CN116181916A

CN116181916A - Smoke exhaust fire damper convenient to install

Info

Publication number: CN116181916A
Application number: CN202310474278.1A
Authority: CN
Inventors: 于天浩; 张淳皓; 朱庆灵
Original assignee: Jiangsu Huayang Xinsilu Energy Equipment Co ltd
Current assignee: Jiangsu Huayang Xinsilu Energy Equipment Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-05-30
Anticipated expiration: 2043-04-28
Also published as: CN116181916B

Abstract

The invention discloses a smoke exhaust fireproof valve convenient to install, which belongs to the technical field of valve body manufacturing and comprises a shell, wherein connecting pipes communicated with the inside of the shell are fixedly arranged on two opposite surfaces of the shell, the connecting pipes are connected with a pipeline through connecting components, the connecting components are used for installing a fireproof valve on the pipeline, a temperature sensor is arranged at the top of the shell and is electrically connected with a response component positioned in the shell, two baffle plates are rotatably connected in the shell, the response component is used for driving the two baffle plates to rotate, the response component locks the rotated baffle plates, and a pressure release channel is also arranged in the shell and is used for timely releasing pressure to prevent explosion accidents.

Description

Smoke exhaust fire damper convenient to install

Technical Field

The invention relates to the technical field of valve body manufacturing, in particular to a smoke exhaust fireproof valve convenient to install.

Background

And when the smoke reaches 280 ℃, the personnel are evacuated, and the valve is automatically closed to avoid fire spreading. The fire damper that discharges fume that uses should install on the horizontal pipe section of perpendicular tuber pipe and every layer of horizontal tuber pipe junction department, because of the pipeline can exist the deformation, causes the installation comparatively complicated, can't reach the standard.

The Chinese patent application with publication number of CN108518489B discloses a fire control fire damper that discharges fume for convenient to installation, relates to fire damper technical field that discharges fume, and the device includes installation casing and adjustable mounting panel. The adjustable mounting plate is installed at the upper and lower both ends of installation casing, and adjustable mounting plate and installation casing carry out fixed connection through the welding mode.

The defects of the prior art scheme are that: in the scheme, the caliber of the smoke exhaust fireproof valve can be adjusted to be consistent with that of the existing smoke exhaust pipeline by adjusting the relative positions of the inner telescopic plate and the outer telescopic plate sleeve, and then the smoke exhaust fireproof valve is installed; and for the smoke exhaust fire prevention valve, manual resetting is needed after the smoke exhaust fire prevention valve is usually used, so that the operation is dangerous.

Disclosure of Invention

The invention aims to provide the smoke exhaust fireproof valve which is convenient to install, has fireproof and smoke exhaust functions and is high in safety coefficient.

Aiming at the technical problems, the invention adopts the following technical scheme: the utility model provides a fire damper discharges fume convenient to installation, includes the casing, the casing relative two face on all fixedly be provided with the connecting pipe with the inside intercommunication of casing, the connecting pipe pass through coupling assembling and pipe connection, coupling assembling is used for realizing installing the fire damper on the pipeline, the top of casing be provided with temperature sensor, temperature sensor be connected with the response subassembly electricity that is located the casing inside, the inside rotation of casing be connected with two baffle plates, response subassembly be used for driving two baffle plates and rotate, response subassembly locks the baffle plate after rotating simultaneously, the casing inside still be provided with the pressure release passageway, the pressure release passageway is used for in time releasing pressure, the emergence of preventing explosion accident.

Further, coupling assembling include coaxial fixed mounting collar on the connecting pipe, the collar on threaded connection have two positioning bolt, positioning bolt's axis and the radial direction coincidence of collar, positioning bolt be used for realizing the location of pipeline, the collar on slidable mounting have the slide bar, the slide bar be located the inside one end fixed mounting of collar and have the briquetting, briquetting and the first end fixed connection of bandage, the briquetting on rotate and install second hold-down bolt, the part that second hold-down bolt and briquetting are connected be the optical axis, second hold-down bolt and the annular formation screw-thread fit of installation.

Further, the collar on be provided with the spout, the inside slidable mounting of spout have a compression bolt, the inside slidable mounting of collar have the carriage, carriage and first compression bolt rotate to be connected, the part that first compression bolt and carriage are connected set up to the optical axis, the inside slidable mounting of carriage have the clamp plate, clamp plate and first compression bolt form screw-thread fit, the lower extreme of clamp plate and the other end fixed connection of bandage.

Further, the below of casing be provided with the bottom plate, the inside position fixed mounting that is close to the bottom plate of casing have the mounting panel, the top of casing be provided with the roof, the roof on fixed mounting have the upper cover, upper cover and roof between be provided with response subassembly, the intermediate position fixed mounting between mounting panel and the roof have the fixed plate, fixed plate and two lateral walls of casing between rotate respectively and install a baffle, the pivot of baffle rotate respectively and install on mounting panel and roof, the upper and lower both sides of the pivot of baffle be connected with the pivot through first square shaft respectively, two pivots that are located mounting panel below and roof top link together through the connecting plate respectively, the connecting plate on fixed mounting have first guide bar, mounting panel lower surface and roof upper surface fixed mounting have first guide bar respectively, first guide bar slidable mounting on first guide bar, first guide bar and connecting plate between be provided with first coaxial spring of first guide bar.

Further, mounting panel lower surface and roof upper surface fixed mounting respectively have two first fixed frame, first square shaft set up inside first fixed frame, the pivot that is located the roof top passes through key and gear fixed connection, two the gear respectively with rack on tooth profile structure meshing, rack on tooth profile structure all set up the same side at the gear axis, rack on tooth profile quantity be the quarter of gear number, rack fixed mounting on the movable end of electric jar, electric jar fixed mounting on the roof.

Further, fixed plate and shells inner wall on all rotate and install the revolving plate, the revolving plate constitute by two mutually perpendicular platy structure fixed mounting on the jackshaft, the upper end of jackshaft passes roof and second square shaft fixed connection, the second square shaft sets up inside the second fixed frame, second fixed frame fixed mounting is on the roof, the inside slidable mounting that still has of second fixed frame have the slip frame, two the slip frame on all rotate the first end of installing the connecting rod, the second end of connecting rod rotate and install on the slider, slider slidable mounting on the roof, the sliding track of slider and rack be on same straight line, the roof on still fixed mounting have the second deflector, the slider on fixed mounting have the second guide bar, second guide bar slidable mounting on the second deflector, second deflector and slider between be provided with the coaxial second spring of second guide bar.

Further, the pressure relief channels are arranged on the two sides of the fixed plate and the two inner walls of the shell, the pressure relief channels penetrate through the fixed plate and the inside of the shell, a baffle is arranged between the air inlet and the air outlet of the pressure relief channels, and the baffle is fixedly arranged on the fixed plate or the shell.

Compared with the prior art, the invention has the beneficial effects that: (1) The connecting component provided by the invention realizes the positioning and the installation of the connecting pipe on the pipeline and the shell by arranging the three bolts, and simultaneously, the binding belt winding at the connecting part of the pipeline is automatically realized, so that the aim of quick installation is realized; (2) The response assembly provided by the invention can automatically drive the baffle plate to rotate and then lock the baffle plate, so that stable blocking is ensured, and meanwhile, the rotating plate is locked under the action of the response assembly, so that the baffle plate is limited; (3) The pressure relief channel provided by the invention automatically relieves pressure under the condition of overlarge pressure in the shell, so that explosion accidents are prevented, and the safety coefficient is greatly improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is an enlarged partial schematic view at a in fig. 1.

Fig. 3 is a schematic diagram of the overall structure of the present invention.

FIG. 4 is a schematic view of the overall structure of the present invention with the seal ring removed.

Fig. 5 is a partially enlarged schematic view at B in fig. 4.

FIG. 6 is a schematic view of the overall structure of the present invention with the seal ring and mounting ring removed.

Fig. 7 is an enlarged partial schematic view at C in fig. 6.

Fig. 8 is a schematic view of the structure of the present invention with the housing removed (first view angle).

Fig. 9 is a schematic view (from top view) of the present invention with the housing removed.

Fig. 10 is a schematic view of the structure of the present invention with the housing removed (second view angle).

Fig. 11 is a schematic view of the internal part of the housing according to the present invention.

Fig. 12 is a schematic diagram of the internal part of the housing according to the present invention.

Fig. 13 is a partially enlarged schematic view of fig. 12 at D.

Fig. 14 is a schematic view of the internal part of the housing according to the present invention.

Fig. 15 is a schematic view of the inner part of the housing according to the present invention.

Fig. 16 is a schematic view showing the internal structure of the housing according to the present invention.

Fig. 17 is a schematic diagram of a pressure relief channel structure according to the present invention.

Reference numerals: 1-a pipeline; 2-connecting pipes; 3-a housing; 4-upper cover; 5-a temperature sensor; 6-mounting ring; 7-a sealing ring; 8-positioning bolts; 9-sliding grooves; 10-a first compression bolt; 11-a carriage; 12-pressing plates; 13-a second hold-down bolt; 14-sliding bar; 15-briquetting; 16-a bottom plate; 17-a mounting plate; 18-a baffle; 19-top plate; 20-baffle plate; 21-a fixed plate; 22-electric cylinder; 23-rack; 24-gear; 25-a first guide plate; 26-a first guide bar; 27-a first spring; 28-connecting plates; 29-a first fixed frame; 30-rotating shaft; 31-a first square shaft; 32-rotating plates; 33-pressure relief channels; 34-a second fixed frame; 35-a second square shaft; 36-sliding frame; 37-connecting rod; 38-a slider; 39-a second guide bar; 40-a second spring; 41-a second guide plate; 42-straps.

Detailed Description

The following describes the embodiments of the present invention further with reference to the drawings.

Examples: referring to fig. 1-17, a smoke exhaust fire prevention valve convenient to installation, including casing 3, all fixed being provided with on the two opposite faces of casing 3 with casing 3 inside intercommunication's connecting pipe 2, connecting pipe 2 is connected with pipeline 1 through coupling assembling, coupling assembling is used for realizing installing the fire prevention valve on pipeline 1, the top of casing 3 is provided with temperature sensor 5, temperature sensor 5 is connected with the response subassembly electricity that is located casing 3 inside, casing 3's inside rotates and is connected with two baffle plates 20, response subassembly is used for driving two baffle plates 20 rotation, response subassembly locks the baffle plate 20 after rotating simultaneously, casing 3 inside still is provided with pressure release passageway 33, pressure release passageway 33 is used for in time releasing pressure, prevent the emergence of explosion accident.

As shown in fig. 1-7, the connecting assembly comprises a mounting ring 6 coaxially and fixedly mounted on the connecting pipe 2, two positioning bolts 8 are connected to the mounting ring 6 in a threaded manner, the axes of the positioning bolts 8 coincide with the radial direction of the mounting ring 6, the positioning bolts 8 are used for positioning the pipeline 1, a sliding rod 14 is slidably mounted on the mounting ring 6, a pressing block 15 is fixedly mounted at one end of the sliding rod 14 positioned inside the mounting ring 6, the pressing block 15 is fixedly connected with a first end of a binding belt 42, a second pressing bolt 13 is rotatably mounted on the pressing block 15, the connecting part of the second pressing bolt 13 and the pressing block 15 is an optical axis, and the second pressing bolt 13 and the mounting ring 6 form threaded fit.

As shown in fig. 1 to 7, a chute 9 is provided on the mounting ring 6, a first compression bolt 10 is slidably mounted in the chute 9, the first compression bolt 10 penetrates through the sealing ring 7, the sealing ring 7 is rotatably mounted on the outer side of the mounting ring 6, the sealing ring 7 is used for sealing the chute 9, a sliding frame 11 is slidably mounted in the mounting ring 6, the sliding frame 11 is rotatably connected with the first compression bolt 10, the portion, connected with the sliding frame 11, of the first compression bolt 10 is set as an optical axis, a pressing plate 12 is slidably mounted in the sliding frame 11, the pressing plate 12 and the first compression bolt 10 form threaded fit, and the lower end of the pressing plate 12 is fixedly connected with the other end of the binding band 42.

As shown in fig. 8 and 9, a bottom plate 16 is arranged below the casing 3, a mounting plate 17 is fixedly mounted at a position, close to the bottom plate 16, inside the casing 3, a top plate 19 is arranged above the casing 3, an upper cover 4 is fixedly mounted on the top plate 19, a response component is arranged between the upper cover 4 and the top plate 19, a fixed plate 21 is fixedly mounted at a middle position between the mounting plate 17 and the top plate 19, a baffle plate 20 is rotatably mounted between the fixed plate 21 and two side walls of the casing 3 respectively, rotating shafts of the baffle plate 20 are rotatably mounted on the mounting plate 17 and the top plate 19 respectively, rotating shafts 30 are connected to the upper side and the lower side of the rotating shafts of the baffle plate 20 respectively through first shafts 31, two rotating shafts 30 positioned below the mounting plate 17 and above the top plate 19 are connected together through connecting plates 28 respectively, first guide rods 26 are fixedly mounted on the connecting plates 28, first guide plates 25 are slidably mounted on the lower surfaces of the mounting plate 17 and the upper surfaces of the top plate 19 respectively, and first springs 27 coaxial with the first guide rods 26 are arranged between the first guide plates 25 and the connecting plates 28.

As shown in fig. 8-17, two first fixed frames 29 are fixedly installed on the lower surface of the mounting plate 17 and the upper surface of the top plate 19 respectively, a first square shaft 31 is arranged inside the first fixed frames 29, a rotating shaft 30 above the top plate 19 is fixedly connected with the gears 24 through keys, the two gears 24 are respectively meshed with tooth-shaped structures on the racks 23, the tooth-shaped structures on the racks 23 are all arranged on the same side of the axis of the gears 24, the tooth-shaped number on the racks 23 is one fourth of the tooth number of the gears 24, the racks 23 are fixedly installed on the movable ends of the electric cylinders 22, and the electric cylinders 22 are fixedly installed on the top plate 19.

As shown in fig. 8 to 17, the fixed plate 21 and the inner wall of the housing 3 are both rotatably mounted with the rotating plate 32, the rotating plate 32 is formed by fixedly mounting two mutually perpendicular plate structures on an intermediate shaft, the upper end of the intermediate shaft passes through the top plate 19 and is fixedly connected with the second square shaft 35, the second square shaft 35 is arranged inside the second fixed frame 34, the second fixed frame 34 is fixedly mounted on the top plate 19, the second fixed frame 34 is also slidably mounted with the sliding frame 36 inside, the first ends of the connecting rods 37 are rotatably mounted on the two sliding frames 36, the second ends of the connecting rods 37 are rotatably mounted on the sliding blocks 38, the sliding blocks 38 are slidably mounted on the top plate 19, the sliding track of the sliding blocks 38 and the sliding track of the rack frame 23 are in the same straight line, the second guide plate 41 is fixedly mounted on the top plate 19, the second guide rod 39 is slidably mounted on the second guide plate 41, and the second spring 40 coaxial with the second guide rod 39 is arranged between the second guide plate 41 and the sliding blocks 38.

As shown in fig. 8-17, pressure release channels 33 are arranged on both sides of the fixed plate 21 and both inner walls of the housing 3, the pressure release channels 33 penetrate through the fixed plate 21 and the housing 3, a baffle 18 is arranged between an air inlet and an air outlet of the pressure release channels 33, and the baffle 18 is fixedly arranged on the fixed plate 21 or the housing 3.

The invention discloses a smoke exhaust fireproof valve convenient to install, which has the working principle that: during installation, the pipeline 1 is inserted into the connecting pipe 2, the two positioning bolts 8 are rotated, the pipeline 1 is fixed to a position coaxial with the connecting pipe 2, the second compression bolt 13 is rotated, the second compression bolt 13 drives the pressing block 15 to press downwards in the axial direction of the mounting ring 6, the first end of the binding band 42 is pressed at the end part of the connecting pipe 2 and the pipeline 1, then the first compression bolt 10 is stirred, the first compression bolt 10 slides in the sliding groove 9, the binding band 42 is straightened, the first compression bolt 10 is rotated, the first compression bolt 10 slides in the sliding frame 11 through the driving of the pressing plate 12 in a threaded fit manner, the second end of the binding band 42 is compressed, and therefore the sealing of the joint of the pipeline 1 and the connecting pipe 2 is achieved.

When a fire disaster occurs, the temperature sensor 5 detects the change of temperature, the electric cylinder 22 is started, the movable end of the electric cylinder 22 stretches out, the rack 23 is driven to slide on the top plate 19, two gears 24 are driven to rotate ninety degrees in the sliding process of the rack 23, the gears 24 drive the baffle plate 20 to rotate through the rotating shaft 30 and the first square shaft 31, the baffle plate 20 is parallel to the fixed plate 21 in the initial state, the baffle plate 20 is vertically arranged with the fixed plate 21 after ninety degrees of rotation, the first fixed frame 29 comprises a circular tube and two parts of a linear rail, the first square shaft 31 is transformed to a position matched with the linear rail in the first fixed frame 29 after ninety degrees of rotation, the first spring 27 is in an elongated state in the initial state, the movable end of the electric cylinder 22 is continuously pushed out, at the moment, teeth on the rack 23 are not meshed with the gears 24, the purpose of preventing the rack 23 from limiting the sliding of the gears 24, the first square shaft 31 slides into the linear rail on the first fixed frame 29 under the restoring force of the first spring 27, the first square shaft 31 is arranged on the linear rail on the first fixed frame 29, the first fixed frame 29 is prevented from rotating, and the first square shaft 31 is prevented from rotating on the first fixed frame 29, and the baffle plate 20 is prevented from being stably positioned on one side of the baffle plate 20 is prevented from being stably rotating.

The baffle plate 20 rotates and simultaneously rotates the rotating plate 32, the purpose of arranging the rotating plate 32 is to ensure that the inside of the shell 3 is completely blocked, the rotating plate 32 and the second square shaft 35 can be driven to rotate ninety degrees in the process of ninety degrees of rotation of the baffle plate 20, at the moment, the second square shaft 35 is matched with the inner shape of the sliding frame 36, the sliding frame 23 slides and simultaneously pushes the sliding block 38 to slide, the sliding block 38 drives the sliding frame 36 to slide in the second fixed frame 34 through the connecting rod 37, the second square shaft 35 is locked, at the moment, the limit of the baffle plate 20 is realized, when the temperature of gas in the shell 3 is too high, the baffle plate 20 slides towards the direction close to the baffle plate 18 under the pushing of the air flow, the limit is realized by the connecting plate 28, the first spring 27 is compressed, at the moment, the air flow passes through the air inlet and the air outlet of the pressure release channel 33, and explosion accidents are prevented.

Claims

1. A fire prevention valve discharges fume convenient to installation, its characterized in that: including casing (3), casing (3) relative two face on all fixed connecting pipe (2) that are provided with casing (3) inside intercommunication, connecting pipe (2) be connected with pipeline (1) through coupling assembling, coupling assembling is used for realizing installing the fire damper on pipeline (1), the top of casing (3) be provided with temperature sensor (5), temperature sensor (5) be connected with the response subassembly electricity that is located casing (3) inside, the inside rotation of casing (3) be connected with two baffle (20), response subassembly be used for driving two baffle (20) and rotate, response subassembly locks baffle (20) after rotating simultaneously, casing (3) inside still be provided with pressure release passageway (33), pressure release passageway (33) are used for in time, prevent the emergence of explosion accident.

2. The smoke evacuation and fire barrier of claim 1 wherein: coupling assembling include collar (6) of coaxial fixed mounting on connecting pipe (2), collar (6) on threaded connection have two positioning bolt (8), the axis of positioning bolt (8) and the radial direction coincidence of collar (6), positioning bolt (8) be used for realizing the location of pipeline (1), collar (6) on slidable mounting have slide bar (14), slide bar (14) be located the inside one end fixed mounting of collar (6) briquetting (15), briquetting (15) and the first end fixed connection of bandage (42), briquetting (15) on rotate and install second clamp bolt (13), the part that second clamp bolt (13) are connected with briquetting (15) be the optical axis, second clamp bolt (13) and collar (6) form screw-thread fit.

3. The smoke evacuation and fire barrier of claim 2 wherein: the mounting ring (6) on be provided with spout (9), spout (9) inside slidable mounting have first hold-down bolt (10), the inside slidable mounting of mounting ring (6) have carriage (11), carriage (11) rotate with first hold-down bolt (10) and be connected, the part that first hold-down bolt (10) are connected with carriage (11) set up to the optical axis, carriage (11) inside slidable mounting have clamp plate (12), clamp plate (12) and first hold-down bolt (10) form screw-thread fit, the lower extreme of clamp plate (12) and the other end fixed connection of bandage (42).

4. The smoke evacuation and fire barrier of claim 1 wherein: the lower part of the shell (3) is provided with a bottom plate (16), a mounting plate (17) is fixedly arranged at a position, close to the bottom plate (16), inside the shell (3), a top plate (19) is arranged above the shell (3), an upper cover (4) is fixedly arranged on the top plate (19), a response component is arranged between the upper cover (4) and the top plate (19), a fixed plate (21) is fixedly arranged at the middle position between the mounting plate (17) and the top plate (19), a baffle plate (20) is respectively and rotatably arranged between the fixed plate (21) and two side walls of the shell (3), rotating shafts of the baffle plate (20) are respectively and rotatably arranged on the mounting plate (17) and the top plate (19), rotating shafts (30) are respectively connected to the upper side and the lower side of the rotating shafts of the baffle plate (20) through first shafts (31), two rotating shafts (30) positioned below the mounting plate (17) and above the top plate (19) are respectively connected together through connecting plates (28), a guide rod (26) is fixedly arranged on the first guide rod (26) and a guide rod (25) is fixedly arranged on the first guide rod (25) and the first guide rod (25) is respectively arranged on the surface of the first guide rod (25), a first spring (27) coaxial with the first guide rod (26) is arranged between the first guide plate (25) and the connecting plate (28).

5. The smoke evacuation and fire barrier of claim 4 wherein: the utility model provides a mounting panel (17) lower surface and roof (19) upper surface fixed mounting respectively have two first fixed frame (29), first square axle (31) set up inside first fixed frame (29), pivot (30) that are located roof (19) top pass through key and gear (24) fixed connection, two gear (24) respectively with rack (23) on tooth profile structure meshing, rack (23) on tooth profile structure all set up the same side of gear (24) axis, rack (23) on tooth profile quantity be the quarter of gear (24) tooth number, rack (23) fixed mounting on the movable end of electric jar (22), electric jar (22) fixed mounting on roof (19).

6. The smoke evacuation and fire barrier of claim 5 wherein: the fixed plate (21) and the inner wall of the shell (3) are both rotationally provided with the rotating plate (32), the rotating plate (32) is formed by fixedly installing two mutually perpendicular plate-shaped structures on an intermediate shaft, the upper end of the intermediate shaft penetrates through a top plate (19) and is fixedly connected with a second square shaft (35), the second square shaft (35) is arranged inside a second fixed frame (34), the second fixed frame (34) is fixedly installed on the top plate (19), the second fixed frame (34) is also slidingly provided with a sliding frame (36), the two sliding frames (36) are both rotationally provided with first ends of connecting rods (37), the second ends of the connecting rods (37) are rotationally provided with sliding blocks (38), the sliding blocks (38) are slidingly provided with the top plate (19), the sliding track of the sliding blocks (38) and the sliding track of the rack frame (23) are in the same straight line, the top plate (19) is also fixedly provided with a second guide plate (41), the sliding blocks (38) are fixedly provided with first ends of connecting rods (39), and the second guide rods (39) are coaxially provided with the second guide rods (41).

7. The smoke evacuation and fire barrier of claim 5 wherein: the two sides of the fixed plate (21) and the two inner walls of the shell (3) are respectively provided with a pressure relief channel (33), the pressure relief channels (33) penetrate through the fixed plate (21) and the inside of the shell (3), a baffle (18) is arranged between an air inlet and an air outlet of the pressure relief channels (33), and the baffle (18) is fixedly arranged on the fixed plate (21) or the shell (3).