CN108956046A - A kind of building element testing machine and its building element test cover - Google Patents
A kind of building element testing machine and its building element test cover Download PDFInfo
- Publication number
- CN108956046A CN108956046A CN201810745740.6A CN201810745740A CN108956046A CN 108956046 A CN108956046 A CN 108956046A CN 201810745740 A CN201810745740 A CN 201810745740A CN 108956046 A CN108956046 A CN 108956046A
- Authority
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- China
- Prior art keywords
- building element
- cover
- testing machine
- sealing
- forbay
- 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.)
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Links
- 238000012360 testing method Methods 0.000 title claims abstract description 80
- 238000007789 sealing Methods 0.000 claims abstract description 50
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 230000008595 infiltration Effects 0.000 abstract description 17
- 238000001764 infiltration Methods 0.000 abstract description 17
- 239000000654 additive Substances 0.000 abstract description 8
- 230000000996 additive effect Effects 0.000 abstract description 7
- 239000011521 glass Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to a kind of building element testing machine and its building element test covers, building element testing machine includes forbay, the mounting hole for installing corresponding building element is provided on rear side of forbay, Pressure generator is set on forbay, building element testing machine further includes building element test cover, building element test cover includes front openings for covering at the cover on rear side of the building element, gas flowmeter is provided on cover, the opening of cover is provided with for the sealing fit portion with the sealing cooperation of building element rear end face, outer peripheral surface or inner peripheral surface.The present invention solves the problems, such as to need to detect additive air infiltration capacity in the prior art and causes to test cumbersome.
Description
Technical field
The present invention relates to a kind of for carrying out the building element testing machine and its building of performance detection to door and window, glass curtain wall
Component test cover.
Background technique
The building elements such as door and window, glass curtain wall need building element testing machine to test its some mechanical performances,
Such as door and window, glass curtain wall, need to carry out it resisting wind press capacity, air penetration performance, rain penetration performance
These three mechanical performances are tested, and the testing machine that can be tested the mechanical performance of at least one in building element is known as
Building element testing machine.
The examination of existing building component is disclosed in the third page of National Standard of the People's Republic of China GB/T15227-2007
Test the structure of machine, the structure of building element testing machine is as shown in Figure 1 and 2: building element testing machine includes having front side board 2 and four
The forbay 3 of cycle side plate 1, is equipped with Pressure generator on the front side board of forbay, and Pressure generator includes that air feed is set
Standby 4 and air-supply pipeline, ventilation apparatus is blower, and the air inlet being oppositely arranged with the air outlet of air-supply pipeline is provided in forbay
Baffle 5 is provided with the air inlet positioned opposite with air inlet baffle 5 on forbay, and pressure control dress is provided on air-supply pipeline
10, pressure sensor is set, gas flowmeter 9 or airspeedometer are additionally provided on air-supply pipeline, building element testing machine further includes can
The transverse slat 8 and riser 7 of mobile adjustment.In use, since each door and window size to be tested is different, it is therefore desirable to mobile transverse slat
Upper and lower position adapt to the height of door and window, the left-right position of mobile riser adapts to the width of door and window, and the height of riser can
Adjustment, the correspondence side plate of transverse slat, riser and forbay surrounds one and door and window to be tested installing port 6 of the same size, will be to
Door and window, that is, building element of test is installed at the installing port 6, in the space that ventilation apparatus is surrounded to transverse slat, riser and forbay
Blowing, air inlet baffle be used to guarantee the stability of air pressure, is tested with this mechanical performance of door and window.
The quantity of air infiltration of building element is equal to measurement value sensor-additive air infiltration capacity, and additive air infiltration capacity is
Refer between building element and forbay between gap, the transverse slat of forbay, riser and itself gap institute of the other positions of forbay
Caused air penetration, therefore detected in the prior art in order to the quantity of air infiltration to building element, it must just mention
It is preceding that additive air infiltration capacity is measured by cumbersome test method.In the prior art, essentially by two ways, first
Kind, building element is installed at installing port, opening gap (window gap) and inlay seam on sealing building element is passed through
Gap (gap between building element and forbay), then certain pressurization, acquires additive air infiltration capacity；Second, using not
Ventilative material blocks installing port, and then certain pressurization, acquires additive air infiltration capacity.It in the prior art can on building element
It opens gap and mosaic fissure is more, go sealing that can open gap and mosaic fissure by manual operation completely, not only labour is strong
Degree is big, and can occupy more operating time, causes the test period longer；Additionally due to needing to be added into forbay certain
Pressure, therefore blower has biggish flow, causes the range of flowmeter larger, this also will increase the cost and ruler of flowmeter
It is very little, but building element itself does not have so big the quantity of air infiltration.
Summary of the invention
The purpose of the present invention is to provide a kind of building element testing machines, to solve in the prior art to building element sky
Air infiltration penetration needs to detect additive air infiltration capacity and causes to test cumbersome problem when testing；The purpose of the present invention is also
It is to provide building element test cover used in one kind building element testing machine.
In order to solve the above technical problems, the technical solution of building element testing machine is as follows in the present invention:
A kind of building element testing machine, including forbay are provided with the peace for installing corresponding building element on rear side of forbay
Hole is filled, Pressure generator is set on forbay, building element testing machine further includes building element test cover, building element test
Cover includes front openings for covering at the cover on rear side of the building element, is provided with gas flowmeter, cover on cover
Opening be provided with for building element rear end face, outer peripheral surface or inner peripheral surface sealing cooperation sealing fit portion.
Building element testing machine further includes top-pushing mechanism, and top-pushing mechanism has the pushing tow for applying direction active force facing forward
End, sealing fit portion on rear side of cover from being arranged for constituting with the end-face seal ring with building element rear end face sealing
Have for by the articulated connection structure of the pushing end pushing tow of corresponding top-pushing mechanism.
The cover front end, which has, connects section for being connected in the set of the building element rear end, and the sealing fit portion is by setting
It is placed in the sealing ring composition that the set connects section inner circumferential.
The cover front end has the slotting even section for being plugged in the building element rear end, and the sealing fit portion is by setting
The sealing ring for being placed in the slotting even section periphery is constituted.
Building element test cover, including front openings for covering at cover on rear side of corresponding building element, on cover
It is provided with gas flowmeter, the opening of cover is provided with for matching with the sealing of building element rear end face, outer peripheral surface or inner peripheral surface
The sealing fit portion of conjunction.
Sealing fit portion from for the building element rear end face sealing cooperation end-face seal ring constitute, cover rear side
It is provided with for by the articulated connection structure of the pushing end pushing tow of corresponding top-pushing mechanism.
The cover front end, which has, connects section for being connected in the set of the building element rear end, and the sealing fit portion is by setting
It is placed in the sealing ring composition that the set connects section inner circumferential.
The cover front end has the slotting even section for being plugged in the building element rear end, and the sealing fit portion is by setting
The sealing ring for being placed in the slotting even section periphery is constituted.
The invention has the benefit that building element to be installed on to the installing port of forbay when testing building element
Locate, the rear end face of the sealing fit portion of building element test cover and building element, outer peripheral surface or inner peripheral surface sealing are matched in the present invention
It closes, i.e., building element test cover cooperates with building element self seal, and Pressure generator generates normal pressure or negative pressure, building
Component test cover simulates the normal interior space, therefore the pressure very little in building element test cover, is with pressure outside substantially
It is consistent, therefore can easily realize the sealing between building element test cover and building element, it can by gas flowmeter
Directly to measure the quantity of air infiltration of building element, since building element test cover directly seals cooperation with building element itself,
There is no need to consider between building element and forbay and the quantity of air infiltration of forbay itself, it is not required to equally go to the prior art
Additive air infiltration capacity is detected, test operation is enormously simplified, shortens test period.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of building element testing machine in background technique in the present invention；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the structural schematic diagram of the embodiment 1 of building element testing machine in the present invention；
Fig. 4 is the structural schematic diagram of the embodiment 2 of building element testing machine in the present invention；
Fig. 5 is the structural schematic diagram of the embodiment 3 of building element testing machine in the present invention.
Specific embodiment
A kind of embodiment 1 of building element testing machine is as shown in Figure 3: including the pressure with front side board 2 and four cycle side plates 1
Case 3, is equipped with Pressure generator on the front side board of forbay, and Pressure generator includes ventilation apparatus and air-supply pipeline,
Ventilation apparatus is blower 4, is provided with the air inlet baffle 5 being oppositely arranged with the air outlet of air-supply pipeline in forbay.Forbay
Rear side be provided with installing port 6, above forbay partly belongs to the prior art.
To building element 11 such as when door and window is tested, by erection of doors and windows at installing port, built in the present invention
Component test machine further includes building element test cover, and building element test cover includes front openings for covering at building element
The cover 13 of rear side is connected with gas flowmeter 10 on rear side of cover, and the front end face of cover is provided with end-face seal ring 12, end face
Sealing ring is constituted for the sealing fit portion with the sealing cooperation of building element rear end face.Building element testing machine further includes pushing tow
Mechanism, top-pushing mechanism include the mechanism rack 16 that bottom is provided with traveling wheel, are provided with pushing tow executive item 15, this implementation in mechanism rack
Pushing tow executive item is the pushing tow cylinder of front and back arrangement in example, and the piston rod of pushing tow cylinder constitutes the pushing end of top-pushing mechanism, after cover
Side is provided with the articulated connection structure 14 for being hinged and connected with pushing end, and articulated connection structure includes that plate thickness prolongs in left-right direction
The connection otic placode stretched is provided with the hinge hole that axis extends in left-right direction in connection otic placode.The front side of mechanism rack has support
The cover 13 of platform, building element test cover is placed in supporting table.
When in use, building element to be tested is installed at the installing port on rear side of forbay first, then pusher
Structure is taken building element test cover and is moved on rear side of forbay, the traveling wheel of top-pushing mechanism is stopped dead, passes through pushing tow cylinder pushing tow facing forward
Building element test cover, the sealing ring of building element test cover and the rear end outer circle of building element seal and cooperate, in this way building structure
Part test cover just simulates the interior space, and all positions that can be leaked out of whole building component are enclosed in building element test cover
Interior, for door and window, there is openable window in the position that may be leaked out, and glass and the junction of door window frame etc. pass through wind
Machine generates normal pressure to forbay, even if there are Air Leakages for forbay itself, but this leaks out and will not influence gas flowmeter
Measurement to building element can directly obtain the quantity of air infiltration of building element by gas flowmeter.It is not required to again to building
The quantity of air infiltration in the gap and forbay itself between component and forbay is tested, and is enormously simplified test process, is mentioned
High test efficiency.Further, since the quantity of air infiltration of building element is limited, the interior pressure of building element test cover is smaller and becomes
Change is not special big, therefore does not need the sealing that too big pressure is just easily achieved between end-face seal ring and building element,
The quantity demand of gas flowmeter is little, can use gas flowmeter in the prior art, can also consider from save the cost,
Using the gas flowmeter of small-range, such as the air whirl flow for using Shanghai He Ji instrument and meter for automation Co., Ltd to produce
Meter or electromagnetic flowmeter, providing to building element testing machine reduces cost and light-weighted chance.In other realities of the invention
Apply in example: building element is also possible to glass curtain wall；Top-pushing mechanism can also be realized by electric pushrod tries building element
Test the pushing tow of cover；Blower may be negative-pressure air fan；When need to only be tested for a kind of building element of size, peace
It is changeless that dress mouth can be size dimension, position, only needs one back side panel of setting at this time, aperture can be real on back side panel
It is existing.
A kind of embodiment 2 of building element testing machine is as shown in Figure 4: embodiment 2 unlike the first embodiment, match by sealing
Conjunction portion is not made of end-face seal ring, and 13 front end of cover, which has, connects section 17 for being connected in the set of building element rear end, is sealed
The sealing ring 18 that auxiliary section connects section inner circumferential by being set to the set is constituted, in use, directly covering set even section in building element
Rear end, the building element test enclosure are set to the company that building element rear end not only realizes sealing but also realizes cover and building element
It connects, without using top-pushing mechanism in the embodiment.
A kind of embodiment 3 of building element testing machine is as shown in Figure 5: embodiment 3 unlike the first embodiment, match by sealing
Conjunction portion is not made of end-face seal ring, and 13 body front ends of cover have for inserting the slotting even section 19 for being connected in building element rear end, sealing
Auxiliary section is made of the sealing ring 20 for being set to the company of inserting section periphery, in use, slotting even section to be directly inserted in the rear end of building element
, building element test cover, which is plugged in building element rear end, not only to be realized that sealing is realized again and connects, in the embodiment without using
Top-pushing mechanism.
Claims (8)
1. a kind of building element testing machine, including forbay, it is provided on rear side of forbay for installing corresponding building element
Pressure generator is arranged on forbay in mounting hole, it is characterised in that: building element testing machine further includes building element test
Cover, building element test cover include front openings for covering at the cover on rear side of the building element, are provided on cover
Gas flowmeter, the opening of cover are provided with for close with the sealing cooperation of building element rear end face, outer peripheral surface or inner peripheral surface
Seal auxiliary section.
2. building element testing machine according to claim 1, it is characterised in that: building element testing machine further includes pusher
Structure, top-pushing mechanism have the pushing end for applying direction active force facing forward, and sealing fit portion is by being used for and the building element
The end-face seal ring of rear end face sealing cooperation is constituted, and is provided on rear side of cover for by the pushing end pushing tow of corresponding top-pushing mechanism
Be articulated and connected structure.
3. building element testing machine according to claim 1, it is characterised in that: the cover front end has for being connected in
The set of the building element rear end connects section, and the sealing ring that the sealing fit portion connects section inner circumferential by being set to the set is constituted.
4. building element testing machine according to claim 1, it is characterised in that: the cover front end has for being plugged in
The slotting even section of the building element rear end, the sealing fit portion are made of the sealing ring for being set to the slotting even section periphery.
5. building element test cover, it is characterised in that: be used to cover at the cover on rear side of corresponding building element including front openings
Body, is provided with gas flowmeter on cover, the opening of cover be provided with for building element rear end face, outer peripheral surface or inner circumferential
The sealing fit portion of face sealing cooperation.
6. building element test cover according to claim 5, it is characterised in that: sealing fit portion is by being used for and the building
The end-face seal ring of component rear end face sealing cooperation is constituted, and is provided on rear side of cover for by the pushing end top of corresponding top-pushing mechanism
The articulated connection structure pushed away.
7. building element test cover according to claim 5, it is characterised in that: the cover front end has for being connected in
The set of the building element rear end connects section, and the sealing ring that the sealing fit portion connects section inner circumferential by being set to the set is constituted.
8. building element test cover according to claim 5, it is characterised in that: the cover front end has for being plugged in
The slotting even section of the building element rear end, the sealing fit portion are made of the sealing ring for being set to the slotting even section periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810745740.6A CN108956046B (en) | 2018-07-09 | 2018-07-09 | Building element testing machine and building element testing cover thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810745740.6A CN108956046B (en) | 2018-07-09 | 2018-07-09 | Building element testing machine and building element testing cover thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108956046A true CN108956046A (en) | 2018-12-07 |
| CN108956046B CN108956046B (en) | 2024-06-07 |
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| CN201810745740.6A Active CN108956046B (en) | 2018-07-09 | 2018-07-09 | Building element testing machine and building element testing cover thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006817A (en) * | 2019-05-23 | 2019-07-12 | 重庆大学 | The safety of architectural exterior-protecting construction wind resistance and waterproof test device and method |
| CN110470363A (en) * | 2019-08-01 | 2019-11-19 | 河南牛帕力学工程研究院 | A kind of air flow meter calibration standard test specimen of building element testing machine |
| CN111638006A (en) * | 2020-04-23 | 2020-09-08 | 河南牛帕力学工程研究院 | Building element testing machine |
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| CN108956046B (en) | 2024-06-07 |
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Effective date of registration: 20240514 Address after: 628000 Tuqiao Street, Lizhou District, Guangyuan City, Sichuan Province (next to Dongba Street Office) Applicant after: Guangyuan Construction Engineering Group Co.,Ltd. Country or region after: China Address before: 450006, No. 173, Ying Road, Zhongyuan District, Henan, Zhengzhou, 14 Applicant before: Shang Tingdong Country or region before: China |
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