CN213280017U

CN213280017U - Be applied to emergent broadcasting's of fire control speaker

Info

Publication number: CN213280017U
Application number: CN202022587713.6U
Authority: CN
Inventors: 刘英山; 许国荣; 辛宁
Original assignee: Jiangsu Intelligent Electronic Technology Co ltd
Current assignee: Jiangsu Intelligent Electronic Technology Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-05-25
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a loudspeaker applied to fire-fighting emergency broadcasting, which relates to the technical field of fire-fighting emergency broadcasting systems, and comprises a middle loudspeaker body and a loudspeaker shell, wherein the middle loudspeaker body is fixedly arranged at the middle position inside the loudspeaker shell, the outer side of the front end of the loudspeaker shell is provided with an outer metal ring, a protective shielding cover is arranged above the rear end of the loudspeaker shell and plays a good role in protecting through the protective shielding cover, the shielding cover shell of the protective shielding cover is fixedly connected to the loudspeaker shell through a fixed arc-shaped plate, so that the loudspeaker shell is convenient to be fixedly arranged and used, is not easy to fall off when in use, and passes through an inner groove inside the shielding cover shell so as to be convenient for sleeving an object, plays a good role in protecting through the shielding cover shell, and passes through a line source locking ring at the inner side of the rear end of the shielding cover shell when a line source line is fixed, this facilitates the use of fixed line sources.

Description

Be applied to emergent broadcasting's of fire control speaker

Technical Field

The utility model relates to a fire control emergency broadcasting system technical field specifically is a be applied to fire control emergency broadcasting's speaker.

Background

The fire-fighting broadcast system is also called as an emergency broadcast system, is an important device for escape evacuation and fire-fighting command of fire disasters, and plays an extremely important role in the whole fire-fighting control management system. When a fire disaster occurs, an emergency broadcast signal is sent out through sound source equipment, and after power amplification, the emergency broadcast is realized by switching to a sound box in a broadcast designated area through a broadcast switching module. The fire-fighting broadcast system needs a loudspeaker device for fire-fighting broadcast during broadcasting.

The prior art has the following problems:

at present, the current speaker device who is applied to fire emergency broadcasting does not have fine protector because of the wiring end of middle public address organism when using, appears the problem of corrosion damage easily like this when using.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to emergent broadcast's of fire control speaker to solve the current speaker of being applied to emergent broadcast of fire control that proposes in the above-mentioned background art when using, because of the wiring end of middle public address organism does not have fine protector, the problem of corrosion damage appears easily when using like this.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be applied to speaker of fire emergency broadcasting, is including middle public address organism and loudspeaker shell, the installation of middle public address organism is fixed on the inside intermediate position of loudspeaker shell, the front end outside of loudspeaker shell is provided with outside metal ring, the rear end top of loudspeaker shell is provided with the protection and shelters from the cover, the rear end both sides of loudspeaker shell are provided with the side fixed column, the outer end of side fixed column is provided with the non-slip rubber post, the outside of non-slip rubber post is located and is provided with the installing support on the side fixed column, the junction of side fixed column and installing support is provided with lock nut.

Preferably, the side fixing column comprises a middle stud, a splicing cylinder and a welding end column, the middle of the upper end of the welding end column is provided with the middle stud, the outer side of the middle stud is provided with the splicing cylinder on the welding end column, and the welding end column is connected to the horn shell.

Preferably, the anti-skid rubber column comprises a splicing through hole, a rubber column shell and an inner through hole, the inner through hole is formed in the middle of the inner part of the rubber column shell, the splicing through hole is formed in the rubber column shell on the outer side of the inner through hole, and the rubber column shell is connected to the side fixing column.

Preferably, the mounting bracket comprises a mounting through hole, a U-shaped bracket and a mounting screw hole, the mounting screw hole is formed in the inner side of the lower end of the U-shaped bracket, the mounting through hole is formed in the inner side of the upper end of the U-shaped bracket, and the U-shaped bracket is connected to the side fixing column.

Preferably, the protective shielding cover comprises a fixed arc plate, a shielding cover shell, an inner groove and a line source locking ring, the inner groove is formed in the shielding cover shell, the line source locking ring is arranged in the middle of the inner side of the inner groove, which is located at the rear end of the shielding cover shell, the fixed arc plate is arranged in the middle of the upper end of the shielding cover shell, and the fixed arc plate is connected to the horn shell.

Preferably, the number of the side fixing columns is two, and the side fixing columns are symmetrically welded and fixed on two sides of the rear end of the horn shell.

Preferably, the side fixing columns and the anti-slip rubber columns are fixedly connected in an inserting mode, and the anti-slip rubber columns are located in the middle of the upper ends of the side fixing columns.

Preferably, the middle sound amplifying machine body is an axial center, and two ends of the middle sound amplifying machine body are in a hollow state.

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

the utility model discloses be applied to speaker of fire emergency broadcasting and play fine guard action through the protection cover, the cover shell of protection cover passes through fixed arc fixed connection on loudspeaker shell, the fixed use of installation of being convenient for like this, make difficult for droing when using, and through the inside recess of cover shell, thereby be convenient for cup joint the object, play fine guard action like this through the cover shell, when the fixed line source, through the inboard line source lock circle in cover shell rear end, the fixed line source of being convenient for like this uses, thereby it is more convenient when using.

Drawings

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

FIG. 2 is a schematic diagram of the explosion three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the structure of the side fixing column of the present invention;

FIG. 4 is a schematic view of the structure of the anti-skid rubber column of the present invention;

fig. 5 is a schematic view of the mounting bracket structure of the present invention.

In the figure: 1. an outer metal ring; 2. a middle sound amplifying body; 3. a horn housing; 4. an anti-skid rubber column; 41. inserting through holes; 42. a glue column housing; 43. an inner through hole; 5. a protective shield; 51. fixing the arc-shaped plate; 52. a shield housing; 53. an inner groove; 54. a line source locking ring; 6. side fixing columns; 61. a middle stud; 62. inserting a cylinder; 63. welding the end posts; 7. mounting a bracket; 71. mounting a through hole; 72. a U-shaped bracket; 73. mounting a screw hole; 8. and locking the nut.

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. 1-5, the present invention provides an embodiment: a loudspeaker applied to fire-fighting emergency broadcasting comprises a middle loudspeaker body 2 and a loudspeaker shell 3, wherein the middle loudspeaker body 2 is fixedly arranged at the middle position in the loudspeaker shell 3, the middle loudspeaker body 2 is an axial center, two ends of the middle loudspeaker body 2 are in a hollow state, an outer metal ring 1 is arranged on the outer side of the front end of the loudspeaker shell 3, and a protective shielding cover 5 is arranged above the rear end of the loudspeaker shell 3;

the protective shield 5 comprises a fixed arc-shaped plate 51, a shield shell 52, an inner groove 53 and a line source locking ring 54, the inner groove 53 is arranged in the shield shell 52, the line source locking ring 54 is arranged in the middle of the inner side of the inner groove 53, which is positioned at the rear end of the shield shell 52, the fixed arc-shaped plate 51 is arranged in the middle of the upper end of the shield shell 52, and the fixed arc-shaped plate 51 is connected to the horn shell 3;

wherein, as shown in fig. 1 and 2, when using the mechanism, firstly, through the middle sound amplifying body 2 at the inner side of the horn housing 3, the broadcasting is facilitated, and when broadcasting, through the outer shape of the horn housing 3, thereby the broadcast is further, the middle sound amplifying machine body 2 at the inner side of the horn shell 3 plays a good role of rain shielding through the protective shielding cover 5, the shielding cover shell 52 of the protective shielding cover 5 is fixedly connected on the horn shell 3 through the fixed arc-shaped plate 51, thus being convenient for installation, fixation and use, and being not easy to fall off when in use, and is convenient for sleeving objects through the inner groove 53 inside the shield shell 52, so that the shield shell 52 plays a good role in protection, when the wire source is fixed, the wire source is conveniently fixed by the wire source locking ring 54 at the inner side of the rear end of the shield shell 52, so that the use is more convenient;

two sides of the rear end of the horn shell 3 are provided with two side fixing columns 6, and the two side fixing columns 6 are symmetrically welded and fixed on two sides of the rear end of the horn shell 3;

the side fixing column 6 comprises a middle stud 61, an inserting cylinder 62 and a welding end column 63, the middle of the upper end of the welding end column 63 is provided with the middle stud 61, the outer side of the middle stud 61, which is positioned on the welding end column 63, is provided with the inserting cylinder 62, and the welding end column 63 is connected to the horn shell 3;

when the mechanism is used, firstly, the side fixing columns 6 on the outer sides of the two ends of the horn shell 3 are used, so that the mechanism is convenient to mount, fix and use, the welding end columns 63 of the side fixing columns 6 are fixedly connected to the horn shell 3 in a welding mode, so that the side fixing columns are not easy to fall off in use, and when the mechanism is used, the anti-skid glue columns 4 are convenient to fix and use through the middle studs 61 and the inserting columns 62 at the outer ends of the welding end columns 63;

the outer end of the side fixing column 6 is provided with an anti-skid rubber column 4, the side fixing column 6 and the anti-skid rubber column 4 are fixedly connected in an inserting mode, and the anti-skid rubber column 4 is positioned in the middle of the upper end of the side fixing column 6;

the antiskid rubber column 4 comprises an inserting through hole 41, a rubber column shell 42 and an internal through hole 43, the internal middle of the rubber column shell 42 is provided with the internal through hole 43, the outer side of the internal through hole 43 is positioned on the rubber column shell 42 and is provided with the inserting through hole 41, and the rubber column shell 42 is connected to the side fixing column 6;

as shown in fig. 1, 2 and 4, when the mechanism is used, firstly, the anti-slip rubber columns 4 at the outer ends of the side fixing columns 6 play a good fixing role, so that the mounting bracket 7 is not easy to loosen when being fixed, and the rubber column shells 42 of the anti-slip rubber columns 4 are conveniently sleeved and fixedly connected on the side fixing columns 6 through the inserting through holes 41 and the internal through holes 43, so that the anti-slip rubber columns are not easy to loosen and fall off when being used;

an installation support 7 is arranged on the side edge fixing column 6 at the outer side of the antiskid rubber column 4, and a locking nut 8 is arranged at the joint of the side edge fixing column 6 and the installation support 7;

the mounting bracket 7 comprises a mounting through hole 71, a U-shaped bracket 72 and a mounting screw hole 73, the inner side of the lower end of the U-shaped bracket 72 is provided with the mounting screw hole 73, the inner side of the upper end of the U-shaped bracket 72 is provided with the mounting through hole 71, and the U-shaped bracket 72 is connected to the side fixing column 6;

wherein, as shown in fig. 1, fig. 2 and fig. 5, when using this mechanism, at first, through the installing support 7 outside the side fixed column 6, be convenient for fix externally and use like this, and side fixed column 6 and installing support 7 are fixed through lock nut 8, make when fixed more firm, the U type support 72 of installing support 7 cup joints through installation through-hole 71 and connects on side fixed column 6, be convenient for install and use like this, and when fixed, through the inboard installation screw 73 of U type support 72 lower extreme, thereby be convenient for install and fix and use.

The working principle is as follows: the utility model discloses when using, installing support 7 through the side fixed column 6 outside, be convenient for fix externally and use like this, and side fixed column 6 and installing support 7 are fixed through lock nut 8, make more firm when fixed, and when fixed with the outside, use the installation of being convenient for through installing support 7, installing support 7 is by installing through-hole 71, U type support 72 and installation screw 73 are constituteed, U type support 72 of installing support 7 cup joints through installing through-hole 71 and connects on side fixed column 6, be convenient for install and use like this, and when fixed, through the inboard installation screw 73 of U type support 72 lower extreme, thereby be convenient for install fixed use.

When broadcasting, the broadcasting is facilitated through the middle loudspeaker body 2 at the inner side of the horn shell 3, and when broadcasting, the broadcasting is further facilitated through the outer shape of the horn shell 3, and the middle loudspeaker body 2 at the inner side of the horn shell 3 plays a good role in rainwater shielding through the protective shielding cover 5, the protective shielding cover 5 is composed of a fixed arc-shaped plate 51, a shielding cover shell 52, an internal groove 53 and a line source locking ring 54, the shielding cover shell 52 of the protective shielding cover 5 is fixedly connected to the horn shell 3 through the fixed arc-shaped plate 51, so that the installation, the fixation and the use are facilitated, the line source is not easy to fall off when in use, and the object is convenient to be sleeved through the internal groove 53 inside the shielding cover shell 52, so that the good protection effect is achieved through the shielding cover shell 52, when fixing a line source line, the line source locking ring 54 at the inner side of the rear end of the shielding cover shell 52 is convenient to fix the line source for use, thereby being more convenient in use.

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

1. The utility model provides a be applied to emergent broadcasting's of fire control speaker, includes middle public address organism (2) and loudspeaker shell (3), its characterized in that: the utility model discloses a loudspeaker, including loudspeaker shell (3), middle public address organism (2), the front end outside of loudspeaker shell (3) is provided with outside becket (1), the rear end top of loudspeaker shell (3) is provided with protection and shelters from cover (5), the rear end both sides of loudspeaker shell (3) are provided with side fixed column (6), the outer end of side fixed column (6) is provided with non-slip rubber post (4), the outside of non-slip rubber post (4) is located and is provided with installing support (7) on side fixed column (6), the junction of side fixed column (6) and installing support (7) is provided with lock nut (8).

2. The speaker device for fire emergency broadcasting according to claim 1, wherein: the side fixing column (6) comprises a middle stud (61), an inserting cylinder (62) and a welding end column (63), the middle of the upper end of the welding end column (63) is provided with the middle stud (61), the outer side of the middle stud (61) is provided with the inserting cylinder (62) on the welding end column (63), and the welding end column (63) is connected to the horn shell (3).

3. The speaker device for fire emergency broadcasting according to claim 1, wherein: the anti-skid rubber column (4) comprises an inserting through hole (41), a rubber column shell (42) and an inner through hole (43), the inner middle of the rubber column shell (42) is provided with the inner through hole (43), the outer side of the inner through hole (43) is located on the rubber column shell (42) and is provided with the inserting through hole (41), and the rubber column shell (42) is connected to the side fixing column (6).

4. The speaker device for fire emergency broadcasting according to claim 1, wherein: the mounting support (7) comprises a mounting through hole (71), a U-shaped support (72) and mounting screw holes (73), the mounting screw holes (73) are formed in the inner side of the lower end of the U-shaped support (72), the mounting through hole (71) is formed in the inner side of the upper end of the U-shaped support (72), and the U-shaped support (72) is connected to the side fixing column (6).

5. The speaker device for fire emergency broadcasting according to claim 1, wherein: the protection shield (5) comprises a fixed arc-shaped plate (51), a shield shell (52), an inner groove (53) and a line source locking ring (54), the inner part of the shield shell (52) is provided with the inner groove (53), the line source locking ring (54) is arranged in the middle of the rear end of the shield shell (52) on the inner side of the inner groove (53), the fixed arc-shaped plate (51) is arranged in the middle of the upper end of the shield shell (52), and the fixed arc-shaped plate (51) is connected to the horn shell (3).

6. The speaker device for fire emergency broadcasting according to claim 1, wherein: the loudspeaker shell is characterized in that the number of the side fixing columns (6) is two, and the side fixing columns (6) are symmetrically welded and fixed on two sides of the rear end of the loudspeaker shell (3).

7. The speaker device for fire emergency broadcasting according to claim 1, wherein: the side fixing columns (6) are fixedly connected with the anti-slip rubber columns (4) in an inserting mode, and the anti-slip rubber columns (4) are located in the middle of the upper ends of the side fixing columns (6).

8. The speaker device for fire emergency broadcasting according to claim 1, wherein: the middle sound amplifying machine body (2) is an axis center, and two ends of the middle sound amplifying machine body (2) are in a hollow state.