CN202007510U - Adjustable fireproof exhaust passage device - Google Patents
Adjustable fireproof exhaust passage device Download PDFInfo
- Publication number
- CN202007510U CN202007510U CN2011200674472U CN201120067447U CN202007510U CN 202007510 U CN202007510 U CN 202007510U CN 2011200674472 U CN2011200674472 U CN 2011200674472U CN 201120067447 U CN201120067447 U CN 201120067447U CN 202007510 U CN202007510 U CN 202007510U
- Authority
- CN
- China
- Prior art keywords
- plate
- movable side
- side plate
- venturi
- fixed side
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Incineration Of Waste (AREA)
Abstract
The utility model relates to an exhaust passage device for a kitchen and a toilet of a building, in particular to an adjustable fireproof exhaust passage device for preventing unbalanced exhaust of upper and lower floors and unsmooth exhaust of the lower floor. The adjustable fireproof exhaust passage device comprises fixed side plates and movable side plates, wherein the movable side plates are movably connected with the fixed side plates, and each fixed side plate is provided with a bolt hole connected with a fireproof check valve. With the adoption of the adjustable fireproof exhaust passage device, an angle of a Venturi movable plate can be regulated, and the problems of unsmooth exhaust at the bottom of an exhaust passage and seriously unbalanced exhaust of the upper and the lower floors can be effectively solved by a device for regulating the shunt flow rate inside the exhaust passage through the left and the right fixed side plates as well as the left and the right movable side plates.
Description
Technical field
The utility model relates to exhaust duct device between a kind of building Kitchen hygiene, especially a kind of adjustable fire prevention exhaust duct device that prevents that the floor exhaust is unbalanced, bottom floor exhaust is not smooth up and down.
Background technology
Raising day by day along with expanding economy and living standards of the people, smoke problem has become a focus that is concerned by people between Kitchen hygiene, increasing people comes to realise the harmful effect of kitchen flue gas to indoor environment, also corresponding processing and the discharge standard of having put into effect about kitchen flue gas in some places of China.Kitchen flue gas mainly is meant the deep fat flue gas that kitchen operation produces, and these flue gases are even more serious to people's harm to the hazard ratio cigarette of human body.Kitchen flue gas usually has certain inertia force and buoyancy lift, and has strong permeability and viscosity, it not only can pollute kitchen space, but also may bring bad influence to the indoor environment in contiguous zone space, the kitchen fume of present all kinds of dwelling houses and washroom waste gas all are to concentrate to the unified discharging in roof by shared exhaust duct basically.On effect, ideal with the pressure variable exhausting channel system at present, but no matter which kind of exhaust duct system comprises the pressure variable exhausting channel system at present, because of regulating to air inlet port flow and inner flue gas reasonable diffluence, all can occur the closer to top layer when making actual the use, between adjacent two layers the upper strata induced-draft fan than the exhaust smoke level of lower floor is big must be many more. more serious situation is: if bigger near the power of certain or certain several lampblack absorbers of bottom, then can make bottom or very little, even can not discharge fume near the exhaust air rate of the lower-powered induced-draft fan of bottom.The capacity size of top layer and bottom differs even up to several times, the result is that a large amount of fume emissions of upper floor resident family have taken whole concentrated exhaust duct, the flue gas of bottom floor resident family is difficult to enter concentrated exhaust duct because of capacity is little, cause unbalanced, the obstructed phenomenon of whole exhaust, influenced IAQ (indoor air quality).
Summary of the invention
The utility model is at the smooth ineffective shortcoming of exhaust duct ubiquity base bleed between existing Kitchen hygiene, provides a kind of and be easy to make, has been easy to the adjustable fire prevention exhaust duct device installing, be easy to regulate.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals:
Adjustable fire prevention exhaust duct device comprises fixed side and movable side plate, flexibly connects between described movable side plate and the fixed side, and fixed side is provided with the bolt hole that is connected with fire-preventing check valve.Movable side plate is arranged on the fixed side of adjustable oil extraction flue gas fire-preventing check valve both sides, carries out left and right adjusting by screw and connects, and can carry out move left and right.
As preferably, described movable side plate is with the fixed side move left and right or carry out left and right adjusting by bolt and be connected.
As preferably, be provided with the venturi portable plate between the described movable side plate, the venturi portable plate comprises venturi portable plate side, the venturi portable plate hinge hole and the hinge hole on the movable side plate of venturi portable plate side bottom are hinged, and the venturi portable plate stopping means on venturi portable plate side top and the venturi portable plate regulating tank on the movable side plate are by the spacer pin clamping.The lower end of venturi portable plate is hinged by the movable side plate connecting portion on venturi portable plate hinge hole and the movable side plate, therefore the venturi portable plate can be the fulcrum rotation with movable side plate hinge hole, when the venturi portable plate rotates to proper angle, realize fixing by in venturi portable plate regulating tank, inserting spacer pin or caging bolt.Can realize the free adjustment of venturi portable plate angle by such mode, convenient and swift.
As preferably, described fixed side is provided with tongue, and movable side plate is provided with groove, and tongue snaps onto in the groove and can horizontally slip.Tongue is the swallow-tail form tongue, and groove is the swallow-tail form tongue, and therefore, movable side plate can be connected in the fixed side and can not come off, but has and can horizontally slip.Equally, the tongue here also can be arranged on the movable side plate, and groove is arranged on the fixed side.
As preferably, described fixed side is provided with the fixed side flanging in two ends up and down, and fixed side flanging chute is set on the fixed side flanging; Movable side plate is provided with movable side plate flanging in two ends up and down, and movable side plate flanging is provided with movable side plate flanging chute, and fixed side flanging chute is connected by the side plate fastening bolt with movable side plate flanging chute.Movable side plate and fixed side play fixation by corresponding side plate flanging chute, and therefore movable side plate can horizontally slip on fixed side, limit by the side plate fastening bolt simultaneously, have therefore guaranteed that fixed side and movable side plate are unlikely to landing.Wherein, side plate fastening bolt herein is two, and Gu Ding effect is better like this.
As preferably, the fixed head chute is set on the described fixed side, the portable plate chute is set on the movable side plate, be connected by the side plate fastening bolt between fixed head chute and the portable plate chute.When movable side plate is stretched to appropriate length, the side plate fastening bolt is screwed, like this can assurance activity side plate and fixed side between fixing, can not produce relative slip.
As preferably, also be provided with variable-pressure plate on the described movable side plate, variable-pressure plate be provided with movable side plate on the variable-pressure plate fin of groove fit, variable-pressure plate is by variable-pressure plate fin and the flexible connection of movable side plate.Variable-pressure plate is arranged on the movable side plate and is connected with movable side plate by clamping, so variable-pressure plate do not understand slip up and down, and adjusting as requested but can horizontally slip on portable plate.
As preferably, described movable side plate comprises the movable side plate connecting portion that is connected with groove, and venturi portable plate regulating tank is arranged on the movable side plate connecting portion.Movable side plate comprises reeded shackle portion and movable side plate connecting portion is set that wherein, groove can be connected by the mode of clamping with movable side plate connecting portion, also can pass through the mould integrated injection molding.
As preferably, described fixed side comprises the fixed side connecting portion that is connected with tongue, and the fixed side connecting portion is connected with the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve.Fixed side comprises shackle portion and the fixed side connecting portion that is provided with tongue, and wherein, tongue can be connected by the mode of clamping with the fixed side connecting portion, also can pass through the mould integrated injection molding.
As preferably, described venturi portable plate regulating tank is provided with scale mark, movable side plate is two with fixed side, is separately positioned on the both sides of adjustable oil extraction flue gas fire-preventing check valve, be parallel to each other between two blocks of movable side plates, the fixed side or be in outer arcuate or be splayed.Movable side plate is two, be separately positioned on the fixed panel of both sides, can be parallel to each other between the movable side plate of both sides according to the demand of gas flow modulation or be in outer arcuate or be splayed.
As preferably, comprise that also described set bolt is located on fixed side or the movable side plate.When movable side plate is adjusted to suitable position, if by the bolt that is tightened can realization activity side plate and fixed side between fixing, very convenient.
Adjustable fire prevention exhaust duct device, be arranged in the exhaust duct air inlet port, adjustable fire prevention exhaust duct device comprises the adjustable oil extraction flue gas of the oil extraction flue gas fire-preventing check valve of can adjusting angle realizing changing the flue gas flow size, the right opposite of the adjustable oil extraction flue gas of described oil extraction flue gas fire-preventing check valve is provided with the venturi portable plate, the two sides of the adjustable oil extraction flue gas of described oil extraction flue gas fire-preventing check valve are respectively by two fixed sides that can move mutually in front and back, movable side plate is formed, venturi portable plate bottom with about movable side plate hinged, the venturi portable plate can by be arranged on about venturi portable plate regulating tank on the movable side plate rotate adjusting, venturi portable plate regulating tank is provided with graticule or draw-in groove, convenient accurately adjusting.Fix and telescopic adjustment by the mode of back-off between fixed side and the movable side plate, can fix by screwing the stopping means that is arranged on the biside plate after adjusting is finished, stopping means is set bolt or steady pin.Fixed side and movable side plate can be flat board, arc plate, polygonal panel etc., and side plate inside can hang up variable-pressure plate by the mode of back-off simultaneously.Fixed side and the adjustable adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve are fixed together.Be convenient deflector angle of regulating the adjustable adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve, left and right sides fixed side is provided with fixing hole.After treating that the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve water conservancy diversion angular adjustment finishes, fix by the bolt that screws on this fixing hole, except that the mode of back-off, can also and use bolt between certain fixed side and the movable side plate by the physics mode slip.
The utility model has significant technique effect owing to adopted above technical scheme: the utility model can regulate venturi portable plate angle and by the device that left and right sides fixed side and movable side plate are regulated exhaust duct internal shunt flow can effectively solve bottom the above-mentioned exhaust duct not gas not freely, the serious unbalanced problem of floor exhaust up and down.A plurality of exhaust ducts that this adjustable fire prevention exhaust duct device is installed are combined into adjustable fire prevention exhaust duct system from the bottom to top.The adjustable oil extraction flue gas of the oil extraction flue gas fire-preventing check valve water conservancy diversion angle of bottom floor is opened maximum, and along with the rising of floor, opening angle diminishes step by step, the corresponding minimizing of flue gas flow.The closer to the bottom, the length that left side plate stretches out is long more.The angle of venturi portable plate is regulated along with the water conservancy diversion angular adjustment of the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model.
Fig. 2 is fixed side of the present utility model and movable side plate connection diagram.
Fig. 3 is the structural representation of fixed side among Fig. 1.
Fig. 4 is the structural representation of movable side plate among Fig. 1.
Fig. 5 is the structural representation of the utility model embodiment 2.
Fig. 6 is the structural representation of the utility model embodiment 3.
Fig. 7 is the structural representation of venturi portable plate among Fig. 1.
Fig. 8 is the left view of Fig. 7.
Fig. 9 is a variable-pressure plate structural representation among Fig. 1.
Figure 10 is the left view of Fig. 9.
The toponym that each number designation referred in the above accompanying drawing is as follows: 1-fixed side wherein, the movable side plate of 2-, the 3-variable-pressure plate, 4-venturi portable plate, 5-side plate fastening bolt, the 6-set bolt, the adjustable oil extraction flue gas of 7-fire-preventing check valve, 8-water conservancy diversion adjustment hole, the 11-tongue, 12-fixed side flanging, 13-fixed side flanging chute, 14-fixed head chute, 15-fixed side connecting portion, the 21-groove, the movable side plate connecting portion of 22-, 23-venturi portable plate regulating tank, the movable side plate hinge hole of 25-, 27-portable plate chute, the movable side plate flanging of 28-, the movable side plate flanging of 29-chute, 41-venturi portable plate side, 42-venturi portable plate hinge hole, 43-venturi portable plate stopping means.
The specific embodiment
Below in conjunction with accompanying drawing 1 to Figure 10 and embodiment the utility model is described in further detail:
Adjustable fire prevention exhaust duct device, shown in Fig. 1,2,3,4,5,8,9,10,11, comprise fixed side 1 and movable side plate 2, flexibly connect between described movable side plate 2 and the fixed side 1 that fixed side 1 is provided with the bolt hole that is connected with fire-preventing check valve.Movable side plate 2 is arranged on the fixed side 1 of adjustable oil extraction flue gas fire-preventing check valve 7 both sides, carries out left and right adjusting by screw and connects, and can carry out move left and right.Described movable side plate 2 is with fixed side 1 move left and right or carry out left and right adjusting by bolt and be connected.
Be provided with venturi portable plate 4 between the movable side plate 2, venturi portable plate 4 comprises venturi portable plate side 41, the venturi portable plate hinge hole 42 of venturi portable plate side bottom is hinged with the hinge hole 25 on the movable side plate 2, and the venturi portable plate stopping means 43 on venturi portable plate side top and the venturi portable plate regulating tank 23 on the movable side plate 2 are by the spacer pin clamping.The lower end of venturi portable plate 4 is hinged with the movable side plate connecting portion 22 on the movable side plate 2 by venturi portable plate hinge hole 42, therefore venturi portable plate 3 can be the fulcrum rotation with movable side plate hinge hole 25, when venturi portable plate 4 rotates to proper angle, realize fixing by in venturi portable plate regulating tank 23, inserting spacer pin or caging bolt.Can realize the free adjustment of venturi portable plate 4 angles by such mode, convenient and swift.Venturi portable plate stopping means 43 can be connected to the adjusting that realizes venturi portable plate 4 angles in the venturi portable plate regulating tank 23 for being arranged on the projection on the venturi portable plate by projection.
Fixed side 1 is provided with tongue 11, and movable side plate 2 is provided with groove 21, and tongue 11 snaps onto in the groove 21 and can horizontally slip.Tongue 11 is the swallow-tail form tongue, and groove 21 is the swallow-tail form tongue, and therefore, movable side plate 2 can be connected in the fixed side 1 and can not come off, but has and can horizontally slip.Equally, the tongue here also can be arranged on the movable side plate, and groove is arranged on the fixed side.
Also be provided with variable-pressure plate 3 on the movable side plate 2, variable-pressure plate 3 is provided with the variable-pressure plate fin 31 that cooperates with groove 21 on the movable side plate 2, and variable-pressure plate 3 is by variable-pressure plate fin 31 and movable side plate 2 clampings.Variable-pressure plate 3 is arranged on the movable side plate 2 and is connected with movable side plate 2 by clamping, so variable-pressure plate 3 do not understand slip up and down, and adjusting as requested but can horizontally slip on portable plate 2.
Fixed side 1 comprises the fixed side connecting portion 15 that is connected with tongue 11, and fixed side connecting portion 15 is connected with the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve.Fixed side 1 comprises shackle portion and the fixed side connecting portion 15 that is provided with tongue 11, and wherein, tongue 11 can be connected by the mode of clamping with fixed side connecting portion 15, also can pass through the mould integrated injection molding.
Venturi portable plate regulating tank 23 is provided with scale mark, movable side plate 2 is two with fixed side 1, be separately positioned on the both sides of adjustable oil extraction flue gas fire-preventing check valve 7, be parallel to each other between two blocks of movable side plates 2, the fixed side 1 or be in outer arcuate or be splayed.Movable side plate 2 is two, be separately positioned on the fixed panel of both sides, can be parallel to each other between the movable side plate 2 of both sides according to the demand of gas flow modulation or be in outer arcuate or be splayed.
Also comprise described set bolt 6, set bolt 6 is located on fixed side 1 or the movable side plate 2.When movable side plate 2 is adjusted to suitable position, if by the bolt 6 that is tightened can realization activity side plate 2 with fixed side 1 between fix, very convenient.
Adjustable fire prevention exhaust duct device, be arranged in the exhaust duct air inlet port, adjustable fire prevention exhaust duct device comprises the adjustable oil extraction flue gas of the oil extraction flue gas fire-preventing check valve of can adjusting angle realizing changing the flue gas flow size, the right opposite of the adjustable oil extraction flue gas of described oil extraction flue gas fire-preventing check valve is provided with the venturi portable plate, the two sides of the adjustable oil extraction flue gas of described oil extraction flue gas fire-preventing check valve are respectively by two fixed sides that can move mutually in front and back, movable side plate is formed, venturi portable plate bottom with about movable side plate hinged, the venturi portable plate can by be arranged on about venturi portable plate regulating tank on the movable side plate rotate adjusting, venturi portable plate regulating tank is provided with graticule or draw-in groove, convenient accurately adjusting.Fix and telescopic adjustment by the mode of back-off between fixed side and the movable side plate, can fix by screwing the stopping means that is arranged on the biside plate after adjusting is finished, stopping means is set bolt or steady pin.Fixed side and movable side plate can be flat board, and side plate inside can hang up variable-pressure plate by the mode of back-off simultaneously.Water conservancy diversion adjustment hole 8 also is set on the fixed side 1, regulates adjustable oil extraction flue gas fire-preventing check valve water conservancy diversion angle by water conservancy diversion adjustment hole 8.Fixed side and the adjustable adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve are fixed together.Be convenient deflector angle of regulating the adjustable adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve, left and right sides fixed side is provided with fixing hole.After treating that the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve water conservancy diversion angular adjustment finishes, fix by the bolt that screws on this fixing hole, except that the mode of back-off, can also and use bolt between certain fixed side and the movable side plate by the physics mode slip.This can regulate venturi portable plate angle and by the device that left and right sides fixed side and movable side plate are regulated exhaust duct internal shunt flow can effectively solve above-mentioned exhaust duct bottom not gas not freely, the serious unbalanced problem of floor exhaust up and down.A plurality of exhaust ducts that this adjustable fire prevention exhaust duct device is installed are combined into adjustable fire prevention exhaust duct system from the bottom to top.The adjustable oil extraction flue gas of the oil extraction flue gas fire-preventing check valve water conservancy diversion angle of bottom floor is opened maximum, and along with the rising of floor, opening angle diminishes step by step, the corresponding minimizing of flue gas flow.The closer to the bottom, the length that left side plate stretches out is long more.The angle of venturi portable plate is regulated along with the water conservancy diversion angular adjustment of the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve.
Adjustable fire prevention exhaust duct device shown in Fig. 1,6,8,9,10,11, comprises fixed side 1 and movable side plate 2, flexibly connects between described movable side plate 2 and the fixed side 1, and fixed side 1 is provided with the bolt hole that is connected with fire-preventing check valve.Movable side plate 2 is arranged on the fixed side 1 of adjustable oil extraction flue gas fire-preventing check valve 7 both sides, carries out left and right adjusting by screw and connects, and can carry out move left and right.Described movable side plate 2 is with fixed side 1 move left and right or carry out left and right adjusting by bolt and be connected.
Be provided with venturi portable plate 4 between the movable side plate 2, venturi portable plate 4 comprises venturi portable plate side, the venturi portable plate hinge hole 42 of venturi portable plate side bottom is hinged with the hinge hole 25 on the movable side plate 2, and the venturi portable plate stopping means 43 on venturi portable plate side top and the venturi portable plate regulating tank 23 on the movable side plate 2 are by the spacer pin clamping.The lower end of venturi portable plate 4 is hinged with the movable side plate connecting portion 22 on the movable side plate 2 by venturi portable plate hinge hole 42, therefore venturi portable plate 3 can be the fulcrum rotation with movable side plate hinge hole 25, when venturi portable plate 4 rotates to proper angle, realize fixing by in venturi portable plate regulating tank 23, inserting spacer pin or caging bolt.Can realize the free adjustment of venturi portable plate 4 angles by such mode, convenient and swift.
Fixed side is provided with fixed side flanging 12 in two ends about in the of 1, and fixed side flanging chute 13 is set on the fixed side flanging 12; Movable side plate is provided with movable side plate flanging 28 in two ends about in the of 2, and movable side plate flanging 28 is provided with movable side plate flanging chute 29, and fixed side flanging chute 13 and movable side plate flanging chute 29 are connected by side plate fastening bolt 5.Movable side plate 2 plays fixation with fixed side 1 by corresponding side plate flanging chute, therefore movable side plate 2 can horizontally slip on fixed side 1, limit by side plate fastening bolt 5 simultaneously, guaranteed that therefore fixed side 1 and movable side plate 2 are unlikely to landing.Wherein, side plate fastening bolt 5 herein is two, and Gu Ding effect is better like this.
Also be provided with variable-pressure plate 3 on the movable side plate 2, variable-pressure plate 3 is provided with the variable-pressure plate fin 31 that cooperates with groove 21 on the movable side plate 2, and variable-pressure plate 3 is by variable-pressure plate fin 31 and movable side plate 2 clampings.Variable-pressure plate 3 is arranged on the movable side plate 2 and is connected with movable side plate 2 by clamping, so variable-pressure plate 3 do not understand slip up and down, and adjusting as requested but can horizontally slip on portable plate 2.
Fixed side 1 comprises the fixed side connecting portion 15 that is connected with tongue 11, and fixed side connecting portion 15 is connected with the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve.Fixed side 1 comprises shackle portion and the fixed side connecting portion 15 that is provided with tongue 11, and wherein, tongue 11 can be connected by the mode of clamping with fixed side connecting portion 15, also can pass through the mould integrated injection molding.
Venturi portable plate regulating tank 23 is provided with scale mark, movable side plate 2 is two with fixed side 1, be separately positioned on the both sides of adjustable oil extraction flue gas fire-preventing check valve 7, be parallel to each other between two blocks of movable side plates 2, the fixed side 1 or be in outer arcuate or be splayed.Movable side plate 2 is two, be separately positioned on the fixed panel of both sides, can be parallel to each other between the movable side plate 2 of both sides according to the demand of gas flow modulation or be in outer arcuate or be splayed.
Also comprise described set bolt 6, set bolt 6 is located on fixed side 1 or the movable side plate 2.When movable side plate 2 is adjusted to suitable position, if by the bolt 6 that is tightened can realization activity side plate 2 with fixed side 1 between fix, very convenient.
Adjustable fire prevention exhaust duct device, be arranged in the exhaust duct air inlet port, adjustable fire prevention exhaust duct device comprises the adjustable oil extraction flue gas of the oil extraction flue gas fire-preventing check valve of can adjusting angle realizing changing the flue gas flow size, the right opposite of the adjustable oil extraction flue gas of described oil extraction flue gas fire-preventing check valve is provided with the venturi portable plate, the two sides of the adjustable oil extraction flue gas of described oil extraction flue gas fire-preventing check valve are respectively by two fixed sides that can move mutually in front and back, movable side plate is formed, venturi portable plate bottom with about movable side plate hinged, the venturi portable plate can by be arranged on about venturi portable plate regulating tank on the movable side plate rotate adjusting, venturi portable plate regulating tank is provided with graticule or draw-in groove, convenient accurately adjusting.Fix and telescopic adjustment by the mode of back-off between fixed side and the movable side plate, can fix by screwing the stopping means that is arranged on the biside plate after adjusting is finished, stopping means is set bolt or steady pin.Fixed side and movable side plate can be arc plate, and side plate inside can hang up variable-pressure plate by the mode of back-off simultaneously.Water conservancy diversion adjustment hole 8 also is set on the fixed side 1, regulates adjustable oil extraction flue gas fire-preventing check valve water conservancy diversion angle by water conservancy diversion adjustment hole 8.
Adjustable fire prevention exhaust duct device shown in Fig. 1,7,8,9,10,11, comprises fixed side 1 and movable side plate 2, flexibly connects between described movable side plate 2 and the fixed side 1, and fixed side 1 is provided with the bolt hole that is connected with fire-preventing check valve.Movable side plate 2 is arranged on the fixed side 1 of adjustable oil extraction flue gas fire-preventing check valve 7 both sides, carries out left and right adjusting by screw and connects, and can carry out move left and right.Described movable side plate 2 is with fixed side 1 move left and right or carry out left and right adjusting by bolt and be connected.
Be provided with venturi portable plate 4 between the movable side plate 2, venturi portable plate 4 comprises venturi portable plate side, the venturi portable plate hinge hole 42 of venturi portable plate side bottom is hinged with the hinge hole 25 on the movable side plate 2, and the venturi portable plate stopping means 43 on venturi portable plate side top and the venturi portable plate regulating tank 23 on the movable side plate 2 are by the spacer pin clamping.The lower end of venturi portable plate 4 is hinged with the movable side plate connecting portion 22 on the movable side plate 2 by venturi portable plate hinge hole 42, therefore venturi portable plate 3 can be the fulcrum rotation with movable side plate hinge hole 25, when venturi portable plate 4 rotates to proper angle, realize fixing by in venturi portable plate regulating tank 23, inserting spacer pin or caging bolt.Can realize the free adjustment of venturi portable plate 4 angles by such mode, convenient and swift.
Fixed head chute 14 is set on the fixed side 1, on the movable side plate 2 portable plate chute 27 is set, be connected by side plate fastening bolt 5 between fixed head chute 14 and the portable plate chute.When movable side plate 2 is stretched to appropriate length, side plate fastening bolt 5 is screwed, like this can assurance activity side plate 2 and fixed side 1 between fixing, can not produce relative slip.
Also be provided with variable-pressure plate 3 on the movable side plate 2, variable-pressure plate 3 is provided with the variable-pressure plate fin 31 that cooperates with groove 21 on the movable side plate 2, and variable-pressure plate 3 is by variable-pressure plate fin 31 and movable side plate 2 clampings.Variable-pressure plate 3 is arranged on the movable side plate 2 and is connected with movable side plate 2 by clamping, so variable-pressure plate 3 do not understand slip up and down, and adjusting as requested but can horizontally slip on portable plate 2.
Fixed side 1 comprises the fixed side connecting portion 15 that is connected with tongue 11, and fixed side connecting portion 15 is connected with the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve.Fixed side 1 comprises shackle portion and the fixed side connecting portion 15 that is provided with tongue 11, and wherein, tongue 11 can be connected by the mode of clamping with fixed side connecting portion 15, also can pass through the mould integrated injection molding.
Venturi portable plate regulating tank 23 is provided with scale mark, movable side plate 2 is two with fixed side 1, be separately positioned on the both sides of adjustable oil extraction flue gas fire-preventing check valve 7, be parallel to each other between two blocks of movable side plates 2, the fixed side 1 or be in outer arcuate or be splayed.Movable side plate 2 is two, be separately positioned on the fixed panel of both sides, can be parallel to each other between the movable side plate 2 of both sides according to the demand of gas flow modulation or be in outer arcuate or be splayed.
Also comprise described set bolt 6, set bolt 6 is located on fixed side 1 or the movable side plate 2.When movable side plate 2 is adjusted to suitable position, if by the bolt 6 that is tightened can realization activity side plate 2 with fixed side 1 between fix, very convenient.
Adjustable fire prevention exhaust duct device, be arranged in the exhaust duct air inlet port, adjustable fire prevention exhaust duct device comprises the adjustable oil extraction flue gas of the oil extraction flue gas fire-preventing check valve of can adjusting angle realizing changing the flue gas flow size, the right opposite of the adjustable oil extraction flue gas of described oil extraction flue gas fire-preventing check valve is provided with the venturi portable plate, the two sides of the adjustable oil extraction flue gas of described oil extraction flue gas fire-preventing check valve are respectively by two fixed sides that can move mutually in front and back, movable side plate is formed, venturi portable plate bottom with about movable side plate hinged, the venturi portable plate can by be arranged on about venturi portable plate regulating tank on the movable side plate rotate adjusting, venturi portable plate regulating tank is provided with graticule or draw-in groove, convenient accurately adjusting.Fix and telescopic adjustment by the mode of back-off between fixed side and the movable side plate, can fix by screwing the stopping means that is arranged on the biside plate after adjusting is finished, stopping means is set bolt or steady pin.Fixed side and movable side plate can be polygonal panel, and side plate inside can hang up variable-pressure plate by the mode of back-off simultaneously.Water conservancy diversion adjustment hole 8 also is set on the fixed side 1, regulates adjustable oil extraction flue gas fire-preventing check valve water conservancy diversion angle by water conservancy diversion adjustment hole 8.
In a word, the above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model patent.
Claims (10)
1. adjustable fire prevention exhaust duct device, comprise fixed side (1) and movable side plate (2), it is characterized in that: flexibly connect between described movable side plate (2) and the fixed side (1), fixed side (1) is provided with the bolt hole that is connected with oil extraction flue gas fire-preventing check valve.
2. adjustable fire prevention exhaust duct device according to claim 1 is characterized in that: described movable side plate (2) is with fixed side (1) move left and right or carry out left and right adjusting by bolt and be connected.
3. adjustable fire prevention exhaust duct device according to claim 1, it is characterized in that: be provided with venturi portable plate (4) between the described movable side plate (2), venturi portable plate (4) comprises venturi portable plate side (41), the venturi portable plate hinge hole (42) of venturi portable plate side (41) bottom is hinged with the hinge hole (25) on the movable side plate (2), and the venturi portable plate regulating tank (23) on the venturi portable plate stopping means (43) on venturi portable plate side (41) top and the movable side plate (2) is by the spacer pin clamping.
4. adjustable fire prevention exhaust duct device according to claim 3, it is characterized in that: described fixed side (1) is provided with tongue (11), movable side plate (2) is provided with groove (21), and tongue (11) snaps onto in the groove (21) and can horizontally slip.
5. adjustable fire prevention exhaust duct device according to claim 3 is characterized in that: described fixed side (1) two ends up and down is provided with fixed side flanging (12), and fixed side flanging chute (13) is set on the fixed side flanging (12); Movable side plate (2) is provided with movable side plate flanging (28) in two ends up and down, and movable side plate flanging (28) is provided with movable side plate flanging chute (29), and fixed side flanging chute (13) is connected by side plate fastening bolt (5) with movable side plate flanging chute (29).
6. adjustable fire prevention exhaust duct device according to claim 3, it is characterized in that: fixed head chute (14) is set on the described fixed side (1), on the movable side plate (2) portable plate chute (27) is set, is connected by side plate fastening bolt (5) between fixed head chute (14) and the portable plate chute.
7. adjustable fire prevention exhaust duct device according to claim 4, it is characterized in that: also be provided with variable-pressure plate (3) on the described movable side plate (2), variable-pressure plate (3) is provided with the variable-pressure plate fin (31) that cooperates with groove (21) on the movable side plate (2), and variable-pressure plate (3) is by variable-pressure plate fin (31) and movable side plate (2) clamping.
8. adjustable fire prevention exhaust duct device according to claim 4, it is characterized in that: described movable side plate (2) comprises the movable side plate connecting portion (22) that is connected with groove (21), and venturi portable plate regulating tank (23) is arranged on the movable side plate connecting portion (22).
9. adjustable fire prevention exhaust duct device according to claim 4, it is characterized in that: described fixed side (1) comprises the fixed side connecting portion (15) that is connected with tongue (11), and fixed side connecting portion (15) is connected with the adjustable oil extraction flue gas of oil extraction flue gas fire-preventing check valve.
10. adjustable fire prevention exhaust duct device according to claim 4, it is characterized in that: described venturi portable plate regulating tank (23) is provided with scale mark, movable side plate (2) is two with fixed side (1), be separately positioned on the both sides of adjustable oil extraction flue gas fire-preventing check valve (7), be parallel to each other between two blocks of movable side plates (2), the fixed side (1) or be in outer arcuate or for splayed, also comprise set bolt (6), set bolt (6) is located on fixed side (1) or the movable side plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200674472U CN202007510U (en) | 2011-03-15 | 2011-03-15 | Adjustable fireproof exhaust passage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200674472U CN202007510U (en) | 2011-03-15 | 2011-03-15 | Adjustable fireproof exhaust passage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202007510U true CN202007510U (en) | 2011-10-12 |
Family
ID=44749166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200674472U Expired - Lifetime CN202007510U (en) | 2011-03-15 | 2011-03-15 | Adjustable fireproof exhaust passage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202007510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162297A (en) * | 2011-03-15 | 2011-08-24 | 曹正祥 | Adjustable fireproof exhaust passage device |
-
2011
- 2011-03-15 CN CN2011200674472U patent/CN202007510U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162297A (en) * | 2011-03-15 | 2011-08-24 | 曹正祥 | Adjustable fireproof exhaust passage device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102080443B (en) | Multi-power source adjustable voltage-transforming fire-proof exhaust passage system | |
| CN201883663U (en) | Multi-motive-power-source adjustable variable-pressure fireproof exhaust passage system | |
| CN102162297B (en) | Adjustable fireproof exhaust passage device | |
| CN202007510U (en) | Adjustable fireproof exhaust passage device | |
| CN205261124U (en) | Gas pipeline diffuses mechanism | |
| CN109404318A (en) | A kind of magnetic suspension cfentrifugal blower cabinet | |
| CN205425355U (en) | Adjustable amount of wind formula is from hanging down shutter air port | |
| KR100976704B1 (en) | fixed ventilating device | |
| CN205907852U (en) | Green wall structure for building | |
| CN105351230A (en) | Coanda airfoil panel ventilating fan | |
| CN208473093U (en) | A kind of grid ceiling structure convenient for adjusting height of grid | |
| CN201850561U (en) | Smoke prevention device for square basement | |
| CN207395091U (en) | A kind of civil solar ventilator | |
| CN208251352U (en) | A kind of dust suction energy-saving fire proof board connecting equipment of integrated house | |
| CN207299383U (en) | A kind of wall-mounted new wind turbine of external multiaspect inlet air | |
| CN207686222U (en) | A kind of building ventilation cap is with preventing into dirt device | |
| CN206274202U (en) | Circular ultra-thin Split type wall-hanging ceiling dual-purpose type indoor set | |
| CN201862164U (en) | Emergent smoke-proof lifesaving device | |
| CN206338709U (en) | A kind of LED being easily installed | |
| CN204438035U (en) | A kind of lamp bracket | |
| CN209622951U (en) | It is a kind of can wall hanging installation cabinet type fresh air system | |
| CN216276709U (en) | Auxiliary supporting device for mounting door and window of house building | |
| CN208702225U (en) | A kind of rapidly-assembled fire prevention transformer room | |
| CN202561953U (en) | Staggered-floor type curtain wall natural ventilator system for energy conservation and emission reduction | |
| CN211781756U (en) | Indoor exhaust duct is used to science and technology center building convenient to adjustment intake |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111012 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |