CN114264013A

CN114264013A - Smoke exhaust device for fire engineering

Info

Publication number: CN114264013A
Application number: CN202210168869.1A
Authority: CN
Inventors: 俆海琳
Original assignee: Jinshitang Jiangsu Architectural Design And Research Institute Co ltd
Current assignee: Jinshitang Jiangsu Architectural Design And Research Institute Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-04-01

Abstract

The invention discloses a smoke exhaust device for fire engineering, which comprises a main body, wherein an early warning device is arranged on the upper surface of the main body, the upper surface of the main body is fixedly connected with the bottom of the early warning device, a supporting piece is arranged on the top of the early warning device, and the top of the early warning device is fixedly connected with the bottom end of the supporting piece. This a fume extractor for fire engineering, bottom through the main part is provided with inhomogeneous tooth, the main part is rotatory and the center pin interact, main part linkage center pin motion, the top of center pin is a conical gear, the movable vane synchronous motion is dialled in the rotatory drive of center pin, the metal strip and the fixed disk friction and the striking in self outside when dialling the movable vane rotation, thereby the fixed disk is strikeed and takes place alert sound, sound is more and more big gradually, thereby more easily by discovery such as rescue team, can be better implement the rescue, do benefit to people's safety more.

Description

Smoke exhaust device for fire engineering

Technical Field

The invention relates to the technical field of smoke exhaust of fire engineering, in particular to a smoke exhaust device for fire engineering.

Background

The fire engineering mainly refers to the high-level technical application special talents who grasps the basic theory of fire, possesses the design, construction, operation, debugging and maintenance skills of fire monitoring system and fire extinguishing system commonly used, and the main work of pursuing includes: the design, construction, operation, debugging and maintenance of the fire monitoring system and the common fire extinguishing system are shown according to the statistical data of the fire engineering, wherein the smoke is the chief culprit of death of people in the building fire.

Because the dense smoke that flame burning produced can cause huge injury to people, current fire engineering smoke exhaust technology, to the judgement of condition of a fire mainly rely on people's regulation, often can delay the time of smog emission, so that cause smog emission can not in time go on, and the efficiency of watering is relatively lower, the smog concentration that leads to the condition of a fire to go is bigger, be unfavorable for people's the fleing very much, and there is hardly corresponding personal protection function, can not make timely discovery oneself of rescue team, and implement the rescue.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a smoke exhaust device for fire engineering, which solves the problems.

(II) technical scheme

In order to achieve the purposes of automatically improving the smoke discharge rate and attracting attention of rescue team personnel, the invention is realized by the following technical scheme: a smoke exhaust device for fire-fighting engineering, which comprises a main body, wherein the upper surface of the main body is provided with an early warning device, through the arrangement of the early warning device, the position of people is improved, the convenience in finding the position is realized, the safety performance is improved, the attention of a rescue team is attracted, the upper surface of the main body is fixedly connected with the bottom of the early warning device, the top of the early warning device is provided with a supporting piece, the top of the early warning device is fixedly connected with the bottom end of the supporting piece, the upper surface of the supporting piece is provided with a smoke exhaust device, through the arrangement of the smoke exhaust device, the smoke exhaust effect of the smoke exhaust device is realized, the smoke can be ensured to be processed and discharged in time, the effect of fumigating people due to the non-circulation of air is avoided, the upper surface of the supporting piece is fixedly connected with the lower surface of the smoke exhaust device, the right side of the smoke exhaust device is provided with a smoke exhaust port, and the right side of the smoke exhaust device is fixedly connected with the lower surface of the smoke exhaust port;

the smoke exhaust device comprises a smoke exhaust valve, wherein a mounting seat is arranged on the lower surface of the smoke exhaust valve, the lower surface of the smoke exhaust valve is fixedly connected with the upper surface of the mounting seat, a smoke exhaust part is arranged at the left end of the mounting seat, the left side of the mounting seat is movably connected with the right end of the smoke exhaust part, a filter plate is arranged on the inner surface of the mounting seat, the inner surface of the mounting seat is fixedly connected with the outer surface of the filter plate, bending arcs are symmetrically arranged at the front end and the rear end of the filter plate, a center part is arranged on the inner surface of each bending arc, the inner surface of each bending arc is fixedly connected with the upper surface of the center part, an arc-shaped plate strip is arranged at the left end of the center part, the left end of the center part is fixedly connected with the right end of the arc-shaped plate strip, a main shaft is arranged at the front end of the mounting seat, the front end of the mounting seat is fixedly connected with the rear end of the main shaft, and a water spraying device is arranged outside the main shaft, through water jet equipment's setting, improved the cleaing away of inside flue gas, reduced the increase of flue gas, played an additional action, further improved people's living space, and the outside of main shaft is connected with water jet equipment's internal surface fixed.

Preferably, early warning device's upper surface is provided with fume extractor, and early warning device's upper surface and fume extractor's lower fixed surface are connected, through fume extractor's setting, has realized fume extractor's smoke exhaust effect, has guaranteed that the flue gas can be timely by the processing and discharge, has avoided taking place the effect that the air does not circulate and smokes the people, the upper surface of main part is provided with support piece, and the upper surface of main part is connected with the surface fixed surface of support piece bottom.

Preferably, be provided with the baffle of looks adaptation texture between the inner chamber of smoking spare and mount pad, and the number of smoking pieces is total five, smoking spare is a rectangle, and inside the flue gas got into the mount pad through smoking spare, smoking spare absorbed the flue gas, and the flue gas passes through arc lath department to in flowing into to the filter, and smoking spare is the slope form with the mount pad and places.

Preferably, the main shaft is in a cylindrical shape, the central column of the main shaft is communicated with the main central rod of the water spraying device, so that when the main shaft rotates, the main shaft can be linked with the main part to synchronously move, the main part is twisted to a certain degree along with the main shaft, the inner surface of the water spraying device is provided with holes matched with the main shaft, the central axes of the main shaft and the water spraying device are on the same straight line, and the height of the water spraying device is higher than that of the main shaft.

Preferably, the water spraying device further comprises a main part, the main part is in torsional linkage with a connecting strip to move, the connecting strip is in rotational linkage with a wiping strip to move synchronously, the wiping strip is in synchronous circular motion, a wiping head is arranged at the top of the wiping strip, the wiping strip can wipe internal particles to avoid the blockage or pollution of the internal large-particle substances, the connecting strip is arranged at the front end of the main part, the front end of the main part is fixedly connected with the rear end of the connecting strip, the front end of the connecting strip is provided with the wiping strip, the front end of the connecting strip is fixedly connected with the rear end of the wiping strip, a bottom plate is arranged on the outer surface of the wiping strip, the outer surface of the wiping strip is fixedly connected with the inner surface of the bottom plate, a round cavity is arranged at the front end of the bottom plate, the front end of the bottom plate is fixedly connected with the rear end of the round cavity, a bag body is arranged on the inner surface of the round cavity, and the inner surface of the round cavity is fixedly connected with the outer surface of the bag body, the left side of utricule is provided with the siphunculus, and the left end of utricule and the right-hand member fixed connection of siphunculus, the left end of siphunculus is provided with the effect, and the left end of siphunculus and the inner chamber fixed connection of effect, the top of effect is provided with sprays the post, and the top of effect and the surface fixed connection who sprays the post.

Preferably, the diameter ratio of acting part sprays the length of post long, flows from the hole groove of utricule side, and through the combined action of siphunculus and acting part and flow to spraying the post inside, the acting part has played certain guide effect, finally flows through the opening that sprays the post top, sprays water automatically to inside to make the kindling reduce, play certain effect of blockking to inside smog simultaneously, and the height ratio of acting part sprays the high of post, the utricule passes through siphunculus and acting part swing joint, and the surface of siphunculus and utricule and acting part all are provided with the texture of looks adaptation.

Preferably, the central axes of the wiping strips and the connecting strips are on the same straight line, the front surfaces of the wiping strips are provided with sharp wiping blocks, the wiping strips can gradually twist the bottom plate to rotate when rotating, the bottom plate moves in linkage with the circular cavity to synchronously run, certain centrifugal force is gradually generated when the circular cavity rotates, the number of the wiping strips is five, and the wiping strips are uniformly distributed around the central axis of the main part.

Preferably, the early warning device is including the mount, the inner chamber of mount is provided with the fixed disk, and the outer fixed surface of the inner chamber of mount and fixed disk is connected, the center department of mount is provided with the center pin, and the center department of mount and the outer surface sliding connection of center pin, the outside of center pin is provided with dials movable vane, and the center pin rotation drives and dials movable vane synchronous motion, and the metal strip in self outside rubs and strikes with the fixed disk when dialling movable vane rotation, and the outside of center pin and the interior fixed surface of stirring the vane are connected.

Preferably, the total four groups of quantity of fixed disk, and the fixed disk is a metal stainless steel, the height of fixed disk is five times after the mount frame reduces, and the inside public address bell that contains of fixed disk, thereby the fixed disk is strikeed and takes place alert sound, and sound is progressively bigger and bigger to more easily by discovery such as rescue team, can be better implement the rescue, do benefit to people's safety more, and the central axis of fixed disk and mount frame and center pin all is on same straight line.

(III) advantageous effects

The invention provides a smoke exhaust device for fire engineering. The method has the following beneficial effects:

(one), this a fume extractor for fire engineering, the circular arc spare through the exhaust valve bottom twists reverse the main shaft and takes place certain operation effect, the one end of main shaft and the one end fixed connection of motor, the main shaft is under the effect of exhaust valve starter motor circular telegram and take place the rotation of certain degree, make equipment have certain basis of discharging fume when the main shaft is rotatory to and the effect of post processing internal impurity, thereby make inside environment can have certain mediation, guaranteed that equipment can normally effectual operation.

(two), this a fume extractor for fire engineering, can link the fan motion of discharging fume on self top when rotating through the main shaft, the fan of discharging fume is aimed at spacious position with partly flue gas and is prepared for discharging, inside the flue gas passes through the smoking piece entering mount pad, the smoking piece absorbs the flue gas, the flue gas is through arc lath department, and flow in to the filter, the inside ultrafiltration pore groove of filter adsorbs the impurity that wherein contains, the arc lath is an amplitude piece, the arc lath receives blowing of flue gas and wind-force and produces the swing toward the right-hand member, the arc lath draws close toward the direction of filter, the arc lath is with higher speed with the impurity mediation of inside, guarantee indoor certain circulation and the fresh air of having.

(III), this a fume extractor for fire engineering, through the arc lath under the effect of centerpiece and the operation around, the arc of buckling plays certain fixed action, and the arc lath is handled with higher speed the harmful substance in the flue gas along with the impact of wind-force to make can convenient effectual discharge from the smoke vent after the inside inspiratory impurity treatment of filter, reduced the carcinogenic substance in the inside flue gas, improve people's security performance.

(IV), this a fume extractor for fire engineering, center post through the main shaft communicates with water jet equipment's main heart piece each other, therefore the main shaft when pivoted, the main shaft can link the synchronous emergence motion of main part, the main part twists reverse along with the main shaft and takes place the torsion of certain degree, the main part twists reverse the linkage connecting strip motion, the strip synchronous motion is cleaned in the rotatory linkage of connecting strip, clean the synchronous circular motion of strip, the top of cleaning the strip is provided with cleans the head, it can clean the processing to the graininess of inside to clean the strip, avoid inside large granule material to block up or pollute and discharge fume the setting, inside environmental protection has been increased, the service life is prolonged, the life of guaranteeing to use can be strengthened.

(five), this a fume extractor for fire engineering, can twist reverse the bottom plate gradually and take place to rotate when rotatory through wiping the strip, bottom plate motion linkage round cavity synchronous operation, produce certain centrifugal force gradually when round cavity rotates, round cavity effect utricule takes place the function in step, the utricule swings gradually, the aqueous solution liquid of the inside storage of utricule is rocked the range too big and the edge leakage, from the hole groove of utricule side and flow, flow to spraying inside the post through the combined action of siphunculus and effect, the effect has played certain guide effect, finally flow through the opening at spraying top of the post, automatic water spray is carried out to inside, thereby make the kindling reduce, play certain effect of blockking to inside smog simultaneously, play certain additional action for sparse flue gas, it is smooth and easy to have guaranteed that people can breathe.

(VI), this a fume extractor for fire engineering, bottom through the main part is provided with inhomogeneous tooth, the main part is rotatory and center pin interact, main part linkage center pin motion, the top of center pin is a conical gear, center pin and main part intermeshing effect, the rotatory movable vane synchronous motion that dials of center pin drive, metal strip and fixed disk friction and striking in the self outside when dialling the movable vane rotation, the fixed disk is inside to contain the public address bell, thereby the fixed disk is strikeed and takes place alert ring, sound is increasingly big, thereby more easily by discovery such as rescue team, can be better implement the rescue, do benefit to people's safety more.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic structural diagram of a smoke exhaust device according to the present invention;

FIG. 3 is a schematic view of the smoke damper of the present invention;

FIG. 4 is a schematic structural view of the spindle of the present invention;

FIG. 5 is a schematic view of the filter plate of the present invention;

FIG. 6 is a schematic structural view of the main part of the present invention;

FIG. 7 is a schematic structural view of the water spraying device of the present invention;

FIG. 8 is a schematic structural view of a pipe of the present invention;

FIG. 9 is a schematic structural view of a fixing plate according to the present invention;

FIG. 10 is a schematic view of the structure of the mandrel of the present invention.

In the figure: 1. a main body; 2. an early warning device; 3. a support member; 4. a fume extractor; 5. a smoke outlet; 41. a smoke exhaust valve; 42. a mounting seat; 43. a smoking article; 44. a filter plate; 45. bending the arc; 46. a center piece; 47. an arc-shaped lath; 48. a main shaft; 49. a water spraying device; 491. a main part; 492. a connecting strip; 493. a wiping strip; 494. a base plate; 495. a round cavity; 496. a capsule body; 497. pipe passing; 498. an acting element; 499. a spray column; 21. a placement frame; 22. fixing the disc; 23. a central shaft; 24. a stirring blade.

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. 1-10, the present invention provides a technical solution: a smoke exhaust device for fire-fighting engineering, which comprises a main body 1, wherein the upper surface of the main body 1 is provided with an early warning device 2, through the arrangement of the early warning device 2, the position of people is improved, the convenience in finding the position is realized, the safety performance is improved, the attention of a rescue team is attracted, the upper surface of the main body 1 is fixedly connected with the bottom of the early warning device 2, the top of the early warning device 2 is provided with a support piece 3, the top of the early warning device 2 is fixedly connected with the bottom end of the supporting piece 3, the upper surface of the supporting piece 3 is provided with a smoke exhaust device 4, through the arrangement of the smoke exhaust device 4, the smoke exhaust effect of the smoke exhaust device 4 is realized, the smoke can be ensured to be processed and discharged in time, the effect of fumigating people caused by the non-circulation of air is avoided, the upper surface of the support piece 3 is fixedly connected with the lower surface of the smoke exhaust device 4, the right side of the smoke exhaust device 4 is provided with a smoke exhaust port 5, and the right side of the smoke exhaust device 4 is fixedly connected with the lower surface of the smoke exhaust port 5;

the smoke exhaust device 4 comprises a smoke exhaust valve 41, a mounting seat 42 is arranged on the lower surface of the smoke exhaust valve 41, the lower surface of the smoke exhaust valve 41 is fixedly connected with the upper surface of the mounting seat 42, a smoke exhaust piece 43 is arranged at the left end of the mounting seat 42, the left side of the mounting seat 42 is movably connected with the right end of the smoke exhaust piece 43, a filter plate 44 is arranged on the inner surface of the mounting seat 42, the inner surface of the mounting seat 42 is fixedly connected with the outer surface of the filter plate 44, bending arcs 45 are symmetrically arranged at the front end and the rear end of the filter plate 44, a center piece 46 is arranged on the inner surface of the bending arc 45, the inner surface of the bending arc 45 is fixedly connected with the upper surface of the center piece 46, an arc-shaped lath 47 is arranged at the left end of the center piece 46, the right end of the arc-shaped lath 47 is fixedly connected with the right end of the center piece 46, a main shaft 48 is arranged at the front end of the mounting seat 42, and the front end of the mounting seat 42 is fixedly connected with the rear end of the main shaft 48, the outside of main shaft 48 is provided with water jet equipment 49, through water jet equipment 49's setting, has improved the cleaing away of inside flue gas, has reduced the increase of flue gas, plays an auxiliary action, further improves people's living space, and the outside of main shaft 48 and water jet equipment 49's internal surface fixed connection.

The upper surface of early warning device 2 is provided with fume extractor 4, and the upper surface of early warning device 2 and fume extractor 4's lower fixed surface are connected, through fume extractor 4's setting, realized fume extractor 4's smoke evacuation effect, guaranteed that the flue gas can be timely by the processing and discharge, avoided taking place the effect that the air does not circulate and smokes the people, the upper surface of main part 1 is provided with support piece 3, and the upper surface of main part 1 is connected with the surface fixed surface of support piece 3 bottom.

Be provided with the baffle of looks adaptation texture between the inner chamber of smoking piece 43 and mount pad 42, and smoking piece 43 quantity is total five, and smoking piece 43 is a rectangle, and inside the flue gas got into mount pad 42 through smoking piece 43, smoking piece 43 absorbed the flue gas, and the flue gas passes through arc lath 47 department to in flowing into filter 44, and smoking piece 43 is the slope form with mount pad 42 and places.

The main shaft 48 is a cylinder, the central column of the main shaft 48 is communicated with the main central rod of the water spraying device 49, therefore, when the main shaft 48 rotates, the main shaft 48 can be linked with the main piece 491 to move synchronously, the main piece 491 twists with the main shaft 48 to a certain degree, the inner surface of the water spraying device 49 is provided with holes matched with the main shaft 48, the central axes of the main shaft 48 and the water spraying device 49 are on the same straight line, and the height of the water spraying device 49 is higher than that of the main shaft 48.

The water spraying device 49 further comprises a main part 491, the main part 491 twists and is linked with a connecting strip 492 to move, the connecting strip 492 rotates and is linked with a wiping strip 493 to move synchronously, the wiping strip 493 moves synchronously in a circle, a wiping head is arranged at the top of the wiping strip 493, the wiping strip 493 can wipe internal particles to avoid blocking or polluting smoke exhaust arrangement of the internal large-particle substances, the connecting strip 492 is arranged at the front end of the main part 491, the front end of the main part 491 is fixedly connected with the rear end of the connecting strip 492, the wiping strip 493 is arranged at the front end of the connecting strip 492, the front end of the connecting strip 492 is fixedly connected with the rear end of the wiping strip 493, a bottom plate 494 is arranged on the outer surface of the wiping strip 493, the outer surface of the wiping strip 493 is fixedly connected with the inner surface of the bottom plate 494, a round cavity 495 is arranged at the front end of the bottom plate 494, the front end of the round cavity 495 is fixedly connected with the rear end of the round cavity 495, a capsule 496 is arranged on the inner surface of the round cavity 495, the inner surface of the round cavity 495 is fixedly connected with the outer surface of the capsule 496, a through pipe 497 is arranged on the left side of the capsule 496, the left end of the capsule 496 is fixedly connected with the right end of the through pipe 497, an acting element 498 is arranged on the left end of the through pipe 497, the left end of the through pipe 497 is fixedly connected with the inner cavity of the acting element 498, an injection column 499 is arranged at the top end of the acting element 498, and the top end of the acting element 498 is fixedly connected with the outer surface of the injection column 499.

The diameter of acting element 498 is longer than the length of spray post 499, and flows out from the hole slot on the side of capsule 496, and flows to spray post 499 inside through the combined action of through pipe 497 and acting element 498, and acting element 498 plays a certain guide role, and finally flows out through the opening at the top of spray post 499, and automatically sprays water to the inside, so that the fire species is reduced, and simultaneously certain blocking effect is played to the smog inside, and the height of acting element 498 is higher than that of spray post 499, capsule 496 is movably connected with acting element 498 through pipe 497, and the outer surface of pipe 497 and capsule 496 and acting element 498 are provided with the texture that is adapted.

The central axes of the wiping strips 493 and the connecting strips 492 are in the same straight line, the front surface of the wiping strips 493 is provided with sharp wiping blocks, the wiping strips 493 can gradually twist the bottom plate 494 to rotate when rotating, the bottom plate 494 moves to be linked with the circular cavity 495 to synchronously run, a certain centrifugal force is gradually generated when the circular cavity 495 rotates, the number of the wiping strips 493 is five, and the wiping strips 493 are uniformly distributed around the central axis of the main piece 491.

The early warning device 2 comprises a placing frame 21, a fixed disc 22 is arranged in an inner cavity of the placing frame 21, the inner cavity of the placing frame 21 is fixedly connected with the outer surface of the fixed disc 22, a central shaft 23 is arranged at the center of the placing frame 21, the center of the placing frame 21 is slidably connected with the outer surface of the central shaft 23, a stirring vane 24 is arranged on the outer side of the central shaft 23, the central shaft 23 rotates to drive the stirring vane 24 to move synchronously, a metal strip on the outer side of the stirring vane 24 is rubbed and collided with the fixed disc 22 when the stirring vane 24 rotates, and the outer side of the central shaft 23 is fixedly connected with the inner surface of the stirring vane 24.

The fixed disks 22 are four groups in number, the fixed disks 22 are made of metal stainless steel, the height of the fixed disks 22 is five times that of the reduced placing frame 21, the fixed disks 22 internally contain sound amplifying bells, the fixed disks 22 are impacted to generate alarming sound, and the sound is gradually increased, so that the fixed disks are more easily found by rescue teams and the like, the rescue can be better implemented, the safety of people is better facilitated, and the central axes of the fixed disks 22, the placing frame 21 and the central shaft 23 are all on the same straight line.

When in use, firstly, the installation fixing and the safety protection of the invention are detected, the device is placed in a room with a fire, when the fire breaks out, the smoke exhaust valve 41 is screwed anticlockwise by hand to move, the smoke exhaust valve 41 starts a power supply, the arc piece at the bottom end of the smoke exhaust valve 41 twists the main shaft 48 to have a certain operation effect, one end of the main shaft 48 is fixedly connected with one end of the motor, the main shaft 48 rotates to a certain degree under the effect of the starting motor of the smoke exhaust valve 41, the main shaft 48 drives the equipment to have a certain smoke exhaust base when rotating, and the effect of post-processing internal impurities is achieved, so that the internal environment can be dredged to a certain degree, the normal and effective operation of the equipment is ensured, the main shaft 48 can link the movement of the smoke exhaust fan at the top end of the main shaft 48, the smoke exhaust fan aims at a part of smoke to be exhausted at an empty position, the smoke enters the mounting seat 42 through the smoke exhaust piece 43, smoke exhaust part 43 absorbs the flue gas, the flue gas is through arc lath 47 department, and flow in to in the filter 44, the inside ultrafiltration pore groove of filter 44 adsorbs the impurity that contains wherein, arc lath 47 is a range piece, arc lath 47 receives the blowing of flue gas and wind-force and produces the swing toward the right-hand member, arc lath 47 draws close toward the direction of filter 44, arc lath 47 is with higher speed with the mediation of inside impurity, arc lath 47 is at the effect of centre piece 46 and around operation, bending arc 45 plays certain fixed action, arc lath 47 is handled with higher speed the harmful substance in the flue gas along with the impact of wind-force, thereby can convenient effectual follow exhaust port 5 departments of discharging fume after making the inside inspiratory impurity treatment of filter 44, carcinogen in the inside flue gas has been reduced, people's security performance is improved.

Because the central column of the main shaft 48 is communicated with the main central rod of the water injector 49, when the main shaft 48 rotates, the main shaft 48 can be linked with the main piece 491 to synchronously move, the main piece 491 twists with the main shaft 48 to a certain degree, the main piece 491 twists and is linked with the connecting strip 492 to move, the connecting strip 492 rotates and is linked with the wiping strip 493 to synchronously move, the wiping strip 493 synchronously and circularly moves, a wiping head is arranged at the top of the wiping strip 493, the wiping strip 493 can wipe the particles inside, the large particles inside are prevented from being blocked or polluting smoke exhaust arrangement, the environment protection inside is increased, the service life is prolonged, the service life can be ensured to be prolonged, when the wiping strip 493 rotates, the bottom plate 494 can gradually twist to rotate to synchronously move and is linked with the circular cavity 495, when the circular cavity 495 rotates, a certain centrifugal force is gradually generated, the circular cavity 495 acts on the capsule 496 to synchronously, the bag body 496 gradually swings, the water solution stored in the bag body 496 is shaken to have an excessively large amplitude and leaks laterally, flows out from a hole groove on the side surface of the bag body 496, flows into the spraying column 499 through the combined action of the through pipe 497 and the acting element 498, the acting element 498 plays a certain guiding role, finally flows out through an opening on the top of the spraying column 499, and automatically sprays water to the inside, so that the fire is reduced, meanwhile, the smoke in the inside is blocked to a certain extent, a certain auxiliary effect is played for smoke evacuation, and the smooth breath of people is ensured;

and be provided with inhomogeneous tooth with the bottom of main part 491, the rotation of main part 491 interacts with center pin 23, main part 491 linkage center pin 23 moves, the top of center pin 23 is a conical gear, center pin 23 and main part 491 intermeshing effect, the center pin 23 is rotatory to be driven and is dialled movable vane 24 synchronous motion, the metal strip and the fixed disk 22 friction and the striking of self outside when dialling movable vane 24 and rotating, the inside public address bell that contains of fixed disk 22, fixed disk 22 is strikeed and thereby takes place alert sound, sound is gradually bigger and bigger, thereby more easily by discovery of people such as rescue team, can be better implemented the rescue, do benefit to people's safety more.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fume extractor for fire engineering, includes main part (1), its characterized in that: the early warning device is characterized in that an early warning device (2) is arranged on the upper surface of the main body (1), the upper surface of the main body (1) is fixedly connected with the bottom of the early warning device (2), a support piece (3) is arranged on the top of the early warning device (2), the top of the early warning device (2) is fixedly connected with the bottom end of the support piece (3), a smoke exhaust device (4) is arranged on the upper surface of the support piece (3), the upper surface of the support piece (3) is fixedly connected with the lower surface of the smoke exhaust device (4), a smoke exhaust port (5) is arranged on the right side of the smoke exhaust device (4), and the right side of the smoke exhaust device (4) is fixedly connected with the lower surface of the smoke exhaust port (5); the smoke exhaust device (4) comprises a smoke exhaust valve (41), a mounting seat (42) is arranged on the lower surface of the smoke exhaust valve (41), the lower surface of the smoke exhaust valve (41) is fixedly connected with the upper surface of the mounting seat (42), a smoke exhaust part (43) is arranged at the left end of the mounting seat (42), the left side of the mounting seat (42) is movably connected with the right end of the smoke exhaust part (43), a filter plate (44) is arranged on the inner surface of the mounting seat (42), the inner surface of the mounting seat (42) is fixedly connected with the outer surface of the filter plate (44), bending arcs (45) are symmetrically arranged at the front end and the rear end of the filter plate (44), a center part (46) is arranged on the inner surface of the bending arc (45), the inner surface of the bending arc (45) is fixedly connected with the upper surface of the center part (46), and an arc-shaped batten (47) is arranged at the left end of the center part (46), and the left end of the central piece (46) is fixedly connected with the right end of the arc-shaped lath (47), the front end of the mounting seat (42) is provided with a main shaft (48), the front end of the mounting seat (42) is fixedly connected with the rear end of the main shaft (48), the outer side of the main shaft (48) is provided with a water spraying device (49), and the outer side of the main shaft (48) is fixedly connected with the inner surface of the water spraying device (49).

2. A smoke evacuation apparatus for fire fighting engineering according to claim 1, characterized in that: the upper surface of early warning device (2) is provided with fume extractor (4), and the upper surface of early warning device (2) and the lower fixed surface of fume extractor (4) are connected, the upper surface of main part (1) is provided with support piece (3), and the outer fixed surface of the upper surface of main part (1) and support piece (3) bottom is connected.

3. A smoke evacuation apparatus for fire fighting engineering according to claim 1, characterized in that: be provided with the baffle of looks adaptation texture between the inner chamber of smoking spare (43) and mount pad (42), and smoking spare (43) quantity is total five, smoking spare (43) are a rectangle, and smoking spare (43) are the slope form with mount pad (42) and place.

4. A smoke evacuation apparatus for fire fighting engineering according to claim 1, characterized in that: the main shaft (48) is in a cylindrical shape, the inner surface of the water spraying device (49) is provided with holes matched with the main shaft (48), the central axes of the main shaft (48) and the water spraying device (49) are on the same straight line, and the height of the water spraying device (49) is higher than that of the main shaft (48).

5. A smoke evacuation apparatus for fire fighting engineering according to claim 1, characterized in that: the water spraying device (49) further comprises a main part (491), a connecting strip (492) is arranged at the front end of the main part (491), the front end of the main part (491) is fixedly connected with the rear end of the connecting strip (492), a wiping strip (493) is arranged at the front end of the connecting strip (492), the front end of the connecting strip (492) is fixedly connected with the rear end of the wiping strip (493), a bottom plate (494) is arranged on the outer surface of the wiping strip (493), the outer surface of the wiping strip (493) is fixedly connected with the inner surface of the bottom plate (494), a round cavity (495) is arranged at the front end of the bottom plate (494), the front end of the bottom plate (494) is fixedly connected with the rear end of the round cavity (495), a bag body (496) is arranged on the inner surface of the round cavity (495), the inner surface of the round cavity (495) is fixedly connected with the outer surface of the bag body (496), a through pipe (497) is arranged on the left side of the bag body (496), and the left end of utricule (496) and the right-hand member fixed connection of siphunculus (497), the left end of siphunculus (497) is provided with effect piece (498), and the left end of siphunculus (497) and the inner chamber fixed connection of effect piece (498), the top of effect piece (498) is provided with sprays post (499), and the top of effect piece (498) and the surface fixed connection who sprays post (499).

6. A smoke evacuation device for fire fighting engineering according to claim 5, characterized in that: the diameter of the acting element (498) is longer than the length of the injection column (499), the height of the acting element (498) is higher than that of the injection column (499), the capsule (496) is movably connected with the acting element (498) through a through pipe (497), and the outer surface of the through pipe (497), the capsule (496) and the acting element (498) are provided with matched textures.

7. A smoke evacuation device for fire fighting engineering according to claim 5, characterized in that: the central axes of the wiping strips (493) and the connecting strips (492) are in the same straight line, the front surfaces of the wiping strips (493) are provided with sharp wiping blocks, the number of the wiping strips (493) is five, and the wiping strips (493) are uniformly distributed around the central axis of the main piece (491).

8. A smoke evacuation apparatus for fire fighting engineering according to claim 1, characterized in that: early warning device (2) are including placing frame (21), the inner chamber of placing frame (21) is provided with fixed disk (22), and the inner chamber of placing frame (21) is connected with the surface fixed connection of fixed disk (22), the center department of placing frame (21) is provided with center pin (23), and the center department of placing frame (21) and the surface sliding connection of center pin (23), the outside of center pin (23) is provided with stirring leaf (24), and the outside of center pin (23) and the surface fixed connection of stirring leaf (24).

9. A smoke evacuation apparatus for fire fighting engineering according to claim 1, characterized in that: the fixed disks (22) are four in number, the fixed disks (22) are made of metal stainless steel, the height of the fixed disks (22) is five times that of the reduced placing frame (21), and the fixed disks (22), the placing frame (21) and the central axis of the central shaft (23) are all on the same straight line.