CN214228261U - Fire control is with quick broadcaster - Google Patents

Abstract

The utility model discloses a quick broadcaster is used in fire control, including shell and broadcast main part, the internally mounted of shell has the long slab, and the bottom nestification of long slab is in the outside of removing the lead screw to remove the lead screw and install the inside at the backup pad, the bottom of long slab is connected with acting as go-between, and the one end of acting as go-between installs the bottom at the expansion network, and acts as go-between and is connected with spacing round, the internally mounted of long slab has positive and negative lead screw, and the top of positive and negative lead screw installs first awl tooth. This quick broadcaster is used in fire control, when broadcasting broadcaster, drive the rectangular plate through removing the lead screw and remove, make the broadcast main part remove the shell outside, the expansion network stretches out and draws back simultaneously, makes things convenient for the broadcast main part to report in the outside of shell, conveniently notifies, finishes reporting the back, inside the broadcast main part removes the shell, makes the expansion network stretch through acting as go-between, has improved the protection to the broadcast main part.

Description

Fire control is with quick broadcaster

Technical Field

The utility model relates to a fire control technical field specifically is a quick broadcaster is used in fire control.

Background

The fire control is that the elimination hidden danger, prevention disaster, and the fire control mainly includes the personnel's rescue at the scene of the conflagration, important facility equipment, the safety protection and the rescue of important property etc. and the destruction degree that the conflagration caused is reduced to the purpose, and the instrument that the conflagration was used simultaneously is various, and including the quick broadcaster is used in the fire control, but the quick broadcaster is used in the fire control in the existing market still has following problem:

1. the existing fire-fighting rapid broadcasting device can not adjust the broadcasting propagation direction when a fire disaster occurs, the sound size is difficult to control during broadcasting, and the outside of the broadcasting device is not protected;

2. when broadcasting is carried out in a fire disaster, the broadcasting device can be burnt by the fire disaster, the broadcasting device is damaged, and the broadcasting device needs to be re-processed and installed subsequently, so that troubles are brought to working personnel.

Aiming at the problems, the novel fire-fighting rapid broadcasting device is innovatively designed on the basis of the original fire-fighting rapid broadcasting device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick broadcaster is used in fire control to solve the common animal doctor in the existing market that proposes in the above-mentioned background and use the syringe needle receiver, can not adjust the propagation direction of broadcast, and the size of sound is difficult to control when the broadcast, and broadcaster's outside does not have the protection, when broadcasting in the conflagration simultaneously, the conflagration probably burns broadcaster, make broadcaster damage, follow-up needs reprocess the installation, trouble problem has been brought for the staff.

In order to achieve the above object, the utility model provides a following technical scheme: a quick broadcasting device for fire fighting comprises a shell and a broadcasting main body, wherein a long plate is arranged inside the shell, the bottom end of the long plate is embedded outside a movable screw rod, the movable screw rod is arranged inside a supporting plate, the bottom end of the long plate is connected with a pull wire, one end of the pull wire is arranged at the bottom of a telescopic net, the pull wire is connected with a limiting wheel, a positive screw rod and a negative screw rod are arranged inside the long plate, a first conical tooth is arranged at the top end of the positive screw rod and the negative screw rod, the first conical tooth is connected with a second conical tooth, the second conical tooth is embedded at the right end of a worm, a worm wheel is arranged above the worm, the worm wheel is embedded outside a connecting shaft, the connecting shaft is arranged inside a fixed block, the broadcasting main body is fixedly arranged outside the connecting shaft, positioning shafts are arranged at the upper end and the lower end of the broadcasting main body, and the outer parts of the positioning shafts are connected with pull ropes, one end of the pull rope is installed outside the sliding block, the sliding block is nested outside the positive and negative screw rods, the top of the long plate penetrates through the outside of the connecting rod, and the connecting rod is installed inside the shell.

Preferably, the long plate forms a sliding structure in the housing through the movable screw rod, and the long plate and the telescopic net form an integrated structure through the pull wire.

Preferably, the telescopic net is made of fireproof insulating materials, and the telescopic net forms a telescopic structure in the shell through a stay wire.

Preferably, the positive and negative lead screw is symmetrically distributed at the upper end and the lower end of the long plate, a first bevel gear and a second bevel gear on the positive and negative lead screw form a meshing structure, and the second bevel gear and the connecting shaft form an integrated structure.

Preferably, the worm and the worm wheel form a meshing structure, the worm wheel and the connecting shaft form an integrated structure, and the connecting shaft and the broadcasting main body are fixedly connected.

Preferably, the slide block forms a sliding structure outside the front and back lead screws, and the slide block is integrally connected with the pull rope, and the broadcasting main body forms a rotating structure through the pull rope.

Compared with the prior art, the beneficial effects of the utility model are that: this quick broadcaster is used in fire control:

1. when the broadcasting device is used for broadcasting, the long plate is driven to move through the movable screw rod, so that the broadcasting main body is moved to the outside of the shell, the telescopic net is stretched, the broadcasting main body can be conveniently broadcasted outside the shell, notification is convenient, and after the broadcasting is finished, the broadcasting main body is moved to the inside of the shell, so that the telescopic net is stretched through the pull wire, and the protection of the broadcasting main body is improved;

2. through rotating positive and negative lead screw, make the slider drive the stay cord and remove, conveniently open the loudspeaker of broadcasting the main part, be favorable to the regulation to broadcasting the sound propagation, the worm wheel drives the worm simultaneously and rotates, makes things convenient for the broadcasting main part to carry out the tilting, and the convenience is adjusted the position of reporting the angle, has improved holistic flexibility.

Drawings

FIG. 1 is a schematic view of the overall side view cross-section structure of the present invention;

FIG. 2 is a schematic view of the overall front view structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the connection structure between the connection shaft and the broadcast main body according to the present invention.

In the figure: 1. a housing; 2. a long plate; 3. moving the screw rod; 4. a support plate; 5. a pull wire; 6. a limiting wheel; 7. a telescopic net; 8. a positive and negative screw rod; 9. a first bevel gear; 10. a second taper tooth; 11. a worm; 12. A worm gear; 13. a connecting shaft; 14. a fixed block; 15. a broadcast body; 16. positioning the shaft; 17. pulling a rope; 18. a slider; 19. a connecting rod.

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, the present invention provides a technical solution: a quick broadcasting device for fire fighting comprises a shell 1 and a broadcasting body 15, wherein a long plate 2 is arranged inside the shell 1, the bottom end of the long plate 2 is nested outside a movable screw rod 3, the movable screw rod 3 is arranged inside a support plate 4, the bottom end of the long plate 2 is connected with a pull wire 5, one end of the pull wire 5 is arranged at the bottom of a telescopic net 7, the pull wire 5 is connected with a limiting wheel 6, a positive and negative screw rod 8 is arranged inside the long plate 2, a first conical tooth 9 is arranged at the top end of the positive and negative screw rod 8, the first conical tooth 9 is connected with a second conical tooth 10, the second conical tooth 10 is nested at the right end of a worm 11, a worm wheel 12 is arranged above the worm 11, the worm wheel 12 is nested at an external connecting shaft of a connecting shaft 13, the worm wheel 13 is arranged inside a fixed block 14, the broadcasting body 15 is fixedly arranged outside the connecting shaft 13, and positioning shafts 16 are arranged at the upper end and the lower end of the broadcasting body 15, the outer part of the positioning shaft 16 is connected with a pull rope 17, one end of the pull rope 17 is arranged on the outer part of a sliding block 18, the sliding block 18 is nested on the outer part of the positive and negative screw rods 8, the top of the long plate 2 penetrates through the outer part of a connecting rod 19, and the connecting rod 19 is arranged in the shell 1;

the long plate 2 forms a sliding structure in the shell 1 through the movable screw rod 3, and the long plate 2 and the telescopic net 7 form an integrated structure through the pull wire 5, so that the broadcasting main body 15 can be conveniently moved to the outside from the inside of the shell 1 when broadcasting is carried out, meanwhile, the telescopic net 7 contracts, and when the broadcasting main body 15 does not carry out broadcasting, the telescopic net 7 isolates the broadcasting main body 15 from the outside, so that the integral protection performance is improved;

the telescopic net 7 is made of fireproof insulating materials, and the telescopic net 7 forms a telescopic structure in the shell 1 through the stay wires 5, so that when a fire disaster spreads to the broadcasting device, the broadcasting main body 15 in the shell 1 is isolated from the fire disaster through closing the telescopic net 7, and the broadcasting main body 15 is protected conveniently;

the positive and negative screw rods 8 are symmetrically distributed at the upper end and the lower end of the long plate 2, the first bevel gear 9 and the second bevel gear 10 on the positive and negative screw rods 8 form a meshing structure, and the second bevel gear 10 and the connecting shaft 13 form an integrated structure, so that the motor can conveniently drive the worm 11 to rotate and simultaneously rotate the positive and negative screw rods 8, subsequent operation is facilitated, and the integral consistency is improved;

the worm 11 and the worm wheel 12 form a meshing structure, the worm wheel 12 and the connecting shaft 13 form an integrated structure, the connecting shaft 13 and the broadcasting main body 15 are fixedly connected, the worm wheel 12 can conveniently drive the connecting shaft 13 to rotate through the rotation of the worm 11, the broadcasting main body 15 outside the connecting shaft 13 can conveniently rotate, and the angle of the broadcasting main body 15 can be conveniently adjusted;

the slider 18 constitutes sliding construction in the outside of positive and negative lead screw 8, and slider 18 and stay cord 17 an organic whole are connected to broadcasting main part 15 constitutes rotating-structure through stay cord 17, slides in the outside of positive and negative lead screw 8 through slider 18, is favorable to the outside that stay cord 17 drove broadcasting main part 15 to open, conveniently adjusts broadcasting sound's propagation when broadcasting.

The working principle is as follows: according to the fig. 1-2, firstly, when a fire disaster is discovered by the sensor at the top end of the housing 1, the sensor flickers, the motor drives the movable screw rod 3 to rotate, the bottom of the long plate 2 slides outside the movable screw rod 3, the broadcasting main body 15 slides inside the housing 1, so that the top end of the long plate 2 slides outside the connecting rod 19, the long plate 2 drives the broadcasting main body 15 to move to the left end of the housing 1, the motor drives the worm 11 inside the long plate 2 to rotate, the second conical tooth 10 at the right end of the worm 11 drives the first conical tooth 9 to engage, so that the first conical tooth 9 drives the positive and negative screw rod 8 to rotate inside the long plate 2, the sliding block 18 slides at the two ends of the positive and negative screw rod 8, and the pull rope 17 connected with the sliding block 18 drives the outer end of the broadcasting main body 15 to rotate, so as to adjust the opening of the broadcasting main body 15, the transmitted sound is conveniently adjusted, and meanwhile, the worm 11 is meshed with the worm wheel 12, so that the worm wheel 12 rotates, and the worm wheel 12 conveniently drives the connecting shaft 13 to rotate inside the fixed block 14;

according to fig. 1-4, the broadcasting main body 15 installed on the connecting shaft 13 is rotated up and down by the rotation of the connecting shaft 13, so that the angle of the broadcasting main body 15 can be conveniently adjusted, the broadcasting sound can be conveniently concentrated, when a fire disaster is serious, the broadcasting main body 15 is moved into the shell 1 by rotating the movable screw rod 3 in a reverse direction, and the broadcasting main body 15 drives the pull wire 5 to move, so that the pull wire 5 slides outside the limiting wheel 6, and the pull wire 5 drives the telescopic net 7 to stretch, and the broadcasting main body 15 is conveniently protected due to the fireproof material of the telescopic net 7, which is the working process of the whole device, and the content which is not described in detail in the description belongs to the prior art known by the professional in the field.

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 (6)

1. A quick broadcaster is used in fire control, includes shell (1) and broadcast main part (15), its characterized in that: the inner mounting of the shell (1) is provided with a long plate (2), the bottom end of the long plate (2) is nested in the outer portion of the movable screw rod (3), the movable screw rod (3) is mounted in the inner portion of the support plate (4), the bottom end of the long plate (2) is connected with the pull wire (5), one end of the pull wire (5) is mounted at the bottom of the telescopic net (7), the pull wire (5) is connected with the limiting wheel (6), the inner mounting of the long plate (2) is provided with the positive and negative screw rod (8), the top end of the positive and negative screw rod (8) is provided with a first conical tooth (9), the first conical tooth (9) is connected with a second conical tooth (10), the second conical tooth (10) is nested at the right end of the worm (11), a worm wheel (12) is arranged above the worm (11), the worm wheel (12) is nested in the outer portion of the connecting shaft (13), and the connecting shaft (13) is mounted in the inner portion of the fixed block (14), and the outside fixed mounting of connecting axle (13) has broadcast main part (15), location axle (16) are installed at the upper and lower both ends of broadcast main part (15), and the outside of location axle (16) is connected with stay cord (17), the outside at slider (18) is installed to the one end of stay cord (17), and slider (18) nestification is in the outside of positive and negative lead screw (8), the outside of connecting rod (19) is run through at the top of long board (2), and the inside at shell (1) is installed in connecting rod (19).

2. A fire fighting rapid broadcasting device as claimed in claim 1, characterized in that: the long plate (2) forms a sliding structure in the shell (1) through the movable screw rod (3), and the long plate (2) and the telescopic net (7) form an integrated structure through the pull wire (5).

3. A fire fighting rapid broadcasting device as claimed in claim 1, characterized in that: the telescopic net (7) is made of fireproof insulating materials, and the telescopic net (7) forms a telescopic structure in the shell (1) through the pull wire (5).

4. A fire fighting rapid broadcasting device as claimed in claim 1, characterized in that: the positive and negative screw rods (8) are symmetrically distributed at the upper end and the lower end of the long plate (2), first bevel teeth (9) and second bevel teeth (10) on the positive and negative screw rods (8) form a meshing structure, and the second bevel teeth (10) and the connecting shaft (13) form an integrated structure.

5. A fire fighting rapid broadcasting device as claimed in claim 1, characterized in that: the worm (11) and the worm wheel (12) form a meshing structure, the worm wheel (12) and the connecting shaft (13) form an integrated structure, and the connecting shaft (13) is fixedly connected with the broadcasting main body (15).

6. A fire fighting rapid broadcasting device as claimed in claim 1, characterized in that: the sliding block (18) forms a sliding structure outside the positive and negative screw rods (8), the sliding block (18) is integrally connected with the pull rope (17), and the broadcasting main body (15) forms a rotating structure through the pull rope (17).

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