CN212696175U - Lifting microphone - Google Patents

Abstract

The utility model discloses a lift microphone, including base, gooseneck microphone, controller and elevating system. The base comprises a shell and a bottom plate, and the shell and the bottom plate are matched to form an inner cavity. The gooseneck microphone is arranged above the base and connected with the shell. Elevating system locates the inner chamber, including driver, screw rod and screw rod cover, screw rod cover and shell connection, the one end of screw rod is worn to locate the screw rod cover and rather than threaded connection, and the other end is connected with the output of driver, and the stiff end and the bottom plate of driver are connected. The controller is arranged in the inner cavity, is electrically connected with the driver and is used for receiving external signals and outputting control signals. The driver drives the screw rod to rotate, and the screw rod sleeve is lifted and lowered through the threads, so that the shell is lifted and lowered relative to the bottom plate, and the position of the gooseneck microphone is lifted and lowered. Therefore, the position of the gooseneck microphone can be adjusted by the lifting microphone according to the height of the speaker, and the gooseneck microphone is controlled within a better sound receiving range.

Description

Lifting microphone

Technical Field

The utility model belongs to the technical field of meeting equipment, especially, relate to a lift microphone.

Background

The base of gooseneck microphone that uses at present all is fixed, and the length of gooseneck microphone is fixed, can not pull up, and to high stature speaker, the microphone is too far away from the mouth limit. If the microphone is too far away from the mouth of the speaker, the sound receiving effect of the microphone is not good, the microphone is far away from the mouth of the speaker by 1CM, the received sound and the effect close to the 1CM are different, even if the sound tone is good in the early stage, the sound producing effect of the final meeting place is not good as long as the sound receiving effect of the microphone is not good.

The microphone that has raising and lowering functions among the prior art sets up elevating gear through the outside at original fixed microphone, can accomodate whole microphone in elevating gear's shell when descending to the bottom, again with the whole shell that stretches out elevating gear of microphone when using, this makes the volume and the weight of the whole microphone that has raising and lowering functions all very big, the daily use of not being convenient for, it can shelter from the speaker, also be not convenient for when not using remove.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lift microphone to the gooseneck microphone of fixed base is from the not good problem of sound reception too far away of mouth limit when high stature lecturer among the solution prior art.

The technical scheme of the utility model is that:

a boom microphone, comprising: the device comprises a base, a gooseneck microphone, a controller and a lifting mechanism;

the base comprises a shell and a bottom plate, and the shell and the bottom plate are matched to form an inner cavity;

the gooseneck microphone is arranged above the base and connected with the shell;

the lifting mechanism is arranged in the inner cavity and comprises a driver, a screw rod and a screw rod sleeve, the screw rod sleeve is connected with the shell, one end of the screw rod penetrates through the screw rod sleeve and is in threaded connection with the screw rod sleeve, the other end of the screw rod is connected with the output end of the driver, and the fixed end of the driver is connected with the bottom plate;

the controller is arranged in the inner cavity, is electrically connected with the driver and is used for receiving external signals and outputting control signals.

Preferably, in the lifting microphone according to an embodiment of the present invention, the bottom end and the top end of the screw rod are respectively provided with a travel switch.

Preferably, the utility model provides a lift microphone be equipped with the portion of triggering on the screw rod cover, be used for triggering travel switch.

Preferably, the utility model provides a lift microphone, the shell with the bottom plate is through the spacing horizontal relative position between them of at least one location portion, location portion is including the locating lever and the position sleeve that match each other, the locating lever with the position sleeve all is located the inner chamber, the position sleeve with the shell is connected, the one end of locating lever with the bottom plate is connected, other end sliding connection in the position sleeve.

Preferably, the utility model provides a lift microphone, the inner chamber is the cuboid inner chamber, the four corners of cuboid inner chamber is provided with respectively location portion.

Preferably, the utility model provides a lift microphone, the shell is open-bottomed box, the bottom plate is open-top's box, the outer clamshell is located the bottom plate cooperates and forms the inner chamber.

Preferably, an embodiment of the present invention provides a lifting microphone, wherein the driver is a motor.

The utility model discloses owing to adopt above technical scheme, make it compare with prior art and have following advantage and positive effect:

(1) the utility model provides a lift microphone, driver driving screw are rotatory, make the screw rod cover rise and descend through the screw thread to make the relative bottom plate of shell go up and down, and then make the position of gooseneck microphone rise and descend. Therefore, the utility model provides a position of lift microphone can be according to speaker's height adjustment gooseneck microphone lets the gooseneck microphone control in a better receipts sound within range to the gooseneck microphone of fixed base is from the not good problem of the too far receipts sound of mouth limit when high-stature speaker among the prior art has been solved. Meanwhile, the lifting mechanism can be remotely controlled to lift through the controller, the height of the gooseneck microphone does not need to be adjusted on the desk, the speech of a speaker is interrupted, and the device is convenient and practical.

(2) An embodiment of the utility model provides a lift microphone, the bottom that is located the screw rod in the bottom of screw rod cover has set up travel switch respectively with top department, triggers through the trigger part that is located the screw rod cover bottom outside. When the contact part is contacted with the travel switch during rising, the driver automatically stops working, and the maximum height is reached. If there is no travel switch, the controller cannot see the lifting device at a distance, cannot judge whether the maximum height is reached, and presses the remote control device all the time, the screw sleeve and the screw fall off, and in this case, the mechanical problem occurs after the screw falls back. When the motor is lowered to the lowest point, the motor can be automatically powered off through the travel switch device, so that the motor is protected from being burnt. Therefore, the travel switch plays a role of protection and automatic power off.

(3) The lifting microphone provided by the embodiment of the utility model fixes the horizontal relative position of the shell and the bottom plate through the positioning part in the inner cavity, so that the lifting microphone can be stably lifted horizontally without deflection; simultaneously, location portion has and makes elevating system more stable, and at the in-process that goes up and down to appointed position speaker speech, location portion makes whole lift microphone more stable, receives the sound good, and the in-process of moving at the lift microphone is more stable, not fragile part in the inner chamber. The positioning part adopts a positioning rod and a positioning sleeve, so that the shell and the bottom plate can be kept in non-contact all the time, and the effect of smooth lifting is achieved; meanwhile, the positioning rod and the positioning sleeve have a positioning function, and installation is convenient.

(4) The utility model relates to a lifting microphone, debris such as dust can cause parts such as motors to damage, driving chain wearing and tearing, lead to unfavorable consequences such as elevating system inefficacy, and the utility model relates to an embodiment provides a lifting microphone's shell and bottom plate are an open-ended box, and the bottom plate is covered to the shell back-off, can make debris such as outside dust be difficult for getting into the inner chamber.

(5) An embodiment of the utility model provides a lift microphone has only increased the height of base on the basis of the gooseneck microphone among the prior art in the appearance, and whole appearance is still less, weight is lighter, can not shelter from the speaker, and convenient the removal, also convenient accomodating when not using.

Drawings

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic top view of a part of the structure of a lifting microphone according to the present invention;

fig. 2 is a schematic front view of a part of the structure of the elevating microphone of the present invention before elevating;

fig. 3 is a schematic side view of a part of the structure of the elevating microphone of the present invention before elevating;

fig. 4 is a schematic structural view of the lifting mechanism before lifting;

fig. 5 is a schematic front view of a lifted part of a lifted microphone according to the present invention;

fig. 6 is a schematic side view of a lifted part of the microphone according to the present invention;

fig. 7 is a schematic diagram comparing the front and rear elevation directions of an elevating microphone according to the present invention; .

Description of reference numerals:

1: a housing; 2: a base plate; 3: a gooseneck microphone; 4: a lifting mechanism; 41: a screw; 42: a screw sleeve; 5: a driver; 6: a controller; 7: a travel switch; 8: a trigger section; 9: a positioning part; 91: positioning a rod; 92: a positioning sleeve; 10: a power source.

Detailed Description

The following describes a lifting microphone in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It is to be noted that the drawings are in a very simplified form and are not to be construed as precise ratios as are merely intended to facilitate and distinctly illustrate the embodiments of the present invention.

Meanwhile, the expressions "first", "second", etc. are used only for the purpose of distinguishing a plurality of configurations, and do not limit the order between the configurations or other features.

Also, the expression "comprising" an element is an expression of "open" which merely means that there is a corresponding component, and should not be interpreted as excluding additional components.

Example 1

Referring to fig. 1 to 7, the present embodiment provides a lifting microphone, which includes a base, a gooseneck microphone 3, a controller 6, and a lifting mechanism 4. The base comprises a shell 1 and a bottom plate 2, and the shell 1 and the bottom plate 2 are matched to form an inner cavity. The gooseneck microphone 3 is arranged above the base and is connected with the shell 1. Elevating system 4 locates the inner chamber, including driver 5, screw rod 41 and screw rod cover 42, screw rod cover 42 is connected with shell 1, and screw rod cover 42 and rather than threaded connection are worn to locate by screw rod 41's one end, and the other end is connected with driver 5's output, and driver 5's stiff end is connected with bottom plate 2. The controller 6 is arranged in the inner cavity, is electrically connected with the driver 5, and is used for receiving external signals and outputting control signals.

The screw 41 is driven by the driver 5 to rotate, and the screw sleeve 42 is lifted and lowered through the screw, so that the housing 1 is lifted and lowered relative to the bottom plate 2, and the position of the gooseneck microphone 3 is lifted and lowered. Therefore, the lift microphone that this embodiment provided can be according to the position of speaker's height adjustment gooseneck microphone 3, lets gooseneck microphone 3 control in a better receipts sound within range to the problem that the microphone was not good far away from the mouth limit when high-stature speaker of gooseneck microphone 3 of fixed base among the solution prior art. Meanwhile, the lifting of the lifting mechanism 4 can be remotely controlled through the controller 6, the height of the gooseneck microphone 3 does not need to be adjusted on the desk, the speech of a speaker is interrupted, and the device is convenient and practical.

The structure of the present embodiment will now be explained.

The shell 1 is a box body with an opening at the bottom, the bottom plate 2 is a box body with an opening at the top, the shell 1 covers the bottom plate 2 to form the inner cavity in a matching mode, and further the shell 1 and the bottom plate 2 can be matched to form the inner cavity in a cuboid shape. The shell 1 covers the bottom plate 2 in a reverse buckling mode, so that foreign matters such as external dust are not prone to entering the inner cavity. Of course, in other embodiments, the shape of the housing 1, the shape of the bottom plate 2 and the shape of the inner cavity may be chosen differently and are not limited herein.

According to the shape and size of the shell 1, the bottom plate 2 and the inner cavity, the number and the installation position of the gooseneck microphones 3 and the like, one or more lifting mechanisms 4 can be arranged in the inner cavity according to the actual situation. In this embodiment, bilateral symmetry is equipped with two gooseneck microphones 3 on the base, and in the inner chamber, the relative position punishment of two gooseneck microphones 3 is equipped with elevating system 4 respectively. Namely, in the inner cavity in this embodiment, two lifting mechanisms 4 are symmetrically arranged in the left and right direction.

The top end of the screw rod sleeve 42 is connected with the inner wall surface of the shell 1, the bottom end of the screw rod sleeve is provided with a first hole matched with the screw rod 41, the inner wall surface of the first hole and the peripheral side of the screw rod 41 are respectively provided with threads matched with each other, and the top end of the screw rod 41 is connected into the first hole of the screw rod sleeve 42 through the threads. The bottom end of the screw rod 41 is connected with the output end of the driver 5, the driver 5 drives the screw rod 41 to rotate, and the screw rod sleeve 42 is enabled to ascend and descend under the action of the screw threads, so that the shell 1 and the gooseneck microphone 3 connected above the shell 1 are driven to ascend and descend.

Specifically, the driver 5 may be a motor capable of rotating forward and backward, an output end of the motor is connected to the bottom end of the screw rod 41, and a fixed end of the motor is connected to the bottom plate 2. The positive rotation and the negative rotation of the motor correspond to ascending and descending (or descending and ascending), and the rotation amplitude of the motor corresponds to the ascending and descending amplitude. In other embodiments, the driver 5 may have other options, which are not limited herein. The driver 5 is connected with a power supply 10, and the power supply 10 supplies power.

The controller 6 is respectively connected with the drivers 5 in the two lifting mechanisms 4 through electric signals, and the control signals sent by the controller 6 are simultaneously sent to the two drivers 5. That is, the controller 6 controls the elevation of the elevation mechanism 4, and the actions of the two elevation mechanisms 4 are synchronized. And a remote controller is also arranged and is matched with the controller 6, and the remote controller is in signal connection with the controller 6. An operator sends a control instruction to the controller 6 through a remote controller, and the controller 6 receives the control instruction to control the output of the driver 5, so that the lifting of the gooseneck microphone 3 is remotely controlled.

Furthermore, the four corners of the inner cavity of the cuboid are respectively provided with a positioning part 9. Specifically, in the present embodiment, the positioning portion 9 includes a positioning rod 91 and a positioning sleeve 92 that are matched with each other. The positioning rod 91 and the positioning sleeve 92 are similar to the screw rod 41 and the screw rod sleeve 42 in shape, the top end of the positioning sleeve 92 is connected with the inner wall surface of the shell 1, the bottom end of the positioning sleeve is provided with a second hole matched with the positioning rod 91, the top end of the positioning rod 91 is inserted into the second hole and is in sliding connection with the second hole, the bottom end of the positioning rod 91 is connected with the base, and therefore the positioning part 9 can fix the horizontal relative position of the shell 1 and the bottom plate 2. Meanwhile, when the side wall of the housing 1 is slightly larger than the side wall of the bottom plate 2, that is, a small gap is left between the side wall of the housing 1 and the side wall of the bottom plate 2, the positioning portion 9 can keep the housing 1 and the bottom plate 2 from contacting each other all the time, so that the smooth lifting effect is achieved. Meanwhile, the positioning rod 91 and the positioning sleeve 92 have a positioning function, and installation is convenient. In other embodiments, the positioning portion 9 may be provided according to actual circumstances.

Specifically, in this embodiment, the base may have a length of 300 mm, a width of 100 mm, a height of 60 mm before lifting, and a height difference of 50 mm after lifting, and the height difference may be 110 mm before and after lifting. The height difference between the speakers can not be too much, and the gooseneck microphone can be adjusted to a certain height, so that the lifting of the base is not required to be too high. Therefore, the embodiment has the advantages of small volume, light weight, convenient movement and the like, and can not shield the speaker while being suitable for the high-stature speaker. Of course, in other embodiments, the size of the base may be adjusted according to actual requirements, and is not limited herein.

Example 2

Referring to fig. 1 to 7, in the present embodiment, a travel switch 7 is added in addition to embodiment 1.

Travel switches 7 are provided at the bottom end and the top end of the screw rod 41, respectively. The screw housing 42 is provided with a trigger 8 for triggering the travel switch 7. When the travel switch 7 is triggered, the driver 5 stops rotating.

During the raising process, when the contact part contacts the travel switch 7, the driver 5 automatically stops working, and the maximum height is reached. Without the travel switch 7, the operator cannot see the lifting device at a distance, cannot judge whether the maximum height is reached, and presses the remote control device all the time, the screw sleeve 42 and the screw fall off, and in this case, the operator needs to go back down again, and a mechanical problem occurs. When the motor is lowered to the lowest point, the automatic power-off function can be achieved through the travel switch 7, so that the motor is protected from being burnt. Therefore, the travel switch 7 functions as a protection and automatic power-off.

In the present embodiment, two lifting mechanisms 4 are provided, and the two lifting mechanisms 4 may be provided with only one of the stroke switches 7, or may be provided with respective forming switches for both. If only one travel switch 7 is provided, since the two lifting mechanisms 4 are synchronized, one lifting mechanism 4 reaches the highest point of rising, and the other lifting mechanism 4 also reaches the highest point of rising, it is possible to provide only one lifting mechanism 4 with a travel switch 7. However, during use, there is a possibility that the lifting mechanisms 4 will be slightly damaged, so that the two lifting mechanisms 4 are not exactly synchronized, and therefore, for this reason, it is also possible to provide each lifting mechanism 4 with a travel switch 7, as long as one travel switch 7 is triggered, and all actuators 5 are stopped at the same time.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, the changes are still within the scope of the present invention if they fall within the scope of the claims and their equivalents.

Claims (7)

1. A boom microphone, comprising: the device comprises a base, a gooseneck microphone, a controller and a lifting mechanism;

the base comprises a shell and a bottom plate, and the shell and the bottom plate are matched to form an inner cavity;

the gooseneck microphone is arranged above the base and connected with the shell;

the lifting mechanism is arranged in the inner cavity and comprises a driver, a screw rod and a screw rod sleeve, the screw rod sleeve is connected with the shell, one end of the screw rod penetrates through the screw rod sleeve and is in threaded connection with the screw rod sleeve, the other end of the screw rod is connected with the output end of the driver, and the fixed end of the driver is connected with the bottom plate;

the controller is arranged in the inner cavity, is electrically connected with the driver and is used for receiving external signals and outputting control signals.

2. The elevating microphone according to claim 1, wherein travel switches are provided at a bottom end and a top end of the screw rod, respectively.

3. The elevating microphone according to claim 2, wherein a trigger is provided on the screw housing for triggering the stroke switch.

4. The elevating microphone according to claim 1, wherein the housing and the bottom plate are horizontally retained by at least one retaining portion, the retaining portion comprises a retaining rod and a retaining sleeve, the retaining rod and the retaining sleeve are disposed in the inner cavity, the retaining sleeve is connected to the housing, one end of the retaining rod is connected to the bottom plate, and the other end of the retaining rod is slidably connected to the retaining sleeve.

5. The elevating microphone according to claim 4, wherein the inner chamber is a rectangular parallelepiped inner chamber, and the positioning portions are provided at four corners of the rectangular parallelepiped inner chamber, respectively.

6. The elevating microphone according to claim 1, wherein the housing is an open-bottomed case, the bottom plate is an open-topped case, and the housing cover is disposed on the bottom plate and cooperates with the bottom plate to form the inner cavity.

7. The elevating microphone as claimed in claim 1, wherein the driver is a motor.

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