Building curtain wall air tightness detection facility

Abstract

The invention relates to the technical field of curtain wall detection, in particular to a building curtain wall air tightness detection facility which comprises a bottom plate, a detection box, a controller, an air pressure sensor and an air inlet pipe, the top end of the bottom plate is provided with the detection box, the front end of the detection box is provided with the controller, and the air pressure sensor is arranged in the detection box. A gas inlet pipe is arranged at the rear end of the detection box, the device further comprises a moving assembly, a vacuumizing assembly and a gas transmission assembly, the moving assembly is arranged at the top end of the bottom plate, the vacuumizing assembly is arranged on the moving assembly, the output end of the vacuumizing assembly is communicated with the input end of the gas transmission assembly, and the output end of the gas transmission assembly is communicated with the input end of the gas inlet pipe; when the device is used, the vacuumizing assembly is operated to perform vacuum adsorption on the curtain wall, the lower side of the curtain wall is under positive pressure, the upper side of the curtain wall is under negative pressure, the pressure difference is improved, when the detection value in the air pressure sensor changes rapidly within a certain time, the air tightness of the curtain wall is poor, and the air tightness detection efficiency of the curtain wall is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of curtain wall detection, in particular to a building curtain wall air tightness detection facility. Background Art

[0002] Building curtain wall refers to the non-load-bearing exterior wall enclosure of a building, which is usually composed of panels such as glass, metal plates, stone plates, ceramic plates, etc. and supporting structures behind them such as aluminum beams and columns, steel structures, glass ribs, etc. Building curtain walls need to be tested for air tightness during the production process to ensure that they can be used better.

[0003] In the prior art, the patent document with announcement number CN213456023U discloses a building curtain wall air tightness detection device that can quickly switch modes, including a detection box, a pressure box, a microprocessor, a locking screw and a sealing gasket. An air pressure sensor is provided on the left side wall of the inner cavity of the detection box, the pressure box and the detection box cooperate with each other, a negative pressure pump is provided on the right side wall of the pressure box, a microprocessor is provided on the top of the left side wall of the detection box, the microprocessor is electrically connected to a display screen and a data storage module, and the detection box is connected to the top and bottom of the pressure box through locking screws.

[0004] During use, it was found that the above-mentioned curtain wall also required the detection box and the pressure box to be locked with bolts for air tightness testing. At the same time, the air tightness was poor only by pumping negative pressure inside the pressure box, resulting in low detection efficiency. Summary of the Invention

[0005] In order to solve the above technical problems, the present invention provides a building curtain wall air tightness detection facility.

[0006] The present invention provides an air tightness detection facility for building curtain walls, comprising a base plate, a detection box, a controller, an air pressure sensor and an air inlet pipe, wherein the detection box is provided at the top of the base plate, the controller is installed at the front end of the detection box, the air pressure sensor is provided inside the detection box, the air inlet pipe is provided at the rear end of the detection box, and the facility further comprises a moving component, a vacuum component and an air delivery component, wherein the moving component is provided at the top of the base plate, the vacuum component is provided on the moving component, the output end of the vacuum component is connected to the input end of the air delivery component, and the output end of the air delivery component is connected to the input end of the air inlet pipe; when in use, the controller Use the vacuum assembly to vacuum adsorb the curtain wall, operate the vacuum assembly to raise the curtain wall, and then place the curtain wall on the top of the detection box. Then operate the vacuum assembly to vacuum the top of the curtain wall. At the same time, the gas supply end of the vacuum assembly cooperates with the gas supply assembly and the air inlet pipe to make the internal pressure of the detection box positive. The air pressure sensor detects the gas pressure inside the detection box. The lower side of the curtain wall is positive pressure and the upper side of the curtain wall is negative pressure, which increases the pressure difference. When the detection value inside the air pressure sensor changes rapidly within a certain period of time, it means that the air tightness of the curtain wall is poor, thereby improving the air tightness detection efficiency of the curtain wall.

[0007] Preferably, the vacuum assembly includes a movable seat, a cylinder, a pressure box, a vacuum pump, a No. 1 exhaust pipe, a No. 1 solenoid valve, a No. 1 sealing gasket, an exhaust pipe and a suction cup assembly. The movable seat is installed on the movable assembly, a cylinder is installed on the top of the movable seat, a pressure box is provided at the bottom movable end of the cylinder, a vacuum pump is provided on the top of the pressure box, a No. 1 exhaust pipe is provided at the input end of the vacuum pump, and the input end of the No. 1 exhaust pipe is communicated with the top of the pressure box, a No. 1 solenoid valve is installed on the No. 1 exhaust pipe, and a No. 1 sealing gasket is provided at the bottom end of the pressure box, an exhaust pipe is provided at the output end of the vacuum pump, and the output end of the exhaust pipe is communicated with the input end of the gas transmission assembly, a suction cup assembly is provided on the pressure box, and the suction cup assembly is used for vacuum adsorption and movement of the curtain wall; when in use , the staff controls the No. 1 solenoid valve to be closed through the controller, so that the vacuum pump draws air from the suction cup assembly, so that the suction cup assembly vacuum adsorbs the top of the curtain wall, and then operates the cylinder to shorten, so that the curtain wall is raised, and then the moving seat moves the curtain wall to the top of the inspection box with the cooperation of the moving assembly, and then operates the suction cup assembly to release the adsorption of the curtain wall, and then opens the No. 1 solenoid valve and starts the vacuum pump to draw negative pressure inside the pressure box. At the same time, the gas extracted by the vacuum pump enters the interior of the inspection box through the exhaust pipe, the gas supply assembly and the air inlet pipe. The interior of the inspection box is at positive pressure, which increases the pressure difference between the internal pressure of the inspection box and the internal pressure of the pressure box. The air pressure sensor detects the pressure inside the inspection box to detect the airtightness of the curtain wall.

[0008] The air filter press has one end in contact with the air filter, and the other end is fixed with a valve body, and the other end is connected with the air filter press, and the other end is connected with the air filter press, and the other end is connected with the air filter press, and the other end is connected with the air filter press, and the other end is connected with the air filter press, and the other end is connected with the air filter press, and the other end is connected with the air filter press, and the other end is connected with the air filter press, and the other end is connected with the air filter press, and the other end is connected with The outer wall of the solenoid valve is connected; when the vacuum suction cup is needed to adsorb and move the curtain wall, the controller controls the No. 3 solenoid valve and the No. 1 solenoid valve to be closed and the No. 2 solenoid valve to be opened, and the vacuum pump is started, so that the vacuum suction cup vacuum adsorbs the top of the curtain wall. When the curtain wall is placed on the detection box, the No. 3 solenoid valve is opened, so that the internal pressure of the vacuum suction cup is restored to normal pressure, so that the vacuum suction cup releases the seal on the top of the curtain wall. The controller closes the No. 3 solenoid valve and the No. 2 solenoid valve and opens the No. 1 solenoid valve, and the operating cylinder is extended, so that the bottom end of the pressure box is pressed against the top of the curtain wall. The vacuum suction cup contacts the top of the curtain wall under the elastic force of the spring, the slider makes height adaptive adjustment, and the vacuum pump is started, so that the No. 1 exhaust pipe operates at negative pressure to the inside of the pressure box. At the same time, the gas enters the detection box through the gas transmission component and operates at positive pressure, thereby improving the efficiency of air tightness detection.

[0009] Preferably, the moving component includes columns, a top frame, tracks, a moving frame, a dual-axis servo motor, a rotating shaft and rollers. Multiple groups of columns are provided at the top of the bottom plate, and the tops of the multiple groups of columns are connected to the bottom of the top frame. Tracks are provided on the front and back sides of the top of the top frame respectively. Dual-axis servo motors are provided on the left and right sides of the inside of the moving frame respectively. The two output ends of each group of dual-axis servo motors are respectively provided with a group of rotating shafts, and the free ends of each group of rotating shafts are respectively provided with a group of rollers. The rollers are in rolling contact with the tracks, and the moving seat is installed inside the top frame; according to the position of the curtain wall, the staff controls the dual-axis servo motor through the controller, so that the multiple groups of rollers are adjusted along the tracks, thereby realizing the position adjustment of the vacuum adsorption component and improving flexibility.

[0010] Preferably, the gas delivery assembly includes a metal telescopic hose, a quick-connect plug part A and a quick-connect plug part B. The exhaust pipe output end is connected to the metal telescopic hose input end. The metal telescopic hose output end is provided with a quick-connect plug part A, and the intake pipe input end is provided with a quick-connect plug part B. The quick-connect plug part B and the quick-connect plug part A are detachably connected. When in use, the quick-connect plug part B is plugged into the quick-connect plug part A, and the air extracted by the vacuum pump inside the pressure box is transported to the inside of the detection box through the exhaust pipe, the metal telescopic hose and the intake pipe, thereby realizing the secondary utilization of the gas. When there is no need to speed up the detection efficiency, the quick-connect plug part A and the quick-connect plug part B can be separated to improve the detection flexibility.

[0011] Preferably, a reinforcing plate is further included, and a reinforcing plate is provided between the base plate and the column; the base plate and the column are reinforced by the reinforcing plate to improve the connection firmness.

[0012] Preferably, it further includes a No. 2 sealing gasket, and a No. 2 sealing gasket is provided on the top of the detection box; the detection box increases the sealing performance of the bottom end of the curtain wall through the No. 2 sealing gasket, thereby improving the detection accuracy.

[0013] Preferably, it further includes a limit plate, with a set of limit plates provided at both ends of each set of tracks; the limit plates cooperate with each other to limit the moving position of the top frame, thereby improving protection.

[0014] Preferably, it also includes adjustable feet, and a group of adjustable feet are respectively provided at the four corners of the bottom end of the base plate; the four groups of adjustable feet cooperate with each other to stably support the equipment and improve stability.

[0015] Preferably, it further includes a support frame, and a support frame is provided on the top of the base plate; the support frame temporarily places and supports the curtain wall to improve convenience.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows: when in use, the vacuum assembly is operated to vacuum adsorb the curtain wall, the vacuum assembly is operated to raise the curtain wall, and then the curtain wall is placed on the top of the detection box, and then the vacuum assembly is operated to vacuum the top of the curtain wall. At the same time, the gas supply end of the vacuum assembly cooperates with the gas supply assembly and the air inlet pipe to make the internal pressure of the detection box positive pressure, and the air pressure sensor detects the gas pressure inside the detection box. The lower side of the curtain wall is positive pressure, and the upper side of the curtain wall is negative pressure, thereby increasing the pressure difference. When the detection value inside the air pressure sensor changes rapidly within a certain period of time, it indicates that the air tightness of the curtain wall is poor, thereby improving the air tightness detection efficiency of the curtain wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a first axonometric structural diagram of the present invention; Figure 2 is a second axonometric structural diagram of the present invention; Figure 3 yes Figure 2A partial enlarged structural diagram of the middle part; Figure 4 It is a schematic diagram of the explosion structure of the present invention; Figure 5 It is an enlarged structural diagram of the air pressure sensor and controller; Figure 6 It is an enlarged structural diagram of the rotating shaft and the dual-axis servo motor; Figure 7 It is an enlarged structural diagram of the cylinder and pressure box; Figure 8 It is an enlarged structural diagram of the vacuum suction cup and vacuum pump; Figure 9 yes Figure 8 A schematic diagram of the partially enlarged structure of part B in the middle; Figure 10 yes Figure 8 Schematic diagram of the partially enlarged structure of part C in the middle.

[0018] Markings in the accompanying drawings: 101, bottom plate; 102, detection box; 103, controller; 104, air pressure sensor; 105, No. 2 sealing gasket; 106, adjustable foot; 107, support frame; 108, air intake pipe; 201, movable seat; 202, cylinder; 203, pressure box; 204, vacuum pump; 205, No. 1 exhaust pipe; 206, No. 1 solenoid valve; 207, No. 1 sealing gasket; 208, exhaust pipe; 301, groove; 302, light bar; 303, slider; 304, spring ; 305, conveying pipe; 306, vacuum suction cup; 307, branch pipe; 308, No. 2 exhaust pipe; 309, No. 2 solenoid valve; 310, No. 3 exhaust pipe; 311, No. 3 solenoid valve; 401, column; 402, top frame; 403, track; 404, moving frame; 405, dual-axis servo motor; 406, rotating shaft; 407, roller; 408, reinforcement plate; 409, limit plate; 501, metal telescopic hose; 502, quick-connect plug part A; 503, quick-connect plug part B. DETAILED DESCRIPTION

[0019] To facilitate understanding of the present invention, the present invention will be described more fully below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0020] Example 1

[0021] like Figures 1 to 10As shown, a building curtain wall air tightness testing facility of the present invention includes a base plate 101, a testing box 102, a controller 103, an air pressure sensor 104 and an air inlet pipe 108. The testing box 102 is provided on the top of the base plate 101, the controller 103 is installed at the front end of the testing box 102, the air pressure sensor 104 is provided inside the testing box 102, and the air inlet pipe 108 is provided at the rear end of the testing box 102. It also includes a moving component, a vacuum component and a gas delivery component. The moving component is provided on the top of the base plate 101, and the vacuum component is provided on the moving component. The output end of the vacuum component is connected to the input end of the gas delivery component, and the output end of the gas delivery component is connected to the input end of the air inlet pipe 108. The vacuum pump assembly includes a movable seat 201, a cylinder 202, a pressure box 203, a vacuum pump 204, a No. 1 exhaust pipe 205, a No. 1 solenoid valve 206, a No. 1 sealing gasket 207, an exhaust pipe 208 and a suction cup assembly. The movable seat 201 is installed on the movable assembly. The cylinder 202 is installed on the top of the movable seat 201. The pressure box 203 is provided at the bottom movable end of the cylinder 202. The vacuum pump 204 is provided at the top of the pressure box 203. The input end of the vacuum pump 204 is connected to the vacuum pump 204. A first exhaust pipe 205 is provided, the input end of the first exhaust pipe 205 is connected to the top of the pressure box 203, a first solenoid valve 206 is installed on the first exhaust pipe 205, a first sealing gasket 207 is provided at the bottom of the pressure box 203, an exhaust pipe 208 is provided at the output end of the vacuum pump 204, the output end of the exhaust pipe 208 is connected to the input end of the gas transmission component, and a suction cup component is provided on the pressure box 203, which is used for vacuum suction and movement of the curtain wall; The suction cup assembly includes a groove 301, a light bar 302, a slider 303, a spring 304, a delivery pipe 305, a vacuum suction cup 306, a branch pipe 307, a No. 2 air extraction pipe 308, a No. 2 solenoid valve 309, a No. 3 air extraction pipe 310 and a No. 3 solenoid valve 311. The bottom end of the No. 2 air extraction pipe 308 is connected to the outer wall of the No. 1 air extraction pipe 205, and the No. 2 solenoid valve 309 is provided on the No. 2 air extraction pipe 308. The top end of the No. 2 air extraction pipe 308 is connected to the bottom end of the No. 3 air extraction pipe 310, and the No. 3 solenoid valve 311 is provided on the No. 3 air extraction pipe 310. A set of grooves 301 are provided on both sides of the pressure box 203. 1. A group of optical bars 302 are fixedly installed in each group of grooves 301, and a group of sliders 303 are slidably set in each group of grooves 301. Each group of sliders 303 is slidably connected to a group of optical bars 302. A group of vacuum suction cups 306 are respectively provided at the bottom end of each group of sliders 303. A group of springs 304 are respectively set on the outside of each group of optical bars 302. The springs 304 are above the sliders 303. The output end of the vacuum suction cup 306 is connected to the input end of the delivery pipe 305, the output end of the delivery pipe 305 is connected to the input end of the vacuum suction cup 306, and the output end of the vacuum suction cup 306 is connected to the outer wall of the No. 2 solenoid valve 309; The gas delivery assembly includes a metal telescopic hose 501, a quick-connect plug part A 502 and a quick-connect plug part B 503. The output end of the exhaust pipe 208 is connected to the input end of the metal telescopic hose 501. The output end of the metal telescopic hose 501 is provided with a quick-connect plug part A 502, and the input end of the intake pipe 108 is provided with a quick-connect plug part B 503. The quick-connect plug part B 503 and the quick-connect plug part A 502 are detachably connected.

[0022] In this embodiment, when the vacuum suction cup 306 is required to move the curtain wall, the controller 103 controls the third solenoid valve 311 and the first solenoid valve 206 to be closed and the second solenoid valve 309 to be opened, and the vacuum pump 204 is started, so that the vacuum suction cup 306 vacuum-adsorbs the top of the curtain wall. When the curtain wall is placed on the detection box 102, the third solenoid valve 311 is opened, so that the internal pressure of the vacuum suction cup 306 returns to normal pressure, so that the vacuum suction cup 306 releases the seal on the top of the curtain wall. The controller 103 closes the third solenoid valve 311 and the second solenoid valve 309 and opens the first solenoid valve 206, and the cylinder 202 is operated to extend, so that the pressure box 20 3 The bottom end is pressed against the top of the curtain wall. The vacuum suction cup 306 contacts the top of the curtain wall under the elastic force of the spring 304. The slider 303 performs a highly adaptive adjustment and starts the vacuum pump 204, so that the No. 1 exhaust pipe 205 operates the negative pressure inside the pressure box 203. The air extracted by the vacuum pump 204 in the pressure box 203 is transported to the inside of the detection box 102 through the exhaust pipe 208, the metal telescopic hose 501 and the air inlet pipe 108. The air pressure sensor 104 detects the gas pressure inside the detection box 102. The lower side of the curtain wall is positive pressure, and the upper side of the curtain wall is negative pressure, which increases the pressure difference. When the detection value inside the air pressure sensor 104 changes rapidly within a certain period of time.

[0023] Example 2

[0024] On the basis of Example 1, Figures 1 to 10 As shown, a building curtain wall air tightness detection facility of the present invention, the moving assembly includes a column 401, a top frame 402, a track 403, a moving frame 404, a double-axis servo motor 405, a rotating shaft 406 and a roller 407, the top of the bottom plate 101 is provided with multiple groups of columns 401, the tops of the multiple groups of columns 401 are connected to the bottom of the top frame 402, the top of the top frame 402 is provided with tracks 403 on the front and back sides, the inside of the moving frame 404 is provided with double-axis servo motors 405 on the left and right sides, the two output ends of each group of double-axis servo motors 405 are respectively provided with a group of rotating shafts 406, the free ends of each group of rotating shafts 406 are respectively provided with a group of rollers 407, the rollers 407 are in rolling contact with the tracks 403, and the moving seat 201 is installed inside the top frame 402; It also includes a reinforcing plate 408, a limiting plate 409, a No. 2 sealing gasket 105, an adjustable foot 106 and a support frame 107. A reinforcing plate 408 is provided between the base plate 101 and the column 401, a No. 2 sealing gasket 105 is provided at the top of the detection box 102, a group of limiting plates 409 are provided at both ends of each group of rails 403, a group of adjustable feet 106 are provided at the four corners of the bottom end of the base plate 101, and a support frame 107 is provided at the top of the base plate 101.

[0025] In this embodiment, according to the position of the curtain wall, the staff controls the dual-axis servo motor 405 through the controller 103, so that the multiple groups of rollers 407 are adjusted along the track 403, thereby achieving position adjustment of the vacuum adsorption component.

[0026] The main functions achieved by the present invention are: 1. The vacuum suction cup 306 is used to absorb and lift the curtain wall through the vacuum pump 204 and simultaneously vacuum the interior of the pressure box 203; 2. The pressure box 203 is evacuated by the vacuum pump 204 and the extracted gas is transported to the inside of the detection box 102, thereby increasing the pressure difference between the inside of the detection box 102 and the pressure box 203 and improving the detection efficiency.

[0027] The controller 103, air pressure sensor 104, vacuum pump 204, solenoid valve No. 1 206, vacuum suction cup 306, solenoid valve No. 2 309, solenoid valve No. 311 and dual-axis servo motor 405 of the building curtain wall air tightness detection facility of the present invention are purchased on the market. Technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for technical personnel in this field to make creative efforts.

[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A building curtain wall air tightness detection facility, comprising a base plate (101), a detection box (102), a controller (103), an air pressure sensor (104) and an air inlet pipe (108), wherein the detection box (102) is provided at the top of the base plate (101), the controller (103) is installed at the front end of the detection box (102), the air pressure sensor (104) is provided inside the detection box (102), and the air inlet pipe (108) is provided at the rear end of the detection box (102), characterized in that: It also includes a moving component, a vacuum component and a gas delivery component. The moving component is provided on the top of the bottom plate (101). The vacuum component is provided on the moving component. The output end of the vacuum component is connected to the input end of the gas delivery component. The output end of the gas delivery component is connected to the input end of the air inlet pipe (108).

2. A building curtain wall air tightness detection facility according to claim 1, characterized in that: The vacuum pumping assembly comprises a movable seat (201), a cylinder (202), a pressure box (203), a vacuum pump (204), a No. 1 exhaust pipe (205), a No. 1 solenoid valve (206), a No. 1 sealing gasket (207), an exhaust pipe (208) and a suction cup assembly. The movable seat (201) is mounted on the movable assembly. The cylinder (202) is mounted on the top of the movable seat (201). The pressure box (203) is arranged on the bottom movable end of the cylinder (202). The vacuum pump (204) is arranged on the top of the pressure box (203). The vacuum pump (204) is mounted on the top of the pressure box (203). 4) An input end is provided with a No. 1 exhaust pipe (205), the input end of the No. 1 exhaust pipe (205) is communicated with the top end of the pressure box (203), a No. 1 solenoid valve (206) is installed on the No. 1 exhaust pipe (205), a No. 1 sealing gasket (207) is provided at the bottom end of the pressure box (203), an exhaust pipe (208) is provided at the output end of the vacuum pump (204), the output end of the exhaust pipe (208) is communicated with the input end of the gas transmission component, a suction cup component is provided on the pressure box (203), and the suction cup component is used for vacuum adsorption and movement of the curtain wall.

3. A building curtain wall air tightness detection facility as claimed in claim 2, characterized in that: The suction cup assembly includes a groove (301), a light bar (302), a slider (303), a spring (304), a delivery pipe (305), a vacuum suction cup (306), a branch pipe (307), a No. 2 air extraction pipe (308), a No. 2 solenoid valve (309), a No. 3 air extraction pipe (310) and a No. 3 solenoid valve (311). The bottom end of the No. 2 air extraction pipe (308) is connected to the outer wall of the No. 1 air extraction pipe (205). The No. 2 solenoid valve (309) is provided on the No. 2 air extraction pipe (308). The top end of the No. 2 air extraction pipe (308) is connected to the bottom end of the No. 3 air extraction pipe (310). The No. 3 air extraction pipe (310) is provided with a No. 3 solenoid valve (311). A group of grooves ( 301), a group of optical bars (302) are fixedly installed in each group of grooves (301), a group of sliders (303) are slidably arranged in each group of grooves (301), each group of sliders (303) are slidably connected to a group of optical bars (302), a group of vacuum suction cups (306) are respectively arranged at the bottom end of each group of sliders (303), and a group of springs (304) are respectively set on the outside of each group of optical bars (302), the springs (304) are above the sliders (303), the output end of the vacuum suction cup (306) is communicated with the input end of the delivery pipe (305), the output end of the delivery pipe (305) is communicated with the input end of the vacuum suction cup (306), and the output end of the vacuum suction cup (306) is communicated with the outer wall of the second electromagnetic valve (309).

4. A building curtain wall air tightness detection facility as claimed in claim 2, characterized in that: The moving assembly comprises a column (401), a top frame (402), a track (403), a moving frame (404), a double-axis servo motor (405), a rotating shaft (406) and a roller (407). The top of the bottom plate (101) is provided with multiple groups of columns (401), the tops of the multiple groups of columns (401) are connected to the bottom of the top frame (402), the front and rear sides of the top of the top frame (402) are respectively provided with tracks (403), the left and right sides of the inside of the moving frame (404) are respectively provided with double-axis servo motors (405), the two output ends of each group of double-axis servo motors (405) are respectively provided with a group of rotating shafts (406), the free ends of each group of rotating shafts (406) are respectively provided with a group of rollers (407), the rollers (407) are in rolling contact with the tracks (403), and the moving seat (201) is installed inside the top frame (402).

5. A building curtain wall air tightness detection facility as claimed in claim 2, characterized in that: The gas transmission assembly comprises a metal telescopic hose (501), a quick-connect plug part A (502) and a quick-connect plug part B (503); the output end of the exhaust pipe (208) is communicated with the input end of the metal telescopic hose (501); the output end of the metal telescopic hose (501) is provided with the quick-connect plug part A (502); the input end of the air intake pipe (108) is provided with the quick-connect plug part B (503); the quick-connect plug part B (503) and the quick-connect plug part A (502) are detachably connected.

6. A building curtain wall air tightness detection facility as claimed in claim 4, characterized in that: It also includes a reinforcing plate (408), which is provided between the bottom plate (101) and the column (401).

7. A building curtain wall air tightness testing facility as claimed in claim 1, characterized in that: It also includes a No. 2 sealing gasket (105), and the No. 2 sealing gasket (105) is provided on the top of the detection box (102).

8. A building curtain wall air tightness detection facility as claimed in claim 4, characterized in that: It also includes a limiting plate (409), and each set of rails (403) is provided with a set of limiting plates (409) at both ends.

9. The building curtain wall air tightness detection facility according to claim 1, characterized in that: It also includes adjustable feet (106), and a group of adjustable feet (106) are respectively provided at the four corners of the bottom end of the base plate (101).

10. The building curtain wall air tightness detection facility according to claim 1, characterized in that: It also includes a support frame (107), and the top end of the bottom plate (101) is provided with the support frame (107).

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