CN220252667U

CN220252667U - Construction elevator alarm device with public address structure

Info

Publication number: CN220252667U
Application number: CN202320580438.6U
Authority: CN
Inventors: 唐玉霞; 吕长亮
Original assignee: Shanghai Liangyu Electronic Technology Co ltd
Current assignee: Shanghai Liangyu Electronic Technology Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-12-26
Anticipated expiration: 2033-03-22

Abstract

The utility model relates to the technical field of alarm devices, in particular to a construction elevator alarm device with a sound amplifying structure, which comprises a main body, a fixed box and a loudspeaker, wherein a base is arranged at the bottom of the main body, a rotating shaft matched with the base is arranged at one end of the fixed box, a fixed shaft is sleeved on the outer wall of the rotating shaft, the inside of the fixed box is a cavity, a motor is arranged in the fixed box, a partition plate is arranged at one end of the loudspeaker, a dustproof net is arranged in the partition plate, a loudspeaker is arranged in the loudspeaker, the motor starts to run to drive the rotating shaft to start rotating, and at the moment, the fixed shaft fixedly connected to the outer wall of the rotating shaft also starts rotating because one end of the loudspeaker is fixedly connected to the inner wall of the fixed shaft, when the fixed shaft starts rotating, the loudspeaker is driven to start rotating, the loudspeaker can emit alarm sounds to all sides by using the loudspeaker, the arrangement is favorable for enlarging the coverage area of the alarm sounds, and more people are reminded.

Description

Construction elevator alarm device with public address structure

Technical Field

The utility model relates to the technical field of alarm devices, in particular to a construction lifter alarm device with a sound amplifying structure.

Background

The alarm device is an information display device that indicates the occurrence of a fault, accident or danger. The design requirements are as follows: the alarm signal has enough intensity, is easy to draw the involuntary attention of people, or has obvious specificity in shape; the existing construction elevator is internally provided with an alarm device, the existing alarm device only has the function of emitting alarm sound, the volume is small, the sound wave transmission distance is short, and the structure for emitting the alarm sound is generally fixed on one side of the alarm device, so that the coverage area of the sound emitted by the alarm sound is small, and therefore important alarm work cannot be well met.

Disclosure of Invention

Aiming at the problems in the prior art, a construction lifter alarm device with a sound amplifying structure is provided.

The specific technical scheme is as follows:

the utility model provides a construction elevator alarm device with public address structure, includes main part, fixed box and loudspeaker, the bottom of main part is equipped with the base, the one end of fixed box be equipped with base matched with pivot, the fixed axle has been cup jointed to the outer wall of pivot, the inside of fixed box is the cavity, the inside of fixed box is equipped with the motor, the one end of loudspeaker is equipped with the baffle, the inside of baffle is equipped with the dust screen, the inside of loudspeaker is equipped with the megaphone.

Preferably, the bottom of main part fixed connection is in the top of base, spacing hole has been seted up at the top of fixed box, the through-hole has been seted up to the inside of fixed axle.

Preferably, one end of the rotating shaft is movably connected with the inner wall of the base away from the main body, and one end of the rotating shaft away from the base penetrates through the limiting hole and extends to the inside of the fixed box.

Preferably, one end of the motor is inserted and connected to the inner wall of the rotating shaft, and the outer wall of the rotating shaft is movably connected to the inner wall of the fixed box.

Preferably, the outer wall of the rotating shaft is fixedly connected to the inner wall of the fixed shaft through the through hole, and one end of the horn is fixedly connected to the inner wall of the fixed shaft.

Preferably, one end of the loudspeaker is fixedly connected to the inner wall of the loudspeaker, and the outer wall of the partition plate is fixedly connected to the inner wall of the loudspeaker.

Preferably, sound outlet holes are formed in the partition board, the dust screen is fixedly connected to the inner wall of the partition board through the sound outlet holes, and the sound outlet holes are in equidistant distribution on one side of the partition board.

The technical scheme has the following advantages or beneficial effects:

1. when the device is used, the motor in the fixed box is started, the motor starts to run to drive the rotating shaft to start rotating, and at the moment, the fixed shaft fixedly connected to the outer wall of the rotating shaft also starts rotating, because one end of the horn is fixedly connected to the inner wall of the fixed shaft, when the fixed shaft starts rotating, the horn is driven to start rotating, the horn can emit alarm sounds to all directions by utilizing the loudspeaker in the horn, and the arrangement is favorable for enlarging the coverage area of the alarm sounds and reminding more people.

2. When using this device, set up the dust screen, the dust screen can prevent that the dust from getting into the inside of loudspeaker, influences the normal use of loudspeaker, is favorable to maintaining the inside environment of loudspeaker, and the sound hole has been seted up to the inner wall of baffle, and dust screen fixed connection is at the inner wall of sound hole, and such setting neither influences the normal use of loudspeaker, can protect the internal environment of loudspeaker again.

Drawings

Embodiments of the present utility model will now be described more fully with reference to the accompanying drawings. The drawings, however, are for illustration and description only and are not intended as a definition of the limits of the utility model.

FIG. 1 is a schematic diagram of a construction elevator alarm device with a sound amplifying structure according to the present utility model;

FIG. 2 is a schematic cross-sectional view of an alarm device for a construction hoist with a sound amplifying structure according to the present utility model;

FIG. 3 is a schematic diagram of a sound amplifying structure and a main body of a construction elevator alarm device with a sound amplifying structure according to the present utility model;

fig. 4 is a schematic diagram illustrating the disassembly of a sound amplifying structure of an alarm device for a construction elevator according to the present utility model.

The above reference numerals denote: the sound box comprises a main body 1, a base 2, a fixed box 3, a cavity 31, a limiting hole 32, a loudspeaker 4, a loudspeaker 41, a fixed shaft 5, a through hole 51, a rotating shaft 52, a motor 6, a baffle 7, a sound outlet 71 and a dust screen 72.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The utility model is further described below with reference to the drawings and specific examples, which are not intended to be limiting.

Referring to fig. 1-4, a construction elevator alarm device with public address structure, including main part 1, fixed box 3 and loudspeaker 4, the bottom of main part 1 is equipped with base 2, the one end of fixed box 3 is equipped with the pivot 52 with base 2 matched with, the outer wall of pivot 52 has cup jointed fixed axle 5, the inside of fixed box 3 is cavity 31, the inside of fixed box 3 is equipped with motor 6, the one end of loudspeaker 4 is equipped with baffle 7, the inside of baffle 7 is equipped with dust screen 72, the inside of loudspeaker 4 is equipped with megaphone 41, motor 6 begins to move and drives pivot 52 and begin to rotate, fixed axle 5 at the pivot 52 outer wall also begins to rotate this moment, because the one end fixed connection of loudspeaker 4 is at the inner wall of fixed axle 5, when fixed axle 5 begins to rotate, drive loudspeaker 4 begins to rotate, loudspeaker 4 can make to all around to the eight directions sound warning sound by loudspeaker 41 in the loudspeaker 4.

Further, the bottom of the main body 1 is fixedly connected to the top of the base 2, the top of the fixed box 3 is provided with a limiting hole 32, the inside of the fixed shaft 5 is provided with a through hole 51, and the bottom of the base 2 is provided with a groove which is convenient for the rotating shaft 52 to be connected with the base 2.

Further, one end swing joint of pivot 52 is kept away from the inner wall of main part 1 at base 2, and the one end that the pivot 52 kept away from base 2 runs through spacing hole 32 and extends to the inside of fixed box 3, and pivot 52 swing joint can not influence the rotation of pivot 52 in the inside of base 2 and fixed box 3.

Further, one end of the motor 6 is inserted into and connected to the inner wall of the rotating shaft 52, the outer wall of the rotating shaft 52 is movably connected to the inner wall of the fixed box 3, and the motor 6 starts to run to drive the rotating shaft 52 to start rotating.

Further, the outer wall of the rotating shaft 52 is fixedly connected to the inner wall of the fixed shaft 5 through the through hole 51, and one end of the horn 4 is fixedly connected to the inner wall of the fixed shaft 5, and the outer wall of the rotating shaft 52 is fixedly connected to the inner wall of the fixed shaft 5 through the through hole 51, so that the fixed shaft 5 rotates along with the rotating shaft 52 when the rotating shaft 52 starts to rotate.

Further, one end of the loudspeaker 41 is fixedly connected to the inner wall of the loudspeaker 4, the outer wall of the baffle 7 is fixedly connected to the inner wall of the loudspeaker 4, the sound outlet 71 is formed in the baffle 7, and alarm sound can be emitted through the sound outlet 71.

Further, sound hole 71 has been seted up to the inside of baffle 7, and dust screen 72 passes through sound hole 71 fixed connection at the inner wall of baffle 7, and sound hole 71 is equidistant distributed form in one side of baffle 7, and dust screen 72 can prevent that the dust from getting into the inside of loudspeaker 4, influences the normal use of loudspeaker 4, is favorable to maintaining the inside environment of loudspeaker 4.

Working principle: when the device is used, when the main body 1 gives out an alarm and starts to flash, the motor 6 in the fixed box 5 is started, the motor 6 starts to run to drive the rotating shaft 52 to start rotating, and at the moment, the fixed shaft 5 fixedly connected to the outer wall of the rotating shaft 52 also starts to rotate, because one end of the loudspeaker 4 is fixedly connected to the inner wall of the fixed shaft 5, when the fixed shaft 5 starts to rotate, the loudspeaker 4 is driven to start rotating, and the loudspeaker 4 can give out alarm sounds in all directions by utilizing the loudspeaker 41 in the loudspeaker 4; the baffle 7 is connected with in the one end that loudspeaker 4 kept away from fixed axle 5, and the inner wall of baffle is connected with dust screen 72, and dust screen 72 can prevent that the dust from getting into the inside of loudspeaker 4, influences the normal use of loudspeaker 4, is favorable to maintaining the inside environment of loudspeaker 4.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.

Claims

1. Construction elevator alarm device with public address structure, its characterized in that: including main part (1), fixed case (3) and loudspeaker (4), the bottom of main part (1) is equipped with base (2), the one end of fixed case (3) be equipped with base (2) matched with pivot (52), fixed axle (5) have been cup jointed to the outer wall of pivot (52), the inside of fixed case (3) is cavity (31), the inside of fixed case (3) is equipped with motor (6), the one end of loudspeaker (4) is equipped with baffle (7), the inside of baffle (7) is equipped with dust screen (72), the inside of loudspeaker (4) is equipped with megaphone (41).

2. A construction hoist warning apparatus with a sound amplifying structure as claimed in claim 1, wherein: the bottom of main part (1) is fixed connection be in the top of base (2), spacing hole (32) have been seted up at the top of fixed box (3), through-hole (51) have been seted up to the inside of fixed axle (5).

3. A construction hoist warning apparatus with a sound amplifying structure as claimed in claim 2, wherein: one end of the rotating shaft (52) is movably connected with the inner wall of the base (2) far away from the main body (1), and one end of the rotating shaft (52) far away from the base (2) penetrates through the limiting hole (32) and extends to the inside of the fixed box (3).

4. A construction hoist warning apparatus with a sound amplifying structure as claimed in claim 1, wherein: one end of the motor (6) is inserted and connected to the inner wall of the rotating shaft (52), and the outer wall of the rotating shaft (52) is movably connected to the inner wall of the fixed box (3).

5. A construction hoist warning apparatus with a sound amplifying structure as claimed in claim 2, wherein: the outer wall of the rotating shaft (52) is fixedly connected to the inner wall of the fixed shaft (5) through the through hole (51), and one end of the loudspeaker (4) is fixedly connected to the inner wall of the fixed shaft (5).

6. A construction hoist warning apparatus with a sound amplifying structure as claimed in claim 1, wherein: one end of the loudspeaker (41) is fixedly connected to the inner wall of the loudspeaker (4), and the outer wall of the partition plate (7) is fixedly connected to the inner wall of the loudspeaker (4).

7. A construction hoist warning apparatus with a sound amplifying structure as claimed in claim 1, wherein: the inside of baffle (7) has seted up sound hole (71), dust screen (72) are passed through sound hole (71) fixed connection is in the inner wall of baffle (7), sound hole (71) are equidistant distributed form in one side of baffle (7).