CN212013007U

CN212013007U - Pickup wave beam variable array microphone

Info

Publication number: CN212013007U
Application number: CN202021285010.1U
Authority: CN
Inventors: 杨建农
Original assignee: Guangzhou Desheng Ruilian Technology Co ltd
Current assignee: Guangzhou Desheng Ruilian Technology Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-11-24
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a pickup beam variable array microphone, including the outer cabinet of device, movable plate and elevating system, the four corners of the outer cabinet bottom of device all has the supporting leg through the bolt fastening, and the one side of the outer cabinet up end of device seted up with the first spout of movable plate complex, elevating system sets up the position of corresponding first spout in the outer cabinet of device, and the outer cabinet fit elevating system of device has seted up the third spout, elevating system comprises step motor, lifter plate, dead lever and regulation pole from bottom to top in proper order, and step motor sets up the bottom of third spout in the outer cabinet of device, step motor's bottom welded fastening is the outer cabinet of device, and one side of step motor is provided with the motor shaft, step motor's one end is kept away from to the motor shaft pegs graft and is fixed in the center of lifter plate bottom. This pickup wave beam variable array microphone, the angle of adjustment of being convenient for just is convenient for protect the microphone when not using, has stronger practical value.

Description

Pickup wave beam variable array microphone

Technical Field

The utility model belongs to the technical field of the microphone, concretely relates to pickup wave beam variable array microphone.

Background

The microphone is also called a microphone, and is a transducer for sound-electricity conversion, and the sound waves are applied to an electroacoustic element to generate voltage which is converted into electric energy, wherein the microphone comprises a pickup beam variable array microphone, the pickup is a process of collecting sound, and through comprehensive processing of microphone signals, a microphone array can be combined into a microphone with required strong directivity, so that the directional characteristic called a beam is formed.

Traditional pickup wave beam variable array microphone, angle regulation of being not convenient for after fixed, and easily receive dust pollution and collision damage because of exposing for a long time in the air, so the urgent need for a novel pickup wave beam variable array microphone satisfies the user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pickup beam variable array microphone to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a variable array microphone of pickup beam, includes the outer cabinet of device, movable plate and elevating system, the four corners of the outer cabinet bottom of device all has the supporting leg through the bolt fastening, and the outer one side of closing up the up end of device seted up with the first spout of movable plate complex, elevating system sets up the position that corresponds first spout in the outer cabinet of device, and the outer cabinet fit elevating system of device has seted up the third spout, elevating system comprises step motor, lifter plate, dead lever and regulation pole from bottom to top in proper order, and step motor sets up the bottom of third spout in the outer cabinet of device.

Preferably, the bottom of the stepping motor is welded and fixed on the outer cabinet of the device, a motor shaft is arranged on one side of the stepping motor, and one end, far away from the stepping motor, of the motor shaft is inserted and fixed in the center of the bottom of the lifting plate.

Preferably, the bilateral symmetry structure of lifter plate has two sets of extension sliders, and the both sides cooperation two sets of extension sliders of the third spout in the outer cabinet of device begin to have two sets of fourth spouts, and is two sets of one side that the lifter plate was kept away from to the extension slider all is provided with the movable pulley of butt fourth spout.

Preferably, the up end of lifter plate is provided with solid fixed ring, and the dead lever gomphosis is fixed in the fixed ring, the one end that the dead lever was kept away from to the regulation pole is provided with the microphone, and is provided with angle adjusting mechanism between regulation pole and the dead lever.

Preferably, angle adjustment mechanism comprises hex bolts and nut, and the up end cooperation angle adjustment mechanism of dead lever is constructed two sets of inside first swing joint blocks of seting up the through-hole, and is two sets of hex clamp groove has been seted up to a set of cooperation hex bolts in the first swing joint block, the one end cooperation angle adjustment mechanism that the microphone was kept away from to the regulation pole is constructed second swing joint block.

Preferably, the bilateral symmetry structure of movable plate has two sets of slide that extend, and two sets of second spouts have been seted up to the both sides cooperation two sets of slide that extend of first spout, the other bilateral symmetry of movable plate is provided with two sets of first magnetite, and two sets of first magnetite of first spout cooperation are provided with two sets of second magnetite.

The utility model discloses a technological effect and advantage: the pickup beam variable array microphone benefits from the design of the angle adjusting mechanism, the nut is screwed up to be fixed after the angle of the microphone is adjusted by rotating the nut, the operation is simple, and the problem that the angle is not convenient to adjust after the traditional pickup beam variable array microphone is fixed is solved; the design of the lifting mechanism is benefited, the stepping motor drives the lifting plate to lift through the motor shaft so as to drive the microphone to lift, so that the microphone is convenient to be accommodated in the outer cabinet of the device, and the problem that the traditional pickup wave beam variable array microphone is easy to be damaged by collision due to long-time exposure in the air is solved; the movable plate sealing device has the advantages that due to the design of the movable plate, the microphone is contained in the device outer cabinet, the movable plate can slide to seal the device outer cabinet, dust is prevented from entering the device outer cabinet, the problem that the traditional pickup wave beam variable array microphone is prone to dust pollution due to long-time exposure in the air is solved, due to the design of the first magnet, the movable plate is easy to operate and convenient to fix.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the lifting mechanism of the present invention;

fig. 3 is a schematic view of the angle adjusting mechanism according to the present invention;

fig. 4 is a schematic structural diagram of the moving plate of the present invention.

In the figure: the device comprises a device outer cabinet 1, a first sliding groove 101, a second sliding groove 102, a moving plate 2, an extension sliding plate 201, a first magnet 202, a lifting mechanism 3, a lifting plate 301, an extension sliding block 302, a sliding wheel 303, a fixed rod 4, a first movable connecting block 401, a hexagonal clamping groove 402, an adjusting rod 5, a second movable connecting block 501, a microphone 502, an angle adjusting mechanism 6, a hexagonal bolt 601, a nut 602, a stepping motor 7 and a motor shaft 701.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a pickup beam variable array microphone as shown in figures 1-4, which comprises an outer cabinet 1 of the device, a movable plate 2 and a lifting mechanism 3, wherein the four corners of the bottom of the outer cabinet 1 of the device are all fixed with supporting legs through bolts, one side of the upper end surface of the outer cabinet 1 of the device is provided with a first chute 101 matched with the movable plate 2, the lifting mechanism 3 is arranged at the position corresponding to the first chute 101 in the outer cabinet 1 of the device, and a third chute is arranged in the outer cabinet 1 of the device and matched with the lifting mechanism 3, the lifting mechanism 3 is sequentially composed of a stepping motor 7, a lifting plate 301, a fixed rod 4 and an adjusting rod 5 from bottom to top, the stepping motor 7 is arranged at the bottom of the third chute in the outer cabinet 1 of the device, in the concrete implementation, the stepping motor 7 benefits from the design of the lifting mechanism 3, and the lifting plate 301 is driven by the stepping, the microphone 502 is easily housed in the device exterior cabinet 1.

Specifically, the bottom of the stepping motor 7 is welded and fixed to the outer cabinet 1 of the device, a motor shaft 701 is arranged on one side of the stepping motor 7, and one end, far away from the stepping motor 7, of the motor shaft 701 is inserted and fixed in the center of the bottom of the lifting plate 301.

Specifically, the bilateral symmetry structure of lifter plate 301 has two sets of extension sliders 302, and the both sides cooperation of the third spout in the outer cabinet 1 of device two sets of extension sliders 302 begin to have two sets of fourth spouts, and is two sets of one side that lifter plate 301 was kept away from to extension slider 302 all is provided with the movable pulley 303 of butt fourth spout, and during concrete implementation, the movable pulley 303 that sets up in extension slider 302 one side helps reducing frictional resistance, makes extension slider 302 slide more smoothly when the fourth spout.

Specifically, the up end of lifter plate 301 is provided with solid fixed ring, and the 4 gomphosis of dead lever is fixed in the fixed ring, the one end of adjusting pole 5 and keeping away from dead lever 4 is provided with microphone 502, and is provided with angle adjustment mechanism 6 between adjusting pole 5 and the dead lever 4, angle adjustment mechanism 6 comprises hex bolts 601 and nut 602, and the up end cooperation angle adjustment mechanism 6 of dead lever 4 constructs has two sets of inside first swing joint blocks 401 of seting up the through-hole, and is two sets of hex clamp groove 402 has been seted up to a set of cooperation hex bolts 601 among the first swing joint blocks 401, adjust pole 5 and keep away from one end cooperation angle adjustment mechanism 6 of microphone 502 and construct second swing joint block 501, during concrete implementation, hex clamp groove 402 is fixed hex bolts 601, only need twist nut 602 can, easy operation.

Specifically, the bilateral symmetry structure of movable plate 2 has two sets of extension slides 201, and two sets of second spouts 102 have been seted up to the both sides cooperation two sets of extension slides 201 of first spout 101, the other bilateral symmetry of movable plate 2 is provided with two sets of first magnetite 202, and just two sets of first magnetite 202 of first spout 101 cooperation are provided with two sets of second magnetite, and during concrete implementation, first magnetite 202 and the fixed movable plate 2 of second magnetite cooperation prevent effectively that movable plate 2 from sliding by oneself.

Working principle, this variable array microphone of pickup beam, during the concrete implementation, promote movable plate 2 to one side of first spout 101, start step motor 7 and drive motor shaft 701 and go up and down, motor shaft 701 drives lifter plate 301 and goes up and down under the limiting displacement of extension slider 302, thereby drive the microphone 502 on the lifter plate 301 and go up and down, it closes step motor 7 to wait that microphone 502 rises to suitable height, adjust microphone 502 to suitable angle after loosening nut 602, it can to adjust pole 5 to tighten nut 602, it can to use the completion after receiving elevating system 3 to the device cabinet 1, the opposite side cooperation first magnetite 202 of pulling movable plate 2 to first spout 101 and second magnetite will movable plate 2 adsorb fixedly can, this variable array microphone of pickup beam, be convenient for angle regulation and be convenient for protect the microphone when not using, have stronger practical value.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a variable array microphone of pickup beam, includes device outer cabinet (1), movable plate (2) and elevating system (3), its characterized in that: the four corners of the outer cabinet (1) bottom of device all has the supporting leg through the bolt fastening, and the device outer cabinet (1) up end one side seted up with first spout (101) of movable plate (2) complex, elevating system (3) set up in the device outer cabinet (1) in correspond the position of first spout (101), and device outer cabinet (1) fit in elevating system (3) and seted up the third spout, elevating system (3) are from bottom to top constituteed by step motor (7), lifter plate (301), dead lever (4) and regulation pole (5) in proper order, and step motor (7) set up in the device outer cabinet (1) in the bottom of third spout.

2. The pickup beam variable array microphone as claimed in claim 1, wherein: the bottom of the stepping motor (7) is welded and fixed on the outer cabinet (1) of the device, a motor shaft (701) is arranged on one side of the stepping motor (7), and one end, far away from the stepping motor (7), of the motor shaft (701) is inserted and fixed in the center of the bottom of the lifting plate (301).

3. The pickup beam variable array microphone as claimed in claim 1, wherein: the bilateral symmetry of lifter plate (301) constructs has two sets of extension slider (302), and the both sides cooperation of the third spout in the outer cabinet of device (1) two sets of extension slider (302) begin to have two sets of fourth spouts, and is two sets of one side that lifter plate (301) were kept away from in extension slider (302) all is provided with movable pulley (303) of butt fourth spout.

4. The pickup beam variable array microphone as claimed in claim 1, wherein: the up end of lifter plate (301) is provided with solid fixed ring, and dead lever (4) gomphosis is fixed in the fixed ring, the one end of keeping away from dead lever (4) in regulation pole (5) is provided with microphone (502), and is provided with angle adjusting mechanism (6) between regulation pole (5) and dead lever (4).

5. The pickup beam variable array microphone as claimed in claim 4, wherein: angle adjustment mechanism (6) comprise hex bolts (601) and nut (602), and the up end cooperation angle adjustment mechanism (6) of dead lever (4) are constructed two sets of inside first swing joint piece (401) of seting up the through-hole, and are two sets of hex clamp groove (402) have been seted up in a set of cooperation hex bolts (601) in first swing joint piece (401), adjust one end cooperation angle adjustment mechanism (6) that pole (5) kept away from microphone (502) and be constructed second swing joint piece (501).

6. The pickup beam variable array microphone as claimed in claim 1, wherein: the two-side symmetrical structure of the moving plate (2) is provided with two sets of extending sliding plates (201), two sets of second sliding grooves (102) are formed in the two sides of the first sliding grooves (101) in a matched mode with the two sets of extending sliding plates (201), two sets of first magnets (202) are symmetrically arranged on the other two sides of the moving plate (2), and two sets of second magnets are arranged in the first sliding grooves (101) in a matched mode with the two sets of first magnets (202).