CN112802291A - Fire detection alarm is felt to stand alone type cigarette based on thing networking - Google Patents
Fire detection alarm is felt to stand alone type cigarette based on thing networking Download PDFInfo
- Publication number
- CN112802291A CN112802291A CN202110028717.7A CN202110028717A CN112802291A CN 112802291 A CN112802291 A CN 112802291A CN 202110028717 A CN202110028717 A CN 202110028717A CN 112802291 A CN112802291 A CN 112802291A
- Authority
- CN
- China
- Prior art keywords
- smoke
- sensing box
- sensing
- sensor
- fire detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 235000019504 cigarettes Nutrition 0.000 title claims description 12
- 230000006855 networking Effects 0.000 title claims description 5
- 239000000779 smoke Substances 0.000 claims abstract description 93
- 238000004140 cleaning Methods 0.000 claims description 16
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000003546 flue gas Substances 0.000 claims description 3
- 210000000056 organ Anatomy 0.000 claims 2
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 2
- 239000000428 dust Substances 0.000 abstract description 8
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 7
- 230000001174 ascending effect Effects 0.000 description 5
- 230000001960 triggered effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Abstract
The invention provides an independent smoke-sensing fire detection alarm based on the Internet of things, relates to the technical field of smoke-sensing alarms, and aims to solve the problems that when an existing smoke-sensing fire alarm device is used, an alarm can be given as long as the smoke concentration reaches a set value, false alarm is easy to occur, manpower and material resources are wasted, especially when someone smokes smoke below the smoke-sensing fire alarm device, in addition, dust in the smoke-sensing fire alarm device can influence monitoring, and the sensitivity of the smoke-sensing fire alarm device can be blocked, and the smoke-sensing fire detection alarm comprises a hanging disc; a cylindrical smoke sensing box is vertically and fixedly installed in the middle of the hanging disc; a vertical motor is fixedly arranged in the middle of the upper end of the smoke sensing box; the lower end of a rotating shaft of the motor penetrates through the inner cavity of the smoke sensing box and is fixedly connected with the upper end of the rotating rod group. In the invention, because the output end of the smoke sensor is electrically connected with the singlechip which is arranged in the smoke sensing box, if the numerical value changes in a descending manner and the temperature sensor fluctuates greatly, the smoke sensor is used for primary fire early warning or false fire early warning.
Description
Technical Field
The invention relates to the technical field of smoke detection alarms, in particular to an independent smoke detection fire detection alarm based on the Internet of things.
Background
The smoke alarm, which is called fire smoke alarm, smoke sensor, etc. is powered by bus, several of which are connected to the bus and connected to fire alarm controller to form one alarm system.
Like in patent application CN201920571423.7 an independent type smoke detection fire detection alarm based on thing networking, which comprises an outer shell, the inside fixed mounting of shell has the baffle, the below fixed mounting that the shell inner chamber is located the baffle has the spout, the side slidable mounting of spout has the fly leaf, the top fixed mounting of fly leaf has the electric conduction board, the side movable mounting of electric conduction board has the battery. This fire detection alarm is felt to stand alone type cigarette based on thing networking makes the battery simpler when changing through the cooperation of spout and fly leaf, need not to dismantle smoke alarm for people are more convenient when using, and the cooperation through rubber cassette and intercommunication seat makes the more convenience of change of cartridge filter, and then makes the cartridge filter can often clean, makes the device become more sensitive.
The existing smoke-sensitive fire alarm device can give an alarm as long as the smoke concentration reaches a set value when in use, false alarm is easy to occur, manpower and material resources are wasted, and particularly, when someone smokes smoke below, in addition, dust carried out in the smoke-sensitive fire alarm device also influences monitoring and possibly retards the sensitivity of the smoke-sensitive fire alarm device.
Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a standalone smoke-sensing fire detection alarm based on the internet of things is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides an independent smoke-sensing fire detection alarm based on the internet of things, which aims to solve the problems that when the existing smoke-sensing fire alarm device is used, an alarm is given as long as the smoke concentration reaches a set value, false alarm is easy to occur, manpower and material resources are wasted, and especially when someone smokes smoke below the smoke-sensing fire alarm device, dust in the smoke-sensing fire alarm device influences monitoring and the sensitivity of the smoke-sensing fire alarm device is possibly blocked.
The invention discloses an independent smoke-sensing fire detection alarm based on the Internet of things, which is achieved by the following specific technical means:
an independent smoke-sensing fire detection alarm based on the Internet of things comprises a hanging disc; a cylindrical smoke sensing box is vertically and fixedly installed in the middle of the hanging disc; a vertical motor is fixedly arranged in the middle of the upper end of the smoke sensing box; the lower end of a rotating shaft of the motor penetrates through the inner cavity of the smoke sensing box and is fixedly connected with the upper end of the rotating rod group; the lower end of the rotating rod group is rotatably connected with the middle part of a base which is fixedly blocked at the lower end of the smoke sensing box; the outer wall of the smoke sensing box at the lower end of the hanging disc is sleeved with a temperature measuring ring.
Furthermore, the hanging disc comprises fixing bolts, the hanging disc is of a truncated cone annular structure with a wide upper part and a narrow lower part, and six fixing bolts are vertically inserted into the hanging disc.
Furthermore, the smoke sensing box comprises an inner hidden groove, an air inlet grille cover, a smoke sensing sensor, a buzzer and a smoke concentration sensor, wherein the middle part of the smoke sensing box is provided with an inner concave columnar hidden groove, a motor is fixedly arranged at the bottom of the inner hidden groove, the lower end of the smoke sensing box is fixedly butted with an annular air inlet grille cover, the lower end of the air inlet grille cover is fixedly blocked with a base, the smoke sensing sensor is fixedly arranged on a top plate at the upper end of an inner cavity of the smoke sensing box, the smoke concentration sensor is fixedly arranged at one side position of the smoke sensing sensor, the buzzer is embedded in the top plate of the smoke sensing box, the output end of the smoke sensing sensor is electrically connected with a singlechip which is arranged in the smoke sensing box, the output end of the singlechip in the smoke sensing box is electrically connected with the input end of the buzzer, and the smoke concentration sensor is electrically connected with the singlechip which is arranged in the smoke sensing box in a bidirectional way, the signal processing priority of the smoke sensor is highest, the priority of the smoke concentration sensor is next, and the signal processing priority of the buzzer is last.
Further, the base includes the taper plate, the upper end fixed mounting of base has the middle part of the cone plate of epirelief.
Furthermore, the temperature measuring ring comprises a temperature sensor, the temperature measuring ring is just above the grid holes of the air inlet grid cover, and the temperature sensor is vertically arranged at the bottom of the temperature measuring ring.
Furthermore, the rotating rod group comprises an air suction fan blade and a cleaning head, the upper end of the rotating rod group is fixedly provided with the air suction fan blade, the air suction fan blade is positioned at the upper position of the middle part of the air inlet grille cover, the lower position of the middle part of the rotating rod group is fixedly provided with the tapered cleaning head, and the lower end of the cleaning head is tangent to the inclined conical surface of the tapered plate.
Compared with the prior art, the invention has the following beneficial effects:
because the output end of the smoke sensor is electrically connected with the single chip microcomputer arranged in the smoke sensing box, the output end of the single chip microcomputer in the smoke sensing box is electrically connected with the input end of the buzzer, the smoke concentration sensor is electrically connected with the single chip microcomputer arranged in the smoke sensing box in a bidirectional way, the signal processing priority of the smoke sensor is the highest, the signal processing priority of the smoke concentration sensor is the second priority, and the signal processing priority of the buzzer is the last priority, when the smoke sensor is firstly triggered, the signal is transmitted to the single chip microcomputer to be processed, the motor is controlled to operate, the rotating rod group rotates to suck air, the smoke concentration sensor transmits two concentration values before and after the motor is started, after 2-3 seconds, the change trend of the values is large, if the values are in an ascending state, the possibility of fire is high, and then the front and back value comparison is carried out according to the temperature sensor, if the temperature sensor is in a rising state, the buzzer is started to carry out special fire early warning, a signal is processed through a connecting line with the outside and a fire-fighting facility between the building, the alarm is carried out, and if the numerical value changes in a falling manner and the temperature sensor fluctuates greatly, the early fire early warning or the false fire early warning is carried out.
Because the temperature measuring ring is just located the top position department in the grid hole of air inlet grid cover, and temperature sensor then vertical installation is in the bottom of temperature measuring ring, and accessible temperature sensor monitoring ambient temperature changes to because can compare two numerical value changes around admitting air in air intake position department, so that ensure the accuracy nature of early warning.
Because the upper end of the rotating rod group is fixedly provided with the air suction fan blade, the air suction fan blade is positioned at the upper position of the middle part of the air inlet grille cover, the lower position of the middle part of the rotating rod group is fixedly provided with the tapered cleaning head, the lower end of the cleaning head is tangent to the inclined conical surface of the conical plate, when the rotating rod group rotates, air can be sucked through the air suction fan blade, and meanwhile, dust can be removed from the lower part of the cleaning head.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a front right upper axial view of the present invention.
Fig. 2 is a schematic diagram of the right front lower axial view structure of the invention.
Fig. 3 is a schematic top view of the present invention.
Fig. 4 is a schematic front view of the present invention.
Fig. 5 is a schematic axial view of the air intake grille cover of the present invention in a downward separated state.
Fig. 6 is a block diagram of the system architecture of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. hanging a plate; 101. fixing the bolt; 2. a smoke sensing box; 201. a built-in groove; 202. an air intake grille cover; 203. a smoke sensor; 204. a buzzer; 205. a flue gas concentration sensor; 3. a motor; 4. a base; 401. a conical plate; 5. a temperature measuring ring; 501. a temperature sensor; 6. a set of rotating rods; 601. an air suction fan blade; 602. and cleaning the head.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Example (b):
as shown in figures 1 to 6:
the invention provides an independent smoke-sensing fire detection alarm based on the Internet of things, which comprises a hanging disc 1; a cylindrical smoke sensing box 2 is vertically and fixedly arranged in the middle of the hanging disc 1; a vertical motor 3 is fixedly arranged in the middle of the upper end of the smoke sensing box 2; the lower end of a rotating shaft of the motor 3 penetrates through the inner cavity of the smoke sensing box 2 and is fixedly connected with the upper end of the rotating rod group 6; the lower end of the rotating rod group 6 is rotatably connected with the middle part of the base 4 which is fixedly blocked at the lower end of the smoke sensing box 2; the outer wall of the smoke sensing box 2 at the lower end of the hanging disc 1 is sleeved with a temperature measuring ring 5.
The hanging disc 1 comprises fixing bolts 101, the hanging disc 1 is of a truncated cone annular structure with a wide upper part and a narrow lower part, six fixing bolts 101 are vertically inserted into the hanging disc 1, and the hanging disc can be fixedly installed on an indoor roof or a ceiling.
Wherein, the smoke sensing box 2 comprises an inner hidden groove 201, an air inlet grille cover 202, a smoke sensing sensor 203, a buzzer 204 and a smoke concentration sensor 205, the middle part of the smoke sensing box 2 is provided with the inner concave column-shaped inner hidden groove 201, the motor 3 is fixedly arranged at the bottom of the inner hidden groove 201, the lower end of the smoke sensing box 2 is fixedly butted with the annular air inlet grille cover 202, the lower end of the air inlet grille cover 202 is fixedly sealed with a base 4, the smoke sensing sensor 203 is fixedly arranged on the top plate at the upper end of the inner cavity of the smoke sensing box 2, the smoke concentration sensor 205 is fixedly arranged at one side position of the smoke sensing sensor 203, the buzzer 204 is embedded in the top plate of the smoke sensing box 2, the output end of the smoke sensing sensor 203 is electrically connected with the singlechip embedded in the smoke sensing box 2, and the output end of the singlechip in the smoke sensing box 2 is electrically connected with the input end of the buzzer 204, the smoke concentration sensor 205 is electrically connected with a single chip microcomputer arranged in the smoke sensor box 2 in a bidirectional mode, the smoke sensor 203 is highest in signal processing priority, then the smoke concentration sensor 205 is priority, and finally the buzzer 204 is signal processing, when the smoke sensor 203 is triggered firstly, signals are transmitted to the single chip microcomputer for processing, the motor 3 is controlled to operate, the rotating rod group 6 rotates to suck air, the smoke concentration sensor 205 transmits two concentration values before and after the motor 3 is started, the change trend of the values is continued for 2-3 seconds, if the values are in an ascending state, the possibility of fire is high, the values are compared before and after the temperature sensor 501, if the values are also in the ascending state, the buzzer 204 is started to carry out special fire early warning, and signals are processed through a connecting line with the outside and fire-fighting facilities between the building, and alarming, wherein if the numerical value changes in a descending manner and the temperature sensor 501 fluctuates greatly, primary fire early warning or false fire early warning is performed.
Wherein, the base 4 comprises a conical plate 401, the upper end of the base 4 is fixedly provided with the conical plate 401 with the middle part protruding upwards, the dust accumulation can be reduced, and the influence of the dust on the measured value during air exhaust is avoided.
Wherein, temperature ring 5 includes temperature sensor 501, and temperature ring 5 is located the top position department in the grid hole of air intake grid cover 202 just, and temperature sensor 501 is vertical the installation in the bottom of temperature ring 5, and accessible temperature sensor 501 monitors ambient temperature and changes to because two numerical value change around can comparing admitting air in air intake position department, so that ensure the precision of early warning.
The rotary rod group 6 comprises an air suction fan blade 601 and a cleaning head 602, the upper end of the rotary rod group 6 is fixedly provided with the air suction fan blade 601, the air suction fan blade 601 is positioned at the upper position of the middle part of the air inlet grille cover 202, the lower position of the middle part of the rotary rod group 6 is fixedly provided with the tapered cleaning head 602, the lower end of the cleaning head 602 is tangent to the inclined conical surface of the conical plate 401, when the rotary rod group 6 rotates, air can be sucked through the air suction fan blade 601, and meanwhile, dust can be removed from the lower part by the cleaning head 602.
The specific use mode and function of the embodiment are as follows:
when the fire alarm is used, the hanging disc 1 is of a truncated cone annular structure with a wide upper part and a narrow lower part, six fixing bolts 101 are vertically inserted into the hanging disc 1 and can be fixedly installed on an indoor roof or a ceiling, when the smoke sensor 203 is triggered firstly, signals are transmitted to the single chip microcomputer for processing, the motor 3 is controlled to operate, the rotating rod group 6 rotates for sucking air, the smoke concentration sensor 205 transmits two concentration values before and after the motor 3 is started, after 2-3 seconds, the change trend of the values is continuous, if the values are in an ascending state, the possibility of fire is high, then, the front and back value comparison is carried out according to the temperature sensor 501, if the values are in the ascending state, the buzzer 204 is started for special-level fire early warning, signals are processed through a connecting line with the outside and fire fighting facilities between buildings for warning, if the change trend of the values is in a descending state, and the temperature sensor 501 fluctuates greatly, for the early warning of a primary fire or a false fire, when the rotary rod set 6 rotates, the air can be sucked through the air suction fan blade 601, and meanwhile, the dust can be removed from the lower part through the cleaning head 602, in addition, the ambient temperature change can be monitored through the temperature sensor 501, and the air inlet position can be compared with the front and rear numerical value changes of air inlet, so that the early warning accuracy can be ensured.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. The utility model provides a fire detection alarm is felt to stand alone type cigarette based on thing networking which characterized in that: comprises a hanging disc (1); a cylindrical smoke sensing box (2) is vertically and fixedly arranged in the middle of the hanging disc (1); a vertical motor (3) is fixedly arranged in the middle of the upper end of the smoke sensing box (2); the lower end of a rotating shaft of the motor (3) penetrates through the inner cavity of the smoke sensing box (2) and is fixedly connected with the upper end of the rotating rod group (6); the lower end of the rotating rod group (6) is rotatably connected with the middle part of a base (4) which is fixedly blocked at the lower end of the smoke sensing box (2); the outer wall of the smoke sensing box (2) at the lower end of the hanging disc (1) is sleeved with a temperature measuring ring (5); cigarette sensing box (2) are including interior concealed groove (201), air intake grille cover (202), cigarette sensing sensor (203), bee calling organ (204) and flue gas concentration sensor (205), the interior concealed groove (201) of column of indent is seted up at the middle part of cigarette sensing box (2), motor (3) then fixed mounting is in the bottom of interior concealed groove (201), the lower extreme of cigarette sensing box (2) is fixed to be docked annular air intake grille cover (202), the lower extreme of air intake grille cover (202) then fixed shutoff has base (4), fixed mounting has cigarette sensing sensor (203) on cigarette sensing box (2) inner chamber upper end roof, one side position department of its cigarette sensing sensor (203) again fixed mounting has flue gas concentration sensor (205), it has bee calling organ (204) to embed in the roof of cigarette sensing box (2).
2. A self-contained internet of things-based fire detection alarm as claimed in claim 1, wherein: the hanging disc (1) comprises fixing bolts (101), the hanging disc (1) is of a truncated cone annular structure with a wide upper part and a narrow lower part, and six fixing bolts (101) are vertically inserted into the hanging disc (1).
3. A self-contained internet of things-based fire detection alarm as claimed in claim 1, wherein: the output end of the smoke sensor (203) is electrically connected with a single chip microcomputer arranged in the smoke sensing box (2), the output end of the single chip microcomputer in the smoke sensing box (2) is electrically connected with the input end of a buzzer (204), and the smoke concentration sensor (205) is electrically connected with the single chip microcomputer arranged in the smoke sensing box (2) in a bidirectional mode.
4. A self-contained internet of things-based fire detection alarm as claimed in claim 1, wherein: the signal processing priority of the smoke sensor (203) is highest, the priority of the smoke concentration sensor (205) is next, and the signal processing priority of the buzzer (204) is last.
5. A self-contained internet of things-based fire detection alarm as claimed in claim 1, wherein: the base (4) comprises a conical plate (401), and the upper end of the base (4) is fixedly provided with the conical plate (401) with the middle part protruding upwards.
6. A self-contained internet of things-based fire detection alarm as claimed in claim 1, wherein: the temperature measuring ring (5) comprises a temperature sensor (501), the temperature measuring ring (5) is just located above the grid holes of the air inlet grid cover (202), and the temperature sensor (501) is vertically installed at the bottom of the temperature measuring ring (5).
7. A self-contained internet of things-based fire detection alarm as claimed in claim 1, wherein: the utility model discloses a cleaning machine, including rotatory pole group (6) and cleaning head (602), rotatory pole group (6) upper end fixed mounting has the fan page or leaf of breathing in (601) and cleans head (602), its fan page or leaf of breathing in (601) is located the middle part of air inlet grille cover (202) and leans on upper position department, and the middle part of rotatory pole group (6) leans on lower department fixed mounting to have conical cleaning head (602), and the lower extreme of its cleaning head (602) is tangent with the slope conical surface of taper board (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110028717.7A CN112802291A (en) | 2021-01-11 | 2021-01-11 | Fire detection alarm is felt to stand alone type cigarette based on thing networking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110028717.7A CN112802291A (en) | 2021-01-11 | 2021-01-11 | Fire detection alarm is felt to stand alone type cigarette based on thing networking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112802291A true CN112802291A (en) | 2021-05-14 |
Family
ID=75809658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110028717.7A Withdrawn CN112802291A (en) | 2021-01-11 | 2021-01-11 | Fire detection alarm is felt to stand alone type cigarette based on thing networking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112802291A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113077603A (en) * | 2021-06-03 | 2021-07-06 | 山东科技职业学院 | Self-cleaning fire alarm |
| CN114354462A (en) * | 2022-03-21 | 2022-04-15 | 尼特智能科技股份有限公司 | Photoelectric smoke sensor for preventing dust retention |
| CN114387756A (en) * | 2021-12-31 | 2022-04-22 | 新驱动(福建)信息科技有限公司 | Convenient-to-assemble combined fire detector |
| CN114898518A (en) * | 2022-05-07 | 2022-08-12 | 华能青岛热电有限公司 | Indoor fire alarm sensing device |
| CN114926953A (en) * | 2022-06-07 | 2022-08-19 | 浙江中辰城市应急服务管理有限公司 | Labyrinth passive power device with cyclone function |
| CN116311762A (en) * | 2023-03-24 | 2023-06-23 | 青岛峻海物联科技有限公司 | Internet of things smoke sensing device with ignition point sensing function and application method thereof |
| CN117935465A (en) * | 2024-03-19 | 2024-04-26 | 福建泉州市消防安全工程有限责任公司 | Wireless transmission has smoke sense, infrared temperature measurement, visual conflagration identifier |
-
2021
- 2021-01-11 CN CN202110028717.7A patent/CN112802291A/en not_active Withdrawn
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113077603A (en) * | 2021-06-03 | 2021-07-06 | 山东科技职业学院 | Self-cleaning fire alarm |
| CN113077603B (en) * | 2021-06-03 | 2021-08-31 | 山东科技职业学院 | Self-cleaning fire alarm |
| CN114387756A (en) * | 2021-12-31 | 2022-04-22 | 新驱动(福建)信息科技有限公司 | Convenient-to-assemble combined fire detector |
| CN114387756B (en) * | 2021-12-31 | 2023-12-26 | 新驱动(福建)信息科技有限公司 | Combined fire detector convenient to assemble |
| CN114354462A (en) * | 2022-03-21 | 2022-04-15 | 尼特智能科技股份有限公司 | Photoelectric smoke sensor for preventing dust retention |
| CN114354462B (en) * | 2022-03-21 | 2022-05-24 | 尼特智能科技股份有限公司 | Photoelectric smoke sensor for preventing dust retention |
| CN114898518A (en) * | 2022-05-07 | 2022-08-12 | 华能青岛热电有限公司 | Indoor fire alarm sensing device |
| CN114926953A (en) * | 2022-06-07 | 2022-08-19 | 浙江中辰城市应急服务管理有限公司 | Labyrinth passive power device with cyclone function |
| CN114926953B (en) * | 2022-06-07 | 2024-01-19 | 浙江中辰城市应急服务管理有限公司 | Labyrinth passive power device with cyclone function |
| CN116311762A (en) * | 2023-03-24 | 2023-06-23 | 青岛峻海物联科技有限公司 | Internet of things smoke sensing device with ignition point sensing function and application method thereof |
| CN116311762B (en) * | 2023-03-24 | 2023-09-12 | 青岛峻海物联科技有限公司 | Internet of things smoke sensing device with ignition point sensing function and application method thereof |
| CN117935465A (en) * | 2024-03-19 | 2024-04-26 | 福建泉州市消防安全工程有限责任公司 | Wireless transmission has smoke sense, infrared temperature measurement, visual conflagration identifier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112802291A (en) | Fire detection alarm is felt to stand alone type cigarette based on thing networking | |
| JP2881710B2 (en) | Method and apparatus for detecting airborne allergen particulates | |
| CA2472110C (en) | Detector with dust filter and airflow monitor | |
| CN107134106A (en) | A kind of electronics air suction type smoke fire detector | |
| CN219716195U (en) | Fire smoke detection device | |
| CN111192430B (en) | Detection device for building fire | |
| CN208621586U (en) | Air detecting device with self-cleaning function | |
| CN105841286A (en) | Intelligent linked control system for firefighting smoke control | |
| CN203012902U (en) | Independent smoke-sensing detection alarm | |
| CN206058449U (en) | A kind of new fire monitoring detector | |
| CN212933726U (en) | Normally open type kitchen gas monitoring and alarming device | |
| CN210983667U (en) | Device for measuring pyrolytic particle type electrical fire | |
| CN209148041U (en) | A kind of chemical industry station-service portable air detection device | |
| CN213365722U (en) | Novel household smoke alarm | |
| CN207440962U (en) | A kind of photoelectricity cigarette sense formula fire detector | |
| CN208014127U (en) | A kind of maintenance-free type photoelectric smoke detector | |
| CN213049081U (en) | Fire extinguishing device for gas turbine generator set | |
| CN211121627U (en) | Infrared detection device | |
| CN211044473U (en) | Electrical fire detector | |
| SE1450160A1 (en) | Device for gas leak detection and warning. | |
| CN213844310U (en) | Multifunctional electronic smoke alarm | |
| JP3280510B2 (en) | Initial fire detection device and sensor storage box used for it | |
| CN116363824B (en) | Electric power building fire monitoring alarm device | |
| CN214896899U (en) | Methane alarm instrument with partition alarm function | |
| CN212322393U (en) | Smoke detection device for fire early warning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210514 |