CN221960603U - On-line monitoring fire smoke detector - Google Patents

Abstract

The utility model discloses an on-line monitoring fire smoke detector which comprises a wall body and a fixing frame, wherein the bottom end of the wall body is provided with the fixing frame, two groups of stepping motors are arranged in the fixing frame and fixedly connected with the fixing frame, the output ends of the stepping motors are provided with worms which are movably connected with the fixing frame, movable shafts are arranged in the fixing frame on one side of the worms and extend to the outside of the fixing frame and are movably connected with the fixing frame, worm wheels are sleeved on the surfaces of the movable shafts and are meshed with the worms, swing frames are arranged outside the fixing frame, and the movable shafts are fixedly connected with the swing frames. The utility model not only realizes convenient rotation adjustment of the detection position and convenient movement of scraping and cleaning dust, facilitates the detection of rapid air suction, reduces the detection time, but also improves the detection accuracy and effect.

Description

An online monitoring fire smoke detector

Technical Field

The utility model relates to the technical field of smoke detectors, in particular to an online monitoring fire smoke detector.

Background Art

Smoke detectors, also known as smoke fire detectors, smoke detectors, smoke detectors, smoke probes and smoke sensors, are mainly used in fire protection systems and are also used in security system construction. It is a typical device that has been converted from space fire protection measures to civilian use. Traditional fire smoke detectors are mostly fixedly installed and cannot detect smoke in different locations. Their detection range is small. In order to improve this situation, an online monitoring fire smoke detector is proposed.

For example, a smart fire smoke detector disclosed in the authorization announcement number CN214306367U includes a fixing plate, a smoke detector body, the bottom of the fixing plate is fixedly welded with the smoke detector body, and a mounting mechanism, the mounting mechanism includes a clamping plate, a sliding plate and a second spring, both sides of the bottom of the inner wall of the fixing plate are slidably connected with sliding plates, the top of the sliding plate penetrates the side wall of the fixing plate and extends to the outside of the fixing plate, and the top of the sliding plate extending to the outside of the fixing plate and away from each other is fixedly welded with a clamping plate;

Although the existing smart fire smoke detectors are mostly installed on the ceiling, the commonly used installation method is mostly fixed by multiple bolts. When the smoke detector needs to be repaired, it needs to be removed. Since the bolts are prone to stripping during repeated installation, the installation is not tight and cannot meet the use requirements;

However, the problem that the existing smoke detectors are not convenient for rotating to adjust the detection position and moving to scrape and clean dust during use is not solved, and it is not convenient for quickly sucking air for detection, which affects the accuracy and effect of detection.

Utility Model Content

The purpose of the utility model is to provide an online monitoring fire smoke detector to solve the problem in the above background technology that the smoke detector is not convenient to rotate and adjust the detection position and is not convenient to move and scrape to clean dust, which is not conducive to rapid air suction for detection, thus affecting the accuracy and effect of detection.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an online monitoring fire smoke detector, comprising a wall and a fixed frame, a fixed frame is installed at the bottom end of the wall, two groups of stepper motors are installed inside the fixed frame, and the stepper motor is fixedly connected to the fixed frame, a worm is installed at the output end of the stepper motor, and the worm is movably connected to the fixed frame, a movable shaft is installed inside the fixed frame on one side of the worm, and the movable shaft extends to the outside of the fixed frame, and the movable shaft is movably connected to the fixed frame, the surface of the movable shaft is covered with a worm gear, and the worm gear and the worm are meshed with each other, a swing frame is arranged on the outside of the fixed frame, and the movable shaft is fixedly connected to the swing frame, a fan frame is installed on one side of the swing frame, and the fan frame is fixedly connected to the swing frame, an exhaust fan is installed inside the fan frame, and the exhaust fan is fixedly connected to the fan frame, a smoke detector body is installed at the top of the fan frame, and the smoke detector body is fixedly connected to the fan frame, an air collecting hood is installed at the bottom end of the fan frame, and the air collecting hood is fixedly connected to the fan frame.

Preferably, a filter frame is installed at the bottom end of the air collecting hood, and the filter frame is fixedly connected to the air collecting hood, and a filter is installed inside the filter frame, and the filter is fixedly connected to the filter frame.

Preferably, a servo motor is installed on one side of the filter frame, a threaded rod is installed on the output end of the servo motor, and the threaded rod is movably connected to the filter frame.

Preferably, a threaded sleeve is sleeved on the surface of the threaded rod, and the threaded sleeve is threadedly connected to the threaded rod.

Preferably, a slide rail is installed on the other side of the filter frame, and a slider is slidably installed on the surface of the slide rail.

Preferably, a scraper is provided on the outside of the slide rail, and the scraper is connected to the slide rail through a sliding block.

Preferably, a connecting block is installed at one end of the scraper away from the slider, and the connecting block is fixedly connected to the slider.

Preferably, the scraper is connected to the threaded sleeve via a connecting block, and the scraper is slidably connected to the filter screen.

Compared with the prior art, the utility model has the following beneficial effects: the smoke detector not only realizes convenient rotation to adjust the detection position and convenient movement to scrape and clean dust, but also facilitates rapid air suction for detection, reduces the detection time, and improves the detection accuracy and effect;

(1) First, the device is installed on the wall as a whole, the smoke detector body is installed above the fan frame, and the smoke detector body is connected to the external Internet. The smoke detector body is a smoke detector of the same technical type as Jidi Intelligent DJ-LDBJQ055, to realize the function of online alarm. Then, the stepper motor is turned on by external control, and the stepper motor drives the worm to rotate, and the worm drives the worm wheel to rotate, and the worm wheel drives the movable shaft to rotate. Under the fixed support of the fixed frame, the movable shaft drives the swing frame to rotate, and the swing frame drives the fan frame to rotate, and the fan frame drives the smoke detector body to rotate, so as to adjust the position of the smoke detector body to detect smoke at different positions. The exhaust fan is turned on by external control, and the exhaust fan sucks the external air through the air collecting hood and the filter net. The sucked air is blown to the position of the smoke detector body to quickly suck up the smoke, so that the smoke detector body can quickly detect the smoke and quickly alarm. The smoke detector can conveniently rotate and adjust the detection position, increase the detection range, facilitate rapid suction of air for detection, and reduce the detection time.

(2) After working for a long time, dust will accumulate on the surface of the filter. The servo motor is turned on through external control, and the servo motor drives the threaded rod to rotate, and the threaded rod drives the threaded sleeve to move, and the threaded sleeve drives the connecting block to move. Under the sliding cooperation of the slide rail and the slider, the connecting block drives the scraper to slide on the surface of the filter, and the scraper is used to scrape and clean the dust accumulated on the surface of the filter, so as to increase the air intake of the filter and improve the detection accuracy. The smoke detector can be easily moved to scrape and clean the dust, and the detection accuracy and effect of the smoke detector are improved.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the three-dimensional structure of the smoke detector body of the present invention;

FIG2 is a schematic diagram of the top view of the smoke detector body of the present invention;

FIG3 is a schematic diagram of a three-dimensional structure of the utility model;

FIG4 is a schematic diagram of the three-dimensional structure of the exhaust fan of the present invention;

FIG5 is a schematic diagram of the three-dimensional structure of the filter screen of the present invention;

FIG6 is a bottom view of the structure of the present invention;

FIG. 7 is a schematic side cross-sectional structural diagram of the fixing frame of the present invention.

In the figure: 1. fixed frame; 2. swing frame; 3. movable shaft; 4. exhaust fan; 5. fan frame; 6. air collecting hood; 7. filter frame; 8. smoke detector body; 9. servo motor; 10. threaded sleeve; 11. connecting block; 12. threaded rod; 13. scraper; 14. stepper motor; 15. wall; 16. worm; 17. worm wheel; 18. filter; 19. slide rail; 20. slider.

DETAILED DESCRIPTION

In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

Please refer to Figures 1-7. An embodiment of the utility model is provided: an online monitoring fire smoke detector, including a wall 15 and a fixing frame 1. The fixing frame 1 is installed at the bottom end of the wall 15. Two sets of stepper motors 14 are installed inside the fixing frame 1. The stepper motors 14 play a role of power drive, and the stepper motors 14 are fixedly connected to the fixing frame 1. The output ends of the stepper motors 14 are all installed with worms 16, and the worms 16 are movably connected to the fixing frame 1. A movable shaft 3 is installed inside the fixing frame 1 on one side of the worm 16, and the movable shaft 3 extends to the outside of the fixing frame 1, and the movable shaft 3 is movably connected to the fixing frame 1. The surface of the movable shaft 3 is provided with a worm gear 17, and the worm gear 17 and the worm 16 are meshed with each other. A swing frame 2 is arranged outside the fixed frame 1, and the movable shaft 3 is fixedly connected to the swing frame 2. A fan frame 5 is installed on one side of the swing frame 2, and the fan frame 5 is fixedly connected to the swing frame 2. An exhaust fan 4 is installed inside the fan frame 5, and the exhaust fan 4 is fixedly connected to the fan frame 5. A smoke detector body 8 is installed on the top of the fan frame 5, and the smoke detector body 8 is fixedly connected to the fan frame 5. An air collecting hood 6 is installed at the bottom of the fan frame 5, and the air collecting hood 6 is fixedly connected to the fan frame 5;

First, the device is installed as a whole on the wall 15, the smoke detector body 8 is installed above the fan frame 5, and the smoke detector body 8 is connected to the external Internet. The smoke detector body 8 is a smoke detector of the same technical type as Jidi Intelligent DJ-LDBJQ055 to realize the function of online alarm, and then the stepper motor 14 is turned on by external control, and the stepper motor 14 drives the worm 16 to rotate. Under the mutual engagement of the worm 16 and the worm wheel 17, the worm 16 drives the worm wheel 17 to rotate, and the worm wheel 17 drives the movable shaft 3 to rotate. Under the fixed support of the fixed frame 1, the movable shaft 3 drives the swing frame 2 to rotate, and the swing frame 2 drives The fan frame 5 rotates, and the fan frame 5 drives the smoke detector body 8 to rotate, so as to adjust the position of the smoke detector body 8, so as to detect the smoke in different positions of the air, and open the exhaust fan 4 through the air collecting hood 6 and the filter 18 to suck the external air, and the sucked air is blown to the position of the smoke detector body 8 to quickly suck up the smoke, so that the smoke detector body 8 can quickly detect the smoke, and quickly give an alarm, thus realizing the convenient rotation and adjustment of the detection position of the smoke detector, increasing the detection range, facilitating the rapid suction of air for detection, and reducing the detection time;

A filter frame 7 is installed at the bottom end of the air collecting hood 6, and the filter frame 7 is fixedly connected to the air collecting hood 6. A filter screen 18 is installed inside the filter frame 7, and the filter screen 18 is fixedly connected to the filter frame 7. A servo motor 9 is installed on one side of the filter frame 7. The servo motor 9 plays a role of power drive. A threaded rod 12 is installed at the output end of the servo motor 9, and the threaded rod 12 is movably connected to the filter frame 7.

The surface of the threaded rod 12 is sleeved with a threaded sleeve 10, and the threaded sleeve 10 is threadedly connected to the threaded rod 12. A slide rail 19 is installed on the other side of the filter frame 7. A slider 20 is slidably installed on the surface of the slide rail 19. A scraper 13 is arranged outside the slide rail 19, and the scraper 13 is connected to the slide rail 19 through the slider 20. A connecting block 11 is installed at one end of the scraper 13 away from the slider 20, and the connecting block 11 is fixedly connected to the slider 20.

The scraper 13 is connected to the threaded sleeve 10 through the connecting block 11, and the scraper 13 is slidably connected to the filter screen 18;

After working for a long time, dust will accumulate on the surface of the filter 18. The servo motor 9 is turned on through external control, and the servo motor 9 drives the threaded rod 12 to rotate. Under the threaded connection between the threaded rod 12 and the threaded sleeve 10, the threaded rod 12 drives the threaded sleeve 10 to move, and the threaded sleeve 10 drives the connecting block 11 to move. Under the sliding cooperation of the slide rail 19 and the slider 20, the connecting block 11 drives the scraper 13 to slide on the surface of the filter 18, and the scraper 13 is used to scrape and clean the dust accumulated on the surface of the filter 18, so as to increase the air intake of the filter 18 and improve the detection accuracy, thereby realizing the convenient mobile scraping and cleaning of dust of the smoke detector and improving the detection accuracy and effect of the smoke detector.

Working principle: First, the device is installed as a whole on the wall 15, the smoke detector body 8 is installed above the fan frame 5, and the smoke detector body 8 is connected to the external Internet. Then, the stepper motor 14 is turned on by external control, and the stepper motor 14 drives the worm 16 to rotate. Under the mutual engagement of the worm 16 and the worm wheel 17, the worm 16 drives the worm wheel 17 to rotate, and the worm wheel 17 drives the movable shaft 3 to rotate. Under the fixed support of the fixed frame 1, the movable shaft 3 drives the swing frame 2 to rotate, and the swing frame 2 drives the fan frame 5 to rotate, and the fan frame 5 drives the smoke detector body 8 to rotate, so as to adjust the position of the smoke detector body 8 to detect smoke in the air at different positions, and turn on the exhaust fan 4 by external control, and the exhaust fan 4 sucks the external air through the air collecting hood 6 and the filter 18. , the sucked air blows to the position of the smoke detector body 8 to quickly suck up the smoke, so that the smoke detector body 8 can quickly detect the smoke and quickly give an alarm. After working for a long time, dust will accumulate on the surface of the filter 18. The servo motor 9 is turned on by external control, and the servo motor 9 drives the threaded rod 12 to rotate. Under the threaded connection between the threaded rod 12 and the threaded sleeve 10, the threaded rod 12 drives the threaded sleeve 10 to move, and the threaded sleeve 10 drives the connecting block 11 to move. Under the sliding cooperation of the slide rail 19 and the slider 20, the connecting block 11 drives the scraper 13 to slide on the surface of the filter 18, and the scraper 13 is used to scrape and clean the dust accumulated on the surface of the filter 18 to increase the air intake of the filter 18, to improve the detection accuracy, and to complete the use of the online monitoring fire smoke detector.

The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims (8)

1. An online monitoring fire smoke detector, comprising a wall (15) and a fixing frame (1), characterized in that: a fixing frame (1) is installed at the bottom end of the wall (15), two sets of stepper motors (14) are installed inside the fixing frame (1), and the stepper motors (14) are fixedly connected to the fixing frame (1), the output ends of the stepper motors (14) are all installed with worms (16), and the worms (16) are movably connected to the fixing frame (1), a movable shaft (3) is installed inside the fixing frame (1) on one side of the worm (16), and the movable shaft (3) extends to the outside of the fixing frame (1), and the movable shaft (3) is movably connected to the fixing frame (1), and the surface of the movable shaft (3) is covered with a worm wheel (1 7), and the worm wheel (17) and the worm (16) are meshed with each other, a swing frame (2) is arranged outside the fixed frame (1), and the movable shaft (3) is fixedly connected to the swing frame (2), a fan frame (5) is installed on one side of the swing frame (2), and the fan frame (5) is fixedly connected to the swing frame (2), an exhaust fan (4) is installed inside the fan frame (5), and the exhaust fan (4) is fixedly connected to the fan frame (5), a smoke detector body (8) is installed on the top of the fan frame (5), and the smoke detector body (8) is fixedly connected to the fan frame (5), and an air collecting hood (6) is installed on the bottom of the fan frame (5), and the air collecting hood (6) is fixedly connected to the fan frame (5). 2. An online monitoring fire smoke detector according to claim 1, characterized in that: a filter frame (7) is installed at the bottom end of the gas collecting hood (6), and the filter frame (7) is fixedly connected to the gas collecting hood (6), and a filter (18) is installed inside the filter frame (7), and the filter (18) is fixedly connected to the filter frame (7). 3. An online monitoring fire smoke detector according to claim 2, characterized in that a servo motor (9) is installed on one side of the filter frame (7), a threaded rod (12) is installed on the output end of the servo motor (9), and the threaded rod (12) is movably connected to the filter frame (7). 4. An online monitoring fire smoke detector according to claim 3, characterized in that: a threaded sleeve (10) is sleeved on the surface of the threaded rod (12), and the threaded sleeve (10) is threadedly connected to the threaded rod (12). 5. An online monitoring fire smoke detector according to claim 2, characterized in that: a slide rail (19) is installed on the other side of the filter frame (7), and a slider (20) is slidably installed on the surface of the slide rail (19). 6. An online monitoring fire smoke detector according to claim 5, characterized in that a scraper (13) is arranged outside the slide rail (19), and the scraper (13) is connected to the slide rail (19) through a slider (20). 7. An online monitoring fire smoke detector according to claim 6, characterized in that a connecting block (11) is installed at one end of the scraper (13) away from the slider (20), and the connecting block (11) is fixedly connected to the slider (20). 8. An online monitoring fire smoke detector according to claim 6, characterized in that: the scraper (13) is connected to the threaded sleeve (10) through a connecting block (11), and the scraper (13) is slidably connected to the filter screen (18).