CN211605521U

CN211605521U - Probe connector and TWS earphone charging box

Info

Publication number: CN211605521U
Application number: CN202020583981.8U
Authority: CN
Inventors: 曹中利
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-09-29
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a probe connector and TWS earphone charging box, belong to electronic equipment technical field, the probe connector includes connector housing and the bullet post of suit in the bullet post mounting hole of connector housing, bullet post mounting hole sets up and one end opening along the axial, the bullet post is located and installs the elastic component axially between the hole bottom of the one end of bullet post mounting hole and bullet post mounting hole, the bullet post includes embedded portion, external portion and the intermediate part of connection between embedded portion and external portion, the external portion stretches out by the opening of bullet post mounting hole, the diameter of external portion is greater than the diameter of the opening of bullet post mounting hole; the TWS earphone charging box comprises a charging box shell and a charging box circuit board located in the charging box shell, wherein the probe connector is welded on the charging box circuit board, foreign matters can be prevented from entering the connector shell or blocking an elastic column in the design, the contact stability of the probe connector is guaranteed, the power failure risk is effectively reduced, the cost is low, and the requirement of mass production can be met.

Description

Probe connector and TWS earphone charging box

Technical Field

The utility model belongs to the technical field of electronic equipment, concretely relates to probe connector and TWS earphone box that charges.

Background

Almost all communication charging modes of the TWS earphone and the charging box in the market at present are modes of electrically connecting a probe connector and a charging column, but the top of a bullet column of the current probe connector is in a hemispherical shape, and the diameter of the top of the bullet column is equal to the diameter of a main body of the bullet column and smaller than the diameter of an opening of a connector shell, as shown in figure 1. In the compressed state, a large gap exists between the spring post and the connector housing. When the earphone is taken out of the ear of a user and placed into the charging box, earwax carried by the charging column can fall on the elastic column, and the earwax easily falls along the arc and enters a gap between the elastic column and the connector shell, so that the probe connector is insulated, and the serious consequence of the failure of the whole product is caused. The solution to the problem is urgently needed in the industry.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the utility model provides a probe connector and TWS earphone box that charges can avoid the foreign matter to get into the inside of probe connector, guarantees its normal life, and with low costs, can satisfy the volume production demand.

In order to solve the technical problem, the technical scheme of the utility model is that:

the utility model provides a probe connector, includes connector housing and suit and is in the bullet post mounting hole of connector housing, bullet post mounting hole sets up and one end opening along the axial, it is located to play the post bullet the one end of post mounting hole with the elastic component is installed to the axial between the hole bottom of bullet post mounting hole, it includes embedded portion, outer portion and connection to play the post interior embedded portion with intermediate part between the outer portion, outer portion by the opening of bullet post mounting hole stretches out, the diameter of outer portion is greater than the diameter of the opening of bullet post mounting hole.

Further, the external part is in a mushroom head shape.

Further, the outer portion is hemispherical.

Further, the elastic member is a spring.

Furthermore, one end of the elastic column, which is positioned in the elastic column mounting hole, is provided with an axial spring mounting hole, and two ends of the spring are respectively mounted in the elastic column mounting hole and the spring mounting hole.

Furthermore, the opening part of the elastic column mounting hole is provided with a fixing part, and when the elastic piece extends, the embedded part is clamped on the inner side of the fixing part.

The TWS earphone charging box comprises a charging box shell and a charging box circuit board located in the charging box shell, wherein the probe connector is welded on the charging box circuit board.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

because the utility model discloses a probe connector includes connector housing and the bullet post of suit in the bullet post mounting hole of connector housing, bullet post mounting hole sets up and one end opening along the axial, it installs the elastic component to play the axial between the one end that the post is located bullet post mounting hole and the hole bottom of bullet post mounting hole, it includes embedded portion to play the post, external portion and the intermediate part of connection between embedded portion and external portion, external portion stretches out by the opening of bullet post mounting hole, the diameter of external portion is greater than the diameter of the opening of bullet post mounting hole, the unable entering connector casing of outside foreign matter or blocking the bullet post, the probe connector can normally work, probe connector's contact stability has been guaranteed, the outage risk has effectively been reduced.

The utility model discloses well external portion is mushroom head form, and the foreign matter can drop the connector housing outside along the pitch arc after falling on the bullet post, can not block the bullet post or get into the connector housing, has also increased the stability and the wearability of being connected with the electricity of the metal post that charges that corresponds.

Because the utility model discloses a TWS earphone box that charges includes the box casing that charges and is located the box circuit board that charges in the box casing that charges, the welding has foretell probe connector on the box circuit board that charges, and foreign matters such as earwax fall on the bullet post after can't get into in the connector casing or block the bullet post, and the probe connector can normally work, guarantees its normal life, and with low costs, can satisfy the volume production demand.

To sum up, the utility model discloses a probe connector and TWS earphone box of charging have solved the probe connector among the prior art and can lead to its insulating problem because of the foreign matter gets into the connector casing, the utility model discloses a probe connector and TWS earphone box of charging, the foreign matter can't get into in the connector casing or block the bullet post, and the probe connector can normally work, has guaranteed the contact stability of probe connector, has effectively reduced the outage risk, and is with low costs, can satisfy the volume production demand.

Drawings

FIG. 1 is a schematic cross-sectional view of a prior art probe connector in a compressed state;

FIG. 2 is a schematic structural view of the probe connector of the present invention;

FIG. 3 is a schematic cross-sectional view of FIG. 2;

FIG. 4 is a schematic cross-sectional structural view of the compressed state of FIG. 2;

FIG. 5 is a schematic structural view of the TWS earphone charging box of the present invention;

in the figure, 10-connector housing, 11-pin mounting hole, 12-spring, 13-fixing part, 20-pin, 21-spring mounting hole, 22-embedded part, 23-middle part, 24-external part, 30-charging box circuit board, 31-charging box housing, 32-earphone circuit board, 33-earphone housing, 34-charging pin.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

All directions referred to in the present specification are based on the drawings, and represent relative positional relationships only, and do not represent absolute positional relationships.

The first embodiment is as follows:

as shown in fig. 2, 3 and 4, a probe connector includes a connector housing 10 and a bullet column 20 sleeved in a bullet column mounting hole 11 of the connector housing 10, the bullet column mounting hole 11 is axially disposed and has an open end, and an elastic member is axially mounted between one end of the bullet column mounting hole 11 of the bullet column 20 and a bottom of the bullet column mounting hole 11. The bullet post 20 includes embedded portion 22, external portion 24 and connects the intermediate portion 23 between embedded portion 22 and external portion 24, and external portion 24 is stretched out by the opening of bullet post mounting hole 11, and the diameter of external portion 24 is greater than the diameter of the opening of bullet post mounting hole 11. Wherein the external portion 24 is mushroom-head shaped. In the present embodiment, the exterior portion 24 is preferably hemispherical.

As shown in fig. 3 and 4, the elastic member is a spring 12, one end of the bullet column 20 located in the bullet column mounting hole 11 is provided with an axial spring mounting hole 21, and two ends of the spring 12 are respectively mounted in the bullet column mounting hole 11 and the spring mounting hole 21.

As shown in fig. 3 and 4, the fixing portion 13 is provided at the opening of the mounting hole of the charge pin 20, and the embedded portion 22 is caught inside the fixing portion 13 when the elastic member is extended. The diameter of the embedded part 22 is larger than that of the opening of the bullet column mounting hole 11, and the diameter of the middle part 23 is slightly smaller than that of the opening of the bullet column mounting hole 11

The utility model discloses a probe connector is through setting up the external portion that the diameter is greater than the opening diameter of bullet post mounting hole on playing the post for outside foreign matter can't get into in the connector housing or block and play the post, and probe connector can normally work, has guaranteed probe connector's contact stability, has effectively reduced the outage risk.

Example two:

as shown in fig. 5, a TWS headset charging box includes a charging box housing 31 and a charging box circuit board 30 located in the charging box housing 31, a probe connector according to the first embodiment is welded on the charging box circuit board 30, the connector housing 10 is electrically connected to the charging box circuit board 30, and an external portion 24 of the probe connector extends out of the charging box housing 31.

As shown in fig. 5, the charging post 34 is correspondingly disposed on the earphone housing 33, the charging post 34 is welded on the earphone circuit board 32 and electrically connected therewith, and when the earphone is placed in the charging box, the probe connector contacts with the charging post 34 to connect the charging box circuit board 30 and the earphone circuit board 32, so as to realize communication and charging between the earphone and the charging box.

The utility model discloses a TWS earphone box that charges is greater than the probe connector of the opening diameter of the bullet post mounting hole of connector housing through the external portion diameter of welding on the box circuit board that charges, has avoided foreign matters such as earwax to fall to go into in the connector housing or block the bullet post and lead to the insulating condition on the bullet post, and the probe connector can normally work, guarantees its normal life.

Although specific embodiments of the present invention have been described above, it should be understood by those skilled in the art that the described embodiments are only some of the embodiments of the present invention, rather than all embodiments, which are given by way of illustration only, and the scope of the present invention is defined by the appended claims. Without any inventive step, those skilled in the art can make various changes or modifications to the embodiments without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a probe connector, includes connector housing and suit and is in the bullet post mounting hole of connector housing, bullet post mounting hole sets up and one end opening along the axial, it is located to play the post bullet the one end of post mounting hole with the elastic component is installed to the axial between the hole bottom of bullet post mounting hole, a serial communication port, it includes embedded portion, outer portion and connects to play the post interior embedded portion with intermediate part between the outer portion, outer portion by the opening of bullet post mounting hole stretches out, the diameter of outer portion is greater than the diameter of the opening of bullet post mounting hole.

2. The probe connector according to claim 1, wherein the exterior portion is mushroom-shaped.

3. The probe connector according to claim 2, wherein the outer portion is hemispherical.

4. The probe connector of claim 1, wherein the resilient member is a spring.

5. The probe connector of claim 4, wherein an axial spring mounting hole is formed at one end of the spring stud located in the spring stud mounting hole, and both ends of the spring are respectively mounted in the spring stud mounting hole and the spring mounting hole.

6. The probe connector according to any one of claims 1 to 5, wherein a fixing portion is provided at an opening of the spring post mounting hole, and the embedded portion is caught inside the fixing portion when the elastic member is elongated.

7. A TWS headset charging box comprising a charging box housing and a charging box circuit board located within the charging box housing, wherein the probe connector of any one of claims 1 to 6 is soldered to the charging box circuit board.