Handheld wireless microphone

Abstract

The utility model discloses a hand-held wireless microphone comprising a housing, the inner surface of the housing is fixedly connected with a battery, the right surface of the battery is fixedly connected with a wireless sound card, the outer surface of the housing is fixedly connected with a silica gel sleeve, the left surface of the housing is fixedly connected with a metal net, and the left surface of the housing is fixedly connected with a wireless sound card. A dust isolation film is fixedly connected to the inner surface of the shell, a supporting plate is fixedly connected to the inner surface of the shell, an electret is fixedly connected to the left surface of the supporting plate, a wire and an anti-collision device are fixedly connected to the right end of a field-effect tube, and the anti-collision device comprises a supporting rod, a first supporting ring and a second supporting ring. The supporting rod is fixedly connected with the outer surface of the shell, and the end, away from the shell, of the supporting rod is fixedly connected with the first supporting ring. Through the above structure, the anti-collision device can prevent the front end of the microphone from being damaged, the sponge sheet can be clamped through the anti-collision device, and the problem that the sponge is difficult to place is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of microphones, in particular to a handheld wireless microphone. Background Art

[0002] Wireless microphones are energy conversion devices that convert sound signals into electrical signals. Most microphones are electret condenser microphones, which work by using a polymeric material diaphragm with permanent charge isolation. The utility model with application number CN202220358762.9 provides a technical solution, but most people experience foaming when using the microphone, which makes it unhygienic. Currently, most people use an external sponge layer to process the microphone, but this is inconvenient when the microphone is used. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a handheld wireless microphone. The anti-collision device can prevent the front end of the microphone from being damaged, and the sponge sheet can be clamped by the anti-collision device to avoid the problem of difficulty in placing the sponge.

[0004] To achieve the above object, the utility model also provides a handheld wireless microphone as described above, comprising:

[0005] A shell, wherein a battery is fixedly connected to the inner surface of the shell, a wireless sound card is fixedly connected to the right surface of the battery, and a silicone sleeve is fixedly connected to the outer surface of the shell;

[0006] The left surface of the shell is fixedly connected with a metal mesh, the inner surface of the shell is fixedly connected with a dust-proof film, the inner surface of the shell is fixedly connected with a support plate, the left surface of the support plate is fixedly connected with an electret, and the right end of the field effect tube is fixedly connected with a wire;

[0007] An anti-collision device, the anti-collision device includes a support rod, a first support ring, and a second support ring. The support rod is fixedly connected to the outer surface of the shell, the end of the support rod away from the shell is fixedly connected to the first support ring, the outer surface of the first support ring is provided with a second support ring, and the outer surface of the first support ring is provided with a sponge sheet.

[0008] According to the handheld wireless microphone, a switch is provided on the outer surface of the shell, and a charging hole is provided on the outer surface of the shell for charging the battery.

[0009] According to the handheld wireless microphone, a cavity is formed inside the silicone sleeve, and the right end of the wire is fixedly connected to the battery.

[0010] According to the handheld wireless microphone, the outer surface of the support plate is provided with sound holes, and the number of the sound holes is multiple and distributed in an array.

[0011] According to the handheld wireless microphone, the electret is electrically connected to the field effect tube, and the sponge sheet is in contact with the metal mesh.

[0012] According to the handheld wireless microphone, the outer surface of the sponge sheet is in contact with the second supporting ring.

[0013] According to the handheld wireless microphone, the outer surface of the first support ring is provided with a groove, and the first support ring and the second support ring are made of elastic material.

[0014] According to the handheld wireless microphone, the outer surface of the metal mesh is arc-shaped.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is an internal structure diagram of a handheld wireless microphone of the utility model;

[0018] Figure 2 for Figure 1 A schematic diagram of the structure enlargement in the middle;

[0019] Figure 3 A handheld wireless microphone of the utility model;

[0020] Figure 4 The utility model is a partial structural schematic diagram of a handheld wireless microphone.

[0021] Legend:

[0022] 1. Shell; 2. Battery; 3. Wireless sound card; 4. Silicone cover; 5. Metal mesh; 6. Dust-proof membrane; 7. Electret; 8. Support plate; 9. Sound hole; 10. Field effect tube; 11. Wire; 12. Sponge sheet; 13. First support ring; 14. Second support ring; 15. Support rod; 16. Switch; 17. Charging port; 18. Groove. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 The utility model embodiment is a handheld wireless microphone, which includes a shell 1, a switch 16 is provided on the outer surface of the shell 1, a charging hole 17 is provided on the outer surface of the shell 1 for charging a battery 2, a battery 2 is fixedly connected to the inner surface of the shell 1, a wireless sound card 3 is fixedly connected to the right surface of the battery 2 for transmitting signals, a silicone sleeve 4 is fixedly connected to the outer surface of the shell 1, a cavity is formed inside the silicone sleeve 4, and the right end of the wire 11 is fixedly connected to the battery 2.

[0025] A metal mesh 5 is fixedly connected to the left surface of the shell 1 for sound conduction. The outer surface of the metal mesh 5 is arc-shaped. A dust-proof membrane 6 is fixedly connected to the inner surface of the shell 1. A support plate 8 is fixedly connected to the inner surface of the shell 1. Sound holes 9 are arranged on the outer surface of the support plate 8. The number of sound holes 9 is multiple and arranged in an array. An electret 7 is fixedly connected to the left surface of the support plate 8. The electret 7 is electrically connected to the field effect transistor 10. The sponge sheet 12 is in contact with the metal mesh 5. The field effect transistor 10 is fixedly connected to the right surface of the support plate 8. A wire 11 is fixedly connected to the right end of the field effect transistor 10.

[0026] The anti-collision device is used to protect the microphone and fix the sponge sheet 12. The anti-collision device includes a support rod 15, a first support ring 13, and a second support ring 14. The support rod 15 is fixedly connected to the outer surface of the shell 1, and the end of the support rod 15 away from the shell 1 is fixedly connected to the first support ring 13. The outer surface of the first support ring 13 is provided with the second support ring 14, and the outer surface of the first support ring 13 is provided with a groove 18. The first support ring 13 and the second support ring 14 are elastic materials. The outer surface of the first support ring 13 is provided with the sponge sheet 12, and the outer surface of the sponge sheet 12 is in contact with the second support ring 14.

[0027] Working principle: Before using the microphone, remove the second support ring 14 on the outside, place the sponge sheet 12 on the outside of the first support ring 13, and connect the second support ring 14 to the first support ring 13. When the microphone falls, the silicone sleeve 4 and the second support ring 14 are in contact with the ground to avoid damage to the microphone.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A handheld wireless microphone, characterized in that: include: A shell (1), wherein a battery (2) is fixedly connected to the inner surface of the shell (1), a wireless sound card (3) is fixedly connected to the right surface of the battery (2), and a silicone sleeve (4) is fixedly connected to the outer surface of the shell (1); The left surface of the shell (1) is fixedly connected to a metal mesh (5), the inner surface of the shell (1) is fixedly connected to a dust-proof film (6), the inner surface of the shell (1) is fixedly connected to a support plate (8), the left surface of the support plate (8) is fixedly connected to an electret (7), the right surface of the support plate (8) is fixedly connected to a field effect tube (10), and the right end of the field effect tube (10) is fixedly connected to a wire (11); An anti-collision device, comprising a support rod (15), a first support ring (13), and a second support ring (14); the support rod (15) is fixedly connected to the outer surface of a shell (1); one end of the support rod (15) away from the shell (1) is fixedly connected to the first support ring (13); the outer surface of the first support ring (13) is provided with the second support ring (14); and the outer surface of the first support ring (13) is provided with a sponge sheet (12).

2. A handheld wireless microphone according to claim 1, characterized in that: The outer surface of the shell (1) is provided with a switch (16), and the outer surface of the shell (1) is provided with a charging hole (17).

3. A handheld wireless microphone according to claim 1, characterized in that: A cavity is formed inside the silicone sleeve (4), and the right end of the wire (11) is fixedly connected to the battery (2).

4. A handheld wireless microphone according to claim 1, characterized in that: The outer surface of the support plate (8) is provided with sound holes (9), and the number of the sound holes (9) is multiple and distributed in an array.

5. The handheld wireless microphone according to claim 1, characterized in that: The electret (7) is electrically connected to the field effect tube (10), and the sponge sheet (12) is in contact with the metal mesh (5).

6. A handheld wireless microphone according to claim 1, characterized in that: The outer surface of the sponge sheet (12) is in contact with the second supporting ring (14).

7. A handheld wireless microphone according to claim 1, characterized in that: The outer surface of the first support ring (13) is provided with a groove (18), and the first support ring (13) and the second support ring (14) are made of elastic material.

8. The handheld wireless microphone according to claim 1, characterized in that: The outer surface of the metal mesh (5) is arc-shaped.

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