CN106461250A - Ventilation unit - Google Patents

Ventilation unit Download PDF

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Publication number
CN106461250A
CN106461250A CN201580030908.XA CN201580030908A CN106461250A CN 106461250 A CN106461250 A CN 106461250A CN 201580030908 A CN201580030908 A CN 201580030908A CN 106461250 A CN106461250 A CN 106461250A
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CN
China
Prior art keywords
discharge
cap
cut
cylindrical part
cone
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.)
Pending
Application number
CN201580030908.XA
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Chinese (zh)
Inventor
李英姫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CN106461250A publication Critical patent/CN106461250A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/02Roof ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/04Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/082Grilles, registers or guards
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20Casings or covers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24Means for preventing or suppressing noise
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F2007/001Ventilation with exhausting air ducts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F2007/004Natural ventilation using convection
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/50Air quality properties
    • F24F2110/52Air quality properties of the outside air

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)
  • Duct Arrangements (AREA)
  • Building Environments (AREA)

Abstract

An invention regarding a ventilation unit is disclosed. The disclosed ventilation unit comprises: a fixing member coupled to an exhaust tube, through which exhaust gas is discharged; a discharge cap portion comprising a hollow discharge flange portion, which is coupled to the fixing member, and a discharge cone portion, which extends from the discharge flange portion, and which has a narrow upper side and a wide lower side; a finish cap portion comprising a hollow finish flange portion, which is arranged to be spaced from the discharge flange portion, a finish cone portion, which extends from the finish flange portion, and which has a narrow upper side and a wide lower side; and a finish plate portion, which closes the upper end of the finish cone portion; and a spacing member for fixing the discharge cap portion and the finish cap portion to be spaced from each other, wherein the discharge cone portion overlaps with the finish cone portion.

Description

Annular mechanism
Technical field
The present invention relates to annular mechanism, more specifically, relate to a kind of blast pipe being incorporated into chimney or chimney etc., And when discharge gas is upwards drawn and deliver to outside according to the side of Bernoulli's theorem by air-flow by utilization, can suppress The noise being produced by air-flow because of side, is prevented by the annular mechanism of outside strong wind-induced contrary wind.
Background technology
The upper end of chimney install motorless annular mechanism, in order to by means of the external environment condition such as air pressure or wind change also Can make to become excellent along the exhaust efficiency discharging gas that chimney rises.Particularly possess and dip down from mediad marginal portion Oblique fin, and form cover on the upper strata of fin, so that rainwater or moisture etc. cannot be introduced into chimney.Then, utilization is exerted according to uncle Discharge gas is upwards drawn in the side of profit theorem by air-flow, so that discharge gas is rapidly via the top of chimney, thus edge The discharge gas that chimney rises can be quickly discharged into air.As related art, there is Ebrean Registered Patent publication 10- No. 0321573 (2002.01.09. authorizes, denomination of invention:Fixed annular mechanism).
Content of the invention
Technical problem
The purpose of invention is to provide a kind of annular mechanism, and described annular mechanism is utilizing the side according to Bernoulli's theorem When discharge gas upwards being drawn and delivered to outside by air-flow, the noise being produced because of side can be suppressed by air-flow, Prevent the strong wind-induced contrary wind of outside.
Technical scheme
It is characterised by according to the annular mechanism of the present invention, including:Fixed component, described fixed component is incorporated into discharge gas The blast pipe that body is discharged;Discharge cap, described discharge cap include being incorporated into the hollow of described fixed component discharge flange part, The up-narrow and down-wide discharge cone barrel portion extending from described discharge flange part;Cut-off cap, described cut-off cap includes from described Discharge the cut-off flange part of flange part hollow arranged apart, the up-narrow and down-wide cut-off cone cylinder extending from described cut-off flange part The cut-off plate portion of the upper end of shape portion and the described closing cone cylindrical part of closing;And separating means, described separating means is spaced from each other Fix described discharge cap with described cut-off cap;Described discharge cone barrel portion is overlapping with described closing cone cylindrical part.
Wherein, it is characterised in that
When the lower width portion diameter that a is described discharge cone barrel portion or described closing cone cylindrical part,
B is the upper narrow portion diameter of described discharge cone barrel portion or described closing cone cylindrical part,
C is the height of described discharge cone barrel portion or described closing cone cylindrical part,
D is the stack height of described discharge cone barrel portion and described closing cone cylindrical part,
E is that described discharge cap ends cap separated by a distance with described,
When y is described lower width portion diameter with described upper narrow portion diameter poor,
For a (n)=y (n)+b (n), (n=1,2,3 ...), meet
B (n)=10n+50, (n=1,2,3 ...),
Y (n)=60+5 ((n-1)/2), (n=1,3,5 ...) or
Y (n)=50+5 ((n-2)/2), (n=2,4,6 ...) and relational expression,
For d (n)=c (n)-e (n), (n=1,2,3 ...), meet
C (n)=5n+15, (n=1,2,3 ...),
E (n)=8+7 ((n-1)/2), (n=1,3,5 ...) or
E (n)=13+7 ((n-2)/2), (n=2,4,6 ...) relational expression.
Invention effect
Discharge gas is upwards drawn by air-flow based on the side of Bernoulli's theorem by the annular mechanism of the present invention in utilization When going out and deliver to outside, the noise being produced by air-flow because of side can be suppressed, prevent by outside strong wind-induced contrary wind.
The particularly present invention can standardize the size of each parts, can be according to the capacity discharging gas or blast pipe Size etc. and suitably by accept or reject in the way of select.
It is detained in annular mechanism in addition, the present invention is possible to prevent to discharge gas, prevent foreign matter from flowing into inside blast pipe, press down Make or prevent blast pipe or the blocking of annular mechanism.
In addition, the fixing simplicity of the grid part of the present invention, being possible to prevent grid part to move about, suppression is drawn by grid part The noise rising, and prevent by the strong wind-induced contrary wind in outside.
In addition, the present invention can make annular machine structure and blast pipe connect or the connection between each parts becomes convenient, and anti- The security incident only causing because taking annular mechanism.
In addition, the present invention can provide the modular annular mechanism according to the size of blast pipe, arrange easily, and pass through Lightweight and cost-effective, prevent due to because of the high wind such as typhoon inverse wind-induced annular mechanism disappear or damage.
Brief description
Fig. 1 is the stereogram illustrating annular mechanism according to an embodiment of the invention.
Fig. 2 is the profile illustrating the bonding state of annular mechanism according to an embodiment of the invention.
Fig. 3 is the exploded view illustrating annular mechanism according to an embodiment of the invention.
Fig. 4 is the stereogram illustrating the grid part in annular according to an embodiment of the invention mechanism.
Fig. 5 is the profile illustrating the dimensional state of annular mechanism according to an embodiment of the invention.
Reference
10:Fixed component, 11:Fixing sleeve part, 13:Fixing flange part,
131:First hole, 132:Fixed jaw portion, 133:Fin part,
134:Fixed bend pars convoluta, 20:Grid part, 21:Grid ring portion,
211:Interconnecting part, 23:Wet end, 25:Grid slit portion,
251:Slit pore portion, 252:Inclined lead part, 30:Discharge cap,
31:Discharge flange part, 312:Second hole, 33:Discharge cone barrel portion,
331:Tap portion, 301:Discharge bend, 40:Cut-off cap,
41:Cut-off flange part, 413:3rd hole, 43:Closing cone cylindrical part,
45:Cut-off plate portion, 401:Cut-off bend, 50:Separating means,
51:Separate sleeve part, 501:Through hole portion, 53:Secure component,
531:Fastening bolt, 533:Clamp nut,
A is the lower width portion diameter in discharge cone barrel portion or closing cone cylindrical part,
B is the upper narrow portion diameter in discharge cone barrel portion or closing cone cylindrical part,
C is the height in discharge cone barrel portion or closing cone cylindrical part,
D is the stack height in discharge cone barrel portion and closing cone cylindrical part,
E is for discharging cap with cut-off cap separated by a distance.
Detailed description of the invention
With reference to the accompanying drawings, an embodiment of the annular mechanism according to the present invention is described.During this, for explanation Definition and facility, the width of the line of diagram or the size etc. of inscape can be illustrated in accompanying drawing turgidly.
In addition, term described later is as the term defining in view of the function in the present invention, it can be because of user, utilization The intention of person or convention and change.Therefore, the definition to this term should be made based on this specification in the whole text content.
Fig. 1 is the stereogram illustrating annular mechanism according to an embodiment of the invention, and Fig. 2 is that diagram is according to the present invention one The profile of the bonding state of the annular mechanism of individual embodiment, Fig. 3 is to illustrate annular mechanism according to an embodiment of the invention Exploded view, Fig. 4 is the stereogram of grid part illustrating in annular mechanism according to an embodiment of the invention, and Fig. 5 is figure Show the profile of the dimensional state of annular mechanism according to an embodiment of the invention.
Referring to figs. 1 through Fig. 5, then annular mechanism is used for combining at such as chimney or chimney according to an embodiment of the invention Deng blast pipe 100 on and by air-flow, discharge gas is upwards drawn according to the side of Bernoulli's theorem utilizing and delivers to When outside, suppressing or prevent the noise being produced because of side by air-flow, annular mechanism can include fixed component the 10th, discharge cap The 30th, portion ends cap the 40th, separating means 50, can also include grid part 20.
Fixed component 10 is incorporated into discharges the blast pipe 100 that gas is discharged.Fixed component 10 includes the end with blast pipe 100 The fixing sleeve part 11 of the hollow of portion's Intercalation and in order to support discharge cap 30 or cut-off cap 40 and at fixing sleeve part The edge of 11 extends the fixing flange part 13 being formed.
Wherein, fix flange part 13 can include the edge of fixing sleeve part 11 extend formed fin part 133 and The edge of fin part 133 processes fixed bend pars convoluta 134 in curved manner.
In fin part 13,3 can be formed through the first hole 131 for being combined with separating means 50.First hole 131 Can be multiple and be spaced from each other and limit the position that arranges of separating means 50, and prevent from ending cap 40 and discharge cap 30 Travelling.Illustrating the first hole 131 in the drawings is four and by being equally spaced formation, but is not limited to this, can according to every Open the arrangement interval of parts 50 and be changed to various.
By fixed bend pars convoluta 134, can be with the security incident of prevention work personnel.
Fixed bend pars convoluta 134 is to be curved in the way of wrapping up the edge discharging flange part of discharge cap 30 described later Process, such that it is able to fixed component 10 and discharge cap 30 are carried out modularization or integration, and be possible to prevent foreign matter to flow into Between fixed component 10 and discharge cap 30.
Discharge cap 30 to be incorporated into fixed component 10 and form the discharge path discharging gas.Discharge cap 30 can include Be incorporated into fixed component 10 hollow discharge flange part 31 and from discharge that flange part 31 extends up-narrow and down-wide and open certain The discharge cone barrel portion 33 of angle (θ).
Wherein, discharging in flange part 31, corresponding to the first hole 131, can be formed through for separating means 50 In conjunction with the second hole 312.Second hole 312 also can be changed to various according to the arrangement interval of separating means 50.
In addition, in discharging cone barrel portion 33, be formed through the tap portion 331 connecting with blast pipe 100.Now, Up-narrow and down-wide mean from discharge flange part 31 to discharge cone barrel portion 33 end, the diameter in tap portion 331 is less and less. Meanwhile, the bottom in the tap portion 331 towards blast pipe 100 side is referred to as the lower width portion discharging cone barrel portion 33, will discharge The upper end in hole portion 331 is referred to as the upper narrow portion discharging cone barrel portion 33.
Discharge flange part 31 edge and discharge cone barrel portion 33 end at least some, in curved manner Process and discharge bend 301, such that it is able to the security incident of prevention work personnel.
Cut-off cap 40 is arranged apart from discharging cap 30.Cut-off cap 40 can include from discharge flange part 31 every Open arrangement hollow cut-off flange part the 41st, from cut-off flange part 41 extend closing cone cylindrical part wide at the top and narrow at the bottom 43rd, to cut Only the end in cone barrel portion 43 carries out airtight cut-off plate portion 45.
Now, up-narrow and down-wide mean from cut-off the end to closing cone cylindrical part 43 for the flange part 41, the closing cone of hollow The diameter of cylindrical part 43 is less and less.Meanwhile, the bottom of the closing cone cylindrical part 43 towards blast pipe 100 side is referred to as cut-off The upper end of closing cone cylindrical part 43 or the diameter in cut-off plate portion 45 are referred to as closing cone cylindrical part by the lower width portion in cone barrel portion 43 The upper narrow portion of 43.
In addition, cut-off flange part 41 in, correspond to the first hole 131 or the second hole 312, can be formed through for The 3rd hole 413 that separating means 50 combines.3rd hole 413 also can be changed according to the arrangement interval of separating means 50.
In addition, at the edge of cut-off flange part 41, process cut-off bend 401 in curved manner, such that it is able to prevention The security incident of staff.
In addition, cut-off plate portion 45 is to be formed in the way of the increasingly subsidence of blast pipe 100 center from edge to center , thus naturally induced side to downside by air-flow and extrude laterally, and side can be offset by air-flow and row Go out interfering of gas, and stably discharge gas.In one embodiment of the invention, ending plate portion 45 can be with The center of the shape orientation blast pipe 100 of arc is formed in the way of hollowly subsidence.
Discharge cap 30 and cut-off cap 40 are spaced from each other fixing by separating means 50.Separating means 50 can include to row Go out cap 30 and cut-off cap 40 carries out separating separating sleeve part 51 and separating sleeve part 51 and be fixed on discharge cap of support 30 and cut-off cap 40 secure component 53.
Wherein, separate sleeve part 51 can be formed with through hole portion 511 at through and with the first hole, hole 131 to the 3rd At least some connection in 413.
Secure component 53 includes fastening bolt 531 and clamp nut 533, and fastening bolt 531 is inserted in the first hole 131 to In three holes 413 at least some and separate the through hole portion 511 of sleeve part 51 and be supported, clamp nut 533 with screw thread tie Conjunction mode is combined with fastening bolt 531 and will separate sleeve part 51 and be fixed on discharge cap 30 and cut-off cap 40.Separate sleeve Discharge cap 30 and cut-off cap 40 are fixed in portion 51, thus are possible not only to stably keep discharging cap 30 and cut-off cap 40 Separated by a distance, and to be possible to prevent to discharge cap 30 travelling in cut-off cap 40.
In the annular mechanism of another embodiment of the present invention, grid part 20 may be inserted in fixed component 10 and discharge cap Between portion 30, in order to the discharge direction of gas is discharged in change.Grid part 20 can include:Grid ring portion 21, grid ring portion 21 It for hollow, is inserted in and is supported between fixed component 10 and discharge cap 30;Wet end 23, wet end 23 is web frame, and with knot The mode closed is fixed on the grid ring portion 21 of hollow;Grid slit portion 25, grid slit portion 25 is fixed on net in the way of being laminated Portion 23, in order to the discharge direction of gas is discharged in change.
Being formed through interconnecting part 211 in grid ring portion 21, wet end 23 can be fixed in the way of being overlapped in interconnecting part 211 In grid ring portion 21.
Now, it in grid slit portion 25, has been formed through slit pore portion 251, and from the edge, edge of grid slit portion 25 The discharge direction discharging gas, protrude with being inclined upwardly and be formed with inclined lead part 252.Wherein, and non-limiting slit pore portion The arrangement of 251 or the arrangement of inclined lead part 252.For the plate face of grid slit portion 25, can be with longitudinal or horizontal To or known various form such as Radiation or circular concentric arrange.
In the case of being attached with grid part 20, possess in fixed component 10 or discharge cap 30 and lay and support lattice The fixed jaw portion 132 of grid parts 20, such that it is able to stably supportive grid parts 20, and can suppress or prevent grid part 20 Travelling.As an example, fixed jaw portion 132 is provided to fix sleeve part 11 and fixing flange part 13 in fixed component 10 The angle part intersected, such that it is able to lay the grid ring portion 21 of simultaneously supportive grid parts 20.As another example, fixed jaw portion 132 are provided to discharge flange part 31 in discharging cap 30 and discharge the angle part that cone barrel portion 33 intersects, such that it is able to lay And the grid ring portion 21 of supportive grid parts 20.
In annular mechanism according to an embodiment of the invention, in the way of overlapped, arrange closing cone cylindrical part 43 With discharge cone barrel portion 33, such that it is able to suppression or prevent because side is produced noise by air-flow.More specifically, cone is discharged The upper narrow portion of cylindrical part 33 constitutes the state being inserted in closing cone cylindrical part 43, thus understands to arrange in the way of overlapped and cut Only cone barrel portion 43 and discharge cone barrel portion 33.
In view of the noise level etc. being produced in annular mechanism by air-flow by wind speed and the side of air-flow by side, And to the result tested of dependency relation discharged between cap 30 and cut-off cap 40, do not producing noise or noise is notable In the state of reduction, discharge cap 30 and the size measurement of cut-off cap 40 is as follows.
Wherein, a is for discharging the lower width portion diameter in cone barrel portion 33 or closing cone cylindrical part 43,
B is the upper narrow portion diameter in discharge cone barrel portion 33 or closing cone cylindrical part 43,
C is the height in discharge cone barrel portion 33 or closing cone cylindrical part 43,
D is the stack height in discharge cone barrel portion 33 and closing cone cylindrical part 43,
E is for discharging cap 30 and ending cap 40 separated by a distance.
Now, the result of the mutual dependency relation of a, b, c, d, e is examined or check,
When y be wide portion diameter under discharging in cone barrel portion 33 or closing cone cylindrical part 43 and upper narrow portion diameter poor when,
For a (n)=y (n)+b (n), (n=1,2,3 ...), can derive
B (n)=10n+50, (n=1,2,3 ...),
Y (n)=60+5 ((n-1)/2), (n=1,3,5 ...)
Or
Y (n)=50+5 ((n-2)/2), (n=2,4,6 ...) relational expression.
In addition, for d (n)=c (n)-e (n), (n=1,2,3 ...), can derive
C (n)=5n+15, (n=1,2,3 ...),
E (n)=8+7 ((n-1)/2), (n=1,3,5 ...) or e (n)=13+7 ((n-2)/2), (n=2,4, 6 ...) relational expression.
According to described relational expression, discharge cap 30 and the size of cut-off cap 40 changes regularly, such that it is able to regularization Discharge cap 30 and the size of cut-off cap 40, and by such normalized each parts, modularization carried out to annular mechanism, Such that it is able to suppression or prevent from being arranged in the annular mechanism of blast pipe 100 because side is produced noise by air-flow.
Described relational expression be remove problem points and to measurement data be combined and derive as a result, it is possible to prompting as above The effect of described raising.
According to described annular mechanism, gas will be discharged upwards utilizing the side based on Bernoulli's theorem by air-flow When drawing and deliver to outside, can suppress or prevent the noise because side is produced and contrary wind by air-flow.
Particularly can standardize the size of each parts, can be according to discharging the capacity of gas or the big of blast pipe 100 Little grade and suitably by accept or reject in the way of select.
It is detained in annular mechanism furthermore it is possible to prevent discharging gas, prevent foreign matter from entering blast pipe 100 internal, suppression Or prevent blast pipe 100 or the blocking of annular mechanism.
It in addition, the fixing simplicity of grid part 20, is possible to prevent grid part 20 to move about, suppresses or prevent by grid part 20 noises causing.
Furthermore it is possible to make annular mechanism and blast pipe 100 connect or each parts between connection become convenient, and prevent because of Take annular mechanism and the security incident that causes.
Furthermore it is possible to provide the modular annular mechanism according to the size of blast pipe 100, arrange easily, pass through light weight Change and cost-effective, prevent owing to the annular mechanism that causes because of the high wind such as typhoon (against the wind) disappears and damage.
The present invention is illustrated with embodiment shown in the drawings for reference, but this is exemplary, as long as ability The technical staff in territory, then will understand that the other embodiments that can be derived there various deformation and equalization.
The technical protection scope of the present invention should be determined by according to claims.

Claims (4)

1. an annular mechanism, it is characterised in that include:
Fixed component, described fixed component is incorporated into discharges the blast pipe that gas is discharged;
Discharging cap, described discharge cap includes the discharge flange part being incorporated into the hollow of described fixed component and from described discharge The up-narrow and down-wide discharge cone barrel portion that flange part extends;
Cut-off cap, described cut-off cap includes the cut-off flange part from described discharge flange part hollow arranged apart, from institute State the cut-off plate of up-narrow and down-wide closing cone cylindrical part upper end of described closing cone cylindrical part with closing that cut-off flange part extends Portion;And
Separating means, described separating means fixes described discharge cap and described cut-off cap with being spaced from each other;
Described discharge cone barrel portion is overlapping with described closing cone cylindrical part.
2. annular mechanism according to claim 1, it is characterised in that
Also including grid part, described grid part is inserted between described fixed component and described discharge cap, in order to change Discharge the discharge direction of gas.
3. annular mechanism according to claim 2, it is characterised in that
In at least one of described fixed component and described discharge cap, possess to have and lay and support consolidating of described grid part Determine jaw portion.
4. annular mechanism as claimed in any of claims 1 to 3, it is characterised in that
When the lower width portion diameter that a is described discharge cone barrel portion or described closing cone cylindrical part,
B is the upper narrow portion diameter of described discharge cone barrel portion or described closing cone cylindrical part,
C is the height of described discharge cone barrel portion or described closing cone cylindrical part,
D is the stack height of described discharge cone barrel portion and described closing cone cylindrical part,
E is that described discharge cap ends cap separated by a distance with described,
When y is described lower width portion diameter with described upper narrow portion diameter poor,
For a (n)=y (n)+b (n), (n=1,2,3 ...), meet
B (n)=10n+50, (n=1,2,3 ...),
Y (n)=60+5 ((n-1)/2), (n=1,3,5 ...)
Or y (n)=50+5 ((n-2)/2), (n=2,4,6 ...) and relational expression,
For d (n)=c (n)-e (n), (n=1,2,3 ...), meet
C (n)=5n+15, (n=1,2,3 ...),
E (n)=8+7 ((n-1)/2), (n=1,3,5 ...) or e (n)=13+7 ((n-2)/2), (n=2,4,6 ...) Relational expression.
CN201580030908.XA 2014-06-09 2015-05-29 Ventilation unit Pending CN106461250A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2014-0069411 2014-06-09
KR1020140069411A KR101604819B1 (en) 2014-06-09 2014-06-09 Ventilator
PCT/KR2015/005419 WO2015190728A1 (en) 2014-06-09 2015-05-29 Ventilation unit

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Publication Number Publication Date
CN106461250A true CN106461250A (en) 2017-02-22

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Application Number Title Priority Date Filing Date
CN201580030908.XA Pending CN106461250A (en) 2014-06-09 2015-05-29 Ventilation unit

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Country Link
US (1) US20170108234A1 (en)
KR (1) KR101604819B1 (en)
CN (1) CN106461250A (en)
WO (1) WO2015190728A1 (en)

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USD796663S1 (en) * 2015-07-08 2017-09-05 Jeffrey L. Mitchell Pipe boot cover
KR102067038B1 (en) * 2018-04-27 2020-02-11 박태업 Vent cap for using duct
KR20240078822A (en) 2022-11-28 2024-06-04 이영자 Vent cap for using duct

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JP2001124379A (en) * 1999-10-27 2001-05-11 Sanix Inc Ventilation device by omnidirectional suction and building ventilation structure using the same
KR100479390B1 (en) * 2002-05-28 2005-03-28 권윤길 ventilator
CN2689103Y (en) * 2004-04-12 2005-03-30 李永光 Anti-backward flowing negative pressure ballistic cap
CN2879007Y (en) * 2006-01-23 2007-03-14 聂法玉 Jet injection exhaust downdraught prevention cap

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