CN218974987U - Smoke alarm - Google Patents

Abstract

The utility model relates to the technical field of smoke alarms, in particular to a smoke alarm which comprises a base, a chain and a host. The base fixed mounting is on the ceiling, is connected through the chain between base and host computer, embedded permanent magnet in the base, installs electro-magnet and permanent magnet matched with on the host computer, and the electro-magnet is supplied power through the battery, so when the battery electricity consumption, host computer breaks away from with the base mutually, but because the existence of chain, effectually avoids the host computer to drop and hurts the people, realizes simultaneously reminding people, in time changes, and upper and lower two parts of host computer are connected through the screw thread again, and the screen is changed to the change with the alarm dismantlement that can be quick after long-time use, convenient to use. The utility model has the advantages of stable and reliable installation, simple installation process, capability of indicating the service condition of the battery, and capability of avoiding the condition that the alarm does not work due to electric quantity exhaustion, so that the use is safer and more reliable, the cleaning is convenient, and the use of people is convenient.

Description

Smoke alarm

Technical Field

The utility model relates to the technical field of smoke alarms, in particular to a smoke alarm.

Background

With the development of modern cities, large-scale public places such as entertainment, offices, accommodations, leisure and shopping are more and more, people can discover sources of fire early and warn people to avoid serious life and property losses, at present, most indoor tops are commonly provided with smoke alarms, the smoke alarms are respectively called fire smoke alarms, smoke sensors and the like, the existing smoke alarms can be divided into ion smoke alarms, photoelectric smoke alarms and the like, and power devices such as buzzers, sensors, indicator lamps, self-checking devices and the like are arranged inside the alarms, and all the power devices consume electric energy.

The existing smoke alarm is powered by an indoor wire, but a lot of batteries are used for power supply, the smoke alarm is more flexibly installed by using the batteries for power supply, when the batteries are used for power supply, the smoke alarm is inconvenient to install, meanwhile, the batteries are inconvenient to replace, and under the general condition, people hardly notice that the electric quantity of the batteries of the smoke alarm is exhausted to stop working, so that the smoke alarm has certain potential safety hazard.

Meanwhile, the smoke alarm has long service life, dust accumulation can occur on the partition net inevitably, the dust accumulation can affect the normal work of the smoke alarm, the existing smoke alarm can often have the condition that the partition net is inconvenient to clean, and inconvenience is brought to the use of the smoke alarm.

Disclosure of Invention

The utility model aims to provide the smoke alarm which is firm in installation, does not fall off, can realize indication of the electric quantity of a battery and is convenient to clean.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a smog alarm, includes base and host computer, the base on be provided with the mounting groove, be provided with the fixed slot in the mounting groove, connect fastening screw in the fixed slot, fastening screw cooperation inflation screw cover and ceiling fixed connection are embedded to be provided with permanent magnet in the base, be provided with the battery jar in the host computer, be provided with the battery in the battery jar, the battery is connected with the electromagnetic iron, the base is connected through the chain with the host computer.

Further, the base is detachably connected with the host through a chain.

Further, the base is connected with the connecting ring A, the connecting ring A is connected with the chain, the tail end of the chain is connected with the buckle, the buckle is connected with the connecting ring B, and the connecting ring B is connected with the host.

Further, an upper half part and a lower half part are arranged in the host machine, the upper half part and the lower half part are detachably connected, a smoke inlet is arranged on the upper half part, and a separation net is arranged on the inner side of the smoke inlet.

Further, a threaded opening is formed in the lower half portion, a threaded connection portion is arranged on the upper half portion, the threaded connection portion is matched with the threaded opening, and the upper half portion is in threaded connection with the lower half portion.

Further, the screen is of uniform diameter to the upper half at the smoke inlet.

The utility model has the beneficial effects that: the installation is reliable and stable, and the installation is simple, can instruct the service condition of battery simultaneously, avoids the condition that the electric quantity runs out and causes the alarm to be out of work for use safe and reliable more, the clearance of being convenient for simultaneously makes things convenient for people to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the bottom construction of the present utility model;

fig. 3 is a schematic view of the structure of the present utility model.

Name corresponding to each label in the figure:

1. a base; 11. a connecting ring A; 12. a chain; 13. a buckle; 14. a mounting groove; 141. a fixing groove; 142. a fastening screw; 143. an expansion screw sleeve; 15. a permanent magnet; 2. a host; 21. a lower half; 211. a connecting ring B; 212. an alarm hole; 213. a smoke inlet; 214. an alarm lamp; 215. a battery case; 2151. a tank; 2152. a battery; 2153. a slot cover; 216. an electromagnet; 217. a threaded port; 218. a detection chamber; 22. an upper half; 221. capping; 222. a screen; 223. a threaded connection.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art based on the embodiments of the present utility model are within the scope of protection of the present utility model.

Embodiments of the utility model:

as shown in fig. 1 to 3, in the smoke alarm of the present utility model, a base 1 is provided, in which a permanent magnet 15 is provided in the base 1 and a mounting groove 14 is provided thereon, a fixing groove 141 is provided in the mounting groove 14 and a fastening screw 142 is connected in the fixing groove 141 while a fastening screw 142 is fitted with an expansion screw sleeve 143 and a connection ring a11 is connected to one side of the base 1, a chain 12 is connected through the connection ring a11 and a buckle 13 is provided at the front end of the chain 12 and connected to the connection ring B211, the connection ring B211 is connected to the lower half 21 of the main body 2, a detection chamber 218 is provided in the lower half 21 while an alarm hole 212 and an alarm lamp 214 are provided thereon, a battery groove 215 is provided in the bottom of the lower half 21 during the process, a battery groove 2151 is provided in the battery groove 2151 and a battery 2152 is placed therein, a groove cover 2153 is mounted on the battery 2152 is connected to the electromagnet 216 while a screw hole 217 is provided on the lower half 21 and a screw hole 217 is connected to the upper half 22 and a screw cap 221 is provided on the upper half 223 while a smoke inlet hole is provided to the upper half 223 is connected to the screw hole 213.

The utility model is used when in use: the top of living room in room is bored at the mounting hole now, install the inflation screw cover 143 in the mounting hole and install fastening screw 142 through fixed slot 141, thereby with base 1 firmly fixed on the ceiling, at this moment install battery 2152 in host computer 2, the circuit switch-on is this moment, the alarm begins to work, this simultaneously, electro-magnet 216 works and produce magnetism, connect link B211 on the host computer 2 with buckle 13 this moment, then adsorb host computer 2 on base 1 can, the in-process installation is firm reliable, install very convenient simultaneously, and after the battery is used up, electro-magnet 216 loses magnetism, lower half 21 promptly breaks away from each other with upper half 22, but owing to the effect of chain 12, host computer 2 can not drop to the ground and smash the people, guaranteed the safety in use, people see host computer 2 at this moment drops, just know to need change battery 2151, can not know battery 2151 service condition because the electric quantity is used up, host computer 2 does not run out, and the condition that can not be alerted when the conflagration that causes, use is more safe and reliable.

After the host 2 is used for a long time, dust is inevitably attached to the partition net 222, when the dust is excessive, the smoke can enter the detection chamber 218 from the smoke inlet 213, and then the normal operation of the host 2 can be affected, at the moment, the host 2 can be removed from the buckle 13, then the upper half part 21 and the lower half part 22 of the host 2 are detached, then the partition net 222 is taken out for cleaning, the partition net 222 is in a cylinder shape in the process, and the partition net 222 and the smoke inlet 213 can be well fixed at the smoke inlet 213 only by matching the diameters of the partition net 222 and the smoke inlet 213 (the diameter of the partition net 213 is consistent with the inner diameter of the smoke inlet 213, and the partition net can be well connected together by virtue of friction and extrusion similar to plugging).

Claims (6)

1. The utility model provides a smoke alarm, includes base (1) and host computer (2), its characterized in that: the base (1) on be provided with mounting groove (14), be provided with fixed slot (141) in mounting groove (14), connect fastening screw (142) in fixed slot (141), fastening screw (142) cooperation inflation screw cover (143) and ceiling fixed connection are embedded in base (1) to be provided with permanent magnet (15), are provided with battery jar (215) in host computer (2), are provided with battery (2152) in battery jar (215), battery (2152) are connected with electro-magnet (216), base (1) are connected through chain (12) with host computer (2).

2. A smoke alarm according to claim 1 wherein: the base (1) is detachably connected with the host (2) through a chain (12).

3. A smoke alarm according to claim 2 wherein: the base (1) is connected with a connecting ring A (11), the connecting ring A (11) is connected with a chain (12), the tail end of the chain (12) is connected with a buckle (13), the buckle (13) is connected with a connecting ring B (211), and the connecting ring B (211) is connected with a host machine (2).

4. A smoke alarm according to claim 1 wherein: the host machine (2) is provided with an upper half part (22) and a lower half part (21), the upper half part (22) is detachably connected with the lower half part (21), a smoke inlet (213) is arranged on the upper half part (22), and a separation net (222) is arranged on the inner side of the smoke inlet (213).

5. A smoke alarm as claimed in claim 4 wherein: the lower half part (21) is provided with a threaded opening (217), the upper half part (22) is provided with a threaded connecting part (223), the threaded connecting part (223) is matched with the threaded opening (217), and the upper half part (22) is in threaded connection with the lower half part (21).

6. A smoke alarm as claimed in claim 4 wherein: the screen (222) is in line with the inner diameter of the upper half (22) at the smoke inlet (213).

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