CN218103138U

CN218103138U - Emergency broadcast platform

Info

Publication number: CN218103138U
Application number: CN202221891130.5U
Authority: CN
Inventors: 温高; 侯妍
Original assignee: Guangzhou Goalwoo Electronics Technology Co ltd
Current assignee: Guangzhou Goalwoo Electronics Technology Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-12-20
Anticipated expiration: 2032-07-21

Abstract

The utility model discloses an emergency broadcasting platform, including mounting platform and two parallel arrangement have PMKD, the symmetrical fixedly connected with link in both ends around the mounting platform top left end, two the relative one side upper end swing joint of link has emergency broadcasting, the right-hand member middle part fixedly connected with second fixing base at mounting platform top, the first fixing base of left end middle part fixedly connected with at emergency broadcasting top, relative one side of first fixing base and second fixing base is rotated and is connected with one-way lead screw, the spacing groove has been seted up with one-way lead screw's corresponding department to emergency broadcasting top right-hand member. This emergent broadcast platform, bracing piece, first screw thread movable block, one-way lead screw, spacing groove, the motor that can conveniently adjust emergent broadcast's inclination through mutually supporting of setting up, and then be convenient for adjust the use according to the demand, the setting of U-shaped protective housing is convenient for protect motor and one-way lead screw, has reduced the corrosion.

Description

Emergency broadcast platform

Technical Field

The utility model relates to an emergency broadcasting field, in particular to emergency broadcasting platform.

Background

The emergency broadcast platform is an effective medium for dealing with various natural disasters and artificial disasters, and broadcasts information through a self power amplifier loudspeaker to achieve the purpose of emergency information transmission.

The emergency broadcast platform has the advantages that the emergency broadcast platform plays an extremely main role in a fire control management system, when a fire disaster occurs, an emergency broadcast signal sound source device sends out, after the power amplifier amplifies the sound, the module is switched to a sound box in a designated area to realize emergency broadcast, the fire control emergency broadcast platform mainly comprises the sound source device, the power amplifier, an output module, a sound box and other devices, the main function of the emergency broadcast platform is to provide a rapid and quick information transmission channel, the broadcast information is published at the first time when the fire disaster occurs, the fire disaster information or the harm possibly caused by the fire disaster is transmitted to the hands of people, the people are evacuated in time, the life safety of people is guaranteed, and the loss of lives and properties is reduced to the minimum.

In chinese utility model patent application no: an explosion-proof fire emergency broadcasting device is disclosed in CN201921263680.0, the device includes the procapsid, the one end of procapsid is fixed with the horn, the oscillator protection casing is installed to the other end of horn, one side of oscillator protection casing is provided with ventilative biography sound hole, the inside of oscillator protection casing is provided with the mounting groove, dustproof curtain has been placed to the inside of mounting groove, the bottom mounting of dustproof curtain has the fixed plate, the surface mounting of procapsid has the support, the procapsid passes through fastening screw with the support and fixes, the internally mounted of procapsid has thermal-insulated ring, the inboard that thermal-insulated ring is fixed with the baffle, the other end of procapsid is fixed with the back casing, the back casing is including crossing the cab apron, cross the one end of cab apron and install the connecting plate. The device often installs in the eminence, and the angle then can't be convenient adjusts in case the installation back, can not change according to actual demand, and the device does not possess quick dismantlement structure simultaneously, can not realize quick dismantlement and maintain.

Therefore, there is a need for an emergency broadcast platform to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides emergent broadcast platform, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the emergency broadcasting platform comprises an installation platform and two fixing bottom plates which are arranged in parallel, wherein connecting frames are symmetrically and fixedly connected to the front end and the rear end of the left end of the top of the installation platform, the upper ends of the opposite sides of the two connecting frames are movably connected with emergency broadcasting, the middle part of the right end of the top of the installation platform is fixedly connected with a second fixing seat, the middle part of the left end of the top of the emergency broadcasting is fixedly connected with a first fixing seat, the opposite sides of the first fixing seat and the second fixing seat are rotatably connected with a one-way lead screw, a limiting groove is formed in the position, corresponding to the right end of the top of the emergency broadcasting, of the one-way lead screw, a motor is arranged on the left side of the first fixing seat, a first threaded moving block is in threaded connection with the external threads of the one-way lead screw, a U-shaped protective shell is symmetrically and fixedly connected to the left side and the right side of the upper end of the moving block of the first threaded lead screw, and a supporting rod is hinged to the top of the first threaded moving block;

the top of two PMKD is symmetry fixedly connected with backup pad, the left and right sides both ends symmetry fixedly connected with installation piece of mounting platform bottom, two the mounting groove has been seted up to the top symmetry of backup pad, the first cavity has been seted up to the lower extreme inside of backup pad, the inner chamber of first cavity rotates and is connected with two-way lead screw, the one end of two-way lead screw is provided with the hand wheel, the both ends threaded connection of two-way lead screw has the second screw thread movable block, the upper end lateral wall fixedly connected with fixed block of second screw thread movable block, the second cavity has been seted up to the bottom of installation piece, the fixed slot has been seted up to lateral wall symmetry around the second cavity inner chamber.

Preferably, one end of the support rod, which is far away from the first thread moving block, is hinged to the side wall of the emergency broadcast, and the lower end of the first thread moving block is connected to the inner cavity of the limiting groove in a sliding mode.

Preferably, the left end of the one-way screw rod is connected with the output end of the motor through a coupler, and the second fixing seat, the first fixing seat, the motor and the one-way screw rod are all located in the inner cavity of the U-shaped protective shell.

Preferably, the installation block is inserted into the inner cavity of the installation groove, the installation block is attached to and slidably connected with the inner cavity of the installation groove, and the top of the support plate is attached to the bottom of the installation platform.

Preferably, the front end of the bidirectional screw rod extends to the outer side of the supporting plate, the upper end of the second threaded moving block is connected to the inner cavity of the second cavity in a sliding mode, and the side wall of the lower end of the second threaded moving block is attached to and connected with the inner wall of the first cavity in a sliding mode.

Preferably, the fixed block is inserted in the inner cavity of the fixed groove, and the fixed block is attached to the inner wall of the fixed groove and is in sliding connection with the inner wall of the fixed groove.

Advantageous effects

Compared with the prior art, the utility model provides an emergency broadcasting platform possesses following beneficial effect:

1. this emergent broadcast platform, bracing piece, first screw thread movable block, one-way lead screw, spacing groove, the motor that can conveniently adjust emergent broadcast's inclination through mutually supporting of setting up, and then be convenient for adjust the use according to the demand, the setting of U-shaped protective housing is convenient for protect motor and one-way lead screw, has reduced the corrosion, and the spacing groove is convenient for lead one-way lead screw.

2. This emergency broadcasting platform, through the backup pad, hand wheel, two-way lead screw, installation piece, mounting groove, second screw thread movable block, fixed block, the fixed slot that set up mutually support can be easy to assemble platform's dismantlement, and then be convenient for pull down the maintenance to emergency broadcasting, convenient operation, the steadiness is high, compares traditional a plurality of bolts and installs more convenient quick.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the U-shaped protective casing of the present invention after being removed;

FIG. 3 is a schematic structural view of the U-shaped protective housing of the present invention;

fig. 4 is a schematic sectional view of the joint between the mounting platform and the supporting plate of the present invention.

In the figure: 1. emergency broadcasting; 2. mounting a platform; 3. a connecting frame; 4. a U-shaped protective housing; 5. a support bar; 6. a first threaded moving block; 7. a support plate; 8. fixing a bottom plate; 9. a hand wheel; 10. a first fixed seat; 11. a second fixed seat; 12. a limiting groove; 13. a motor; 14. a one-way screw rod; 15. a first cavity; 16. mounting grooves; 17. mounting a block; 18. a second cavity; 19. a fixing groove; 20. a second threaded moving block; 21. a fixed block; 22. two-way lead screw.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, an emergency broadcasting platform comprises a mounting platform 2 and two parallel fixed bottom plates 8, the front end and the rear end of the left end of the top of the mounting platform 2 are symmetrically and fixedly connected with connecting frames 3, the upper ends of the opposite sides of the two connecting frames 3 are movably connected with an emergency broadcast 1, the middle part of the right end of the top of the mounting platform 2 is fixedly connected with a second fixed seat 11, the middle part of the left end of the top of the emergency broadcast 1 is fixedly connected with a first fixed seat 10, the opposite sides of the first fixed seat 10 and the second fixed seat 11 are rotatably connected with a one-way lead screw 14, the left end of the one-way lead screw 14 is connected with the output end of a motor 13 through a coupler, the right end of the top of the emergency broadcast 1 is provided with a limit groove 12 corresponding to the one-way lead screw 14, the limit groove 12 facilitates guiding the one-way lead screw 14, the left side of the first fixed seat 10 is provided with the motor 13, the outer thread of the one-way lead screw 14 is connected with a first thread moving block 6, the left and right sides of the upper end of the first thread moving block 6 are symmetrically and fixedly connected with a U-shaped protection shell 4, the second fixed seat 11, the first thread moving block 6 is hinged with a screw rod 5, the first screw rod 14, the protecting shell, the supporting rod is hinged with the first screw rod 14, the protecting shell 6, the protecting shell, the supporting rod 14, the emergency broadcast supporting rod is hinged with the emergency broadcast supporting rod 5, the emergency broadcast supporting rod 14, the top parts of the two fixed bottom plates 8 are symmetrically and fixedly connected with supporting plates 7, the top parts of the supporting plates 7 are attached to the bottom part of the mounting platform 2, the left end and the right end of the bottom part of the mounting platform 2 are symmetrically and fixedly connected with mounting blocks 17, the top parts of the two supporting plates 7 are symmetrically provided with mounting grooves 16, the mounting blocks 17 are inserted into inner cavities of the mounting grooves 16, the mounting blocks 17 are attached to the inner cavities of the mounting grooves 16 in a sliding manner, a first cavity 15 is formed in the lower end of each supporting plate 7, the inner cavity of the first cavity 15 is rotatably connected with a bidirectional screw rod 22, the front end of the bidirectional screw rod 22 extends to the outer side of the supporting plate 7, one end of the bidirectional screw rod 22 is provided with a hand wheel 9, two ends of the bidirectional screw rod 22 are in threaded connection with second threaded moving blocks 20, and the upper ends of the second threaded moving blocks 20 are in sliding connection with the inner cavities of the second cavities 18, the lower extreme lateral wall of second screw thread movable block 20 and the inner wall laminating and the sliding connection of first cavity 15, the upper end lateral wall fixedly connected with fixed block 21 of second screw thread movable block 20, second cavity 18 has been seted up to the bottom of installation piece 17, fixed slot 19 has been seted up to the front and back lateral wall symmetry of second cavity 18 inner chamber, fixed block 21 is inserted and is located the inner chamber of fixed slot 19, fixed block 21 and the inner wall laminating and the sliding connection of fixed slot 19, backup pad 7 through setting up, hand wheel 9, two-way lead screw 22, installation piece 17, mounting groove 16, second screw thread movable block 20, fixed block 21, the mutually supporting of fixed slot 19 can facilitate the dismantlement of mounting platform 2, and then be convenient for pull down emergency broadcasting 1 and maintain, and convenient for operation, the steadiness is high, it is more convenient quick to compare traditional a plurality of bolts and install.

It should be noted that, the utility model is an emergency broadcast platform, when in use, the mutual cooperation of the support rod 5, the first thread moving block 6, the one-way screw mandrel 14, the limit groove 12 and the motor 13 can conveniently adjust the inclination angle of the emergency broadcast 1, specifically, the motor 13 drives the one-way screw mandrel 14 to rotate, the one-way screw mandrel 14 drives the first thread moving block 6 to displace, the first thread moving block 6 drives the emergency broadcast 1 to change the inclination angle through the support rod 5, thereby being convenient for adjusting and using according to the requirement, the arrangement of the U-shaped protective shell 4 is convenient for protecting the motor 13 and the one-way screw mandrel 14, the corrosion is reduced, the limit groove 12 is convenient for guiding the one-way screw mandrel 14, in backup pad 7, the hand wheel 9, two-way lead screw 22, the installation piece 17, mounting groove 16, second screw movable block 20, fixed block 21, the mutually supporting of fixed slot 19 can make things convenient for the dismantlement of mounting platform 2, it is specific, two hand wheels 9 of anticlockwise rotation drive two-way lead screw 22 and rotate during the dismantlement, two second screw movable blocks 20 that two-way lead screw 22 drove every group are close to the displacement mutually, second screw movable block 20 drives fixed block 21 and breaks away from the inner chamber of fixed slot 19, last will install piece 17 take out from the inner chamber of mounting groove 16 can, and then be convenient for pull down maintenance to emergency broadcasting 1, carry out fixed mounting in suitable position to the device through PMKD 8, later maintenance need not to dismantle PMKD 8, only need dismantle mounting platform 2 can, and convenient for operation, the steadiness is high, it is convenient quick more convenient to compare traditional a plurality of bolts and install.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Emergent broadcast platform has PMKD (8), its characterized in that including mounting platform (2) and two parallel arrangement: the front end and the rear end of the left end of the top of the mounting platform (2) are symmetrically and fixedly connected with connecting frames (3), the upper ends of the two opposite sides of the connecting frames (3) are movably connected with an emergency broadcast (1), the middle part of the right end of the top of the mounting platform (2) is fixedly connected with a second fixing seat (11), the middle part of the left end of the top of the emergency broadcast (1) is fixedly connected with a first fixing seat (10), the opposite sides of the first fixing seat (10) and the second fixing seat (11) are rotatably connected with a one-way screw rod (14), a limiting groove (12) is formed in the position, corresponding to the one-way screw rod (14), of the right end of the top of the emergency broadcast (1), a motor (13) is arranged on the left side of the first fixing seat (10), the outer thread of the one-way screw rod (14) is connected with a first thread moving block (6), the U-shaped protective shell (4) is symmetrically and fixedly connected to the left side and the right side of the upper end of the first thread moving block (6), and a support rod (5) is hinged to the top of the first thread moving block (6);

the top of the two fixed bottom plates (8) is symmetrically and fixedly connected with supporting plates (7), the left end and the right end of the bottom of the mounting platform (2) are symmetrically and fixedly connected with mounting blocks (17), the top of the two supporting plates (7) is symmetrically provided with mounting grooves (16), a first cavity (15) is formed in the lower end of each supporting plate (7), an inner cavity of each first cavity (15) is rotatably connected with a bidirectional screw rod (22), one end of each bidirectional screw rod (22) is provided with a hand wheel (9), two ends of each bidirectional screw rod (22) are in threaded connection with a second threaded moving block (20), the upper side wall of each second threaded moving block (20) is fixedly connected with a fixed block (21), the bottom of each mounting block (17) is provided with a second cavity (18), and the front side wall and the rear side wall of the inner cavity of each second cavity (18) are symmetrically provided with fixing grooves (19).

2. The emergency broadcast platform of claim 1, wherein: one end, far away from the first threaded moving block (6), of the support rod (5) is hinged to the side wall of the emergency broadcast (1), and the lower end of the first threaded moving block (6) is connected to the inner cavity of the limiting groove (12) in a sliding mode.

3. The emergency broadcast platform of claim 1, wherein: the left end of the one-way screw rod (14) is connected with the output end of the motor (13) through a coupler, and the second fixing seat (11), the first fixing seat (10), the motor (13) and the one-way screw rod (14) are all located in the inner cavity of the U-shaped protective shell (4).

4. The emergency broadcast platform of claim 2, wherein: the mounting block (17) is inserted into the inner cavity of the mounting groove (16), the mounting block (17) is attached to the inner cavity of the mounting groove (16) in a sliding mode, and the top of the supporting plate (7) is attached to the bottom of the mounting platform (2).

5. The emergency broadcast platform of claim 2, wherein: the front end of the bidirectional screw rod (22) extends to the outer side of the supporting plate (7), the upper end of the second thread moving block (20) is connected to the inner cavity of the second cavity (18) in a sliding mode, and the side wall of the lower end of the second thread moving block (20) is attached to and connected with the inner wall of the first cavity (15) in a sliding mode.

6. The emergency broadcast platform of claim 2, wherein: the fixing block (21) is inserted into the inner cavity of the fixing groove (19), and the fixing block (21) is attached to the inner wall of the fixing groove (19) and is in sliding connection with the inner wall of the fixing groove.