CN113594758B - Mouth box sealing structure for automobile charging seat - Google Patents
Mouth box sealing structure for automobile charging seat Download PDFInfo
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- CN113594758B CN113594758B CN202110864386.0A CN202110864386A CN113594758B CN 113594758 B CN113594758 B CN 113594758B CN 202110864386 A CN202110864386 A CN 202110864386A CN 113594758 B CN113594758 B CN 113594758B
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- sealing ring
- water
- sealing
- window
- baffle
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- 238000007789 sealing Methods 0.000 title claims abstract description 134
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 230000000903 blocking effect Effects 0.000 claims abstract 4
- 239000002184 metal Substances 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 239000002356 single layer Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000010009 beating Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5227—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases with evacuation of penetrating liquids
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5213—Covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
-
- 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
-
- 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
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The application relates to a mouth box sealing structure for an automobile charging seat, which comprises a mouth box structure and a baffle plate, wherein the mouth box structure comprises: the water draining device comprises a main body part, a first sealing ring and a drain hole, wherein a first window is formed in the main body part, the first sealing ring is sleeved on the main body part, a water guiding groove is formed in the first sealing ring, the drain hole is used for draining water between the first sealing ring and the first window, a second sealing ring is arranged on a baffle, and the baffle is used for opening and closing the first window; according to the application, the first drainage and the drainage are formed through the water guide groove on the first sealing ring on the mouth box structure, the first sealing ring is compressed to a certain extent, the first water blocking is formed, the water is discharged again through the drainage hole, the second drainage and the drainage are formed, the second water blocking is formed by closing the baffle plate in the first window and extruding the second sealing ring, and the sealing state of the charging mouth box is maintained through the two drainage and the twice water blocking.
Description
Technical Field
The application relates to the technical field of automobile charging seats, in particular to a mouth box sealing structure for an automobile charging seat.
Background
The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel automobile-mounted power device) and integrates the advanced technology in the aspects of power control and driving of the automobile, and the formed technical principle is advanced, and the automobile has a new technology and a new structure. The pure electric vehicle and the hybrid electric vehicle are important directions for the development of new energy vehicles in the next years because of energy conservation, environmental protection and relatively mature technology. When the electric quantity of the power battery of the electric automobile is reduced to a certain degree, the battery needs to be charged. The automobile is provided with a charging port, an external charging connection device is needed to connect the charging port of the automobile with an external power supply, and the external charging connection device is mainly provided with a charging gun and an attached wire harness. The charging gun is connected with a charging port of the automobile, and the charging can be realized after the power line is connected with an external power supply.
At present, an electric charging port box in an electric automobile becomes a mainstream of the market. The electric automobile charging seat is used as a main part for charging the electric automobile, and waterproof requirements are higher and higher. Meanwhile, at present, due to the rising of the electric charging port box, higher requirements are also put forward for convenience in the charging process. At present, the waterproof protection of electric automobile charging seat mainly has following two kinds of schemes:
according to the scheme I, only the waterproof plug is independently arranged on the charging seat, no more sealing structure exists on the outer ring of the mouth box, the waterproof plug still needs to be manually pulled out after the electric charging mouth box is opened, and the waterproof plug still needs to be inserted after charging is completed.
The drawbacks of scheme one are:
(1) The operation steps of the charging process are added, so that the operation convenience is poor;
(2) The waterproof plug can only protect the charging metal connector part, and water and dust remained on the waterproof plug have the risk of being brought into the charging seat in the process of plugging the waterproof plug.
And in the scheme II, a soft rubber structure is added on the charging port box hinge, after the charging port box is closed, the soft rubber and the port box body or the port box and the charging seat generate compression deformation, so that water is prevented from entering the charging seat, and a sealing effect is achieved.
The defects in scheme two are:
(1) Because the single-layer sealed soft rubber forms a primary seal, the aging deformation period is short along with the high-frequency deformation use, and the sealing performance is easy to lose efficacy;
(2) Because the different states of opening and closing are accompanied by the deformation of the soft rubber structure, when the soft rubber is deformed and sealed, an irregular space for storing water and dust is easy to form, and the residual water can be inevitably caused to enter the charging seat again.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a mouth box sealing structure for an automobile charging seat, so as to solve the problem that water and dust are easy to accumulate in the sealing structure at the automobile charging mouth box.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a mouth box sealing structure for an automobile charging dock, comprising:
A mouthpiece structure, comprising:
-a body part on which a first window is provided, said body part being intended to be mounted on a charging stand such that the first window is facing the charging stand;
-a first sealing ring which is sleeved on the main body part, wherein a water guide groove is arranged on the first sealing ring;
-a drain hole for draining water in the water guiding groove and water between the first sealing ring and the first window;
the baffle is provided with a second sealing ring, and the baffle is used for opening and closing the first window.
Further, the first sealing ring comprises a first sealing inner ring used for propping against the outer plate of the mouth box and a first sealing outer ring used for propping against the side wall metal plate, and the water guide groove is arranged between the first sealing inner ring and the first sealing outer ring.
Further, the drain hole is provided in the main body.
Further, the drain hole penetrates through the first sealing ring.
Further, the baffle is rotatably connected to the body portion.
Further, a driver is arranged between the baffle plate and the main body part, a rotating shaft is arranged on the driver, and the driver drives the baffle plate to rotate through the rotating shaft.
Further, a hinge framework is arranged between the rotating shaft and the baffle plate, and a bending section is arranged in the middle of the hinge framework.
Further, a positioning key is arranged on one of the rotating shaft and the hinge framework, and a positioning groove matched with the positioning key is arranged on the other one of the rotating shaft and the hinge framework.
Further, the length of the positioning key and the length of the positioning groove extend along the axial direction of the rotating shaft.
Further, a third sealing ring is arranged on the inner wall of the first window, and when the baffle is closed in the first window, the third sealing ring is tightly abutted against the second sealing ring.
Compared with the prior art, the invention has the advantages that:
This a mouth box seal structure for car charging seat forms first drainage and drainage through the guiding gutter on the first sealing washer on the mouth box structure to make the mouth box planking collect by the guiding gutter with the water that gets into in the side wall panel beating gap, and discharge fast, and the compression of first sealing washer certain degree, form first manger plate, when the inflow is great, water passes the inside of first sealing washer access port box structure, discharge once more through the wash port, form second drainage and drainage, and cooperate the baffle closure in first window and extrude the second sealing washer, form the second manger plate, and then make the charging seat can not exist the condition of intaking in the opening and shutting the in-process, also appear the mouth box structure to deposit the condition of collecting residual water, twice drainage and twice keep the sealing state of charging seat mouth box.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of a structure according to an embodiment of the present application;
fig. 2 is a schematic diagram of a conversion provided in an embodiment of the present application;
FIG. 3 is a schematic view of a part of a component at a baffle according to an embodiment of the present application;
FIG. 4 is a cross-sectional view of an embodiment of the present application in an installed state;
FIG. 5 is an enlarged schematic view of a portion of FIG. 4A according to an embodiment of the present application;
Fig. 6 is a schematic structural view of a waterproof rubber plug in the prior art.
In the figure: 1. a main body portion; 11. a first window; 2. a first seal ring; 21. a water guide groove; 22. a first seal inner ring; 23. a first seal outer ring; 3. a drain hole; 4. a baffle; 41. a second seal ring; 5. a driver; 51. a rotating shaft; 6. a hinge skeleton; 71. a positioning key; 72. a positioning groove; 8. a third seal ring; 9. a charging stand; 91. a waterproof plug; 10. an outer plate of the mouth box; 12. and (5) side wall metal plates.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
As shown in fig. 1 to 5, a mouth box sealing structure for an automobile charging stand 9, comprising:
A mouthpiece structure, comprising: a main body 1, a first seal ring 2 and a drain hole 3.
The charging device comprises a main body part 1, wherein a first window 11 is formed in the main body part 1, the main body part 1 is used for being installed on a charging seat 9, so that the first window 11 is opposite to the charging seat 9, and a charging plug conveniently penetrates through the first window 11 and is inserted into the charging seat 9. The main body part 1 is detachably buckled on the charging seat 9 so as to meet the requirement that the sealing effect of the charging seat 9 is improved on the premise of not damaging the original automobile main body or the original charging seat 9 in the existing automobile charging seat 9 adding scheme; or in the design of the charging stand 9, the main body 1 and the charging stand 9 are set as an integral charging stand 9 which is not detachable.
The first sealing ring 2 is sleeved on the main body part 1, the first sealing ring 2 is provided with a water guide groove 21, the first window 11 forms two openings on two side walls of the main body part 1, and the first sealing ring 2 is arranged on the main body and is positioned outside the opening of the first window 11;
In the opening of the side wall panel 12 of the automobile that the charging seat 9 is connected with the main body part 1, be equipped with the box-like planking 10 that can open and shut on the side wall panel 12 of this automobile, in order to improve box-like planking 10 establishes the smooth and easy degree of opening or closing in-process on the side wall panel 12 of the automobile body, box-like planking 10 has certain thickness to be necessary, box-like planking 10 can friction with side wall panel 12 in the in-process of closure to the very big degree, and deformation takes place more easily, so need set up certain clearance between box-like planking 10 and side wall panel 12 of the automobile body, when box-like planking 10 is closed on side wall panel 12 of the automobile body, first sealing washer 2 is located on the main body part 1, just box-like planking 10 is held on side wall panel 12 and box-like planking 10 simultaneously to first sealing washer 2, at this moment, first sealing washer 2 forms the shutoff to the clearance between box-like planking 10 and the side wall panel 12.
And be provided with guiding gutter 21 on the first sealing washer 2, guiding gutter 21 is used for guiding outside this clearance with the water that gets into the clearance between mouth box planking 10 and the automobile body side wall panel beating 12, in order to avoid there is residual water between mouth box planking 10 and the automobile body side wall panel beating 12.
A drain hole 3, wherein the drain hole 3 is used for draining water in the water guiding groove 21 and water between the first sealing ring 2 and the first window 11;
When the box outer plate 10 is closed on the box side plate 12, and a large amount of water is impacted to the box outer plate 10, the box side plate 12 and the gap between the box outer plate 10 and the box side plate 12 in the environment where the box outer plate 10 is located, and when the vehicle is in a high rainfall environment or an environment with high rainfall accompanied by high wind, the water in the water guide tank 21 is large, on the premise that the water guide tank 21 has the function of water discharge, the water discharge hole 3 is used for discharging the water in the water guide tank 21 after the water discharge hole 3 is additionally arranged, and the overall water discharge efficiency is improved through the water discharge hole 3 in a high water quantity state;
Even if a certain amount of water passes through the first sealing ring 2 and enters the first window 11 area of the main body 1 under the sealing premise of the first sealing ring 2, the drain hole 3 is used for draining water between the first sealing ring 2 and the first window 11;
The baffle 4 is provided with a second sealing ring 41, and the baffle 4 is used for opening and closing the first window 11.
When charging is needed, after the outer box plate 10 is opened, the baffle plate 4 is moved away from the first window 11 to open the first window 11, at this time, a charging plug for connecting and completing charging is inserted on the charging seat 9 through the first window 11, and when charging is completed, the charging plug is pulled out, and the baffle plate 4 is closed in the first window 11, and a second sealing ring 41 on the baffle plate 4 is used for improving the sealing degree between the baffle plate 4 and the first window 11;
When the box outer plate 10 is closed on the box side plate 12, and a large amount of water is impacted to the box outer plate 10, the box side plate 12 and the gap between the box outer plate 10 and the box side plate 12 in the environment where the box side plate 12 and the box outer plate 10 are located, and when the vehicle is in a high rainfall environment or a high rainfall environment accompanied by high wind, at this time, under the sealing premise of the first sealing ring 2, a certain amount of water still passes through the first sealing ring 2 to enter the first window 11 area of the main body 1, at this time, the water passing through the first sealing ring 2 to enter the first window 11 area of the main body 1 is blocked by the second sealing ring 41, so that the water passing through the first window 11 is prevented from entering the charging seat 9, and a charging safety accident is caused, and the water drain hole 3 is used for draining the water between the first sealing ring 2 and the first window 11, so that the first window 11 is kept in a non-water accumulation state all the time.
The water guide groove 21 on the first sealing ring 2 on the box structure forms first water drainage and water drainage, so that water entering in a gap between the box outer plate 10 and the side wall metal plate 12 is collected by the water guide groove 21 and is rapidly discharged, the first sealing ring 2 is compressed to a certain extent to form first water retaining, when the water inflow is large, the water passes through the first sealing ring 2 and enters the box structure, and is discharged again through the water drainage hole 3 to form second water drainage and water drainage, and the matched baffle plate 4 is closed in the first window 11 and extrudes the second sealing ring 41 to form second water retaining, so that the charging seat 9 can not have the water inflow in the opening and closing process, the situation that residual water is stored and collected on the box structure also occurs, and the sealing state of the box 9 of the charging seat is kept by the water drainage and the water retaining twice.
As shown in fig. 6, the charging seat 9 is only sealed by matching the waterproof plug 91, and the waterproof plug 91 is assembled and disassembled before and after charging, so that the charging socket of the charging seat 9 is plugged, but the gap between the box outer plate 10 and the metal plate 12 of the side wall of the vehicle body still enables external water to enter, and the waterproof cover is inevitably easy to remain excessive water, at this time, in an unknowing state of an operator, if the waterproof plug 91 is not carefully checked or cleaned in advance, the water remaining on the waterproof plug 91 easily flows to the charging socket, and damages the power utilization system.
In addition, in the prior art, a single-layer sealing ring (not shown) is further arranged in the box outer plate 10, when the box outer plate 10 is buckled at the opening of the metal plate 12 on the side wall of the vehicle body, the current sealing ring is extruded on the charging socket of the charging seat 9, and the sealing effect of the charging socket is formed through deformation of the current sealing ring, however, fatigue damage easily occurs after repeated deformation extrusion of the single-layer sealing ring, and the single-layer sealing ring is in a deformed state when the sealing effect is provided, however, the gap existing between the box outer plate 10 and the metal plate 12 on the side wall of the vehicle body still enables external water to enter, and the residual water is inevitably easy to remain on the deformed single-layer sealing ring, so that the water remained on the single-layer sealing ring is easy to flow to the charging socket and damage an electric system under the condition that an operator is unaware.
Further, in the above embodiment, the first seal ring 2 includes a first seal inner ring 22 and a first seal outer ring 23, and the water guiding groove 21 is disposed between the first seal inner ring 22 and the first seal outer ring 23.
I.e. the first sealing ring 2 is formed by combining a complete sealing ring part instead of two separate sealing ring monomers.
In the first embodiment, the first sealing ring 2 is a single structure, the first sealing ring 2 is disposed on the main body 1, and the first sealing ring 2 is simultaneously abutted against the side wall metal plate 12 and the mouth box outer plate 10, although the first sealing ring 2 can be simultaneously abutted against the side wall metal plate 12 and the mouth box outer plate 10, and form an analysis between the side wall metal plate 12 and the mouth box outer plate 10 to seal and block and drain water entering between the side wall metal plate 12 and the mouth box outer plate 10;
However, further, since the side wall metal plate 12 and the first sealing ring 2 of the vehicle body are always kept in a mutually abutting state, and the opening and closing operation of the box outer plate 10 needs to be repeated during charging, the box outer plate 10 and the first sealing ring 2 are not always kept in a mutually abutting state, but the box outer plate 10 is switched between the two states of pressing the first sealing ring 2 and keeping away from the first sealing ring 2 in irregular repetition, that is, the inner side of the first sealing ring 2 is repeatedly pressed, and the outer side of the first sealing ring 2 is always kept in a pressed state, after the first sealing ring 2 is used in the sealing state for a period of time, different deformation damage occurs to the contact part of the first sealing ring 2 and the side wall metal plate 12 at the contact part of the first sealing ring 2 easily occurs, and the sealing performance of the first sealing ring 2 is further affected.
In this embodiment, the first seal ring 2 includes a first seal inner ring 22 and a first seal outer ring 23, the first seal outer ring 23 is used for propping against the side wall metal plate 12, and the first seal inner ring 22 is used for propping against the mouth box outer plate 10.
The first sealing ring 2 which is originally and simultaneously abutted against the side wall metal plate 12 and the mouth box outer plate 10 is divided into a first sealing outer ring 23 which is respectively abutted against the side wall metal plate 12 and a first sealing inner ring 22 which is abutted against the mouth box outer plate 10, at the moment, the first sealing outer ring 23 and the side wall metal plate 12 always keep the mutually abutted state, the first sealing inner ring 22 is abutted against the mouth box outer plate 10, and the first sealing inner ring 22 is repeatedly separated from and abutted against the mouth box outer plate 10 in the repeated opening and closing process of the mouth box outer plate 10, so that even if the first sealing inner ring 22 is repeatedly extruded and is damaged by unrecoverable deformation, the first sealing inner ring 22 is only directly replaced, the first sealing outer ring 23 is not replaced, unnecessary waste is avoided, and the sealing effect is improved.
Further, on the basis of the above embodiment, the drain hole 3 is provided in the main body 1, that is, one end of the drain hole 3 communicates with the space inside the first seal ring 2, and the other end communicates with the outside of the main body 1, that is, the water entering the inside of the first seal ring 2 can be discharged to the outside of the main body 1 through the drain hole 3.
Further, unlike the above embodiment in which the drain hole 3 is provided in the main body 1, the drain hole 3 may penetrate the first seal ring 2, and when the drain hole 3 penetrates the first seal ring 2, no other opening operation is required in the main body 1, and the drain hole 3 is provided in the first seal ring 2, so that the water inside the first seal ring 2 is drained.
In this embodiment, the drain hole 3 may be completely separated from the water guiding groove 21, i.e. the drain hole 3 may extend only through the bottom of the first sealing ring 2.
In addition, the drain hole 3 may also penetrate through the water guiding groove 21 while penetrating through the first sealing ring 2, that is, the drain hole 3 penetrates through the side wall of the first sealing ring 2, and on this premise, only the sealing ring needs to be cut off, that is, the cut-off position of the sealing ring forms the drain hole 3, without additional provision, so as to reduce the processing difficulty.
It should be noted that, regardless of the arrangement of the drain hole 3, the drain hole 3 is located at the lowest height of the mouth box structure when the mouth box structure is correctly installed behind the charging seat 9, so that water discharged from the drain hole 3 can be discharged smoothly and rapidly without external force.
Further, on the basis of any one of the above embodiments, the shutter 4 is rotatably connected to the main body 1, so that the shutter 4 can rotate relative to the main body 1 under the action of an external force to open and close the first window 11.
Further, a driver 5 is disposed between the baffle 4 and the main body 1, the driver 5 mainly generates a driving torque, and is used as a power source of an electric appliance or various machines, such as a direct current motor and an alternating current motor, a rotation shaft 51 is disposed on the driver 5, and the driver 5 drives the baffle 4 to rotate through the rotation shaft 51.
Further, a hinge skeleton 6 is disposed between the rotating shaft 51 and the baffle 4, a bending section is disposed in the middle of the hinge skeleton 6, and the driver 5 drives the baffle 4 to rotate through the rotating shaft 51, because the rotating plate is directly connected with the rotating shaft 51, when the rotating plate rotates for a certain angle, a path swept by the rotating plate in the rotating and moving process must be free of other barriers, otherwise the rotating plate interferes with a barrier thereof in the rotating process to affect the rotating motion of the rotating plate, the hinge skeleton 6 is disposed between the baffle 4 and the rotating shaft 51, and the barrier between the rotating plate and the rotating shaft 51 enters the bending section of the hinge skeleton 6 in the moving process, so that the rotating and expanding range of the rotating plate is improved, and the requirement on space in the rotating process of the rotating plate is also reduced.
Further, one of the rotating shaft 51 and the hinge frame 6 is provided with a positioning key 71, and the other one of the rotating shaft 51 and the hinge frame 6 is provided with a positioning groove 72 adapted to the positioning key 71;
Namely, the rotating shaft 51 is provided with a positioning key 71, and the hinge frame 6 is provided with a positioning groove 72 matched with the positioning key 71;
or the hinge frame 6 is provided with a positioning key 71, and the rotating shaft 51 is provided with a positioning groove 72 matched with the positioning key 71;
Regardless of the combination mode, through the mutual matching of the positioning key 71 and the positioning groove 72, the synchronism of the rotation shaft 51 and the hinge framework 6 is improved on the premise of meeting the detachable connection of the rotation shaft 51 and the hinge framework 6, and the friction and slipping between the rotation shaft 51 and the hinge framework 6 are avoided.
Further, the length of the positioning key 71 and the length of the positioning groove 72 extend along the axial direction of the rotating shaft 51, on the premise that the following effects are disclosed in the above embodiment, on the premise that the positioning key 71 and the positioning groove 72 meet the requirement of detachable connection of the rotating shaft 51 and the hinge frame 6, the rotation synchronism of the rotating shaft 51 and the hinge frame 6 is further improved, friction and slipping between the rotating shaft 51 and the hinge frame 6 are avoided, the length of the positioning key 71 and the length of the positioning groove 72 extend along the axial direction of the rotating shaft 51, and the hinge frame 6 can be detached and separated along the axial direction of the rotating shaft 51, so that the disassembly and assembly operation under the space narrow state at the charging port of the automobile are facilitated.
Further, the inner wall of the first window 11 is provided with a third sealing ring 8, when the baffle 4 is closed in the first window 11, the third sealing ring 8 is tightly abutted against the second sealing ring 41, when water enters the first window 11 region of the main body 1 through the first sealing ring 2, although the water entering at this time is blocked by the second sealing ring 41 and prevented from entering the charging seat 9 through the first window 11, the water discharge hole 3 is used for discharging water between the first sealing ring 2 and the first window 11, and the first window 11 is kept in a non-ponding state all the time, but the third sealing ring 8 arranged on the inner wall of the first window 11 can form a mutually abutted relationship with the second sealing ring 41, so that the tightness of the first window 11 is improved, and the condition that a non-ideal sealing effect is formed between the first window 11 and the baffle 4 only through the second sealing ring 41 is avoided.
In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that in the present application, relational terms such as "first" and "second" and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the application to enable those skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A mouth box seal structure for an automobile charging dock, comprising:
A mouthpiece structure, comprising:
-a body portion (1) on which a first window (11) is provided, said body portion (1) being intended to be mounted on a charging cradle (9) such that the first window (11) is facing the charging cradle (9);
-a first sealing ring (2) sleeved on the main body (1), the first sealing ring (2) being provided with a water guiding groove (21);
-a drain hole (3) for draining the water in the water guiding groove (21) and the water between the first sealing ring (2) and the first window (11);
The baffle (4) is provided with a second sealing ring (41), and the baffle (4) is used for opening and closing the first window (11);
when the box outer plate is closed on the side wall metal plate, the first sealing ring (2) is sleeved on the main body part (1), and the first sealing ring (2) is simultaneously propped against the side wall metal plate and the box outer plate, at the moment, the first sealing ring (2) forms a blocking for a gap between the box outer plate and the car body side wall metal plate;
The first sealing ring (2) comprises a first sealing inner ring (22) used for propping against the outer plate of the mouth box and a first sealing outer ring (23) used for propping against the side wall metal plate, and the water guide groove (21) is arranged between the first sealing inner ring (22) and the first sealing outer ring (23).
2. The mouthpiece seal for an automotive charging dock of claim 1, wherein: the drain hole (3) is provided in the main body (1).
3. The mouthpiece seal for an automotive charging dock of claim 1, wherein: the drain hole (3) penetrates through the first sealing ring (2).
4. The mouthpiece seal for an automotive charging dock of claim 1, wherein: the baffle (4) is rotatably connected to the main body (1).
5. The mouthpiece seal structure for an automotive charging dock of claim 4, wherein: a driver (5) is arranged between the baffle plate (4) and the main body part (1), a rotating shaft (51) is arranged on the driver (5), and the driver (5) drives the baffle plate (4) to rotate through the rotating shaft (51).
6. The mouthpiece seal for an automotive charging dock of claim 5, wherein: a hinge framework (6) is arranged between the rotating shaft (51) and the baffle (4), and a bending section is arranged in the middle of the hinge framework (6).
7. The mouthpiece seal for an automotive charging dock of claim 6, wherein: the hinge comprises a hinge framework (6) and is characterized in that one of the rotating shaft (51) and the hinge framework (6) is provided with a positioning key (71), and the other one of the rotating shaft (51) and the hinge framework (6) is provided with a positioning groove (72) matched with the positioning key (71).
8. The mouthpiece seal for an automotive charging dock of claim 7, wherein: the length of the positioning key (71) and the length of the positioning groove (72) extend along the axial direction of the rotating shaft (51).
9. The mouthpiece seal for an automotive charging dock of claim 1, wherein: the inner wall of the first window (11) is provided with a third sealing ring (8), and when the baffle (4) is closed in the first window (11), the third sealing ring (8) is tightly abutted against the second sealing ring (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110864386.0A CN113594758B (en) | 2021-07-29 | 2021-07-29 | Mouth box sealing structure for automobile charging seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110864386.0A CN113594758B (en) | 2021-07-29 | 2021-07-29 | Mouth box sealing structure for automobile charging seat |
Publications (2)
| Publication Number | Publication Date |
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| CN113594758A CN113594758A (en) | 2021-11-02 |
| CN113594758B true CN113594758B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110864386.0A Active CN113594758B (en) | 2021-07-29 | 2021-07-29 | Mouth box sealing structure for automobile charging seat |
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| Country | Link |
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| CN (1) | CN113594758B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN217994599U (en) * | 2022-06-28 | 2022-12-09 | 比亚迪股份有限公司 | Charging port cabin door device and vehicle |
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| CN113594758A (en) | 2021-11-02 |
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