CN215296588U - Building door and window air tightness performance detection device - Google Patents
Building door and window air tightness performance detection device Download PDFInfo
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- CN215296588U CN215296588U CN202121167367.4U CN202121167367U CN215296588U CN 215296588 U CN215296588 U CN 215296588U CN 202121167367 U CN202121167367 U CN 202121167367U CN 215296588 U CN215296588 U CN 215296588U
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Abstract
The utility model relates to a building door and window air tightness performance detection device, which belongs to the technical field of door and window detection, and particularly comprises an annular air pipe arranged on one side of a fixed plate, a plurality of negative pressure pipes are evenly arranged on the other side of the fixed plate, a plurality of guide holes are arranged on a movable plate, one end of each negative pressure pipe is communicated with the annular air pipe, a vacuum chuck is connected with the other end of each negative pressure pipe through a thread, the negative pressure pipes are inserted in the guide holes, a plurality of sealing rings are arranged between the guide holes and the negative pressure pipes, a sealing cover is also arranged on the circumference of the movable plate, the edge of the sealing cover is provided with an annular pressing plate, a first sealing gasket is arranged on the annular pressing plate, an air suction pipe and an air inlet pipe are arranged on the annular air pipe, control valves are arranged on the air suction pipe and the air inlet pipe, an air pipe and a detection pipe are arranged on the movable plate, through holes for the air pipe and the detection pipe to pass through are arranged on the fixed plate, and a control mechanism is also arranged on the fixed plate, the utility model discloses simple structure, convenient to use is convenient for form the hydrostatic pressure chamber on door and window, makes things convenient for the door and window gas tightness to detect.
Description
Technical Field
The utility model relates to a building door and window air tightness performance detection device belongs to door and window and detects technical field.
Background
The air tightness of the door and window refers to the air permeation quantity of the door and window in unit opening seam length or unit area, and the air permeation resistance of the door and window in a closed state is examined. The field detection of the building door and window engineering is usually carried out before the completion acceptance of the building door and window engineering. The air tightness and the sound insulation have a relative relation, the sound insulation is natural and poor due to poor air tightness, and doors and windows with poor air tightness can bring larger noise and influence the health of people.
At present, the existing detection method mainly comprises the steps that a static pressure box is formed on site by utilizing a sealing plate, a building enclosure and an outer window, and positive pressure difference or negative pressure difference is formed on two sides of a detected object by air supply system to draw air from the static pressure box or blow air to the static pressure box. The static pressure chamber is led out of a measuring hole to measure the pressure difference, a flow measuring device is arranged on a pipeline to measure the air permeability, and the unit seam length air permeability and the unit area air permeability of a detection object are evaluated under the pressure difference of 10 Pa.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that prior art exists, the utility model provides a simple structure, convenient to use is convenient for form the static pressure chamber on door and window, makes things convenient for the building door and window air tightness performance detection device that the door and window gas tightness detected.
In order to achieve the above purpose, the technical scheme adopted by the utility model is a building door and window air tightness performance detection device, which comprises a fixed plate, a movable plate and a negative pressure pipe, wherein an annular air pipe is installed on one side of the fixed plate, a plurality of negative pressure pipes are evenly installed on the other side of the fixed plate, corresponding to the negative pressure pipes, a plurality of guide holes are arranged on the movable plate, one end of each negative pressure pipe is communicated with the annular air pipe, a vacuum chuck is connected with the other end of each negative pressure pipe through screw threads, the vacuum chuck is used for being adsorbed on the glass of a door and window, the negative pressure pipe is inserted in the guide holes, a plurality of sealing rings are arranged between the guide holes and the negative pressure pipes, a sealing cover is further installed on the circumference of the movable plate, an annular pressing plate is arranged at the edge of the sealing cover, a first sealing gasket is installed on the annular pressing plate, and an air suction pipe and an air inlet pipe are arranged on the annular air pipe, the air suction pipe and the air inlet pipe are both provided with control valves, the movable plate is provided with an air pipe and a detection pipe which correspond to the air pipe and the detection pipe, the fixed plate is provided with through holes for the air pipe and the detection pipe to pass through, and the fixed plate is also provided with a control mechanism for controlling the movable plate to move.
Preferably, the control mechanism mainly comprises a control screw mounted on the fixed plate and a control screw mounted in the control screw, the bottom of the control screw is rotatably mounted on the movable plate, and an operating handle is fixed at the top of the control screw.
Preferably, one side of fly leaf is provided with annular fixed station, the center of sealed cowling is provided with the fixed orifices, the sealed cowling passes through the fixed orifices suit on annular fixed station, still install annular clamping ring on the annular fixed station, annular clamping ring threaded connection is on annular fixed station, install the sealed pad of second between sealed cowling and the fly leaf.
Preferably, two operating rods are further arranged on the annular pressing ring.
Compared with the prior art, the utility model discloses following technological effect has: the utility model discloses simple structure, convenient to use utilizes vacuum chuck to adsorb on glass, then forms the static pressure chamber through fly leaf, sealed cowling and door and window or envelope, then through setting up tuber pipe and test tube on the static pressure chamber, the fan is connected to the tuber pipe, and test tube connects pressure sensor, whole device simple to use, and convenient operation can form the static pressure chamber on door and window fast, and then is convenient for carry out short-term test to door and window, has improved detection efficiency greatly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, a building door and window air tightness detection device comprises a fixed plate 1, a movable plate 2 and a negative pressure pipe 3, wherein an annular air pipe 4 is installed on one side of the fixed plate 1, a plurality of negative pressure pipes 3 are evenly installed on the other side of the fixed plate 1, and correspondingly, a plurality of guide holes 5 are formed in the movable plate 2, one end of each negative pressure pipe 3 is communicated with the annular air pipe 4, the other end of each negative pressure pipe 3 is connected with a vacuum chuck 6 in a threaded manner, the vacuum chuck 6 is used for being adsorbed on glass of a door and window, the negative pressure pipes 3 are inserted into the guide holes 5, a plurality of sealing rings 7 are arranged between the guide holes 5 and the negative pressure pipes 3, a sealing cover 8 is further installed on the circumference of the movable plate 2, an annular pressing plate 9 is arranged on the edge of the sealing cover 8, a first sealing gasket 10 is installed on the annular pressing plate 9, an air suction pipe 11 and an air inlet pipe 12 are arranged on the annular air pipe 4, and control valves 13 are installed on the air suction pipe 11 and the air inlet pipe 12, the movable plate 2 is provided with an air duct 14 and a detection tube 15, and correspondingly, the fixed plate 1 is provided with a through hole for the air duct 14 and the detection tube 15 to pass through, and the fixed plate 1 is also provided with a control mechanism for controlling the movable plate to move.
The utility model discloses in adopt sealed cowling and vacuum chuck cooperation, utilize vacuum chuck to adsorb on door and window's glass, the sealed cowling is installed on the fly leaf on vacuum chuck, and through the position of control fly leaf, pressure between adjustment sealed cowling and door and window or the door and window envelope utilizes first sealed pad to realize compressing tightly sealedly, and the mode that pastes sealed sticky tape on the circumference that also can adopt the sealed cowling simultaneously realizes sealedly, and sealed cowling, fly leaf and door and window have formed the static pressure chamber like this, can detect. Whole simple structure, convenient to use can realize quick fixed, has improved work efficiency greatly. When the vacuum sucker is used specifically, the vacuum sucker is placed on the door and window glass, then the vacuum sucker is connected with the air suction pipe 11 through the vacuum pump to be vacuumized, so that the vacuum sucker is firmly fixed on the door and window glass, and the control valve is closed. And then the position of the movable plate is adjusted through the control mechanism, so that the sealing cover and the door and window or the door and window enclosure structure form extrusion sealing. And connecting the testing instrument with the air pipe and the detecting pipe to test the tightness.
The control mechanism mainly comprises a control screw 16 mounted on the fixed plate and a control screw 17 mounted in the control screw, the bottom of the control screw 17 is rotatably mounted on the movable plate 2, and an operating handle 18 is fixed at the top of the control screw 17. The movable plate is controlled to move back and forth by the control screw, so that the operation is simple and the use is convenient.
In addition, one side of the movable plate 2 is provided with an annular fixed platform 19, the center of the sealing cover 8 is provided with a fixed hole, the sealing cover 8 is sleeved on the annular fixed platform 19 through the fixed hole, an annular pressing ring 20 is further installed on the annular fixed platform 19, the annular pressing ring 20 is in threaded connection with the annular fixed platform 19, and a second sealing gasket 21 is installed between the sealing cover 8 and the movable plate 2. Two operating rods 22 are also provided on the annular clamping ring 20. Considering the quick assembly disassembly of sealed cowling, adopting and installing annular fixed station on the fly leaf, fixing the sealed cowling on annular fixed station through annular clamping ring 20, fixed simple, convenient can carry out quick assembly disassembly.
The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (4)
1. The utility model provides a building door and window air tightness performance detection device which characterized in that: the sealing device comprises a fixed plate, a movable plate and a negative pressure pipe, wherein an annular air pipe is installed on one side of the fixed plate, a plurality of negative pressure pipes are evenly installed on the other side of the fixed plate and correspond to the negative pressure pipes, a plurality of guide holes are formed in the movable plate, one end of each negative pressure pipe is communicated with the annular air pipe, a vacuum chuck is connected to the other end of each negative pressure pipe in a threaded manner and used for being adsorbed on glass of a door or window, the negative pressure pipes are inserted into the guide holes, a plurality of sealing rings are arranged between the guide holes and the negative pressure pipes, a sealing cover is further installed on the circumference of the movable plate, an annular pressing plate is arranged on the edge of the sealing cover, a first sealing gasket is installed on the annular pressing plate, an air suction pipe and an air inlet pipe are arranged on the annular air pipe, control valves are installed on the air suction pipe and the air inlet pipe, an air pipe and a detection pipe are installed on the movable plate and correspond to the air inlet pipe, the fixed plate is provided with a through hole for the air pipe and the detection pipe to pass through, and the fixed plate is also provided with a control mechanism for controlling the movable plate to move.
2. The building door and window air tightness detection device according to claim 1, characterized in that: the control mechanism mainly comprises a control screw mounted on the fixed plate and a control screw mounted in the control screw, the bottom of the control screw is rotatably mounted on the movable plate, and an operating handle is fixed at the top of the control screw.
3. The building door and window air tightness detection device according to claim 1, characterized in that: one side of fly leaf is provided with annular fixed station, the center of sealed cowling is provided with the fixed orifices, the sealed cowling passes through the fixed orifices suit on annular fixed station, still install annular clamping ring on the annular fixed station, annular clamping ring threaded connection is on annular fixed station, install the sealed pad of second between sealed cowling and the fly leaf.
4. The building door and window air tightness detection device according to claim 3, characterized in that: two operating rods are further arranged on the annular pressing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121167367.4U CN215296588U (en) | 2021-05-28 | 2021-05-28 | Building door and window air tightness performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121167367.4U CN215296588U (en) | 2021-05-28 | 2021-05-28 | Building door and window air tightness performance detection device |
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| Publication Number | Publication Date |
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| CN215296588U true CN215296588U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121167367.4U Active CN215296588U (en) | 2021-05-28 | 2021-05-28 | Building door and window air tightness performance detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114882677A (en) * | 2022-06-13 | 2022-08-09 | 江西科技学院 | Intelligent alarm device based on Internet of things |
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2021
- 2021-05-28 CN CN202121167367.4U patent/CN215296588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114882677A (en) * | 2022-06-13 | 2022-08-09 | 江西科技学院 | Intelligent alarm device based on Internet of things |
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