CN211902755U

CN211902755U - Explosion-proof audible and visual alarm device

Info

Publication number: CN211902755U
Application number: CN202021972952.7U
Authority: CN
Inventors: 李少峰
Original assignee: Shenzhen Hainalong Technology Co ltd
Current assignee: Shenzhen Hainalong Technology Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2020-11-10
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses an explosion-proof audible and visual alarm device, concretely relates to audible and visual alarm device field, including glass lamp shade and lighting mechanism, lighting mechanism establishes inside and extend the glass lamp shade top at glass lamp shade, glass lamp shade top is equipped with the mount pad, the fixed mount ring board that is equipped with in mount pad outer end, the glass lamp shade can be dismantled outward and be connected with the metal mesh enclosure, evenly be fixed with a plurality of fixed plates on the metal mesh enclosure outer wall, every fixed plate is all seted up porosely, and the downthehole activity is provided with the wire, the one end of wire is fixed with the hasp. The utility model discloses a establish the metal mesh enclosure at the lamp body outside cover to establish the metal wire at the outside cover of metal mesh enclosure, combining a plurality of fixed plates, can collect the glass sediment in the metal mesh enclosure when glass lamp shade is cracked, and when the metal mesh enclosure when breaking away from because the vibrations that the explosion produced, tighten up the metal mesh enclosure opening by the fixed metal wire in one side, effectively avoid the glass sediment to drop and hinder the people.

Description

Explosion-proof audible and visual alarm device

Technical Field

The utility model relates to a sound and light alarm device field, more specifically says, the utility model relates to an explosion-proof sound and light alarm device.

Background

Audible and visual alarms (Audible and visual alarms) are called Audible and visual alarms and are set to meet the special requirements of customers on alarm loudness and installation positions. Simultaneously, two alarm signals of sound and light are sent out. The special product field is industries such as ferrous metallurgy, telecommunication towers, hoisting machinery, engineering machinery, ports and docks, transportation, wind power generation, ocean vessels and the like, and is a fitting product in an industrial alarm system.

The sound-light alarm is an alarm signal device which is used in dangerous places and gives out alarm signals to people through sound and various lights. The explosion-proof audible and visual alarm is suitable for being installed in explosive gas environment places containing IIC grade T6 temperature groups, can also be used in 1-zone and 2-zone explosion-proof places with explosion-proof requirements in industries such as petroleum, chemical engineering and the like, and can also be used outdoors or outdoors. The non-coding type can be matched with fire alarm controllers of any manufacturers at home and abroad for use. When an accident or fire and other emergency situations happen in a production field, the control signal sent by the fire alarm controller starts the acousto-optic alarm circuit to send out an acousto-optic alarm signal so as to fulfill the aim of alarming. It can also be used together with manual alarm button to achieve simple sound and light alarm. The explosion-proof products need to meet the requirements of GB3836 series standards (meet GB3836.1-2000 general requirements for explosion-proof electrical equipment for explosive environment and GB3836.2-2000 standard for explosion-proof electrical equipment for explosive environment, D-shaped), and are identified by state-specified detection organizations and obtain explosion-proof certificates. The alarm shell is a full stainless steel shell, the shock resistance of the lamp shell is strong, 180 clear visible ultra-bright LED luminescent tubes are provided with the ultra-strong buzzer, and the alarm has the characteristics of stable work, long service life, low power consumption, no influence of pollutants and water and the like.

Chinese patent discloses application number: 201820842369.0, but it is when in actual use, when external temperature was too high or the explosion led to the glass safety cover cracked, cracked glass safety cover dropped, caused the injury to the fire officer and soldier who rescued before, even do not drop in pounding the risk that still exists injuring the people of glass piece on the ground, for the security that improves the rescue, need a novel explosion-proof audible-visual annunciator that factor of safety is high now.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an explosion-proof audible-visual alarm device, through establishing the metal mesh enclosure at the lamp body outside cover, and establish the metal wire at the outside cover of metal mesh enclosure, combine a plurality of fixed plates, can collect the glass sediment in the metal mesh enclosure when glass lamp shade is cracked, and when the metal mesh enclosure breaks away from because the vibrations that the explosion produced, tighten up the metal mesh enclosure opening by the fixed metal wire in one side, effectively avoid the glass sediment to drop and hinder the people, in order to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof sound and light alarm device comprises a glass lampshade and an illuminating mechanism, wherein the illuminating mechanism is arranged inside the glass lampshade and extends out of the top of the glass lampshade, the top of the glass lampshade is provided with a mounting seat, the outer end of the mounting seat is fixedly provided with a mounting ring plate, the outside of the glass lampshade is detachably connected with a metal net cover, the outer wall of the metal net cover is uniformly fixed with a plurality of fixing plates, each fixing plate is provided with a hole, a metal wire is movably arranged in the hole, one end of the metal wire is fixedly provided with a lock catch, the other end of the metal wire penetrates through the lock catch and is fixed with the mounting ring plate, the top of the metal net cover is fixedly connected with a second connector, a slot is arranged on the mounting seat corresponding to the top of the second connector, the second connector extends into the slot and is movably clamped with the mounting seat, two sides, the accommodating groove is internally provided with a second spring, one end of the second spring is fixed with the second connector, the other end of the second spring is fixedly provided with a limiting block, a semicircular groove is formed in the mounting seat corresponding to the limiting block, and the limiting block is matched with the semicircular groove.

Preferably, the top of the mounting ring plate is uniformly fixed with four first springs, the top of each first spring is fixedly provided with a fixing foot, the top of each fixing foot is provided with a plurality of threaded holes, and each threaded hole is internally fixed with a screw.

Preferably, a thread mounting groove is formed in the mounting seat, a sounder is arranged at the bottom of the mounting seat corresponding to the thread mounting groove, and the top of the sounder is fixed with the bottom of the mounting seat.

Preferably, a telescopic rod is fixed on one side of the bottom of each fixing foot, and the bottom end of each telescopic rod is fixedly connected with the top of the mounting seat.

Preferably, lighting mechanism includes two warning lights, mount pad central authorities are equipped with the pivot, the pivot runs through the mount pad top and is connected with small-size motor, the other end fixedly connected with reflector panel of pivot.

Preferably, a plurality of round holes are evenly arranged at the top of the outer wall of the glass lampshade.

Preferably, the top of the glass lampshade is fixed with a sealing ring, the sealing ring is made of rubber, a sealing groove is formed in the mounting seat corresponding to the top of the sealing ring, and the sealing ring is matched with the sealing groove.

Preferably, the reflector consists of a convex mirror surface.

The utility model discloses a technological effect and advantage:

1. compared with the prior art, the glass lampshade can collect glass slag in the metal mesh enclosure when the glass lampshade is cracked, and when the metal mesh enclosure is separated due to vibration generated by explosion, the metal mesh enclosure is tightened by the metal wire fixed on one side, so that the glass slag is effectively prevented from falling to hurt people;

2. through installing the installation crown plate between fixed foot and installation crown plate, including the telescopic link at mount pad top, compare with prior art, when the shock wave that the explosion produced assaults, can alleviate vibrations effectual protection the device and not receive the damage, increase of service life.

Drawings

Fig. 1 is a cross-sectional view of the overall structure of the present invention.

Fig. 2 is a bottom sectional view of the present invention.

Fig. 3 is a schematic view of the overall structure of the present invention.

Fig. 4 is an enlarged view of the structure of the portion a of fig. 1 according to the present invention.

Fig. 5 is a schematic view of the structural metal mesh enclosure of the present invention when folded.

The reference signs are: the light-emitting device comprises a mounting seat 1, a first connecting head 2, a sounder 3, a small-sized motor 4, a fixing foot 5, a warning light 6, a telescopic rod 7, a first spring 8, a screw 9, a mounting ring plate 10, a metal mesh enclosure 11, a glass lampshade 12, a round hole 13, a fixing plate 14, a reflector 15, a metal wire 16, a lock catch 17, a slot 18, a second connecting head 19, a second spring 20, a semicircular groove 21, a limiting block 22 and a storage groove 23.

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.

The utility model provides an explosion-proof sound and light alarm device as shown in figures 1-5, which comprises a glass lampshade 12 and an illuminating mechanism, wherein the illuminating mechanism is arranged inside the glass lampshade 12 and extends out of the top of the glass lampshade 12, the top of the glass lampshade 12 is provided with a mounting seat 1, the outer end of the mounting seat 1 is fixedly provided with a mounting ring plate 10, the outer part of the glass lampshade 12 is detachably connected with a metal net cover 11, the outer wall of the metal net cover 11 is uniformly fixed with a plurality of fixing plates 14, each fixing plate 14 is provided with a hole, a metal wire 16 is movably arranged in the hole, one end of the metal wire 16 is fixed with a lock catch 17, the other end of the metal wire 16 passes through the lock catch 17 and is fixed with the mounting ring plate 10, the top of the metal net cover 11 is fixedly connected with a second connector 19, the mounting seat 1 corresponding to the top of, the second connector 19 extends into the slot 18 and is movably clamped with the mounting seat 1, receiving grooves 23 are respectively formed in two sides of the second connector 19, a second spring 20 is arranged in each receiving groove 23, one end of each second spring 20 is fixed with the second connector 19, a limiting block 22 is fixedly arranged at the other end of each second spring 20, a semicircular groove 21 is formed in the mounting seat 1 corresponding to the limiting block 22, and the limiting block 22 is matched with the semicircular groove 21;

further, the top of installation crown plate 10 evenly is fixed with four first springs 8, and every 8 tops of first spring all are fixed and are equipped with fixed foot 5, and a plurality of screw holes have all been seted up at the top of every fixed foot 5, all are fixed with screw 9 in every screw hole, can be stable through screw 9 be fixed in the device on the wall.

Furthermore, threaded mounting grooves are formed in the mounting base 1, sounders 3 are arranged at the bottom of the mounting base 1 corresponding to the threaded mounting grooves, the top of each sounder 3 is fixed to the bottom of the mounting base 1, and when the alarm device is triggered, the sounders 3 emit sharp-edged sounds to remind people of timely evacuation.

Furthermore, 5 bottom one sides of every fixed foot all are fixed with telescopic link 7, the bottom and the 1 top fixed connection of mount pad of telescopic link 7, telescopic link 7 and the cooperation of first spring 8 are used, have played fine shock attenuation effect, prolong the device's life.

Further, lighting mechanism includes two

warning light

6, 1 central authorities of mount pad are equipped with the pivot, the pivot runs through 1 top of mount pad and is connected with small-size motor 4, the other end fixedly connected with reflector panel 15 of pivot. The reflector 15 rotates continuously to cause a flashing rod of light, so that the reminding and warning effects are enhanced.

Further, a plurality of round holes 13 have evenly been seted up at 12 outer wall tops of glass lamp shades, and round hole 13 can be fine disperses the sound in glass lamp shade 12 away.

Further, a sealing ring is fixed to the top of the glass lampshade 12 and made of rubber, a sealing groove is formed in the mounting seat 1 corresponding to the top of the sealing ring, and the sealing ring is matched with the sealing groove to enhance the stability of the device after being mounted.

Further, reflector panel 15 comprises the convex surface mirror surface, and when light shined on reflector panel 15, can be fine enlarge light and reflect back, let more light can pierce through because of the smog that explosion or conflagration produced, hoisting device's warning effect.

The utility model discloses the theory of operation:

referring to the attached fig. 1-5 of the specification, the whole device is held, and a plurality of screws 9 are screwed into threaded holes formed in the fixing legs 5 in sequence, so that the device is fixed firmly. Then, aligning the first connector 2 on the glass lampshade 12 with the threaded mounting groove and screwing and fixing the glass lampshade 12, mutually extruding the sealing gasket and the sealing groove in the continuous screwing process to improve the stability of the device, then sleeving the metal mesh cover 11 outside the glass lampshade 12, grasping the second connector 19 to push the second connector 19 into the slot 18, popping up the limiting block 22 from the accommodating groove 23 by the second spring 20 when the limiting block 22 reaches the position of the semicircular groove 21 and clamping and fixing, grasping the lock catch 17 to sequentially penetrate the metal wire 16 through the fixing plate 14, movably fastening the lock catch 17 on the other end of the metal wire 16, and using the device after installation;

referring to the attached drawings 1-5 of the specification, when a fire or explosion happens, the device is triggered, the warning lamp 6 is turned on, the sounder 3 sends sharp and loud prompting sound, then the small motor 4 drives the reflector 15 to rotate, and due to the structure of the convex mirror of the reflector 15, the light source is amplified and reflected out, dense smoke generated by the fire or explosion penetrates through, and people can be better reminded of escaping in time. The air vibration generated by explosion directly reaches the whole device, and the vibration is alleviated due to the matched use of the first spring 8 and the telescopic rod 7, so that the device body is protected from being damaged. When the glass lampshade 12 inside is broken carelessly, broken glass generated by the glass lampshade 12 falls into the metal mesh enclosure 11 integrally under the action of gravity, and is firmly held by the metal mesh enclosure 11 to effectively prevent the broken glass from falling off and injuring people, if the metal mesh enclosure 11 falls carelessly in a fire, the metal wire 16 cooperates with the fixing plate 14 to draw the opening of the metal mesh enclosure 11 in, and is fixedly hung at the bottom of the fixing component, so that the safety of the device is improved again, and the personal safety of the personnel is protected.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an explosion-proof audible and visual alarm device, includes glass lamp shade (12) and lighting mechanism, lighting mechanism establishes inside glass lamp shade (12) and extends glass lamp shade (12) top, its characterized in that: the glass lampshade is characterized in that a mounting seat (1) is arranged at the top of the glass lampshade (12), a mounting ring plate (10) is fixedly arranged at the outer end of the mounting seat (1), a metal mesh enclosure (11) is detachably connected to the outer side of the glass lampshade (12), a plurality of fixing plates (14) are uniformly fixed on the outer wall of the metal mesh enclosure (11), each fixing plate (14) is provided with a hole, a metal wire (16) is movably arranged in each hole, a lock catch (17) is fixed at one end of each metal wire (16), the other end of each metal wire (16) penetrates through the lock catch (17) and is fixed with the mounting ring plate (10), a second connector (19) is fixedly connected to the top of the metal mesh enclosure (11), a slot (18) is formed in the mounting seat (1) corresponding to the top of the second connector (19), the second connector (19) extends into the slot (18) and is movably clamped with the, second connector (19) both sides have been seted up respectively and have been accomodate groove (23), it is equipped with second spring (20) in groove (23) to accomodate, second spring (20) one end is fixed with second connector (19), second spring (20) other end is fixed and is equipped with stopper (22), semicircular groove (21) have been seted up in mount pad (1) that stopper (22) correspond, stopper (22) and semicircular groove (21) looks adaptation.

2. An explosion-proof acousto-optic alarm device according to claim 1, characterized in that: the top of installation crown plate (10) evenly is fixed with four first spring (8), and every first spring (8) top is all fixed and is equipped with fixed foot (5), and a plurality of screw holes have all been seted up at the top of every fixed foot (5), all are fixed with screw (9) in every screw hole.

3. An explosion-proof acousto-optic alarm device according to claim 1, characterized in that: screw thread mounting groove has been seted up in mount pad (1), mount pad (1) bottom that screw thread mounting groove corresponds is equipped with vocal ware (3), the top of vocal ware (3) is fixed with the bottom of mount pad (1).

4. An explosion-proof acousto-optic alarm device according to claim 2, characterized in that: one side of the bottom of each fixed foot (5) is fixedly provided with a telescopic rod (7), and the bottom end of each telescopic rod (7) is fixedly connected with the top of the mounting seat (1).

5. An explosion-proof acousto-optic alarm device according to claim 1, characterized in that: the lighting mechanism comprises two warning lamps (6), a rotating shaft is arranged in the center of the mounting seat (1), the rotating shaft penetrates through the top of the mounting seat (1) and is connected with a small motor (4), and a reflecting plate (15) is fixedly connected to the other end of the rotating shaft.

6. An explosion-proof acousto-optic alarm device according to claim 1, characterized in that: a plurality of round holes (13) are evenly arranged at the top of the outer wall of the glass lampshade (12).

7. An explosion-proof acousto-optic alarm device according to claim 1, characterized in that: the glass lampshade (12) top is fixed with the sealing washer, the sealing washer adopts the rubber material, the seal groove has been seted up on mount pad (1) that the sealing washer top corresponds, sealing washer and seal groove looks adaptation.

8. An explosion-proof acousto-optic alarm device according to claim 5, characterized in that: the reflector (15) is composed of a convex mirror surface.