Sound cavity structure module of intelligent projection system
By adopting positioning columns, ultrasonic processes and silicone buckles in the sound cavity structure module of the intelligent projection system, the vibration problem at small space and high power is solved, stable sound output and high sound quality are achieved, and the overall performance of the sound cavity is improved.
Patent Information
- Application Number
- CN202421968801.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-14
- Publication Date
- 2025-08-08
- Estimated Expiration
- 2034-08-14
AI Technical Summary
The existing conference system sound cavity design is prone to vibration problems under small space and high power, and the sound output is not stable enough, making it difficult to achieve excellent low-frequency and medium-high-frequency playback effects, with high distortion and impure sound quality.
The intelligent projection system sound cavity structure module is used to connect four positioning columns through ultrasonic process. Combined with the careful design of the front and rear shells, the structural strength is enhanced, and the stability and buffering performance are improved through the setting of silicone buckles and ultrasonic lines, ensuring the stability and accuracy of sound propagation.
It effectively reduces the vibration problem, improves the purity and clarity of sound quality, ensures the stability and accuracy of sound output, enhances the stability of the structure and anti-external interference ability, and improves the market competitiveness of the sound cavity of the conference system.
Smart Images
Figure CN223207240U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sound cavity structures, in particular to a sound cavity structure module of an intelligent projection system. Background Art
[0002] As living standards continue to rise, people's demands for conference systems are becoming increasingly stringent. This inevitably drives us to continuously innovate and strive for breakthroughs and advancements in the design of the built-in conference system sound chambers. The demand for conference system sound chambers has also reached new heights, with increasingly clear design trends aimed at achieving superior low-frequency reproduction—that is, achieving a sufficiently low resonant frequency to produce a more powerful, deep, and resonant bass. At the same time, distortion must be minimized in both low and mid-high frequencies to ensure highly realistic sound reproduction. Furthermore, we aim for exceptional mid- and high-frequency reproduction, resulting in purer, clearer sound quality and providing users with unparalleled listening enjoyment. Utility Model Content
[0003] The purpose of the present invention is to provide a sound cavity structure module for an intelligent projection system to solve at least any one of the problems raised in the above background technology.
[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a sound cavity structure module of an intelligent projection system, comprising a front shell, a rear shell may be provided at the bottom of the front shell, a first positioning column and three second positioning columns are fixedly connected to the bottom of the front shell, the first positioning column and the three second positioning columns are evenly distributed on the bottom of the front shell, a fourth positioning column and three third positioning columns are fixedly connected to the top of the rear shell, the fourth positioning column and the three third positioning columns are evenly distributed on the top of the rear shell, a mounting opening is provided at the top of the front shell, an electronic connector is provided in the mounting opening, the electronic connector is detachably connected to the front shell, two mounting grooves are provided at the top of the front shell, the two mounting grooves are respectively provided on the left and right sides of the mounting opening, a first PR and a second PR are respectively glued in the two mounting grooves, the first PR and the second PR are respectively pasted with a first EVA and a second EVA, the top of the front shell is provided with two connecting ports, the two connecting ports are respectively provided at the top and bottom of the mounting port, and a ventilation port is provided at the rear end of the top of the front shell.
[0005] Preferably, a first speaker and a second speaker are respectively provided at the front and rear ends between the front shell and the rear shell.
[0006] Preferably, four first bolts are threadedly connected to the top of the front shell, and the four first bolts are evenly distributed on the top of the front shell. The four first bolts are connected to the front shell and are threadedly connected to the first speaker and the second speaker respectively.
[0007] Preferably, four second bolts are threadedly connected to the bottom of the rear shell, and the four second bolts are evenly distributed on the bottom of the rear shell. The four second bolts are connected to the rear shell and are threadedly connected to the first speaker and the second speaker respectively.
[0008] Preferably, one end of an air duct sheet is respectively provided in the two connecting ports, and the air duct sheet is adhered to the front shell.
[0009] Preferably, a breathable net is provided in the breathable opening, and the breathable net is detachably connected to the front shell.
[0010] Preferably, the four corners of the top of the front shell are detachably connected with the first silicone buckle, the second silicone buckle, the third silicone buckle and the fourth silicone buckle, and the first silicone buckle, the second silicone buckle, the third silicone buckle and the fourth silicone buckle are all connected to the front shell and are detachably connected to the back shell. The four corners of the top of the front shell are detachably connected with the first silicone buckle, the second silicone buckle, the third silicone buckle and the fourth silicone buckle, and the first silicone buckle, the second silicone buckle, the third silicone buckle and the fourth silicone buckle are all connected to the front shell and are detachably connected to the back shell.
[0011] Preferably, a first ultrasonic line is arranged between the first positioning post and the fourth positioning post, and the first positioning post and the fourth positioning post are fixedly connected to the first ultrasonic line. Three first ultrasonic lines are arranged between the three second positioning posts and the three third positioning posts, and the three second positioning posts and the three third positioning posts are respectively fixedly connected to the adjacent first ultrasonic lines.
[0012] Preferably, a second ultrasonic line is provided between the front shell and the rear shell, and the front shell and the rear shell are both fixedly connected to the second ultrasonic line.
[0013] The beneficial effects of the utility model are as follows:
[0014] In this utility model, thanks to the four additional positioning columns inside and connected through ultrasonic technology, the strength of the sound cavity structure is greatly enhanced, and the vibration and sound problems caused by the small space and high power of the product are effectively alleviated, making the sound output more stable and smooth, and significantly improving the purity and clarity of the sound quality. The careful design and tight combination of the front shell and the rear shell provide reliable protection for the internal components, effectively isolate external interference, and ensure the stability and accuracy of sound propagation. The setting of the first silicone buckle, the second silicone buckle, the third silicone buckle and the fourth silicone buckle not only enhances the stability of the structure, but also plays a certain buffering role, reducing the impact of external impact on the sound cavity. In summary, the utility model can effectively improve the vibration and sound problem of the conference system sound cavity due to the small space and high power of the product, improve the market competitiveness of the conference system sound cavity, and bring convenience to users. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;
[0016] Figure 2 for Figure 1 A schematic structural diagram of the first positioning column shown;
[0017] Figure 3 for Figure 1 A schematic structural diagram of the connection port shown;
[0018] Figure 4 for Figure 1 A schematic structural diagram of the front shell shown;
[0019] Figure 5 This is a schematic diagram of the structure of the fourth positioning column of this utility model;
[0020] Figure 6 for Figure 1 A schematic structural diagram of the rear shell shown;
[0021] Figure 7 This is a schematic diagram of the structure of the first bolt portion of the utility model;
[0022] Figure 8 This is a schematic diagram of the structure of the second bolt portion of the utility model;
[0023] Figure 9 This is a schematic diagram of the structure of the first ultrasonic line portion of the utility model;
[0024] Figure 10 This is a schematic structural diagram of the first EVA portion of the utility model;
[0025] Figure 11 This is a partial structural diagram of the breathable net of the utility model.
[0026] In the figure: 1. First positioning post; 2. Second positioning post; 3. Front shell; 4. Third positioning post; 5. Fourth positioning post; 6. Back shell; 7. First silicone buckle; 8. Second silicone buckle; 9. Duct piece; 10. Third silicone buckle; 11. Electronic connector; 12. Fourth silicone buckle; 13. First PR; 14. First bolt; 15. First EVA; 16. Second EVA; 17. First speaker; 18. Breathable mesh; 19. Second speaker; 20. Second PR; 21. Second bolt; 22. First ultrasonic line; 23. Second ultrasonic line; 24. Connecting port. DETAILED DESCRIPTION
[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0028] The utility model provides Figure 1-11 The sound cavity structure module of the intelligent projection system shown includes a front shell 3, a rear shell 6 can be provided at the bottom of the front shell 3, a first positioning column 1 and three second positioning columns 2 are fixedly connected to the bottom of the front shell 3, the first positioning column 1 and the three second positioning columns 2 are evenly distributed at the bottom of the front shell 3, a fourth positioning column 5 and three third positioning columns 4 are fixedly connected to the top of the rear shell 6, the fourth positioning column 5 and the three third positioning columns 4 are evenly distributed at the top of the rear shell 6, a mounting port is provided at the top of the front shell 3, an electronic connector 11 is provided in the mounting port, and the electronic connector 11 is detachably connected to the front shell 3, two mounting grooves are provided at the top of the front shell 3, the two mounting grooves are respectively provided on the left and right sides of the mounting port, a first PR13 and a second PR20 are respectively glued in the two mounting grooves, and a first EVA15 and a second EVA16 are respectively pasted on the first PR13 and the second PR20, two connection ports 24 are provided at the top of the front shell 3, the two connection ports 24 are respectively provided at the top and bottom of the mounting port, and a ventilation port is provided at the rear end of the top of the front shell 3. The first positioning column 1, the second positioning column 2, the third positioning column 4, and the fourth positioning column 5: ensure the precise positioning of the front shell 3 and the rear shell 6 when connected, ensure the accuracy of assembly, enhance the stability of the connection between the front and rear shells, withstand possible external forces and vibrations, and reduce structural deformation. The front shell 3 and the rear shell 6: together form a closed space to protect the internal components from external interference and damage, and provide an installation base and support for other components; the first PR13 and the second PR20 are both PR vibration plates; the electronic connector 11 realizes the effective connection between the internal circuit and the external device, ensuring the transmission of signals and power. The first EVA15 and the second EVA16 are a kind of soft cushion;
[0029] A first speaker 17 and a second speaker 19 are respectively provided between the front shell 3 and the rear shell 6 at the front and rear ends. The first speaker 17 and the second speaker 19 generate sound and are key components for achieving audio output. Working together, they can provide richer sound effects.
[0030] Four first bolts 14 are threadedly connected to the top of the front housing 3. The four first bolts 14 are evenly distributed across the top of the front housing 3. The four first bolts 14 communicate with the front housing 3 and are respectively threadedly connected to the first speaker 17 and the second speaker 19. Four second bolts 21 are threadedly connected to the bottom of the rear housing 6. The four second bolts 21 are evenly distributed across the bottom of the rear housing 6. The four second bolts 21 communicate with the rear housing 6 and are respectively threadedly connected to the first speaker 17 and the second speaker 19. The first bolts 14 and the second bolts 21 provide a secure mechanical connection, enhancing the stability and reliability of the structure.
[0031] One end of the air duct sheet 9 is respectively provided in the two connecting ports 24, and the air duct sheet 9 is pasted to the front shell 3. After the front shell 3 and the rear shell 6 are ultrasonically tested, the air duct sheet 9 is pasted after being glued, which can alleviate the vibration sound problem caused by excessive power.
[0032] A breathable net 18 is provided in the breathable opening, and the breathable net 18 is detachably connected to the front shell 3. The breathable net 18 helps to exchange gas between the inside and outside of the sound cavity, regulates air pressure, and ensures normal propagation of sound.
[0033] The four corners of the top of the front shell 3 are respectively detachably connected with the first silicone buckle 7, the second silicone buckle 8, the third silicone buckle 10 and the fourth silicone buckle 12. The first silicone buckle 7, the second silicone buckle 8, the third silicone buckle 10 and the fourth silicone buckle 12 are all connected to the front shell 3 and are detachably connected to the rear shell 6.
[0034] The first silicone buckle 7, the second silicone buckle 8, the third silicone buckle 10 and the fourth silicone buckle 12 play the role of fixing, protecting and buffering, preventing the internal components from loosening and reducing the impact of external shocks on the device.
[0035] A first ultrasonic line 22 is provided between the first positioning post 1 and the fourth positioning post 5, and both are fixedly connected to the first ultrasonic line 22. Three first ultrasonic lines 22 are provided between the three second positioning posts 2 and the three third positioning posts 4, and each is fixedly connected to a corresponding first ultrasonic line 22. A second ultrasonic line 23 is provided between the front shell 3 and the rear shell 6, and both are fixedly connected to the second ultrasonic line 23. The first ultrasonic line 22 and the second ultrasonic line 23 ensure a tight connection and seal between the front shell 3, the rear shell 6, and the positioning posts, reducing sound leakage and improving sound quality.
[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.
Claims
1. Intelligent projection system sound cavity structure module, characterized by: The invention comprises a front shell (3), wherein a rear shell (6) may be provided at the bottom of the front shell (3), wherein a first positioning column (1) and three second positioning columns (2) are fixedly connected to the bottom of the front shell (3), wherein the first positioning column (1) and the three second positioning columns (2) are evenly distributed at the bottom of the front shell (3), wherein a fourth positioning column (5) and three third positioning columns (4) are fixedly connected to the top of the rear shell (6), wherein the fourth positioning column (5) and the three third positioning columns (4) are evenly distributed at the top of the rear shell (6), wherein a mounting opening is provided at the top of the front shell (3), wherein an electronic connector (11) is provided in the mounting opening, wherein the ... The electronic connector (11) is detachably connected to the front shell (3). Two mounting grooves are provided on the top of the front shell (3). The two mounting grooves are respectively arranged on the left and right sides of the mounting opening. A first PR (13) and a second PR (20) are respectively glued in the two mounting grooves. A first EVA (15) and a second EVA (16) are respectively adhered to the first PR (13) and the second PR (20). Two connection ports (24) are provided on the top of the front shell (3). The two connection ports (24) are respectively provided on the top and bottom of the mounting opening. A ventilation port is provided at the rear end of the top of the front shell (3).
2. The intelligent projection system sound cavity structure module according to claim 1, characterized in that: A first speaker (17) and a second speaker (19) are respectively provided between the front shell (3) and the rear shell (6) at the front and rear ends.
3. The sound cavity structure module of the intelligent projection system according to claim 2, characterized in that: The top of the front shell (3) is threadedly connected with four first bolts (14), and the four first bolts (14) are evenly distributed on the top of the front shell (3). The four first bolts (14) are connected to the front shell (3) and are threadedly connected to the first speaker (17) and the second speaker (19) respectively.
4. The intelligent projection system sound cavity structure module according to claim 2, characterized in that: The bottom of the rear housing (6) is threadedly connected with four second bolts (21), the four second bolts (21) are evenly distributed on the bottom of the rear housing (6), and the four second bolts (21) are connected to the rear housing (6) and are respectively threadedly connected to the first speaker (17) and the second speaker (19).
5. The intelligent projection system sound cavity structure module according to claim 1, characterized in that: One end of an air duct sheet (9) is respectively provided in the two connecting ports (24), and the air duct sheet (9) is adhered to the front shell (3).
6. The intelligent projection system sound cavity structure module according to claim 1, characterized in that: A breathable net (18) is provided in the breathable opening, and the breathable net (18) is detachably connected to the front shell (3).
7. The intelligent projection system sound cavity structure module according to claim 1, characterized in that: The four corners of the top of the front shell (3) are detachably connected to a first silicone buckle (7), a second silicone buckle (8), a third silicone buckle (10) and a fourth silicone buckle (12), respectively. The first silicone buckle (7), the second silicone buckle (8), the third silicone buckle (10) and the fourth silicone buckle (12) are all connected to the front shell (3) and are detachably connected to the rear shell (6).
8. The intelligent projection system sound cavity structure module according to claim 1, characterized in that: A first ultrasonic line (22) is provided between the first positioning post (1) and the fourth positioning post (5), and the first positioning post (1) and the fourth positioning post (5) are both fixedly connected to the first ultrasonic line (22). Three first ultrasonic lines (22) are provided between the three second positioning posts (2) and the three third positioning posts (4), and the three second positioning posts (2) and the three third positioning posts (4) are respectively fixedly connected to the adjacent first ultrasonic lines (22).
9. The intelligent projection system sound cavity structure module according to claim 1, characterized in that: A second ultrasonic line (23) is provided between the front shell (3) and the rear shell (6), and both the front shell (3) and the rear shell (6) are fixedly connected to the second ultrasonic line (23).