CN210379679U - Intelligent power conversion interface connector - Google Patents
Intelligent power conversion interface connector Download PDFInfo
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- CN210379679U CN210379679U CN201921330169.8U CN201921330169U CN210379679U CN 210379679 U CN210379679 U CN 210379679U CN 201921330169 U CN201921330169 U CN 201921330169U CN 210379679 U CN210379679 U CN 210379679U
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- connector
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- interface connector
- intelligent power
- battery
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Abstract
The utility model relates to an intelligent power-exchange interface connector, which comprises a battery end interface connector and a vehicle end interface connector which are mutually matched and provided with a plurality of contact elements, wherein the battery end interface connector is provided with two coaxial contact elements, the vehicle end interface connector is also provided with two coaxial contact elements corresponding to the battery end interface connector, and the two groups of coaxial contact elements are correspondingly conducted after being plugged; the center axis of the coaxial contact is used as a reference axis, the positions of the other correspondingly conducted contacts except the coaxial contact after the connector is inserted are used as reference positions, and at least one pair of contacts which are symmetrical relative to the reference axis are arranged at the reference position of the battery end connector or the vehicle end connector and the other position of the reference position which is symmetrical relative to the reference axis. The utility model discloses intelligence is traded the battery interface and can be realized 180 positive and negative insertions, and has the characteristics that major loop leads to heavy current and plug high life 10000 times, still has that product layout is reasonable, characteristics such as contact is reliable.
Description
Technical Field
The utility model relates to a connector field, concretely relates to intelligence trading interface connector.
Background
The scheme of the battery replacement interface of the existing electric bicycle in the market is researched and found that the basic requirements of a user on the interface are as follows: the 180-degree positive and negative insertion of the battery replacement interface, the large current passing of the main circuit and the high service life of the insertion and the extraction are 10000 times; in the existing power conversion scheme, optimization and reliability of product layout are often neglected when the basic requirements are met, for example, a connector disclosed in chinese utility model CN207269150U is characterized in that a male contact and a female contact are symmetrically designed for realizing positive and negative insertion; the mode meets the basic use requirements of customers, but three pairs of large-current contact pieces are required to be arranged in the positive and negative electrode loops, so that the number of the large-current contact pieces is increased, the material and assembly cost is increased, and the spatial arrangement and the appearance layout are limited; and this utility model well signal contact adopts the piece formula contact of ordinary structure, and the general nominal plug life-span of same structure contact on the market can not satisfy 10000 requirements, unsatisfied current customer long-life's requirement.
Disclosure of Invention
The utility model aims at providing a novel intelligent conversion interface connector of structure makes it trade 180 degrees positive and negative insertions of battery interface, major loop through heavy current and plug high life 10000 bases satisfying intelligence on, provides a more reliable contact form that the product layout mode of optimizing and correspond with this overall arrangement.
The purpose of the utility model and the technical problem thereof are realized by adopting the following technical scheme. According to the utility model provides an intelligence trading interface connector, contain mutually support and all contain battery end interface connector and car end interface connector of a plurality of contact members, wherein there are two coaxial contact members in the battery end interface connector, also have two coaxial contact members that correspond with it in the car end interface connector, and above-mentioned two sets of coaxial contact members correspond to switch on after the insertion; at least one pair of contacts which are symmetrical relative to the reference axis are arranged at the reference position of the battery end connector or the vehicle end connector and the other position of the reference position which is symmetrical relative to the reference axis; in the above contact, the coaxial contact is a power supply contact, and the other contacts are signal contacts.
The purpose of the utility model and the technical problem thereof can be further realized by adopting the following technical measures.
In the foregoing intelligent power conversion interface connector, when the two sets of coaxial contacts are inserted, the two sets of coaxial contacts are correspondingly conducted by a contact force provided by the elastic element.
In an embodiment of the invention, the elastic element is in multi-point contact with the contact element through an elastic sheet having a plurality of branches.
In an embodiment of the invention, the elastic element is a multi-flap middle waist-contracting structure.
In the aforementioned intelligent power conversion interface connector, the contact pair formed when the contacts except the coaxial contact are conducted is a pogo pin contact pair.
In the foregoing intelligent power conversion interface connector, an insulator for preventing a contact finger is disposed between two coaxial contacts in the battery terminal interface connector.
In the above intelligent power conversion interface connector, an insulator for preventing contact fingers is disposed at a head of a contact member located at the center of the two coaxial contact members of the vehicle-end interface connector.
In the foregoing intelligent power conversion interface connector, the insertion end faces of the battery end interface connector and the vehicle end interface connector are provided with corresponding protrusions and grooves for adapting to an insertion guide.
In the aforementioned smart switching interface connector, the groove has a shape gradually expanding from the upper portion of the groove to the notch.
In the foregoing intelligent power conversion interface connector, the insertion end faces of the battery end interface connector and the vehicle end interface connector realize waterproof sealing by the rubber rings distributed along the circumferential direction.
Compared with the prior art, the utility model obvious advantage and beneficial effect have. Borrow by above-mentioned technical scheme, the utility model discloses intelligence trading interface connector can reach comparable technical advancement and practicality to have the industrial wide use value, it has following advantage at least:
the utility model discloses an intelligence trading interface connector installs on the power battery case and on the battery charging and discharging equipment for connect power battery circuit system, realize power battery and charge between the cabinet and between power battery and the electric bicycle charge-discharge connection.
The utility model discloses intelligent conversion interface connector sets up two sets of contact pairs as the power contact pair for the charge-discharge of battery major loop, these two sets of contact pairs are coaxial and arrange, the connector is installed behind battery base and the corresponding equipment end, these two sets of contact pairs reside in drain pan and equipment installation position center, the contact pair is still the one-to-one correspondence after the battery rotates 180 degrees, the electric current transmission return circuit is unchangeable; the central axes of the two groups of coaxial main loop contact pairs are taken as a reference axis, the rest signal contact pairs are generally set as signal contact pairs with a communication function, the positions of the signal contact pairs are arranged to be centrosymmetric relative to the reference axis, a pair of signal contact pieces which are centrosymmetric are generally set to be in a short circuit state, the signal contact pieces transmit the same path of signal, and the loop for transmitting the signal is still maintained after the battery is inserted and combined after rotating 180 degrees. To sum up, the utility model discloses intelligence is traded the battery interface and can be realized 180 degrees positive and negative insertions, and has the characteristics that major loop leads to heavy current and plug high life 10000 times, still has product layout reasonable, characteristics such as the contact is reliable.
Drawings
Fig. 1 is a schematic view of the overall structure of the intelligent power conversion interface connector of the present invention;
fig. 2 is a cross-sectional view of the intelligent power conversion interface connector of the present invention;
fig. 3 is a schematic structural view of the battery terminal connector of the intelligent power conversion interface connector of the present invention;
fig. 4 is a schematic structural view of the vehicle-end connector of the intelligent power-exchange interface connector of the present invention;
fig. 5 is a schematic structural view of the elastic element of the intelligent power conversion interface connector of the present invention;
fig. 6 is a schematic view of a groove structure of the battery terminal connector of the intelligent power conversion interface connector of the present invention;
fig. 7 is the utility model discloses electricity interface connector pin insulator structure schematic is traded to intelligence.
[ description of main element symbols ]
1: battery terminal connector
2: vehicle end connector
3: rubber ring
4: signal pogo pin contact pair
5: signal needle
6: groove
7: power supply hole I
8: power supply hole II
9: power needle I
10: power needle II
11: central insulator
12: power terminal insulator
13: needle insulator
14: projection
15: signal spring needle
16: vehicle end insulator
17: elastic element
18: power battery
19: equipment mounting plate
20: elastic claw barb
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description will be given to the specific embodiments, structures, features and effects of the intelligent power conversion interface according to the present invention with reference to the accompanying drawings and preferred embodiments.
Please refer to fig. 1-7, which are schematic structural diagrams of various parts of the intelligent power conversion interface connector of the present invention, wherein the intelligent power conversion interface connector includes a battery terminal connector and a vehicle terminal connector that are engaged with each other. The embodiment of the utility model provides an in the car end connector adopts the square set mounting means to fix on the equipment mounting panel of electric bicycle or cabinet that charges, and battery end connector adopts the square set mounting means to fix on power battery casing.
The battery end connector and the vehicle end connector both comprise a plurality of contact elements, wherein two coaxial contact elements are arranged in the battery end connector, two corresponding coaxial contact elements are also arranged in the vehicle end connector, and the two groups of coaxial contact elements are correspondingly conducted after being plugged. At least one pair of contacts in other contacts except the two coaxial contacts in the battery end connector or the vehicle end connector are symmetrical relative to the center axis of the coaxial contacts, and at least one of the contacts is conducted with the opposite plug-in contact to form a contact pair in the plug-in state. When the battery end connector is rotated by 180 degrees and is inserted into the vehicle end connector, the contact elements in the coaxial position relation are still conducted in a one-to-one correspondence mode, and at least one of the pair of contact elements symmetrically arranged on the battery end connector or the vehicle end connector relative to the central axis is kept conducted with the other end.
In the embodiment of the present invention, the battery terminal connector includes a power hole i 7, a power pin ii 10, a signal pin 5 and a battery terminal insulator 12, wherein the coaxial arrangement of the power hole i 7 and the power pin ii 10 is fixed in the battery terminal insulator 12, and the power hole i 7 is located in the power pin ii 10, and a plurality of signal pins 5 are arranged and fixed in the battery terminal insulator 12 about the central axis central symmetry of the coaxial pin hole (the power hole i 7 and the power pin ii 10), in the embodiment of the present invention, the signal pin 5 has 8 positions, but is not limited thereto. In another embodiment of the present invention, only one pair of the plurality of signal pins 5 is arranged symmetrically with respect to the center axis of the coaxial pin hole member.
The vehicle-end connector comprises a power needle I9, a power hole II 8, a signal spring needle 15 and a vehicle-end insulator 16, wherein the power hole II 8 and the power needle I9 are coaxially arranged and fixed in the vehicle-end insulator 16 and correspond to the power-end connector, and the power needle I9 is located in the power hole II 8. When the connector is inserted, the power pin I9 is inserted into the power hole I7, and the power pin and the power hole are in contact conduction to form a power contact pair I; and the power pin II 10 is inserted into the power hole II 8, and the power pin II and the power hole II are in contact conduction to form a power contact pair II. Signal spring needle 15 has many places to all fix in car end insulator 16, during this signal spring needle 15 interpolation with 5 contacts of signal needle switch on, it is right to form the signal contact, the utility model discloses a spring pin type contact is right as the signal contact, utilizes the anti fatigue property of spring deformation in safe stroke, satisfies the requirement of plug life-span 10000 times. And the signal spring pins 15 are arranged in a central symmetry manner about the central axis of the coaxial pin hole pieces (the power supply hole II 8 and the power supply pin I9). In the embodiment of the present invention, the signal pogo pin 15 has 8 positions, but is not limited thereto.
In another embodiment of the present invention, at least two of the signal pins 5 or the signal spring pins 15 are symmetrically distributed with respect to the central axis of the coaxial pin hole member, so that at least one pair of signal contact pairs is turned on when the connector is inserted or 180 rotations.
In the embodiment of the present invention, the power hole-1 and the power pin-2 of the battery terminal connector are separated by the center insulator 11, and the center insulator 11 is higher than the end faces of the power hole-1 and the power pin-2, so as to achieve the purpose of preventing the contact member from touching the finger. The needle head of the power needle I9 at the center of the vehicle-end connector is provided with a needle head insulator 13 higher than the end face of the power needle I9, so that the purpose of preventing the power needle I9 and the power hole II 8 from touching the fingers is achieved. Preferably, the needle insulator is provided with a spring claw barb structure 20 which is matched and locked with the inner hole of the I9 needle of the power needle. The elastic barb of the elastic barb structure 20 is matched with the step surface at the upper part of the inner hole of the needle head to realize locking and limiting.
The power supply contact pair I and the power supply contact pair II are elastic contact pairs, and elastic contact force is provided between contact pieces which are connected to form the contact pairs through elastic elements. In order to ensure the contact effect and improve the plugging times, the elastic element is a spring plate with a plurality of branches, and the aim of multipoint contact is realized by the contact of each branch and the contact element. The force generated in the plugging process is uniformly distributed by the branches, and the influence of friction is reduced due to the fact that the force borne by each branch is small, and the mode can meet the requirement that the plugging service life is 10000 times.
In the embodiment of the utility model, the elastic element is arranged in the power supply hole I7 and the power supply hole II 8 in a removable way, and is of a multi-petal type middle waist-contracting structure, the elastic element generates elastic deformation after the connector is inserted in place, the middle waist-contracting area forms multi-point contact, each petal deforms uniformly and is stressed uniformly, thereby ensuring good contact, and the elastic element can be replaced and maintained, thereby ensuring the requirements of large current and long service life; the rest contact pairs are spring pin contact pairs, the spring compression force in the spring pins is transmitted to the contact pairs to ensure good contact, and the spring has a long service life in a specified working stroke, so that the requirement of long service life is met.
The embodiment of the utility model provides an in, battery end connector and vehicle end connector realize the guide of inserting through recess and bellied cooperation to the spigot. Specifically, the opposite insertion ends of the battery end connector are provided with grooves 6, the vehicle end connector is designed to be matched with corresponding protrusions 14, and the groove gaps of the grooves 6 are larger at the opening parts to gradually decrease along with the stroke, and finally, the uniform distance is kept.
The embodiment of the utility model provides an in, battery end connector and vehicle end connector pass through rubber ring 3 sealedly at the plug-in terminal surface for realize IP 67's waterproof sealing. Specifically, the rubber ring 3 is arranged on the insertion end face of the battery end connector, and after the battery end connector and the vehicle end connector are inserted oppositely, the rubber ring 3 is compressed axially to realize sealing of the battery end connector and the vehicle end connector.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments by the technical spirit of the present invention are within the scope of the present invention.
Claims (10)
1. An intelligent power transfer interface connector, characterized by: the vehicle-mounted connector comprises a battery end connector and a vehicle end connector which are matched with each other and provided with a plurality of contact elements, wherein two coaxial contact elements are arranged in the battery end connector, two coaxial contact elements corresponding to the two coaxial contact elements are also arranged in the vehicle end connector, and the two groups of coaxial contact elements are correspondingly conducted after being plugged; at least one pair of contacts which are symmetrical relative to the reference axis are arranged at the reference position of the battery end connector or the vehicle end connector and the other position of the reference position which is symmetrical relative to the reference axis; in the above contact, the coaxial contacts are all power supply contacts, and the other contacts are signal contacts.
2. The intelligent power transfer interface connector of claim 1, wherein: and when the two groups of coaxial contact pieces are inserted, the contact pieces are correspondingly conducted through the contact force provided by the elastic element.
3. The intelligent power transfer interface connector of claim 2, wherein: the elastic element realizes multi-point contact with the contact piece through an elastic sheet with a plurality of branches.
4. The intelligent power transfer interface connector of claim 2, wherein: wherein the elastic element is a multi-flap type middle waist-contracting structure.
5. The intelligent power transfer interface connector of claim 1, wherein: the contact pair formed when the contacts except the coaxial contact are conducted is a spring pin type contact pair.
6. The intelligent power transfer interface connector of claim 1, wherein: wherein a central insulator for preventing contact fingers is arranged between two coaxial contact pieces in the battery terminal connector.
7. The intelligent power transfer interface connector of claim 1 or 6, wherein: the head of the contact element positioned at the center in the two coaxial contact elements of the vehicle-end connector is provided with a needle insulator for preventing fingers from touching.
8. The intelligent power transfer interface connector of claim 7, wherein: the needle insulator is provided with a spring claw barb structure which is used for being matched and locked with an inner hole in the head of the central contact.
9. The intelligent power transfer interface connector of claim 1, wherein: the plug-in end faces of the battery end connector and the vehicle end connector are provided with corresponding bulges and grooves for matching plug-in guide.
10. The intelligent power transfer interface connector of claim 1, wherein: the battery end connector and the vehicle end connector are plugged and connected with the end face through rubber rings distributed along the circumferential direction to realize waterproof sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921330169.8U CN210379679U (en) | 2019-08-15 | 2019-08-15 | Intelligent power conversion interface connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921330169.8U CN210379679U (en) | 2019-08-15 | 2019-08-15 | Intelligent power conversion interface connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210379679U true CN210379679U (en) | 2020-04-21 |
Family
ID=70251005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921330169.8U Active CN210379679U (en) | 2019-08-15 | 2019-08-15 | Intelligent power conversion interface connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210379679U (en) |
-
2019
- 2019-08-15 CN CN201921330169.8U patent/CN210379679U/en active Active
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