CN211982090U - Improved device of microphone for teaching experiment - Google Patents

Abstract

The utility model discloses an improvement device of mike is given lessons in experiment, including supporting the chassis, connecting inserted bar and block frame, it is equipped with the connection inserted bar to support inside inserting through adjustment mechanism of chassis, and connects the inserted bar top and be connected with the block frame through the articulated shaft, block frame left side bottom is provided with stop gear. The utility model discloses a be provided with the support chassis, connect inserted bar, fixed plate and second fixed block, it is comparatively convenient to operate, and the structure is simple relatively, and easy operation has ensured the availability factor of device in the use, has improved the convenience of device, is provided with hob, stopper, pivot and spacing draw-in groove simultaneously, can be comparatively convenient fix the mike without the type, has ensured the practicality of device.

Description

Improved device of microphone for teaching experiment

Technical Field

The utility model relates to an improvement technical field specifically is an improvement device of mike is given lessons in experiment.

Background

The microphone is also called a microphone, the microphone is an energy conversion device for converting a sound signal into an electric signal, common commercial microphone types comprise a capacitance microphone, a crystal microphone carbon microphone and a dynamic microphone, and the microphone is basically placed by fixing a limit supporting device when a lecture is actually performed, so that the existing improved device of the experimental lecture teaching microphone basically meets the requirements of people, but still has some problems.

Traditional microphone all places on the rack top through the block form usually in the use, but the placing rack is because the staff's that uses the size is different in the use, so, there is different demand to the height of microphone, and traditional strutting arrangement is the fixed structure of integration usually, is not convenient for adjust its height and angle, so influenced the result of use of microphone, therefore need for an experiment to give lessons the improvement device of microphone to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improvement device of mike is given lessons in experiment to solve the traditional strutting arrangement who provides among the above-mentioned background art and all be the fixed structure of integration usually, be not convenient for adjust its height and angle, influenced the result of use's of mike problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an improvement device of mike is given lessons in experiment, is including supporting the chassis, connecting inserted bar and block frame, it is equipped with the connection inserted bar to support inside inserting through adjustment mechanism of chassis, and connects the inserted bar top and be connected with the block frame through the articulated shaft, block frame left side bottom is provided with stop gear.

Preferably, adjustment mechanism includes slider, first fixed block, fixed spacing pad, fixed link pole, fixed plate, second fixed block and spout, connect inserted bar left side outer wall middle part and seted up the spout, and the inside sliding connection of spout has the slider, the slider left side is fixed with first fixed block, first fixed block is fixed at the inside middle part that supports the chassis, it has fixed spacing pad to connect inserted bar right side outer wall middle part block, and the outside of fixed spacing pad is fixed with the fixed link pole, the outer wall connection that supports the chassis is run through in the outside of fixed link pole has the second fixed block.

Preferably, the middle part of the outer side of the fixed connecting rod is in threaded connection with a fixed plate, and the fixed plate is fixed in the middle of the outer wall of the supporting underframe.

Preferably, the length of the fixed connecting rod is larger than the inner diameter of the supporting underframe.

Preferably, stop gear includes hob, rotatory handle, stopper, pivot and spacing draw-in groove, the bottom switch-on of both sides is connected with spacing draw-in groove, front end around the block frame left end spacing draw-in groove right side threaded connection has the hob, and the hob front end is fixed with rotatory handle, the hob rear side runs through rear end pivot right side and is connected with the stopper, and the stopper is fixed on the outer wall of rear side pivot.

Preferably, the length of the spiral rod is larger than the distance between the right sides of the two groups of limiting clamping grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the improved device of the microphone for teaching experiments is provided with a supporting bottom frame, a connecting insertion rod, a fixing plate and a second fixing block, when the height of the microphone needs to be adjusted, the second fixing block is firstly rotated outwards under the mutual matching of the fixing connecting rod and the fixing plate, so that the locking state between the supporting bottom frame and the connecting insertion rod is released, and the connecting insertion rod is pulled upwards under the action of an adjusting mechanism, so that the height of the microphone is adjusted;

2. this improvement device of mike is given lessons in experiment is provided with the hob, the stopper, pivot and spacing draw-in groove, when needs are fixed to the mike of different models, will open the opening with two sets of spacing draw-in grooves at the mutually supporting of hob and stopper earlier, place mike bottom behind two sets of spacing draw-in grooves middle part, close and close under the effect of pivot between two sets of spacing draw-in grooves, make at last fix between spacing draw-in groove and the mike under mutually supporting of hob and stopper again, can be comparatively convenient fix the mike without the type through above-mentioned structure, the practicality of device has been ensured.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic top sectional view of a partial structure of the limiting slot in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B in fig. 1 according to the present invention.

In the figure: 1. a support chassis; 2. connecting the inserted link; 3. a clamping frame; 4. a slider; 5. a first fixed block; 6. fixing a limit pad; 7. a fixed connecting rod; 8. a fixing plate; 9. a second fixed block; 10. a screw rod; 11. rotating the handle; 12. a limiting block; 13. a rotating shaft; 14. a limiting clamping groove; 15. a chute.

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.

Referring to fig. 1-4, the present invention provides an embodiment: an improved device of an experimental teaching microphone comprises a supporting chassis 1, a connecting insertion rod 2 and a clamping frame 3, wherein the connecting insertion rod 2 is inserted in the supporting chassis 1 through an adjusting mechanism, the adjusting mechanism comprises a sliding block 4, a first fixing block 5, a fixed limiting pad 6, a fixed connecting rod 7, a fixing plate 8, a second fixing block 9 and a sliding groove 15, the sliding groove 15 is formed in the middle of the outer wall of the left side of the connecting insertion rod 2, the sliding block 4 is connected in the sliding groove 15 in a sliding manner, the first fixing block 5 is fixed on the left side of the sliding block 4, the first fixing block 5 is fixed in the middle of the inner part of the supporting chassis 1, the fixed limiting pad 6 is clamped in the middle of the outer wall of the right side of the connecting insertion rod 2, the fixed connecting rod 7 is fixed on the outer side of the fixed limiting pad 6, the outer side of the fixed connecting rod 7 penetrates through the outer wall, easy operation, the availability factor of device in the use has been ensured, the convenience of device has been improved, 7 outside middle part threaded connection of fixed link has fixed plate 8, and fixed plate 8 is fixed at the outer wall middle part that supports chassis 1, its effect lies in can be comparatively convenient highly adjusting between supporting chassis 1 and the connection inserted bar 2, can ensure the height of 3 top block mike of block frame with this and adjust, the convenience of device in the use has been ensured, the length size of fixed link 7 is greater than the internal diameter size that supports chassis 1, its effect lies in can effectually highly carrying out the block fixed supporting chassis 1 and connecting between the inserted bar 2, the stability of device in the use has been ensured.

The top end of the connecting inserted link 2 is connected with a clamping frame 3 through an articulated shaft, the bottom end of the left side of the clamping frame 3 is provided with a limiting mechanism, the limiting mechanism comprises a screw rod 10, a rotating handle 11, a limiting block 12, a rotating shaft 13 and a limiting clamping groove 14, the bottom ends of the front side and the rear side of the left end of the clamping frame 3 are connected with the limiting clamping groove 14 through the rotating shaft 13, the right side of the front limiting clamping groove 14 is in threaded connection with the screw rod 10, the rotating handle 11 is fixed at the front end of the screw rod 10, the rear side of the screw rod 10 penetrates through the right side of the rear rotating shaft 13 and is connected with the limiting block 12, and the limiting block 12 is fixed on the outer wall of the rear rotating shaft 13 and has the function of conveniently fixing microphones of different types, the practicability of the device is ensured, the length of the screw rod 10 is larger than the distance between the right, the convenience of the device in the use process is ensured.

The working principle is as follows: when the height of the microphone needs to be adjusted, the second fixing block 9 is rotated outwards under the mutual matching of the fixed connecting rod 7 and the fixed plate 8, so that the locking state between the supporting chassis 1 and the connecting inserted rod 2 is released under the action of the fixed limiting pad 6, at the moment, the connecting inserted rod 2 is pulled upwards in the supporting chassis 1 under the mutual matching of the sliding block 4, the first fixing block 5 and the sliding groove 15, the height of the microphone is adjusted, and when the height is adjusted to a proper position, the supporting chassis 1 and the connecting inserted rod 2 are fixed under the mutual matching of the fixed connecting rod 7 and the fixed plate 8;

when microphones of different models need to be fixed, the openings of the two groups of limiting clamping grooves 14 are opened in the mutual matching of the screw rod 10 and the limiting block 12, the bottom ends of the microphones are placed in the middles of the two groups of limiting clamping grooves 14, the two groups of limiting clamping grooves 14 are closed under the action of the rotating shaft 13, and finally the limiting clamping grooves 14 and the microphones are fixed under the mutual matching of the screw rod 10 and the limiting block 12, and the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides an improvement device of mike is given lessons in experiment, includes support chassis (1), connects inserted bar (2) and block frame (3), its characterized in that: the supporting bottom frame (1) is internally provided with a connecting insertion rod (2) through an inserting mechanism, the top end of the connecting insertion rod (2) is connected with a clamping frame (3) through an articulated shaft, and the bottom end of the left side of the clamping frame (3) is provided with a limiting mechanism.

2. The improved device of claim 1, wherein the microphone comprises: adjustment mechanism includes slider (4), first fixed block (5), fixed spacing pad (6), fixed link rod (7), fixed plate (8), second fixed block (9) and spout (15), connect inserted bar (2) left side outer wall middle part and seted up spout (15), and spout (15) inside sliding connection has slider (4), slider (4) left side is fixed with first fixed block (5), first fixed block (5) are fixed at the inside middle part that supports chassis (1), it has fixed spacing pad (6) to connect inserted bar (2) right side outer wall middle part block, and the outside of fixed spacing pad (6) is fixed with fixed link rod (7), the outer wall that the outside of fixed link rod (7) runs through support chassis (1) is connected with second fixed block (9).

3. The improved device of claim 2, wherein the microphone comprises: the middle part of the outer side of the fixed connecting rod (7) is in threaded connection with a fixed plate (8), and the fixed plate (8) is fixed in the middle of the outer wall of the supporting chassis (1).

4. The improved device of claim 2, wherein the microphone comprises: the length of the fixed connecting rod (7) is larger than the inner diameter of the supporting underframe (1).

5. The improved device of claim 1, wherein the microphone comprises: stop gear includes hob (10), rotatory handle (11), stopper (12), pivot (13) and spacing draw-in groove (14), pivot (13) have been put through to the bottom of both sides around block (3) left end is connected with spacing draw-in groove (14), front end spacing draw-in groove (14) right side threaded connection has hob (10), and hob (10) front end is fixed with rotatory handle (11), hob (10) rear side runs through rear end pivot (13) right side and is connected with stopper (12), and stopper (12) are fixed on the outer wall of rear side pivot (13).

6. The improved device of claim 5, wherein: the length of the screw rod (10) is larger than the distance between the right sides of the two groups of limiting clamping grooves (14).

Images