Window air leakage detection device and window air leakage detection method

Abstract

The application relates to the technical field of air leakage detection devices, in particular to a window air leakage detection device and a window air leakage detection method, which comprise a detection cover, a hoisting device for hoisting the detection cover, a pressure sensor for detecting the internal pressure of the detection cover, and an extrusion device for extruding the detection cover. The detection cover comprises a bottom ring slightly larger than the window, the bottom of the bottom ring is fixedly connected with a sealing rubber ring, at least two elastic steel bands outwardly protruding in an arc shape are arranged on the bottom ring in a cross mode, the middle parts of the elastic steel bands are fixedly connected, the elastic steel bands are fixedly connected with a sealing film for sealing the window, and the edges of the sealing film are fixedly connected with the bottom ring. The application can detect the ordinary window of a floor, the detection cover only needs to be hoisted from the top of the building to the window position to cover the window during the detection, the detection cover is extruded by the extrusion device, the detection can be carried out, and the detection process is safe and efficient.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of air leakage detection devices, and specifically relates to a window air leakage detection device and a window air leakage detection method. BACKGROUND

[0002] Window air leakage can cause the flow between outdoor air and indoor air, which makes the indoor temperature higher in summer, the indoor temperature colder in winter, and even rainwater seeps into the indoor in rainy days, so once window air leakage occurs, the air leakage point needs to be detected and repaired in time.

[0003] The patent with the application number CN202110413194.8 discloses an anti-corrosion aluminum alloy door and window with air leakage detection, and the scheme has the following defects: the scheme is only an aluminum alloy door and window with air leakage detection function, and can only detect itself, and cannot detect the installed ordinary window independently.

[0004] In the national standard GB / T7106-2008 <Classification and detection method for air tightness, water tightness and wind pressure resistance of building exterior doors and windows>, only the method for detecting the processed window is provided, and as for the installed window, so far, there is no safe and efficient method for detecting the air leakage of the installed window. SUMMARY

[0005] The main purpose of the present application is to provide a window air leakage detection device to solve the problem of how to safely and efficiently detect the air leakage of the installed window in the prior art.

[0006] In addition, the present application also provides a window air leakage detection method to solve the problem of safely and efficiently detecting the air leakage of the installed window.

[0007] In order to achieve the above purpose, the present application provides a window air leakage detection device, which comprises a detection cover, a hoisting device for hoisting the detection cover, a pressure sensor for detecting the pressure inside the detection cover, and an extrusion device for extruding the detection cover.

[0008] The detection cover comprises a bottom ring slightly larger than the window, the bottom of the bottom ring is fixedly connected with a sealing rubber ring, at least two elastic steel belts outwardly protruding in an arc shape are arranged on the bottom ring in a cross manner, the middle part of the elastic steel belt is fixedly connected, the elastic steel belt is fixedly connected with a sealing film for sealing the window, and the edge of the sealing film is fixedly connected with the bottom ring.

[0009] The extrusion device comprises an iron block and an electromagnetic iron with adjustable magnetic force, the middle part of the elastic steel belt is fixedly connected with the iron block, and the electromagnetic iron is fixedly connected with a suction cup.

[0010] The detection cover can be pulled up and released down by the lifting device, the detection cover can cover the window, and the air leakage of the window can be detected by extruding the detection cover, the sealing rubber ring is used for sealing between the detection cover and the wall, and the detection cover can be extruded by the extruding device.

[0011] The pressure sensor and the electromagnetic iron with adjustable magnetic force are arranged, the pressure inside the detection cover can be adjusted according to requirements, and the required air pressure environment can be gradually reached.

[0012] Further, the number of elastic steel belts is 2, and the two elastic steel belts are arranged in a cross shape.

[0013] Further, the lifting device comprises a winch, a bottom plate and an inclined rod, the winch and the inclined rod are fixedly connected to the bottom plate, a fixed pulley is installed on the inclined rod, a lockable walking wheel is arranged at the bottom of the bottom plate, a pull rope is connected in the winch, the front end of the pull rope is detachably connected to the detection cover, and the middle part of the pull rope is connected to the fixed pulley.

[0014] Further, the pressure sensor is arranged in the inside of the detection cover, and the pressure sensor is wirelessly connected to a mobile phone.

[0015] Further, the bottom ring is a circular ring or a square ring.

[0016] The application also provides a window air leakage detection method using the window air leakage detection device in claim 1, and the method comprises the following steps.

[0017] Step one, the lifting device is sent to the top of the building, the detection cover is placed on the ground on the floor, the detection cover is lifted to the detection position by the lifting device, and the detection cover is covered on the outside of the window;

[0018] Step two, the electromagnet is fixed on the glass on the inside of the window at the detection position by the suction cup, and soap water is applied to the joint on the inside of the window.

[0019] Step three, the electromagnet is powered on, the detection cover is slowly adsorbed on the wall on the outside of the window, the magnetic force of the electromagnet is gradually increased, and the pressure value of the pressure sensor reaches the set value.

[0020] Step four, the bubble situation of the soap water is observed, if there is no bubble, it is qualified, if there is bubble, it is unqualified, and the bubble position is marked.

[0021] Further, the method further comprises the following steps.

[0022] Step five, the electromagnet is powered off, the suction cup is detached, the detection cover is moved to another detection position by operating the lifting device.

[0023] Step six, steps two to five are repeated.

[0024] Step seven, after all the windows are detected, the detection cover is released to the ground floor by the lifting device, and then the lifting device is retracted.

[0025] Further, in step three, the pressure sensor is wirelessly connected to the mobile phone, and the value of the pressure sensor is read through the mobile phone.

[0026] Further, in step three, the set value is 100 pa higher than the local atmospheric pressure value.

[0027] The detection principle of the present application is that soap water is applied to the inside joint of the window glass, the electromagnet is energized, the electromagnet is attracted to the iron block after being energized, the iron block is pressed inward to the detection cover, the pressure in the detection cover increases, a pressure difference is formed between the inside of the detection cover and the outside atmosphere of the window, gas leaks from the leak, and the soap water at the leak bubbles, thereby determining the leak of the window.

[0028] The window air leakage detection device of the present application can detect ordinary windows on the floor. During detection, the detection cover is hung down from the top of the building to the window position to cover the window, and the detection cover is pressed by the pressing device, so that the detection is carried out, and the detection process is safe and efficient.

[0029] The window air leakage detection method of the present application has the advantages of safe and convenient operation, high detection efficiency and easy observation. BRIEF DESCRIPTION OF DRAWINGS

[0030] The drawings accompanying the specification of this application serve to provide a further understanding of the present application, the illustrative embodiments of the present application and their descriptions serve to explain the present application, and do not constitute an improper limitation on the present application.

[0031] Fig. 1 It is a structural schematic view of the window air leakage detection device embodiment 1.

[0032] Fig. 2 It is a structural schematic view of the detection cover in the window air leakage detection device embodiment 1.

[0033] Fig. 3 It is a structural schematic view of the detection cover in the window air leakage detection device embodiment 2.

[0034] In the figure: 1, detection cover; 11, bottom ring; 12, elastic steel belt; 13, sealing film; 2, lifting device; 21, winch; 22, bottom plate; 23, inclined rod; 24, fixed pulley; 25, lockable walking wheel; 26, pull rope; 3, pressing device; 31, iron block; 32, electromagnet; 33, suction cup; 4, pressure sensor. DETAILED DESCRIPTION

[0035] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0036] Window air leakage detection device embodiment 1

[0037] As shown in Figs. 1-2 , a window air leakage detection device is provided, specifically, comprising a detection cover 1, a lifting device 2 for lifting the detection cover 1, a pressure sensor 4 for detecting the pressure inside the detection cover 1, and a pressing device 3 for pressing the detection cover 1. The detection cover 1 comprises a bottom ring 11 slightly larger than the window, the bottom ring 11 is an annular ring with a diameter of 3.5m, a sealing rubber ring is fixedly connected to the bottom of the bottom ring 11, and two outwardly arc-shaped elastic steel bands 12 are arranged on the bottom ring 11. The two elastic steel bands 12 are arranged in a cross shape, and the middle part of the elastic steel band 12 is fixedly connected. The elastic steel band 12 is fixedly connected with a sealing film 13 for sealing the window, and the edge of the sealing film 13 is fixedly connected with the bottom ring 11. The pressing device 3 comprises an iron block 31 and an electromagnetic iron 32 with adjustable magnetic force, and the iron block 31 is fixedly connected with the middle part of the elastic steel band 12, and the electromagnetic iron 32 is fixedly connected with a suction cup 33.

[0038] The lifting device 2 comprises a winch 21, a bottom plate 22 and a diagonal rod 23, the winch 21 and the diagonal rod 23 are fixedly connected on the bottom plate 22, a fixed pulley 24 is installed on the diagonal rod 23, a lockable walking wheel 25 is arranged at the bottom of the bottom plate 22, a pull rope 26 is connected in the winch 21, the front end of the pull rope 26 is detachably connected with the detection cover 1, and the middle part of the pull rope 26 is connected with the fixed pulley 24.

[0039] Window air leakage detection device embodiment 2

[0040] As shown in Fig. 3 , the difference between embodiment 2 and embodiment 1 is that the pressure sensor 4 is arranged inside the detection cover 1, the pressure sensor 4 is wirelessly connected with a mobile phone through Bluetooth, the bottom ring 11 is a square ring with a length of 3m and a width of 3m.

[0041] Window air leakage detection method embodiment 1

[0042] The present application also provides a window air leakage detection method, comprising:

[0043] Step one, send the lifting device 2 to the top of the building, place the detection cover 1 on the ground downstairs, lift the detection cover 1 to the detection position with the lifting device 2, and cover the detection cover 1 on the outside of the window;

[0044] Step two, fix the electromagnetic iron 32 on the glass inside the window at the detection position by using the suction cup 33, and smear soap water at the joint inside the window;

[0045] Step three, energize the electromagnet 32, so that the detection cover 1 is slowly adsorbed on the wall outside the window, and gradually increase the magnetic force of the electromagnet 32, so that the pressure value of the pressure sensor 4 reaches 100 pa higher than the local atmospheric pressure value.

[0046] Step four, observe the bubble situation of the soap water, if there is no bubble, it is qualified, if there is bubble, it is unqualified, and mark the bubble place.

[0047] Step five, disconnect the electromagnet 32, remove the suction cup 33, operate the lifting device 2, and move the detection cover 1 to another detection position.

[0048] Step six, repeat steps two to five.

[0049] Step seven, after all the windows are detected, operate the lifting device 2 to release the detection cover 1 to the ground floor, and then retract the lifting device 2.

[0050] Window air leakage detection method embodiment 2

[0051] The difference between embodiment 2 and embodiment 1 is that in step three, the pressure sensor 4 and the mobile phone are connected by Bluetooth wireless connection, and the value of the pressure sensor 4 is read by the mobile phone.

[0052] The above embodiment is used to detect the air leakage of 10 windows with a length of 2.8m and a width of 2.8m in a 10-story building, and it takes 20 minutes to detect each window on average. After detection, the air leakage is repaired, and after a month of follow-up, the residents report that there is no air leakage phenomenon again, and the living comfort is improved.

[0053] The above only describes the preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A window air leakage detection method using a window air leakage detection device, characterized in that: include: Step 1: Send the hanging device (2) to the roof of the building, place the detection cover (1) on the ground below, and use the hanging device (2) to lift the detection cover (1) to the detection position so that the detection cover (1) covers the outside of the window; Step 2: Use a suction cup (33) to fix the electromagnet (32) on the glass inside the window at the detection position, and apply soapy water to the seam inside the window; Step three, energizing the electromagnet (32) so that the detection cover (1) is slowly adsorbed on the wall outside the window, and gradually increasing the magnetic force of the electromagnet (32) so that the pressure value of the pressure sensor (4) reaches the set value; Step 4: Observe the bubbling of the soapy water. If there is no bubbling, it is qualified. If there is bubbling, it is unqualified, and mark the bubbling area. The window air leakage detection device comprises a detection cover (1), a hanging device (2) for hanging the detection cover (1), a pressure sensor (4) for detecting the internal pressure of the detection cover (1), and a squeezing device (3) for squeezing the detection cover (1); The detection cover (1) comprises a bottom ring (11) slightly larger than the window, a sealing rubber ring is fixedly connected to the bottom of the bottom ring (11), at least two elastic steel strips (12) protruding outward in an arc shape are cross-arranged on the bottom ring (11), the middle of the elastic steel strips (12) are fixedly connected, the elastic steel strips (12) are fixedly connected to a sealing film (13) for sealing the window, and the edge of the sealing film (13) is fixedly connected to the bottom ring (11); The extrusion device (3) comprises an iron block (31) and an electromagnet (32) with adjustable magnetic force, wherein the iron block (31) is fixedly connected to the middle portion of the elastic steel belt (12), and the electromagnet (32) is fixedly connected to a suction cup (33); The hoisting device (2) comprises a winch (21), a base plate (22), and an inclined rod (23). The winch (21) and the inclined rod (23) are fixedly connected to the base plate (22). A fixed pulley (24) is installed on the inclined rod (23). A lockable running wheel (25) is provided at the bottom of the base plate (22). A pull rope (26) is connected to the inside of the winch (21). The front end of the pull rope (26) is detachably connected to the detection cover (1), and the middle part of the pull rope (26) is connected to the fixed pulley (24).

2. The window air leakage detection method using the window air leakage detection device according to claim 1, characterized in that: The number of the elastic steel strips (12) is two, and the two elastic steel strips (12) are arranged in a cross-like manner.

3. The window air leakage detection method using the window air leakage detection device according to claim 1, characterized in that: The pressure sensor (4) is arranged inside the detection cover (1), and the pressure sensor (4) is wirelessly connected to a mobile phone.

4. The window air leakage detection method using the window air leakage detection device according to claim 1, characterized in that: The bottom ring (11) is a circular ring or a square ring.

5. The window air leakage detection method using the window air leakage detection device according to claim 1, characterized in that: Also includes: Step 5: De-energize the electromagnet (32), remove the suction cup (33), operate the hanging device (2), and move the detection cover (1) to another detection position; Step 6: Repeat steps 2 to 5; Step 7: After all windows have been inspected, operate the hanging device (2) to release the inspection cover (1) to the ground below, and then retract the hanging device (2).

6. The window air leakage detection method using the window air leakage detection device according to claim 1, characterized in that: In step three, the pressure sensor (4) is wirelessly connected to the mobile phone, and the value of the pressure sensor (4) is read via the mobile phone.

7. The window air leakage detection method using the window air leakage detection device according to claim 1, characterized in that: In step 3, the set value is 100 Pa higher than the local atmospheric pressure.

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