Structure of sound box capable of being inserted with card

Abstract

The utility model relates to a structure of a sound box capable of inserting a card. The structure comprises a rear shell, a middle shell, a front panel, a main circuit board, an auxiliary circuit board, a loudspeaker, a card slot, an NFC antenna and a battery, the rear shell is of a shell structure with an opening in the front side, the rear side of the rear shell is provided with an interface mounting position, and the rear side wall of the auxiliary circuit board is provided with a transmission interface; a notch matched with the clamping groove is formed in one side wall of the rear shell, the clamping groove is installed in the notch, and the NFC antenna is attached to the side wall of the clamping groove; the outer edge of the middle shell is connected with the inner edge of the opening in the front side of the rear shell, the loudspeaker is installed in the middle of the middle shell, the bottom of the front panel is connected with the outer edge of the opening in the front side of the rear shell, the middle shell is covered with the front panel, the main circuit board and the battery are both installed in the rear shell, and a wifi connection module, a Bluetooth connection module and an NFC interaction module are integrated in the main circuit board. The main circuit board is electrically connected with the auxiliary circuit board, the loudspeaker, the NFC antenna and the battery. According to the scheme, various playing forms and interaction modes can be supported, and the diversity of functions and playing methods is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of speakers, in particular to a structure of a card - insertable speaker. Background Art

[0002] A speaker refers to a device that can convert an audio signal into sound. It amplifies the audio signal and plays back the sound through the speaker itself to make the sound louder. The main function of a speaker is to convert an electrical signal into a sound signal for direct listening by the human ear. It is an extremely important part of an audio system and can significantly improve the sound quality and listening experience. Existing portable speakers on the market are either pure Bluetooth speakers that support local or Bluetooth audio playback, or mainly focus on networked online audio playback to provide online audio resources, and are relatively single in terms of functions and play methods. Content of the Utility Model

[0003] (1) Technical Problems to be Solved

[0004] To solve the above problems of the existing technology, the utility model provides a structure of a card - insertable speaker, which can support multiple playback forms and improve the diversity of functions and play methods.

[0005] (2) Technical Solutions

[0006] To achieve the above purpose, the main technical solutions adopted by the utility model include: a structure of a card - insertable speaker, comprising a rear shell, a middle shell, a front panel, a main circuit board, a secondary circuit board, a speaker, a card slot, an NFC antenna and a battery;

[0007] The rear shell is a housing structure with an open front side. There is an interface installation position on the rear side of the rear shell. A transmission interface is provided on the rear side wall of the secondary circuit board. The secondary circuit board is installed inside the rear shell, and the transmission interface of the secondary circuit board is installed in the interface installation position;

[0008] A notch matching the card slot is provided on one side wall of the rear shell. The card slot is installed in the notch, and the NFC antenna is attached to the side wall of the card slot;

[0009] The outer edge of the middle shell is connected to the inner edge of the open front side of the rear shell. The speaker is installed in the middle of the middle shell. The bottom of the front panel is connected to the outer edge of the open front side of the rear shell, and the front panel covers the middle shell. A plurality of sound holes are distributed on the surface of the front panel. The main circuit board and the battery are both installed inside the rear shell. The main circuit board integrates a wifi connection module, a Bluetooth connection module and an NFC interaction module. The main circuit board is electrically connected to the secondary circuit board, the speaker, the NFC antenna and the battery respectively.

[0010] As described above, its beneficial effects are as follows: The utility model can realize local audio playback based on the transmission interface, and an NFC card can be inserted into the card slot, and the identification and playback of the NFC card can be realized through the NFC antenna and the NFC interaction module. It can also realize online audio playback and Bluetooth audio playback based on the wifi connection module and the Bluetooth connection module integrated on the main circuit board. Thus, it can be seen that this solution can support a variety of playback forms and interaction methods, improving the diversity of functions and playing methods.

[0011] Preferably, a reset button is provided on the rear side of the secondary circuit board, a reset button installation position is provided on the rear side of the rear shell, and the reset button on the secondary circuit board is installed in the reset button installation position.

[0012] As described above, it is convenient for users to perform the reset operation of the speaker externally.

[0013] Preferably, it further includes an external sealing silicone part and an internal sealing silicone part;

[0014] The transmission interface and the reset button on the secondary circuit board both pass through the internal sealing silicone part and are installed in the interface installation position and the reset button installation position. The external sealing silicone part can block the interface installation position and the reset button installation position from the outside of the rear shell.

[0015] As described above, when the transmission interface or the reset button is not used temporarily, the external sealing silicone part can be used to block the interface installation position and the reset button installation position, ensuring the waterproof and dustproof performance of the interface installation position and the reset button installation position.

[0016] Preferably, it further includes a silicone button group;

[0017] Button group installation positions are respectively provided on both sides of the rear shell. The silicone button group is installed on the button group installation positions on both sides of the rear shell by dispensing glue. Physical buttons that cooperate with the silicone button group are respectively provided on both sides of the main circuit board.

[0018] As described above, the function control of the buttons is realized by the cooperation of the silicone button groups on both sides and the physical buttons on both sides of the main circuit board. In addition, the silicone button group is installed on the button group installation positions on both sides of the rear shell by dispensing glue, ensuring the waterproof and dustproof performance of this part.

[0019] Preferably, the card slot includes a plastic card slot main body and a silicone holding part;

[0020] The silicone holding part is located on the left and right sides of the plastic card slot main body. The plastic card slot main body and the silicone holding part are formed by two-shot injection molding to form the card slot.

[0021] As described above, the silicone clamping members on both sides of the plastic card slot body can ensure that when the NFC card is inserted, it can be clamped and fixed, and will not easily fall out due to the flipping of the fuselage. At the same time, the plastic card slot body and the silicone clamping members are formed by double-shot injection molding, which also provides a certain guarantee for the waterproof and dustproof performance of the card slot part.

[0022] Preferably, it further includes a waterproof sealing ring;

[0023] The waterproof sealing ring is arranged at the connection between the middle shell and the rear shell.

[0024] As described above, the waterproof sealing ring ensures the sealing performance of the connection between the middle shell and the rear shell, and further ensures the waterproof and dustproof performance of the internal space of the rear shell.

[0025] Preferably, it further includes a light guide column;

[0026] A status indicator light is provided on the main circuit board, a light guide groove adapted to the position of the status indicator light is provided on the surface of the middle shell, the light guide column is installed in the light guide groove by dotting glue, and a lamp shade adapted to the position of the light guide column is provided on the surface of the front panel.

[0027] As described above, it is convenient for users to observe the usage status of the speaker on the front panel. Moreover, the light guide column is installed in the light guide groove by dotting glue, which ensures the sealing performance of the light guide groove part.

[0028] Preferably, the speaker is a waterproof speaker.

[0029] As described above, the waterproof speaker is selected to ensure the waterproof performance of the speaker.

[0030] Preferably, it further includes foot pads;

[0031] A foot pad installation position is provided at the bottom of the rear shell, and the foot pad is installed on the foot pad installation position.

[0032] As described above, by providing foot pads at the bottom of the rear shell, it can avoid direct contact between the rear shell and the outside world during the support process, playing a certain protective role for the rear shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 is an exploded view of the structure of a card-insertable speaker according to the present invention;

[0034] Figure 2 is a schematic structural diagram of the structure of a card-insertable speaker according to the present invention from one perspective;

[0035] Figure 3 is a schematic structural diagram of the structure of a card-insertable speaker according to the present invention from another perspective;

[0036] Figure 4Structural schematic diagram of the rear case of the present utility model;

[0037] Figure 5 Structural schematic diagram of the main circuit board of the present utility model;

[0038] Figure 6 Structural schematic diagram of the secondary circuit board of the present utility model;

[0039] Figure 7 Exploded state schematic diagram of the secondary circuit board and the internal sealing silicone part of the present utility model;

[0040] Figure 8 Cooperating state schematic diagram of the secondary circuit board and the internal sealing silicone part of the present utility model;

[0041] Figure 9 Structural schematic diagram of the card slot of the present utility model;

[0042] Figure 10 Disassembly schematic diagram of the card slot of the present utility model;

[0043]

Explanation of attached drawing reference numerals

[0044] 1. Rear case; 2. Middle case;

[0045] 3. Front panel; 301. Lamp shade; 302. Sound hole;

[0046] 4. Silicone button group;

[0047] 5. Card slot; 501. Plastic card slot main body; 502. Silicone clamping part;

[0048] 6. NFC antenna; 7. Notch;

[0049] 8. Secondary circuit board; 801. Transmission interface; 802. Reset button;

[0050] 9. Internal sealing silicone part; 10. External sealing silicone part; 11. Foot pad installation position; 12. Foot pad; 13. Battery; 14. Main circuit board; 15. Waterproof sealing ring; 17. Light guide groove; 18. Speaker; 19. Button group installation position; 20. Physical button; 21. Interface installation position; 22. Reset button installation position. Specific implementation manners

[0051] In order to better explain the present utility model for easy understanding, the present utility model will be described in detail below with reference to the attached drawings and through specific implementation manners.

[0052] Embodiment 1

[0053] Please refer to Figures 1 to 10As shown in the figure, a structure of a card - insertable speaker includes a rear case 1, a middle case 2, a front panel 3, a main circuit board 14, a secondary circuit board 8, a speaker 18, a card slot 5, an NFC antenna 6, and a battery 13;

[0054] The rear case 1 is a housing structure with an opening at the front side. An interface installation position 21 is provided at the rear side of the rear case 1. A transmission interface 801 is provided on the rear side wall of the secondary circuit board 8. The secondary circuit board 8 is installed inside the rear case 1, and the transmission interface 801 of the secondary circuit board 8 is installed inside the interface installation position 21. The transmission interface 801 is used for data transmission and charging;

[0055] A notch 7 cooperating with the card slot 5 is provided on one side wall of the rear case 1. The card slot 5 is installed inside the notch 7, and the NFC antenna 6 is attached to the side wall of the card slot 5;

[0056] The outer edge of the middle case 2 is connected to the inner edge of the front - side opening of the rear case 1. The speaker 18 is installed in the middle of the middle case 2. The bottom of the front panel 3 is connected to the outer edge of the front - side opening of the rear case 1, and the front panel 3 covers the middle case 2 therein. A plurality of sound - emitting holes 302 are distributed on the surface of the front panel 3. The main circuit board 14 and the battery 13 are both installed inside the rear case 1. The main circuit board 14 integrates a wifi connection module, a Bluetooth connection module, and an NFC interaction module. The main circuit board 14 is electrically connected to the secondary circuit board 8, the speaker 18, the NFC antenna 6, and the battery 13 respectively.

[0057] Preferably, as Figure 6 shown, a reset button 802 is provided at the rear side of the secondary circuit board 8. A reset - button installation position 22 is provided at the rear side of the rear case 1. The reset button 802 on the secondary circuit board 8 is installed inside the reset - button installation position 22.

[0058] Preferably, as Figure 1 、 Figure 7 and Figure 8 shown, an external sealing silicone part 10 and an internal sealing silicone part 9 are further included;

[0059] The transmission interface 801 and the reset button 802 on the secondary circuit board 8 both pass through the internal sealing silicone part 9 and are installed inside the interface installation position 21 and the reset - button installation position 22. The external sealing silicone part 10 can block the interface installation position 21 and the reset - button installation position 22 from the outside of the rear case 1.

[0060] Preferably, as Figure 1 and Figure 2 shown, a silicone button group 4 is further included;

[0061] On both sides of the rear shell 1, there are respectively button group mounting positions 19. The silicone button group 4 is dot-glued and mounted on the button group mounting positions 19 on both sides of the rear shell 1. On both sides of the main circuit board 14, there are respectively physical buttons 20 that cooperate with the silicone button group 4.

[0062] Preferably, as Figure 10 shown, the card slot 5 includes a plastic card slot main body 501 and a silicone clamping member 502;

[0063] The silicone clamping member 502 is located on the left and right sides of the plastic card slot main body 501. The plastic card slot main body 501 and the silicone clamping member 502 are formed by two-shot injection molding to form the card slot 5.

[0064] Preferably, as Figure 1 shown, it further includes a waterproof sealing ring 15;

[0065] The waterproof sealing ring 15 is arranged at the connection between the middle shell 2 and the rear shell 1.

[0066] Preferably, as Figure 1 shown, it further includes a light guide column;

[0067] On the main circuit board 14, there is a status display lamp. On the surface of the middle shell 2, there is a light guide groove 17 adapted to the position of the status display lamp. The light guide column is dot-glued and mounted in the light guide groove 17. On the surface of the front panel 3, there is a lamp shade 301 that cooperates with the position of the light guide column. The main body part of the front panel 3 and the lamp shade 301 are formed by two-color injection molding to form the whole front panel 3.

[0068] Preferably, the speaker 18 is a waterproof speaker 18.

[0069] Preferably, as Figure 1 shown, it further includes feet 12;

[0070] At the bottom of the rear shell 1, there is a foot mounting position 11. The feet 12 are mounted on the foot mounting position 11.

[0071] The installation process of the speaker in this embodiment is as follows:

[0072] During installation, first install the external sealing silicone member 10 and the internal sealing silicone member 9 at the interface mounting position 21 onto the rear shell 1. Then, insert the transmission interface 801 of the secondary circuit board 8 through the hollow part of the internal sealing silicone member 9 at the interface mounting position 21, and use screws to fix the secondary circuit board 8 to the rear shell 1.

[0073] Next, install the battery 13 at the bottom of the rear shell 1 and fix it.

[0074] Then, insert the card slot 5 into the notch 7 on the side wall of the rear shell 1, and closely attach the NFC antenna 6 to the card slot 5 for installation.

[0075] Next, electrically connect the main circuit board 14 to the battery 13, the secondary circuit board 8, and the NFC antenna 6, and use screws to fix them to the rear case 1.

[0076] Meanwhile, install the two silicone button groups 4 on the rear case 1 after dispensing glue on both sides, so that the outer buttons can be connected to the physical buttons 20 on the main circuit board 14. Do a good job in waterproof treatment during dispensing to prevent liquid from entering the interior from the silicone button groups 4.

[0077] Fix the middle case 2 to the rear case 1 and add a waterproof sealing ring 15 between them. Then, install the light guide column at the light guide groove 17 of the middle case 2 and dispense glue to ensure waterproofness.

[0078] After electrically connecting the waterproof speaker 18 to the main circuit board 14, fix it to the middle case 2. Do a good job in waterproof treatment for the screw holes.

[0079] Since the area in the middle of the rear case 1 provides a large enough sound cavity for the waterproof speaker 18, after the waterproof speaker 18 is installed, its sound cavity is closed and the sound effect is good.

[0080] Finally, install the front panel 3 and the foot pads 12 on the rear case 1 by dispensing glue to form a complete speaker structure.

[0081] In summary, the structure of a pluggable speaker provided by the present utility model has no exposed screw holes, good waterproof and dustproof performance; supports various interaction methods such as local audio playback, Bluetooth speaker, WiFi control, NFC card control, etc., with rich functions; and has a large sound cavity and good sound effect; there is a great improvement in integrity and aesthetics.

[0082] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. All equivalent transformations made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in related technical fields, are equally included in the patent protection scope of the present utility model.

Claims

1. A structure of a plug-in card speaker, characterized in that: Including the back shell, middle shell, front panel, main circuit board, auxiliary circuit board, speaker, card slot, NFC antenna and battery; The rear shell is a shell structure with an opening at the front side, an interface mounting position is provided at the rear side of the rear shell, a transmission interface is provided at the rear side wall of the auxiliary circuit board, the auxiliary circuit board is installed in the rear shell, and the transmission interface of the auxiliary circuit board is installed in the interface mounting position; A side wall of the rear shell is provided with a notch matched with the card slot, the card slot is installed in the notch, and the NFC antenna is attached to the side wall of the card slot; The outer edge of the middle shell is connected to the inner edge of the front opening of the rear shell, the speaker is installed in the middle of the middle shell, the bottom of the front panel is connected to the outer edge of the front opening of the rear shell, and the front panel covers the middle shell, and a plurality of speaker holes are distributed on the surface of the front panel. The main circuit board and the battery are both installed in the rear shell, and a wifi connection module, a Bluetooth connection module and an NFC interaction module are integrated in the main circuit board. The main circuit board is electrically connected to the auxiliary circuit board, the speaker, the NFC antenna and the battery respectively.

2. The structure of the plug-in card speaker according to claim 1, characterized in that: A reset button is arranged on the rear side of the auxiliary circuit board, a reset button installation position is arranged on the rear side of the rear shell, and the reset button on the auxiliary circuit board is installed in the reset button installation position.

3. The structure of the plug-in card speaker according to claim 2, characterized in that: Also includes an external sealing silicone member and an internal sealing silicone member; The transmission interface and the reset button on the auxiliary circuit board both pass through the internal sealing silicone member and are installed in the interface mounting position and the reset button mounting position. The external sealing silicone member can block the interface mounting position and the reset button mounting position from the outside of the rear shell.

4. The structure of the plug-in card speaker according to claim 1, characterized in that: Also included is a silicone button set; The two sides of the rear shell are respectively provided with button group installation positions, the silicone button group is glue-installed on the button group installation positions on both sides of the rear shell, and the two sides of the main circuit board are respectively provided with physical buttons that cooperate with the silicone button group.

5. The structure of the plug-in card speaker according to claim 1, characterized in that: The card slot comprises a plastic card slot body and a silicone card holder; The silicone card holders are located on the left and right sides of the plastic card slot body, and the plastic card slot body and the silicone card holders are double-injected to form the card slot.

6. The structure of the plug-in card speaker according to claim 1, characterized in that: Also included is a waterproof seal; The waterproof sealing ring is arranged at the connection between the middle shell and the rear shell.

7. The structure of the plug-in card speaker according to claim 1, characterized in that: Also includes a light guide column; A status display light is provided on the main circuit board, a light guide groove adapted to the position of the status display light is provided on the surface of the middle shell, the light guide column is installed in the light guide groove by glue spotting, and a lampshade matched with the position of the light guide column is provided on the surface of the front panel.

8. The structure of the plug-in card speaker according to claim 1, characterized in that: The speaker is a waterproof speaker.

9. The structure of the plug-in card speaker according to claim 1, characterized in that: Also includes foot pads; A foot pad installation position is provided at the bottom of the rear shell, and the foot pad is installed on the foot pad installation position.

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