CN114396682A - Subway station air supply arrangement - Google Patents
Subway station air supply arrangement Download PDFInfo
- Publication number
- CN114396682A CN114396682A CN202111574160.3A CN202111574160A CN114396682A CN 114396682 A CN114396682 A CN 114396682A CN 202111574160 A CN202111574160 A CN 202111574160A CN 114396682 A CN114396682 A CN 114396682A
- Authority
- CN
- China
- Prior art keywords
- air supply
- air
- supply device
- guide plate
- subway station
- 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
Links
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000030279 gene silencing Effects 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 3
- 238000007664 blowing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/003—Ventilation in combination with air cleaning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/081—Air-flow control members, e.g. louvres, grilles, flaps or guide plates for guiding air around a curve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/082—Grilles, registers or guards
- F24F13/085—Grilles, registers or guards including an air filter
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/242—Sound-absorbing material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Flow Control Members (AREA)
Abstract
The invention relates to a subway station air supply device, which comprises an air supply device shell, wherein the air supply device shell is provided with an air inlet and an air outlet, and is characterized in that: the air supply device is characterized in that a guide plate, a first guide plate and a second guide plate are arranged in the air supply device shell, the guide plate is arc-shaped, a first guide hole is formed in the first guide plate, and a second guide hole is formed in the second guide plate. According to the invention, through the arrangement of the subway station air supply device, the mixing degree of the air outlet flow and the indoor hot air is weakened, the air supply jet flow distance is increased, and the blowing sense of the air supply flow to personnel is reduced.
Description
Technical Field
The invention relates to an air supply device for a subway station.
Background
The ventilation of the attached air supply device is a novel air supply mode which utilizes jet flow to generate an attached effect on a cylindrical surface. Air is ejected from the slit air supply outlet at the upper part of the column body, and then forms attached flow with the guide plate immediately, when the air flows to the height close to the ground, the jet flow main body is separated from the column surface, and the flow direction is changed from the vertical direction to the horizontal direction. Then the airflow flows along the ground, and forms a diffusion flow distribution taking the rectangular column as a starting point in the working area.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an air supply device for a subway station.
In order to solve the problems, the technical scheme adopted by the invention is as follows: the utility model provides a subway station air supply arrangement, includes the air supply arrangement casing, the air supply arrangement casing be equipped with the air intake, supply-air outlet, its characterized in that: the air supply device is characterized in that a guide plate, a first guide plate and a second guide plate are arranged in the air supply device shell, the guide plate is arc-shaped, a first guide hole is formed in the first guide plate, and a second guide hole is formed in the second guide plate.
Preferably, the first diversion hole is provided with a first jet hole, and the first jet hole is consistent with the airflow direction.
Preferably, the second diversion hole is provided with a second jet hole, and the second jet hole is consistent with the airflow direction.
Preferably, the air supply device casing is an air supply device casing.
Preferably, the air supply device shell is square, the air inlet is arranged on one side of the air supply device shell, and the air outlet is arranged on the other side of the air supply device shell.
Preferably, the air supply device casing is annular, the air inlet is arranged at the upper side of the air supply device casing, the air supply outlet is arranged below the air supply device casing, and a partition plate is arranged in the air supply device casing.
Preferably, the air supply device shell is provided with a flow stabilizing area, an air inlet area and an air outlet area, the air inlet is arranged on the air inlet area, and the flow stabilizing area is separated from the air inlet area and the air outlet area through a first guide plate and a second guide plate.
Preferably, a silencing material is arranged in the air supply device shell in the flow stabilizing area.
Preferably, a coarse filter is arranged on the first diversion hole.
Preferably, the air supply outlet is a slot type air supply outlet.
Preferably, the first guide plate and the second guide plate are annular.
Preferably, 4 air supply outlets are arrayed below the air supply device shell, and the included angle of the air supply outlets is 60 degrees.
Preferably, 4 air supply outlets are arrayed below the air supply device shell, and the included angle of the air supply outlets is 45 degrees.
Due to the adoption of the technical scheme, compared with the prior art, the subway station air supply device weakens the mixing degree of the air outlet flow and the indoor hot air, improves the air supply jet flow distance and reduces the blowing sense of the air supply flow to personnel.
The invention is further described with reference to the following drawings and detailed description.
Drawings
Fig. 1 is a perspective view of an embodiment of an air supply device of a subway station according to the present invention.
Fig. 2 is a cross-sectional view of an embodiment of an air supply device of a subway station according to the present invention.
Fig. 3 is a perspective view of a second embodiment of the air supply device of the subway station.
Fig. 4 is a front view of a second embodiment of the air supply device of the subway station.
Fig. 5 is a bottom view of a second embodiment of the air supply device of the subway station.
Fig. 6 is a cross-sectional view of a second embodiment of the air supply device of the subway station.
Fig. 7 is a partial view of a first guide plate of the air supply device of the subway station.
Fig. 8 is a partial view of a second flow guide plate of the air supply device of the subway station.
Fig. 9 is a perspective view of a third embodiment of the air supply device of the subway station.
Fig. 10 is a fourth axial view of the embodiment of the air supply device of the subway station.
In the figure: 1. the air supply device comprises an air supply device shell, 11, an air inlet, 12, an air supply outlet, 13, a guide plate, 14, a first guide plate, 141, a first guide hole, 15, a second guide plate, 151, a second guide hole, 16, a first jet hole, 17, a second jet hole, 18, a silencing material, 19 and a coarse filter. 2. The baffle, I, stationary flow region, II, air inlet region, III, air-out region.
Detailed Description
Example (b):
as shown in fig. 1-8, an air supply device for a subway station comprises an air supply device casing 1, wherein the air supply device casing 1 is provided with an air inlet 11 and an air outlet 12, and is characterized in that: the air supply device is characterized in that a guide plate 13, a first guide plate 14 and a second guide plate 15 are arranged in the air supply device shell 1, the guide plate 13 is arc-shaped, the first guide plate 14 is provided with a first guide hole 141, and the second guide plate 15 is provided with a second guide hole 151.
As shown in fig. 2 and 6, a first jet hole 16 is formed in the first flow guide hole 141, the first jet hole 16 is in the same direction as the air flow, and the air flow guiding effect is realized by the arrangement of the first jet hole 16.
As shown in fig. 2 and 6, a second jet hole 17 is formed in the second diversion hole 151, the second jet hole 17 is in the same direction as the air flow, and the guiding effect of the air flow is realized by the arrangement of the second jet hole 17.
Further, the air supply device casing 1 is an air supply device casing 1.
As shown in fig. 1, the blower housing 1 is square, the air inlet 11 is located at one side of the blower housing 1, and the air outlet 12 is located at the other side of the blower housing 1.
As shown in fig. 3, the air supply device casing 1 is annular, the air inlet 11 is arranged at the upper side of the air supply device casing 1, the air supply outlet 12 is arranged below the air supply device casing 1, and a partition plate is arranged in the air supply device casing.
Furthermore, air supply arrangement casing 1 be equipped with stationary flow region I, regional II of air inlet, regional III of air-out, air intake 11 install on regional II of air inlet, stationary flow region I separate with regional II of air inlet and air-out through guide plate one 14 and guide plate two 15.
Furthermore, a silencing material 18 is arranged in the air supply device shell 1 in the flow stabilizing area I.
Furthermore, a coarse filter 19 is arranged on the first flow guide hole 14, and primary filtration of inlet air is realized through the arrangement of the coarse filter 19.
Further, the air supply outlet 12 is a slit type air supply outlet.
As shown in fig. 5, the first flow guiding plate 14 and the second flow guiding plate 15 are annular, and the volume of the air supply device is reduced by the annular design.
In the third embodiment, as shown in fig. 9, 4 air feeding ports 12 are arrayed below the air feeding device casing 1, and the included angle of the air feeding ports is 60 degrees.
In the fourth embodiment, as shown in fig. 10, 4 air feeding ports 12 are arrayed below the air feeding device casing 1, and the included angle of the air feeding ports is 45 degrees.
The third embodiment and the fourth embodiment are arranged to realize air distribution and accurate air supply.
In the invention, for the vertical wall attached jet flow applying the strip seam type air supply outlet 12, the speed distribution of the section of the strip seam outlet is required to be uniform, and the speed uniformity of the strip seam type air supply outlet 12 is realized by installing a tail end air supply device suitable for cylindrical surface attached ventilation in combination with relevant research and the actual situation of a subway station.
The tail end air supply device comprises an air supply device shell 1, an air inlet 11, a strip-seam type air supply outlet 12 and a silencing material 18 attached to the inner surface of the air supply device shell 1, wherein a first guide plate 14 and a second guide plate 15 are arranged in the middle of the air supply device shell, the first guide plate 14 is positioned on one side of the air inlet 11, a coarse filter 19, the first guide plate 14 and the second guide plate 15 can be arranged on the first guide plate 14 according to design requirements, and the space in the air supply device shell is divided into a steady flow area I, an air inlet area II and an air outlet area III. An air inlet 11 is arranged on the air inlet area II, a vertical flow guide section is formed by downwards extending a distance from the bottom of the air outlet area III, and a strip-seam type air supply outlet 12 is arranged on the flow guide section. When air is supplied through the tail end air supply device, air enters the air inlet area II of the air supply device shell 1 from the air inlet 11, after high-speed air flow collides with each wall face of the air inlet area II of the air supply device shell 1, dynamic pressure is changed into static pressure, air in the area passes through the first guide plate 14 to enter the flow stabilization area I under the action of the static pressure, the uniformity of the air flow is improved, along with the fact that the air continuously enters the flow stabilization area I from the air inlet area II, the pressure in the flow stabilization area I is gradually increased, the air in the area passes through the second guide plate 15 under the action of the pressure to enter the air outlet area III, the flowing distance of the air in the air supply device shell is prolonged in the process, the proportion of the dynamic pressure converted into the static pressure is increased, and then the air with better uniformity is vertically and downwards sent out along the vertical flow guide section. The mixing degree of the air outlet airflow and the indoor hot air is weakened, the air supply jet flow distance is increased, and the blowing feeling of the air supply airflow to personnel is reduced.
Due to the adoption of the technical scheme, compared with the prior art, the subway station air supply device weakens the mixing degree of the air outlet flow and the indoor hot air, improves the air supply jet flow distance and reduces the blowing sense of the air supply flow to personnel.
The present invention is not limited to the above-mentioned preferred embodiments, and any structural changes made under the teaching of the present invention shall be understood to fall within the scope of the present invention, all the technical solutions being the same or similar to the present invention.
Claims (10)
1. The utility model provides a subway station air supply arrangement, includes the air supply arrangement casing, the air supply arrangement casing be equipped with the air intake, supply-air outlet, its characterized in that: the air supply device is characterized in that a guide plate, a first guide plate and a second guide plate are arranged in the air supply device shell, the guide plate is arc-shaped, a first guide hole is formed in the first guide plate, and a second guide hole is formed in the second guide plate.
2. The subway station air supply arrangement of claim 1, wherein: the jet hole I is provided with a jet hole I, the direction of the jet hole I is consistent with that of the air flow, the jet hole II is provided with a jet hole II, and the direction of the jet hole II is consistent with that of the air flow.
3. The subway station air supply arrangement of claim 1, wherein: the air supply device shell is square, the air inlet is arranged on one side of the air supply device shell, and the air supply outlet is arranged on the other side of the air supply device shell.
4. The subway station air supply arrangement of claim 1, wherein: the air supply device shell is annular, the air inlet is arranged on the upper side of the air supply device shell, the air supply outlet is arranged below the air supply device shell, and a partition plate is arranged in the air supply device shell.
5. The subway station air supply arrangement of claim 1, wherein: the air supply device shell is provided with a flow stabilizing area, an air inlet area and an air outlet area, wherein the air inlet is arranged on the air inlet area, and the flow stabilizing area is separated from the air inlet area and the air outlet area through a first guide plate and a second guide plate.
6. The subway station air supply arrangement as claimed in claim 3 or 4, wherein: and a silencing material is arranged in the air supply device shell in the steady flow area.
7. The subway station air supply arrangement as claimed in claim 3 or 4, wherein: and a coarse filter is arranged on the first flow guide hole.
8. The subway station air supply arrangement as claimed in claim 3 or 4, wherein: the air supply outlet is a slit type air supply outlet.
9. The subway station air supply arrangement of claim 4, wherein: 4 air supply outlets are arrayed below the air supply device shell, and the included angle of the air supply outlets is 60 degrees.
10. The subway station air supply arrangement of claim 4, wherein: 4 air supply outlets are arrayed below the air supply device shell, and the included angle of the air supply outlets is 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111574160.3A CN114396682A (en) | 2021-12-21 | 2021-12-21 | Subway station air supply arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111574160.3A CN114396682A (en) | 2021-12-21 | 2021-12-21 | Subway station air supply arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114396682A true CN114396682A (en) | 2022-04-26 |
Family
ID=81226618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111574160.3A Pending CN114396682A (en) | 2021-12-21 | 2021-12-21 | Subway station air supply arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114396682A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988732A (en) * | 2010-11-18 | 2011-03-23 | 西安建筑科技大学 | Air port adjustable static pressure box with uniform outlet air |
| CN104990239A (en) * | 2015-05-20 | 2015-10-21 | 西安建筑科技大学 | Annular uniform cross-section flow equalizing apparatus for cylinder wall-attached air supply |
| CN105066396A (en) * | 2015-05-20 | 2015-11-18 | 西安建筑科技大学 | Dual-square-shaped uniform-section flow rectifier for square column wall face attached-type air supply |
| CN105546778A (en) * | 2015-12-20 | 2016-05-04 | 西安建筑科技大学 | Plenum chamber capable of achieving balanced ventilation |
| CN112503637A (en) * | 2020-12-14 | 2021-03-16 | 中铁第四勘察设计院集团有限公司 | Attached jet flow tail end air supply device suitable for column/wall and ventilation system |
-
2021
- 2021-12-21 CN CN202111574160.3A patent/CN114396682A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988732A (en) * | 2010-11-18 | 2011-03-23 | 西安建筑科技大学 | Air port adjustable static pressure box with uniform outlet air |
| CN104990239A (en) * | 2015-05-20 | 2015-10-21 | 西安建筑科技大学 | Annular uniform cross-section flow equalizing apparatus for cylinder wall-attached air supply |
| CN105066396A (en) * | 2015-05-20 | 2015-11-18 | 西安建筑科技大学 | Dual-square-shaped uniform-section flow rectifier for square column wall face attached-type air supply |
| CN105546778A (en) * | 2015-12-20 | 2016-05-04 | 西安建筑科技大学 | Plenum chamber capable of achieving balanced ventilation |
| CN112503637A (en) * | 2020-12-14 | 2021-03-16 | 中铁第四勘察设计院集团有限公司 | Attached jet flow tail end air supply device suitable for column/wall and ventilation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220426 |
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| RJ01 | Rejection of invention patent application after publication |