CN212992543U

CN212992543U - Broadcast device for propagation

Info

Publication number: CN212992543U
Application number: CN202022136752.4U
Authority: CN
Inventors: 刘磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-04-16
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a broadcasting device for propagation, which comprises a base, wherein one side of the bottom of the base is provided with two symmetrically distributed moving wheels, the other side of the bottom of the base is provided with two symmetrically distributed supporting legs, the base is of a cavity structure with an opening at the top end, the opening of the base is connected with a movable seat in a sliding way, and the inner cavity of the base is provided with a lifting mechanism which is used for driving the movable seat to move up and down, the top end of the movable seat is fixedly connected with a shell, when in use, the device is inclined to one side of the moving wheels by pulling a handle, so that the device can be pulled to move on the ground, the device is convenient to move, the labor is saved, the supporting legs are contacted with the ground by righting the device, the device is fixed on the ground, and the inside of the shell can be ventilated and radiated by the arranged, therefore, the heat dissipation can be carried out on the electronic elements such as the loudspeaker and the like, and the service life is prolonged.

Description

Broadcast device for propagation

Technical Field

The utility model relates to a new media is propagated and is used propaganda device technical field, specifically is a broadcast device is used in propagation.

Background

With the continuous development of the times, media forms are gradually increased, besides traditional media such as newspapers, broadcasts, televisions and the like, network media, mobile phone media, digital televisions and the like are added, and new media cover all digital media forms.

Present current broadcast device generally is fixed knot structure, can not highly adjust it, and the flexibility is relatively poor, and people not convenient for use, in addition, current broadcast device leads to the speaker to be blockked up by the dust because its speaker mostly is located the outside, along with the time lapse easily, and the heat dissipation is relatively poor, influences the life of device.

Disclosure of Invention

An object of the utility model is to provide a broadcast device is used in propagation 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 broadcast device for propagation comprises a base, wherein one side of the bottom of the base is provided with two symmetrically distributed moving wheels, the other side of the bottom of the base is provided with two symmetrically distributed supporting legs, the base is of a cavity structure with an opening at the top end, the opening of the base is connected with a movable seat in a sliding way, the inner cavity of the base is provided with a lifting mechanism, the lifting mechanism is used for driving the movable seat to move up and down, the top end of the movable seat is fixedly connected with a shell, the upper surface of the shell and the moving wheels are provided with a handle at the same side, one side of the inner cavity of the shell is provided with a loudspeaker, the outer wall of the shell at one side of the loudspeaker is provided with an opening, a fixed frame is arranged in the opening, the surface of the fixed frame is provided with a, and the inner cavity of the shell is also provided with a storage battery, when in use, the device is inclined towards one side of the movable wheel by pulling the handle, so that the device can be pulled to move on the ground, the device is convenient to move, labor is saved, the device is righted, so that the supporting legs are contacted with the ground, the device is fixed on the ground, the inside of the shell can be ventilated and radiated by the arranged radiating fan, electronic elements such as a loudspeaker and the like can be radiated, the service life is prolonged, the phenomenon of pollution caused by external dust entering the shell can be effectively prevented by the arranged dustproof net, when the device is not needed to be used, the protective cover is covered at the fixed frame, so that the dustproof net is positioned in the fixed frame, the dustproof net can be effectively prevented from being blocked by the dust, and the height of the shell can be adjusted by the arranged lifting mechanism, thereby increasing the flexibility of the device.

As a further aspect of the present invention: the lifting mechanism comprises a motor, the motor is fixedly installed in the middle of the bottom of the inner cavity of the base, the shaft portion of the motor is connected with a screw rod, a threaded hole is formed in the middle of the bottom of the movable seat and corresponds to the screw rod, the length of the threaded hole is equal to or larger than that of the screw rod, the screw rod is made to rotate through a starting motor, and therefore the movable seat is made to move up and down, and the height of the shell is adjusted.

As a further aspect of the present invention: the four sides surface middle part of sliding seat all is provided with the slide, the base inner wall corresponds with the slide all around and is provided with the spout, slide and spout sliding connection have played limiting displacement to the sliding seat through the cooperation between slide and the spout for the sliding seat is more firm.

As a further aspect of the present invention: the utility model discloses a fixing frame, including the casing, the casing is provided with the opening, the opening is located the opening part and is provided with the socket, the socket is linked together with the opening, the size of socket is identical with the size of fixed frame, the upper and lower both sides and the draw-in groove sliding connection of fixed frame, just the upper and lower both sides size of fixed frame is identical with the size of draw-in groove, through the setting of draw-in groove, has played fixed action to fixed frame.

As a further aspect of the present invention: the fixed frame is located outside one end and is provided with the baffle, the baffle size is greater than the size of socket, just the surface of baffle is provided with the handle, through the socket that sets up, is convenient for dismantle fixed frame and install to be convenient for clean the dust screen on the fixed frame, prolonged life, and can not lead to the fact the influence to the sound propagation of speaker.

As a further aspect of the present invention: open-ended both sides all are provided with the movable groove, the both sides and the movable groove correspondence of protecting cover are provided with spacing limit, spacing limit and movable groove sliding connection, just the protecting cover bottom is provided with the sealed limit, the sealed limit contacts with the casing surface, the open-ended top is provided with inhales iron plate, the protecting cover is made for metal material, through the movable groove that sets up and inhale iron plate, when sliding the protecting cover to the opening part, the top of protecting cover with inhale iron plate together to fix the protecting cover, thereby with the dust screen panel inside the protecting cover, avoid the dust screen to cause the jam.

As a further aspect of the present invention: the casing inner chamber is provided with singlechip and temperature sensor, the singlechip respectively with temperature sensor and radiator fan electric connection, when the temperature through in the casing is higher than the setting value, temperature sensor gives the singlechip with signal transmission, and singlechip control radiator fan work to heat dissipation of blowing is inside to the casing, when the temperature is less than the setting value, singlechip control radiator fan stop work, thereby makes the device not only have good radiating effect, still has energy-conserving effect.

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

1. when in use, the device is inclined to one side of the moving wheel by pulling the handle, so that the device can be pulled to move on the ground, thereby being convenient to move and saving labor, and the supporting legs are contacted with the ground by righting the device, thereby the device is fixed on the ground, the inside of the shell can be ventilated and radiated by the arranged radiating fan, thereby radiating electronic elements such as a loudspeaker and the like, prolonging the service life, and through the arranged dustproof net, can effectively prevent the pollution caused by the external dust entering the shell, when the device is not needed to be used, the protective cover is covered on the fixed frame, thereby make the dust screen be located fixed frame inside, can effectively prevent that the dust screen from being blockked up by the dust, through the elevating system who sets up, can highly adjusting of casing to the device's flexibility has been improved.

2. Through the cooperation between slide and the spout, played limiting displacement to the sliding seat for the sliding seat is more firm, through the socket that sets up, is convenient for dismantle fixed frame and install, thereby is convenient for clean the dust screen on the fixed frame, has prolonged life, and can not lead to the fact the influence to the sound propagation of speaker.

3. When the temperature in the shell is higher than the set value, the temperature sensor transmits a signal to the single chip microcomputer, and the single chip microcomputer controls the heat dissipation fan to work, so that the heat dissipation of blowing is carried out inside the shell, and when the temperature is lower than the set value, the single chip microcomputer controls the heat dissipation fan to stop working, so that the device not only has a good heat dissipation effect, but also has an energy-saving effect.

Drawings

Fig. 1 is a schematic structural diagram of a broadcasting device for broadcasting.

Fig. 2 is a schematic diagram of an internal structure of a broadcasting device for broadcasting.

Fig. 3 is a connection diagram of a fixed frame and an opening in a broadcasting device for propagation.

Fig. 4 is a schematic structural diagram of a protective cover in a broadcasting device for broadcasting.

In the figure: 1. a base; 2. a moving wheel; 3. supporting legs; 4. a movable seat; 5. a slide plate; 6. a housing; 7. a speaker; 8. a handle; 9. a fixing frame; 10. a dust screen; 11. a protective cover; 12. an iron absorbing plate; 13. a chute; 14. a threaded hole; 15. a storage battery; 16. a heat radiation fan; 17. a temperature sensor; 18. an opening; 19. a card slot; 20. a movable groove; 21. a baffle plate; 22. a socket; 23. sealing the edges; 24. a motor; 25. a screw; 26. and (7) limiting the edge.

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, in the embodiment of the present invention, a broadcasting device for transmission comprises a base 1, two moving wheels 2 symmetrically distributed are disposed on one side of the bottom of the base 1, two supporting legs 3 symmetrically distributed are disposed on the other side of the bottom of the base 1, the base 1 is a cavity structure with an open top, a movable seat 4 is slidably connected to an opening of the base 1, an elevating mechanism is disposed in an inner cavity of the base 1, the elevating mechanism is used for driving the movable seat 4 to move up and down, a housing 6 is fixedly connected to the top of the movable seat 4, a handle 8 is disposed on the upper surface of the housing 6 at the same side as the moving wheels 2, a speaker 7 is disposed on one side of the inner cavity of the housing 6, a fixed frame opening 18 is disposed on the outer wall of the housing 6 at one side of the speaker 7, a frame 9 is disposed, and the outer side wall of the shell 6 at the opening 18 is connected with a protecting cover 11 in a sliding way, a heat radiation fan 16 is arranged on one side of the inner cavity of the shell 6 opposite to the loudspeaker 7, and a storage battery 15 is also arranged in the inner cavity of the shell 6.

When the device is used, the handle 8 is pulled to enable the device to incline to one side of the movable wheel 2, so that the device can be pulled to move on the ground, the device can be conveniently moved, labor is saved, the supporting legs 3 are in contact with the ground by righting the device, so that the device is fixed on the ground, the inside of the shell 6 can be ventilated and radiated by the arranged radiating fan 16, electronic elements such as a loudspeaker 7 and the like can be radiated, the service life is prolonged, external dust can be effectively prevented from entering the inside of the shell 6 to cause pollution by the arranged dust screen 10, when the device is not needed to be used, the protective cover 11 is covered on the fixed frame 9, so that the dust screen 10 is positioned inside the fixed frame 9, the dust screen 10 can be effectively prevented from being blocked by dust, and the height of the shell 6 can be adjusted by the arranged lifting mechanism, thereby increasing the flexibility of the device.

The lifting mechanism comprises a motor 24, the motor 24 is fixedly installed in the middle of the bottom of the inner cavity of the base 1, a screw rod 25 is connected to the shaft portion of the motor 24, a threaded hole 14 is correspondingly formed in the middle of the bottom of the movable seat 4 and the screw rod 25, and the length of the threaded hole 14 is equal to or greater than that of the screw rod 25.

By activating the motor 24, the screw 25 is rotated, so that the movable seat 4 moves up and down, thereby adjusting the height of the housing 6.

Four sides of sliding seat 4 all are provided with slide 5 in the middle part of the surface, base 1 inner wall all around is provided with spout 13 with slide 5 correspondence, slide 5 and spout 13 sliding connection.

Through the cooperation between slide 5 and spout 13, played limiting displacement to sliding seat 4 for sliding seat 4 is more firm.

The upper and lower both sides of opening 18 all are provided with draw-in groove 19, just the back of casing 6 is located opening 18 department and is provided with socket 22, socket 22 is linked together with opening 18, the size of socket 22 is identical with the size of fixed frame 9, the upper and lower both sides and the draw-in groove 19 sliding connection of fixed frame 9, just the upper and lower both sides size of fixed frame 9 is identical with the size of draw-in groove 19.

Through the setting of draw-in groove 19, fixed effect has been played to fixed frame 9.

The fixed frame 9 is located outside one end and is provided with baffle 21, the size of baffle 21 is greater than the size of socket 22, just the surface of baffle 21 is provided with the handle.

Through the socket 22 that sets up, be convenient for dismantle fixed frame 9 with the installation to be convenient for clean the dust screen 10 on fixed frame 9, prolonged life, and can not lead to the fact the influence to the sound propagation of speaker 7.

Both sides of opening 18 all are provided with movable groove 20, the both sides of protecting cover 11 correspond with movable groove 20 and are provided with spacing limit 26, spacing limit 26 and movable groove 20 sliding connection, just 11 bottoms of protecting cover are provided with sealed limit 23, sealed limit 23 and the surface contact of casing 6, the top of opening 18 is provided with inhales iron plate 12, protecting cover 11 is made for metal material.

Through the movable slot 20 that sets up and inhale indisputable board 12, when sliding protecting cover 11 to opening 18 department, the top of protecting cover 11 with inhale indisputable board 12 and inhale together to fix protecting cover 11, thereby cover dust screen 10 inside protecting cover 11, avoid dust screen 10 to cause the jam.

The inner cavity of the shell 6 is provided with a single chip microcomputer and a temperature sensor 17, and the single chip microcomputer is electrically connected with the temperature sensor 17 and the cooling fan 16 respectively.

When the temperature in the shell 6 is higher than the set value, the temperature sensor 17 transmits a signal to the single chip microcomputer, the single chip microcomputer controls the heat radiation fan 16 to work, so that air is blown to dissipate heat inside the shell 6, and when the temperature is lower than the set value, the single chip microcomputer controls the heat radiation fan 16 to stop working, so that the device not only has a good heat dissipation effect, but also has an energy-saving effect.

The utility model discloses a theory of operation is:

when the device is used, the handle 8 is pulled to enable the device to incline to one side of the movable wheel 2, so that the device can be pulled to move on the ground, the device can be conveniently moved, labor is saved, the supporting legs 3 are in contact with the ground by righting the device, so that the device is fixed on the ground, the inside of the shell 6 can be ventilated and radiated by the arranged radiating fan 16, electronic elements such as a loudspeaker 7 and the like can be radiated, the service life is prolonged, external dust can be effectively prevented from entering the inside of the shell 6 to cause pollution by the arranged dust screen 10, when the device is not needed to be used, the protective cover 11 is covered on the fixed frame 9, so that the dust screen 10 is positioned inside the fixed frame 9, the dust screen 10 can be effectively prevented from being blocked by dust, and the height of the shell 6 can be adjusted by the arranged lifting mechanism, thereby improving the flexibility of the device, playing a limiting role on the movable seat 4 through the matching between the sliding plate 5 and the sliding groove 13, leading the movable seat 4 to be more stable, being convenient for the fixed frame 9 to be disassembled and installed through the arranged socket 22, thereby being convenient for the dust screen 10 on the fixed frame 9 to be cleaned, prolonging the service life, and not influencing the sound transmission of the loudspeaker 7, leading the top end of the protecting cover 11 to be sucked with the iron sucking plate 12 through the arranged movable groove 20 and the iron sucking plate 12 when the protecting cover 11 is slid to the opening 18, thereby fixing the protecting cover 11, leading the dust screen 10 to be covered inside the protecting cover 11, avoiding the dust screen 10 to be blocked, leading the temperature sensor 17 to transmit a signal to the single chip microcomputer when the temperature in the shell 6 is higher than a set value, leading the single chip microcomputer to control the heat dissipation fan 16 to work, thereby blowing and dissipating heat inside the shell 6, when the temperature is lower than the set value, the singlechip controls the cooling fan 16 to stop working, so that the device not only has a good cooling effect, but also has an energy-saving effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The broadcasting device for propagation comprises a base (1) and is characterized in that two symmetrically distributed moving wheels (2) are arranged on one side of the bottom of the base (1), two symmetrically distributed supporting legs (3) are arranged on the other side of the bottom of the base (1), the base (1) is of a cavity structure with an open top end, a movable seat (4) is connected to an opening of the base (1) in a sliding manner, an elevating mechanism is arranged in an inner cavity of the base (1) and used for driving the movable seat (4) to move up and down, a shell (6) is fixedly connected to the top end of the movable seat (4), a handle (8) is arranged on the same side of the upper surface of the shell (6) and the moving wheels (2), a loudspeaker (7) is arranged on one side of the inner cavity of the shell (6), an opening (18) is arranged on the outer wall of the shell (6, be provided with fixed frame (9) in opening (18), fixed frame (9) surface is provided with dust screen (10), just lateral wall sliding connection that casing (6) are located opening (18) department has protecting cover (11), casing (6) inner chamber and speaker (7) relative one side are provided with radiator fan (16), just casing (6) inner chamber still is provided with battery (15).

2. The broadcasting device for propagation according to claim 1, wherein the lifting mechanism comprises a motor (24), the motor (24) is fixedly installed at the middle part of the bottom of the inner cavity of the base (1), a screw rod (25) is connected to the shaft part of the motor (24), a threaded hole (14) is formed in the middle part of the bottom of the movable seat (4) corresponding to the screw rod (25), and the length of the threaded hole (14) is equal to or greater than the length of the screw rod (25).

3. The broadcasting device for propagation according to claim 1, wherein the sliding plates (5) are respectively arranged at the middle parts of the four surfaces of the movable seat (4), the sliding grooves (13) are correspondingly arranged on the inner walls of the periphery of the base (1) and the sliding plates (5), and the sliding plates (5) are slidably connected with the sliding grooves (13).

4. The broadcasting device for propagation according to claim 1, wherein the upper and lower sides of the opening (18) are provided with slots (19), and the back of the housing (6) is provided with a socket (22) at the opening (18), the socket (22) is communicated with the opening (18), the size of the socket (22) is matched with the size of the fixed frame (9), the upper and lower sides of the fixed frame (9) are slidably connected with the slots (19), and the size of the upper and lower sides of the fixed frame (9) is matched with the size of the slots (19).

5. A broadcasting device for spreading according to claim 1, wherein the fixing frame (9) is provided with a baffle (21) at one end of the outer side, the size of the baffle (21) is larger than that of the insertion opening (22), and the surface of the baffle (21) is provided with a handle.

6. The broadcasting device for propagation according to claim 1, wherein the two sides of the opening (18) are provided with movable grooves (20), the two sides of the protecting cover (11) are provided with limiting edges (26) corresponding to the movable grooves (20), the limiting edges (26) are slidably connected with the movable grooves (20), the bottom of the protecting cover (11) is provided with a sealing edge (23), the sealing edge (23) is in surface contact with the casing (6), the iron absorbing plate (12) is arranged above the opening (18), and the protecting cover (11) is made of metal material.

7. The broadcasting device for propagation according to claim 1, wherein the inner cavity of the housing (6) is provided with a single chip microcomputer and a temperature sensor (17), and the single chip microcomputer is electrically connected with the temperature sensor (17) and the cooling fan (16) respectively.