CN105588249B - A kind of confined space gas flow guiding equipment having function of shielding - Google Patents
A kind of confined space gas flow guiding equipment having function of shielding Download PDFInfo
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- CN105588249B CN105588249B CN201610105888.4A CN201610105888A CN105588249B CN 105588249 B CN105588249 B CN 105588249B CN 201610105888 A CN201610105888 A CN 201610105888A CN 105588249 B CN105588249 B CN 105588249B
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- guide hole
- air guide
- wall
- shaped
- annular air
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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
- F24F7/007—Ventilation with forced flow
- F24F7/013—Ventilation with forced flow using wall or window fans, displacing air through the wall or window
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Special Spraying Apparatus (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
A kind of confined space gas flow guiding equipment having function of shielding of the present invention, including：Confined space shell is equipped with window；Water conservancy diversion circuit, around the edge of window along setting；The water conservancy diversion circuit is enclosed a U-shaped gas channel by U-shaped inner wall, U-shaped outer wall, and one outside wall surface of U-shaped outer wall fitting edge of window edge is connected between U-shaped inner wall, U-shaped outer wall opposite face by dowel；U-shaped inner wall, U-shaped outer wall intersection form gap, it is respectively equipped with first annular air guide hole, the second annular air guide hole, the diameter of first annular air guide hole is less than the diameter of the second annular air guide hole, first annular air guide hole, the second annular air guide hole receive the air-flow from U-shaped gas channel, and guide the air flow direction confined space hull outside；Air-supply arrangement, to the U-shaped gas channel delivery air of water conservancy diversion circuit.Above equipment is installed on the window of high speed clearance card pavilion, and tail gas, peculiar smell of vehicle etc. can be discharged in confined space.
Description
Technical field
The present invention relates to fluid technique fields more particularly to a kind of confined space gas flow guiding having function of shielding to set
It is standby.
Background technology
In vehicle approach ticket pavilion, the window of the whole process interacted with the staff in ticket pavilion, ticket pavilion must begin
It opens eventually, tail gas, the peculiar smell of vehicle all enter closed ticket pavilion by the window of ticket pavilion, and wound is caused to the body of staff
Evil.In addition, the pernicious gases such as haze are easy to enter more closed ticket pavilion by this window.Since ticket pavilion window is work people
Member and the extraneous channel interacted, and frequency of use and its height, can not be installed on window the automations of some physical presence every
From equipment.
Invention content
It is an object of the present invention to propose that one kind is simple in structure, it is easily installed the confined air for having function of shielding used
Between gas flow guiding equipment, solve the location windows such as existing highway ticket pavilion and open always, Vehicular exhaust, peculiar smell constantly by
The problem of confined space that window enters ticket pavilion damages the body of staff.
To achieve the goals above, the technical solution adopted in the present invention is：
A kind of confined space gas flow guiding equipment having function of shielding, including：
Confined space shell is equipped with window；
Water conservancy diversion circuit, around the edge of window along setting；
The water conservancy diversion circuit is enclosed a U-shaped gas channel, one outer wall of U-shaped outer wall by U-shaped inner wall, U-shaped outer wall
Face paste closes edge of window edge, is connected by dowel between U-shaped inner wall, U-shaped outer wall opposite face；
U-shaped inner wall, U-shaped outer wall intersection form gap, are respectively equipped with first annular air guide hole, the second annular air guide hole,
The diameter of first annular air guide hole is less than the diameter of the second annular air guide hole, and first annular air guide hole, the second annular air guide hole connect
The air-flow from U-shaped gas channel is received, and guides the air flow direction confined space hull outside；
Air-supply arrangement, to the U-shaped gas channel delivery air of water conservancy diversion circuit.
Wherein, the distance between the first annular air guide hole exit opposite face in the U-shaped gas channel section is
0.5-10mm；The distance between second annular air guide hole exit opposite face is 0.5-10mm.
Wherein, the distance between the first annular air guide hole exit opposite face in the U-shaped gas channel section is
5mm；The distance between second annular air guide hole exit opposite face is 5mm.
Wherein, the first annular air guide hole in the U-shaped gas channel section, the second annular air guide hole central point distance be
1mm-50mm。
Beneficial effects of the present invention are：
One, air after supercharged is constantly delivered to inside water conservancy diversion circuit by air by the turbofan in air-supply arrangement
Gas channel.The water conservancy diversion circuit along the edge of window along being arranged, fill inside water conservancy diversion circuit and directly from described the by air-flow
One annular air guide hole, the second annular air guide hole eject.The quick flow that first annular air guide hole sprays is at water conservancy diversion circuit center
Place forms the first low-pressure area.The air-flow volume that first annular air guide hole sprays inhales the air-flow inside confined space, is allowed to from confined air
Interior to rapidly flow toward outside confined space, the air-flow in confined space is influenced to generate coanda effect by U-shaped outer wall bottom arcwall face
It answers so that the speed of air-flow is accelerated, and volume energy-absorbing power is stronger.The air-flow that second annular air guide hole sprays is sprayed in first annular air guide hole
The outer ring for going out air-flow forms the second low-pressure area, and volume inhales the air-flow near confined space external windows, away from confined space shell
Body flows.The superposition of various air-flows, which will be formed, absorbs ability of air to the effect blown outside confined space so that various air-flows
Perpendicular to confined space shell to flows outside without flowing into confined space enclosure interior.
Two, first annular air guide hole, the second annular air guide hole and water conservancy diversion circuit are arranged concentrically so that the construction of window closes
Reason, lines are soft and graceful, visually more attractive.And first annular air guide hole, the second annular air guide hole and water conservancy diversion circuit
Concentric locating to manufacture more easily.Have enough primary airs from first annular air guide hole, second inside water conservancy diversion circuit
Annular air guide hole sprays, to reach maximum Air Entrainment and maximum secondary streams amount.
Three, above equipment can be installed on the window in the similar place such as roadside ticket booth, high speed clearance card pavilion, newsstand,
Tail gas, peculiar smell of vehicle etc. can be transferred through in the equipment discharge confined space, in case various pernicious gases are in confined space
Staff cause actual bodily harm.
Description of the drawings
Fig. 1 is the structural schematic diagram that the confined space gas flow guiding equipment of the invention for having function of shielding is installed on ticket pavilion；
Fig. 2 is the stereoscopic schematic diagram of water conservancy diversion circuit of the present invention；
Fig. 3 is the front view of water conservancy diversion circuit of the present invention；
Fig. 4 is the sectional view in the directions A-A in Fig. 3；
Fig. 5 is the partial enlarged view at the positions C in Fig. 4；
Air flow direction figure when Fig. 6 is the confined space gas flow guiding equipment work of the invention for having function of shielding.
Reference numeral is：
Water conservancy diversion circuit -1；First annular air guide hole -11；Second annular air guide hole -12；U-shaped outer wall -13；U-shaped inner wall -14；
Gas channel -15；Window -2；Edge of window is along -21；Ventilating duct -3；Air-supply arrangement -4；Confined space shell -5.
Specific implementation mode
Below with reference to specific implementation mode shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
Refering to fig. 1 to shown in Fig. 4, confined space of the present invention is an industry security term, refers to a sealing
And the environment of occlusion, it is relatively isolated with the external world, inlet and outlet are limited, and gravity-flow ventilation is bad；Sealed or half-sealed space, by ring
Border influences to lead to occur sealed or half-sealed space in particular time.Such as husky well, tunnel, pump house etc..From safety angle
It is limited to say that the personnel that refer mainly to come in and go out on degree, there are adverse factors.The confined space is restricted due to passing in and out place, in addition
Confined space usually contains excessive volatile solvent steam and other any environmental conditions containing life-threatening or health.This
Invention illustrate by taking highway ticket pavilion as an example described in have function of shielding confined space gas flow guiding equipment structure and work
Principle, the application places for being not intended to limit the equipment are only high speed clearance card pavilion.With the window 2 it is circle shown in attached drawing of the present invention
It is illustrated, is not in practical applications defined as the shape of the window 2 circular, the shape of window 2 can be with
It is square, the combination of the arbitrary single shape such as rectangle, ellipse, triangle, polygon or various shapes.
Refering to fig. 1, a kind of confined space gas flow guiding equipment having function of shielding shown in 2,3,4, including：
Confined space shell 5 is equipped with window 2；It can carry out selling ticket, transmission data by 2 staff of the window
Can be the arbitrary shape such as rectangular, round, oval Deng, the window 2, the edge of window can be bumps along 21 surfaces
Face, paraboloid or arc surface, edge of window can be applied in this embodiment along the arbitrary shape in 21 surfaces.
Water conservancy diversion circuit 1, around the edge of window along 21 settings；The water conservancy diversion circuit 1 is bonded edge of window along 21 settings, water conservancy diversion
The shape and window of circuit 1 are shaped to identical.
The water conservancy diversion circuit 1 is enclosed a U-shaped gas channel 15, the U-shaped outer wall by U-shaped inner wall 14, U-shaped outer wall 13
13 1 outside wall surfaces fitting edge of window is connected between 21, U-shaped inner wall 14,13 opposite face of U-shaped outer wall by dowel；U-shaped inner wall
14,13 intersection of U-shaped outer wall forms gap, is respectively equipped with the annular air guide hole 12 of first annular air guide hole 11, second, first annular
The diameter of air guide hole 11 is less than the diameter of the second annular air guide hole 12, and the 11, second annular of first annular air guide hole air guide hole 12 connects
The air-flow from U-shaped gas channel 15 is received, and is guided outside the air flow direction confined space shell 5.
Air-supply arrangement, by ventilating duct 3 to 15 delivery air of U-shaped gas channel of water conservancy diversion circuit 1.
Present embodiment, the water conservancy diversion circuit 1 use U-shaped cavity body structure, are easy to be molded, and assembling difficulty is small.
As shown in fig.5, when ensureing that U-shaped 15 volume size of gas channel is constant, 15 section of U-shaped gas channel
The distance between 11 exit opposite face of first annular air guide hole M is 0.5-10mm, the second 12 exit of annular air guide hole
The distance between opposite face N is 0.5-10mm.The distance between 11 exit opposite face of first annular air guide hole, the second annular are led
The distance between 12 exit opposite face of air port is general the smaller the better, can make the air-flow sprayed so faster, is formed stronger
Negative pressuren zone, have the ability of stronger volume inspiratory flow in 1 position of water conservancy diversion circuit.
Preferably, between the 11 exit opposite face of the first annular air guide hole in 15 section of U-shaped gas channel
Distance be 5mm, the distance between the second annular air guide hole 12 exit opposite face is 5mm.11 exit of first annular air guide hole
The distance between the distance between opposite face and the second 12 exit opposite face of annular air guide hole can be the same or different.This
Place is only described for identical.
As shown in fig.3, the 11, second annular of first annular air guide hole air guide hole 12 in 15 section of U-shaped gas channel
The distance B of central point is 1mm-50mm.Preferably, the distance of the two central point can be 10mm, 20mm, 30mm, 40mm, 25mm
Deng.The air-flow that first annular air guide hole 11 sprays forms the first low-pressure area, and the first low-pressure area, which can be rolled up, to be inhaled inside confined space
Air-flow；The air-flow that second annular air guide hole 12 sprays forms the second low-pressure area, and the second low-pressure area, which can be rolled up, to be inhaled outside confined space
Air-flow near window.Due to the annular 12 at intervals setting of air guide hole of first annular air guide hole 11, second so that the
At a certain distance, the first low-pressure area is equivalent to a barrier shield for one low-pressure area, the second low pressure section, and it is closed can to play shielding
The purpose of air-flow near outside window.The structure of U-shaped water conservancy diversion circuit 1 can preferably prevent the air-flow of window-external from flowing into
Inside confined space.
As shown in fig.6, in the above embodiment, air-supply arrangement constantly delivery air, guide ring into water conservancy diversion circuit 1
The primary air in road 1 is sprayed from first annular air guide hole 11, and the first low-pressure area is formed at 1 center of water conservancy diversion circuit.It is first annular to lead
The air-flow volume that air port sprays inhales the air-flow inside confined space, is allowed to rapidly flow toward outside confined space out of confined space, closed
Air-flow in space is influenced to generate Coanda effect by U-shaped outer wall bottom arcwall face so that the speed of air-flow is accelerated, and energy-absorbing is rolled up
Power is stronger.The air-flow that second annular air guide hole 12 sprays forms the second low-pressure area in window-external, and volume inhales confined space outside window
Air-flow near mouthful, away from confined space housing fluid.The superposition of various air-flows, which will be formed, absorbs ability of air to sending outside
The effect of wind so that various air-flows are perpendicular to confined space shell 5 to flows outside without flowing into confined space shell 5
Portion.
First annular air guide hole, the second annular air guide hole are arranged concentrically with water conservancy diversion circuit so that the construction of window is reasonable, line
Item is soft and graceful, visually more attractive.And first annular air guide hole, the second annular air guide hole are concentric fixed with water conservancy diversion circuit
Position is so that manufacture more easily.Inside water conservancy diversion circuit there is enough primary airs to be led from first annular air guide hole, the second annular
Air port sprays, to reach maximum Air Entrainment and maximum secondary streams amount.
Above equipment is mountable on the window in the similar place such as roadside ticket booth, high speed clearance card pavilion, newsstand, vehicle
Tail gas, peculiar smell etc. can be transferred through in the equipment discharge confined space, in case various pernicious gases are to the people that works in confined space
Member causes actual bodily harm.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiment of understanding.
The series of detailed descriptions listed above only for the present invention feasible embodiment specifically
Bright, they are all without departing from equivalent implementations made by technical spirit of the present invention not to limit the scope of the invention
Or change should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of confined space gas flow guiding equipment having function of shielding, it is characterised in that：Including：
Confined space shell is equipped with window；
Water conservancy diversion circuit, around the edge of window along setting；
The water conservancy diversion circuit is enclosed a U-shaped gas channel, one outer wall face paste of the U-shaped outer wall by U-shaped inner wall, U-shaped outer wall
Edge of window edge is closed, is connected by dowel between U-shaped inner wall, U-shaped outer wall opposite face；
U-shaped inner wall, U-shaped outer wall intersection form gap, are respectively equipped with first annular air guide hole, the second annular air guide hole, and first
The diameter of annular air guide hole is less than the diameter of the second annular air guide hole, and first annular air guide hole, the second annular air guide hole receive
From the air-flow of U-shaped gas channel, and guide the air flow direction confined space hull outside；
Air-supply arrangement, to the U-shaped gas channel delivery air of water conservancy diversion circuit.
2. a kind of confined space gas flow guiding equipment having function of shielding according to claim 1, it is characterised in that：Institute
It is 0.5-10mm to state the distance between the first annular air guide hole exit opposite face in U-shaped gas channel section；Second ring
The distance between shape air guide hole exit opposite face is 0.5-10mm.
3. a kind of confined space gas flow guiding equipment having function of shielding according to claim 1, it is characterised in that：Institute
It is 5mm to state the distance between the first annular air guide hole exit opposite face in U-shaped gas channel section；Second annular wind-guiding
The distance between mouth exit opposite face is 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105888.4A CN105588249B (en) | 2016-02-26 | 2016-02-26 | A kind of confined space gas flow guiding equipment having function of shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105888.4A CN105588249B (en) | 2016-02-26 | 2016-02-26 | A kind of confined space gas flow guiding equipment having function of shielding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105588249A CN105588249A (en) | 2016-05-18 |
| CN105588249B true CN105588249B (en) | 2018-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610105888.4A Active CN105588249B (en) | 2016-02-26 | 2016-02-26 | A kind of confined space gas flow guiding equipment having function of shielding |
Country Status (1)
| Country | Link |
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| CN (1) | CN105588249B (en) |
Citations (7)
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|---|---|---|---|---|
| CN2672538Y (en) * | 2003-12-15 | 2005-01-19 | 樊斌 | Baffle type wind curtain device |
| US6884160B1 (en) * | 1999-04-07 | 2005-04-26 | Marioff Corporation Oy | Barrier apparatus for resisting passage of harmful gases through an opening |
| CN102287060A (en) * | 2011-06-20 | 2011-12-21 | 上海银洲机电科技有限公司 | Toll booth with air curtain machine |
| CN102705912A (en) * | 2012-06-20 | 2012-10-03 | 河北工业大学 | Personalized environment control system for expressway toll booth |
| CN104343249A (en) * | 2014-10-29 | 2015-02-11 | 贵州中南交通科技有限公司 | Intelligent tollbooth |
| CN204739731U (en) * | 2015-05-19 | 2015-11-04 | 天津亿联机电工程有限公司 | A air curtain machine for tollbooth window |
| CN205403035U (en) * | 2016-02-26 | 2016-07-27 | 福建新大陆电脑股份有限公司 | Gaseous diversing flow system in airtight space that possesses blocking function |
-
2016
- 2016-02-26 CN CN201610105888.4A patent/CN105588249B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6884160B1 (en) * | 1999-04-07 | 2005-04-26 | Marioff Corporation Oy | Barrier apparatus for resisting passage of harmful gases through an opening |
| CN2672538Y (en) * | 2003-12-15 | 2005-01-19 | 樊斌 | Baffle type wind curtain device |
| CN102287060A (en) * | 2011-06-20 | 2011-12-21 | 上海银洲机电科技有限公司 | Toll booth with air curtain machine |
| CN102705912A (en) * | 2012-06-20 | 2012-10-03 | 河北工业大学 | Personalized environment control system for expressway toll booth |
| CN104343249A (en) * | 2014-10-29 | 2015-02-11 | 贵州中南交通科技有限公司 | Intelligent tollbooth |
| CN204739731U (en) * | 2015-05-19 | 2015-11-04 | 天津亿联机电工程有限公司 | A air curtain machine for tollbooth window |
| CN205403035U (en) * | 2016-02-26 | 2016-07-27 | 福建新大陆电脑股份有限公司 | Gaseous diversing flow system in airtight space that possesses blocking function |
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| Publication number | Publication date |
|---|---|
| CN105588249A (en) | 2016-05-18 |
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Address after: 350000 No. 1 Rujiangxi Road, Mawei District, Fuzhou City, Fujian Province Patentee after: New Continent Digital Technology Co., Ltd. Address before: 350000 No. 1 Rujiangxi Road, Mawei District, Fuzhou City, Fujian Province Patentee before: Fujian Newland Computer Co., Ltd. |
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