Outboard voice interaction terminal

Abstract

The utility model discloses an extravehicular voice interaction terminal, and particularly relates to the technical field of voice interaction, the extravehicular voice interaction terminal comprises a space suit main body, a transparent mask and a microphone array module shell, one end of the space suit main body is provided with the transparent mask, one end inside the space suit main body is provided with a microphone array module assembly, and the microphone array module assembly is provided with a microphone. A mounting groove is formed in the space suit body, a microphone array module shell is mounted at one end in the space suit body, a microphone circuit board is arranged in the mounting groove, a silicon rubber case is arranged in the microphone circuit board, and a sealing cover plate is mounted at one end of the microphone array module shell. According to the utility model, through the arrangement of the microphone array module shell, the extravehicular voice interaction combination not only can support single microphone input, but also can support two-way and four-way microphone array input, so that the right acoustic module has a spatial selection characteristic, environmental noise in extravehicular clothing can be effectively inhibited, and the noise reduction performance of the extravehicular voice interaction terminal in use is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of voice interaction, in particular to an extravehicular voice interaction terminal. Background Technique

[0002] A spacesuit is a personal sealed equipment that protects the life activities and working ability of astronauts. It can protect the human body from the harm of environmental factors such as the vacuum, high and low temperatures, solar radiation, and micrometeorites in space. It is an essential equipment for astronauts to survive in space. With the development of space scientific research technology, in addition to providing a basic environment for astronauts to move inside and outside the spacecraft, various display devices, robotic arms, working telemetry, and electronic control consoles are also installed inside the spacesuit to ensure that astronauts can perform various complex in-orbit and extravehicular operations such as space movement, data collection, scientific research activities, and equipment maintenance.

[0003] However, with the expansion of the astronauts' activity space and the complication of the application of portable devices, some challenges have been brought to the spacesuit. A large number of physical button controllers will greatly affect the operation efficiency of astronauts inside and outside the spacecraft in the harsh space environment. The noise generated by the operation of the equipment inside the spacesuit interferes with the hearing of astronauts, affecting their physical and mental health. The lack of orientation during the communication between astronauts and the space station or the spacecraft cabin causes discomfort to astronauts. Content of the Utility Model

[0004] The purpose of the utility model is to provide an extravehicular voice interaction terminal to solve the problem of poor voice interaction effect in the harsh environment mentioned in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: an extravehicular voice interaction terminal, including a spacesuit main body, a transparent mask, and a microphone array module housing. One end of the spacesuit main body is equipped with a transparent mask. One end inside the spacesuit main body is provided with a microphone array module assembly. The microphone array module assembly includes a microphone array module housing, a microphone circuit board, and a silica gel sleeve. One end inside the spacesuit main body is equipped with a microphone array module housing. A wire groove is arranged at the bottom end of the microphone array module housing. An installation groove is arranged inside the microphone array module housing. A microphone circuit board is arranged inside the installation groove. A silica gel sleeve is arranged inside the microphone circuit board. A sealing cover plate is installed at one end of the microphone array module housing.

[0006] Preferably, four groups of installation grooves are arranged inside the microphone array module housing, and the four groups of installation grooves are evenly distributed.

[0007] Preferably, the cross-section of the microphone circuit board is smaller than the cross-section of the installation groove, and the microphone circuit board and the installation groove form a detachable structure.

[0008] Preferably, on one side inside the main body of the spacesuit, a right speaker housing is installed. On one side of the right speaker housing, a right sound chamber is installed. At the top of the right sound chamber, a right sound hole is provided. At the bottom end of the right sound hole, a right cover plate is installed. Inside the right cover plate, a right positioning groove is provided. Inside the right positioning groove, a right speaker main body is provided. At the bottom end of the right positioning groove, a right sound leakage hole is provided. Inside the right sound leakage hole, a right tuning paper is provided. Inside the right speaker housing, a secondary circuit board is installed. At the bottom end of the right speaker housing, a rear cover plate is installed.

[0009] Preferably, several right sound holes are provided at the top of the right sound chamber, and the several right sound holes are distributed in parallel.

[0010] Preferably, the cross-section of the right positioning groove is larger than that of the right speaker main body, and the right speaker main body and the right positioning groove form a snap-fit structure.

[0011] Preferably, the cross-section of the right tuning paper is smaller than that of the right sound leakage hole, and the right tuning paper and the right sound leakage hole form a sliding structure.

[0012] Preferably, on the other side inside the main body of the spacesuit, a left speaker housing is installed. On the surface of the left speaker housing, a left positioning groove is provided. At the bottom end of the left positioning groove, a left sound leakage hole is provided. Inside the left sound leakage hole, a left tuning paper is provided. Inside the left positioning groove, a left speaker main body is provided. At the top of the left speaker housing, a left cover plate is installed. At the top of the left cover plate, a left sound hole is provided.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: By providing a microphone array module housing, the in-space voice interaction combination can support not only single microphone input but also two-way and four-way microphone array inputs, enabling the right acoustic module to have spatial selection characteristics, effectively suppressing the environmental noise inside the extravehicular spacesuit, and enhancing the noise reduction performance when the in-space voice interaction terminal is used;

[0014] By providing a right speaker housing, the secondary circuit board is the core processing unit of this combination, which is fixed inside the cavity of the right speaker housing by screws. The right speaker main body is in an independent space and is isolated from the large cavity where the secondary circuit board is located. The right cover plate and the right sound hole are fastened by screws, and the entire module is also fixed to the main body of the spacesuit by screws, realizing the stability when the left speaker end of the in-space voice interaction terminal is used;

[0015] By providing a left speaker shell, the right acoustic module serves as a small sound-emitting module, which is functionally similar to a small multimedia speaker. The left speaker body has its own rubber ring bonded to the left positioning groove and reinforced with additional glue. The left cover plate is connected to the left positioning groove with screws, and the entire module is also fixed to the space suit body with screws, thereby achieving stability of the right speaker end of the extravehicular voice interaction terminal when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the microphone array module housing of the utility model;

[0018] Figure 3 It is a schematic diagram of the three-dimensional structure of the right speaker housing of the utility model;

[0019] Figure 4 It is a schematic diagram of the three-dimensional structure of the left loudspeaker housing of the present utility model.

[0020] In the figure: 1. Space suit body; 2. Transparent mask; 3. Microphone array module housing; 4. Wire trough; 5. Mounting slot; 6. Microphone circuit board; 7. Silicone sleeve; 8. Sealing cover; 9. Right speaker housing; 10. Right sound chamber; 11. Right sound hole; 12. Right speaker body; 13. Right cover; 14. Right positioning slot; 15. Right sound leakage hole; 16. Right tuning paper; 17. Auxiliary circuit board; 18. Back cover; 19. Left speaker housing; 20. Left positioning slot; 21. Left sound leakage hole; 22. Left tuning paper; 23. Left speaker body; 24. Left cover; 25. Left sound hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1-4, an embodiment provided by the present utility model: an extravehicular voice interaction terminal, including a spacesuit main body 1, a transparent face mask 2, and a microphone array module housing 3. One end of the spacesuit main body 1 is equipped with a transparent face mask 2. One end inside the spacesuit main body 1 is provided with a microphone array module assembly, which includes a microphone array module housing 3, a microphone circuit board 6, and a silica gel sleeve 7. One end inside the spacesuit main body 1 is installed with a microphone array module housing 3. A wire groove 4 is provided at the bottom end of the microphone array module housing 3. An installation groove 5 is provided inside the microphone array module housing 3. There are four groups of installation grooves 5 provided inside the microphone array module housing 3, and the four groups of installation grooves 5 are equally spaced. The microphone circuit board 6 is provided inside the installation groove 5. The cross-section of the microphone circuit board 6 is smaller than the cross-section of the installation groove 5. The microphone circuit board 6 and the installation groove 5 form a detachable structure. A silica gel sleeve 7 is provided inside the microphone circuit board 6. One end of the microphone array module housing 3 is installed with a sealing cover plate 8;

[0023] Specifically, as Figure 1 and Figure 2 shown, when in use, the microphone circuit board 6 is sleeved outside the silica gel sleeve 7, and at the same time, multiple groups are cooperated and installed inside the installation groove 5 for use, which can support two-way and four-way microphone array inputs and enable the right acoustic module to have spatial selection characteristics;

[0024] One side inside the spacesuit main body 1 is installed with a right speaker housing 9. One side of the right speaker housing 9 is installed with a right sound chamber 10. A right sound hole 11 is provided at the top end of the right sound chamber 10. There are several right sound holes 11 provided at the top end of the right sound chamber 10, and the several right sound holes 11 are parallelly distributed. A right cover plate 13 is installed at the bottom end of the right sound hole 11. A right positioning groove 14 is provided inside the right cover plate 13. A right speaker main body 12 is provided inside the right positioning groove 14. The cross-section of the right positioning groove 14 is larger than the cross-section of the right speaker main body 12. The right speaker main body 12 and the right positioning groove 14 form a clamping structure. A right sound leakage hole 15 is provided at the bottom end of the right positioning groove 14. A right tuning paper 16 is provided inside the right sound leakage hole 15. The cross-section of the right tuning paper 16 is smaller than the cross-section of the right sound leakage hole 15. The right tuning paper 16 and the right sound leakage hole 15 form a sliding structure. A secondary circuit board 17 is installed inside the right speaker housing 9. A rear cover plate 18 is installed at the bottom end of the right speaker housing 9;

[0025] Specifically, as Figure 1 and Figure 3 shown, when in use, the secondary circuit board 17 is installed inside the right speaker housing 9, and the right speaker main body 12 is installed inside the right sound hole 11. The secondary circuit board 17 and the right speaker main body 12 are located in different chambers for use, which can avoid interference between each other;

[0026] On the other side inside the main body 1 of the spacesuit, a left speaker housing 19 is installed. On the surface of the left speaker housing 19, a left positioning groove 20 is provided. At the bottom end of the left positioning groove 20, a left sound leakage hole 21 is provided. Inside the left sound leakage hole 21, a left tuning paper 22 is provided. Inside the left positioning groove 20, a left speaker main body 23 is provided. At the top end of the left speaker housing 19, a left cover plate 24 is installed. At the top end of the left cover plate 24, a left sound hole 25 is provided;

[0027] Specifically, as Figure 1 and Figure 4 shown, during use, the left speaker main body 23 is installed in the left positioning groove 20 for use. Inside the left sound leakage hole 21 at the bottom side of the left positioning groove 20, the left tuning paper 22 is pasted for use and serves as acoustic damping to assist in improving the sound effect.

[0028] Working principle: During use, the microphone array module housing 3 is installed at the central position inside the main body 1 of the spacesuit for use. The overall cross-section is relatively thin and can be sewn into the fluff inside the lower shell of the transparent mask 2 for use. The microphone circuit board 6 is sleeved outside the silicone sleeve 7, and at the same time, multiple groups are combined and installed inside the installation groove 5 for use. It can support two-way and four-way microphone array inputs, enabling the right acoustic module to have spatial selection characteristics. The secondary circuit board 17 is the core processing unit of this combination and is located on the right side. It is fixed to the inside of the cavity of the right speaker housing 9 by screws. The right speaker main body 12 is in an independent space and is isolated from the large cavity where the secondary circuit board 17 is located. The right cover plate 13 and the right sound hole 11 are fastened by screws. The entire module is also fixed to the main body 1 of the spacesuit by screws. The right acoustic module, as a small sound-emitting module, is functionally similar to a multimedia small speaker. The left speaker main body 23 is self-adhesive with a rubber ring and bonded to the left positioning groove 20, and is additionally reinforced with glue. The left cover plate 24 and the left positioning groove 20 are connected by screws. The entire module is also fixed to the left side position on the main body 1 of the spacesuit for use. The left and right cooperate to enhance the sound effect. The right tuning paper 16 and the left tuning paper 22 are respectively pasted on the inner sides of the right sound leakage hole 15 and the left sound leakage hole 21, which can also assist in enhancing the sound quality effect.

[0029] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and without departing from the spirit or basic characteristics of the present utility model, the present utility model can be implemented in other specific forms. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, it is intended to embrace all changes falling within the meaning and scope of the equivalent elements of the claims in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

Claims

1. An extravehicular voice interaction terminal, comprising a space suit body (1), a transparent mask (2) and a microphone array module housing (3), characterized in that: A transparent mask (2) is installed at one end of the space suit body (1), and a microphone array module assembly is arranged at one end inside the space suit body (1); The microphone array module assembly comprises a microphone array module housing (3), a microphone circuit board (6) and a silicone sleeve (7); the microphone array module housing (3) is installed at one end inside the space suit body (1); a wire groove (4) is arranged at the bottom end of the microphone array module housing (3); an installation groove (5) is arranged inside the microphone array module housing (3); a microphone circuit board (6) is arranged inside the installation groove (5); a silicone sleeve (7) is arranged inside the microphone circuit board (6); and a sealing cover plate (8) is installed at one end of the microphone array module housing (3).

2. The extravehicular voice interaction terminal according to claim 1, characterized in that: Four groups of the installation slots (5) are arranged inside the microphone array module housing (3), and the four groups of the installation slots (5) are distributed at equal intervals.

3. The extravehicular voice interaction terminal according to claim 1, characterized in that: The cross section of the microphone circuit board (6) is smaller than the cross section of the mounting groove (5), and the microphone circuit board (6) and the mounting groove (5) form a detachable structure.

4. The extravehicular voice interaction terminal according to claim 1, characterized in that: A right speaker housing (9) is installed on one side of the space suit body (1), a right sound chamber (10) is installed on one side of the right speaker housing (9), a right sound hole (11) is arranged at the top of the right sound chamber (10), a right cover plate (13) is installed at the bottom of the right sound hole (11), a right positioning groove (14) is arranged inside the right cover plate (13), a right speaker body (12) is arranged inside the right positioning groove (14), a right sound leakage hole (15) is arranged at the bottom of the right positioning groove (14), a right tuning paper (16) is arranged inside the right sound leakage hole (15), a sub-circuit board (17) is installed inside the right speaker housing (9), and a rear cover plate (18) is installed at the bottom of the right speaker housing (9).

5. The extravehicular voice interaction terminal according to claim 4, characterized in that: A plurality of right sound holes (11) are arranged at the top of the right sound chamber (10), and the plurality of right sound holes (11) are distributed in parallel.

6. The extravehicular voice interaction terminal according to claim 4, characterized in that: The cross section of the right positioning groove (14) is larger than the cross section of the right speaker body (12), and the right speaker body (12) and the right positioning groove (14) form a snap-fit ​​structure.

7. The extravehicular voice interaction terminal according to claim 4, characterized in that: The cross section of the right tuning paper (16) is smaller than the cross section of the right sound leakage hole (15), and the right tuning paper (16) and the right sound leakage hole (15) form a sliding structure.

8. The extravehicular voice interaction terminal according to claim 1, characterized in that: A left speaker housing (19) is installed on the other side of the space suit body (1), a left positioning groove (20) is provided on the surface of the left speaker housing (19), a left sound leakage hole (21) is provided at the bottom end of the left positioning groove (20), a left tuning paper (22) is provided inside the left sound leakage hole (21), a left speaker body (23) is provided inside the left positioning groove (20), a left cover plate (24) is installed on the top end of the left speaker housing (19), and a left sound hole (25) is provided on the top end of the left cover plate (24).

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