CN213342685U

CN213342685U - Teaching public address set based on computer science technique

Info

Publication number: CN213342685U
Application number: CN202022616450.7U
Authority: CN
Inventors: 夏瑞环; 王鹏; 黄涛; 谈光耀
Original assignee: Anhui Xinhua University
Current assignee: Anhui Xinhua University
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-06-01
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a based on computer science and technology is with teaching public address set, comprising a main body, the speaker is installed to the main part front end, the main part rear end is seted up flutedly, the recess is inside to be close to the upper end position and to install the connecting rod, the recess is inside to be close to the lower extreme position and to install the pivot, the outside cover of pivot is equipped with the diaphragm, the diaphragm upper end is run through and has been seted up and has worn the slot, it has the fixed column to wear the slot inside wall to be close to intermediate position fixed mounting, the outside cover of connecting rod is equipped with the fixed band, a plurality of groups fixed slot have been seted up to the fixed band rear end, and the fixed slot agrees with the. This for teaching public address set based on computer science technique convenience of customers fixes the main part on the waistband, convenient to use, the height between user adjustment main part of being convenient for and the desktop.

Description

Teaching public address set based on computer science technique

Technical Field

The utility model relates to a public address set field specifically is a teaching public address set based on computer science technique.

Background

The public address device, mainly after amplifying the weaker signal that the audio source apparatus inputs, produce the current big enough to push the loudspeaker to carry on the playback of the sound, because consider power, impedance, distortion, dynamic and different application ranges and control the regulating function, different power amplifiers are different in signal processing, circuit design and production technology inside too;

on the market, because for the teaching public address set for computer science technique, inconvenient user fixes the main part on the waistband, is not convenient for use, is not convenient for the user to adjust the height between main part and the desktop, for this reason, we propose for the teaching public address set for based on computer science technique.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a based on computer science technique is with teaching public address set to solve the market that proposes in the above-mentioned background art and based on computer science technique is with teaching public address set, inconvenient user fixes the main part on the waistband, and the not convenient to use is not convenient for the problem of the height between user adjustment main part and the desktop of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be based on computer science and technology is with teaching public address set, comprises a main body, the speaker is installed to the main part front end, the recess is seted up to the main part rear end, the connecting rod is installed to the inside upper end position that is close to of recess, the inside lower extreme position that is close to of recess installs the pivot, the outside cover of pivot is equipped with the diaphragm, the diaphragm upper end is run through and has been seted up the slot of wearing, it has the fixed column to wear the slot inside wall to be close to intermediate position fixed mounting, the outside cover of connecting rod is equipped with the fixed band, a plurality of groups fixed slot have been seted up to the fixed band rear end, and the fixed slot agrees with.

Preferably, a bottom groove is formed in the bottom end of the main body, rotating shafts are mounted in the bottom groove and are close to two sides, a first supporting plate is sleeved outside the rotating shafts, and a second supporting plate is sleeved outside the other group of rotating shafts.

Preferably, the position of the right side surface of the second supporting plate, which is close to the lower end, is connected with a movable plate, an inserting plate is inserted into the right side surface of the movable plate, and the right end of the inserting plate is connected with the position of the left side surface of the first supporting plate, which is close to the lower end.

Preferably, a plurality of groups of first slotted holes are formed in the front end and the rear end of the movable plate, the slotted holes are distributed at equal distances, a plurality of groups of second slotted holes are formed in the front end and the rear end of the inserting plate, and the slotted holes are distributed at equal distances.

Preferably, a screw rod is inserted into the first slotted hole, one end of the screw rod penetrates through the first slotted hole and is movably installed inside the second slotted hole, and the inserting plate is movably installed with the movable plate through the first slotted hole and the screw rod in cooperation with the second slotted hole.

Preferably, the first support plate and the second support plate are movably mounted through a rotating shaft and a bottom surface groove, one end of the fixing belt penetrates through the inserting groove and is movably arranged with the transverse plate, and the transverse plate is movably mounted through a rotating shaft and the groove.

Compared with the prior art, the beneficial effects of the utility model are that: in the teaching sound amplifying device based on the computer science and technology, one end of the fixing belt is rotated through the connecting rod, the other end of the fixing belt penetrates through the waistband and then penetrates through the inserting groove, and after the fixing belt is moved to a proper position, the fixing column is placed in the corresponding fixing groove, so that the position of the fixing belt can be fixed, the main body can be fixed on the waistband, and a user can fix the main body on the waistband conveniently;

in this for teaching public address set based on computer science and technology, two one ends of backup pad are rotated through the axis of rotation that the bottom surface inslot portion set up, make two other ends of backup pad drive the fly leaf and remove, rotate backup pad one end in the same way, make its other end drive picture peg one end and remove inside the fly leaf, can adjust the angle between backup pad one and backup pad two and the desktop, thereby can adjust the height between main part and the desktop, after adjusting suitable height, pass slotted hole one end and place inside corresponding slotted hole two, can be with the rigidity between fly leaf and the picture peg, thereby with the rigidity of backup pad one and backup pad two, and then with the height between the desktop of main part fixed, be convenient for the user to adjust the height between main part and the desktop.

Drawings

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

FIG. 2 is a schematic view of a back partial structure of the present invention;

FIG. 3 is a schematic view of the structure of the main body and the fixing band of the present invention;

fig. 4 is a cross-sectional view of the present invention;

fig. 5 is a schematic view of the structure of the second middle supporting plate and the movable plate of the present invention.

In the figure: 1. a main body; 2. a speaker; 3. a groove; 4. a connecting rod; 5. a rotating shaft; 6. a transverse plate; 7. inserting the slot; 8. fixing a column; 9. fixing belts; 10. a bottom surface groove; 11. a rotating shaft; 12. a first support plate; 13. a second support plate; 14. a movable plate; 15. inserting plates; 16. a first slot hole; 17. a screw; 19. and a second slot hole.

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. 1-5, the present invention provides a technical solution: a teaching public address set based on computer science and technology comprises a main body 1, a loudspeaker 2 is arranged at the front end of the main body 1, a groove 3 is arranged at the rear end of the main body 1, a connecting rod 4 is arranged in the groove 3 close to the upper end, a rotating shaft 5 is arranged in the groove 3 close to the lower end, a transverse plate 6 is sleeved outside the rotating shaft 5, a through slot 7 is arranged at the upper end of the transverse plate 6 in a penetrating way, a fixed column 8 is fixedly arranged on the inner side wall of the through slot 7 close to the middle position, a fixed belt 9 is sleeved outside the connecting rod 4, a plurality of groups of fixed slots are arranged at the rear end of the fixed belt 9 and matched with the fixed column 8, two groups of placing rods 18 are arranged on the right side surface of the main body 1 close to the upper end, the two groups of placing rods 18 are matched with, the fixing posts 8 are placed inside the corresponding fixing grooves, and the position of the fixing band 9 can be fixed, so that the main body 1 can be fixed on the belt.

The bottom end of the main body 1 is provided with a bottom surface groove 10, rotating shafts 11 are respectively arranged in the bottom surface groove 10 and close to two side positions, the outer part of each rotating shaft 11 is sleeved with a first supporting plate 12, the outer part of the other group of rotating shafts 11 is sleeved with a second supporting plate 13, the right side surface of each second supporting plate 13 is connected with a movable plate 14 close to the lower end position, an inserting plate 15 is inserted in the right side surface of each movable plate 14, the right end of each inserting plate 15 is connected with the left side surface of each first supporting plate 12 and close to the lower end position, the front end and the rear end of each movable plate 14 are respectively provided with a plurality of groups of first slotted holes 16, the plurality of groups of first slotted holes 16 are distributed at equal distances, a screw 17 is inserted in each first slotted hole 16, one end of each screw, the screw 17 is movably mounted with the movable plate 14 in cooperation with the second slot hole 19.

The first support plate 12 and the second support plate 13 are movably mounted with the bottom groove 10 through the rotating shaft 11, one end of the fixing belt 9 penetrates through the slot 7 and is movably arranged with the transverse plate 6, the transverse plate 6 is movably mounted with the groove 3 through the rotating shaft 5, one end of the second support plate 13 is rotated through the rotating shaft 11 arranged in the bottom groove 10, the other end of the second support plate 13 drives the movable plate 14 to move, one end of the first support plate 12 is rotated in the same way, the other end of the first support plate drives one end of the inserting plate 15 to move in the movable plate 14, the angle between the first support plate 12 and the second support plate 13 and the desktop can be adjusted, and the height.

The working principle is as follows: for the teaching public address device based on the computer science and technology, one end of a fixing belt 9 is rotated through a connecting rod 4, the other end of the fixing belt 9 penetrates through a belt, then penetrates through a slot 7, after the fixing belt is moved to a proper position, a fixing column 8 is placed inside a corresponding fixing groove, the position of the fixing belt 9 can be fixed, so that a main body 1 can be fixed on the belt, a user can conveniently fix the main body 1 on the belt, the device is connected with a microphone, sound received by the microphone is amplified through a loudspeaker 2, after the use is finished, the fixing belt 9 is moved forwards in the same manner to enable the fixing groove to be separated from the fixing column 8, one end of the fixing belt 9 is taken out from the slot 7 and is contained inside a groove 3, a transverse plate 6 is rotated upwards to the inside the groove 3 through a rotating shaft 5 in the same manner, the transverse plate 6 can be contained, and the device is, the screw 17 is taken out from the inside of the first slot hole 16 and the second slot hole 19, one end of the second support plate 13 is rotated through the rotating shaft 11 arranged in the bottom groove 10, the other end of the second support plate 13 drives the movable plate 14 to move, similarly, one end of the first support plate 12 is rotated, one end of the inserting plate 15 is driven by the other end of the first support plate to move in the movable plate 14, the angle between the first support plate 12 and the second support plate 13 and the desktop can be adjusted, the height between the main body 1 and the desktop can be adjusted, after the proper height is adjusted, one end of the screw 17 penetrates through the first slot hole 16 and is placed in the corresponding second slot hole 19, the position between the movable plate 14 and the inserting plate 15 can be fixed, the position between the first support plate 12 and the second support plate 13 is fixed, the height between the main body 1 and the desktop.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a for teaching public address set based on computer science technique, includes main part (1), its characterized in that: speaker (2) are installed to main part (1) front end, main part (1) rear end is seted up flutedly (3), connecting rod (4) are installed to recess (3) inside being close to the upper end position, pivot (5) are installed to recess (3) inside being close to the lower extreme position, pivot (5) outside cover is equipped with diaphragm (6), diaphragm (6) upper end is run through and has been seted up and has been worn slot (7), it has fixed column (8) to wear slot (7) inside wall to be close to intermediate position fixed mounting, connecting rod (4) outside cover is equipped with fixed band (9), a plurality of groups fixed slot have been seted up to fixed band (9) rear end, and the fixed slot agrees with fixed column (8) mutually, main part (1) right flank is close to the upper end position and installs two sets of placing pole (18).

2. The teaching public address set based on computer science technology of claim 1, characterized in that: the bottom end of the main body (1) is provided with a bottom groove (10), rotating shafts (11) are mounted in the bottom groove (10) close to two sides, a first supporting plate (12) is sleeved outside the rotating shafts (11), and a second supporting plate (13) is sleeved outside the other group of rotating shafts (11).

3. The teaching public address set based on computer science technology of claim 2, characterized in that: the right side surface of the second supporting plate (13) is connected with a movable plate (14) close to the lower end, a plugboard (15) is inserted into the right side surface of the movable plate (14), and the right end of the plugboard (15) is connected with the left side surface of the first supporting plate (12) close to the lower end.

4. The teaching public address set based on computer science technology of claim 3, characterized in that: a plurality of groups of first slotted holes (16) are formed in the front end and the rear end of the movable plate (14), the slotted holes (16) are distributed at equal distances, a plurality of groups of second slotted holes (19) are formed in the front end and the rear end of the inserting plate (15), and the slotted holes (19) are distributed at equal distances.

5. The teaching public address set based on computer science technology of claim 4, characterized in that: a screw rod (17) is inserted into the first slotted hole (16), one end of the screw rod (17) penetrates through the first slotted hole (16) and is movably installed inside the second slotted hole (19), and the inserting plate (15) is movably installed with the movable plate (14) through the first slotted hole (16) and the screw rod (17) in a matched mode with the second slotted hole (19).

6. The teaching public address set based on computer science technology of claim 2, characterized in that: the first supporting plate (12) and the second supporting plate (13) are movably mounted with the bottom surface groove (10) through the rotating shaft (11), one end of the fixing belt (9) penetrates through the inserting groove (7) and the transverse plate (6) to be movably arranged, and the transverse plate (6) is movably mounted with the groove (3) through the rotating shaft (5).