CN111641894A

CN111641894A - Mobile broadcast sound equipment

Info

Publication number: CN111641894A
Application number: CN202010372679.2A
Authority: CN
Inventors: 卢方德
Original assignee: Jiangxi Jisi Electronic Technology Co ltd
Current assignee: Jiangxi Jisi Electronic Technology Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-09-08
Anticipated expiration: 2040-05-06
Also published as: CN111641894B

Abstract

The invention relates to the field of broadcasting equipment, in particular to mobile broadcasting sound equipment which comprises a shell, wherein a storage battery is fixed in the shell, the shell comprises a left shell and a right shell which are symmetrically arranged, the left shell and the right shell are mutually fixed through a plurality of supporting devices, each supporting device comprises a supporting tube and a supporting column, the supporting tube is fixed on the right shell, one end of each supporting column is fixed on the left shell, the other end of each supporting column extends into the supporting tube and is in sliding connection with the supporting tube, a fixed block is also fixed on the right shell, a rack is fixed at the bottom of the fixed block, a mounting plate is fixed on the left shell, a mobile motor is fixed on the mounting plate, a gear which is mutually meshed with the rack is fixed at the output end of the mobile motor, a fixed plate is also fixed between the left shell and the right shell, and a loudspeaker is fixed, and a plurality of fixed tubes are also fixed on the fixed plate. The device can move the loudspeaker to a specified position.

Description

Mobile broadcast sound equipment

[ technical field ] A method for producing a semiconductor device

The invention relates to the field of broadcasting equipment, in particular to mobile broadcasting sound equipment.

[ background of the invention ]

The emergency megaphone equipment is an independent call system consisting of a power supply, a power amplifier, a megaphone, a microphone and the like, and under emergency states of traffic, military police, city management and the like, or natural disasters, emergency events, facility damage, traffic jam, communication interruption, emergency command, evacuation practice, stability maintenance, counter terrorism, rioter relief and the like, due to factors such as radio control, communication interruption or uncertain distribution of target tasks and the like, normal propaganda tools cannot be used for effectively communicating with the masses in the disposal process, usually, the site needs to be shout by being equipped with high-power megaphone equipment so as to transmit messages such as command dispersion and the like, and the purposes of relieving contradictions and controlling situation development are achieved.

The broadcasting equipment is generally fixed at a higher position, but if natural disasters occur or mines collapse, the broadcasting equipment cannot be used due to circuit breakage, the broadcasting or evacuation function cannot be achieved, and when the mines collapse, personnel are trapped inside the mines, outside information cannot be obtained, the delivery of activities is easy, and even the survival belief is abandoned.

The invention is provided for overcoming the defects of the prior art.

[ summary of the invention ]

The invention aims to overcome the defects of the prior art and provides mobile broadcast sound equipment, when a mine collapse occurs, the mobile broadcast sound equipment can move forwards in a narrow space, and encouraged sound is played through the sound equipment, so that the confidence of trapped people is enhanced, and the time is won for rescue.

The invention can be realized by the following technical scheme:

the invention discloses a mobile broadcast audio device, which comprises a shell, wherein a storage battery is fixed in the shell, the shell comprises a left shell and a right shell which are symmetrically arranged, the left shell and the right shell are mutually fixed through a plurality of supporting devices, each supporting device comprises a supporting tube and a supporting column, the supporting tube is fixed on the right shell, one end of the supporting column is fixed on the left shell, the other end of the supporting column extends into the supporting tube and is in sliding connection with the supporting tube, a fixed block is also fixed on the right shell, a rack is fixed at the bottom of the fixed block, a mounting plate is fixed on the left shell, a mobile motor is fixed on the mounting plate, a gear which is mutually meshed with the rack is fixed at the output end of the mobile motor, a fixed plate is also fixed between the left shell and the right shell, a loudspeaker is fixed on the fixed plate, and a plurality of fixed tubes are also fixed, the two sides of the fixed pipe are fixed with fixed columns, one end of each fixed column at the two ends of the fixed pipe, which is far away from the fixed pipe, is fixed on the shell, the other end of each fixed column extends into the fixed pipe and is in sliding connection with the fixed pipe, the left shell and the right shell are fixed with a moving device, the moving device comprises a support plate fixed in the shell, a lifting motor is fixed on the support plate, a screw rod is fixed at the output end of the lifting motor, a screwed pipe in threaded connection with the screw rod is fixed on the screw rod, the screwed pipe penetrates through the shell and is in sliding connection with the shell, an installation block is fixed at the bottom of the screwed pipe, a connecting rod penetrating through the installation block and in rotating connection with the installation block is fixed on the installation block, wheels are fixed on the connecting rod in the installation block, a connecting plate is fixed on the screwed pipe, and a rotating motor is, the motor is characterized in that a rotating shaft is fixed to the output end of the rotating motor, a first conical tooth is fixed to the bottom of the rotating shaft, a second conical tooth meshed with the first conical tooth is fixed to a position, corresponding to the first conical tooth, of the connecting rod, a sliding rod is further fixed to the shell, and the sliding rod penetrates through the connecting plate and is connected with the connecting plate in a sliding mode. When the device is used, the mobile motor is started, the mobile motor drives the gear to rotate, because the gear and the rack are mutually meshed, the rack pushes the right shell to be away from the left shell when the gear rotates, the support column is drawn out from the support tube, when the left shell and the right shell are mutually separated, the fixed columns at two ends of the fixed tube are slowly drawn out from the fixed tube, after the two fixed columns are drawn to the designated position, the mobile motor stops, the loudspeaker is fixed between the left shell and the right shell after separation, the mobile devices on the shell move forwards, when the mobile devices act, the rotating motor drives the rotating shaft to rotate, the first conical tooth on the rotating shaft rotates along with the rotating shaft, because the first conical tooth is meshed with the second conical tooth, the first conical tooth can drive the connecting rod to rotate, thereby driving the wheel on the connecting rod to rotate, namely realizing the movement of the device, and when a ladder or a boss is found during the movement, the lifting motor is started to lift the wheels contacting with the steps, the device continuously moves forwards, when crossing the steps or the bosses, the lifting motor drives the wheels to descend, if the vehicle meets the need of turning, the wheels in the advancing direction are all lifted, the wheels facing the turning are descended, the corresponding rotating motor drives the descending wheel to rotate, so that the device moves forwards in a curve, the loudspeaker is conveyed to a designated position to make a sound, and particularly when a mine field collapses, because the position of the trapped person can not be accurately positioned and the channel can not be excavated for rescue in time and accurately, the device can be firstly dug into a smaller channel by a machine to be conveyed into the mine hole, moreover, the device can move in a mine tunnel with complex road conditions, and can make a sound after moving to a specified position, so that the confidence of trapped people in the mine tunnel is enhanced.

Preferably, the fixed pipe is further provided with a sliding groove, and the end face of the fixed column in the fixed pipe is fixed with a limiting block in sliding connection with the sliding groove. The two limiting blocks slide to the tail end of the sliding groove and then the motor is moved to stop.

Compared with the prior art, the invention has the following advantages:

1. before the use, left side shell and right side shell interconnect are fixed, and is small, conveniently accomodates and transports to the cave of collapsing, only need set up a little passageway and just can carry the cave inside with this device.

2. The device can move the loudspeaker to a specified position to realize the movement of the loudspeaker.

3. The lifting motor can lift the wheels to realize crossing barriers and moving in a curve, so that the loudspeaker can be guaranteed to move to a specified position in a mine hole with a complex terrain.

[ description of the drawings ]

The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is another angular configuration of the present invention;

FIG. 3 is a bottom view of the present invention;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

in the figure: 1. a left shell; 2. a right shell; 3. supporting a tube; 4. a support pillar; 5. a fixed block; 6. mounting a plate; 7. a rack; 8. a moving motor; 9. a gear; 10. a fixed tube; 11. a storage battery; 12. fixing a column; 13. a fixing plate; 14. a speaker; 15. a chute; 16. a limiting block; 17. a mobile device; 171. a support plate; 172. a lifting motor; 173. a screw rod; 174. a threaded pipe; 175. a connecting plate; 176. a slide bar; 177. mounting blocks; 178. a connecting rod; 179. a wheel; 180. rotating the motor; 181. a rotating shaft; 182. a first conical tooth; 183. a second tapered tooth;

[ detailed description ] embodiments

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings:

as shown in fig. 1 to 4, the present invention discloses a mobile broadcast audio device, which comprises a housing, wherein a storage battery 11 is fixed inside the housing, the housing comprises a left housing 1 and a right housing 2 which are symmetrically arranged, the left housing 1 and the right housing 2 are fixed with each other through a plurality of supporting devices, each supporting device comprises a supporting tube 3 and a supporting column 4, the supporting tube 3 is fixed on the right housing 2, one end of the supporting column 4 is fixed on the left housing 1, the other end of the supporting column 4 extends into the supporting tube 3 and is slidably connected with the supporting tube 3, a fixed block 5 is fixed on the right housing 2, a rack 7 is fixed at the bottom of the fixed block 5, a mounting plate 6 is fixed on the left housing 1, a moving motor 8 is fixed on the mounting plate 6, a gear 9 which is engaged with the rack 7 is fixed at the output end of the moving motor 8, a fixed plate 13 is also fixed between the left housing 1 and the right housing 2, a loudspeaker 14 is fixed, fixed columns 12 are fixed on both sides of a fixed tube 10, one ends of the fixed columns 12 at both ends of the fixed tube 10, which are far away from the fixed tube 10, are fixed on a housing, the other ends of the fixed columns 12 extend into the fixed tube 10 and are in sliding connection with the fixed tube 10, moving devices 17 are fixed on a left housing 1 and a right housing 2, each moving device 17 comprises a support plate 171 fixed in the housing, a lifting motor 172 is fixed on the support plate 171, a screw rod 173 is fixed at the output end of the lifting motor 172, a threaded tube 174 in threaded connection with the screw rod 173 is fixed on the screw rod 173, the threaded tube 174 penetrates through the housing and is in sliding connection with the housing, a mounting block 177 is further fixed at the bottom of the threaded tube 174, a connecting rod 178 penetrating through the mounting block 177 and is in rotating connection with the mounting block 177 is fixed on the mounting block 177, wheels 179 are fixed on the connecting rod 178 inside the mounting block 177, a connecting plate 175 is further fixed on, the output end of the rotating motor 180 is fixed with a rotating shaft 181, the bottom of the rotating shaft 181 is fixed with a first conical tooth 182, a second conical tooth 183 meshed with the first conical tooth 182 is fixed on the connecting rod 178 at a position corresponding to the first conical tooth 182, a sliding rod 176 is also fixed on the housing, and the sliding rod 176 penetrates through the connecting plate 175 and is in sliding connection with the connecting plate 175. When the device is used, the movable motor 8 is started, the movable motor 8 drives the gear 9 to rotate, as the gear 9 is meshed with the rack 7, when the gear 9 rotates, the rack 7 pushes the right shell 2 to be away from the left shell 1, the supporting column 4 is drawn out from the supporting tube 3, when the left shell 1 is separated from the right shell 2, the fixed columns 12 at two ends of the fixed tube 10 are slowly drawn out from the fixed tube 10, after the two fixed columns 12 are drawn to the designated positions, the movable motor 8 stops, the loudspeaker 14 is fixed between the left shell 1 and the right shell 2 after being separated, the loudspeaker 14 moves forwards through a plurality of movable devices 17 on the shells, when the movable devices 17 act, the rotary motor 180 drives the rotating shaft 181 to rotate, the first conical tooth 182 on the rotating shaft 181 rotates along with the rotating shaft 181, as the first conical tooth 182 is meshed with the second conical tooth 183, when the first conical tooth 182 rotates, the connecting rod 178 can be driven to rotate, so as to drive the wheels, namely, the device is moved, when a step or a boss is found in the moving process, the lifting motor 172 is started, the wheel 179 in contact with the step is lifted, the device continuously moves forwards, when the device crosses the step or the boss, the lifting motor 172 drives the wheel 179 to descend, if the device needs to turn, the wheel 179 in the advancing direction is completely lifted, the wheel 179 facing the bend is descended, the corresponding rotating motor 180 drives the wheel 179 to rotate, the device moves forwards in the bend, the loudspeaker 14 is conveyed to the appointed position and then emits sound, particularly when the mine field collapses, because the position where people are trapped cannot be accurately positioned and the through channel cannot be accurately excavated in time for rescue, the device can be firstly dug into a small channel by a machine and conveyed into the mine hole, and the device can move in the mine hole with complicated road conditions, after moving to the designated position, the device makes a sound to enhance the confidence of the trapped people in the mine cavity.

Wherein, still be equipped with spout 15 on the fixed pipe 10, all be fixed with on the fixed column 12 terminal surface of fixed pipe 10 inside with spout 15 sliding connection's stopper 16. The two limit blocks 16 slide to the tail end of the sliding groove 15 and then move the motor 8 to stop.

The above description is only a preferred embodiment of the present invention, and it should be noted that a person skilled in the art can make various changes, modifications, substitutions and alterations to the embodiments without departing from the technical principles of the present invention, and such changes, modifications, substitutions and alterations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a portable broadcast audio equipment, contains the casing, casing inside is fixed with the battery, its characterized in that: the shell comprises a left shell and a right shell which are symmetrically arranged, the left shell and the right shell are mutually fixed through a plurality of supporting devices, each supporting device comprises a supporting tube and a supporting column, the supporting tube is fixed on the right shell, one end of the supporting column is fixed on the left shell, the other end of the supporting column extends into the supporting tube and is in sliding connection with the supporting tube, a fixed block is further fixed on the right shell, a rack is fixed at the bottom of the fixed block, a mounting plate is fixed on the left shell, a moving motor is fixed on the mounting plate, a gear which is mutually meshed with the rack is fixed at the output end of the moving motor, a fixed plate is further fixed between the left shell and the right shell, a loudspeaker is fixed on the fixed plate, a plurality of fixed tubes are further fixed on the fixed plate, fixed columns are fixed on both sides of the fixed tubes, and one ends, far away from the fixed tubes, of, the other end of the fixed column extends into the fixed tube and is in sliding connection with the fixed tube, the left shell and the right shell are both fixed with a moving device, the moving device comprises a support plate fixed in the shell, a lifting motor is fixed on the support plate, a screw rod is fixed at the output end of the lifting motor, a threaded tube in threaded connection with the screw rod is fixed on the screw rod, the threaded tube penetrates through the shell and is in sliding connection with the shell, the bottom of the threaded tube is also fixed with a mounting block, a connecting rod which penetrates through the mounting block and is in rotating connection with the mounting block is fixed on the mounting block, wheels are fixed on the connecting rod in the mounting block, a connecting plate is also fixed on the threaded tube, a rotating motor is fixed on the connecting plate, the output end of the rotating motor is fixed with a rotating shaft, a first conical tooth is fixed at the bottom of the rotating shaft, and a second conical tooth meshed with the first conical tooth is fixed on the connecting rod at a position corresponding, and a sliding rod is further fixed on the shell, penetrates through the connecting plate and is in sliding connection with the connecting plate.

2. A mobile broadcast audio device according to claim 1, wherein: the fixed pipe is also provided with a sliding groove, and the end faces of the fixed columns in the fixed pipe are fixed with limit blocks in sliding connection with the sliding groove.