CN205688580U - A kind of negative pressure pneumatic membrane building system - Google Patents
A kind of negative pressure pneumatic membrane building system Download PDFInfo
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- CN205688580U CN205688580U CN201620581661.2U CN201620581661U CN205688580U CN 205688580 U CN205688580 U CN 205688580U CN 201620581661 U CN201620581661 U CN 201620581661U CN 205688580 U CN205688580 U CN 205688580U
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Abstract
This utility model relates to pneumatic membrane building technical field, particularly relates to a kind of negative pressure pneumatic membrane building system.This negative pressure pneumatic membrane building system includes air film containment system and exhaust system, wherein said air film containment system includes the gas film structure roof that support frame and covering are arranged on described support frame outer surface, and described exhaust system includes some for extracting the exhaust fan that described air film containment system inner air outwards discharges.This negative pressure pneumatic membrane building system is compared with the positive pressure gas membrane building of prior art; pressure within pneumatic membrane building is less than the normal atmosphere (An) outside pneumatic membrane building; when gas film structure roof is damaged; harmful gas in pneumatic membrane building will not leak; thus without secondary pollution event occurs; safe and reliable, beneficially environmental conservation.
Description
Technical field
This utility model relates to pneumatic membrane building technical field, particularly relates to a kind of negative pressure pneumatic membrane building system.
Background technology
Along with the progress of China's level of economic development, energy-conserving and environment-protective, eliminate the environmental requirements such as haze and become more and more important.
Currently, national environmental protection policy is distinctly claimed Polluted Soil processing item and forbids open work, it is necessary to carry out totally-enclosed harmless treatment.
Pneumatic membrane building, as a kind of novel construction style, has good leak tightness, and span is big, the advantages such as the construction period is short, obtained by
Step is promoted.
But existing pneumatic membrane building commonly used positive pressure gas membrane structure form, internal exoskeletal of positive pressure gas membrane structure
Support, by providing positive pressure air that air film main structure body is supported inside pneumatic membrane building.In use, owing to being bullied
Membrane structure internal positive air pressure impact, face once damages, it will causes poisonous gas leakage in film, causes secondary environmental pollution.
Utility model content
(1) to solve the technical problem that
The purpose of this utility model is to provide a kind of negative pressure pneumatic membrane building system, solves existing positive pressure gas membrane building, film
Face damage can cause poisonous gas leakage in film, causes the technical problem of secondary environmental pollution.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides a kind of negative pressure pneumatic membrane building system, encloses including air film
Protecting system and exhaust system, wherein said air film containment system includes that support frame and covering are arranged on outside described support frame
Gas film structure roof on surface, described exhaust system includes some outside for extracting described air film containment system inner air
The exhaust fan of discharge.
Further, described support frame is tube truss structure or double-layer latticed shell structure.
Specifically, described gas film structure roof is connected by prestressing apparatus with described support frame.
Further, described negative pressure pneumatic membrane building system also includes master control system, air inlet system, Environmental safety supervision system
System and tail gas clean-up processing system, described master control system respectively with described exhaust system, described air inlet system, described Environmental security
Monitoring system is connected with described tail gas clean-up processing system.
Specifically, described air inlet system includes some self hang down type air feed shutters and is arranged on described self hang down type air feed shutter
On air intake valve.
Specifically, described Environmental safety supervision system includes that being arranged on the toxic gas within described air film containment system passes
Sensor and gas alarm controller.
Specifically, described tail gas clean-up processing system includes cleaner unit, is connected by intake stack with described cleaner unit
Activated-charcoal purifier, and the centrifugal blower being connected with described activated-charcoal purifier, wherein said centrifugal blower and air draft chimney
It is connected.
Further, described negative pressure pneumatic membrane building system also includes illuminator and monitoring system, described illuminator
It is connected with described master control system respectively with described monitoring system.
Further, described negative pressure pneumatic membrane building system also includes that discrepancy system, described discrepancy system include that vehicle enters
Go out, personnel's inlet/outlet, emergency safety door and spare gate.
(3) beneficial effect
Technique scheme of the present utility model has the advantage that
The negative pressure pneumatic membrane building system that this utility model provides, covers gas film structure roof and is arranged on support frame appearance
Constitute air film containment system on face, then by the air extraction within air film containment system and outwards discharged by exhaust fan, make
Obtain pneumatic membrane building and be internally formed negative pressure.Compared with the positive pressure gas membrane building of prior art, this negative pressure pneumatic membrane building system, due to gas
Pressure in membrane building is less than the normal atmosphere (An) outside pneumatic membrane building, when gas film structure roof is damaged, in pneumatic membrane building
Harmful gas will not leak, thus without occur secondary pollution event, safe and reliable, beneficially environmental conservation.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment negative pressure pneumatic membrane building system；
Fig. 2 is the top view of Fig. 1 of this utility model embodiment negative pressure pneumatic membrane building system；
Fig. 3 is the left view of Fig. 1 of this utility model embodiment negative pressure pneumatic membrane building system；
Fig. 4 is the tail gas clean-up processing system schematic diagram of this utility model embodiment negative pressure pneumatic membrane building system.
In figure: 1: air film containment system；2: retaining wall；31: vehicle enters door；32: vehicle exits door；4: personnel pass in and out
Door；5: emergency safety door；6: spare gate；7: self hang down type air feed shutter；81: cleaner unit；82: intake stack；83: active carbon purifying
Device；84: centrifugal blower；85: air draft chimney.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of the present utility model rather than whole embodiments.Based on the reality in this utility model
Execute example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of not making creative work, all
Belong to the scope of this utility model protection.
As Figure 1-3, the negative pressure pneumatic membrane building system that this utility model provides, including air film containment system 1 and air draft
System, wherein said air film containment system 1 includes the gas that support frame and covering are arranged on described support frame outer surface
Film structure roof, described exhaust system includes some for extracting the air draft that described air film containment system inner air outwards discharges
Blower fan.
This negative pressure pneumatic membrane building system, supports described gas film structure roof by described support frame, then passes through air draft
Blower fan extracts the air within pneumatic membrane building and outwards discharges so that pneumatic membrane building is internally formed negative pressure.With prior art just
Membrane building of calming the anger is compared, owing to the internal pressure of this negative pressure pneumatic membrane building system is less than outside normal atmosphere (An) so that air film is tied
When structure roofing is damaged, the harmful gas in pneumatic membrane building will not leak, thus without secondary pollution event occurs, and peace
Complete reliable.
Furthermore, described support frame can use tube truss structure or double-layer latticed shell structure.
In this utility model embodiment, described support frame uses double-layer latticed shell structure, and described latticed shell structure includes circle
Cylindrical reticulated shell structure and respectively two ends with described cylindrical latticed shell structure are the arc-shaped curved surface net shell knot that arc transition is connected
Structure.This version make whole negative pressure pneumatic membrane building system profile coordinate attractive in appearance, it is possible to realize gas film structure roof and
Perfect adaptation between support frame.
Specifically, described film structure roof uses the flexible thin-film material of high intensity, and described film structure roof covers and sets
Put on the upper cord member surface forming described double-layer latticed shell structure, and described film structure roof and described double-layer latticed shell structure
Upper cord member tightly connected together by prestressing apparatus, reach to resist the purpose of external wind, snow load.Described film is tied
The bottom of structure roofing is connected sealing with the retaining wall 2 being arranged on described air film containment system 1 surrounding, thus forms confined space.
More specifically, described negative pressure pneumatic membrane building system also includes that discrepancy system, described discrepancy system include that vehicle enters
Go out, personnel's inlet/outlet 4, emergency safety door 5 and spare gate 6, described discrepancy system closely connects with described gas film structure roof
Connect, owing to the discrepancy that this negative pressure pneumatic membrane building internal system is negative pressure, vehicle and personnel will not cause the interior gas of building outside
Leakage.Wherein said vehicles while passing door includes that vehicle enters door 31 and vehicle exits door 32, and described vehicle enters door 31 and vehicle
Exiting door 32 and be respectively adopted infrared induction door, described personnel's inlet/outlet 4 uses cloverleaf revolving door.
Still further, described negative pressure pneumatic membrane building system also includes that master control system, air inlet system, Environmental security are supervised
Examining system, tail gas clean-up processing system, illuminator and monitoring system, wherein said master control system respectively with described air draft system
System, described air inlet system, described Environmental safety supervision system, described tail gas clean-up processing system, described illuminator and described
Monitoring system is connected.
Specifically, described air inlet system include some self hang down type air feed shutters 7 being arranged on described retaining wall 2 and
Air intake valve, can control unlatching, closedown and intake big of described self hang down type air feed shutter 7 by described air intake valve
Little.Negative pressure pneumatic membrane building intrasystem pressure value can not only be maintained at set point by described air inlet system, but also be negative
Membrane building of calming the anger intrasystem operating personnel provide new wind, by carrying new wind by each corner in negative pressure pneumatic membrane building system
Toxic gas carries out mixed flow, thus ensures the process in a organized way of toxic gas.
As shown in Figure 4, described tail gas clean-up processing system includes cleaner unit 81, passes through intake stack with described cleaner unit 81
82 activated-charcoal purifiers 83 connected, and the centrifugal blower 84 being connected with described activated-charcoal purifier 83, wherein said dedusting
Device 81 uses sack cleaner, for tentatively filtering bulky grain thing in gas, then is entered by described intake stack 82
In described activated-charcoal purifier 83, described activated-charcoal purifier 83 uses what Polluted Soil volatilized by activated carbon adsorption principle to have
Poisonous gas carries out centralized collection, focuses on, until it reaches discharge standard, and described centrifugal blower 84 uses protected against explosion to be centrifuged wind
Machine, is used for drawing in the intrasystem toxic gas of negative pressure pneumatic membrane building extremely described tail gas clean-up processing system, described centrifugal blower
84 are connected with air draft chimney 85.
Described Environmental safety supervision system include being arranged on toxic gas sensor within described air film containment system with
And gas alarm controller, wherein said toxic gas sensor is used for organic compound intrasystem to negative pressure pneumatic membrane building
The gases such as VOCs, CO, NOx, benzene are monitored in real time, and monitoring signal is transferred to described master control system.When toxic gas is long
Time exceeds alarming line, and described gas alarm controller can produce sound and light alarm, and prompting operating personnel hasten to withdraw from negative pressure air film
Building system, it is ensured that personnel's personal safety.
Described illuminator includes interior illuminator and outdoor illumination, by described illuminator can not only be
Night work provides illumination, and can provide reliable illuminance for monitoring camera.
Described monitoring system includes that high speed zoom camera, DVR and display, described monitoring system have
Comprehensive, completely, clearly monitoring storage function, negative pressure pneumatic membrane building system can be concentrated by described monitoring system
Monitoring, at the video pictures of very first time grasp negative pressure pneumatic membrane building running situation, thus can improve negative pressure air film
Effective management of building system.
Additionally, described negative pressure pneumatic membrane building system also includes data collecting system, terminal remote monitor supervision platform, distribution control
Cabinet processed and frequency-changing control system, wherein said terminal remote monitor supervision platform is to pass through computer display screen in Central Control Room to negative pressure
In pneumatic membrane building system the computer terminal understood in real time of systematic ruuning situation and service data, and have data to deposit
The functions such as storage, the inquiry of historical data.It is intrasystem that described data collecting system includes being separately mounted to described negative pressure pneumatic membrane building
Pressure transducer, temperature sensor and humidity sensor, described data collecting system is for negative pressure pneumatic membrane building internal system
Carry out pressure detecting, temperature detection and Humidity Detection, and the data collected are transferred to described master control system in real time.
The running of this utility model negative pressure pneumatic membrane building system is: by the exhaust fan of described exhaust system not between
Disconnected carries out air draft so that this intrasystem air pressure of negative pressure pneumatic membrane building reduces and forms negative pressure, when reaching certain negative pressure value, institute
State the master control system described air intake valve of control to open, make-up gas in negative pressure pneumatic membrane building system, thus form flow field, simultaneously
Ensure that pressure differential is in setting safety range, it is ensured that stablizing of structure.Work machine pair in negative pressure pneumatic membrane building internal system
Polluted Soil carries out resolving operation, can produce the gas such as substantial amounts of VOC VOCs, CO, NOx, benzene in airtight space
Body, in order to ensure physical and mental health and the safety in closed space of staff in confined space, needs by described environment
Gas in confined space is detected by safety monitoring system.The concentration of toxic gases of inner space will have poison described in passing through
Body sensor detects, and when concentration is beyond safety range, described toxic gas sensor sends to described master control system
Signal, described master control system sends instruction, controls described tail gas clean-up processing system and starts, and described tail gas clean-up processing system will
The toxic gas of negative pressure pneumatic membrane building internal system Polluted Soil volatilization carries out filtering, activated carbon adsorption carries out row up to standard after processing
Put.I.e. realize the toxic gas dramatic shift by uncontrollable discharge to organized discharge in operation area, reach environmental protection standard and want
Ask.
In above-mentioned running, by the uninterrupted air draft of the exhaust fan of described exhaust system, this negative pressure air film is maintained to build
Build internal system and be in negative pressure state.When in this negative pressure pneumatic membrane building system, concentration of toxic gases is beyond safety range, institute
Stating Environmental safety supervision system and described master control system sends signal, described master control system controls described tail gas clean-up processing system
Starting, the air draft of the exhaust fan simultaneously stopping described exhaust system runs, thus to this negative pressure pneumatic membrane building internal system
Air carries out air draft again after purified treatment.In the process, described master control system issues instruction by frequency-variable controller, completes institute
State clog-free switching between exhaust system and described tail gas clean-up processing system, in not only ensure that negative pressure pneumatic membrane building system
Personal security, also reached protect environment purpose.
In sum, the negative pressure pneumatic membrane building system that this utility model provides, cover to be arranged on by gas film structure roof and prop up
Constitute air film containment system on support bone frame outer surface, then by exhaust fan, the air of negative pressure pneumatic membrane building internal system is extracted
And outwards discharge so that pneumatic membrane building is internally formed negative pressure.Compared with the positive pressure gas membrane building of prior art, this negative pressure air film is built
Build system, owing to the pressure in pneumatic membrane building is less than the normal atmosphere (An) outside pneumatic membrane building, be damaged at gas film structure roof
Time, the harmful gas in pneumatic membrane building will not leak, thus without there is secondary pollution event, safe and reliable, is conducive to
Environmental conservation.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；
Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that:
Technical scheme described in foregoing embodiments still can be modified by it, or carries out wherein portion of techniques feature
With replacing；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this utility model each embodiment technology
The spirit and scope of scheme.
Claims (9)
1. a negative pressure pneumatic membrane building system, it is characterised in that: include air film containment system and exhaust system, wherein said air film
Containment system includes the gas film structure roof that support frame and covering are arranged on described support frame outer surface, described air draft
System includes some for extracting the exhaust fan that described air film containment system inner air outwards discharges.
Negative pressure pneumatic membrane building system the most according to claim 1, it is characterised in that: described support frame is tube truss structure
Or double-layer latticed shell structure.
Negative pressure pneumatic membrane building system the most according to claim 1, it is characterised in that: described gas film structure roof and described
Support bone frame is connected by prestressing apparatus.
Negative pressure pneumatic membrane building system the most according to claim 1, it is characterised in that: also include master control system, air inlet system,
Environmental safety supervision system and tail gas clean-up processing system, described master control system respectively with described exhaust system, described air inlet system
System, described Environmental safety supervision system are connected with described tail gas clean-up processing system.
Negative pressure pneumatic membrane building system the most according to claim 4, it is characterised in that: described air inlet system includes some from hanging down
Formula air feed shutter and be arranged on the air intake valve on described self hang down type air feed shutter.
Negative pressure pneumatic membrane building system the most according to claim 4, it is characterised in that: described Environmental safety supervision system includes
It is arranged on the toxic gas sensor within described air film containment system, and gas alarm controller.
Negative pressure pneumatic membrane building system the most according to claim 4, it is characterised in that: described tail gas clean-up processing system includes
Cleaner unit, the activated-charcoal purifier being connected by intake stack with described cleaner unit, and be connected with described activated-charcoal purifier
Centrifugal blower, wherein said centrifugal blower is connected with air draft chimney.
Negative pressure pneumatic membrane building system the most according to claim 4, it is characterised in that: also include illuminator and monitoring system
System, described illuminator is connected with described master control system respectively with described monitoring system.
Negative pressure pneumatic membrane building system the most according to claim 1, it is characterised in that: also include discrepancy system, described discrepancy
System includes vehicles while passing door, personnel's inlet/outlet, emergency safety door and spare gate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620581661.2U CN205688580U (en) | 2016-06-14 | 2016-06-14 | A kind of negative pressure pneumatic membrane building system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620581661.2U CN205688580U (en) | 2016-06-14 | 2016-06-14 | A kind of negative pressure pneumatic membrane building system |
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| CN205688580U true CN205688580U (en) | 2016-11-16 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951993A (en) * | 2016-06-14 | 2016-09-21 | 北京中天久业膜建筑技术有限公司 | Negative pressure gas film building system |
| CN107100383A (en) * | 2017-02-08 | 2017-08-29 | 西藏大学 | A kind of Multifunctional smart plateau ecology cell room |
| WO2019109305A1 (en) * | 2017-12-07 | 2019-06-13 | 深圳市博德维环境技术股份有限公司 | Air-supported membrane structure and combined air duct therefor |
| CN111089379A (en) * | 2019-12-31 | 2020-05-01 | 深圳约顿科技有限公司 | Humidifying air film structure |
-
2016
- 2016-06-14 CN CN201620581661.2U patent/CN205688580U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951993A (en) * | 2016-06-14 | 2016-09-21 | 北京中天久业膜建筑技术有限公司 | Negative pressure gas film building system |
| CN107100383A (en) * | 2017-02-08 | 2017-08-29 | 西藏大学 | A kind of Multifunctional smart plateau ecology cell room |
| WO2019109305A1 (en) * | 2017-12-07 | 2019-06-13 | 深圳市博德维环境技术股份有限公司 | Air-supported membrane structure and combined air duct therefor |
| CN111089379A (en) * | 2019-12-31 | 2020-05-01 | 深圳约顿科技有限公司 | Humidifying air film structure |
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