CN214338116U - Earphone charging structure and earphone - Google Patents
Earphone charging structure and earphone Download PDFInfo
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- CN214338116U CN214338116U CN202120587258.1U CN202120587258U CN214338116U CN 214338116 U CN214338116 U CN 214338116U CN 202120587258 U CN202120587258 U CN 202120587258U CN 214338116 U CN214338116 U CN 214338116U
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- charging
- post
- earphone
- circuit board
- flexible circuit
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Abstract
The utility model discloses an earphone charging structure and earphone, this earphone charging structure includes charging post, flexible circuit board and first casing, the charging post is installed on the flexible circuit board, and the electricity is connected the flexible circuit board, set up in the first casing with the first mounting hole of charging post interference fit, the week side of charging post is equipped with the interference position, the inside wall of first mounting hole is equipped with the interference draw-in groove that supplies the fixed block of interference position; the utility model discloses can effectively promote the waterproof performance of the assembly seal nature of post and casing of charging in order to promote the post position of charging, effectively avoid outside water and/or steam to hold inside the mounted position infiltration earphone of post of charging, prolong the life of earphone greatly.
Description
Technical Field
The utility model relates to an earphone manufacturing technology field especially relates to earphone charging structure and earphone.
Background
The charging post of the existing earphone is generally injection molded on the casing of the earphone or directly assembled on the casing of the earphone, and the charging post is mostly in a cylindrical design so as to be convenient for assembly.
However, although the charging post of the conventional earphone is designed to have high ornamental value and high operability, in practice, the charging post of the conventional earphone has poor waterproof performance, external water and/or water vapor easily permeates into the inside of the earphone at the assembling position of the charging post, which causes short circuit of a circuit board in the earphone, reduces the service life of the earphone, and directly causes damage to the earphone.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an earphone charging structure can effectively promote the waterproof performance of the assembly seal nature in order to promote the post position of charging of post and casing of charging, effectively avoids outside water and/or steam to hold inside the assembly position infiltration earphone of post of charging, prolongs the life of earphone greatly.
The utility model discloses a still another purpose provides an earphone with above-mentioned earphone charging structure, can effectively promote the assembly leakproofness of charging post and casing in order to promote the waterproof performance at charging post position, effectively avoid outside water and/or steam to hold inside the mounted position infiltration earphone of charging post, prolong the life of earphone greatly.
In order to purposefully in the realization, the utility model discloses an earphone charging structure, it includes charging post, flexible circuit board and first casing, charging post install in on the flexible circuit board to the electricity is connected flexible circuit board, seted up in the first casing with the first mounting hole of charging post interference fit, the week side of charging post is equipped with the interference position of bone, the inside wall of first mounting hole is equipped with the confession interfere the fixed interference draw-in groove of position of bone block.
Compared with the prior art, the utility model discloses a set up in the first casing with the first mounting hole of charging post interference fit, the week side of charging post is equipped with the interference position of bone, the inside wall of first mounting hole is equipped with the interference draw-in groove that supplies interference position of bone block fixed, on the one hand, because the charging post is with first mounting hole interference fit, greatly reduced the clearance of charging post assembly position, effectively promote the seal of charging post assembly position to effectively avoid outside water and/or steam to hold inside the earphone at the assembly position infiltration of charging post, greatly prolong the life of earphone; on the other hand, the post that charges is through interfering the block of bone position and interference draw-in groove, and further spacing is in first mounting hole, and the post that charges weakens the seal of post assembly position because of external force shifts when effectively avoiding subsequent use.
Preferably, the earphone charging structure further comprises a second casing which can be covered and connected with the first casing, a second mounting hole is formed in the second casing, the charging column protrudes and extends to form a limiting protrusion which can be inserted into the second mounting hole, and the limiting protrusion penetrates out of the flexible circuit board.
Specifically, the interference bone position and the limiting protrusion are integrally formed on the charging post.
Preferably, the earphone charging structure further comprises a reinforcing plate, and the reinforcing plate is fixed on the flexible circuit board.
Specifically, the reinforcing plate is a circuit board, and the reinforcing plate is electrically connected with the flexible circuit board.
Preferably, the reinforcing plate is provided with a through hole for the charging column to pass through, and when the reinforcing plate is fixed on the flexible circuit board, the charging column passes through the through hole and penetrates out of the reinforcing plate.
Preferably, the charging post is connected electrically to the flexible circuit board in a patch manner.
Preferably, the charging column is a metal copper column, the diameter of the charging column is greater than or equal to 2mm, the height of the charging column is greater than or equal to 0.9mm, and the height of the protrusion of the interference bone position is greater than or equal to 0.5 mm.
Preferably, a waterproof material is arranged at the joint of the charging post and the first mounting hole.
Correspondingly, the utility model provides a headset is disclosed, it includes as above headset charging structure.
Drawings
Fig. 1 is a sectional view of the earphone charging structure of the present invention;
fig. 2 is a schematic structural view of the earphone charging structure of the present invention after the second housing is removed;
fig. 3 is a schematic structural diagram of the charging post of the present invention.
Fig. 4 is a schematic structural diagram of the assembled charging post and flexible circuit board of the present invention;
fig. 5 is a schematic structural view of the charging post, the flexible circuit board and the reinforcing plate of the present invention after assembly;
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
Referring to fig. 1, the earphone of the present embodiment includes an earphone charging structure 100, and the earphone charging structure 100 can effectively improve the assembling tightness between the charging post 10 and the housing to improve the waterproof performance of the charging post 10, so as to effectively prevent external water and/or water vapor from permeating into the earphone at the assembling position of the charging post 10, and greatly prolong the service life of the earphone. The specific configuration of the earphone charging structure 100 will be described in detail below.
Referring to fig. 1 to 4, the earphone charging structure 100 of the present embodiment includes a charging post 10, a flexible circuit board 20 and a first housing 30, wherein the charging post 10 is mounted on the flexible circuit board 20 and electrically connected to the flexible circuit board 20. Preferably, the charging post 10 is connected to the flexible circuit board 20 in a Surface mount manner through a SMT (Surface mount Technology) mounting process, so that the charging post 10 is fixed to and electrically connected to the flexible circuit board 20. It can be understood that the charging post 10 is fixed and electrically connected to the flexible circuit board 20 by using the SMT sheet mounting process, so that the charging post 10 and the flexible circuit board 20 are of an integrated structure, thereby facilitating subsequent assembly. In addition, the charging post 10 is electrically connected to the flexible circuit board 20 through the SMT surface mount technology, so that the charging post 10 and the flexible circuit board 20 have high electrical connection stability, and the charging post 10 is not easily separated from the flexible circuit board 20 due to external force to cause short circuit or open circuit. Of course, the charging post 10 may also be electrically connected to the flexible circuit board 20 by means of direct soldering, wire connection, etc., and the electrical connection between the charging post 10 and the flexible circuit board 20 is not limited herein.
The first housing 30 has a first mounting hole 31 in interference fit with the charging post 10, the interference rib 11 is disposed on the periphery of the charging post 10, and the inner side wall of the first mounting hole 31 has an interference slot 311 for fastening and fixing the interference rib 11. During the assembly, through the tool of colding pressing with the post 10 that charges of colding pressing insert or press the post 10 that charges through the pressurize instrument and insert first mounting hole 31 in, and make and interfere 11 block of bone position and fix in interfering draw-in groove 311, at this moment, post 10 and the first mounting hole 31 that charges produce micro deformation respectively, make post 10 that charges can insert first mounting hole 31 smoothly, and can fix in interfering draw-in groove 311 with interfering 11 block of bone position smoothly, insert back in the first mounting hole 31 completely when post 10 that charges, post 10 and the first mounting hole 31 that charges warp and resume, thereby the clearance of the post 10 and the 31 mounted position of the packing of maximize, effectively promote the joint degree of the mounted position of post 10 that charges, effectively promote the waterproof performance of the post 10 position that charges. And the charging post 10 is further limited in the first mounting hole 31 through the clamping of the interference bone 11 and the interference clamping groove 311, so that the situation that the assembly position of the charging post 10 is weakened due to external force displacement of the charging post 10 in subsequent use is effectively avoided.
Further, the charging post 10 is a copper metal post to obtain a high conductive effect and avoid poor contact caused by oxidation in daily use. The diameter of the charging post 10 is greater than or equal to 2mm to ensure the charging performance of the charging post 10. The height of the charging column 10 is greater than or equal to 0.9mm, and the height of the protrusion of the interference bone 11 is greater than or equal to 0.5mm, so that the charging column 10 can be well clamped and fixed in the first mounting hole 31.
Further, a waterproof material is disposed at a joint of the charging post 10 and the first mounting hole 31, and the waterproof material may be a liquid waterproof material, and the waterproof material is coated at the joint of the charging post 10 and the first mounting hole 31 to improve waterproof performance. Certainly, the waterproof material may be a solid material such as a sealing ring, and the sealing ring is sleeved on the charging post 10, and then the charging post 10 is inserted into the first mounting hole 31, so that the sealing ring effectively prevents external water and/or water vapor from permeating into the earphone at the assembling position of the charging post 10.
Referring to fig. 1-4, the earphone charging structure 100 of the present embodiment further includes a second housing 40 capable of being covered and connected to the first housing 30, a second mounting hole 41 is formed in the second housing 40, the charging post 10 protrudes to form a limiting protrusion 12 capable of being inserted into the second mounting hole 41, and the limiting protrusion 12 penetrates through the flexible circuit board 20. Preferably, the interference rib 11 and the stopper protrusion 12 are integrally formed with the charging post 10, so as to facilitate the manufacture of the charging post 10 and to improve the rigidity of each part of the charging post 10. Since the assembled charging post 10 can be inserted into the first mounting hole 31 and the second mounting hole 41, respectively, the charging post 10 has double fixation in the first housing 30 and the second housing 40, and the stability of the charging post 10 is effectively improved.
Referring to fig. 4 and 5, since the flexible circuit board 20 is relatively soft and not easy to be fixed, the earphone charging structure 100 of the present embodiment further includes a reinforcing plate 50, the reinforcing plate 50 is fixed on the flexible circuit board 20, and the flexible circuit board 20 can be stably installed in the first casing 30 and/or the second casing 40 under the clamping of the reinforcing plate 50. Preferably, the reinforcing plate 50 is provided with a through hole for the charging post 10 to pass through, and when the reinforcing plate 50 is fixed on the flexible circuit board 20, the charging post 10 passes through the through hole and passes through the reinforcing plate 50. The diameter of this through-hole can slightly be less than the diameter of post 10 that charges to can be spacing simultaneously in the through-hole when making post 10 that charges pass the through-hole, further promote the stability that post 10 and flexible circuit board 20 are connected that charges.
Further, the stiffener 50 may be a conventional type circuit board, and the stiffener 50 is electrically connected to the flexible circuit board 20. This type of circuit board has a certain hardness, since more circuits can be designed on the reinforcing plate 50, so as to expand more earphone functions. By arranging the reinforcing plate 50 as a circuit board, more functions can be added in the earphone conveniently to meet more use requirements.
Referring to fig. 1 to 5, the following will explain the assembling process of the earphone of the present embodiment:
1. fixing and electrically connecting the charging post 10 on the flexible circuit board 20 by adopting an SMT (surface mount technology) chip mounting process;
2. fixing the reinforcing plate 50 on the flexible circuit board 20, and electrically connecting the reinforcing plate 50 and the flexible circuit board 20, wherein the charging post 10, the flexible circuit board 20 and the reinforcing plate 50 together form an assembly component;
3. the charging column 10 is inserted into the first mounting hole 31 through cold pressing by a cold pressing jig or the charging column 10 is pressed and inserted into the first mounting hole 31 by a pressure maintaining tool, the interference rib 11 is clamped and fixed in the interference clamping groove 311, and at the moment, the assembly component is fixed in the first shell 30;
4. mounting the remaining parts of the fitting assembly in the first housing 30 and the second housing 40, respectively;
5. the second housing 40 is aligned and closed on the first housing 30 such that the stopper projection 12 is inserted into the second mounting hole 41.
With reference to fig. 1-5, the first housing 30 of the present invention has a first mounting hole 31 in interference fit with the charging post 10, the interference bone 11 is disposed around the charging post 10, and the inner sidewall of the first mounting hole 31 has an interference slot 311 for fastening and fixing the interference bone 11, on one hand, since the charging post 10 is in interference fit with the first mounting hole 31, the gap of the assembly position of the charging post 10 is greatly reduced, and the tightness of the assembly position of the charging post 10 is effectively improved, so that external water and/or water vapor is effectively prevented from permeating into the earphone at the assembly position of the charging post 10, and the service life of the earphone is greatly prolonged; on the other hand, the charging post 10 is further limited in the first mounting hole 31 by the interference of the interference rib 11 and the interference slot 311, so that the situation that the assembly position of the charging post 10 is weakened by the displacement of the charging post 10 due to external force during subsequent use is effectively avoided.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.
Claims (10)
1. An earphone charging structure which characterized in that: including charging post, flexible circuit board and first casing, charging post install in on the flexible circuit board to the electricity is connected the flexible circuit board, seted up in the first casing with the first mounting hole of charging post interference fit, charging post's week side is equipped with the interference position of bone, the inside wall of first mounting hole is equipped with the confession interfere the fixed interference draw-in groove of position of bone block.
2. The earphone charging structure as claimed in claim 1, wherein: but still including the lid close the connection the second casing of first casing, be equipped with the second mounting hole in the second casing, the protruding formation that stretches of post that charges can insert the spacing arch of second mounting hole, spacing arch is worn out flexible circuit board.
3. The earphone charging structure as claimed in claim 2, wherein: the interference bone position and the limiting protrusion are integrally formed on the charging column.
4. The earphone charging structure as claimed in claim 1, wherein: the flexible printed circuit board further comprises a reinforcing plate, and the reinforcing plate is fixed on the flexible printed circuit board.
5. The earphone charging structure as claimed in claim 4, wherein: the reinforcing plate is a circuit board and is electrically connected with the flexible circuit board.
6. The earphone charging structure as claimed in claim 4, wherein: the reinforcing plate is provided with a through hole for the charging column to pass through, and when the reinforcing plate is fixed on the flexible circuit board, the charging column passes through the through hole and penetrates out of the reinforcing plate.
7. The earphone charging structure as claimed in claim 1, wherein: the charging column is connected with the flexible circuit board in a patch type electric connection mode.
8. The earphone charging structure as claimed in claim 1, wherein: the post that charges is the metal copper post, the diameter of post that charges is more than or equal to 2mm, the height of post that charges is more than or equal to 0.9mm, the protruding height that interferes the bone position is more than or equal to 0.5 mm.
9. The earphone charging structure as claimed in claim 1, wherein: and a waterproof material is arranged at the joint of the charging column and the first mounting hole.
10. An earphone, characterized by: comprising the headset charging structure according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120587258.1U CN214338116U (en) | 2021-03-23 | 2021-03-23 | Earphone charging structure and earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120587258.1U CN214338116U (en) | 2021-03-23 | 2021-03-23 | Earphone charging structure and earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214338116U true CN214338116U (en) | 2021-10-01 |
Family
ID=77888891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120587258.1U Active CN214338116U (en) | 2021-03-23 | 2021-03-23 | Earphone charging structure and earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214338116U (en) |
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2021
- 2021-03-23 CN CN202120587258.1U patent/CN214338116U/en active Active
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