CN217486648U - Portable megaphone structure is used in teaching - Google Patents

Abstract

The utility model discloses a portable megaphone structure is used in teaching, including megaphone main part and split type microphone, the microphone is installed on wearing the frame, the internally mounted who wears the frame has battery, radio module and bluetooth module, fixedly connected with and the fixing base of wearing frame looks adaptation in the megaphone main part, fixedly connected with charging plug on the fixing base lower extreme inside wall wears to open on the frame and has charging socket, it has the groove of running through to open on the fixing base, and fixedly connected with is protruding on the inside wall of fixing base both sides, the utility model discloses can make megaphone main part and microphone use separately when using, and can put the microphone in the megaphone main part when not using to not only can supply electric power to the battery when not using, also can conveniently carry simultaneously, great having made things convenient for the user to use.

Description

Portable megaphone structure is used in teaching

Technical Field

The utility model relates to a megaphone technical field is used in the teaching, specifically is a portable megaphone structure is used in teaching.

Background

In order to guarantee the content of hearing the lecture that every student can both be clear in the classroom when some classrooms carry out public class teaching, need the teacher to keep higher volume always to carry out the lecture usually, lead to teacher's throat to produce fatigue easily even damage, some megaphones of usefulness of imparting knowledge to have appeared on the market at present, can enlarge teacher's volume, present megaphone can divide into two types:

one is that the microphone and the loudspeaker are integrated, so that the microphone and the loudspeaker must be carried if a teacher walks in a classroom during teaching, and the sound heard by students can change along with the change of the position of the loudspeaker carried by the teacher, so that the sound amplifying effect is unstable;

still another kind is that microphone and megaphone are split type, and the microphone needs the independent power supply like this, and in order not to influence the class, the volume of microphone all can be miniaturized moreover to wear at neck or head, can lead to battery capacity little like this, not only inconvenient carrying when not using forgets easily moreover and charges, leads to using inconveniently, in order to solve above-mentioned problem, the utility model provides a portable megaphone structure is used in teaching.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable megaphone structure is used in teaching 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: a portable loudspeaker structure for teaching comprises a loudspeaker main body and a split type microphone, wherein the microphone can play a role of receiving sound, the loudspeaker main body can play a role of amplifying volume, the microphone is arranged on a wearing frame, a battery, a radio module and a Bluetooth module are arranged in the wearing frame, when the portable loudspeaker structure is used, a user wears the wearing frame, the microphone and the radio module can receive the sound, the Bluetooth module can transmit data, a fixing seat matched with the wearing frame is fixedly connected to the loudspeaker main body, a charging plug is fixedly connected to the inner side wall of the lower end of the fixing seat, a charging socket is arranged on the wearing frame, when the portable loudspeaker structure is not used, the wearing frame can be placed in the fixing seat, the charging plug can be inserted into the charging socket, so that the battery inside the wearing frame can be supplemented with electric power, and a through groove is formed in the fixing seat, and fixedly connected with is protruding on the inside wall of fixing base both sides, and the groove and bellied setting of running through can convenience of customers carry.

Preferably, wear the frame and be arc and the arc pole that the material is elastic plastic including the shape, the equal fixed connection installation pole in both ends of arc pole, the user can wear the frame and wear at the head, also can wear the frame and wear at the neck, and the mounting groove has all been opened to the inside of two installation poles, the battery is installed in the inside of a mounting groove, and radio module and bluetooth module install the inside at another mounting groove, the notch department of mounting groove is equipped with the end cover, the inside of mounting groove is equipped with the screwed pipe that is used for the connecting screw, open on the end cover have with the countersunk groove of screw looks adaptation, the notch department at the mounting groove is installed to the end cover, protects battery, radio module and bluetooth module.

Preferably, the inner side surface of the end cover is fixedly connected with a pressure lever used for limiting the positions of the battery, the radio module and the Bluetooth module, and the pressure lever can be matched with the groove wall of the mounting groove to clamp the corresponding battery, the radio module and the corresponding Bluetooth module.

Preferably, the microphone passes through the connecting pipe and the end cover interconnect that the material is soft rubber, and the inside iron wire that can produce deformation that is equipped with of lateral wall of connecting pipe, fixedly connected with wire on the microphone, and the wire passes connecting pipe and end cover and radio module interconnect, can change the position of microphone according to user's wearing methods and size.

Preferably, the outer ends of two installation poles all are equipped with the cloth cover, the open end fixedly connected with material of cloth cover is elastic plastic's elasticity and presss from both sides, and is located to open on the cloth cover in the installation pole outside of installing radio module has the groove of stepping down with connecting pipe looks adaptation, and when long-time after using need clear up, take off the cloth cover the clearance can, made things convenient for the clearance work.

Preferably, the lower terminal surface symmetry of megaphone main part is opened flutedly, the inside of recess articulates through the connecting axle has changes the board, the length that changes the board is less than the length of recess, changes the board and keeps away from the one end of connecting axle and the side of megaphone main part and flushes, and two change the board and locate to be the circumference symmetry with the central of terminal surface under the megaphone main part, two change the board can separately turn out to different directions, support megaphone main part that can be better.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a fixing base and bellied setting have realized can placing the inside at the fixing base with wearing the frame when not using, and charging plug can insert charging socket's inside this moment and charge, and bellied setting can make and wear the frame and keep stable in the inside of fixing base, can not be random breaks away from the inside of fixing base, and the fixing base is opened some and is run through the groove and can convenience of customers take simultaneously, the utility model discloses can make the use of separating with the microphone in the use of ware main part, and can put the microphone in the megaphone main part when not using to not only can supplement electric power to the battery when not using, also can conveniently carry simultaneously, great user's use of having made things convenient for.

Drawings

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

FIG. 2 is a schematic view of the connection between the arc rod and the mounting rod of the present invention;

fig. 3 is a schematic structural view of the charging socket of the present invention;

FIG. 4 is an exploded view of the cloth cover and mounting rod of the present invention;

FIG. 5 is an exploded view of the end cap and mounting groove of the present invention;

fig. 6 is a cross-sectional view of the radio module of the present invention;

FIG. 7 is a schematic view of the connection between the rotating plate and the groove of the present invention;

fig. 8 is a schematic view of the turning plate of the present invention in a turned-out state;

fig. 9 is a cross-sectional view of the rotating plate of the present invention.

In the figure: 1. loudspeaker main part, 2, microphone, 3, wear the frame, 301, arc pole, 302, installation pole, 303, mounting groove, 304, end cover, 305, screwed pipe, 306, depression bar, 4, battery, 5, radio module, 6, bluetooth module, 7, fixing base, 8, charging plug, 9, charging socket, 10, connecting pipe, 11, iron wire, 12, cloth cover, 13, elasticity clamp, 14, the groove of stepping down, 15, run through the groove, 16, arch, 17, recess, 18, commentaries on classics board, 19, connecting axle.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: a portable loudspeaker structure for teaching comprises a loudspeaker main body 1 and a split type microphone 2, wherein the microphone 2 can play a role of receiving sound, the loudspeaker main body 1 can play a role of amplifying volume, the microphone 2 is installed on a wearing frame 3, a user can carry the microphone 2 with him by wearing the frame 3 when using the portable loudspeaker structure, the loudspeaker main body 1 is placed on a platform, so that the user can walk freely in a classroom and can also ensure the stability of sound amplification, a battery 4, a sound receiving module 5 and a Bluetooth module 6 are installed in the wearing frame 3, the microphone 2, the sound receiving module 5 and the Bluetooth module 6 are electrically connected and powered by the battery 4, the battery 4 and the Bluetooth module 6 are also installed in the loudspeaker main body 1, the capacity of the battery 4 in the loudspeaker main body 1 (for powering the Bluetooth module 6 in the loudspeaker main body 1) is far greater than the capacity of the battery 4 in the wearing frame 3, the Bluetooth module 6 in the wearing frame 3 and the Bluetooth module 6 in the loudspeaker main body 1 are paired with each other to transmit signals, the microphone 2 and the radio module 5 can transmit collected sounds through the Bluetooth module 6, and finally the loudspeaker main body 1 converts the received signals into audio signals to be amplified and played, (the Bluetooth pairing transmission, radio reception and audio amplification have a plurality of applications in the prior art at present, so the principle and the structure of the Bluetooth module are not described again);

the wearing frame 3 is further provided with a button, the microphone 2, a radio module 5 and a Bluetooth module 6 inside the wearing frame 3 can be controlled to be started and stopped (the loudspeaker body 1 is also provided with a button for controlling the starting and stopping of the loudspeaker body), the loudspeaker body 1 is fixedly connected with a fixing seat 7 matched with the wearing frame 3, the inner side wall of the lower end of the fixing seat 7 is fixedly connected with a charging plug 8, the wearing frame 3 is provided with a charging socket 9, the wearing frame 3 can be placed inside the fixing seat 7 (as shown in figure 1) when not in use, the charging plug 8 can be inserted into the charging socket 9 at the moment, the battery 4 inside the loudspeaker body 1 can supplement electric power to the battery 4 inside the wearing frame 3, the charging socket 9 is provided with a rubber plug, the rubber plug can be placed into the charging socket 9 when not in use, and sundries can be prevented from entering the charging socket, the charging is influenced, the rubber plug can be taken out when the device is used, so that the charging plug 8 can be smoothly inserted into the charging socket 9 to supplement electric power to the battery 4 in the wearing frame 3 (the battery 4 in the loudspeaker main body 1 can supplement electric power through a charging port arranged on the loudspeaker main body 1 through an external power supply, which is not shown in the figure), the fixing seat 7 is provided with a through groove 15, the through groove 15 is convenient for a user to take up the device through the fixing seat 7, the device can be conveniently carried, the inner side walls at two sides of the fixing seat 7 are fixedly connected with the bulges 16, the bulges 16 are in interference fit with the wearing frame 3, when the wearing frame 3 is placed in the fixing seat 7, the bulges 16 can block the wearing frame 3 to ensure that the wearing frame 3 can not be separated from the fixing seat 7 without external force, so that the charging plug 8 can be stably connected with the charging socket 9, meanwhile, the user can carry the portable electric tool more conveniently.

Specifically, the wearing frame 3 comprises an arc rod 301 which is arc-shaped and made of elastic plastic, the two ends of the arc rod 301 are fixedly connected with the mounting rods 302, the wearing frame 3 adopts the form, so that a user can wear the wearing frame 3 on the head (at the moment, the two mounting rods 302 can be clamped on the two sides of the head of the user under the action of the arc rod 301), and can also wear the wearing frame 3 on the neck (at the moment, the two mounting rods 302 can be clamped on the two sides of the neck of the user under the action of the arc rod 301), the user can select a wearing mode according to own habits, the mounting grooves 303 are formed in the two mounting rods 302, the batteries 4 are mounted in one mounting groove 303, the radio module 5 and the bluetooth module 6 are mounted in the other mounting groove 303, the end covers 304 are arranged at the notches of the mounting grooves 303, and the end covers 304 can be used for the batteries 4 in the mounting grooves 303, Radio module 5 and bluetooth module 6 protect, the inside of mounting groove 303 is equipped with the screwed pipe 305 that is used for the connecting screw, it has the countersunk head groove with screw looks adaptation to open on the end cover 304, when installation end cover 304, place end cover 304 in the notch department of mounting groove 303 earlier, later pass the countersunk head groove on the end cover 304 with the screw and be connected with the screwed pipe 305 meshing that corresponds, can make end cover 304 fix the notch department at mounting groove 303, protect battery 4, radio module 5 and bluetooth module 6, and the countersunk head groove set up can make the lateral surface of end cover 304 keep a plane after the screw installation finishes to keep pleasing to the eye.

Particularly, fixedly connected with is used for injecing the depression bar 306 of battery 4, radio module 5 and the 6 positions of bluetooth module on the medial surface of end cover 304, and when finishing the installation with end cover 304, depression bar 306 can be mutually supported with the cell wall of mounting groove 303 and carry corresponding battery 4, radio module 5 and the bluetooth module 6 that corresponds, makes corresponding battery 4, radio module 5 and the bluetooth module 6 that corresponds keep stable in the inside of mounting groove 303 can not move at will, reaches fine protection effect.

Specifically, the microphone 2 is connected with the end cover 304 through the connecting pipe 10 made of soft rubber, the inner side of the side wall of the connecting pipe 10 is provided with a deformable iron wire 11, the microphone 2 is fixedly connected with a wire, the wire penetrates through the connecting pipe 10 and the end cover 304 to be connected with the sound receiving module 5, the connecting pipe 10 can change the shape at will, and therefore the position of the microphone 2 is changed, the iron wire 11 can keep stable after changing the shape along with the connecting pipe 10, the position of the microphone 2 is fixed, the connecting pipe 10 can be realized by the arrangement of the iron wire 11, the position of the microphone 2 can be changed according to the wearing mode and the body type of a user, the microphone 2 can better perform sound receiving work, and meanwhile the connecting pipe 10 can also protect the wire between the microphone 2 and the sound receiving module 5.

In order to facilitate cleaning after being used for a period of time, the cloth cover 12 is provided, specifically, the cloth covers 12 are provided at the outer ends of the two mounting rods 302, because the mounting rods 302 can be in close contact with the skin of the user when being worn, the cloth cover 12 is provided, the mounting rods 302 are separated from the skin of the user by the cloth covers 12, then when cleaning is needed after being used for a period of time, the cloth cover 12 is taken down for cleaning, an elastic clamp 13 made of elastic plastic is fixedly connected to the open end of the cloth cover 12, the size of the elastic clamp 13 is slightly smaller than that of the mounting rod 302, and can be fixed on the mounting rod 302 through the elasticity of the elastic clamp 13, so that the cloth cover 12 is stably sleeved on the mounting rod 302, and the cloth cover 12 positioned outside the mounting rod 302 provided with the sound receiving module 5 is provided with a yielding groove 14 matched with the connecting pipe 10, the offset groove 14 is provided to offset the position of the connection tube 10 so that the connection tube 10 does not interfere with the installation of the cloth cover 12.

In order to make the loudspeaker main body 1 more stably placed on a table when in use, a rotating plate 18 is arranged, specifically, grooves 17 are symmetrically formed on the lower end surface of the loudspeaker main body 1, the inside of the groove 17 is hinged with the rotating plate 18 through a connecting shaft 19, a rubber friction pad is arranged between the connecting shaft 19 and the rotating plate 18, so that the rotating plate 18 cannot rotate freely without external force, the length of the rotating plate 18 is less than that of the groove 17, one end of the rotating plate 18 far away from the connecting shaft 19 is flush with the side surface of the loudspeaker main body 1, the rotating plate 18 can be blocked by the groove wall of the groove 17 when rotating to the shape shown in fig. 9 and cannot rotate continuously to the upper side shown in fig. 9, and the loudspeaker main body 1 can be supported when the loudspeaker main body 1 is placed on the table, and the two rotating plates 18 are circumferentially symmetrical about the center of the lower end surface of the microphone body 1, and the two rotating plates 18 are rotated in different directions to form a configuration as shown in fig. 8, thereby better supporting the microphone body 1.

The working principle is as follows: when the loudspeaker is used, the wearing frame 3 is taken down from the fixed seat 7, the microphone 2, the radio module 5 and the Bluetooth module 6 in the wearing frame 3 are started through the buttons on the wearing frame, then the loudspeaker body 1 is started through the buttons on the loudspeaker body 1, the Bluetooth module 6 in the wearing frame 3 is paired and connected with the Bluetooth module 6 in the loudspeaker body 1, and then a user can wear the wearing frame 3 according to own habits for use;

after the use, the loudspeaker body 1, the microphone 2, and the radio module 5 and the bluetooth module 6 inside the wearing frame 3 are respectively closed, and finally, the wearing frame 3 is replaced inside the fixing seat 7 again, and the charging plug 8 is inserted into the charging socket 9.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (6)

1. The utility model provides a teaching is with portable megaphone structure, includes megaphone main part (1) and split type microphone (2), its characterized in that: microphone (2) are installed on wearing frame (3), the internally mounted who wears frame (3) has battery (4), radio module (5) and bluetooth module (6), fixedly connected with and fixing base (7) of wearing frame (3) looks adaptation are gone up in megaphone main part (1), fixedly connected with charging plug (8) on fixing base (7) lower extreme inside wall, it has charging socket (9) to wear to open on frame (3), it has through groove (15) to open on fixing base (7), and fixedly connected with arch (16) on the inside wall of fixing base (7) both sides.

2. A portable loudspeaker construction for teaching as claimed in claim 1, wherein: wear frame (3) and be arc and material arc pole (301) for elastic plastic including the shape, the equal fixed connection installation pole (302) in both ends of arc pole (301), the inside of two installation poles (302) is all opened mounting groove (303), battery (4) are installed in the inside of a mounting groove (303), and the inside at another mounting groove (303) is installed in radio module (5) and bluetooth module (6), the notch department of mounting groove (303) is equipped with end cover (304), the inside of mounting groove (303) is equipped with screwed pipe (305) that are used for the connecting screw, open on end cover (304) have with the countersunk groove of screw looks adaptation.

3. A portable loudspeaker structure for teaching according to claim 2, wherein: and a pressure lever (306) used for limiting the positions of the battery (4), the radio module (5) and the Bluetooth module (6) is fixedly connected to the inner side surface of the end cover (304).

4. A portable loudspeaker structure for teaching according to claim 2, wherein: microphone (2) are soft rubber's connecting pipe (10) and end cover (304) interconnect through the material, and the inside iron wire (11) that can produce deformation that are equipped with of lateral wall of connecting pipe (10), fixedly connected with wire on microphone (2), and the wire passes connecting pipe (10) and end cover (304) and radio module (5) interconnect.

5. A portable loudspeaker construction for teaching as claimed in claim 4, wherein: the outer end of two installation pole (302) all is equipped with cloth cover (12), the open end fixedly connected with material of cloth cover (12) presss from both sides (13) for elastoplast, and is located to open on the cloth cover (12) of the installation pole (302) outside of installing radio module (5) has the groove of stepping down (14) with connecting pipe (10) looks adaptation.

6. A portable loudspeaker construction for teaching as claimed in claim 1, wherein: the lower terminal surface symmetry of megaphone main part (1) is opened flutedly (17), the inside of recess (17) articulates through connecting axle (19) has changes board (18), the length of changeing board (18) is less than the length of recess (17), changes board (18) and keeps away from the one end of connecting axle (19) and flushes with the side of megaphone main part (1), and two change board (18) and locate to be the circumference symmetry with the center of terminal surface under megaphone main part (1).

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