CN210326250U - Battery discharge plug connecting structure of electric motorcycle - Google Patents
Battery discharge plug connecting structure of electric motorcycle Download PDFInfo
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- CN210326250U CN210326250U CN201921868534.0U CN201921868534U CN210326250U CN 210326250 U CN210326250 U CN 210326250U CN 201921868534 U CN201921868534 U CN 201921868534U CN 210326250 U CN210326250 U CN 210326250U
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- plug
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- contactor
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- cavity
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- 239000000084 colloidal system Substances 0.000 claims abstract description 54
- 238000007599 discharging Methods 0.000 claims abstract description 39
- 230000000694 effects Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000009422 external insulation Methods 0.000 claims description 3
- 235000014676 Phragmites communis Nutrition 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model relates to a battery discharging plug connecting structure of an electric motorcycle, which comprises a discharging interface on a battery main body, and a discharging plug is correspondingly inserted; the socket comprises a connecting plate, an insulating colloid seat is arranged on the connecting plate, a concave cavity is arranged on the end face of the free end of the colloid seat, a cylindrical cathode contactor is arranged in the concave cavity, a crown spring is fixedly arranged at the outer end of the inner wall of the cathode contactor, and a circle of clamping bulge is arranged in the middle of the inner wall; the discharging plug comprises an insulating colloid, a concave inserting cavity corresponding to the colloid seat is arranged on the end face of an inserting end of the insulating colloid, a rod-shaped anode contactor is arranged in the insulating colloid, the inserting end of the anode contactor stretches out of the bottom wall of the inserting cavity, the inserting cavity is sleeved on the outer side of the colloid seat, the inserting end of the anode contactor is inserted into an inner hole of the cathode contactor, an annular groove is formed in the outer circumference of the inserting end of the anode contactor, and a clamping protrusion falls into the annular groove in the outer wall of the inserting end of the anode contactor. The structure can ensure the electric contact effect, has small volume and is reliable to use.
Description
Technical Field
The utility model belongs to the technical field of electric motorcycle car technique, concretely relates to electric motorcycle car battery discharge plug connection structure.
Background
The electric motorcycle is more and more widely applied, the power source of the electric motorcycle is a battery arranged in the electric motorcycle, and the size and the capacity of the battery are more and more large in order to provide better cruising ability; the battery is usually provided with a charging interface and a discharging interface, the charging interface is electrically connected to a socket on the outer surface of the motorcycle for charging, and the discharging interface is electrically connected to components needing power consumption on the motorcycle such as a controller and the like.
The discharge interface and the inserted discharge plug both use insulating colloid, the inside is connected with a conductive contactor (also called a connector) in an injection molding mode, the two contactors are inserted to keep electric connection, but the current connection structure has a leaf spring structure applied on the contactor, so the volume is small, the overcurrent capacity is limited, and the maximum continuous current is less than 150A; some contactors have larger volume in order to have good electric contact, so that the whole discharging plug is larger and occupies more space, which is also disadvantageous on a motorcycle; the contactor with the wire spring structure used on part of high-end vehicle models has complex process and higher cost; further improvements and optimizations are needed.
In addition, when the charging plug is used, plug insertion of the charging plug port and the plug insertion of the discharging plug port are carried out in sequence, and when the discharging plug is inserted, the discharging plug is inserted first, and then the charging plug is inserted; when the two plugs of the battery need to be pulled out, the charging plug is pulled out firstly, and then the discharging plug is pulled out; if the operations are executed out of order, when the battery is abnormally loosened during charging or driving, accidents such as electric shock, high discharge voltage, damage to electronic components, breakdown and damage to the battery can be caused. Some foreign products overcome the problems through complex circuit design, and a plurality of products are ensured only by operating according to a specified sequence, so that the reliability is low, and an optimization space is provided.
Disclosure of Invention
The above-mentioned not enough to prior art, the to-be-solved technical problem of the utility model is to provide an electric motorcycle car battery plug connection structure that discharges, avoid along with the capacity of battery is bigger and bigger, the problem that the structural electric contact effect that exists of plug that discharges is difficult to compromise with volume design.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the battery discharging plug connecting structure of the electric motorcycle comprises a battery main body, wherein a discharging insertion port is arranged on the battery main body, and a discharging plug is inserted into the discharging insertion port; the discharging plug interface comprises a connecting plate used for being connected with the battery main body, an insulating colloid seat is arranged on the connecting plate in an outward protruding mode, a cavity is formed in the end face of the free end of the colloid seat, a cathode contactor is arranged in the cavity, the cathode contactor is cylindrical, a crown spring structure is fixedly installed at the outer end of the inner wall of the cathode contactor, and a circle of clamping protrusion is arranged at the middle of the inner wall in a protruding mode;
the discharging plug includes insulating colloid, insulating colloid's grafting end terminal surface be equipped with the concave grafting cavity that the colloid seat corresponds is equipped with shaft-like positive pole contactor in the insulating colloid, and the grafting end of positive pole contactor stretches out from the diapire of grafting cavity, and the grafting cavity cup joints the hole that negative pole contactor was inserted through the jack of guan reed structure in the outside of colloid seat and the grafting end of positive pole contactor is in order to keep the electricity to connect, is equipped with the annular on the outer circumference of the grafting end of positive pole contactor, the joint arch falls into in the annular in order to play the effect of locking.
Further perfecting the technical scheme, a waterproof rubber ring is clamped between the inner wall of the inserting cavity and the outer wall of the colloid seat.
Furthermore, the outer wall of the colloid seat is provided with a circle of groove, and the waterproof rubber ring is installed and dropped into the groove and extruded between the groove and the inner wall of the inserting cavity.
Furthermore, a rubber sealing gasket is arranged between the connecting plate and the battery main body, and a connecting rib extends out of the edge of the rubber sealing gasket and is connected with a dustproof cover so that the dustproof cover can be connected to the colloid seat after the discharging plug is pulled out.
Furthermore, the rubber sealing gasket, the connecting rib and the dust cover are of an integrated structure.
Furthermore, the end face of the insertion end of the insulating colloid extends outwards horizontally and is provided with a convex blocking edge.
Furthermore, the two blocking edges are arranged in a centrosymmetric mode through the insulating colloid, and reinforcing ribs are arranged between the upper surface of each blocking edge and the outer wall of the insulating colloid.
Further, still be equipped with the interface of charging on the battery main part, the interface of charging and the adjacent setting of interface of discharging and all be located battery main part's upper surface, it has charging plug to peg graft on the interface of charging, it is protruding towards charging plug to keep off along, towards discharging plug protruding being equipped with the mistake proofing journal stirrup on charging plug's the external insulation shell, the at least free end of mistake proofing journal stirrup is located keep off directly over along, the lower surface of the free end of mistake proofing journal stirrup pastes or is adjacent with the upper surface that keeps off along.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a discharge plug connection structure, through the setting of the interior crown spring structure of cathode contactor, the design of locking structure to and cup jointing of grafting cavity and colloid seat, can guarantee the electric contact effect, use reliably, the volume ratio is small and exquisite, and waterproof dustproof effectual, the use of being convenient for on the motorcycle.
2. The utility model discloses a discharge plug connection structure, through keeping off the structural design of edge and mistake proofing journal stirrup to prevent that the plug order of two plugs from appearing the mistake, during the grafting, can only peg graft the discharge plug earlier, then peg graft the charging plug again; when the plug is pulled out, the charging plug can be pulled out firstly, and then the discharging plug can be pulled out; the series problems possibly caused by plugging and unplugging errors or abnormal looseness of the charging and discharging plug on the battery are avoided, the structure is simple and reliable, and the implementation cost is low.
Drawings
FIG. 1 is a schematic structural diagram of a battery discharge plug connection structure of an electric motorcycle according to an embodiment;
FIG. 2 is an exploded view of a battery discharge plug connection structure of an electric motorcycle according to an exemplary embodiment;
FIG. 3 is a diagram illustrating the effect of plugging the cathode and anode contactors in the embodiment separately;
FIG. 4 is a diagram illustrating an effect of the discharge plug connection structure in combination with a charge plug according to an embodiment;
the device comprises a connecting plate 1, a screw 11, a waterproof rubber ring 2, a rubber base 3, a cathode contactor 4, a clamping protrusion 41, a crown spring structure 5, an anode contactor 6, a ring groove 61, an insulating rubber 7, a retaining edge 71, a reinforcing rib 72, a rubber sealing gasket 8, a connecting rib 81, a dust cover 82, a charging socket 9, a charging plug 91 and a mistake-proof lug 92.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 3, the battery discharging plug connection structure of the electric motorcycle according to the embodiment includes a battery main body (not shown in the drawings), wherein a discharging interface is arranged on the battery main body, and a discharging plug is inserted into the discharging interface; the interface that discharges includes connecting plate 1 in order to be used for linking to each other with the battery main part, outside arch is equipped with insulating colloid seat 3 on connecting plate 1, it just to be equipped with the cavity on the free end terminal surface of colloid seat 3 be equipped with electrically conductive negative pole contactor 4 in the cavity, negative pole contactor 4 is the cylinder, and the outer end position of its inner wall reaches, caters to discharge plug one end, and fixed mounting has crown spring structure 5, and the middle part position arch of inner wall is equipped with the protruding 41 of round joint, and the protruding 41 of joint can be through rolling riveting, roll extrusion processing shaping man-hour.
The discharge plug includes insulating colloid 7, insulating colloid 7's grafting end terminal surface be equipped with the recessed grafting cavity that colloid seat 3 corresponds is equipped with electrically conductive shaft-like positive pole contactor 6 in the insulating colloid 7, and the grafting end of positive pole contactor 6 stretches out and is located the grafting cavity from the diapire of grafting cavity, and the grafting cavity cup joints the hole that negative pole contactor 4 was inserted in order to keep electric the connection through the jack of hat spring structure 5 in the outside of colloid seat 3 and positive pole contactor 6's grafting end, is equipped with annular 61 on the outer circumference of the grafting end of positive pole contactor 6, the joint is protruding 41 fall into thereby can realize the effect that the plug just played the locking through elastic deformation in order all when the plug in annular 61.
The discharge plug connection structure of the embodiment can ensure the electric contact effect by arranging the crown spring structure 5 in the cathode contactor 4 and designing the locking structure and sleeving the plug cavity with the colloid seat 3, and is reliable to use, small in size and convenient to use on a motorcycle. Compared with a leaf spring type contactor, the contact area is large, the contact resistance is small, the temperature rise is low under the same current, the diameter of the product contactor with the structure is 6mm, the electrical performance of the leaf spring type contactor with the diameter of 8mm or more can be achieved, the assembly space is saved, the product contactor is more resistant to vibration and impact, and the plugging and unplugging use times can be increased by at least two times; the crown spring structure 5 can be selected from the existing ones, and is simpler to process and assemble; the locking structure can provide in-place feeling and prevent abnormal loosening and falling off. In practice, as shown in the drawings, there are two sets of cathode and anode contactors to ensure the discharging effect, which is a common method and will not be described herein.
And a waterproof rubber ring 2 is clamped between the inner wall of the plug-in cavity and the outer wall of the colloid seat 3. The outer wall of the colloid seat 3 is provided with a circle of groove, and the waterproof rubber ring 2 is installed and dropped into the groove and extruded between the groove and the inner wall of the splicing chamber.
Thus, the use reliability is further improved, and the dust and water are prevented; the waterproof rubber ring 2 is reasonably selected, and the waterproof grade can reach IP 67.
During implementation, a rubber sealing gasket 8 can be further arranged between the connecting plate 1 and the battery body, and a connecting rib 81 is extended from the edge of the rubber sealing gasket 8 and is connected with a dust cover 82 so that the dust cover 82 can be connected to the colloid seat 3 after the discharging plug is pulled out. The rubber gasket 8, the connecting rib 81 and the dust cover 82 are of an integral structure.
Thus, the connection effect is guaranteed, the functional design is perfected, and when the discharge plug is not connected, the dustproof cover 82 can be covered on the colloid seat 3 to prevent dust and water. During the implementation, through the screw 11 connection connecting plate 1 and the battery main part that passes connecting plate 1 edge opening, screw 11 also can pass rubber seal 8, also can suitably tailor rubber seal 8 and avoid corresponding position, guarantee that the service function can.
Referring to fig. 4, a protruding stop edge 71 is horizontally extended outward from the end face of the inserting end of the insulating colloid 7. Still be equipped with the interface 9 that charges on the battery main part, the interface 9 that charges sets up and all is located battery main part's upper surface with the interface that discharges adjacently, and it has charging plug 91 to peg graft on the interface 9 that charges, and the plug direction of two plugs is vertical, keep off along 71 orientation charging plug 91 arch, towards the protruding mistake proofing journal stirrup 92 that is equipped with of discharging plug on charging plug 91's the external insulation shell, the at least free end of mistake proofing journal stirrup 92 is located keep off along 71 directly over, the lower surface of the free end of mistake proofing journal stirrup 92 pastes or is adjacent with the upper surface that keeps off along 71 mutually.
Therefore, the error of the plugging sequence of the two plugs is prevented through the structural design of the blocking edge 71 and the mistake-proof support lug 92, the mistake-proof support lug 92 is positioned on the moving path of the blocking edge 71 corresponding to the plugging of the discharge plug, so that the discharge plug can be plugged firstly and then the charge plug 91 can be plugged in the plugging process, and if the charge plug 91 is plugged in firstly, the mistake-proof support lug 92 blocks the plugging path of the discharge plug and cannot be plugged in; when the plug is pulled out, the charging plug 91 can be pulled out first, and then the discharging plug can be pulled out. Various problems caused by plugging and unplugging errors or abnormal looseness of a charging and discharging plug on the battery are avoided, the structure is simple and reliable, and the implementation cost is low; the lower surface of the free end of the anti-mistake lug 92 abuts or is adjacent to the upper surface of the ledge 71 to avoid providing too much free travel for the power discharge plug. The two plugs are arranged adjacently and are at a distance (absolutely attached to each other and not visible) which ensures that the electrical connection between the discharge plug and the battery is not disconnected when the discharge plug is pulled out until the blocking edge 71 is contacted with the mistake-proofing support lug 92, and when the two plugs are continuously pulled out together with the posture that the blocking edge 71 is contacted with the mistake-proofing support lug 92, the electrical connection between the charge plug 91 and the battery is still disconnected firstly (which can be realized by combining the plugging length design of the internal contactor) so as to ensure the design effect.
Two retaining edges 71 are arranged in central symmetry with the insulating colloid 7, and a reinforcing rib 72 is arranged between the upper surface of the retaining edge 71 and the outer wall of the insulating colloid 7.
Therefore, motorcycles (plug ports) of the same type can be used when the positions and the plug directions are opposite, and the increase of the cost due to repeated die opening is avoided; the applicability is better. Correspondingly, the error-proof lugs 92 on the charging plug 91 may be two symmetrical lugs.
When the device is implemented, the shape of the colloid seat 3 can be an irregular geometric shape, and the inserting cavity corresponds to the colloid seat, so that the effect of preventing misplugging can be achieved; the cathode contactor 4 and the anode contactor 6 are connected with the colloid seat 3 and the insulating colloid 7 in an injection molding hot melting mode, and necessary inserting electric contact parts, specifically an inner hole of the cathode contactor 4 and a front end and an inserting end of the anode contactor 6 are exposed; for more stable connection, the side surface of the contact, which is in contact with the insulator, may be provided with a protrusion, a ring groove, a knurling, or the like to improve connection stability.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. The battery discharging plug connecting structure of the electric motorcycle comprises a battery main body, wherein a discharging insertion port is arranged on the battery main body, and a discharging plug is inserted into the discharging insertion port; the method is characterized in that: the discharging plug interface comprises a connecting plate used for being connected with the battery main body, an insulating colloid seat is arranged on the connecting plate in an outward protruding mode, a cavity is formed in the end face of the free end of the colloid seat, a cathode contactor is arranged in the cavity, the cathode contactor is cylindrical, a crown spring structure is fixedly installed at the outer end of the inner wall of the cathode contactor, and a circle of clamping protrusion is arranged at the middle of the inner wall in a protruding mode;
the discharging plug includes insulating colloid, insulating colloid's grafting end terminal surface be equipped with the concave grafting cavity that the colloid seat corresponds is equipped with shaft-like positive pole contactor in the insulating colloid, and the grafting end of positive pole contactor stretches out from the diapire of grafting cavity, and the grafting cavity cup joints the hole that negative pole contactor was inserted through the jack of guan reed structure in the outside of colloid seat and the grafting end of positive pole contactor is in order to keep the electricity to connect, is equipped with the annular on the outer circumference of the grafting end of positive pole contactor, the joint arch falls into in the annular in order to play the effect of locking.
2. The electric motorcycle battery discharge plug connection structure of claim 1, wherein: and a waterproof rubber ring is clamped between the inner wall of the plug-in cavity and the outer wall of the colloid seat.
3. The electric motorcycle battery discharge plug connection structure of claim 2, wherein: the outer wall of the colloid seat is provided with a circle of groove, and the waterproof rubber ring is installed and dropped into the groove and extruded between the groove and the inner wall of the splicing cavity.
4. The electric motorcycle battery discharge plug connection structure of claim 1, wherein: and a rubber sealing gasket is arranged between the connecting plate and the battery main body, and a connecting rib extends out of the edge of the rubber sealing gasket and is connected with a dustproof cover so that the dustproof cover can be connected to the colloid seat after the discharge plug is pulled out.
5. The electric motorcycle battery discharge plug connection structure of claim 4, wherein: the rubber sealing gasket, the connecting ribs and the dust cover are of an integrated structure.
6. The electric motorcycle battery discharge plug connection structure of claim 1, wherein: the end face of the inserting end of the insulating colloid extends outwards horizontally and is provided with a convex blocking edge.
7. The electric motorcycle battery discharge plug connection structure of claim 6, wherein: the baffle edges are arranged in a centrosymmetric mode through insulating colloid, and reinforcing ribs are arranged between the upper surface of the baffle edge and the outer wall of the insulating colloid.
8. The electric motorcycle battery discharge plug connection structure of claim 6, wherein: still be equipped with the interface of charging in the battery main part, the interface of charging and the adjacent setting of interface of discharging and all be located battery main part's upper surface, it has charging plug to peg graft on the interface of charging, keep off along protruding towards charging plug, charging plug's external insulation shell is gone up towards the protruding mistake proofing journal stirrup that is equipped with of discharging plug, the at least free end of mistake proofing journal stirrup is located keep off directly over along, the lower surface of the free end of mistake proofing journal stirrup pastes or is adjacent with the upper surface that keeps off along.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921868534.0U CN210326250U (en) | 2019-11-01 | 2019-11-01 | Battery discharge plug connecting structure of electric motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921868534.0U CN210326250U (en) | 2019-11-01 | 2019-11-01 | Battery discharge plug connecting structure of electric motorcycle |
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| Publication Number | Publication Date |
|---|---|
| CN210326250U true CN210326250U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921868534.0U Active CN210326250U (en) | 2019-11-01 | 2019-11-01 | Battery discharge plug connecting structure of electric motorcycle |
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| CN (1) | CN210326250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113394591A (en) * | 2021-05-26 | 2021-09-14 | 浙江吉利控股集团有限公司 | Charging socket, charging plug and charging system |
-
2019
- 2019-11-01 CN CN201921868534.0U patent/CN210326250U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113394591A (en) * | 2021-05-26 | 2021-09-14 | 浙江吉利控股集团有限公司 | Charging socket, charging plug and charging system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HANGZHOU QIULONG TECHNOLOGY Co.,Ltd. Assignor: CHONGQING QIULONG TECHNOLOGY Co.,Ltd. Contract record no.: X2024980013598 Denomination of utility model: Connection structure of discharge plug for electric motorcycle battery Granted publication date: 20200414 License type: Exclusive License Record date: 20240904 |
|
| EE01 | Entry into force of recordation of patent licensing contract |