CN107130771B - Multi-air-inlet smoke exhaust air passage - Google Patents
Multi-air-inlet smoke exhaust air passage Download PDFInfo
- Publication number
- CN107130771B CN107130771B CN201710221001.2A CN201710221001A CN107130771B CN 107130771 B CN107130771 B CN 107130771B CN 201710221001 A CN201710221001 A CN 201710221001A CN 107130771 B CN107130771 B CN 107130771B
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- flue
- main
- flue gas
- panel
- smoke exhaust
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/02—Vertical ducts; Channels, e.g. for drainage for carrying away waste gases, e.g. flue gases; Building elements specially designed therefor, e.g. shaped bricks or sets thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ventilation (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention relates to a smoke exhaust air passage with multiple air inlets, which comprises a main smoke passage formed by at least one main panel or formed by at least one main panel and other fixed walls, and at least one branch smoke passage attached to or formed or installed on the inner wall of the main smoke passage; the main flue gas channel is a cavity with upper and lower ends open, the lower end of the main flue gas channel is closed, the upper end of the main flue gas channel is open and communicated with the main flue gas channel, one side of the main flue gas channel is at least provided with two openable air inlets used for guiding external flue gas to enter the main flue gas channel, after any air inlet is opened, the main flue gas channel is communicated with the outside of the main flue gas channel, and the air inlets are distributed up and down along the main flue gas channel. When the invention is installed, a user can select to open any air inlet according to the requirement so as to adapt to installing the range hood with different styles, the safety is improved, the smoke and smell can not be caused, the air inlet which is not opened on the smoke exhaust air passage can not leak air, and the invention has better application effect.
Description
Technical Field
The invention relates to a smoke exhaust duct, in particular to a smoke exhaust duct with multiple air inlets.
Background
The current smoke exhaust air flue used in various residential building kitchen toilets generally comprises a main smoke air flue, wherein the main smoke air flue is a cavity with an open upper end face and an open lower end face, and is generally provided with only one air inlet for being connected with a smoke exhaust pipe of a smoke exhaust ventilator. The smoke exhaust air passages of households on different floors are mutually connected, and after the smoke exhaust ventilator is started, the smoke enters the smoke exhaust air passages through the air inlets of the households and then enters the main smoke exhaust air passage, and is discharged through the hood openings arranged on the roof in a concentrated manner. For each layer of users, the smoke exhaust air passage is only provided with one air inlet, and is only suitable for being arranged on a kitchen wall and is a high-level hanging type smoke exhaust ventilator, along with the technical progress, smoke exhaust hoods which are closely attached to kitchen gas stoves are now arranged, for example, an integrated stove is arranged at a lower position, a section of longer smoke exhaust pipe is exposed outside in butt joint with the existing smoke exhaust air passage air inlet, firstly, decoration is not good, secondly, the smoke exhaust pipe is overlong, potential safety hazards exist, thirdly, some users buy the integrated stove, and because the outside of the smoke exhaust air passage is not provided with a marking structure, the internal structure of the smoke exhaust air passage is not known, and for convenience in installation, the air inlets are randomly arranged on a panel of the smoke exhaust air passage, so that a plurality of air inlets or parts of the air inlets are separated outside the range covered by the smoke exhaust air passage, and artificial smoke exhaust odor and fire are caused, and the use requirements of the users are difficult to meet.
The present invention has been made in view of this.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a multi-air-inlet smoke exhaust air passage which can be matched with a plurality of different types of smoke exhaust hoods.
In order to achieve the purpose, the invention adopts the following technical scheme:
the smoke exhaust air passage with multiple air inlets comprises a main smoke passage formed by at least one main panel or formed by at least one main panel and other fixed walls, and at least one branch smoke passage attached to or formed or installed on the inner wall of the main smoke passage; the main flue gas channel is a cavity with upper and lower ends open, the lower end of the main flue gas channel is closed, the upper end of the main flue gas channel is open and communicated with the main flue gas channel, one side of the main flue gas channel is at least provided with two openable air inlets used for guiding external flue gas to enter the main flue gas channel, after any air inlet is opened, the main flue gas channel is communicated with the outside of the main flue gas channel, and the air inlets are distributed up and down along the main flue gas channel.
Further, the cigarette air flue is a small cavity formed by at least one small panel and a main panel, part of the main panel forms the outer side wall of the cigarette air flue, and the air inlet is arranged on the main panel and is sealed by a sealing structure arranged on the main panel. The main panel forms part of the side wall of the cigarette flue, so that the material can be saved, and the strength is better.
Further, the edge of the sealing structure is provided with a weak area connected with the main panel, and the strength of the weak area is lower than that of other parts of the sealing structure, so that the weak area is easy to break, and the weak area defines the boundary of the air inlet. When the air inlet is opened, the air inlet can be opened only by beating the area surrounded by the weak area by using the hammer, so that the main flue is very convenient and cannot be damaged, and the air inlet does not deviate from the coverage range covered by the branch flue.
Further, the line of weakness may be formed by a continuous or intermittent groove in the outer surface of the main panel or by a plurality of small holes having a depth less than or equal to the thickness of the main panel.
Further, a plurality of annular nested weak bands are arranged on the edge of the sealing structure, and the strength of the inner ring weak band is smaller than or equal to that of the outer ring weak band. When the air inlet is opened, the air inlet with the smallest diameter can be knocked out firstly, the air inlet with the smaller diameter is not suitable to be knocked out again, the air inlet is gradually enlarged, and the air inlet is not easy to damage to cause smoke leakage by secondary pushing.
Further, the main flue is formed by combining a main panel and other fixed walls, the main panel is an arc-shaped panel or an L-shaped panel, and corners which are adaptive to and connected with the surfaces of the fixed walls are arranged at the edges of two sides of the main panel.
Further, the main panel comprises a front panel, a rear panel, a left side plate and a right side plate, and is connected to form the main flue; the cigarette flue is arranged on the front panel, and the air inlet is arranged on the front panel to enable the cigarette flue to be communicated with the outside of the main flue.
Further, still be equipped with the lower cigarette flue in the main flue, the lower cigarette flue is located a flue under to set up with a flue interval certain distance, lower cigarette flue's upper and lower both ends link up, and the lower extreme extends to with main flue bottom parallel and level, the upper end and the main flue upper end parallel and level of a flue. When a plurality of flue that discharges fume are combined, the top of the flue that discharges fume that is in the lower level is docked with the bottom of the flue that discharges fume that is in the upper position, and wherein the lower flue that discharges fume of lower level props up the lower extreme butt joint of the lower flue that props up the flue that discharges fume of upper level, and then has prolonged the length that props up the flue, plays better purpose that prevents flue gas refluence.
Further, at least one air inlet is positioned above 1/2 of the height of the main flue, and one air inlet is positioned below 1/2 of the height of the main flue.
Further, a marking structure for marking the position of the branch flue is further arranged on the outer surface of the main flue, the marking structure is a line structure which is formed by grooves or bulges or coatings and coincides with the boundary of the branch flue, and the air inlet is arranged in an area surrounded by the marking structure. When the preset air inlet can not meet the use requirement, the air inlet can be additionally formed in an area surrounded by the wire, and the air inlet and the smoke branch channel can be communicated, so that smoke leakage and smell can not occur.
After the technical scheme of the invention is adopted, the following beneficial effects are brought:
after the multi-air-inlet smoke exhaust air passage is installed, two unopened air inlets are formed in the outer side wall surface of the smoke exhaust air passage, a user can select to open any one of the air inlets according to requirements so as to adapt to installation of smoke exhaust hoods of different styles, overlong smoke exhaust pipes are prevented from being exposed outside the smoke exhaust hoods, safety is improved, smoke and smell are not caused, and the unopened air inlets on the smoke exhaust air passage are free from air leakage, so that the multi-air-inlet smoke exhaust air passage has a good application effect.
Drawings
Fig. 1: the structure diagram of the first embodiment of the invention;
fig. 2: in the first embodiment of the invention, a part of the main flue gas channel is removed to form a structure diagram;
fig. 3: the structure diagram of the second embodiment of the invention;
fig. 4: the structure diagram of the third embodiment of the invention;
fig. 5: the use and installation schematic diagram of the invention;
fig. 6: a partially enlarged schematic view of Y of fig. 5;
wherein: 1. the main panel 2, the main flue gas channel 3, the small panel 4, the branch flue gas channel 5, the air inlet 6, the sealing structure 7, the weak area 8, the marking structure 9, the floor slab 10, the lower branch flue gas channel 11 and the wall body.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 6, a multi-inlet flue gas duct includes a main flue gas duct 2 composed of at least one main panel 1 or composed of at least one main panel 1 and other fixed walls, and at least one branch flue gas duct 4 located in the main flue gas duct 2; the main flue gas channel 2 is a cavity with open upper and lower ends, the main flue gas channels 2 are connected up and down, sequentially penetrate through each floor 9, and the main flue gas channel 2 at the top end is connected with a hood at the roof. The branch flue gas channel 4 is attached to or formed or installed on the inner wall of the main flue gas channel 2, the lower end of the branch flue gas channel 4 is closed, the upper end of the branch flue gas channel is open and is communicated with the main flue gas channel 2, at least two openable air inlets 5 used for guiding flue gas outside the main flue gas channel 2 to enter the branch flue gas channel 4 are arranged on one side of the branch flue gas channel 4, after any one air inlet 5 is opened, the branch flue gas channel 4 is communicated with the outside of the main flue gas channel 2, and the air inlets 5 are distributed up and down along the branch flue gas channel 4. The outside flue gas enters the branch flue gas channel 4 through the air inlet 5 firstly, then enters the main flue gas channel 2 through the opening at the upper end of the branch flue gas channel 4, and the arrangement mode of the branch flue gas channel 4 can prevent the flue gas from flowing reversely, so that the flue gas is prevented from flowing reversely from the air inlet 5.
Example 1
As shown in fig. 1 and 2, specifically, the main flue 2 is composed of a main panel 1, and the main panel 1 includes front and rear panels and left and right side panels, and is connected to form the main flue 2. The smoke branch channel 4 is a small cavity formed by at least one small panel 3 and the main panel 1, part of the main panel 1 forms the outer side wall of the smoke branch channel 4, the air inlet 5 is arranged on the part of the main panel 1 forming the outer side wall of the smoke branch channel 4 and is sealed by the sealing structure 6 arranged on the main panel 1, the sealing structure 6 is easy to open, and the smoke exhaust pipe of the smoke exhaust ventilator is conveniently connected with the air inlet 5. It should be noted that the branch flue 4 may also be an independent tubular structure, and be installed on the inner wall of the main flue 2 after being manufactured separately, and the same side of the branch flue 4 and the main flue 2 is respectively provided with an air inlet 5 which is mutually communicated, so that the branch flue 4 is communicated with the outside of the main flue 2.
Specifically, the section of the main flue gas channel 2 formed by the front panel, the rear panel, the left side plate and the right side plate is rectangular. The smoke exhaust channel 4 is arranged on the front panel, the part structure of the front panel forms the outer side wall of the smoke exhaust channel 4, other parts of the smoke exhaust channel 4 are formed by mutually connecting independent small panels 3, the front panel is provided with the air inlet 5, the smoke exhaust channel 4 is communicated with the outside of the main smoke exhaust channel 2, after the air inlet 5 is opened, the smoke exhaust channel can be connected with a smoke exhaust pipe of the smoke exhaust ventilator, smoke exhausted from the smoke exhaust pipe firstly enters the smoke exhaust channel 4 through the air inlet 5, then enters the main smoke exhaust channel 2 along the smoke exhaust channel 4, and finally is exhausted by a hood on the roof.
Preferably, the edge of the sealing structure 6 is provided with a line of weakness 7 connected to the main panel 1, the line of weakness 7 being of lower strength than the rest of the sealing structure 6 so that the line of weakness 7 is prone to breakage, the line of weakness 7 defining the boundary of the air intake. When the air inlet 5 needs to be opened, the weak area 7 can be broken only by knocking the weak area 7, so that the sealing structure 6 is detached from the front panel, and the air inlet 5 is opened.
The weakening zone 7 is formed by a continuous or intermittent groove in the outer surface of the main panel 1 or by a plurality of small holes having a depth less than or equal to the thickness of the main panel 1. When the sealing structure 6 is impacted, stress will be concentrated on the line of weakness 7, thereby making the line of weakness 7 prone to breakage.
Because the diameters of the smoke exhaust pipes of the smoke exhaust ventilator in the market are different, in order to be convenient for adapt to the smoke exhaust pipes with different sizes, the edge of the sealing structure 6 is provided with a plurality of annular nested weak strips 7, wherein the strength of the inner ring of weak strips 7 is smaller than or equal to that of the outer ring of weak strips 7. When the air inlet 5 is opened, the air inlet 5 with the smallest diameter can be knocked out firstly, the air inlet 5 with the larger diameter is not suitable to be knocked out, and the air inlet 5 is gradually enlarged, so that the air inlet 5 is not easy to be damaged by secondary pushing to cause smoke leakage.
Preferably, a lower flue gas channel 10 is further arranged in the main flue gas channel 2, the lower flue gas channel 10 is located under the flue gas channel 4 and is arranged at a certain distance from the flue gas channel 4, the upper end and the lower end of the lower flue gas channel 10 are communicated, the lower end of the lower flue gas channel 10 extends to be flush with the bottom end of the main flue gas channel 2, and the upper end of the flue gas channel 4 is flush with the upper end of the main flue gas channel 2. When a plurality of flue gas flue combinations, the top of the flue gas flue that is in the lower level is docked with the bottom of the flue gas flue that is in the upper position, and wherein the lower flue gas flue's that is in the lower level props up the lower extreme butt joint of flue gas flue 4 and the lower extreme of the lower flue gas flue 10 of the flue gas flue that is in the upper position, and then has prolonged the length of props up flue gas flue 4, plays better purpose that prevents flue gas backflow.
Preferably, the air inlet 5 is positioned at least at a position above 1/2 of the height of the main flue 2 and at a position below 1/2 of the height of the main flue 2. The higher air inlet 5 is used for installing a hanging type smoke exhaust ventilator, and the lower air inlet 5 is suitable for being closely attached to the smoke exhaust ventilator of the kitchen gas stove.
Preferably, in order to prevent from crossing the range of the branch flue 4 when the air inlet 5 is opened, the outer surface of the main flue 2 is further provided with a marking structure 8 for marking the position of the branch flue 4, the marking structure 8 is a line structure formed by grooves or protrusions or coatings and overlapped with the boundary of the branch flue 4, and the air inlet 5 can be additionally arranged in an area surrounded by lines as required, and the air inlet 5 and the branch flue 4 can be communicated.
Example two
In this embodiment, as shown in fig. 3, the main flue 2 is formed by combining a main panel 1 and other fixed walls 11, the main panel 1 is a single arc-shaped plate, and corners adapted to and connected with the surfaces of the fixed walls 11 are provided at the edges of both sides of the main panel 1. Specifically, the main panel 1 is disposed at a corner, and is connected to two walls 11 constituting the corner, to form the main flue 2. The branch flue 4 is attached to the inner side of the main panel 1, and the air inlet 5 is arranged on the main panel 1 and is sealed by a sealing structure 6 arranged on the main panel 1. Other structures of this embodiment are the same as those of the first embodiment, and will not be described in detail here.
Example III
As shown in fig. 4, the difference between the present embodiment and the second embodiment is that the main panel 1 is an L-shaped panel, and the cross section of the main panel is L-shaped, and the main panel is disposed at a corner, and is connected to two wall bodies 11 forming the corner, so as to form the main flue 2.
While the foregoing is directed to embodiments of the present invention, it will be appreciated by those skilled in the art that various changes and modifications can be made without departing from the principles of the invention, and it is intended to cover the invention as defined in the appended claims.
Claims (7)
1. The smoke exhaust air passage with multiple air inlets comprises a main smoke passage formed by at least one main panel or formed by at least one main panel and other fixed walls, and at least one branch smoke passage attached to or formed or installed on the inner wall of the main smoke passage; the main flue gas way is the open cavity in upper and lower both ends, the lower extreme of a flue gas way is sealed, and the upper end is uncovered and communicates its characterized in that with main flue gas way: two unopened air inlets which are alternatively opened and used for guiding external flue gas to enter the flue gas branch channels are arranged on one side of the flue gas branch channels, the air inlets are arranged on the main panel and sealed by a sealing structure arranged on the main panel, the edges of the sealing structure are provided with weak strips which are connected with the main panel, the strength of the weak strips is lower than that of other parts of the sealing structure, so that the weak strips are easy to break, and the weak strips define the boundaries of the air inlets;
the gas inlet is opened after the weak area is broken to enable the branch gas flue to be communicated with the outside of the main gas flue, the gas inlet is distributed up and down along the branch gas flue, the higher gas inlet is used for installing a hanging type smoke exhaust ventilator, and the lower gas inlet is used for being clung to the smoke exhaust ventilator of the kitchen gas stove;
the weakening zone is constituted by a continuous or intermittent groove in the outer surface of the main panel, or by a plurality of small holes, the depth of which is smaller than or equal to the thickness of the main panel, the edge of the sealing structure is provided with a plurality of annular nested weak bands in the same plane, wherein the strength of the inner ring weak band is smaller than or equal to that of the outer ring weak band.
2. A multi-port smoke exhaust duct according to claim 1, wherein: the cigarette air flue is a small cavity formed by at least one small panel and a main panel, and the outer side wall of the cigarette air flue is formed by a part of the main panel.
3. A multi-port flue according to claim 1 or 2, wherein: the main flue is formed by combining a main panel and other fixed walls, the main panel is an arc-shaped plate or an L-shaped panel, and corners which are adaptive to and connected with the surfaces of the fixed walls are arranged at the edges of two sides of the main panel.
4. A multi-port flue according to claim 1 or 2, wherein: the main panel comprises a front panel, a rear panel, a left side plate and a right side plate, and is connected with the front panel and the rear panel to form the main flue; the cigarette flue is arranged on the front panel, and the air inlet is arranged on the front panel to enable the cigarette flue to be communicated with the outside of the main flue.
5. A multi-port smoke exhaust duct according to claim 1, wherein: still be equipped with the lower cigarette flue in the main flue, the lower cigarette flue is located a flue under to set up with a flue interval certain distance, lower cigarette flue's upper and lower both ends link up, and the lower extreme extends to with main flue bottom parallel and level, the upper end and the main flue upper end parallel and level of a flue.
6. A multi-port smoke exhaust duct according to claim 1, wherein: the air inlets are at least one of which is positioned above 1/2 of the height of the main flue and one of which is positioned below 1/2 of the height of the main flue.
7. A multi-port smoke exhaust duct according to claim 1, wherein: the outer surface of the main flue is also provided with a marking structure for marking the position of the branch flue, the marking structure is a line structure which is formed by grooves or bulges or coatings and coincides with the boundary of the branch flue, and the air inlet is arranged in an area surrounded by the marking structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710221001.2A CN107130771B (en) | 2017-04-06 | 2017-04-06 | Multi-air-inlet smoke exhaust air passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710221001.2A CN107130771B (en) | 2017-04-06 | 2017-04-06 | Multi-air-inlet smoke exhaust air passage |
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| Publication Number | Publication Date |
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| CN107130771A CN107130771A (en) | 2017-09-05 |
| CN107130771B true CN107130771B (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710221001.2A Active CN107130771B (en) | 2017-04-06 | 2017-04-06 | Multi-air-inlet smoke exhaust air passage |
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| CN (1) | CN107130771B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2432292Y (en) * | 2000-06-16 | 2001-05-30 | 董步云 | High-rise building flue member |
| CN2467662Y (en) * | 2001-03-13 | 2001-12-26 | 耿荣海 | First diverging second central emission smoke flue for house smoke |
| CN203755610U (en) * | 2014-03-24 | 2014-08-06 | 王淑丽 | Smoke discharge and air change pipeline prefabricated member of building |
| CN106320659A (en) * | 2015-10-23 | 2017-01-11 | 王东明 | Smoke discharging flue with part between upper branched smoke flue and lower branched smoke flue being sealed |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2698902B2 (en) * | 1993-10-19 | 1998-01-19 | 高砂熱学工業株式会社 | Smoke exhaust duct system |
-
2017
- 2017-04-06 CN CN201710221001.2A patent/CN107130771B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2432292Y (en) * | 2000-06-16 | 2001-05-30 | 董步云 | High-rise building flue member |
| CN2467662Y (en) * | 2001-03-13 | 2001-12-26 | 耿荣海 | First diverging second central emission smoke flue for house smoke |
| CN203755610U (en) * | 2014-03-24 | 2014-08-06 | 王淑丽 | Smoke discharge and air change pipeline prefabricated member of building |
| CN106320659A (en) * | 2015-10-23 | 2017-01-11 | 王东明 | Smoke discharging flue with part between upper branched smoke flue and lower branched smoke flue being sealed |
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| Publication number | Publication date |
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| CN107130771A (en) | 2017-09-05 |
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