CN215450371U

CN215450371U - Fire alarm

Info

Publication number: CN215450371U
Application number: CN202121687778.6U
Authority: CN
Inventors: 杨燕
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-01-07
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a fire alarm, which comprises a base and an alarm main body, wherein screw holes are formed in the periphery of the base, the base is fixed on a wall by penetrating through the screw holes through screws, and a clamping piece is arranged on the side of the base, which is far away from the wall; the inside smog alarm device that sets up of alarm main part, its side of pressing close to the base is opened and is equipped with first draw-in groove, first draw-in groove is including communicating vertical caulking groove and horizontal spout, and it is inboard to move into horizontal spout after the terminal embedding vertical caulking groove of fastener, realizes the joint of alarm main part and base. The replacement and the disassembly inspection are convenient; the battery jar is arranged on the side surface, and the battery can be replaced when the fire alarm is not detached; a clamping plate is arranged to limit the position of the battery; the through groove is formed, so that the battery is more convenient to disassemble.

Description

Fire alarm

Technical Field

The utility model relates to the field of fire alarm, in particular to a fire alarm.

Background

The increase of the fire and the electricity consumption of modern families is said, the frequency of the household fire is higher and higher, once the household fire happens, the adverse factors of untimely fire suppression, lack of fire extinguishing equipment, scare and misbehavior of field personnel, slow escape and the like are easy to occur, and finally, the great life and property loss is caused.

Current fire alarm mostly is the integral type structure, is difficult for changing and dismantles the inspection.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fire alarm which is convenient to replace, disassemble and inspect.

In order to achieve the above object, according to one aspect of the present invention, the present invention provides the following technical solutions:

a fire alarm comprising:

the base is provided with screw holes along the periphery, the base is fixed on the wall by screws penetrating through the screw holes, and a clamping piece is arranged on the side of the base, which deviates from the wall;

alarm main part, inside sets up smoke alarm device, and it is pressed close to the base side and opens and be equipped with first draw-in groove, first draw-in groove is including communicating vertical caulking groove and horizontal spout, and it is inboard that the terminal embedding of fastener removes the horizontal spout of income behind the vertical caulking groove, realizes the joint of alarm main part and base.

As a preferable aspect of the fire alarm of the present invention, the number of the latching members is three, and all the latching members are L-shaped.

As a preferable aspect of the fire alarm device of the present invention, a battery jar is formed on a side surface of the alarm device body, first electrode blocks are disposed on two opposite jar wall surfaces of the battery jar, and a battery mounting member is rotatably disposed in the battery jar.

As a preferable aspect of the fire alarm apparatus according to the present invention, the battery mounting member includes a mounting base, a placing groove for placing the battery is opened on the side of the mounting base facing the base, and second electrode blocks penetrating through the groove wall and respectively opposing the two first electrode blocks are provided on two opposing groove walls of the placing groove.

In a preferred embodiment of the fire alarm of the present invention, a retaining plate is fixedly disposed on a lower side wall of the placement groove.

In a preferable aspect of the fire alarm of the present invention, a through groove is formed in a lower side groove wall surface of the placement groove.

As a preferred scheme of the fire alarm, an elastic clamping piece is arranged on the outer side of the movable end of the mounting base, a clamping block is arranged on the outer side of the elastic clamping piece, and a second clamping groove matched with the clamping block is formed in the side groove wall surface of the battery jar.

Compared with the prior art, the utility model has the advantages that: the replacement and the disassembly inspection are convenient; the battery jar is arranged on the side surface, and the battery can be replaced when the fire alarm is not detached; a clamping plate is arranged to limit the position of the battery; the through groove is formed, so that the battery is more convenient to disassemble.

Drawings

FIG. 1 is a schematic view of the overall structure of a fire alarm apparatus according to the present invention;

FIG. 2 is a bottom view of a fire alarm of the present invention;

FIG. 3 is a separate view of the base and body of a fire alarm of the present invention;

FIG. 4 is a view showing a construction of a mounting base of a fire alarm apparatus according to the present invention;

in the figure: 100-base, 110-screw hole, 120-fastener, 200-alarm body, 210-first card slot, 220-battery groove, 221-second card slot, 230-first electrode block, 240-battery mounting piece, 241-mounting base, 242-placing groove, 243-second electrode block, 244-fastening plate, 245-through groove, 246-elastic fastener and 247-fastener.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a fire alarm which is convenient to replace, disassemble and inspect; the battery jar is arranged on the side surface, and the battery can be replaced when the fire alarm is not detached; a clamping plate is arranged to limit the position of the battery; the through groove is formed, so that the battery is more convenient to disassemble.

Fig. 1 to 4 show an embodiment of a fire alarm apparatus according to the present invention, and referring to fig. 1 to 4, the fire alarm apparatus of the present embodiment includes a base 100 and an alarm apparatus main body 200.

The base 100 is fixed on a wall, as shown in fig. 1-3, the base 100 is disc-shaped, four screw holes 110 are formed along the periphery of the top surface of the base 100, the base 100 is fixed on the wall by screws penetrating through the screw holes 110, and three clamping pieces 120 are arranged on the lower bottom surface of the base 100 in an annular array manner and are all L-shaped.

A smoke alarm device is arranged in the alarm main body 200 and used for detecting and alarming smoke, a first clamping groove 210 which is opposite to the three clamping pieces 120 one by one is arranged on the side close to the base 100, the first clamping groove 210 comprises a longitudinal caulking groove and a transverse sliding groove which are communicated, and the terminal of each clamping piece is embedded into the longitudinal caulking groove and then moves into the inner side of the transverse sliding groove to realize the clamping connection of the alarm main body 200 and the base 100; a battery jar 220 is arranged on the side surface of the alarm main body 200, first electrode blocks 230 are arranged on the left and right opposite jar wall surfaces of the battery jar 220, a battery installation part 240 is arranged in the battery jar 220 in a rotating mode, the battery installation part 240 comprises an installation base 241, a placing jar 242 for placing a battery is arranged on the installation base 241 facing the base 100 side, second electrode blocks 243 which penetrate through the jar wall surfaces and are respectively opposite to the two first electrode blocks 230 are arranged on the two opposite jar wall surfaces of the placing jar 242, two clamping plates 244 for limiting the position of the battery are fixedly arranged on the two lower jar wall surfaces of the placing jar 242, a through groove 245 is arranged on the lower jar wall surface of the placing jar 242, the battery is withdrawn by pushing up from the through groove 245 through fingers, and the battery is convenient to disassemble; an elastic clamping piece 246 is arranged on the outer side of the movable end of the mounting base 241, a clamping block 247 is arranged on the outer side of the elastic clamping piece 246, a second clamping groove 221 matched with the clamping block 247 is formed in the wall surface of the side groove of the battery jar 220, and the mounting base 241 is limited in the battery jar 220 in a use state through the matching of the second clamping groove 221 and the clamping block 247.

With reference to fig. 1 to 4, a fire alarm device according to this embodiment is implemented as follows: when the alarm is installed, the base 100 is fixed on a wall by a screw penetrating through the screw hole 110, the alarm main body 200 is taken up, the clamping piece 120 of the base 100 is pressed into the first clamping groove 210 of the alarm main body 200, and then the alarm main body 200 is rotated; when the battery needs to be replaced, the interaction end of the elastic clamping piece 246 is pressed, so that the clamping block 247 is moved out of the second clamping groove 221, then the battery mounting piece 240 is rotated out, the existing battery is ejected out through the through groove 245 by fingers, a new battery is placed in the placing groove 242, the position of the battery is confirmed through the clamping plate 244, and then the battery mounting piece 240 is rotated back.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fire alarm, comprising:

the base (100) is provided with screw holes (110) along the periphery, the base is fixed on a wall by screws penetrating through the screw holes (110), and a clamping piece (120) is arranged on the side of the base, which deviates from the wall;

alarm main part (200), inside sets up smog alarm device, and it is pressed close to base (100) side and opens and is equipped with first draw-in groove (210), first draw-in groove (210) are including communicating vertical caulking groove and horizontal spout, and it is inboard to move into horizontal spout after the terminal embedding vertical caulking groove of fastener, realizes the joint of alarm main part (200) and base (100).

2. A fire alarm according to claim 1 wherein: the clamping pieces (120) are three in number and are L-shaped.

3. A fire alarm according to claim 1 wherein: a battery jar (220) is formed in the side face of the alarm main body (200), first electrode blocks (230) are arranged on two opposite jar wall faces of the battery jar (220), and a battery mounting piece (240) is rotationally arranged in the battery jar (220).

4. A fire alarm according to claim 3 wherein: the battery mounting piece (240) comprises a mounting base (241), a placing groove (242) for placing a battery is formed in the side, facing the base (100), of the mounting base (241), and second electrode blocks (243) which penetrate through the groove wall and are opposite to the two first electrode blocks (230) are arranged on two opposite groove wall surfaces of the placing groove (242).

5. A fire alarm according to claim 4 wherein: and a clamping plate (244) is fixedly arranged on the wall surface of the lower side groove of the placing groove (242).

6. A fire alarm according to claim 4 wherein: and a through groove (245) is formed on the wall surface of the lower side groove of the placing groove (242).

7. A fire alarm according to claim 4 wherein: an elastic clamping piece (246) is arranged on the outer side of the movable end of the mounting base (241), a clamping block (247) is arranged on the outer side of the elastic clamping piece (246), and a second clamping groove (221) matched with the clamping block (247) is formed in the wall surface of the side groove of the battery groove (220).