CN111591155B - External charging transformation and installation method for electric automobile - Google Patents
External charging transformation and installation method for electric automobile Download PDFInfo
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- CN111591155B CN111591155B CN202010491685.XA CN202010491685A CN111591155B CN 111591155 B CN111591155 B CN 111591155B CN 202010491685 A CN202010491685 A CN 202010491685A CN 111591155 B CN111591155 B CN 111591155B
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- 238000000034 method Methods 0.000 title abstract description 19
- 238000009434 installation Methods 0.000 title abstract description 12
- 230000009466 transformation Effects 0.000 title abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000002715 modification method Methods 0.000 claims 4
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 239000007769 metal material Substances 0.000 claims 1
- 238000011426 transformation method Methods 0.000 claims 1
- 239000000370 acceptor Substances 0.000 description 19
- 239000000428 dust Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
- B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to an external charging transformation and installation method for an electric automobile, and belongs to the field of electric automobiles. Including the inner shell, set up two electrode module in the inner shell, motor module passes through the wire and connects fills electric pile, and the fixed slider of inner shell lower extreme, and the slider cooperation is on the slide rail, and the slide rail is fixed subaerial, sets up the back spring between inner shell and the wall. The charging head and the charging port can accurately correspond to each other, poor contact between the charging head and the charging port is avoided in a friction mode, convenience and safety are improved, the situation of forgetting to pull out the gun can be avoided, the charging device of the original vehicle is used for transformation, and matching degree and installation cost are improved.
Description
Technical Field
The invention relates to an external charging transformation and installation method for an electric automobile, and belongs to the field of electric automobiles.
Background
An electric vehicle (BEV) is a vehicle that uses a vehicle-mounted power supply as power and uses a motor to drive wheels to run, and meets various requirements of road traffic and safety regulations. The prospect is widely seen because of smaller influence on the environment compared with the traditional automobile, but the current technology is still immature.
In order to facilitate supplementing electric energy, a manufacturer can generally install a charging pile for a private parking space or a garage, a charging gun of the charging pile is used for charging, and the charging gun is required to be inserted into a charging port of an electric automobile, so that the charging gun is similar to a filling gun of a filling station. However, the situation that the driver forgets to pull out the gun to drive on the vehicle often occurs, so that the charging gun or the charging port is damaged, and the maintenance cost is increased. The electrodes of the charging port or the charging gun are severely bent, and if a short circuit occurs, a fire risk is caused. The contact tightness of the charging port can influence the conductive effect to a great extent, if the charging port is arranged externally, two problems which cannot be solved in the prior art are that the positions of the vehicle are not the same every time when the vehicle is parked every time, so that the charging head and the charging port cannot be accurately corresponding; the other is that the vehicle is driven outdoors, and the metal electrode of the charging port is often oxidized or dust is adhered due to the influences of external humidity, temperature, chemical corrosion, dust and the like, so that the contact with the charging head is poor, the charging efficiency is greatly influenced, heating is sometimes caused due to overlarge local resistance, and even the automobile is spontaneously ignited.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the invention are as follows: the external charging transformation and installation method for the electric automobile enables the charging head to accurately correspond to the charging port, and poor contact between the charging head and the charging port is avoided in a friction mode, so that convenience and safety are improved, meanwhile, the situation of forgetting to pull out a gun can be avoided, the charging device of the original automobile is used for transformation, the matching degree is improved, and the installation cost is reduced.
The invention relates to an external charging modification and installation method of an electric automobile, which comprises an inner shell, wherein two electrode modules are arranged in the inner shell, the motor modules are connected with a charging pile through leads, a sliding block is fixed at the lower end of the inner shell and is matched with a sliding rail, the sliding rail is fixed on the ground through bolts, a backward spring is arranged between the inner shell and a wall surface, the position of the sliding rail is positioned at the middle position of the rear end of a parking space, the charging pile is fixed on the wall body, the charging leads of the charging pile are cut off, and the outer shell of a charging gun is removed to reserve a charging head;
the electrode module comprises an electrode plate, a swinging block is arranged at the rear of the electrode plate, the swinging block is hinged with the electrode plate in the direction parallel to the ground, the swinging block is hinged with the inner shell in the direction perpendicular to the ground, a torsion spring is coaxially arranged at the hinged position of the electrode plate and the swinging block, the two electrode plates are respectively connected with a charging pile through wires, and the electrode plate is made of metal;
the electric automobile afterbody sets up two acceptors, and the acceptors is located the intermediate position at automobile afterbody, and the acceptors is the groove type of horizontal, and its length is greater than the width of electrode plate, and acceptors both sides wall is sunken to the direction in opposite directions, and its both ends are opened and are loudspeaker form, and every acceptors all is connected with the charging head of tearing down through the wire, will charge the head and insert the mouth of charging of car and with the contact piece matching connection in the mouth of charging, the height of every acceptors all corresponds with the height of corresponding electrode plate.
Principle and working process: the automobile is put in storage and enters a parking space, the receptor piece can be contacted with the electrode plate in the reversing process, the length of the receptor piece is larger than the width of the electrode plate due to the transverse groove shape of the receptor piece, the two side walls of the receptor piece are sunken towards opposite directions, and the two ends of the receptor piece are opened to be in a horn shape, so that even if the automobile has some difference in each parking position during the storage, the receptor piece can be corresponding to the electrode plate, the horn-shaped opening of the receptor piece can play a guiding role, and the charging contact cannot be realized due to the tiny change of the automobile body height caused by the air pressure and suspension aging of the automobile tire. The electrode plate contacts with the receptor, and move the electrode plate and insert in the receptor along with the continuation back of car, the protruding department friction of electrode plate and receptor simultaneously rubs oxide layer and dust, guarantees electric conductivity, avoids local bad contact to lead to big resistance, and then generates heat and cause the potential safety hazard. The automobile continuously moves backwards, at the moment, the electrode plate is propped against the bottom of the receptor, the receptor pushes the inner shell to move backwards, the inner shell moves backwards along the sliding rail, and the backward moving spring is compressed, so that the receptor can be always contacted with the electrode plate, and meanwhile, the inner shell is prevented from being damaged. When the automobile is driven away, the backward moving spring pushes the inner shell to reset, the receptor piece is separated from the electrode plate, and the torsion spring enables the electrode plate to reset.
Including the splint, two acceptors are fixed at the splint back, and splint openly top sets up the screw thread section of thick bamboo, and both ends cooperation screw rod respectively in the screw thread section of thick bamboo, and two screw rods revolve to opposite directions, and a screw rod tip passes through the hinge and articulates on splint openly, and another screw rod passes through the hinge to be fixed on the automobile body, and splint openly below passes through the hinge articulated seat, and articulated seat is fixed on the automobile body, and splint below position is fixed like this, and the top is adjusted the interval of two screw rods through rotatory screw thread section of thick bamboo, and then makes splint and ground perpendicular, guarantees acceptors and electrode plate contact well.
The hinge and the hinge seat are fixed on the car body and the clamping plate in a pasting mode, and the installation is convenient.
The telescopic airbag is characterized in that a clamping plate is arranged behind the clamping plate, the receptor is fixed on the rear clamping plate, a telescopic airbag is arranged between the two clamping plates, the peripheral wall of the telescopic airbag is folded, the telescopic airbag can only stretch in the horizontal direction, small holes are formed in the telescopic airbag, the rear clamping plate and the receptor, the small holes are coaxial and communicated, the electrode plate can compress the telescopic airbag after bottoming in the receptor, gas in the telescopic airbag can be sprayed out from the small holes to form gas flow, the gas flow blows the inner surface of the receptor, rainwater and the like possibly attached to the inner surface of the receptor are blown away, hidden danger of short circuit is avoided, and the conductive effect is guaranteed.
The shell is matched with the outer shell outside, the outer shell is positioned at the front side of the inner shell, two through holes are formed in the side wall of the outer shell, the positions of the two through holes correspond to the positions of the two electrode plates respectively, idler wheels are installed at four corners of the bottom of the outer shell, a certain margin is reserved between the through holes and the electrode plates, push plates are horizontally fixed at the upper and lower positions of two receptor pieces, the push plates are fixed on clamping plates, the end parts of the push plates exceed the end parts of the receptor pieces, a reset spring is arranged between the inner shell and the outer shell, the elastic force of the reset spring is smaller than that of the backward spring, and when the reset spring is in a natural state, the end parts of the electrode plates exceed the outer shell.
Principle and working process: the two through holes play a guiding role, and as the electrode plate is hinged with the swinging block, the through holes can avoid overlarge bending degree of the electrode plate, a certain allowance is reserved between the through holes and the electrode plate, and a space is reserved for the electrode plate to swing up and down. When the reset spring is in a natural state, the length of the end part of the electrode plate exceeding the shell is not more than 2 cm, so that most of the electrode plate is hidden in the shell, and short circuit caused by overlap joint of foreign objects is avoided. When the automobile is backed up and put in storage, the push plate firstly contacts the outer shell and pushes the outer shell to move backwards, the inner shell is not moved at the moment, the electrode plate exposes out of the side wall of the outer shell and contacts the receptor for charging. The electrode plates are wrapped by the inner shell and the outer shell, so that a good protection effect is achieved. Meanwhile, the push plate can also play a role in shielding dust and rainwater.
The smooth side of a side wall of the electrode plate is provided with the movable wheels in a corresponding mode, the movable wheels are fixed on the limiting springs, the limiting springs are fixed on the inner wall of the shell, the fixed wheels are arranged on the protruding side and correspond to the protrusions, the fixed wheels are installed on the inner wall of the shell, and the movable wheels are propped against the side wall of the electrode plate, so that the protrusions on the electrode plate are propped against the fixed wheels.
Principle and working process: in the backward movement process of the outer shell, the electrode plate and the fixed wheel move relatively, the electrode plate can be jacked up when the bulge contacts with the idler wheel, the bulge forces the electrode plate to reset through the rear wheel, the swinging block is hinged with the inner shell in the vertical ground direction, the electrode plate swings left and right, the bulge of the electrode plate and the receptor piece is rubbed continuously, the oxide layer and stains can be rubbed off well, good contact effect can be guaranteed, conductivity is guaranteed, large resistance caused by poor local contact is avoided, and potential safety hazards are further caused by heating.
The end part of the electrode plate is wedge-shaped, so that the acceptor piece can be inserted more conveniently.
Compared with the prior art, the invention has the following beneficial effects:
according to the external charging high-efficiency electric automobile charging device, an automobile is backed up and put into a parking space, a receptor piece is contacted with an electrode plate in the backing process, the length of the receptor piece is larger than the width of the electrode plate due to the transverse groove shape of the receptor piece, the two side walls of the receptor piece are recessed towards opposite directions, and the two ends of the receptor piece are opened in a horn shape, so that even if the automobile has some difference in each parking position during the warehousing process, the receptor piece can be corresponding to the electrode plate, the horn-shaped opening of the receptor piece can play a guiding role, and the charging contact cannot be realized due to small changes of the automobile height caused by the air pressure and suspension aging of the automobile tire. The electrode plate contacts with the receptor, and move the electrode plate and insert in the receptor along with the continuation back of car, the protruding department friction of electrode plate and receptor simultaneously rubs oxide layer and dust, guarantees electric conductivity, avoids local bad contact to lead to big resistance, and then generates heat and cause the potential safety hazard. The automobile continuously moves backwards, at the moment, the electrode plate is propped against the bottom of the receptor, the receptor pushes the inner shell to move backwards, the inner shell moves backwards along the sliding rail, and the backward moving spring is compressed, so that the receptor can be always contacted with the electrode plate, and meanwhile, the inner shell is prevented from being damaged. When the automobile is driven away, the backward moving spring pushes the inner shell to reset, the receptor piece is separated from the electrode plate, and the torsion spring enables the electrode plate to reset. The electrode plate swings left and right, so that the protruding parts of the electrode plate and the receptor piece continuously rub left and right, the oxide layer and stains can be rubbed off well, good contact effect can be guaranteed, conductivity is guaranteed, large resistance caused by poor local contact is avoided, and potential safety hazards are caused by heating. The charging head can accurately correspond to the charging port, poor contact between the charging head and the charging port is avoided in a friction mode, convenience and safety are improved, the situation of forgetting to pull out the gun can be avoided, the charging device of the original vehicle is used for transformation, and the matching degree and the installation cost are improved.
Drawings
FIG. 1 is a schematic representation of an embodiment of the present invention;
FIG. 2 is an enlarged partial view of portion A of the embodiment of FIG. 1;
FIG. 3 is a schematic cross-sectional view of embodiment B-B of FIG. 1;
fig. 4 is a schematic diagram of the original charging device modification according to the embodiment of the invention.
In the figure: 1. an automobile; 2. charging piles; 3. a wall body; 4. a push plate; 5. a receiver; 6. a housing; 7. an electrode plate; 8. an inner case; 9. a swinging block; 10. a return spring; 11. a roller; 12. a slide rail; 13. a slide block; 14. a limit spring; 15. a driving wheel; 16. a fixed wheel; 17. a protrusion; 18. a back-moving spring; 19. a wire; 20. a sticking board; 21. a screw; 22. a thread cylinder; 23. a small hole; 24. a charging head; 25. a contact; 26. a clamping plate; 27. a hinge base; 28. a telescopic air bag; 29. a charging gun housing; 30. and (3) a torsion spring.
Detailed Description
Embodiments of the invention are further described below with reference to the accompanying drawings:
as shown in fig. 1-4, the external charging reconstruction and installation method of the electric automobile comprises an inner shell 8, wherein two electrode modules are arranged in the inner shell 8, the motor modules are connected with a charging pile 2 through leads 19, a sliding block 13 is fixed at the lower end of the inner shell 8, the sliding block 13 is matched with a sliding rail 12, the sliding rail 12 is fixed on the ground through bolts, a backward spring 18 is arranged between the inner shell 8 and a wall surface, the sliding rail 12 is positioned at the middle position of the rear end of a parking space, the charging pile 2 is fixed on a wall body 3, the charging leads 19 of the charging pile 2 are cut off, and a charging gun outer shell 29 is detached to retain a charging head 24;
the electrode module comprises an electrode plate 7, a swinging block 9 is arranged at the rear of the electrode plate 7, the swinging block 9 is hinged with the electrode plate 7 in the direction parallel to the ground, the swinging block 9 is hinged with the inner shell 8 in the direction perpendicular to the ground, a torsion spring is coaxially arranged at the hinged position of the electrode plate 7 and the swinging block 9, the two electrode plates are respectively connected with the charging pile 2 through a lead 19, and the electrode plate 7 is made of metal;
the electric automobile 1 afterbody sets up two acceptor pieces 5, and acceptor piece 5 is located the intermediate position at car 1 afterbody, and acceptor piece 5 is the horizontal groove type, and its length is greater than the width of electrode plate 7, and acceptor piece 5 both sides wall is sunken to the direction in opposite directions, and its both ends open and be loudspeaker form, and every acceptor piece 5 all is connected with the charging head 24 of tearing down through wire 19, inserts the charging mouth of car 1 and with the contact 25 matching connection in the charging mouth, and the height of every acceptor piece 5 all corresponds with the height of corresponding electrode plate 7.
Principle and working process: the automobile 1 is backed up and put into a parking space, the receptor 5 can be contacted with the electrode plate 7 in the backing process, because the receptor 5 is in a transverse groove shape, the length of the receptor is larger than the width of the electrode plate 7, the two side walls of the receptor 5 are sunken towards opposite directions, and the two ends of the receptor are opened to be in a horn shape, so that even if the automobile 1 has some difference in each parking position during the warehouse entry, the receptor 5 can be corresponding to the electrode plate 7, and the horn-shaped opening of the receptor 5 can play a guiding role, and the charging contact cannot be realized because of small changes of the automobile height caused by the air pressure and suspension aging of the automobile 1. Electrode plate 7 and acceptor piece 5 contact to move electrode plate 7 and insert in acceptor piece 5 along with automobile 1's continuation back, electrode plate 7 rubs with acceptor piece 5's protruding 17 department simultaneously, rubs oxide layer and dust, guarantees conductivity, avoids local contact failure to lead to big resistance, and then generates heat and cause the potential safety hazard. The automobile 1 continuously moves backwards, at the moment, the electrode plate 7 is propped against the bottom of the receptor 5, the receptor 5 pushes the inner shell 8 to move backwards, the inner shell 8 moves backwards along the sliding rail 12, and the backward moving spring 18 compresses, so that the receptor 5 can be ensured to be always contacted with the electrode plate 7, and meanwhile, the inner shell 8 is prevented from being damaged. When the automobile 1 is driven away, the backward moving spring 18 pushes the inner shell 8 to reset, the receptor piece 5 is separated from the electrode plate 7, and the torsion spring enables the electrode plate 7 to reset.
Including splint 26, two receiver 5 are fixed at the splint 26 back, splint 26 openly top sets up screw thread section of thick bamboo 22, the screw thread section of thick bamboo 22 is interior both ends cooperation screw rod 21 respectively, two screw rod 21 revolve to opposite directions, one screw rod 21 tip articulates on splint 26 openly through the hinge, another screw rod 21 passes through the hinge to be fixed on the automobile body, splint 26 openly below articulates articulated seat 27 through the hinge, articulated seat 27 is fixed on the automobile body, splint 26 below position is fixed like this, the top is through rotatory screw thread section of thick bamboo 22 to adjust the interval of two screw rods 21, and then makes splint 26 and ground perpendicular, guarantees that receiver 5 and electrode plate 7 contact well.
The hinge and the hinge seat 27 are fixed on the vehicle body and the clamping plate 26 in a sticking mode, and the installation is convenient.
The clamping plate 26 is arranged behind the clamping plate 26, the receptor 5 is fixed on the rear clamping plate 26, the telescopic air bags 28 are arranged between the two clamping plates 26, the peripheral wall of each telescopic air bag 28 is folded, the telescopic air bags 28 can only stretch in the horizontal direction, small holes 23 are formed in each of the telescopic air bags 28, the rear Fang Gaban and the receptor 5, the small holes 23 are coaxial and communicated, the electrode plates 7 can compress the telescopic air bags 28 after bottoming in the receptor 5, air in the telescopic air bags 28 can be sprayed out from the small holes 23 to form air flow, the air flow blows the inner surface of the receptor 5, and rainwater and the like possibly attached to the air flow are blown away, so that hidden danger of short circuit is avoided, and the conductive effect is ensured.
The shell 8 is matched with the shell 6 outside, the shell 6 is positioned at the front side of the shell 8, two through holes are formed in the side wall of the shell 6, the positions of the two through holes correspond to the positions of the two electrode plates 7 respectively, idler wheels 11 are installed at four corners of the bottom of the shell 6 respectively, a certain margin is reserved between the through holes and the electrode plates 7, the push plate 4 is horizontally fixed at the upper and lower positions of the two receptor pieces 5, the push plate 4 is fixed on the clamping plate 26, the end part of the push plate 4 exceeds the end part of the receptor piece 5, a reset spring 10 is arranged between the shell 8 and the shell 6, the elastic force of the reset spring 10 is smaller than that of the back-moving spring 18, and when the reset spring 10 is in a natural state, the end part of the electrode plates 7 exceeds the shell 6.
Principle and working process: the two through holes play a guiding role, and as the electrode plate 7 is hinged with the swinging block 9, the through holes can avoid overlarge bending degree of the electrode plate 7, a certain allowance is reserved between the through holes and the electrode plate 7, and a space is reserved for the up-and-down swinging of the electrode plate 7. When the return spring 10 is in a natural state, the length of the end part of the electrode plate 7 exceeding the casing 6 is not more than 2 cm, so that most of the electrode plate 7 is hidden in the casing 6, and short circuit caused by overlap joint of foreign objects is avoided. When the automobile 1 is in a warehouse in a reversing way, the push plate 4 firstly contacts the outer shell 6 and pushes the outer shell 6 to move backwards, at the moment, the inner shell 8 is not moved, the electrode plate 7 exposes out of the side wall of the outer shell 6 and contacts with the receptor 5 for charging. The inner shell 8 and the outer shell 6 wrap the electrode plates 7, and play a good role in protection. Meanwhile, the push plate 4 can also play a role in shielding dust and rainwater.
The smooth side of a side wall of the electrode plate 7 is provided with the movable wheels 15 in a corresponding mode, the movable wheels 15 are fixed on the limiting springs 14, the limiting springs 14 are fixed on the inner wall of the shell 6, the fixed wheels 16 are arranged on the side of the movable wheels 17, the fixed wheels 16 correspond to the movable wheels 17, the fixed wheels 16 are arranged on the inner wall of the shell 6, the movable wheels 15 are propped against the side wall of the electrode plate 7, and the movable wheels 17 on the electrode plate 7 are propped against the fixed wheels 16.
Principle and working process: in the backward movement process of the outer shell 6, the electrode plate 7 and the fixed wheel 16 relatively move, the electrode plate 7 can be jacked up when the bulge 17 is in contact with the roller 11, the bulge 17 forces the electrode plate 7 to reset through the rear wheel 15, the swinging block 9 is hinged with the inner shell 8 in the vertical ground direction, so that the electrode plate 7 swings left and right, the bulge 17 of the electrode plate 7 and the receptor 5 continuously rubs left and right, an oxide layer and stains can be rubbed off well, good contact effect can be guaranteed, conductivity is guaranteed, large resistance caused by partial poor contact is avoided, and potential safety hazards caused by heating are avoided.
The end of the electrode plate 7 is wedge-shaped, so that the acceptor piece 5 can be inserted more conveniently.
These and other changes can be made to the apparatus in light of the above-detailed description. While the above detailed description describes specific embodiments of the invention and describes the best mode contemplated, no matter how detailed the above appears in this document, the system can be practiced in many ways. Although the details of the locally-based support device may vary considerably in its implementation details, it is still included in the devices disclosed herein. As noted above, the particular technical term used in describing a particular feature or aspect of the present apparatus is not meant to be redefined herein to be defined as an aspect of the particular feature, or system associated with the term. In general, the terms used in the following claims should not be construed to limit the system to the specific embodiments disclosed in the specification unless the above detailed description section explicitly defines such terms. Therefore, the actual scope of the system includes not only the disclosed embodiments, but also all equivalent ways of implementing or realizing the device covered by the claims.
Claims (5)
1. An external charging transformation method for an electric automobile is characterized by comprising the following steps of: the charging device comprises an inner shell (8), wherein two electrode modules are arranged in the inner shell (8), the electrode modules are connected with a charging pile (2) through leads (19), a sliding block (13) is fixed at the lower end of the inner shell (8), the sliding block (13) is matched with a sliding rail (12), the sliding rail (12) is fixed on the ground through bolts, a backward spring (18) is arranged between the inner shell (8) and a wall surface, the position of the sliding rail (12) is positioned at the middle position of the rear end of a parking space, the charging pile (2) is fixed on the wall body (3), the leads (19) of the charging pile (2) are cut off, and a charging gun shell (29) is detached to retain a charging head (24);
the electrode module comprises an electrode plate (7), a swinging block (9) is arranged at the rear of the electrode plate (7), the swinging block (9) is hinged with the electrode plate (7) in the direction parallel to the ground, the swinging block (9) is hinged with the inner shell (8) in the direction perpendicular to the ground, torsion springs are coaxially arranged at the hinged positions of the electrode plate (7) and the swinging block (9), the two electrode plates (7) are respectively connected with the charging pile (2) through wires (19), and the electrode plates (7) are made of metal materials;
the tail of the automobile (1) is provided with two receptor pieces (5), the receptor pieces (5) are positioned in the middle of the tail of the automobile (1), the receptor pieces (5) are in a transverse groove shape, the length of the receptor pieces is larger than the width of the electrode plates (7), the two side walls of the receptor pieces (5) are recessed towards opposite directions, the two ends of the receptor pieces are open and are in a horn shape, each receptor piece (5) is connected with a detached charging head (24) through a lead (19), the charging heads (24) are inserted into a charging port of the automobile (1) and are connected with contact pieces (25) in the charging port in a matched mode, and the height of each receptor piece (5) corresponds to the height of the corresponding electrode plate (7);
the inner shell (8) is externally matched with the outer shell (6), the outer shell (6) is positioned at the front side of the inner shell (8), two through holes are formed in the side wall of the outer shell (6), the positions of the two through holes correspond to the positions of the two electrode plates (7) respectively, idler wheels (11) are arranged at four corners of the bottom of the outer shell (6), a certain margin is reserved between the through holes and the electrode plates (7), the push plate (4) is horizontally fixed at the upper and lower positions of the two receptor pieces (5), the push plate (4) is fixed on the clamping plate (26), the end part of the push plate (4) exceeds the end part of the receptor piece (5), a reset spring (10) is arranged between the inner shell (8) and the outer shell (6), the elastic force of the reset spring (10) is smaller than that of the backward spring (18), and when the reset spring (10) is in a natural state, the end part of the electrode plates (7) exceeds the outer shell (6);
the utility model provides a smooth lateral wall of plate electrode (7) is last equipartition arch (17), smooth side corresponds and sets up round (15), round (15) are fixed on spacing spring (14), spacing spring (14) are fixed on shell (6) inner wall, protruding (17) side sets up fixed wheel (16), fixed wheel (16) correspond with protruding (17), fixed wheel (16) are installed on shell (6) inner wall, round (15) top is on plate electrode (7) lateral wall for protruding (17) on plate electrode (7) top is on fixed wheel (16).
2. The external charging modification method for an electric automobile according to claim 1, wherein: including splint (26), two receiver (5) are fixed in splint (26) back, splint (26) openly top sets up screw thread section of thick bamboo (22), both ends cooperation screw rod (21) respectively in screw thread section of thick bamboo (22), two screw rods (21) revolve opposite direction, one screw rod (21) tip articulates on splint (26) openly through the hinge, another screw rod (21) are fixed on the automobile body through the hinge, splint (26) openly below is articulated seat (27) through the hinge, articulated seat (27) are fixed on the automobile body, splint (26) below position is fixed like this, the top is through rotatory screw thread section of thick bamboo (22) adjusting the interval of two screw rods (21), and then make splint (26) and ground perpendicular, guarantee receiver (5) and electrode plate (7) contact well.
3. The external charging modification method for the electric automobile according to claim 2, wherein: the hinge and the hinge seat (27) are fixed on the vehicle body and the clamping plate (26) in an adhesive mode.
4. The external charging modification method for the electric automobile according to claim 2, wherein: the clamping plate (26) is arranged at the rear of the clamping plate (26), the receptor (5) is fixed on the rear clamping plate (26), the telescopic air bags (28) are arranged between the two clamping plates (26), the peripheral wall folds of the telescopic air bags (28) are folded, the telescopic air bags (28) can only stretch in the horizontal direction, small holes (23) are formed in the telescopic air bags (28), the rear clamping plate (26) and the receptor (5), the small holes (23) are coaxial and communicated, the electrode plate (7) can compress the telescopic air bags (28) after bottoming in the receptor (5), air in the telescopic air bags (28) can be sprayed out from the small holes (23) to form air flow, and the air flow blows the inner surface of the receptor (5), so that rainwater possibly attached to the surface can be blown away, the hidden danger of short circuit is avoided, and the conductive effect is guaranteed.
5. The external charging modification method for an electric automobile according to claim 1, wherein: the end part of the electrode plate (7) is wedge-shaped, and can be more conveniently inserted into the receptor piece (5).
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| CN202010491685.XA CN111591155B (en) | 2020-06-02 | 2020-06-02 | External charging transformation and installation method for electric automobile |
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