CN214118979U

CN214118979U - Automatic control smoke exhaust fire prevention valve

Info

Publication number: CN214118979U
Application number: CN202022318429.9U
Authority: CN
Inventors: 钟上明
Original assignee: Shanghai Mianjiang Hvac Equipment Co ltd
Current assignee: Shanghai Mianjiang Hvac Equipment Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-09-03
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses an automatic fixed cover in left side of barrel surface is equipped with the installing frame, the equal fixedly connected with smoke transducer in left top and bottom of installing frame, the equal fixedly connected with temperature sensor in left side of barrel inner chamber top and bottom, the inner chamber of barrel has the closing plate through pivot swing joint. The utility model discloses a set up smoke transducer, a weighing sensor and a temperature sensor, the closure plate, the runner, the belt, the mounting panel, first motor, the second motor, the bull stick, the brush board, the draw-in groove, spacing post, a spring, the cooperation of activity fixture block and controller is used, possess the advantage of being convenient for automatic control and being convenient for change filter screen, solved current smoke exhaust fire damper and needed the manual work to reset usually after using, the use of the fire damper of being not convenient for discharge fume, it is generally fixed mounting to carry out filterable filter screen to the flue gas, be not convenient for the problem to the change of filter screen.

Description

Automatic control smoke exhaust fire prevention valve

Technical Field

The utility model relates to a fire prevention valve technical field specifically is an automatic control's fire prevention valve of discharging fume.

Background

The fire prevention valve of discharging fume is a fire control part, generally install on the pipeline of machinery system of discharging fume, be the open mode at ordinary times, open when the conflagration breaing out and discharge fume, close when flue gas temperature reaches 280 degrees in the exhaust pipe, and satisfy in a definite time and leak cigarette volume and fire-resistant integrality requirement, play and separate cigarette back-fire relief effect, current fire prevention valve of discharging fume need the manual work to reset after using usually, the use of the fire prevention valve of discharging fume of not being convenient for, it is generally fixed mounting to carry out filterable filter screen to the flue gas, be not convenient for to the change of filter screen.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic control's fire prevention valve that discharges fume possesses the advantage of being convenient for automatic control and being convenient for change the filter screen, has solved current fire prevention valve that discharges fume and has used the back and need the manual work to reset usually, and the use of the fire prevention valve that discharges fume of being not convenient for carries out filterable filter screen to the flue gas and generally is fixed mounting, is not convenient for the problem to the change of filter screen.

In order to achieve the above object, the utility model provides a following technical scheme: an automatically controlled smoke-discharging fire-proof valve comprises a cylinder body, wherein a mounting frame is fixedly sleeved on the left side of the surface of the cylinder body, smoke sensors are fixedly connected to the left top and the bottom of the mounting frame, temperature sensors are fixedly connected to the left side of the top and the bottom of an inner cavity of the cylinder body, a sealing plate is movably connected to the inner cavity of the cylinder body through a rotating shaft, the rotating shaft at the top of the sealing plate penetrates through the top of the cylinder body and is fixedly sleeved with a rotating wheel, a belt is connected between the rotating wheels in a transmission manner, a mounting plate is fixedly connected to the left side of the top of the cylinder body, a first motor is fixedly connected to the left side of the mounting plate, a transmission shaft of the first motor is fixedly connected with the rotating wheel, a second motor is fixedly connected to the inner cavity of the cylinder body through a connecting rod, a rotating rod is fixedly connected to the front side of the transmission shaft of the second motor, and a fan blade is fixedly sleeved on the left side of the surface of the rotating rod, the utility model discloses a portable kitchen ventilator, including the rotary rod, the right side fixedly connected with brush board of rotary rod, the inner chamber swing joint of barrel has the filter plate, connecting rod fixedly connected with locating frame is passed through on the right side of filter plate, the draw-in groove has been seted up to the inside of barrel, the installation cavity has been seted up to the inside of locating frame, the spacing post of bottom fixedly connected with of installation cavity, the bottom cover on spacing post surface is equipped with the spring, the surface cover of spacing post is equipped with movable fixture block, the inner chamber of locating frame and barrel and extension to draw-in groove is run through in proper order in the left side of movable fixture block, the right side of movable fixture block run through to the right side of locating frame and with locating frame swing joint, the top fixedly connected with controller of barrel, the controller respectively with smoke transducer, temperature sensor, first motor and second motor electric connection.

Preferably, the through holes are formed in the front side and the rear side of the left side of the mounting frame, and the limiting columns are movably connected with the movable clamping blocks.

Preferably, the inner wall of barrel just is located temperature sensor's left side fixedly connected with fire prevention net, the pivot of closing plate and the junction of barrel are through setting up first bearing swing joint.

Preferably, the bottom of the inner cavity of the cylinder body is fixedly connected with a stop block positioned on the right side of the closing plate, and the bottom on the right side of the closing plate is in contact with the stop block.

Preferably, the top and the bottom of barrel inner chamber all fixedly connected with dead lever, the relative one side fixedly connected with fixed block of dead lever, the right side of bull stick runs through the fixed block and passes through second bearing and fixed block swing joint.

Preferably, the surface of the filter plate is in contact with the inner cavity of the cylinder, and the bristles of the brush plate are in contact with the surface of the filter plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up smoke transducer, a weighing sensor and a temperature sensor, the closure plate, the runner, the belt, the mounting panel, first motor, the second motor, the bull stick, the brush board, the draw-in groove, spacing post, a spring, the cooperation of activity fixture block and controller is used, possess the advantage of being convenient for automatic control and being convenient for change filter screen, solved current smoke exhaust fire damper and needed the manual work to reset usually after using, the use of the fire damper of being not convenient for discharge fume, it is generally fixed mounting to carry out filterable filter screen to the flue gas, be not convenient for the problem to the change of filter screen.

2. The utility model discloses a set up the through-hole, can be convenient for install the device, through setting up the fire prevention net, can play the effect of protection to temperature sensor, can prevent effectively that temperature sensor from being burnt out by the fire, through setting up first bearing, the rotation of the closure plate of can being convenient for, through setting up the dog, can play spacing effect to the closure plate, the closure plate closure of can being convenient for, through setting up dead lever and fixed block, can play the effect of support to the bull stick, the stability of the bull stick of can being convenient for, through setting up the brush board, can clear up the filter plate surface, can prevent effectively that the filter plate from being blockked up.

Drawings

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

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a left side sectional view showing the connection between the cylinder and the closing plate according to the present invention;

fig. 4 is a left side view of the structure of the present invention.

In the figure: the device comprises a cylinder body 1, a mounting frame 2, a smoke sensor 3, a temperature sensor 4, a sealing plate 5, a rotating wheel 6, a belt 7, a mounting plate 8, a first motor 9, a second motor 10, a rotating rod 11, fan blades 12, a brush plate 13, a filter plate 14, a positioning frame 15, a clamping groove 16, a mounting cavity 17, a limiting column 18, a spring 19, a movable clamping block 20 and a controller 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a barrel 1, installing frame 2, smoke transducer 3, temperature sensor 4, closing plate 5, runner 6, belt 7, mounting panel 8, first motor 9, second motor 10, bull stick 11, flabellum 12, brush board 13, filter plate 14, locating frame 15, draw-in groove 16, installation cavity 17, spacing post 18, spring 19, movable fixture block 20 and parts such as controller 21 are general standard or the parts that technical personnel in the field know, its structure and principle all can learn through the technical manual or learn through conventional experimental method for technical personnel in the field.

Referring to fig. 1-4, an automatically controlled smoke exhaust fire damper comprises a cylinder 1, a mounting frame 2 is fixedly sleeved on the left side of the surface of the cylinder 1, smoke sensors 3 are fixedly connected to the top and the bottom of the left side of the mounting frame 2, temperature sensors 4 are fixedly connected to the top and the left side of the bottom of the inner cavity of the cylinder 1, a sealing plate 5 is movably connected to the inner cavity of the cylinder 1 through a rotating shaft, a fire prevention net is fixedly connected to the inner wall of the cylinder 1 and the left side of the temperature sensors 4, the fire prevention net is arranged to protect the temperature sensors 4 and effectively prevent the temperature sensors 4 from being burnt out by fire, the connecting part of the rotating shaft of the sealing plate 5 and the cylinder 1 is movably connected through a first bearing, the rotation of the sealing plate 5 can be facilitated through the first bearing, a stop block is fixedly connected to the bottom of the inner cavity of the cylinder 1 and the right side of the sealing plate 5, the bottom of the right side of the closing plate 5 is contacted with the stop block, the stop block can play a limiting role on the closing plate 5, the closing plate 5 can be conveniently closed, a rotating shaft at the top of the closing plate 5 penetrates through the top of the barrel body 1 and is fixedly sleeved with a rotating wheel 6, a belt 7 is connected between the rotating wheels 6 in a transmission manner, a mounting plate 8 is fixedly connected to the left side of the top of the barrel body 1, a first motor 9 is fixedly connected to the left side of the mounting plate 8, a transmission shaft of the first motor 9 is fixedly connected with the rotating wheel 6, an inner cavity of the barrel body 1 is fixedly connected with a second motor 10 through a connecting rod, a rotating rod 11 is fixedly connected to the front side of the transmission shaft of the second motor 10, fixing rods are fixedly connected to the top and the bottom of the inner cavity of the barrel body 1, a fixing block is fixedly connected to one side opposite to the fixing rods, the right side of the rotating rod 11 penetrates through the fixing block and is movably connected with the fixing block through a second bearing, and the fixing rods and the fixing blocks are arranged, the rotary rod 11 can be supported, the stability of the rotary rod 11 can be facilitated, the fan blades 12 are fixedly sleeved on the left side of the surface of the rotary rod 11, the brush plate 13 is fixedly connected to the right side of the rotary rod 11, the filter plate 14 is movably connected to the inner cavity of the cylinder 1, the surface of the filter plate 14 is in contact with the inner cavity of the cylinder 1, the bristles of the brush plate 13 are in contact with the surface of the filter plate 14, the surface of the filter plate 14 can be cleaned by arranging the brush plate 13, the filter plate 14 can be effectively prevented from being blocked, the right side of the filter plate 14 is fixedly connected with the positioning frame 15 through the connecting rod, the cylinder 1 is internally provided with the clamping groove 16, the positioning frame 15 is internally provided with the mounting cavity 17, the bottom of the mounting cavity 17 is fixedly connected with the limiting column 18, the bottom of the surface of the limiting column 18 is sleeved with the spring 19, the surface of the limiting column, the device can be conveniently installed, the limiting column 18 is movably connected with the movable clamping block 20, the left side of the movable clamping block 20 sequentially penetrates through the positioning frame 15 and the cylinder body 1 and extends to the inner cavity of the clamping groove 16, the right side of the movable clamping block 20 penetrates through the right side of the positioning frame 15 and is movably connected with the positioning frame 15, the top of the cylinder body 1 is fixedly connected with the controller 21, the controller 21 is respectively and electrically connected with the smoke sensor 3, the temperature sensor 4, the first motor 9 and the second motor 10, the smoke sensor 3, the temperature sensor 4, the closing plate 5, the rotating wheel 6, the belt 7, the mounting plate 8, the first motor 9, the second motor 10, the rotating rod 11, the brush plate 13, the clamping groove 16, the limiting column 18, the spring 19, the movable clamping block 20 and the controller 21 are matched for use, the device has the advantages of being convenient for automatic control and convenient for replacing a filter screen, and the problem that the conventional smoke exhaust fire valve usually needs manual reset after being used is solved, the use of the fire damper of discharging fume of not being convenient for, the filter screen that filters the flue gas is generally fixed mounting, the problem of the change of the filter screen of not being convenient for.

When the smoke exhaust device is used, a large amount of smoke is generated when a fire disaster happens, the smoke sensor 3 senses excessive smoke content in air, the smoke sensor 3 transmits sensed information to the controller 21 to be processed, the controller 21 starts the second motor 10, a transmission shaft of the second motor 10 drives the rotating rod 11, the fan blades 12 and the brush plate 13 to rotate, the fan blades 12 accelerate air flow to exhaust the smoke, the filter plate 14 filters air when the smoke passes through the filter plate 14, impurities in the air are filtered out, the brush plate 13 rotates to clean the filter plate 14, the filter plate 14 is prevented from being blocked, the temperature sensor 4 senses gas temperature, when the gas temperature reaches 280 ℃, the temperature sensor 4 transmits the sensed information to the controller 21 to be processed, the controller 21 stops the second motor 10, the controller 21 starts the first motor 9 to rotate, and the first motor 9 drives the sealing plate 5 to drive the sealing plate 5 to rotate, The rotating wheel 6 and the belt 7 rotate to close the sealing plate 5 to prevent fire from spreading, when the filter plate 14 needs to be replaced, the movable clamping block 20 is pulled to move up and down, the movable clamping block 20 compresses the spring 19, the positioning frame 15 is pulled to enable the movable clamping block 20 to be separated from the clamping groove 16, and the positioning frame 15 is continuously pulled to pull the filter plate 14 out of the inner cavity of the cylinder 1 for replacement.

In summary, the following steps: this automatic control's fire prevention valve that discharges fume, through setting up smoke transducer 3, temperature sensor 4, closing plate 5, runner 6, belt 7, mounting panel 8, first motor 9, second motor 10, bull stick 11, brush board 13, draw-in groove 16, spacing post 18, spring 19, activity fixture block 20 and controller 21, it needs the manual work to reset usually to have solved current fire prevention valve that discharges fume after using, the use of the fire prevention valve that discharges fume of being not convenient for, it is fixed mounting generally to carry out filterable filter screen to the flue gas, the problem of the change to the filter screen of being not convenient for.

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. The utility model provides an automatic control's fire damper that discharges fume, includes barrel (1), its characterized in that: the utility model discloses a smoke exhaust ventilator, including barrel (1), installation frame (2) are fixedly sleeved on the left side of barrel (1) surface, the equal fixedly connected with smoke sensor (3) in left top and bottom of installation frame (2), the equal fixedly connected with temperature sensor (4) in left side of barrel (1) inner chamber top and bottom, the inner chamber of barrel (1) has closing plate (5) through pivot swing joint, the pivot at closing plate (5) top is run through to the top of barrel (1) and fixed cover is equipped with runner (6), the transmission is connected with belt (7) between runner (6), the left side fixedly connected with mounting panel (8) at barrel (1) top, the left side fixedly connected with first motor (9) of mounting panel (8), the transmission shaft and runner (6) fixed connection of first motor (9), the inner chamber of barrel (1) passes through connecting rod fixedly connected with second motor (10), the front side of a transmission shaft of the second motor (10) is fixedly connected with a rotating rod (11), the left side of the surface of the rotating rod (11) is fixedly sleeved with fan blades (12), the right side of the rotating rod (11) is fixedly connected with a brush plate (13), the inner cavity of the barrel body (1) is movably connected with a filter plate (14), the right side of the filter plate (14) is fixedly connected with a positioning frame (15) through a connecting rod, a clamping groove (16) is formed in the barrel body (1), an installation cavity (17) is formed in the positioning frame (15), a limiting column (18) is fixedly connected with the bottom of the installation cavity (17), a spring (19) is sleeved at the bottom of the surface of the limiting column (18), a movable clamping block (20) is sleeved on the surface of the limiting column (18), and the left side of the movable clamping block (20) sequentially penetrates through the positioning frame (15) and the barrel body (1), the right side of activity fixture block (20) runs through to the right side of locating frame (15) and with locating frame (15) swing joint, the top fixedly connected with controller (21) of barrel (1), controller (21) respectively with smoke transducer (3), temperature sensor (4), first motor (9) and second motor (10) electric connection.

2. An automatically controlled smoke evacuation fire damper as claimed in claim 1 wherein: the mounting frame is characterized in that through holes are formed in the front side and the rear side of the left side of the mounting frame (2), and the limiting columns (18) are movably connected with the movable clamping blocks (20).

3. An automatically controlled smoke evacuation fire damper as claimed in claim 1 wherein: the inner wall of barrel (1) just is located the left side fixedly connected with fire prevention net of temperature sensor (4), the pivot of closing plate (5) and the junction of barrel (1) are through setting up first bearing swing joint.

4. An automatically controlled smoke evacuation fire damper as claimed in claim 1 wherein: the bottom of the inner cavity of the barrel body (1) is fixedly connected with a stop block positioned on the right side of the closing plate (5), and the bottom on the right side of the closing plate (5) is in contact with the stop block.

5. An automatically controlled smoke evacuation fire damper as claimed in claim 1 wherein: the top and the bottom of the inner cavity of the barrel body (1) are fixedly connected with fixing rods, one side, opposite to the fixing rods, of each fixing block is fixedly connected with the corresponding fixing block, and the right side of the rotating rod (11) penetrates through the fixing blocks and is movably connected with the fixing blocks through second bearings.

6. An automatically controlled smoke evacuation fire damper as claimed in claim 1 wherein: the surface of the filter plate (14) is in contact with the inner cavity of the cylinder body (1), and the bristles of the brush plate (13) are in contact with the surface of the filter plate (14).