CN210039028U

CN210039028U - Smoke alarm for indoor fire fighting of building

Info

Publication number: CN210039028U
Application number: CN201920859740.9U
Authority: CN
Inventors: 邓超超; 陈良发; 苏志锋
Original assignee: Shandong Xinye Safety Technology Co Ltd
Current assignee: Shandong Xinye Safety Technology Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-02-07
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a smoke alarm for fire fighting in building room, which comprises a top cover plate component, an alarm component and a bottom plate component, wherein the alarm component is arranged between the top cover plate component and the bottom plate component, an internal thread groove is clamped with an external thread groove, a special-shaped groove matched with a special-shaped arc clamping groove is arranged on the outer side wall of an installation chassis, the special-shaped groove is fixedly connected with a special-shaped clamping block, the special-shaped clamping block is clamped with the special-shaped arc clamping groove when rotating, the connection stability between the components is effectively increased by a double fixing mode, the loosening of the alarm component and the bottom plate component is avoided, the assembly, the disassembly and the maintenance are convenient, the smoke is triggered after being sensed by the smoke sensor, the alarm gives out a whistle alarm, the smoke sensor is not electrified during the whistle period of the alarm, the power cost is saved, the economy is strong, the alarm gives out whistle, meanwhile, an emergency light belt is provided, the guidance and illumination is provided, the practicality is higher.

Description

Smoke alarm for indoor fire fighting of building

Technical Field

The utility model relates to a fire control technical field specifically is a smoke alarm is used in indoor fire control of building.

Background

The smoke alarm, which is called as a fire smoke alarm, a smoke sensor and the like, is powered by a bus, a plurality of the smoke alarms, the smoke sensor and the like can be connected with the bus, the fire alarm controller is connected with the network and communicates to form an alarm system, no sound is generated on the site when alarming, the host machine has acousto-optic prompt, the smoke-sensitive alarm device is generally called as a smoke-sensitive detector, the smoke-sensitive detector is provided with address codes and is not provided with the address codes, the shell of the existing smoke alarm adopts an integrated injection molding mode, the smoke-sensitive alarm device needs to be integrally installed and disassembled when being installed, the shell needs to be damaged when being maintained, and the smoke-sensitive alarm device is extremely inconvenient to install, disassemble and maintain, the split smoke alarm has the problems of low stability and easy loosening between the alarm component and the mounting plate, and the smoke alarm still operates when the alarm whistles to alarm, so that the cost is not saved, the economical and practical performance is poor, and the functionality is weak.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a smoke alarm for fire control in building room, it is high to possess stability, avoid alarm subassembly and bottom plate subassembly pine to take off, conveniently install and remove and maintain, practice thrift the electric power cost, economical and practical more, the higher advantage of practicality, must integral erection and whole dismantlement when installing among the prior art can be solved, need destroy the shell body during the maintenance, it is extremely inconvenient to install and remove and maintain, and split type smoke alarm exists stability not high again, the problem of easy pine take off between alarm subassembly and the mounting panel, and smoke alarm still moves when the siren whistles the alarm, practice thrift the cost inadequately, economical and practical is poor, the problem that the functionality is weak.

In order to achieve the above object, the utility model provides a following technical scheme: a smoke alarm for indoor fire protection of a building comprises a top cover plate assembly, an alarm assembly and a bottom plate assembly, wherein the alarm assembly is located between the top cover plate assembly and the bottom plate assembly, the top cover plate assembly comprises a first protective shell, an emergency power supply, emergency lamp belts and a mounting groove, the emergency power supply is fixedly mounted on the bottom surface of the mounting groove, the emergency power supply is electrically connected with the emergency lamp belts, the emergency lamp belts are arranged in multiple groups, the multiple groups of emergency lamp belts are annularly arranged on the outer side of the mounting groove, the mounting groove is machined in the top surface of the first protective shell, and the first protective shell is movably connected with the;

the alarm component comprises a second protective shell, smoke-permeable openings, a smoke sensor, an alarm, a PLC (programmable logic controller), a single-pole double-throw switch, a power supply guide pillar A and an installation chassis, wherein a plurality of groups of smoke-permeable openings are annularly and equidistantly arranged on the outer wall of the second protective shell, the smoke sensor is fixedly installed in the second protective shell and is electrically connected with the alarm, the PLC is arranged in the smoke sensor, the power supply end of the PLC is fixedly connected with the power supply guide pillar A, the power supply guide pillar A is located at the center of the installation chassis, an inner threaded groove is machined in the installation chassis, and the inner threaded groove is movably connected with the bottom plate component;

the bottom plate assembly comprises a chassis, a power supply guide pillar B, an external thread groove and special-shaped arc clamping grooves, the power supply guide pillar B is fixedly installed at the center of the chassis and is connected with a power supply, the external thread groove is formed in the outer side of the power supply guide pillar B, the bottom of the external thread groove is fixedly connected with the bottom surface of the chassis, and four groups of special-shaped arc clamping grooves are welded on the inner wall of the chassis.

Preferably, the PLC controller is electrically connected with the smoke sensor and the alarm through a single-pole double-throw switch.

Preferably, the four groups of the special-shaped arc clamping grooves are annularly fixed on the inner wall of the chassis at equal angles.

Preferably, the outer side wall of the mounting base plate is provided with a special-shaped groove matched with the special-shaped arc clamping groove.

Preferably, the special-shaped groove is fixedly connected with the special-shaped fixture block.

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

1. this smoke alarm for indoor fire control of building, through internal thread groove and external screw thread groove block, special-shaped fixture block and special-shaped circular arc draw-in groove block when rotatory, the connection stability between the dual fixed mode effectively increases the subassembly avoids alarm subassembly and bottom plate subassembly pine to take off, conveniently installs and removes and maintains.

2. This smoke alarm is used in indoor fire control of building, PLC controller control single-pole double-throw switch are switched to the siren side by original smog sensor side, and the siren sends the alarm of whistling, and smog sensor is not circular telegram during the siren whistling, practices thrift the electric power cost, and is economical and practical more.

3. This smoke alarm is used in indoor fire control of building, emergency power source and single-pole double-throw switch's alarm side electric connection, when the siren sends out and whistle, the emergency light is lighted up, also provides the reason illumination and direction for the stranded personnel under the dense smoke condition when playing the warning effect, and the practicality is higher.

Drawings

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

FIG. 2 is a schematic structural view of the top cover plate assembly of the present invention;

FIG. 3 is a schematic structural view of an alarm assembly according to the present invention;

fig. 4 is a schematic diagram of the circuit connection of the single-pole double-throw switch of the present invention;

FIG. 5 is a schematic structural view of the mounting base plate of the present invention;

fig. 6 is a schematic structural diagram of the bottom plate assembly of the present invention.

In the figure: 1. a top deck assembly; 11. a first protective housing; 12. an emergency power supply; 13. an emergency light band; 14. mounting grooves; 2. an alarm component; 21. a second protective housing; 22. a smoke-permeable vent; 23. a smoke sensor; 24. an alarm; 25. a PLC controller; 26. a single pole double throw switch; 27. a power supply guide pillar A; 28. installing a chassis; 281. an internal thread groove; 282. a special-shaped groove; 283. a special-shaped fixture block; 3. a base plate assembly; 31. a chassis; 32. a power supply guide pillar B; 33. an outer thread groove; 34. a special-shaped arc clamping groove.

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, a smoke alarm for fire protection in a building comprises a top cover plate assembly 1, an alarm assembly 2 and a bottom plate assembly 3, wherein the alarm assembly 2 is located between the top cover plate assembly 1 and the bottom plate assembly 3.

Referring to fig. 2-5, the top cover plate assembly 1 includes a first protective housing 11, an emergency power source 12, emergency light strips 13 and a mounting groove 14, the emergency power source 12 is fixedly mounted on the bottom surface of the mounting groove 14, the emergency power source 12 is electrically connected to the emergency light strips 13, the emergency light strips 13 are provided in multiple groups, the multiple groups of emergency light strips 13 are annularly disposed on the outer side of the mounting groove 14, the mounting groove 14 is processed on the top surface of the first protective housing 11, the first protective housing 11 is movably connected to the alarm assembly 2 through internal threads, the alarm assembly 2 includes a second protective housing 21, a smoke vent 22, a smoke sensor 23, an alarm 24, a PLC controller 25, a single-pole double-throw switch 26, a power guide pillar a27 and a mounting chassis 28, multiple groups of smoke vents 22 are annularly and equidistantly disposed on the outer wall of the second protective housing 21, the smoke sensor 23 is fixedly mounted inside the second protective housing 21, and the smoke sensor 23 is, the smoke sensor 23 is internally provided with the PLC 25, the power supply end of the PLC 25 is fixedly connected with a power supply guide post A27, the power supply guide post A27 is positioned at the center of the installation chassis 28, an internal thread groove 281 is machined in the installation chassis 28, the internal thread groove 281 is movably connected with the bottom plate component 3, the PLC 25 is electrically connected with the smoke sensor 23 and the alarm 24 through a single-pole double-throw switch 26, four groups of special-shaped arc clamping grooves 34 are annularly fixed on the inner wall of the chassis 31 in an equal angle mode, a special-shaped groove 282 matched with the special-shaped arc clamping groove 34 is arranged on the outer side wall of the installation chassis 28, and the special-shaped groove 282 is fixedly connected with the special.

Referring to fig. 6, the bottom plate assembly 3 includes a bottom plate 31, a power guide post B32, an external thread groove 33 and a special-shaped arc groove 34, the center of the bottom plate 31 is fixedly installed with a power guide post B32, the power guide post B32 is connected with a power supply, the external thread groove 33 is disposed on the outer side of the power guide post B32, the bottom of the external thread groove 33 is fixedly connected with the bottom surface of the bottom plate 31, and the inner wall of the bottom plate 31 is welded with four groups of special-shaped arc grooves 34.

The working principle is as follows: when the emergency power supply is used, the chassis 31 is fixed on the wall surface of an installation area through bolts, the inner thread groove 281 is clamped with the outer thread groove 33, the power supply guide post A27 is connected with the power supply guide post B32 to play a role of communicating and conducting electricity, the outer side wall of the installation chassis 28 is provided with a special-shaped groove 282 matched with the special-shaped arc clamping groove 34, the special-shaped groove 282 is fixedly connected with a special-shaped clamping block 283, the special-shaped clamping block 283 is clamped with the special-shaped arc clamping groove 34 during rotation, the PLC 25 is arranged inside the smoke sensor 23, smoke enters the inside of the second protective shell 21 through the smoke ventilation air inlet 22 and triggers an alarm system inside the smoke sensor 23 after being sensed by the smoke sensor 23, the PLC 25 controls the single-pole double-throw switch 26 to be switched from the original smoke sensor 23 side to the alarm 24 side, the alarm 24 gives a whistle alarm, and the emergency power supply 12 is electrically, the hazard light strip 13 lights up at the same time as the siren 24 sounds a whistle.

In summary, the following steps: the smoke alarm for indoor fire fighting of the building is characterized in that a chassis 31 is fixed on the wall surface of an installation area through bolts when in use, and is clamped with an external thread groove 33 through an internal thread groove 281, a power supply guide pillar A27 is connected with a power supply guide pillar B32 to play a role of communicating and conducting electricity, so that the connection between an alarm component 2 and a bottom plate component 3 is realized, a special-shaped groove 282 matched with a special-shaped arc clamping groove 34 is arranged on the outer side wall of an installation chassis 28, the special-shaped groove 282 is fixedly connected with a special-shaped clamping block 283, the special-shaped clamping block 283 is clamped with the special-shaped arc clamping groove 34 during rotation, the connection stability between the components is effectively increased in a double fixing mode, the alarm component 2 and the bottom plate component 3 are prevented from being loosened, the assembly, the disassembly and the maintenance are convenient, a PLC 25 is arranged in a smoke sensor 23, smoke enters the inside of a, PLC controller 25 control single-pole double-throw switch 26 is switched to siren 24 side by original smog sensor 23 side, siren 24 sends the alarm of whistling, smog sensor 23 does not switch on during siren 24 whistling, practice thrift the electric power cost, and is more economical and practical, emergency power source 12 and single-pole double-throw switch 26's alarm side electric connection, when siren 24 sends the whistling, emergency light area 13 lights, also provide the reason illumination and direction for the stranded personnel under the dense smoke condition when playing the warning effect, and the practicality is higher.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 smoke alarm is used in indoor fire control of building, includes top cover plate subassembly (1), alarm subassembly (2) and bottom plate subassembly (3), and alarm subassembly (2) are located between top cover plate subassembly (1) and bottom plate subassembly (3), its characterized in that: the top cover plate assembly (1) comprises a first protective shell (11), an emergency power supply (12), emergency lamp belts (13) and mounting grooves (14), the emergency power supply (12) is fixedly mounted on the bottom surface of the mounting grooves (14), the emergency power supply (12) is electrically connected with the emergency lamp belts (13), the emergency lamp belts (13) are arranged in multiple groups, the multiple groups of emergency lamp belts (13) are annularly arranged on the outer side of the mounting grooves (14), the mounting grooves (14) are machined on the top surface of the first protective shell (11), and the first protective shell (11) is movably connected with the alarm assembly (2) through internal threads;

the alarm component (2) comprises a second protective shell (21), a smoke ventilation opening (22), a smoke sensor (23), an alarm (24), a PLC (programmable logic controller) controller (25), a single-pole double-throw switch (26), a power supply guide post A (27) and a mounting chassis (28), a plurality of groups of smoke ventilation openings (22) are annularly and equidistantly arranged on the outer wall of the second protective shell (21), a smoke sensor (23) is fixedly installed inside the second protective shell (21), the smoke sensor (23) is electrically connected with an alarm (24), a PLC (programmable logic controller) is arranged inside the smoke sensor (23), a power supply end of the PLC (25) is fixedly connected with a power supply guide pillar A (27), the power supply guide pillar A (27) is located at the center of an installation chassis (28), an inner thread groove (281) is machined inside the installation chassis (28), and the inner thread groove (281) is movably connected with the bottom plate component (3);

the bottom plate component (3) comprises a chassis (31), a power supply guide post B (32), an external thread groove (33) and special-shaped arc clamping grooves (34), the power supply guide post B (32) is fixedly installed at the center of the chassis (31), the power supply guide post B (32) is connected with a power supply, the external thread groove (33) is formed in the outer side of the power supply guide post B (32), the bottom of the external thread groove (33) is fixedly connected with the bottom surface of the chassis (31), and four groups of special-shaped arc clamping grooves (34) are welded on the inner wall of the chassis (31).

2. A smoke alarm for fire fighting in a building, according to claim 1, wherein: the PLC (25) is electrically connected with the smoke sensor (23) and the alarm (24) through a single-pole double-throw switch (26).

3. A smoke alarm for fire fighting in a building, according to claim 1, wherein: the four groups of the special-shaped arc clamping grooves (34) are annularly fixed on the inner wall of the chassis (31) at equal angles.

4. A smoke alarm for fire fighting in a building, according to claim 1, wherein: and the outer side wall of the mounting chassis (28) is provided with a special-shaped groove (282) matched with the special-shaped arc clamping groove (34).

5. A smoke alarm for fire fighting in a building according to claim 4, wherein: the special-shaped groove (282) is fixedly connected with the special-shaped fixture block (283).