CN114033891B - Building monitoring device that discharges fume based on thing networking - Google Patents
Building monitoring device that discharges fume based on thing networking Download PDFInfo
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- CN114033891B CN114033891B CN202111352776.6A CN202111352776A CN114033891B CN 114033891 B CN114033891 B CN 114033891B CN 202111352776 A CN202111352776 A CN 202111352776A CN 114033891 B CN114033891 B CN 114033891B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
- F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature
- F16K17/383—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature the valve comprising fusible, softening or meltable elements, e.g. used as link, blocking element, seal, closure plug
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
- F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature
- F16K17/386—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature the closure members being rotatable or pivoting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/40—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint
- F16K17/406—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint the fracturing member being a generally elongated member, e.g. rod or wire, which is directly connected to a movable valve member, the breaking or buckling of the elongated member allowing the valve member to move to a closed or open position
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
- F16K31/055—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
- F16K31/602—Pivoting levers, e.g. single-sided
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0083—For recording or indicating the functioning of a valve in combination with test equipment by measuring valve parameters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Flow Control Members (AREA)
Abstract
The invention relates to the field of fire protection, in particular to a building smoke exhaust monitoring device based on the Internet of things. The technical problem that smoke discharging effect of a building is reduced after a fire flowing and leaking mistakenly touches adjacent smoke discharging fireproof valves is solved. The invention provides a building smoke exhaust monitoring device based on the Internet of things, which comprises a main shell, a left mounting module, a gate monitoring unit and the like; the left side of the front part of the main shell is connected with a left mounting module; the bottom of the left installation module is connected with a gate monitoring unit for monitoring the closing state of the smoke exhaust fire damper gate and the corresponding environment. According to the invention, the smoke exhaust fireproof valve is provided with the valve state monitoring part and the airflow flow speed monitoring part, so that whether the smoke exhaust fireproof valve is in error touch or not is monitored, a worker is informed of the fact that the smoke exhaust fireproof valve which is in error touch is manually opened in time through the Internet of things, and the smoke exhaust fireproof valve which is in error touch can be ensured to have a certain smoke exhaust amount by the arranged error touch prevention part.
Description
Technical Field
The invention relates to the field of fire protection, in particular to a building smoke exhaust monitoring device based on the Internet of things.
Background
In the fire protection system of the building, the smoke exhaust fire prevention valves arranged in the escape channel are important fire protection facilities for smoke exhaust and fire isolation, play a vital role in protecting evacuated people, a plurality of smoke exhaust fire prevention valves can exhaust harmful smoke into the same smoke exhaust pipeline and are extracted out of the building by the smoke exhaust fan, each smoke exhaust fire prevention valve independently operates, and when a single smoke exhaust fire prevention valve is triggered at high temperature, the adjacent smoke exhaust fire prevention valves are prevented from being mistakenly touched.
The smoke exhaust fire prevention valve is designed in a single triggering way, when the temperature is up to 280 ℃, a fuse arranged in the smoke exhaust fire prevention valve is triggered, so that a valve in the smoke exhaust fire prevention valve is automatically closed, and if the valve needs to be restarted, a worker is required to manually reset the valve of the smoke exhaust fire prevention valve. Because the fuse of fire damper discharges fume, need can be effectively triggered in certain trigger time, if the fire is fleed through the exhaust pipe and flee to adjacent fire damper discharges fume, adjacent fire damper also has the condition of being triggered to lead to adjacent fire damper to be touched by mistake, make the smoke exhaust effect of building reduce.
Disclosure of Invention
The invention provides a building smoke exhaust monitoring device based on the Internet of things, which aims to overcome the defect that the smoke exhaust effect of a building is reduced after a fire-flowing and mistouching adjacent smoke exhaust fireproof valves.
The technical proposal is as follows: the building smoke exhaust monitoring device based on the Internet of things comprises an airflow monitoring unit, a gate monitoring unit, a main shell, a handle, a valve, a reset rod, a fuse, a right mounting module, a left mounting module and an Internet of things module; the upper part of the main shell of the smoke exhaust fireproof valve is provided with a handle; the valve is arranged in the middle of the inner part of the main shell; the upper part of the main shell is provided with a reset rod; the inner rear part of the main shell is provided with a fuse; the right side of the front part of the main shell is connected with a right part installation module; the left side of the front part of the main shell is connected with a left mounting module; the left side of the top of the main shell is connected with an Internet of things module; the upper parts of the right installation module and the left installation module are respectively connected with the Internet of things module through circuits; the bottom of the right installation module is connected with an airflow monitoring unit for monitoring the airflow velocity passing through the smoke exhaust fireproof valve; the bottom of the left installation module is connected with a gate monitoring unit for monitoring the closing state of the smoke exhaust fire damper gate and the corresponding environment.
Preferably, the air flow monitoring unit comprises a first fixing frame, a rotating speed sensor, fan blades, a second fixing frame, a first rotating shaft, a first shaft sleeve, a deflector rod, a support arm, an air deflector, an electric rotating shaft, a second shaft sleeve, a fireproof plate and a supporting rod; the bottom of the right installation module is connected with a first fixing frame through bolts; the lower part of the first fixing frame is connected with a rotation speed sensor; the rotating shaft component of the rotating speed sensor is fixedly connected with fan blades; the left side and the right side of the bottom of the right part installation module are respectively connected with a second fixing frame through bolts; the lower parts of the two second fixing frames are respectively connected with a first rotating shaft in a rotating way; the middle parts of the two first rotating shafts are fixedly connected with a first shaft sleeve respectively; the upper parts of the outer ring surfaces of the two first shaft sleeves are fixedly connected with a deflector rod respectively; the lower parts of the outer ring surfaces of the two first shaft sleeves are fixedly connected with a support arm respectively; the lower ends of the two support arms are respectively connected with an air deflector through bolts; the rear side of the bottom of the right installation module is connected with an electric rotating shaft; the middle part of the electric rotating shaft is fixedly connected with a second sleeve; the front part of the second sleeve is connected with a fireproof plate; the left side and the right side of the front end of the fireproof plate are fixedly connected with a supporting rod respectively; two supporting rods respectively lift one adjacent shifting rod.
Preferably, the two air deflectors are arc-shaped structures, and form a complete annular air guide channel after being mutually close to each other.
Preferably, both of the air deflectors are inclined with the rear side low and the front side high.
Preferably, the gate monitoring unit comprises a slideway, a trigger assembly and a fusing assembly; the rear side of the bottom of the left mounting module is fixedly connected with a slideway; the front part of the slideway is connected with a trigger assembly for monitoring the closing state of a smoke exhaust fireproof valve gate; the front part of the trigger assembly is connected with the left part installation module; the front part of the left mounting module is connected with a fusing component for monitoring the corresponding environment of the smoke exhaust fireproof valve gate; the front of the trigger assembly contacts the fuse assembly.
Preferably, the triggering component comprises a first sliding block, an elastic piece, a contact, a connecting rod, a second sliding block and a heat insulation pad; the front part of the slideway is connected with a first sliding block in a sliding way; an elastic piece is fixedly connected between the first sliding block and the slideway; the lower part of the first sliding block is fixedly connected with a contact; the front part of the contact is fixedly connected with a connecting rod; the middle side of the bottom of the left mounting module is connected with a second sliding block in a sliding way; the front part of the connecting rod is connected with a second sliding block; the lower part of the second sliding block is fixedly connected with a heat insulation pad; the second sliding block is connected with the fusing component; the upper portion of the insulation pad contacts the fuse assembly.
Preferably, the fusing component comprises a second rotating shaft, a third shaft sleeve, a torsion spring, a fixed block, a fixed plate and a fusing rope; the front side of the bottom of the left mounting module is rotationally connected with a second rotating shaft; a third shaft sleeve is fixedly connected to the middle part of the second rotating shaft; a torsion spring is fixedly connected between the left side and the right side of the third shaft sleeve and the left mounting module, and the torsion spring is sleeved on the outer surface of the second rotating shaft; the outer ring surface of the third shaft sleeve is fixedly connected with a fixed block; the lower part of the fixed block is fixedly connected with a fixed plate; the upper part of the heat insulation pad lifts the fixing plate; a fusing rope is fixedly connected between the second sliding block and the rear end of the fixed plate.
Preferably, the heat insulation pad is of a U-shaped structure, and wraps the bottom, the left side and the right side of the rear end of the fixing plate.
Preferably, the fusing rope is folded in a curved state over the heat insulation mat.
Preferably, the device also comprises an auxiliary reset unit, wherein the left part installation module is provided with the auxiliary reset unit, and the auxiliary reset unit comprises a first straight gear, a transverse moving part, a driving motor and a second straight gear; the right part of the fixed block is fixedly connected with a first straight gear; the left part installation module is internally connected with a transverse moving part; the moving part of the transverse moving part is fixedly connected with a driving motor; the output shaft of the driving motor is fixedly connected with a second spur gear.
The invention has the beneficial effects that: when the fuse of the smoke exhaust fireproof valve is triggered, after the adjacent smoke exhaust fireproof valve is touched by fire channeling errors, the smoke exhaust effect of the building is reduced; to this problem, this technical scheme has following advantage, is equipped with valve state monitoring part in the fire damper that discharges fume, and the velocity of flow monitoring part of air current, and whether the control fire damper that discharges fume has the mistake to touch the condition, in time will be opened by the manual fire damper that discharges fume of mistake touch through the thing networking notification staff to the mistake that is equipped with prevents touching the part, can guarantee to have certain volume of discharging fume by the fire damper that discharges fume of mistake touch.
Drawings
Fig. 1 is a schematic perspective view of a smoke emission monitoring device of the building;
FIG. 2 is a top view of the present building smoke emission monitoring device;
FIG. 3 is a partial cross-sectional view of the present building smoke evacuation monitoring device;
fig. 4 is a schematic view of a first perspective structure of an airflow monitoring unit of the smoke exhaust monitoring device of the building;
FIG. 5 is an enlarged view of the V region of the airflow monitoring unit of the present building smoke exhaust monitoring device;
FIG. 6 is a schematic view of a second perspective structure of an airflow monitor unit of the smoke exhaust monitor device of the present building;
fig. 7 is a schematic diagram of a three-dimensional structure of a gate monitoring unit of the smoke exhaust monitoring device of the building;
fig. 8 is a schematic view of a partial three-dimensional structure of a gate monitoring unit of the smoke exhaust monitoring device of the building;
FIG. 9 is a first partial operating state diagram of the present building smoke exhaust monitoring device;
FIG. 10 is a second partial operating state diagram of the present building smoke exhaust monitoring device;
FIG. 11 is a top view of an auxiliary reset unit of the present building smoke exhaust monitor;
fig. 12 is an enlarged view of the auxiliary reset unit H of the present building smoke exhaust monitor.
Reference numerals: 1-main housing, 2-handle, 3-valve, 4-reset lever, 5-fuse, 6-right installation module, 7-left installation module, 8-internet of things module, 101-first mount, 102-rotation speed sensor, 103-fan blade, 104-second mount, 105-first pivot, 106-first axle sleeve, 107-deflector rod, 108-support arm, 109-deflector plate, 110-electric pivot, 111-second axle sleeve, 112-fire protection plate, 113-deflector rod, 201-slide, 202-first slider, 203-elastic piece, 204-contact, 205-connecting rod, 206-second slider, 207-heat insulation pad, 208-second pivot, 209-third axle sleeve, 210-torsion spring, 211-fixed block, 212-fixed plate, 213-fusing rope, 301-first straight gear, 302-lateral movement piece, 303-drive motor, 304-second straight gear.
Detailed Description
The invention is further described below with reference to the drawings and the detailed description.
In any of the embodiments of the present invention, the elastic member 203 is a return spring, and the lateral moving member 302 is a motorized slider assembly.
Example 1
1-3, the building smoke exhaust monitoring device based on the Internet of things comprises an airflow monitoring unit, a gate monitoring unit, a main shell 1, a handle 2, a valve 3, a reset rod 4, a fuse 5, a right mounting module 6, a left mounting module 7 and an Internet of things module 8; the upper part of the main shell 1 is provided with a handle 2; the valve 3 is arranged in the middle of the inner part of the main shell 1; the upper part of the main shell 1 of the smoke exhaust fireproof valve is provided with a reset rod 4; the inner rear part of the main shell 1 is provided with a fuse 5; the right side of the front part of the main shell 1 is connected with a right mounting module 6; the left side of the front part of the main shell 1 is connected with a left mounting module 7; the left side of the top of the main shell 1 is connected with an internet of things module 8; the upper parts of the right installation module 6 and the left installation module 7 are respectively connected with the Internet of things module 8 through circuits; the bottom of the right installation module 6 is connected with an airflow monitoring unit; the bottom of the left mounting module 7 is connected with a gate monitoring unit.
As shown in fig. 4 to 6, the airflow monitoring unit includes a first fixing frame 101, a rotation speed sensor 102, fan blades 103, a second fixing frame 104, a first rotating shaft 105, a first shaft sleeve 106, a deflector 107, a support arm 108, an air deflector 109, an electric rotating shaft 110, a second shaft sleeve 111, a fireproof plate 112 and a supporting rod 113; the bottom of the right mounting module 6 is connected with a first fixing frame 101 through bolts; the lower part of the first fixing frame 101 is connected with a rotation speed sensor 102; the rotating shaft part of the rotating speed sensor 102 is fixedly connected with a fan blade 103; the left side and the right side of the bottom of the right part installation module 6 are respectively connected with a second fixing frame 104 through bolts; the lower parts of the two second fixing frames 104 are respectively connected with a first rotating shaft 105 in a rotating way; the middle parts of the two first rotating shafts 105 are fixedly connected with a first shaft sleeve 106 respectively; the upper parts of the outer ring surfaces of the two first shaft sleeves 106 are fixedly connected with a deflector rod 107 respectively; the lower parts of the outer ring surfaces of the two first shaft sleeves 106 are fixedly connected with a support arm 108 respectively; the lower ends of the two support arms 108 are respectively connected with an air deflector 109 through bolts; the rear side of the bottom of the right mounting module 6 is connected with an electric rotating shaft 110; a second sleeve 111 is fixedly connected to the middle part of the electric rotating shaft 110; a fireproof plate 112 is connected to the front part of the second sleeve 111; the left and right sides of the front end of the fireproof plate 112 are fixedly connected with a supporting rod 113 respectively; two supporting rods 113 respectively lift one adjacent shifting rod 107; the two air deflectors 109 are arc-shaped structures and form a complete annular air guide channel after being mutually close; both air deflectors 109 are inclined with their rear sides low and their front sides high.
As shown in fig. 7-8, the gate monitoring unit includes a chute 201, a trigger assembly, and a fuse assembly; the rear side of the bottom of the left mounting module 7 is fixedly connected with a slideway 201; the front part of the slideway 201 is connected with a trigger component; the front part of the trigger component is connected with a left mounting module 7; the front part of the left mounting module 7 is connected with a fusing component; the front of the trigger assembly contacts the fuse assembly.
As shown in fig. 7-8, the trigger assembly includes a first slider 202, an elastic member 203, a contact 204, a connecting rod 205, a second slider 206, and a heat insulation pad 207; the front part of the slideway 201 is connected with a first sliding block 202 in a sliding way; an elastic piece 203 is fixedly connected between the first sliding block 202 and the slideway 201; the lower part of the first sliding block 202 is fixedly connected with a contact 204; a connecting rod 205 is fixedly connected to the front part of the contact 204; the middle side of the bottom of the left mounting module 7 is connected with a second sliding block 206 in a sliding way; the front part of the connecting rod 205 is connected with a second sliding block 206; a heat insulation pad 207 is fixedly connected to the lower part of the second sliding block 206; the second slider 206 is connected to the fuse assembly; an upper portion of the insulation pad 207 contacts the fuse assembly.
As shown in fig. 7 to 8, the fusing assembly includes a second rotation shaft 208, a third sleeve 209, a torsion spring 210, a fixing block 211, a fixing plate 212, and a fusing rope 213; the front side of the bottom of the left mounting module 7 is rotatably connected with a second rotating shaft 208; a third shaft sleeve 209 is fixedly connected to the middle part of the second rotating shaft 208; a torsion spring 210 is fixedly connected between the left side and the right side of the third shaft sleeve 209 and the left mounting module 7, and the torsion spring 210 is sleeved on the outer surface of the second rotating shaft 208; the outer ring surface of the third shaft sleeve 209 is fixedly connected with a fixed block 211; a fixing plate 212 is fixedly connected to the lower part of the fixing block 211; the upper part of the heat insulation pad 207 lifts the fixing plate 212; a fusing rope 213 is fixedly connected between the second sliding block 206 and the rear end of the fixed plate 212; the heat insulation pad 207 has a U-shaped structure and wraps the bottom and the left and right sides of the rear end of the fixing plate 212; the fusing rope 213 is folded in a bent state over the heat insulation pad 207.
When the temperature around the fuse 5 on the smoke exhaust fire damper reaches 280 ℃ and above, the fuse 5 is triggered, the handle 2 and the valve 3 on the smoke exhaust fire damper rotate clockwise in a overlook angle, when the valve 3 rotates to be in contact with the contact 204, the rotating valve 3 pushes the contact 204 to drive the first slide block 202 and the elastic piece 203 to stretch backwards along the slideway 201, meanwhile, the contact 204 drives the second slide block 206 and the heat insulation pad 207 through the connecting rod 205 to move backwards along the left mounting module 7, so that the heat insulation pad 207 leaves the fixed plate 212, and simultaneously, the torsion spring 210 in an initial torsion state drives the third sleeve 209 and the fixed plate 212 to overturn downwards, as shown in fig. 10, when the second slide block 206 and the fixed plate 212 in a downward overturn state lead the fusing rope 213 to be straightened, the second slide block 206 and the first slide block 202 stop moving, as shown in fig. 9, the valve 3 on the smoke exhaust fire damper is in an incompletely closed state, and a certain amount of smoke exhaust fire damper is ensured.
When the fuse 5 is triggered, the electric rotating shaft 110 drives the second shaft sleeve 111, the fireproof plate 112 and the supporting rod 113 to turn downwards to be in an inclined state, the supporting rod 113 leaves the deflector rod 107, and simultaneously, the supporting arm 108 and the air deflector 109 drive the first rotating shaft 105 and the first shaft sleeve 106 to turn downwards under the influence of gravity, so that the left air deflector 109 and the right air deflector 109 are attached to each other and form a complete annular air guide channel, the fan blades 103 are wrapped by the air guide channels in an inclined state with low rear side and high front side, the fireproof plate 112 in the inclined state is blocked at the rear parts of the fan blades 103, high-temperature flames are prevented from damaging the rotating speed sensor 102 and the fan blades 103, after the valve 3 on the smoke exhaust fireproof valve rotates to be in an incompletely closed state, air flowing forwards in the smoke exhaust fireproof valve passes through the fan blades 103 from the rear side of the annular air guide channel and drives the fan blades 103 to rotate, and meanwhile, the speed sensor 102 monitors the flow speed of air flow so as to judge the smoke exhaust state of the smoke exhaust fireproof valve.
After the valve 3 on the smoke exhaust fire damper is rotated to be in an incompletely closed state, if the fusing rope 213 is not fused, the smoke exhaust fire damper is described as being touched by a fire channeling error from the adjacent smoke exhaust fire damper, the smoke exhaust state of the smoke exhaust fire damper and the closing state of the smoke exhaust fire damper are notified to a worker by the internet of things module 8 through the internet of things, and the smoke exhaust fire damper touched by the fire channeling error is manually opened in time.
After the valve 3 on the smoke exhaust fire prevention valve rotates to be in an incompletely closed state, if the fusing rope 213 is fused, the first sliding block 202 and the elastic piece 203 which lose the traction force of the fusing rope 213 are pulled backwards by the valve 3 which continues to rotate, so that the valve 3 on the smoke exhaust fire prevention valve rotates to be in a closed state, a fire isolating effect is achieved, at the moment, a smoke exhaust gap is still reserved between the valve 3 in the smoke exhaust fire prevention valve and the main shell 1, the flow speed of air flow is monitored by the rotating speed sensor 102, so that the smoke exhaust state of the smoke exhaust fire prevention valve is judged, meanwhile, the right installation module 6 and the left installation module 7 are collected, and the smoke exhaust state of the smoke exhaust fire prevention valve and the closed state of the smoke exhaust fire prevention valve are notified to workers through the Internet of things by the Internet of things module 8.
Example 2
As shown in fig. 1-3 and fig. 11-12, on the basis of embodiment 1, an auxiliary reset unit is further included, and an auxiliary reset unit is disposed in the left mounting module 7, and includes a first spur gear 301, a lateral moving member 302, a driving motor 303, and a second spur gear 304; the right part of the fixed block 211 is fixedly connected with a first straight gear 301; the left mounting module 7 is internally connected with a transverse moving member 302; a driving motor 303 is fixedly connected to the moving part of the transverse moving member 302; the output shaft of the driving motor 303 is fixedly connected with a second spur gear 304.
If the smoke exhaust fire prevention valve is identified as a false touch state, a worker drives the valve 3 to reversely rotate and reset by pulling the reset rod 4 and pulling the handle 2, so that the valve 3 on the smoke exhaust fire prevention valve is opened again, the valve 3 leaves the contact 204, the stretched elastic piece 203 drives the second slide block 206 and the first slide block 202 to reversely reset, meanwhile, the moving part of the transverse moving piece 302 drives the driving motor 303 to move leftwards, so that the first spur gear 301 is meshed with the second spur gear 304, the output shaft of the driving motor 303 drives the second spur gear 304 to rotate, the second spur gear 304 is meshed with the first spur gear 301 to drive the torsion spring 210 and the fixed block 211 to reversely twist, the fixed plate 212 and the fusing rope 213 are reset upwards, the second slide block 206 drives the heat insulation pad 207 to lift the fixed plate 212 again, and finally the moving part of the transverse moving piece 302 drives the driving motor 303 to move rightwards and reset, so that the second spur gear 304 leaves the first spur gear 301.
While the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made therein without departing from the spirit and scope of the invention as defined in the following claims. Accordingly, the detailed description of the disclosed embodiments is to be taken only by way of illustration and not by way of limitation, and the scope of protection is defined by the content of the claims.
Claims (6)
1. The building smoke exhaust monitoring device based on the Internet of things comprises a main shell (1), a handle (2), a valve (3), a reset rod (4), a fuse (5), a right installation module (6), a left installation module (7) and an Internet of things module (8); the upper part of a main shell (1) of the smoke exhaust fireproof valve is provided with a handle (2); the valve (3) is arranged in the middle of the inner part of the main shell (1); the upper part of the main shell (1) is provided with a reset rod (4); the inner rear part of the main shell (1) is provided with a fuse (5); the right side of the front part of the main shell (1) is connected with a right installation module (6); the left side of the front part of the main shell (1) is connected with a left installation module (7); the left side of the top of the main shell (1) is connected with an Internet of things module (8); the upper parts of the right installation module (6) and the left installation module (7) are respectively connected with the Internet of things module (8) through circuits; the method is characterized in that: the system also comprises an air flow monitoring unit and a gate monitoring unit; the bottom of the right installation module (6) is connected with an airflow monitoring unit for monitoring the airflow velocity passing through the smoke exhaust fireproof valve; the bottom of the left mounting module (7) is connected with a gate monitoring unit for monitoring the closing state of a smoke exhaust fireproof valve gate and the corresponding environment;
the air flow monitoring unit comprises a first fixing frame (101), a rotating speed sensor (102), fan blades (103), a second fixing frame (104), a first rotating shaft (105), a first shaft sleeve (106), a deflector rod (107), a support arm (108), an air deflector plate (109), an electric rotating shaft (110), a second shaft sleeve (111), a fireproof plate (112) and a supporting rod (113); the bottom of the right part installation module (6) is connected with a first fixing frame (101) through bolts; the lower part of the first fixing frame (101) is connected with a rotating speed sensor (102); the rotating shaft part of the rotating speed sensor (102) is fixedly connected with a fan blade (103); the left side and the right side of the bottom of the right part installation module (6) are respectively connected with a second fixing frame (104) through bolts; the lower parts of the two second fixing frames (104) are respectively connected with a first rotating shaft (105) in a rotating way; the middle parts of the two first rotating shafts (105) are fixedly connected with a first shaft sleeve (106) respectively; the upper parts of the outer ring surfaces of the two first shaft sleeves (106) are fixedly connected with a deflector rod (107) respectively; the lower parts of the outer ring surfaces of the two first shaft sleeves (106) are fixedly connected with a support arm (108) respectively; the lower ends of the two support arms (108) are respectively connected with an air deflector (109) through bolts; the rear side of the bottom of the right installation module (6) is connected with an electric rotating shaft (110); the middle part of the electric rotating shaft (110) is fixedly connected with a second sleeve (111); the front part of the second sleeve (111) is connected with a fireproof plate (112); the left side and the right side of the front end of the fireproof plate (112) are fixedly connected with a stay bar (113); two supporting rods (113) respectively lift one adjacent deflector rod (107);
the gate monitoring unit comprises a slideway (201), a trigger component and a fusing component; the rear side of the bottom of the left mounting module (7) is fixedly connected with a slideway (201); the front part of the slideway (201) is connected with a trigger component for monitoring the closing state of a smoke exhaust fire prevention valve gate; the front part of the triggering component is connected with a left mounting module (7); the front part of the left mounting module (7) is connected with a fusing component for monitoring the corresponding environment of the smoke exhaust fireproof valve gate; the front part of the triggering component contacts with the fusing component;
the trigger assembly comprises a first sliding block (202), an elastic piece (203), a contact (204), a connecting rod (205), a second sliding block (206) and a heat insulation pad (207); the front part of the slideway (201) is connected with a first sliding block (202) in a sliding way; an elastic piece (203) is fixedly connected between the first sliding block (202) and the slideway (201); the lower part of the first sliding block (202) is fixedly connected with a contact (204); a connecting rod (205) is fixedly connected to the front part of the contact (204); the middle side of the bottom of the left part installation module (7) is connected with a second sliding block (206) in a sliding way; the front part of the connecting rod (205) is connected with a second sliding block (206); the lower part of the second sliding block (206) is fixedly connected with a heat insulation pad (207); the second sliding block (206) is connected with the fusing component; the upper part of the heat insulation pad (207) contacts with the fusing component;
the fusing assembly comprises a second rotating shaft (208), a third shaft sleeve (209), a torsion spring (210), a fixed block (211), a fixed plate (212) and a fusing rope (213); the front side of the bottom of the left mounting module (7) is rotatably connected with a second rotating shaft (208); a third shaft sleeve (209) is fixedly connected to the middle part of the second rotating shaft (208); a torsion spring (210) is fixedly connected between the left side and the right side of the third shaft sleeve (209) and the left mounting module (7), and the torsion spring (210) is sleeved on the outer surface of the second rotating shaft (208); the outer ring surface of the third shaft sleeve (209) is fixedly connected with a fixed block (211); a fixed plate (212) is fixedly connected to the lower part of the fixed block (211); a fixing plate (212) is lifted up by the upper part of the heat insulation pad (207); a fusing rope (213) is fixedly connected between the second sliding block (206) and the rear end of the fixed plate (212).
2. The building smoke exhaust monitoring device based on the internet of things according to claim 1, wherein: the two air deflectors (109) are arc-shaped structures and form a complete annular air guide channel after being mutually close to each other.
3. The building smoke exhaust monitoring device based on the internet of things according to claim 2, wherein: both air deflectors (109) are inclined with their rear sides low and their front sides high.
4. The building smoke exhaust monitoring device based on the internet of things according to claim 3, wherein: the heat insulation pad (207) is of a U-shaped structure, and wraps the bottom, the left side and the right side of the rear end of the fixing plate (212).
5. The building smoke exhaust monitoring device based on the internet of things according to claim 4, wherein: the fusing rope (213) is folded over the heat insulation pad (207) in a bent state.
6. The building smoke exhaust monitoring device based on the internet of things according to claim 5, wherein: the device also comprises an auxiliary reset unit, wherein the left part installation module (7) is internally provided with the auxiliary reset unit, and the auxiliary reset unit comprises a first straight gear (301), a transverse moving piece (302), a driving motor (303) and a second straight gear (304); the right part of the fixed block (211) is fixedly connected with a first straight gear (301); the left part installation module (7) is internally connected with a transverse moving piece (302); a driving motor (303) is fixedly connected with a moving part of the transverse moving part (302); an output shaft of the driving motor (303) is fixedly connected with a second spur gear (304).
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