CN213017944U - Vertical type oil smoke fire-proof valve installed at roof smoke exhaust hole of small building - Google Patents
Vertical type oil smoke fire-proof valve installed at roof smoke exhaust hole of small building Download PDFInfo
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- CN213017944U CN213017944U CN202021859529.6U CN202021859529U CN213017944U CN 213017944 U CN213017944 U CN 213017944U CN 202021859529 U CN202021859529 U CN 202021859529U CN 213017944 U CN213017944 U CN 213017944U
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Abstract
The utility model provides an install in vertical oil smoke fire prevention valve in small-size building roof exhaust hole, including the dryer connecting pipe, uncovered hood, the tubular column, seal the board, the pipe box of ventilating, bracing piece and fuse-link, uncovered hood is connected through many tubular columns with outer brace table, form smoke exhaust channel between uncovered hood and the dryer connecting pipe, the pipe box of ventilating sets firmly in the dryer connecting pipe, the through-hole has been seted up on the center pin of pipe box of ventilating, the lower extreme of bracing piece stretches out the through-hole and fixes on the breather pipe through the fuse-link, the upper end of bracing piece is connected with the board of sealing that is located uncovered hood, when the temperature in the dryer connecting pipe exceeds fuse-link fusing temperature, the fuse-link fuses, the bracing piece breaks away from the injecture and the lapse of pipe box of ventilating, press seal the play mouth at the dryer connecting pipe until sealing the board. The vertical oil smoke fire-proof valve can enable the roof wind-proof cover to have a fire-proof function by additionally arranging the sealing plate, the ventilation pipe sleeve, the supporting rod and the fuse link.
Description
Technical Field
The utility model relates to an indoor technical field that discharges fume, concretely relates to install in vertical oil smoke fire prevention valve in small-size building roof exhaust hole.
Background
The fire damper is widely applied to various industries, is the most common oil smoke fire damper, can play the purpose of isolating flame in the fire spreading process, is generally installed at the tail end of a smoke exhaust system pipeline, is in an open state at ordinary times, and is closed when the temperature at the tail end of the smoke exhaust pipeline reaches a certain temperature, so that the effect of isolating smoke and fire is played.
The common oil smoke fire damper is a horizontal oil smoke fire damper which is not suitable for a smoke exhaust system of a single rural house for the following reasons: the horizontal oil smoke fire damper needs to be installed on the side wall of the wall body, and the discharged smoke can blacken the wall body, so that the wall body is not kept clean.
At present, the common solution is to install the hood on the roof, but the hood does not have the effect of isolating smoke and fire, so a vertical type oil smoke fire damper installed on a smoke exhaust hole on the roof of a small building is urgently needed.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides an install in vertical oil smoke fire prevention valve in small-size building roof exhaust hole to make the hood on the roof have the function of fire prevention valve.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a vertical oil smoke fire-proof valve installed on a roof smoke vent of a small building comprises an air duct connecting pipe, an open air cap, a pipe column, a sealing plate, a ventilation pipe sleeve, a supporting rod and a fuse link, the upper port of the air duct connecting pipe extends along the radial direction to form an outer support table, the open air cap is connected with the outer support table through a plurality of pipe columns, a smoke exhaust channel is formed between the open air cap and the air duct connecting pipe, the ventilation pipe sleeve is fixedly arranged in the wind barrel connecting pipe, a through hole is arranged on the central shaft of the ventilation pipe sleeve, the lower end of the supporting rod extends out of the through hole and is fixed on the vent pipe sleeve through a fuse link, the upper end of the supporting rod is connected with a sealing plate positioned in the open hood, when the temperature in the air duct connecting pipe exceeds the fusing temperature of the fuse link, the fuse link is fused, and the support rod is separated from the limit of the ventilation pipe sleeve and slides downwards until the sealing plate is pressed and sealed at the smoke outlet of the air duct connecting pipe.
Based on the aforesaid, when normally discharging fume, flue gas in the smoke exhaust system gets into behind the dryer connecting pipe, pass the pipe box of ventilating and discharge from the smoke channel between uncovered hood and the dryer connecting pipe, when indoor conflagration taking place, and when the temperature in the dryer connecting pipe reaches fuse link fusing temperature, fuse link fusing, the bracing piece breaks away from the injeciton and the lapse of ventilating the pipe box, and the pulling seals the board and presses the cigarette mouth department at the play of dryer connecting pipe, can avoid flame to emit outward from this, play the effect that separates the fire, this vertical oil smoke fire prevention valve simple structure, need not artifical the maintenance, long service life.
To better achieve the above solution, the fusing temperature of the fuse link is preferably between 154 ° and 158 °.
Preferably, every tubular column all includes first sleeve pipe, the first body of rod and first pressure spring, and a plurality of first sleeve pipes set firmly in the interior top surface of uncovered hood perpendicularly along the circumference of uncovered hood, and a plurality of first body of rod are just right from top to bottom and set firmly in the top surface of outer brace table with a plurality of first sleeve pipes, have all installed first pressure spring in every first sleeve pipe, the upper end card of the first body of rod is gone into in the first sleeve pipe and is contradicted at the lower extreme of first pressure spring.
Preferably, the vent tube sleeve comprises an outer ring, an inner ring and a plurality of tie rods connecting the outer ring and the inner ring.
Preferably, the connecting rod is an inclined rod.
Preferably, a pushing assembly is further arranged between the sealing plate and the open hood, and when the fuse link is fused, the pushing assembly pushes the sealing plate to descend and abut against the sealing plate.
Preferably, the subassembly that bulldozes includes second sleeve pipe, the second body of rod and second pressure spring, the second body of rod sets firmly the center of top surface in uncovered hood perpendicularly, the second sleeve pipe is just right from top to bottom with the second body of rod and sets firmly the center in the closing plate top surface, the second pressure spring is installed in the second sleeve pipe, the lower extreme card of the second body of rod is gone into in the second sleeve pipe and is contradicted in the upper end of second pressure spring, when the fuse link is not fused, the second pressure spring is in the state of sticising, after the fuse link is fused, the second pressure spring is in the pine compression state.
Preferably, the number of the pipe columns is four, and the pipe columns are distributed in a rectangular shape.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of a vertical type smoke fire damper installed in a smoke vent on a roof of a small building according to the present embodiment;
reference numerals:
the wind tube comprises a wind tube connecting tube 1, an open wind cap 2, a sealing plate 3, a ventilating tube sleeve 4, an outer ring 41, an inner ring 42, a connecting rod 43, a supporting rod 5, a fuse link 6, a first sleeve 7, a first rod body 8, a first pressure spring 9, a second sleeve 10, a second rod body 11 and a second pressure spring 12.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, a vertical oil smoke fire damper installed at a smoke vent on a roof of a small building comprises an air duct connecting pipe 1, an open hood 2, pipe columns, a sealing plate 3, a vent pipe sleeve, a support rod 5 and a fuse link 6, wherein an upper port of the air duct connecting pipe 1 extends along the radial direction to form an outer support platform, the open hood 2 is connected with the outer support platform through a plurality of pipe columns, a smoke exhaust channel is formed between the open hood 2 and the air duct connecting pipe 1, the vent pipe sleeve is fixedly arranged in the air duct connecting pipe 1, a through hole is formed in a central shaft of the vent pipe sleeve, a lower end of the support rod 5 extends out of the through hole and is fixed on the vent pipe sleeve through the fuse link 6, an upper end of the support rod 5 is connected with the sealing plate 3 arranged in the open hood 2, when the temperature in the air duct connecting pipe 1 exceeds the fusing temperature of the fuse link 6, the fuse link 6 is fused, the support rod 5 is separated from, until the sealing plate 3 is pressed and sealed at the smoke outlet of the air duct connecting pipe 1.
Based on the above-mentioned, when normally discharging fume, flue gas in the system of discharging fume gets into in the dryer connecting pipe 1, and pass the pipe box of ventilating and discharge from the smoke channel between uncovered hood 2 and the dryer connecting pipe 1, when indoor conflagration breaing out, and when the temperature in the dryer connecting pipe 1 reached fuse-link 6 fusing temperature, fuse-link 6 fusing, bracing piece 5 breaks away from the injecture lapse of the pipe box of ventilating, and the pulling seals 3 gland sealings in the play smoke outlet department of dryer connecting pipe 1, can avoid flame to emit outward, play the effect that separates the fire, this vertical oil smoke fire prevention valve simple structure, need not artifical the maintenance, long service life.
In this embodiment, the number of the columns is four, and the columns are distributed in a rectangular shape.
In this embodiment, it is preferred that fuse link 6 have a fusing temperature between 154 deg. -158 deg., and if the floor spacing exceeds 3.3 meters, fuse link 6 may be selected to have a fusing temperature between 74 deg. -76 deg..
In this embodiment, every tubular column all includes first sleeve 7, first body of rod 8 and first pressure spring 9, a plurality of first sleeve 7 set firmly in the interior top surface of uncovered hood 2 perpendicularly along the circumference of uncovered hood 2, a plurality of first body of rod 8 and a plurality of first sleeve 7 are just right from top to bottom and set firmly in the top surface of outer brace table, all installed first pressure spring 9 in every first sleeve 7, the upper end card of first body of rod 8 is gone into in first sleeve 7 and is contradicted at the lower extreme of first pressure spring 9. During natural ventilation, it is initial wind channel to form smoke exhaust passage between uncovered hood 2 and the dryer connecting pipe 1, when using the lampblack absorber to smoke, uncovered hood 2 receives wind pressure effect rebound to make the smoke exhaust passage bore grow that forms between uncovered hood 2 and the dryer connecting pipe 1, when meetting wind and rain weather, uncovered hood 2 receives decurrent effort and moves down, the smoke exhaust passage bore that forms between uncovered hood 2 and the dryer connecting pipe 1 diminishes, reducible outdoor wind gets into in the room from this.
In the present embodiment, the ventilation pipe sleeve includes an outer ring 41, an inner ring 42, and a plurality of connecting rods 43 connecting the outer ring 41 and the inner ring 42, wherein the connecting rods 43 are inclined rods, the outer ring 41 is used for connecting the wind cylinder connecting pipe 1, and the inner ring 42 is used for radially locking the support rod 5.
In this embodiment, in order to accelerate the sealing plate 3 to press the air duct connecting pipe 1 rapidly and to stably press the sealing plate 3 on the air duct connecting pipe 1, a pushing assembly is installed between the sealing plate 3 and the inner top surface of the open hood 2, and when the fuse link 6 is fused, the pushing assembly pushes the sealing plate 3 to descend and abut against the sealing plate 3.
Specifically, bulldoze the subassembly and include second sleeve pipe 10, the second body of rod 11 and second pressure spring 12, first sleeve pipe 7 sets firmly perpendicularly in the center of 2 interior top surfaces of uncovered hood, and the second body of rod 11 is just to setting firmly in the center of the top surface of sealing board 3 about with second sleeve pipe 10, second pressure spring 12 is installed in second sleeve pipe 10, the lower extreme card of the second body of rod 11 is gone into in second sleeve pipe 10 and is contradicted in the upper end of second pressure spring 12, and when fuse-link 6 did not fuse, second pressure spring 12 is in and sticiss the state of contracting, after fuse-link 6 fuses, the second pressure spring is in the pine compression state.
The vertical oil smoke fire prevention valve installed in the roof smoke vent of the small building provided by the embodiment has the advantages that the sealing plate 3, the ventilation pipe sleeve, the supporting rod 5 and the fuse link 6 are additionally arranged, the roof wind cap can have a fire isolating function, the structure of the optimized pipe column can increase or reduce the caliber of a smoke exhaust channel according to actual conditions, the vertical oil smoke fire prevention valve is diversified in functions, high in use value and wide in application range.
In the description of the present invention, numerous specific details are set forth, however, it can be appreciated that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. The utility model provides an install in vertical oil smoke fire prevention valve of small-size building roof exhaust hole which characterized in that: comprises an air duct connecting pipe (1), an open air cap (2), a pipe column, a sealing plate (3), a ventilation pipe sleeve, a supporting rod (5) and a fuse link (6), wherein an upper port of the air duct connecting pipe (1) radially extends to form an outer supporting platform, the open air cap (2) is connected with the outer supporting platform through a plurality of pipe columns, a smoke exhaust channel is formed between the open air cap (2) and the air duct connecting pipe (1), the ventilation pipe sleeve is fixedly arranged in the air duct connecting pipe (1), a through hole is formed in a central shaft of the ventilation pipe sleeve, the lower end of the supporting rod (5) extends out of the through hole and is fixed on the ventilation pipe sleeve through the fuse link (6), the upper end of the supporting rod (5) is connected with the sealing plate (3) positioned in the open air cap (2), and when the temperature in the air duct connecting pipe (1) exceeds the fusing temperature of the fuse link (6), the fuse link (6) is fused, the support rod (5) is separated from the limit of the ventilation pipe sleeve and slides downwards until the sealing plate (3) is pressed and sealed at the smoke outlet of the air duct connecting pipe (1).
2. The vertical type oil smoke fire damper installed on the roof smoke exhaust hole of the small building as claimed in claim 1, wherein: the fusing temperature of the fuse link (6) is 154-158 degrees.
3. The vertical type oil smoke fire damper installed on the roof smoke exhaust hole of the small building as claimed in claim 1, wherein: every tubular column all includes first sleeve pipe (7), the first body of rod (8) and first pressure spring (9), and a plurality of first sleeve pipes (7) set firmly in the interior top surface of uncovered hood (2) perpendicularly along the circumference of uncovered hood (2), and a plurality of first body of rod (8) and a plurality of first sleeve pipes (7) are just from top to bottom and set firmly in the top surface of outer brace table, all installed first pressure spring (9) in every first sleeve pipe (7), the upper end card of the first body of rod (8) is gone into in first sleeve pipe (7) and is contradicted at the lower extreme of first pressure spring (9).
4. The vertical type oil smoke fire damper installed on the roof smoke exhaust hole of the small building as claimed in claim 1, wherein: the vent tube sleeve includes an outer ring (41), an inner ring (42), and a plurality of connecting rods (43) connecting the outer ring (41) and the inner ring (42).
5. The vertical type oil smoke fire damper installed on the roof smoke exhaust hole of the small building as claimed in claim 4, wherein: the connecting rod (43) is an inclined rod.
6. The vertical type oil smoke fire damper installed on the roof smoke exhaust hole of the small building as claimed in claim 1, wherein: and a pushing and pressing assembly is further arranged between the sealing plate (3) and the open hood (2), and when the fuse link (6) is fused, the pushing and pressing assembly pushes the sealing plate (3) to descend and abut against the sealing plate (3).
7. The vertical type oil smoke fire damper installed on the roof smoke exhaust hole of the small building as claimed in claim 6, wherein: bulldoze the subassembly and include second sleeve pipe (10), the second body of rod (11) and second pressure spring (12), the second body of rod (11) sets firmly the center in uncovered hood (2) inner top surface perpendicularly, second sleeve pipe (10) and the second body of rod (11) are just right from top to bottom and set firmly in the center of sealing board (3) top surface, second pressure spring (12) are installed in second sleeve pipe (10), the lower extreme card of the second body of rod (11) is gone into in second sleeve pipe (10) and is contradicted in the upper end of second pressure spring (12), when fuse-link (6) are not fused, second pressure spring (12) are in the state of sticising, fuse-link (6) fuse-link after, second pressure spring (12) are in the pine compression state.
8. The vertical type oil smoke fire damper installed on the roof smoke exhaust hole of the small building as claimed in claim 1, wherein: the number of the pipe columns is four, and the pipe columns are distributed in a rectangular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021859529.6U CN213017944U (en) | 2020-08-31 | 2020-08-31 | Vertical type oil smoke fire-proof valve installed at roof smoke exhaust hole of small building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021859529.6U CN213017944U (en) | 2020-08-31 | 2020-08-31 | Vertical type oil smoke fire-proof valve installed at roof smoke exhaust hole of small building |
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| CN213017944U true CN213017944U (en) | 2021-04-20 |
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| CN202021859529.6U Active CN213017944U (en) | 2020-08-31 | 2020-08-31 | Vertical type oil smoke fire-proof valve installed at roof smoke exhaust hole of small building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114287678A (en) * | 2022-01-18 | 2022-04-08 | 深圳市华微矽电子科技有限公司 | Safe explosion-proof atomizing device and electron cigarette thereof |
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2020
- 2020-08-31 CN CN202021859529.6U patent/CN213017944U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114287678A (en) * | 2022-01-18 | 2022-04-08 | 深圳市华微矽电子科技有限公司 | Safe explosion-proof atomizing device and electron cigarette thereof |
| CN114287678B (en) * | 2022-01-18 | 2023-08-22 | 深圳市华微矽电子科技有限公司 | Safe explosion-proof atomizer and electron cigarette thereof |
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