CN114110637A

CN114110637A - Building automation is with monitoring device who has function of discharging fume

Info

Publication number: CN114110637A
Application number: CN202111318768.XA
Authority: CN
Inventors: 何松原; 高武铉
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-03-01

Abstract

The invention discloses a monitoring device with a smoke exhaust function for building automation, which comprises a smoke exhaust box body, an air guide pipe and a baffle structure, wherein outer connecting plates are arranged on two sides of the outside of the smoke exhaust box body, an electric telescopic rod is arranged at the bottom of the outer connecting plates, the bottom of the electric telescopic rod is fixed at the top of a ceiling, a smoke exhaust fan is arranged on an output shaft of a first driving motor, a bottom screen plate is arranged at the bottom of the smoke exhaust box body, the air guide pipe is arranged at the top of the smoke exhaust box body, and the baffle structure is arranged on the side surface of the smoke exhaust box body. This building automation is with monitoring device who has function of discharging fume is provided with outer connecting plate, electric telescopic handle and side otter board, and electric telescopic handle drives the lift of the box of discharging fume through outer connecting plate, and then when smoke transducer detected smoke signal, electric telescopic handle shrink for the box of discharging fume descends, and exposes the side otter board of the box side of will discharging fume, makes the area increase of attracting the flue gas, improves the efficiency of discharging fume.

Description

Building automation is with monitoring device who has function of discharging fume

Technical Field

The invention relates to the technical field of building automation, in particular to a monitoring device with a smoke exhaust function for building automation.

Background

In modern building engineering, a fire alarm system is generally arranged, but when a fire disaster really comes, smoke which does not enter without holes is the chief culprit of death of people, and among people who die from the fire disaster, the occupation ratio of the people who die from smoking is up to 80%, so that in the initial stage of the fire disaster, namely when the fire fighters come in the future, the survival probability of the people suffering from the fire disaster can be greatly increased by an effective smoke exhaust system, and a smoke monitoring and smoke exhaust device needs to be designed.

However, most of the existing smoke monitoring devices are not provided with a smoke exhaust component, only can give an alarm to smoke, and meanwhile, most of the existing smoke exhaust structures are fixedly installed on a ceiling, so that the area for absorbing the smoke is small, the smoke exhaust efficiency is low, and the existing structures need to be improved.

Disclosure of Invention

The invention aims to provide a monitoring device with a smoke exhaust function for building automation, which aims to solve the problems that most of the existing smoke monitoring devices proposed in the background art are not provided with a smoke exhaust component and only can give an alarm to smoke, and most of the existing smoke exhaust structures are fixedly arranged on a ceiling, so that the smoke exhaust efficiency is low due to small area for absorbing smoke.

In order to achieve the purpose, the invention provides the following technical scheme: a monitoring device with smoke exhaust function for building automation comprises a smoke exhaust box body, an air guide pipe and a baffle plate structure,

the smoke exhaust box comprises an outer connecting plate, an electric telescopic rod, a side screen plate, a scraper plate, a mounting frame, a first driving motor, a smoke exhaust fan, a bottom screen plate and a second driving motor, wherein the outer connecting plate is mounted on two sides of the outer part of the smoke exhaust box;

the air guide pipe comprises a lifting thin pipe and a fixed thick pipe, the air guide pipe is arranged at the top of the smoke exhaust box body, the bottom of the lifting thin pipe of the air guide pipe is fixed at the top of the smoke exhaust box body, and the top of the lifting thin pipe is inserted into the bottom of the fixed thick pipe;

the baffle structure includes third driving motor, first gear, mount pad, second gear, pivot, extension board, interior baffle, flexible arc board, inside groove, spring and rack, the baffle structure sets up the side at the box of discharging fume, the third driving motor of baffle structure passes through the mount pad and installs the side at the box of discharging fume, install first gear on third driving motor's the output shaft, first gear and second gear meshing, the front end at the mount pad is installed through the pivot to the second gear, the bottom of second gear is provided with the extension board, the extension board is connected with interior baffle.

Preferably, the side surface of the smoke exhaust box body is provided with a side screen plate, and the side surface of the smoke exhaust box body is attached to the opening of the ceiling.

Through adopting above-mentioned technical scheme, be convenient for enlarge the area of exhaust port through the side otter board, and then improve the efficiency of discharging fume.

Preferably, the bottom of the smoke exhaust box body is provided with a scraper, and an output shaft of the second driving motor penetrates through the bottom screen plate and is connected with the middle part of the scraper.

Through adopting above-mentioned technical scheme, be convenient for utilize the rotation of scraper blade to make the bottom of end otter board can not blockked up.

Preferably, protective cover bodies are arranged outside the first driving motor and the second driving motor.

Through adopting above-mentioned technical scheme, be convenient for protect first driving motor and second driving motor can not damage in high temperature.

Preferably, a rack is installed on the top of the extension plate, and the bottom of the second gear is meshed with the rack.

Through adopting above-mentioned technical scheme, be convenient for realize the removal that third driving motor drove the extension board through the meshing of gear and rack.

Preferably, two inner grooves are formed in the inner baffle in a mirror image mode, and springs are installed in the inner grooves.

Through adopting above-mentioned technical scheme, the installation of the spring of being convenient for.

Preferably, the two sides of the inner baffle are provided with telescopic arc plates, and the telescopic arc plates are arranged on the two sides of the inner baffle through springs.

By adopting the technical scheme, the telescopic arc plate is convenient to shrink and pop up.

Preferably, a smoke sensor and an alarm lamp are installed at the bottom of the ceiling.

Through adopting above-mentioned technical scheme, be convenient for detect whether have smog through smoke transducer, the warning light starts when having smog, plays the warning effect.

Preferably, the interior of the smoke exhaust box body is further provided with a remote transmission module, the remote transmission module is connected with an external control assembly, and the control assembly is electrically connected with an electric telescopic rod, a first driving motor, a second driving motor, a third driving motor, a smoke sensor and an alarm lamp in the device.

By adopting the technical scheme, the signal processing and the corresponding element starting through the control assembly are convenient, so that the device can automatically deal with smoke and fire.

Compared with the prior art, the invention has the beneficial effects that: the building automation uses the monitoring device with smoke exhausting function,

(1) the smoke exhaust box is provided with an outer connecting plate, an electric telescopic rod and side net plates, the electric telescopic rod drives the smoke exhaust box to lift through the outer connecting plate, and then when a smoke sensor detects smoke signals, the electric telescopic rod contracts to enable the smoke exhaust box to descend and expose the side net plates on the side faces of the smoke exhaust box, so that the area for sucking smoke is increased, and the smoke exhaust efficiency is improved;

(2) the smoke exhaust box is provided with a scraper, a bottom screen plate and a second driving motor, the bottom screen plate arranged at the bottom of the smoke exhaust box body can block foreign matters floating in a fire disaster, so that the situation that a wind guide pipe is blocked and smoke cannot be discharged is prevented, and meanwhile, light sundries can be adsorbed below the bottom screen plate in the smoke exhaust process, the scraper is driven to rotate by the second driving motor, so that the sundries are swept away, and the influence of the blockage of the device on smoke exhaust is prevented;

(3) the device is provided with a baffle plate structure, the baffle plate structure drives the inner baffle plate to transversely move through the cooperation of the third driving motor and the gear rack, so that the controllable opening and closing of the interior of the smoke discharging box body are realized, and further, the closed state is kept when no emergency occurs, the service life of the device is prevented from being damaged due to the fact that foreign matters enter the interior of the device, and a good protection effect is achieved;

(4) be provided with flexible arc board, inside groove and spring, owing to the whole cylindrical that is of box of discharging fume, lateral shifting's interior baffle makes the box of discharging fume divide into two sections from top to bottom easily, through the design of flexible arc board for interior baffle is at the in-process that removes, and flexible arc board is flexible under the effect of spring, and then reduces the box side open-ended size of discharging fume, can not influence the normal use of baffle simultaneously.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic cross-sectional view of the smoke evacuation box of the present invention;

FIG. 4 is a schematic bottom view of the smoke evacuation box of the present invention;

FIG. 5 is a schematic top cross-sectional view of an extension panel and an inner baffle of the present invention;

fig. 6 is a flow chart of the present invention.

In the figure: 1. the smoke exhaust box comprises a smoke exhaust box body 101, an outer connecting plate 102, an electric telescopic rod 103, a side net plate 104, a scraper plate 105, a mounting rack 106, a first driving motor 107, a smoke exhaust fan 108, a bottom net plate 109, a second driving motor 2, an air guide pipe 201, a lifting thin pipe 202, a fixed thick pipe 3, a baffle plate structure 301, a third driving motor 302, a first gear 303, a mounting seat 304, a second gear 305, a rotating shaft 306, an extension plate 307, an inner baffle plate 308, a telescopic arc plate 309, an inner groove 310, a spring 311, a rack 4, a ceiling 5, a smoke sensor 6 and an alarm lamp.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a monitoring device with a smoke discharging function for building automation is disclosed, according to the figure 1, figure 3 and figure 4, a smoke discharging box body 1 comprises an outer connecting plate 101, an electric telescopic rod 102, a side net plate 103, a scraping plate 104, a mounting frame 105, a first driving motor 106, a smoke discharging fan 107, a bottom net plate 108 and a second driving motor 109, the outer connecting plate 101 is installed on two outer sides of the smoke discharging box body 1, the electric telescopic rod 102 is arranged at the bottom of the outer connecting plate 101, the bottom of the electric telescopic rod 102 is fixed at the top of a ceiling 4, a smoke sensor 5 and an alarm lamp 6 are installed at the bottom of the ceiling 4, the smoke sensor 5 is favorable for detecting smoke concentration in air and transmitting signals to a control component, after the control component detects a fire, the alarm lamp 6 is started to prompt personnel inside to evacuate timely, the side net plate 103 is arranged on the side surface of the smoke discharging box body 1, the side surface of the smoke discharging box body 1 is attached to an opening of the ceiling 4, the exhaust area of the device is improved through the side screen plate 103, the exhaust efficiency of smoke is improved, meanwhile, sundries accumulated on the side surface can be scraped off when the smoke exhaust box body 1 ascends after use due to the attachment of the smoke exhaust box body 1 and the ceiling 4, a first driving motor 106 is installed inside the smoke exhaust box body 1 through an installation frame 105, a smoke exhaust fan 107 is installed on an output shaft of the first driving motor 106, a bottom screen plate 108 is arranged at the bottom of the smoke exhaust box body 1, a second driving motor 109 is installed above the bottom screen plate 108, protective cover bodies are arranged outside the first driving motor 106 and the second driving motor 109, the first driving motor 106 and the second driving motor 109 can be protected through the protective cover bodies, the bottom of the smoke exhaust box body 1 is provided with the scraper plate 104, and an output shaft of the second driving motor 109 penetrates through the bottom screen plate 108 and is connected with the middle part of the scraper plate 104, the rotation of the scraper 104 is favorably driven by the second driving motor 109, and then sundries adsorbed at the bottom of the bottom screen plate 108 are conveniently removed, the influence on the smoke exhaust efficiency is avoided, the air guide pipe 2 comprises a lifting thin pipe 201 and a fixed thick pipe 202, the air guide pipe 2 is arranged at the top of the smoke exhaust box body 1, the bottom of the lifting thin pipe 201 of the air guide pipe 2 is fixed at the top of the smoke exhaust box body 1, the top of the lifting thin pipe 201 is inserted into the bottom of the fixed thick pipe 202, a remote transmission module is further arranged inside the smoke exhaust box body 1 and connected with an external control component, the control component is electrically connected with an electric telescopic rod 102 in the device, the first driving motor 106, the second driving motor 109, the third driving motor 301, the smoke sensor 5 and the alarm lamp 6 are electrically connected, the received signals are favorably processed by the external control component, and corresponding electrical components are automatically started.

As shown in fig. 1, 2, 5 and 6, the baffle structure 3 includes a third driving motor 301, a first gear 302, a mounting base 303, a second gear 304, a rotating shaft 305, an extending plate 306, an inner baffle 307, a telescopic arc plate 308, an inner groove 309, a spring 310 and a rack 311, the baffle structure 3 is disposed on the side of the smoke evacuation box 1, the third driving motor 301 of the baffle structure 3 is mounted on the side of the smoke evacuation box 1 through the mounting base 303, the first gear 302 is mounted on an output shaft of the third driving motor 301, the first gear 302 is engaged with the second gear 304, the second gear 304 is mounted at the front end of the mounting base 303 through the rotating shaft 305, the extending plate 306 is disposed at the bottom of the second gear 304, the rack 311 is mounted at the top of the extending plate 306, the bottom of the second gear 304 is engaged with the rack 311, which is favorable for engagement between the second gear 304 and the rack 311, so that the third driving motor 301 can drive the extending plate 306 and the inner baffle 307 to move laterally, and then make baffle structure 3 to the inside opening and closing realization of box 1 of discharging fume controllable, extension board 306 is connected with interior baffle 307, two inside grooves 309 have been seted up to the inside mirror image of interior baffle 307, install spring 310 in the inside groove 309, be favorable to being convenient for through the inside groove 309 the shrink of flexible arc board 308 with pop out, the both sides of interior baffle 307 are equipped with flexible arc board 308, flexible arc board 308 passes through spring 310 and installs the both sides at interior baffle 307, be convenient for utilize spring 310 to realize the flexible of flexible arc board 308.

The working principle is as follows: the model of the smoke sensor 5 is GQQ5, when the monitoring device with smoke exhaust function for building automation is used, the smoke sensor 5 detects the smoke concentration in the air in real time to play a monitoring role, and sends a signal to the control component when the smoke concentration exceeds standard, the control component starts the third driving motor 301, the electric telescopic rod 102, the first driving motor 106, the second driving motor 109 and the alarm lamp 6, the third driving motor 301 drives the extension plate 306 and the inner baffle 307 to move transversely through the first gear 302, the second gear 304 and the rack 311, so that the inner baffle 307 is moved away from the smoke exhaust box body 1, when the inner baffle 307 moves to the opening of the smoke exhaust box body 1, the telescopic arc plate 308 is contracted into the inner groove 309 to reduce the space occupation, the electric telescopic rod 102 drives the smoke exhaust box body 1 and the lifting tubule 201 to descend through the outer connecting plate 101, so that the side reticular lamina 103 is exposed, and the smoke absorption area is enlarged, the first driving motor 106 drives the smoke exhaust fan 107 to rotate, so that smoke is absorbed into the smoke exhaust box body 1 through the side screen plate 103 and the bottom screen plate 108 and then discharged to the air guide pipe 2, the second driving motor 109 drives the scraper 104 to rotate, sundries possibly adsorbed at the bottom of the bottom screen plate 108 are removed, the bottom screen plate 108 is prevented from being blocked, the alarm lamp 6 flickers to prompt people to evacuate timely, the operation process of the device is finished, and the content which is not described in detail in the specification belongs to the prior art known by technical personnel in the field.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a building automation is with monitoring device who has function of discharging fume, includes box (1), guide duct (2) and baffle structure (3) of discharging fume, its characterized in that:

the smoke exhaust box body (1) comprises an outer connecting plate (101), an electric telescopic rod (102), a side screen plate (103), a scraper plate (104), a mounting frame (105), a first driving motor (106), a smoke exhaust fan (107), a bottom screen plate (108) and a second driving motor (109), outer connecting plates (101) are arranged on two sides of the outer part of the smoke exhaust box body (1), the bottom of the outer connecting plate (101) is provided with an electric telescopic rod (102), the bottom of the electric telescopic rod (102) is fixed on the top of the ceiling (4), a first driving motor (106) is arranged in the smoke exhaust box body (1) through a mounting frame (105), a smoke exhaust fan (107) is arranged on the output shaft of the first driving motor (106), a bottom screen plate (108) is arranged at the bottom of the smoke exhaust box body (1), and a second driving motor (109) is arranged above the bottom screen plate (108);

the air guide pipe (2) comprises a lifting thin pipe (201) and a fixed thick pipe (202), the air guide pipe (2) is arranged at the top of the smoke exhaust box body (1), the bottom of the lifting thin pipe (201) of the air guide pipe (2) is fixed at the top of the smoke exhaust box body (1), and the top of the lifting thin pipe (201) is inserted into the bottom of the fixed thick pipe (202);

the baffle structure (3) comprises a third driving motor (301), a first gear (302), a mounting seat (303), a second gear (304), a rotating shaft (305), an extension plate (306), an inner baffle (307), a telescopic arc plate (308), an inner groove (309), a spring (310) and a rack (311), the baffle plate structure (3) is arranged on the side surface of the smoke exhaust box body (1), a third driving motor (301) of the baffle plate structure (3) is arranged on the side surface of the smoke exhaust box body (1) through a mounting seat (303), a first gear (302) is arranged on an output shaft of the third driving motor (301), the first gear (302) is meshed with a second gear (304), the second gear (304) is arranged at the front end of the mounting seat (303) through a rotating shaft (305), an extension plate (306) is arranged at the bottom of the second gear (304), and the extension plate (306) is connected with an inner baffle (307).

2. The monitoring device with smoke exhaust function for building automation as claimed in claim 1, wherein: the side of the smoke exhaust box body (1) is provided with a side screen plate (103), and the side of the smoke exhaust box body (1) is attached to an opening of a ceiling (4).

3. The monitoring device with smoke exhaust function for building automation as claimed in claim 1, wherein: the bottom of the smoke exhaust box body (1) is provided with a scraper (104), and an output shaft of the second driving motor (109) penetrates through the bottom screen plate (108) and is connected with the middle part of the scraper (104).

4. The monitoring device with smoke exhaust function for building automation as claimed in claim 1, wherein: protective cover bodies are arranged outside the first driving motor (106) and the second driving motor (109).

5. The monitoring device with smoke exhaust function for building automation as claimed in claim 1, wherein: the top of the extension plate (306) is provided with a rack (311), and the bottom of the second gear (304) is meshed with the rack (311).

6. The monitoring device with smoke exhaust function for building automation as claimed in claim 1, wherein: two inner grooves (309) are formed in the inner portion of the inner baffle (307) in a mirror image mode, and springs (310) are installed in the inner grooves (309).

7. The monitoring device with smoke exhaust function for building automation as claimed in claim 1, wherein: the two sides of the inner baffle (307) are provided with telescopic arc plates (308), and the telescopic arc plates (308) are arranged on the two sides of the inner baffle (307) through springs (310).

8. The monitoring device with smoke exhaust function for building automation as claimed in claim 1, wherein: and a smoke sensor (5) and an alarm lamp (6) are arranged at the bottom of the ceiling (4).

9. The monitoring device with smoke exhaust function for building automation as claimed in claim 1, wherein: the smoke exhaust box is characterized in that a remote transmission module is further arranged inside the smoke exhaust box body (1) and connected with an external control assembly, and the control assembly is electrically connected with an electric telescopic rod (102), a first driving motor (106), a second driving motor (109), a third driving motor (301), a smoke sensor (5) and an alarm lamp (6) in the smoke exhaust box.