CN211831096U

CN211831096U - Microphone for online education

Info

Publication number: CN211831096U
Application number: CN202020642083.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Dongguan Guangchuan Information Technology Co Ltd
Current assignee: Dongguan Guangchuan Information Technology Co Ltd
Priority date: 2020-04-25
Filing date: 2020-04-25
Publication date: 2020-10-30
Anticipated expiration: 2030-04-25

Abstract

The utility model relates to the technical field of barrels, in particular to a microphone for online education, which comprises a barrel body, wherein the lower end of the barrel body is fixedly connected with a fixed block, the lower end of the fixed block is provided with a sleeve, the lower end of the sleeve is movably connected with an internal thread limit sleeve, the left side and the right side of the lower end of the sleeve are both rotatably connected with a return force rotating shaft, the front end and the rear end of the return force rotating shaft are both fixedly connected with a support rod, the lower end inside the sleeve is fixedly connected with a sleeve, the lower end inside the sleeve is fixedly connected with a reset spring, the upper end of the reset spring is fixedly; through setting up branch, be convenient for stand the barrel and use on the lectern, and accomodate branch through the internal thread stop collar, the holistic depositing of the barrel of being convenient for and carry, through the rotation of damping pivot and axis of rotation, the use angle of the regulation barrel of being convenient for has guaranteed use flexibility and practicality moreover.

Description

Microphone for online education

Technical Field

The utility model relates to a barrel technical field especially relates to a microphone for online education.

Background

The microphone is also called as a microphone, an electroacoustic device, belongs to a microphone, is a transducer for sound-electricity conversion, generates voltage by applying sound waves to an electroacoustic element, converts the voltage into electric energy, and is used in various public address equipment, the microphone has various types and simple circuits, and an analysis microphone circuit mainly masters two points: the signal transmission loop analysis is simple, various microphone input socket circuits are analyzed, a microphone signal amplifier is used for analysis, the microphone amplifier is a small-signal low-noise audio amplifier, and the analysis of a microphone level control circuit is not difficult.

At present, microphone for online education, use the microphone to teach the during operation, because self does not be equipped with bearing structure on the microphone, consequently just need to increase extra support frame and support the microphone, with this degree of fatigue that alleviates the handheld microphone of operation, but the support frame is great to the operator, and be difficult for carrying, lead to the microphone to be difficult to stand and use on the lectern, there is certain inconvenience when actual operation, and some microphones are equipped with bearing structure by self, but the microphone is difficult to adjust the use angle again, lead to using flexibility and practicality not good enough, for this reason, we provide a microphone for online education, in order to solve the above-mentioned technical problem who provides.

SUMMERY OF THE UTILITY MODEL

The utility model provides a microphone for online education to the barrel that the solution above-mentioned background art provided self does not be equipped with bearing structure, leads to the barrel to be difficult to stand on the lectern and uses, and the use angle of barrel is difficult for adjusting, so that the problem of the use flexibility and the practicality of barrel etc. not good enough.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a microphone for online education, comprising a barrel body:

the lower end of the barrel is fixedly connected with a fixed block, the lower end of the fixed block is provided with a sleeve, the lower end of the sleeve is movably connected with an internal thread limit sleeve, the left and right sides of the lower end of the sleeve are positioned on the inner side of the internal thread limit sleeve, a return force rotating shaft is rotatably connected with the inner side of the return force rotating shaft, supporting rods are fixedly connected with the front end and the rear end of the return force rotating shaft, the lower end inside the sleeve is fixedly connected with a sleeve, a reset spring is fixedly connected with the lower end inside the sleeve, a sleeve rod is fixedly connected with the upper end of the reset spring, the upper end of the sleeve rod extends out of the sleeve and the sleeve, the sleeve rod is respectively and movably connected with the sleeve and the sleeve, the upper end inside the fixed block is provided with a movable cavity, the upper end of the movable cavity is, and the fixed block lower extreme is opened there is the internal thread groove, sleeve pipe upper end fixedly connected with external screw thread ring, just loop bar upper end alternates in proper order external screw thread ring and internal thread groove, external screw thread ring with internal thread groove threaded connection.

Further, the peripheral lower extreme seal cutting of sleeve pipe has the screw thread, just the sleeve pipe pass through the screw thread with internal thread stop collar threaded connection, the sleeve pipe is peripheral and be located the upper end of screw thread is smooth form.

Furthermore, the outward rotation angle of the return force rotating shaft is not more than 90 degrees, and the internal thread limiting sleeve is in a vertically through shape.

Furthermore, the movable cavity is communicated with the internal thread groove, and the upper end of the loop bar is fixedly connected with the lower part of the front end of the damping rotating shaft.

Furthermore, the shaft sleeve and the damping rotating shaft freely rotate in the movable cavity through the rotating shaft.

Further, the damping rotating shaft rotates clockwise by no more than 90 degrees.

Further, the length of the supporting rod is smaller than that of the internal thread limiting sleeve.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

the barrel is supported through the four supporting columns, thereby being convenient for stand the barrel on the lectern and use, convenience when the barrel uses has been guaranteed, and the time of handing the barrel can be reduced, make the operator more laborsaving, and be convenient for accomodate branch through the internal thread stop collar, thereby do benefit to holistic depositing of barrel and carrying, also do benefit to the handheld barrel of operator and use, and rotation through the damping pivot, be convenient for adjust the inclination of barrel when standing on the lectern and using, combine the rotation of axis of rotation, still do benefit to the rotation angle of adjusting the barrel when using, make the barrel more nimble when using, practicality when having guaranteed the use.

Drawings

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

FIG. 2 is a schematic view of the overall internal structure of the present invention;

FIG. 3 is a schematic view of a partially enlarged structure A of the present invention;

fig. 4 is a schematic view of a partial enlarged structure B of the present invention;

fig. 5 is a schematic view of the cylinder structure of the present invention.

In FIGS. 1-5: barrel 1, fixed block 2, sleeve pipe 3, internal thread stop collar 4, sleeve 5, activity chamber 6, axis of rotation 7, axle sleeve 8, damping pivot 9, external screw thread ring 10, reset spring 11, internal thread groove 12, power of returning pivot 13, branch 14, loop bar 15.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Please refer to fig. 1 to 5:

the utility model provides a microphone for online education, including barrel 1, each part to a microphone for online education carries out the detailed description below:

the lower end of the barrel body 1 is fixedly connected with a fixed block 2, the lower end of the fixed block 2 is provided with a sleeve 3, the lower end of the sleeve 3 is movably connected with an internal thread limiting sleeve 4, the left side and the right side of the lower end of the sleeve 3 and the inner side of the internal thread limiting sleeve 4 are rotatably connected with a return rotating shaft 13, and the front end and the rear end of the return rotating shaft 13 are fixedly connected with supporting rods 14;

specifically, when the barrel 1 needs to be used on a desk, the return force rotating shaft 13 is composed of a return force spring and a rotating rod, so that the initial state of the return force spring is set to be an extrusion state, the internal thread limiting sleeve 4 is rotated upwards, the supporting rod 14 extends out of the lower end of the internal thread limiting sleeve 4, when the internal thread limiting sleeve 4 does not limit the supporting rod 14, the return force rotating shaft 13 has a reset function through the resilience force of the return force spring, so that the return force rotating shaft 13 can automatically drive the supporting rod 14 to be opened towards the left end and the right end of the barrel 1, the left supporting rod 14 and the right supporting rod 14 are in a splayed shape, then the barrel 1 is placed on the desk through the four supporting rods 14, the supporting rods 14 play a supporting effect on the barrel 1, the stability during supporting is ensured, the barrel 1 is prevented from toppling over, no additional supporting frame is needed, and the barrel 1 can be conveniently and quickly placed on the desk for use, the convenience of online education is guaranteed, the time for holding the barrel body 1 in hand can be shortened, and an operator can save more labor.

The lower end in the sleeve 3 is fixedly connected with a sleeve 5, the lower end in the sleeve 5 is fixedly connected with a reset spring 11, the upper end of the reset spring 11 is fixedly connected with a loop bar 15, the upper end of the loop bar 15 extends out of the sleeve 5 and the sleeve 3, the loop bar 15 is respectively movably connected with the sleeve 5 and the sleeve 3, the upper end in the fixed block 2 is provided with a movable cavity 6, the upper end of the movable cavity 6 is rotatably connected with a rotating shaft 7, the lower end of the rotating shaft 7 is fixedly connected with a shaft sleeve 8, the inner part of the shaft sleeve 8 is rotatably connected with a damping rotating shaft 9, the front end of the damping rotating shaft 9 extends out of the shaft sleeve 8, the lower end of the fixed block 2 is provided with an internal thread groove 12, the upper end of the sleeve 3 is fixedly connected with an external thread ring 10, the upper end of the loop bar 15 sequentially penetrates through the external thread ring 10 and the internal thread groove, the movable cavity 6 is communicated with the internal thread groove 12, the upper end of the loop bar 15 is fixedly connected with the lower part of the front end of the damping rotating shaft 9, and the shaft sleeve 8 and the damping rotating shaft 9 both freely rotate in the movable cavity 6 through the rotating shaft 7;

further, when the angle of use of barrel 1 needs to be adjusted, set the initial state of reset spring 11 into compression state, twist sleeve pipe 3, and make external screw thread ring 10 and internal thread groove 12 separate, reset spring 11 then no longer is compressed this moment, consequently, resilience force through reset spring 11 can be automatic with loop bar 15 jack-up, loop bar 15 then with axle sleeve 8, damping pivot 9 and axis of rotation 7 jack-up, and axis of rotation 7 is then with barrel 1 jack-up, when the inclination when barrel 1 uses needs to be adjusted, through the rotation of damping pivot 9 alright with the inclination of quick regulation barrel 1, and when the rotation angle of barrel 1 needs to be adjusted, the rotational position of regulation barrel 1 that just can be quick through the rotation of axis of rotation 7, to sum up, thereby make barrel 1 more nimble when using, practicality when using has been guaranteed.

Threads are seal-cut at the lower end of the periphery of the sleeve 3, the sleeve 3 is in threaded connection with the internal thread limiting sleeve 4 through the threads, and the periphery of the sleeve 3 and the upper end of the threads are smooth;

further, at the peripheral lower extreme seal cutting screw thread of sleeve pipe 3, can avoid the screw thread on the sleeve pipe 3 directly to expose externally to influence the holistic aesthetic property of barrel 1, and the peripheral upper end of barrel 1 sets to smooth form, then does benefit to the comfort level when guaranteeing the handheld barrel 1 of operator.

Claims

1. The utility model provides a microphone for online education, includes barrel (1), its characterized in that:

the lower end of the barrel body (1) is fixedly connected with a fixed block (2), the lower end of the fixed block (2) is provided with a sleeve (3), the lower end of the sleeve (3) is movably connected with an internal thread stop collar (4), the left side and the right side of the lower end of the sleeve (3) are positioned on the inner side of the internal thread stop collar (4) and are rotatably connected with a return force rotating shaft (13), the front end and the rear end of the return force rotating shaft (13) are fixedly connected with supporting rods (14), the lower end inside the sleeve (3) is fixedly connected with a sleeve (5), the lower end inside the sleeve (5) is fixedly connected with a reset spring (11), the upper end of the reset spring (11) is fixedly connected with a loop bar (15), the upper end of the loop bar (15) extends out of the sleeve (5) and the sleeve (3), and the loop bar (15) is, open fixed block (2) inside upper end has activity chamber (6), just activity chamber (6) upper end is rotated and is connected with axis of rotation (7), axis of rotation (7) lower extreme fixedly connected with axle sleeve (8), just axle sleeve (8) inside rotation is connected with damping pivot (9), damping pivot (9) front end is extended axle sleeve (8), just fixed block (2) lower extreme is opened there is interior thread groove (12), sleeve pipe (3) upper end fixedly connected with external screw thread ring (10), just loop bar (15) upper end has alternated in proper order external screw thread ring (10) and interior thread groove (12), external screw thread ring (10) with interior thread groove (12) threaded connection.

2. A microphone for online education as claimed in claim 1, wherein: the seal cutting of the lower end of the periphery of the sleeve (3) is provided with threads, the sleeve (3) is in threaded connection with the internal thread limiting sleeve (4) through the threads, and the upper end of the threads is smooth and located on the periphery of the sleeve (3).

3. A microphone for online education as claimed in claim 1, wherein: the outward rotation angle of the return force rotating shaft (13) is not more than 90 degrees, and the internal thread limiting sleeve (4) is in a vertically through shape.

4. A microphone for online education as claimed in claim 1, wherein: the movable cavity (6) is communicated with the internal thread groove (12), and the upper end of the loop bar (15) is fixedly connected with the lower part of the front end of the damping rotating shaft (9).

5. The microphone for online education as claimed in claim 4, wherein: the shaft sleeve (8) and the damping rotating shaft (9) are both in free rotation in the movable cavity (6) through the rotating shaft (7).

6. The microphone for online education as claimed in claim 4, wherein: the damping rotating shaft (9) rotates clockwise by no more than 90 degrees.

7. A microphone for online education as claimed in claim 1, wherein: the length of the supporting rod (14) is smaller than that of the internal thread limiting sleeve (4).