CN105739556A - Fluctuation pressurized control system and method for building curtain wall detection - Google Patents
Fluctuation pressurized control system and method for building curtain wall detection Download PDFInfo
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- CN105739556A CN105739556A CN201610239594.0A CN201610239594A CN105739556A CN 105739556 A CN105739556 A CN 105739556A CN 201610239594 A CN201610239594 A CN 201610239594A CN 105739556 A CN105739556 A CN 105739556A
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- auxiliary reclay
- forbay
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
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- Fluid Mechanics (AREA)
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Abstract
The invention provides a fluctuation pressurized control system and method for building curtain wall detection. The fluctuation pressurized control system comprises a blower, a pressure tank, a driving mechanism which drives the pressure tank to release pressure, and a control mechanism controlling on/off of the driving mechanism, wherein the blower communicates with the pressure tank, the driving mechanism comprises an inflator and an air pipe communicating the inflator with the pressure tank, the control mechanism comprises a single-channel thermal meter, a detection unit for detecting pressure in the pressure tank and a solenoid valve for controlling the flow direction of gases in the air pipe, and the solenoid valve and the pressure sensor are both connected with the thermal meter. Through the fluctuation pressurized control system and method for building curtain wall detection, automatic control of fluctuation pressurization is effectively realized. Operation is convenient.
Description
Technical field
The present invention relates to the fluctuation pressurizing control system of a kind of building curtain wall detection and method, belong to technical field of buildings.
Background technology
GB/T21086 national regulations, building curtain wall must carry out the watertightness performance of curtain wall test specimen and the acceptance inspeciton of resisting wind press capacity, in the watertightness performance detection of fluctuation pressurization and the detection process of pressurization repeatedly of resisting wind press capacity, being required for the forbay installing curtain wall test specimen is carried out fluctuation pressurization, fluctuation condensation technique becomes a requisite part for building curtain wall four property detection technique.
At present, existing fluctuation condensation technique includes quickly switching fan frequency conversion fluctuation technology, double; two air supplying surging system, air outlet quadruple valve rotates fluctuation technology, mechanical stability fluctuates air pressure system.These technology all achieve the recurrent fluctuations circulation from high pressure to low pressure of the test tank pressure, but fail effectively to realize automatically controlling of fluctuation pressurization, invent and provide feasible method in effectively the automatically controlling of fluctuation pressurization.
Summary of the invention
Based on above deficiency, the technical problem to be solved in the present invention is to provide fluctuation pressurizing control system and the method for a kind of building curtain wall detection, and it can effectively realize automatically controlling of fluctuation pressurization, easy to operate.
In order to solve above technical problem, present invention employs techniques below scheme:
The fluctuation pressurizing control system of a kind of building curtain wall detection, carries out the driving mechanism of pressure release including aerator, forbay, driving forbay and controls the controlling organization of described driving mechanism break-make, and described aerator connects with described forbay；
Described driving mechanism includes air compressor machine and the trachea connected by described air compressor machine with described forbay；
Described controlling organization includes single channel thermal technology's table, for detecting the detection unit of pressure in described forbay and controlling the electromagnetic valve of described tracheal strips gas flow direction, described electromagnetic valve and described pressure transducer all with described single channel thermal technology's list catenation.
Described controlling organization also includes constant voltage source and auxiliary reclay, the high level normally open contact of described single channel thermal technology's table, the low value normally closed interlock of described single channel thermal technology's table, the coil of described auxiliary reclay, described constant voltage source, the normally closed interlock of described auxiliary reclay and described electromagnetic valve are sequentially connected in series, and the high level normally open contact of the normally open contact of described auxiliary reclay and described single channel thermal technology's table is connected in parallel.
Described controlling organization also includes the selection switch for manually and automatically switching, and described one end selecting switch is single channel thermal technology's table, and the other end is the coil of auxiliary reclay.
Described controlling organization also includes the on and off switch controlling described constant voltage source break-make.
Described detection unit includes pressure samples pipe and for detecting the pressure transducer of the pressure of described pressure samples pipe, and described pressure samples pipe connects with described forbay.
Described driving mechanism also includes exhaust casing, and described exhaust casing connects with described forbay, arranges air bleeding valve in described exhaust casing；Described trachea includes trachea and lower trachea；Described electromagnetic valve is two-position-five-way solenoid valve, the escape pipe of described air compressor machine connects with the air supply opening of described two-position-five-way solenoid valve, two working holes of described two-position-five-way solenoid valve connect with one end of described upper trachea and described lower trachea respectively, the other end of described upper trachea and described lower trachea lays respectively at the both sides of described air bleeding valve, and all connects with described exhaust casing.
Described exhaust casing is additionally provided with the speed-regulating valve for regulating exhaust velocity.
Described aerator is additionally provided with the pressure-regulating valve regulating pressing speed.
Also including converter, described converter is connected with described aerator.
The fluctuation pressure control method of a kind of building curtain wall detection, comprises the following steps:
(1) check whether the pressure showing forbay is 0, be otherwise zeroed out operation；
(2) switch on power switch, the coil blackout of auxiliary reclay, and the normally open contact of auxiliary reclay disconnects, and the normally closed interlock of auxiliary reclay is connected, and two-position-five-way solenoid valve is energized, and PA gas circuit is connected with BT1 gas circuit, drives the exhaust valve closure of exhaust casing；
(3) operation converter, controls aerator and pressurizes to forbay；
(4) pressure progressivelyes reach the high level of setting, high level normally open contact is connected, the coil electricity of auxiliary reclay, the normally closed interlock of auxiliary reclay disconnects, the normally open contact Guan Bi of auxiliary reclay, two-position-five-way solenoid valve power-off, BP gas circuit is connected with AT2 gas circuit, the air bleeding valve driving exhaust casing is opened, and forbay starts pressure release, and the high level normally open contact of single channel thermal technology's table disconnects；
(5) pressure is gradually decrease to lower than the high level set, the low value normally closed interlock of single channel thermal technology's table disconnects, the coil blackout of auxiliary reclay, the normally closed interlock Guan Bi of auxiliary reclay, the normally open contact of auxiliary reclay disconnects, two-position-five-way solenoid valve is energized, and PA gas circuit is connected with BT1 gas circuit, drives the exhaust valve closure of exhaust casing；
(6) repetitive cycling step (3)-(5).
Adopting above technical scheme, the present invention achieves techniques below effect:
The fluctuation pressurizing control system of building curtain wall provided by the invention detection and method, by the circuit control design case that the air bleeding valve of forbay is opened and closed, make to open during forbay high pressure, close during low pressure, realize pressure to fluctuate within the limits prescribed, reach the building curtain wall being arranged on forbay is carried out the purpose of fluctuation pressurization detection.This system automation degree is high, simple to operate, it is easy to realize, safe and reliable, and efficiency is high.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the fluctuation pressurizing control system of building curtain wall of the present invention detection.
Detailed description of the invention
As it is shown in figure 1, the fluctuation pressurizing control system of building curtain wall provided by the invention detection, including aerator 2, forbay 1, driving forbay 1 carry out the driving mechanism of pressure release and control the controlling organization of described driving mechanism break-make, aerator 2 connects with forbay 1；Described driving mechanism includes air compressor machine and the trachea connected by described air compressor machine with forbay 1；Described controlling organization includes for detecting the detection unit 48 of the pressure in described forbay 1, single channel thermal technology's table 47 and controlling the two-position-five-way solenoid valve 41 of described trachea break-make, two-position-five-way solenoid valve 41 and described pressure transducer 482 are all connected with described single channel thermal technology's table 47, two-position-five-way solenoid valve can also replace to the electromagnetic valve of other form, such as two-position three way magnetic valve.
Described controlling organization also includes constant voltage source 43 and auxiliary reclay, the high level normally open contact 471 of described single channel thermal technology's table 47, the low value normally closed interlock 472 of described single channel thermal technology's table 47, the coil 421 of described auxiliary reclay, described constant voltage source 43, the normally closed interlock 422 of described auxiliary reclay and described two-position-five-way solenoid valve 41 are sequentially connected in series, and the normally open contact 423 of described auxiliary reclay is connected in parallel with the high level normally open contact 471 of described single channel thermal technology's table 47.Described controlling organization also includes the selection switch 45 for manually and automatically switching, and described one end selecting switch 45 is single channel thermal technology's table 47, and the other end is the coil 421 of auxiliary reclay.Select to be also associated with press button 46 between switch 45 and the coil 421 of auxiliary reclay.Described controlling organization also includes the on and off switch 44 controlling described constant voltage source 43 break-make.
Wherein, test specimen 13 to be detected it is provided with in forbay, fixing steel column 11 in forbay, test specimen 13 is fixed on steel column 11 by girder steel 12, detection unit 48 includes pressure samples pipe 481 and for detecting the pressure transducer 482 of the pressure of described pressure samples pipe 481, and described pressure samples pipe 481 connects with described forbay 1.
Wherein, described driving mechanism also includes exhaust casing 31, and described exhaust casing 31 connects with described forbay 1, arranges air bleeding valve in described exhaust casing 31；Described trachea includes trachea 33 and lower trachea 34；The escape pipe 35 of described air compressor machine connects with the air supply opening of described two-position-five-way solenoid valve 41, two working holes of described two-position-five-way solenoid valve 41 connect with one end of described upper trachea 33 and described lower trachea 34 respectively, the other end of described upper trachea 33 and described lower trachea 34 lays respectively at the both sides of described air bleeding valve, and all connects with described exhaust casing 31.Exhaust casing 31 is additionally provided with the speed-regulating valve 32 for regulating exhaust velocity.Aerator 2 is additionally provided with the pressure-regulating valve regulating pressing speed.The blast wandering cycle size of described fluctuation pressurizing control system, it is possible to the exhaust velocity of pressing speed with exhaust casing 31 by regulating aerator 2 is controlled.For the fluctuation applied voltage test of large-scale curtain wall test specimen, for reducing period of waves, it is also possible to accelerate exhaust velocity by expanding exhaust casing 31 bore.
The present invention can realize the pressure of forbay 1 automatically controlling with fixed cycle fluctuation between high level and low value, also can realize Non-follow control.
Described fluctuation pressurization automatic control process is:
First aerator 2, air compressor, single channel thermal technology's table 47 are energized, check whether the pressure showing forbay 1 is 0, otherwise must clear operation, then on single channel thermal technology's table 47 setting pressure fluctuation high level and low value, manual/automatic selector switch is switched to automatically.After completing above operation, being connected by and off switch 44, constant voltage source 43 is energized, the coil 421 of auxiliary reclay is off-position, the normally open contact 423 of auxiliary reclay disconnects, and the normally closed interlock 422 of auxiliary reclay is connected, and two-position-five-way solenoid valve 41 is energized, PA gas circuit is connected, BT1 gas circuit is connected simultaneously, drives the exhaust valve closure of exhaust casing 31, operation converter 5 and adjusting knob, controlling aerator 2 to pressurize to forbay 1, single channel thermal technology's table 47 shows the pressure of pressure transducer 482 in real time.When pressure reaches the high level arranged, high level normally open contact 471 is connected, then the coil 421 of auxiliary reclay is energized, and the normally closed interlock 422 of auxiliary reclay disconnects, the normally open contact 423 of auxiliary reclay closes, then two-position-five-way solenoid valve 41 power-off, BP gas circuit is connected, and AT2 gas circuit is connected, the air bleeding valve driving exhaust casing 31 is opened, forbay 1 starts pressure release, and when pressure is lower than the high level set, the high level normally open contact 471 of single channel thermal technology's table 47 disconnects.When pressure continues to drop to setting low value, the low value normally closed interlock 472 of single channel thermal technology's table 47 disconnects, coil 421 power-off of auxiliary reclay, the normally closed interlock 422 of auxiliary reclay closes, and the normally open contact 423 of auxiliary reclay disconnects, then two-position-five-way solenoid valve 41 is energized, PA gas circuit is connected, and BT1 gas circuit is connected simultaneously, drives the exhaust valve closure of exhaust casing 31, aerator 2 pressurizes to forbay 1, and pressure goes back up to setting high level.Thus completing the circulation in a cycle, and repeat above circulation.
Described fluctuation pressurization Non-follow control process is:
First aerator 2, air compressor, single channel thermal technology's table 47 are energized, check whether the pressure of the forbay 1 that single channel thermal technology's table 47 shows is 0, otherwise must clear operation.Manual/automatic selector switch is switched to manually.On and off switch 44 is connected, constant voltage source 43 is energized, and the coil 421 of auxiliary reclay is off-position, and the normally open contact 423 of auxiliary reclay disconnects, the normally closed interlock 422 of auxiliary reclay is connected, two-position-five-way solenoid valve 41 is energized, and PA gas circuit is connected, and BT1 gas circuit is connected simultaneously, drive the exhaust valve closure of exhaust casing 31, operation converter 5 and adjusting knob, control aerator 2 and pressurize to forbay 1, and single channel thermal technology's table 47 shows the pressure of pressure transducer 482 in real time.When pressure reaches fluctuation circulation high level, push button switch 46, the coil 421 of auxiliary reclay is energized, the normally closed interlock 422 of auxiliary reclay disconnects, two-position-five-way solenoid valve 41 power-off, and PB gas circuit is connected, AT1 gas circuit is connected simultaneously, drives the air bleeding valve of exhaust casing 31 to open, forbay 1 pressure release.When pressure is down to fluctuation circulation low value, cut-off push button switch 46, coil 421 power-off of auxiliary reclay, then the normally closed interlock 422 of auxiliary reclay is connected, two-position-five-way solenoid valve 41 is energized, and PA gas circuit is connected, and BT1 gas circuit is connected simultaneously, drive the exhaust valve closure of exhaust casing 31, aerator 2 pressurizes to forbay 1, and forbay 1 pressure rises, and reaches fluctuation circulation high-voltage value, thus completing the circulation in a cycle, repeat above circulation.
Last it is noted that these are only the preferred embodiments of the present invention; it is not limited to the present invention; although the present invention being described in detail with reference to embodiment; for a person skilled in the art; technical scheme described in foregoing embodiments still can be modified by it; or wherein portion of techniques feature is carried out equivalent replacement; but all within the spirit and principles in the present invention; any amendment of being made, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. the fluctuation pressurizing control system of building curtain wall detection, it is characterised in that: include aerator, forbay, driving forbay carry out the driving mechanism of pressure release and control the controlling organization of described driving mechanism break-make, and described aerator connects with described forbay；
Described driving mechanism includes air compressor machine and the trachea connected by described air compressor machine with described forbay；
Described controlling organization includes single channel thermal technology's table, for detecting the detection unit of pressure in described forbay and controlling the electromagnetic valve of described tracheal strips gas flow direction, described electromagnetic valve and described pressure transducer all with described single channel thermal technology's list catenation.
2. the fluctuation pressurizing control system of building curtain wall according to claim 1 detection, it is characterized in that: described controlling organization also includes constant voltage source and auxiliary reclay, the high level normally open contact of described single channel thermal technology's table, the low value normally closed interlock of described single channel thermal technology's table, the coil of described auxiliary reclay, described constant voltage source, the normally closed interlock of described auxiliary reclay and described electromagnetic valve are sequentially connected in series, and the high level normally open contact of the normally open contact of described auxiliary reclay and described single channel thermal technology's table is connected in parallel.
3. the fluctuation pressurizing control system of building curtain wall according to claim 2 detection, it is characterized in that: described controlling organization also includes the selection switch for manually and automatically switching, described one end selecting switch is single channel thermal technology's table, and the other end is the coil of auxiliary reclay.
4. the fluctuation pressurizing control system of building curtain wall according to claim 2 detection, it is characterised in that: described controlling organization also includes the on and off switch controlling described constant voltage source break-make.
5. the fluctuation pressurizing control system of building curtain wall according to claim 1 detection, it is characterized in that: described detection unit includes pressure samples pipe and for detecting the pressure transducer of the pressure of described pressure samples pipe, and described pressure samples pipe connects with described forbay.
6. the fluctuation pressurizing control system of building curtain wall according to claim 1 detection, it is characterised in that: described driving mechanism also includes exhaust casing, and described exhaust casing connects with described forbay, arranges air bleeding valve in described exhaust casing；Described trachea includes trachea and lower trachea；Described electromagnetic valve is two-position-five-way solenoid valve, the escape pipe of described air compressor machine connects with the air supply opening of described two-position-five-way solenoid valve, two working holes of described two-position-five-way solenoid valve connect with one end of described upper trachea and described lower trachea respectively, the other end of described upper trachea and described lower trachea lays respectively at the both sides of described air bleeding valve, and all connects with described exhaust casing.
7. the fluctuation pressurizing control system of building curtain wall according to claim 1 detection, it is characterised in that: described exhaust casing is additionally provided with the speed-regulating valve for regulating exhaust velocity.
8. the fluctuation pressurizing control system of building curtain wall according to claim 1 detection, it is characterised in that: described aerator is additionally provided with the pressure-regulating valve regulating pressing speed.
9. the fluctuation pressurizing control system of building curtain wall according to claim 1 detection, it is characterised in that: also including converter, described converter is connected with described aerator.
10. the fluctuation pressure control method of a building curtain wall detection, it is characterised in that comprise the following steps:
(1) check whether the pressure showing forbay is 0, be otherwise zeroed out operation；
(2) switch on power switch, the coil blackout of auxiliary reclay, and the normally open contact of auxiliary reclay disconnects, and the normally closed interlock of auxiliary reclay is connected, and two-position-five-way solenoid valve is energized, and PA gas circuit is connected with BT1 gas circuit, drives the exhaust valve closure of exhaust casing；
(3) operation converter, controls aerator and pressurizes to forbay；
(4) pressure progressivelyes reach the high level of setting, high level normally open contact is connected, the coil electricity of auxiliary reclay, the normally closed interlock of auxiliary reclay disconnects, the normally open contact Guan Bi of auxiliary reclay, two-position-five-way solenoid valve power-off, BP gas circuit is connected with AT2 gas circuit, the air bleeding valve driving exhaust casing is opened, and forbay starts pressure release, and the high level normally open contact of single channel thermal technology's table disconnects；
(5) pressure is gradually decrease to lower than the high level set, the low value normally closed interlock of single channel thermal technology's table disconnects, the coil blackout of auxiliary reclay, the normally closed interlock Guan Bi of auxiliary reclay, the normally open contact of auxiliary reclay disconnects, two-position-five-way solenoid valve is energized, and PA gas circuit is connected with BT1 gas circuit, drives the exhaust valve closure of exhaust casing；
(6) repetitive cycling step (3)-(5).
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| CN112113710A (en) * | 2020-09-11 | 2020-12-22 | 广东稳固检测鉴定有限公司 | Fluctuation pressurization control system and method for building curtain wall detection |
| CN112254877A (en) * | 2020-09-03 | 2021-01-22 | 河南牛帕力学工程研究院 | Calibrating device of building element testing machine |
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Effective date of registration: 20210616 Address after: 510440 Baiyun Avenue North 833, Baiyun District, Guangzhou, Guangdong Patentee after: GUANGZHOU INSTITUTE OF BUILDING SCIENCE Co.,Ltd. Patentee after: GUANGZHOU CONSTRUCTION QUALITY AND SAFETY TESTING CENTER Co.,Ltd. Patentee after: GUANGDONG YUEXIN CONSTRUCTION ENGINEERING QUALITY SAFETY DETECTION Co.,Ltd. Address before: Jianyan building, no.833, Baiyun Avenue North, Guangzhou, Guangdong 510440 Patentee before: GUANGZHOU CONSTRUCTION QUALITY AND SAFETY TESTING CENTER Co.,Ltd. Patentee before: GUANGZHOU INSTITUTE OF BUILDING SCIENCE Co.,Ltd. |