CN203155665U - Uniformly blowing and sucking type harmful gas collection device - Google Patents
Uniformly blowing and sucking type harmful gas collection device Download PDFInfo
- Publication number
- CN203155665U CN203155665U CN 201220541608 CN201220541608U CN203155665U CN 203155665 U CN203155665 U CN 203155665U CN 201220541608 CN201220541608 CN 201220541608 CN 201220541608 U CN201220541608 U CN 201220541608U CN 203155665 U CN203155665 U CN 203155665U
- Authority
- CN
- China
- Prior art keywords
- gas
- blowing
- air
- pipeline
- nozzle
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a uniformly blowing and sucking type harmful gas collection device which comprises a blowing zone and a sucking zone, wherein the blowing zone comprises high pressure air blowing equipment, gas distribution pipelines, nozzles and an arc baffle; the gas distribution pipelines and the nozzles are communicated with the air blowing equipment; the sucking zone comprises high pressure air draft equipment, gas distribution pipelines, sucking holes and an arc baffle; the gas distribution pipelines and the sucking holes are communicated with the air draft equipment; gas is ejected from the nozzles at the same flow and at the same pressure, directly reaches the arc baffle of the sucking zone, and forms an air curtain on the surface of an open pool; the gas ejected by the blowing zone and harmful gas volatilized from the pool are sucked out by the sucking holes at the same flow and at the same negative pressure; the gas distribution pipelines adopt 2n symmetrical multistage parallel connection modes; and the parallel connection stage number n is a natural number not less than 1. According to the device, the stable and uniform air curtain can be formed, so that the harmful gas volatilized from the open pool can be collected effectively and directionally. A small flow and high pressure blowing and sucking mode is adopted, so that the equipment scale is reduced, and the investment cost and the running cost are lowered.
Description
Technical field
The utility model relates to a kind of device of collecting gas, relates in particular to the device that a kind of even blowing suction formula is collected the pernicious gas that evaporates out in the uncovered pond.
Background technology
Solution immersion, solvent boiling and acid cleaning process in a lot of uncovered ponds owing to reasons such as gas-liquid two-phase equilibrium relation and chemical reactions, give off pernicious gas.And uncovered pond face is bigger, brings difficulty for the pernicious gas collection of discharging.
CN200920111934.7 provides a kind of device for the waste gas control of top, the wide galvanizing by dipping of 1.2-2.5m pond and collection, this device adopts blowing suction formula gas sampling mode, this method air-suction duct is uiform section rectangle air-suction duct, the blowing pipeline is variable cross-section blowing pipeline, from reducing successively away from ventilation blower direction cross section, be chock.Variable cross-section blowing pipeline is installed in one side top, zinc pond, it has the wide strip slit of 10-30mm on the blowing pipeline of zinc pond one side, the blowing mouth assembly is installed on the slit, the opposite side in zinc pond is equipped with the uiform section rectangle air-suction duct with variable cross-section blowing pipeline equal in length, towards zinc pond one side the inlet scoop being housed at uiform section rectangle air-suction duct sets up, formed by five rectangle inlet scoops, each inlet scoop is wide, equidistantly, length is from reducing gradually to blower fan direction one end away from low-noise centrifugal ventilation blower one end, above uiform section rectangle air-suction duct, also be provided with deep bead, air quantity, wind speed can be regulated by two control valves that are installed in centrifuge and pipeline enclosure.
CN02155280.0 discloses a kind of collection method of prebaked anode vibration moulding process medium pitch cigarette, this method is to be blown into the jet-stream wind that is plane distribution above prebaked anode vibration moulding mould bucket, above the mould bucket, form air curtain, at opposite side one air-suction cover is set, air flow guiding is absorbed and collects.The jet-stream wind of this method arranges an air-suction cover by suitable with a mould bucket width flat air nozzle ejection at opposite side, air flow guiding is absorbed and collects.This method is blown at opposite side in a side draught gas, forms air curtain, and utilizes jet as power, and nuisance is delivered to exhaust outlet again by its eliminating.
CN93223698.7 provides the scheme of pernicious gases such as a kind of dust-laden that is applicable to industrial guiding, captures all kinds of pollution sources generations, poison, spray tube wall and be provided with the slit as nozzle, the cross section of nozzle is the shrinkage expansion shape, air blast connects with playpipe, and the unidirectional high velocity air of ejection forms air curtain from nozzle to pollution sources.For saving the space, reducing system's draft loss, playpipe arranges that near the flue gas collection conduit the two is with a side that places pollution sources.
CN02289934.0 provides a kind of air curtain device that gathers dust, producing between ash-laden gas body source and the gas purification collecting hood, gas formed " gas wall "---air curtain by the air curtain device ejection of gathering dust, its airflow direction is along the direction that purifies the collecting hood mouth, induces dusty gas to enter the gas purification collecting hood.On a pipe, open several rectangle pores arranged side by side respectively, above the rectangle pore, there is the rectangle short tube to go out Aerofoil.
On address existing patent and technical equipment; collection to the pernicious gas that evaporates in the uncovered pond; protective cover is added a cover or installed to general the employing; adopt low blast large-flow aspirating method to force air-breathing then; equipment investment cost and operating cost are very high; because there is not air blowing process, gas effectively can not be collected, particularly from the gas of air-breathing distal site.Though or employing blowing suction method, but because blow gas pressure is on the low side or intake negative-pressure is on the low side, can only use big flow to hang down blast equipment, equipment investment cost and operating cost are very high, air blowing and breathing process do not have the uniform distribution gas flow, each occurs and blow and each air entry gas flow inequality, gas pressure does not wait situation, gas effectively can not be collected.
The utility model content
At the deficiencies in the prior art, the utility model provides a kind of even blowing suction formula to collect the device of pernicious gas.The distribution of gas pipeline symmetry of this device is connected in parallel, and can form the stabilized uniform air curtain, effectively the pernicious gas that evaporates out in the uncovered pond of directional collecting; And the blowing suction mode of low discharge, high pressure has reduced equipment scale, has reduced cost of investment and operating cost.
The even blowing suction formula of the utility model is collected the device of pernicious gas, comprise blow district and air-breathing district according to gas flow direction, blow to distinguish and comprise: high pressure air blowing equipment, the plural parallel stage distribution of gas pipeline and the nozzle that are communicated with blowing apparatus, the curved baffle of nozzle arranged outside; Air-breathing district comprises: high pressure exhaust equipment, the plural parallel stage distribution of gas pipeline and the suction hole that are communicated with exhaust equipment, the curved baffle of suction hole arranged outside; Gas is sprayed with same traffic and pressure by nozzle, through air-breathing district curved baffle, and face forms air curtain in uncovered pond, and suction hole will be blown to distinguish with same traffic and negative pressure and be sprayed the pernicious gas sucking-off of volatilizing in next gas and the pond, and wherein the employing of distribution of gas pipeline 2
nSymmetry plural parallel stage connected mode, progression n in parallel is not less than 1 natural number.
In the utility model, adopt the constant speed principle that distribution of gas pipeline pipeline diameters at different levels are set, the flow through length of every grade of pipeline in parallel of gas is identical, and flow velocity is identical, and pressure falls identical.
In the utility model, at the afterbody pipeline (n level pipeline) of distribution of gas pipeline nozzle is installed, is not more than the quantity that 10mm arranges required nozzle according to uncovered pond length and two injector spacings, the quantity of nozzle is 2
nIndividual, the distribution progression of pipeline is n.When the quantity that arranges of nozzle is 2,4,8,16,32,64,128 ... Deng the time, the progression in parallel of distribution of gas pipeline is respectively 1,2,3,4,5,6,7 ... Deng.Adopt the constant speed principle that nozzle diameter is set, all nozzles point in the same way, and shape is identical with physical dimension, and the sectional area that gas passes through is identical.The low discharge high-pressure gas that blowing apparatus provides can evenly blow out by each nozzle with same flow, pressure, and blow gas is uniformly distributed on the face of uncovered pond and forms air curtain, and vectored injection is to air-breathing district curved baffle.
In the utility model, at the afterbody pipeline (n level pipeline) of air-breathing district distribution of gas pipeline suction hole is installed, the quantity of suction hole is identical with nozzle, and the position of suction hole is corresponding with nozzle, and the progression in parallel of pipeline is identical with the district of blowing.Adopt the constant speed principle that the suction hole diameter is set, the sensing of all suction holes in the same way, shape is identical with physical dimension, the sectional area that gas passes through is identical.The air inlet of the low discharge exhaust equipment of air-breathing district high negative pressure is evenly extracted out with same charge flow rate, same negative pressure by each suction hole, and the district of the blowing gas that blows and the pernicious gas of carrying under one's arms are all extracted out.
In the utility model, curved baffle is arranged on the corresponding both sides of the wide direction in top, uncovered pond, the outside of all nozzles and suction hole.The curved baffle of the district's nozzle arranged outside of blowing is used for stopping the discharge of harmful gases that evaporates in the uncovered pond; The curved baffle of air-breathing district suction hole arranged outside is used for blowing and distinguishes the gas break-in that blows near suction hole.
In the utility model, high pressure air blowing equipment adopts the low discharge blowing apparatus, the blast that provides is not less than 20kPa, specifically determined according to actual conditions by those skilled in the art, must guarantee has the moving direction of more tetanic linear flow and mobile distance, the curved baffle at suction hole place, through air-breathing district by the air that nozzle blows out.The high pressure exhaust equipment adopts the low discharge exhaust equipment, inlet end produces negative pressure and is not less than 3kPa, specifically determined according to actual conditions by those skilled in the art, assurance provides enough negative pressure and suitable flow, the pernicious gas that evaporates in the district of the blowing gas that blows and the uncovered pond of carrying under one's arms is all extracted out, reached pernicious gas and collect purpose.The gas flow that exhaust equipment provides should be 2～10 times of gas flow that blowing apparatus provides, can guarantee the pernicious gas that evaporates out in the blowing-out gas scale of construction and the uncovered pond of carrying under one's arms is collected.
In the utility model, blowing to distinguish is used to form air curtain, stops that the pernicious gas that evaporates in the uncovered pond discharges to external diffusion, and the directed flow by blowing, carry under one's arms the pernicious gas that evaporates in the uncovered pond to air-breathing district, and reaching pernicious gas does not have diffusion discharging purpose; Air-breathing district, be used for blowing the district gas that blows and the pernicious gas of carrying under one's arms are extracted out, reach the purpose that pernicious gas is collected.
The utility model shields the gas that evaporates out in the uncovered pond and the extraction of carrying under one's arms with air curtain, with cheap equipment investment cost and operating cost, solves the problem of the omnidirectional diffusion of pernicious gas that evaporates out in the uncovered pond.Distribution that this device blows, the gas line symmetry in air-breathing district is connected in parallel can form the stabilized uniform air curtain, thoroughly prevents the diffusion of gas, effectively the pernicious gas that evaporates out in the uncovered pond of directional collecting; The blowing suction formula device of low discharge, high pressure is collected gas, has reduced equipment scale, has reduced cost of investment and operating cost.
Description of drawings
Fig. 1 is the workflow sketch that even blowing suction formula is collected the pernicious gas device.
Wherein: 1, uncovered pond; 2, air; 3, high pressure air blowing equipment; 4, air blowing district distribution of gas pipeline; 5, nozzle; 6, air curtain; 7, suction hole; 8, air-breathing district distribution of gas pipeline; 9, high pressure exhaust equipment; 10, pernicious gas; 11, air blowing district curved baffle; 12, air-breathing district curved baffle.
The specific embodiment
Be described in further detail below in conjunction with the utility model of Fig. 1.
Curved baffle 11 and 12 is separately positioned on the corresponding both sides of the wide direction in 1 top, uncovered pond.At the district's curved baffle 11 of blowing on the inboard and uncovered pond outer wall, according to the quantity of use nozzle 5 the distribution of gas pipeline 4 of plural parallel stage is set, be communicated with the pipeline of high pressure air blowing equipment 3; On the afterbody pipeline in parallel a nozzle 5 is installed respectively, all nozzles 5 point to air-breathing district curved baffle 12 in the same way.In air-breathing district curved baffle 12 and on the outer wall of uncovered pond, according to same way as the distribution of gas pipeline 8 of plural parallel stage is set, be communicated with the pipeline of high pressure exhaust equipment 9; A suction hole 7 respectively is installed on the pipeline in parallel of afterbody, and all suction hole installation sites are identical, and point to air-breathing district in the same way.
High pressure air blowing equipment 3 provides the air 2 of certain pressure and flow continuously, enter the district's distribution of gas pipelines 4 that are connected in parallel at different levels of blowing, gas is finally evenly blown out with identical flow and pressure by each nozzle 5, form air curtain 6 at the pond in uncovered pond 1 face, and directed flow is to air-breathing district curved baffle 11; High pressure exhaust equipment 9 provides certain negative pressure and extraction flow continuously, sentences same flow and negative pressure at each suction hole 7, with gas and pernicious gas 10 inspirations of carrying under one's arms that the district of blowing blows, extracts out by the distribution of gas pipelines that are connected in parallel 8 at different levels.By above-mentioned processing, the pernicious gas that evaporates out in the uncovered pond of directional collecting effectively.
Claims (8)
1. an even blowing suction formula is collected the device of pernicious gas, comprise blow district and air-breathing district according to gas flow direction, blow to distinguish and comprise: high pressure air blowing equipment, the plural parallel stage distribution of gas pipeline and the nozzle that are communicated with blowing apparatus, the curved baffle of nozzle arranged outside; Air-breathing district comprises: high pressure exhaust equipment, the plural parallel stage distribution of gas pipeline and the suction hole that are communicated with exhaust equipment, the curved baffle of suction hole arranged outside; Gas is sprayed with same traffic and pressure by nozzle, through air-breathing district curved baffle, face forms air curtain in uncovered pond, and suction hole will be blown to distinguish with same traffic and negative pressure and be sprayed the pernicious gas sucking-off of volatilizing in next gas and the pond, and it is characterized in that: the distribution of gas pipeline adopts 2
nSymmetry plural parallel stage connected mode, progression n in parallel is not less than 1 natural number.
2. according to the described device of claim 1, it is characterized in that: the flow through length of every grade of pipeline in parallel of gas is identical, and flow velocity is identical, and pressure falls identical.
3. according to the described device of claim 1, it is characterized in that: the afterbody pipeline at the district's distribution of gas pipeline of blowing is installed nozzle, is not more than the quantity that 10mm arranges required nozzle according to uncovered pond length and two injector spacings, and the quantity of nozzle is 2
nIndividual, the distribution progression of pipeline is n.
4. according to the described device of claim 1, it is characterized in that: all nozzles point in the same way, and shape is identical with physical dimension, and the sectional area that gas passes through is identical.
5. according to claim 1 or 3 described devices, it is characterized in that: the afterbody pipeline at air-breathing district distribution of gas pipeline is installed suction hole, the quantity of suction hole is identical with nozzle, and the position of suction hole is corresponding with nozzle, and the progression in parallel of pipeline is identical with the district of blowing.
6. according to the described device of claim 1, it is characterized in that: the sensing of all suction holes in the same way, shape is identical with physical dimension, the sectional area that gas passes through is identical.
7. according to the described device of claim 1, it is characterized in that: curved baffle is arranged on the corresponding both sides of the wide direction in top, uncovered pond, the outside of all nozzles and suction hole.
8. according to the described device of claim 1, it is characterized in that: high pressure air blowing equipment adopts the low discharge blowing apparatus, and the blast that provides is not less than 20kPa; The high pressure exhaust equipment adopts the low discharge exhaust equipment, and inlet end produces negative pressure and is not less than 3kPa; 2～10 times of the gas flow that the gas flow that exhaust equipment provides provides for blowing apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220541608 CN203155665U (en) | 2012-10-23 | 2012-10-23 | Uniformly blowing and sucking type harmful gas collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220541608 CN203155665U (en) | 2012-10-23 | 2012-10-23 | Uniformly blowing and sucking type harmful gas collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203155665U true CN203155665U (en) | 2013-08-28 |
Family
ID=49016889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220541608 Expired - Lifetime CN203155665U (en) | 2012-10-23 | 2012-10-23 | Uniformly blowing and sucking type harmful gas collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203155665U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799101A (en) * | 2017-02-20 | 2017-06-06 | 李培芹 | Inhale acid mist environmental protecting device in a kind of pickling tube air curtain side |
| CN110813987A (en) * | 2019-11-06 | 2020-02-21 | 深圳市雄鹰清洁服务有限公司 | Treatment system and treatment process for large garbage |
| CN111889474A (en) * | 2020-06-24 | 2020-11-06 | 迪皮埃复材构件（太仓）有限公司 | Volatile organic compound collecting system in production process of universal wind power blade |
| CN115302080A (en) * | 2022-10-11 | 2022-11-08 | 四川智龙激光科技有限公司 | Convection type metal dust particle recovery device for material reducing machine tool |
| CN115493753A (en) * | 2022-09-20 | 2022-12-20 | 珠海格力电器股份有限公司 | Refrigeration equipment leak source detection system and refrigeration equipment production line |
| CN119098007A (en) * | 2024-10-08 | 2024-12-10 | 无锡赛弗安全装备有限公司 | A portable filter and filtering method thereof |
-
2012
- 2012-10-23 CN CN 201220541608 patent/CN203155665U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799101A (en) * | 2017-02-20 | 2017-06-06 | 李培芹 | Inhale acid mist environmental protecting device in a kind of pickling tube air curtain side |
| CN110813987A (en) * | 2019-11-06 | 2020-02-21 | 深圳市雄鹰清洁服务有限公司 | Treatment system and treatment process for large garbage |
| CN111889474A (en) * | 2020-06-24 | 2020-11-06 | 迪皮埃复材构件（太仓）有限公司 | Volatile organic compound collecting system in production process of universal wind power blade |
| CN115493753A (en) * | 2022-09-20 | 2022-12-20 | 珠海格力电器股份有限公司 | Refrigeration equipment leak source detection system and refrigeration equipment production line |
| CN115302080A (en) * | 2022-10-11 | 2022-11-08 | 四川智龙激光科技有限公司 | Convection type metal dust particle recovery device for material reducing machine tool |
| CN115302080B (en) * | 2022-10-11 | 2023-01-17 | 四川智龙激光科技有限公司 | Convection type metal dust particle recovery device for material reducing machine tool |
| CN119098007A (en) * | 2024-10-08 | 2024-12-10 | 无锡赛弗安全装备有限公司 | A portable filter and filtering method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203155665U (en) | Uniformly blowing and sucking type harmful gas collection device | |
| CN102658251B (en) | Side convulsion vent uri spraying chamber | |
| CN201524504U (en) | Water curtain wash-off dust collector | |
| CN108295596B (en) | Venturi wet dust collector and coal fired boiler flue gas purification system | |
| CN204247020U (en) | A kind of centrifugal rinsing maching | |
| CN207024989U (en) | A kind of streamline ductwork formula ultra-fine grain coalescer | |
| CN109026115B (en) | Mine Negative Pressure Ventilation and Dust Removal Device | |
| CN211274055U (en) | Cremation machine tail gas treatment equipment | |
| CN208749389U (en) | Mine negative pressure ventilation and dust removal device | |
| CN202823064U (en) | Wet type dust collector for exhaust outlet of ventilating shaft of resonance grate | |
| CN203635016U (en) | Steam dedusting hood of industrial chimney | |
| CN204952542U (en) | Novel frit stove flue gas dust removal device | |
| CN201823430U (en) | Desulfurization and settling separation device for smoke purification of coal fired boiler | |
| CN206291261U (en) | Smoke pumping dust arrester | |
| CN212999014U (en) | Matte granulation steam collection device | |
| CN204555642U (en) | A kind of energy-conserving and environment-protective furnace cupola | |
| CN211513757U (en) | Waste gas processor | |
| CN203043844U (en) | High-efficiency wet-type dust-removing desulfurization and denitration device | |
| CN219150408U (en) | Chimney direct-discharge type integrated tower for treating tail gas of smelting kiln | |
| CN202387342U (en) | Wet-type electric dedusting device | |
| CN204522635U (en) | A kind of efficient screen collector | |
| CN104289070A (en) | Molecular sieve device for wet removal of fine particles in soot | |
| CN216726323U (en) | Construction machinery smoke and dust treatment system | |
| CN204601920U (en) | A kind of multistage rotary dust collector utilizing bionic blade to improve efficiency of dust collection | |
| CN103721849B (en) | Combined type radial current electric dust collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |