CN208505550U - Door/window testing machine calibrating installation and its simulation window - Google Patents
Door/window testing machine calibrating installation and its simulation window Download PDFInfo
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- CN208505550U CN208505550U CN201821256535.5U CN201821256535U CN208505550U CN 208505550 U CN208505550 U CN 208505550U CN 201821256535 U CN201821256535 U CN 201821256535U CN 208505550 U CN208505550 U CN 208505550U
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Abstract
The utility model relates to a kind of door/window testing machine calibrating installations, including simulation window, simulation window includes the simulation window ontology that front side for being installed in corresponding door and window experimental machine is windward side, simulation window ontology, which has, mitigates chamber, the windward side of simulation window ontology is provided with the air inlet communicated with the mitigation chamber, door and window experimental machine calibrating installation further includes the gas flowmeter calibrating installation examined and determine for the gas flowmeter to door/window testing machine and the pressure sensor calibrating device examined and determine for the pressure sensor to door/window testing machine, the leeward side of simulation window ontology, which is provided with, to be connected the gas flowmeter calibrating installation with the first connecting hole for mitigating chamber and connect the second connecting hole of the pressure sensor calibrating device with mitigation chamber.The utility model solve the problems, such as the prior art in door and window experimental machine pressure sensor, be not inconsistent with practical service environment in flow sensor verification process.
Description
Technical field
The utility model relates to the door/window testing machine calibrating installations and its simulation window in calibrating field.
Background technique
It needs that door and window is installed on construction wall, for door and window, needs the resisting wind press capacity to door and window, air permeability
Can, rain leakage performance these three physical properties tested, the testing machine that can carry out testing inspection to door and window be known as door and window
Testing machine, the ZMC series door/window testing machine of existing door/window testing machine such as MIS industrial system (China) Co., Ltd production, door
Window testing machine includes testing machine rack, and true erection of doors and windows in testing machine rack when use, door/window testing machine includes peace
Loaded on the sucktion fan in testing machine rack and equipment of drenching with rain, sucktion fan can generate normal pressure and negative pressure to door and window, lead to
Whether the pressure sensor door and window for crossing door/window testing machine itself meets the requirements, and door and window experimental machine further includes detecting the wind of sucktion fan
The flow sensor of machine flow.Equipment of drenching with rain is used to detect the watertightness of door and window.
Due to the requirement of vertification regulation, need to carry out regularly the pressure sensor and flow sensor of door/window testing machine
Calibrating, and verification process in the prior art be by door/window testing machine pressure sensor and flow sensor disassemble,
It is then delivered to calibrating laboratory to go to examine and determine, certain labour can be wasted by dismounting pressure sensor and flow sensor, and is easy
Pressure sensor and flow sensor are caused to damage in disassembly process, certainly more importantly, after dismounting, pressure sensing
The use environment of device and flow sensor changes, and influences final verification result.
Utility model content
The purpose of this utility model is to provide a kind of door/window testing machine calibrating installations, to solve the prior art to door and window reality
The problem of testing the pressure sensor in machine, not being inconsistent in flow sensor verification process with practical service environment；The utility model
Purpose, which also resides in, provides simulation window used in one kind door/window testing machine calibrating installation.
In order to solve the above technical problems, the technical solution of door/window testing machine calibrating installation is as follows in the utility model:
A kind of door/window testing machine calibrating installation, including simulation window, simulation window include for being installed on corresponding door and window experimental machine
On front side be windward side simulation window ontology, simulation window ontology have mitigate chamber, the windward side of simulation window ontology be provided with
It is described to mitigate the air inlet that communicates of chamber, door and window experimental machine calibrating installation further include for the gas flowmeter to door/window testing machine into
The gas flowmeter calibrating installation of row calibrating and the pressure sensor examined and determine for the pressure sensor to door/window testing machine
Calibrating installation, the leeward side of simulation window ontology are provided with the connection gas flowmeter calibrating installation and connect with the first of mitigation chamber
Hole and the connection pressure sensor calibrating device and the second connecting hole for mitigating chamber.
The air inlet has multiple, and each air inlet is arranged along same center of circle uniform intervals, and first connection hole is in institute
State the positive rear side of center location.
Simulation window ontology includes the surrounding side wall between the windward side and leeward side, and surrounding side wall is hollow knot
Structure.
The leeward side of simulation window ontology is pressed with reinforcing rib structure outstanding facing forward.
The technical solution of simulation window in the utility model are as follows:
The simulation window of door/window testing machine calibrating installation is windward including the front side for being installed in corresponding door and window experimental machine
The simulation window ontology of side, simulation window ontology, which has, mitigates chamber, and the windward side of simulation window ontology is provided with to be communicated with the mitigation chamber
Air inlet, the leeward side of simulation window ontology be provided with for connect corresponding gas flowmeter calibrating installation and mitigate chamber first
Connecting hole and connection corresponding pressure sensor calibrating installation and the second connecting hole for mitigating chamber.
The air inlet has multiple, and each air inlet is arranged along same center of circle uniform intervals, and first connection hole is in institute
State the positive rear side of center location.
Simulation window ontology includes the surrounding side wall between the windward side and leeward side, and surrounding side wall is hollow knot
Structure.
The leeward side of simulation window ontology is pressed with reinforcing rib structure outstanding facing forward.
The utility model has the following beneficial effects: when pressure sensor, the flow sensor of door/window testing machine are examined and determine,
It is not required to dismantle pressure sensor and flow sensor, simulation window is directly mounted on simulation test machine, simulation is tested
The window of survey, the blower output pressure and gas flow of door/window testing machine itself, passes through pressure sensor calibrating device and flow
Sensor calibrating installation directly examines and determine the pressure sensor and flow sensor of door/window testing machine, ensure that door and window is tested
The pressure sensor and flow sensor of machine are accredited under true use environment, and the steady of air-flow can be advantageously ensured that by mitigating chamber
It is qualitative, guarantee final verification result.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of door/window testing machine calibrating installation in the utility model；
Fig. 2 is the structural schematic diagram of simulation window in Fig. 1；
Fig. 3 is the structural schematic diagram of the windward side of simulation window in Fig. 1；
Fig. 4 is the structural schematic diagram of the leeward side of simulation window in Fig. 1；
Fig. 5 is the cooperation schematic diagram of gas flowmeter calibrating installation and simulation window in Fig. 1；
Fig. 6 is the cooperation schematic diagram of pressure sensor calibrating device and simulation window in Fig. 1.
Specific embodiment
A kind of implementation of door/window testing machine calibrating installation is for example shown in Fig. 1 ~ 5: including simulation window 2 and after being connected to simulation window
The instrument room 12 of side, simulation window 2 include the simulation window ontology that front side for being installed in corresponding door and window experimental machine is windward side,
Simulation window ontology includes front side board 4, back side panel and the surrounding side wall 1 being set between front side board, back side panel, entire simulation window sheet
Body is square structure, and surrounding side wall is hollow structure, defines between front side board, back side panel and surrounding side wall and mitigates chamber 7.Simulation
The air inlet 3 that left and right is communicated with mitigation chamber is set on windward side, that is, front side board of window ontology, air inlet 3 has multiple, each 3 edge of air inlet
The circumferential uniform intervals in the same center of circle are arranged.The middle part of front side board and surrounding are provided with the screw thread that axis extends along the longitudinal direction
Simulation window ontology can be fixed in door and window experimental machine by hole 5, when use by the attachment screw that installs from front to back.Simulation
The first connecting hole 17 and the second connecting hole 18 are provided on leeward side, that is, back side panel of window ontology, wherein the first connecting hole 17 is in
The positive rear side of each surrounded center location of air inlet.The leeward side of simulation window ontology is pressed with reinforcing rib structure 19 outstanding facing forward.
The leeward side outer ring of simulation window exposes to instrument room, which can cooperate with press strip, is fixed by press strip to simulation window.
Calibrating installation further includes being connected with the first connecting hole 17 for examining to the gas flowmeter of door and window experimental machine
Fixed gas flowmeter calibrating installation 14 and the pressure sensor progress being used for door and window experimental machine being connected with the second connecting hole
The pressure sensor calibrating device 16 of calibrating.Gas flowmeter calibrating installation and pressure sensor calibrating device are installed on instrument room
In 12, in the utility model, gas flowmeter calibrating installation includes three range limiting values by small the first standard successively to become larger
Flowmeter 27, the second proving flowmeter 28 and third proving flowmeter 29, each proving flowmeter are one-way flow meter, one-way flow
Meter refers to that by the gas direction of gas flowmeter can only be a direction, is connected with and is arranged in parallel on the first connecting hole
First flow examines and determine gas circuit 21 and second flow examines and determine gas circuit 22, is provided with first switch valve in first flow calibrating gas circuit 21
23, second flow examines and determine and is provided with second switch valve 24 in gas circuit 22.Three proving flowmeters are arranged in parallel, three normal flows
The inlet end of meter and air inlet path 25 are connected with first flow calibrating gas circuit 21 together, the outlet side of three proving flowmeters and exhaust
Road 26 is connected with second flow calibrating gas circuit 22 together, in the place gas circuit of exhaust line 26, air inlet path 25 and each proving flowmeter
On be provided with switch valve, the switch valve where each proving flowmeter in gas circuit is flow control valve, exhaust line, air inlet path institute
Switch valve in gas circuit is also flow control valve.Pressure sensor calibrating device includes that three range limiting values are successively become by small
Big the first standard pressure transducer 32, the second standard pressure transducer 33 and third standard pressure transducer 34, each standard pressure
Force snesor is arranged in parallel, and is connected by the first gas circuit with the second connecting hole, in the place gas circuit of each standard pressure transducer
On be serially connected with switch valve and helical pipe 35, helical pipe 35 can further improve gas stabilization, guarantee standard pressure
The calibration accuracy of force snesor.Figure middle term 13 indicates the air inlet pipe communicated with air inlet path, and item 15 indicates the row communicated with exhaust line
Tracheae.
Be additionally provided in instrument room power supply and each switch valve of control and with each standard pressure transducer and each normal flow
The CPU9 of meter sampling connection, figure middle term 10 indicate power supply, are provided with liquid crystal touch screen 11 on rear side of instrument room.It is tested to door and window
Machine examination timing, simulation window is installed in door and window experimental machine 40, the sucktion fan of door and window experimental machine itself can produce normal pressure
And negative pressure, by taking the flow sensor calibrating to door/window testing machine as an example, when the sucktion fan of door/window testing machine generates normal pressure
When, first switch valve is opened, and corresponding proving flowmeter work, air inlet path is closed, and exhaust line is opened, can be to door and window experimental machine
Flow sensor carries out positive pressure range calibrating, and when the sucktion fan air-breathing of door and window experimental machine generates negative pressure, second switch valve is beaten
It opens, exhaust line is closed, and air inlet path is opened, and can be carried out range of negative pressure calibrating to the flow sensor of door/window testing machine, be passed through gas
The selection on road, each proving flowmeter can carry out positive pressure, negative pressure value calibrating, eliminate a proving flowmeter, reduce mark
The use of quasi- flowmeter, not only saves cost, can be mounted in an instrument room after reducing proving flowmeter number
It is interior, it realizes highly integrated.Switch valve where proving flowmeter in gas circuit is flow control valve, passes through making for flow control valve
With the state that small flow and high pressure may be implemented generates, and small flow and high-pressure state are the main works of door/window testing machine
Make state.By exhaust line, the adjusting of the switch valve of air inlet path, common realize is adjusted with the electric blower of door/window testing machine itself
Multi-state in-circuit emulation detection.The multiple proving flowmeters and standard pressure transducer why used are to guarantee right
The calibration accuracy in detection range answered.
Claims (8)
1. a kind of door/window testing machine calibrating installation, it is characterised in that: including simulation window, simulation window includes for being installed on respective doors
Front side in window experimental machine is the simulation window ontology of windward side, and simulation window ontology, which has, mitigates chamber, the windward side of simulation window ontology
It is provided with the air inlet communicated with the mitigation chamber, door and window experimental machine calibrating installation further includes for the gas to door/window testing machine
The gas flowmeter calibrating installation and the pressure examined and determine for the pressure sensor to door/window testing machine that flowmeter is examined and determine
Force snesor calibrating installation, the leeward side of simulation window ontology are provided with the connection gas flowmeter calibrating installation and mitigate chamber
First connecting hole and the connection pressure sensor calibrating device and the second connecting hole for mitigating chamber.
2. door/window testing machine calibrating installation according to claim 1, it is characterised in that: the air inlet have it is multiple, respectively into
Air port arranges that first connection hole is in the positive rear side of the center location along same center of circle uniform intervals.
3. door/window testing machine calibrating installation according to claim 1, it is characterised in that: simulation window ontology includes positioned at described
Surrounding side wall between windward side and leeward side, surrounding side wall are hollow structure.
4. door/window testing machine calibrating installation according to claim 2, it is characterised in that: the leeward side of simulation window ontology is pressed with
Reinforcing rib structure outstanding facing forward.
5. the simulation window of door/window testing machine calibrating installation, it is characterised in that: including for being installed in corresponding door and window experimental machine
Front side be windward side simulation window ontology, simulation window ontology have mitigate chamber, the windward side of simulation window ontology be provided with it is described
The air inlet that chamber communicates is mitigated, the leeward side of simulation window ontology is provided with for connecting corresponding gas flowmeter calibrating installation and delaying
With the first connecting hole and connection corresponding pressure sensor calibrating installation of chamber and the second connecting hole for mitigating chamber.
6. simulation window according to claim 5, it is characterised in that: the air inlet has multiple, and each air inlet is along same circle
Heart uniform intervals arrangement, first connection hole is in the positive rear side of the center location.
7. simulation window according to claim 5, it is characterised in that: simulation window ontology include be located at the windward side with it is leeward
Surrounding side wall between side, surrounding side wall are hollow structure.
8. simulation window according to claim 6, it is characterised in that: the leeward side of simulation window ontology is pressed with outstanding forward add
Strengthening tendons structure.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018209471371 | 2018-06-20 | ||
| CN201820947137 | 2018-06-20 |
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| Publication Number | Publication Date |
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| CN208505550U true CN208505550U (en) | 2019-02-15 |
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| CN201821256535.5U Active CN208505550U (en) | 2018-06-20 | 2018-08-06 | Door/window testing machine calibrating installation and its simulation window |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709702A (en) * | 2018-06-20 | 2018-10-26 | 河南省计量科学研究院 | A kind of door/window testing machine calibrating installation and its simulation window |
-
2018
- 2018-08-06 CN CN201821256535.5U patent/CN208505550U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709702A (en) * | 2018-06-20 | 2018-10-26 | 河南省计量科学研究院 | A kind of door/window testing machine calibrating installation and its simulation window |
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