CN211670349U - Charging connector - Google Patents
Charging connector Download PDFInfo
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- CN211670349U CN211670349U CN202020685812.5U CN202020685812U CN211670349U CN 211670349 U CN211670349 U CN 211670349U CN 202020685812 U CN202020685812 U CN 202020685812U CN 211670349 U CN211670349 U CN 211670349U
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- contact
- charging connector
- negative
- detection contact
- charging
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Abstract
The utility model discloses a charging connector, which comprises an anode, a cathode, an anode detection contact and/or a cathode detection contact; when the charging connector is in butt joint with a charging head of an external charger, the positive electrode detection contact and/or the negative electrode detection contact are/is correspondingly conducted with the positive electrode and/or the negative electrode. The utility model discloses a charging connector has increased just, the negative pole detects the contact, through making just, the negative pole detects the contact and just, the negative pole switches on when charging connector connects the charger, can make just, the negative pole detects the contact and exports the signal of telecommunication when equipment charges, just, the control system that the negative pole detected the contact connection can be according to the signal of telecommunication whether have the judgement charging connector place equipment charge, its simple structure, the realization is with low costs, and stability is high, long service life.
Description
Technical Field
The utility model relates to a technical field that charges especially relates to a charging connector.
Background
The existing chargers in the current market realize the function of detecting whether to charge or not through unidirectional conduction of a diode; the diode is an electronic product, the price is high, the channel consistency is difficult to control, the temperature is too high in the case of large current, the size of components is large, and the reject ratio is high after the market feeds back the shipment.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the deficiencies in the prior art, the utility model provides a charging connector that simple structure, with low costs and can realize the charged state detection.
The technical scheme is as follows: to achieve the above object, the charging connector of the present invention comprises a positive electrode, a negative electrode, a positive detection contact and/or a negative detection contact; when the charging connector is in butt joint with a charging head of an external charger, the positive electrode detection contact and/or the negative electrode detection contact are/is correspondingly conducted with the positive electrode and/or the negative electrode.
The device further comprises a connector base, and the positive electrode, the negative electrode, the positive electrode detection contact and/or the negative electrode detection contact are/is arranged on the connector base.
Further, the connector holder is provided with a central hole and a ring groove which is coaxial with the central hole; the positive electrode is mounted in the center hole, and the negative electrode has a portion disposed in the ring groove.
Further, the positive detection contact comprises a leading-out part and an annular contact part which is coaxially arranged with the central hole; when the charging connector is butted with a charging head of an external charger, the annular contact part is conducted with the positive electrode.
Further, the negative detection contact is provided with a portion disposed in the annular groove, and when the charging connector is in butt joint with a charging head of an external charger, the negative detection contact is conducted with the negative electrode.
Further, the negative electrode includes an arc-shaped contact portion and a straight lead portion; the contact portion is disposed in the ring groove.
Further, the connector holder is provided with a mounting hole.
Has the advantages that: the utility model discloses a charging connector has increased just, the negative pole detects the contact, through making just, the negative pole detects the contact and just, the negative pole switches on when charging connector connects the charger, can make just, the negative pole detects the contact and exports the signal of telecommunication when equipment charges, just, the control system that the negative pole detected the contact connection can be according to the signal of telecommunication whether have the judgement charging connector place equipment charge, its simple structure, the realization is with low costs, and stability is high, long service life.
Drawings
Fig. 1 is a top view of a charging connector;
fig. 2 is a cross-sectional view of the charging connector;
FIG. 3 is a diagram showing the positional relationship among the positive electrode, the negative electrode, and the positive detection contact.
In the figure: 1-positive electrode; 2-a negative electrode; 21-a contact portion; 22-a pin section; 3-positive detection contact; 31-annular contact portion; 32-a lead-out portion; 4-connector seat; 41-a central hole; 42-ring groove; 43-mounting holes; 5-negative detection contact.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The charging connector shown in fig. 1 and fig. 2 includes a connector holder 4, wherein a positive electrode 1, a negative electrode 2, a positive electrode detection contact 3 and a negative electrode detection contact 5 are mounted on the connector holder 4; when the charging connector is in butt joint with a charging head of an external charger, the positive detection contact 3 is conducted with the positive electrode 1, and the negative detection contact 5 is conducted with the negative electrode 2. In other embodiments, the positive detection contact 3 may be attached only near the positive electrode 1 or the negative detection contact 5 may be attached only near the negative electrode 2.
The positive detection contact 3 and the negative detection contact 5 are connected with the control system of the device where the charging connector is located, the control system detects whether the positive detection contact 3 and the negative detection contact 5 generate electric signals, when the positive detection contact 3 and the negative detection contact 5 generate electric signals, the situation that the positive detection contact 3 is conducted with the positive electrode 1 and the negative detection contact 5 is conducted with the negative electrode 2 is indicated, and the device where the charging connector is located can be known to be in a charging state.
Specifically, the connector holder 4 includes a center hole 41 and a ring groove 42 provided coaxially with the center hole 41; the positive electrode 1 is mounted in the central hole 41; the negative electrode 2 comprises an arc-shaped contact part 21 and a straight pin part 22; the contact portion 21 is placed in the ring groove 42. Correspondingly, the charging head of the charger is provided with a cylindrical positive contact conductor and an annular negative contact conductor, after the charging connector is butted with the charging head, the positive contact conductor is inserted into the central hole 41 to be contacted with the positive electrode 1 and connect and conduct the positive electrode 1 and the positive detection contact 3, the negative contact conductor is embedded into the annular groove 42 to be contacted with the contact part 21 and connect and conduct the negative electrode 2 and the negative detection contact 5, and the contact part 21 is arc-shaped, so that after the negative contact conductor is embedded into the annular groove 42, the negative contact conductor extrudes the contact part 21 to deform so that the negative contact conductor and the contact part are fully contacted.
As shown in fig. 3, the positive detection contact 3 includes a lead portion 32 and an annular contact portion 31 provided coaxially with the center hole 41; when the charging connector is mated with a charging head of an external charger, the annular contact portion 31 is electrically connected to the positive electrode 1. The annular contact portion 31 has an inner concave portion narrowing its central through hole, and the annular contact portion 31 has elasticity such that the passage of the positive contact conductor through its central portion deforms the annular contact portion 31 to ensure sufficient contact therebetween.
The negative detection contact 5 is similar in structure to the negative electrode 2.
In order to facilitate the mounting of the charging connector, the connector holder 4 is provided with a mounting hole 43.
The utility model discloses a charging connector has increased just on the basis of general charger, the negative pole detects the contact, through making just, the negative pole detects the contact and just, the negative pole switches on when charging connector connects the charger, can make just, the negative pole detects the contact and exports the signal of telecommunication when equipment charges, just, the control system that the negative pole detected the contact connection can be according to whether having of the signal of telecommunication judges charging connector place equipment whether charging, its simple structure, realize with low costs, and stability is high, long service life.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (7)
1. A charging connector is characterized by comprising a positive electrode, a negative electrode, a positive electrode detection contact and/or a negative electrode detection contact; when the charging connector is in butt joint with a charging head of an external charger, the positive electrode detection contact and/or the negative electrode detection contact are/is correspondingly conducted with the positive electrode and/or the negative electrode.
2. The charging connector of claim 1, further comprising a connector holder, the positive, negative, positive detection contact and/or negative detection contact each mounted on the connector holder.
3. The charging connector according to claim 2, wherein the connector holder is provided with a central hole and an annular groove provided coaxially with the central hole; the positive electrode is mounted in the center hole, and the negative electrode has a portion disposed in the ring groove.
4. The charging connector according to claim 3, wherein the positive detection contact includes a lead-out portion and an annular contact portion disposed coaxially with the center hole; when the charging connector is butted with a charging head of an external charger, the annular contact part is conducted with the positive electrode.
5. The charging connector according to claim 3, wherein the negative detection contact has a portion disposed in the annular groove, and the negative detection contact is electrically connected to the negative electrode when the charging connector is mated with a charging head of an external charger.
6. The charging connector of claim 3, wherein the negative electrode comprises an arcuate contact portion and a straight pin portion; the contact portion is disposed in the ring groove.
7. A charging connector as claimed in claim 3, wherein the connector holder is provided with a mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020685812.5U CN211670349U (en) | 2020-04-29 | 2020-04-29 | Charging connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020685812.5U CN211670349U (en) | 2020-04-29 | 2020-04-29 | Charging connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211670349U true CN211670349U (en) | 2020-10-13 |
Family
ID=72743687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020685812.5U Active CN211670349U (en) | 2020-04-29 | 2020-04-29 | Charging connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211670349U (en) |
-
2020
- 2020-04-29 CN CN202020685812.5U patent/CN211670349U/en active Active
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| GR01 | Patent grant |