Field detection device for wind pressure performance of external window of building

Abstract

The utility model provides a building external window wind pressure performance on-site detection device, which relates to the technical field of building external window wind pressure detection devices and comprises a sealing frame, a sealing film, a ventilation pipe, a pressure supply fan and a pressure monitoring device. The sealing frame is rectangular and is formed by sequentially connecting two sets of telescopic rods, the upper telescopic rod and the lower telescopic rod of the sealing frame are connected and supported through a limiting rod, the sealing film is arranged on the rear side of the sealing frame and provided with a first connector and a second connector, and the pressure supply fan and the pressure monitoring device are arranged on the front side of the sealing frame. The device can solve the problems that during on-site wind pressure detection, building external windows have various specifications, different sealing frames need to be replaced and installed according to the external windows of different sizes, operation is tedious, operation is complex, and the cost is low. And more parts are required to be carried, and multiple persons are matched for mounting, so that the efficiency is low, and manpower and time are consumed.

Description

Technical Field

[0001] The utility model relates to the technical field of wind pressure detection devices for building exterior windows, in particular to a field detection device for wind pressure performance of building exterior windows. Background Art

[0002] Wind pressure resistance refers to the performance of building exterior windows that will not be damaged under wind pressure when in normal closed state. When testing the wind pressure resistance of building exterior windows, one side of the building exterior window is closed by a pressure box or a sealing frame, and a displacement measuring instrument is installed on the other side. The pressure is applied using a pressure supply device, and the wind pressure is monitored by a pressure measuring instrument. The wind pressure resistance of the building exterior windows can be detected by the displacement measuring instrument and the pressure measuring instrument.

[0003] After the production of building exterior windows, wind pressure performance testing needs to be carried out. After the construction of the building is completed, wind pressure performance testing needs to be carried out on site. There are the following problems in the on-site testing process: building exterior windows have various specifications, and different sealing frames need to be replaced and installed for exterior windows of different sizes. Not only is the operation cumbersome, but also many parts need to be carried and multiple people need to cooperate in the installation, which is inefficient and consumes manpower and time. Therefore, this application proposes an on-site testing device for wind pressure performance of building exterior windows. Utility Model Content

[0004] In order to overcome the problems in the background technology, the utility model provides an on-site detection device for the wind pressure performance of building exterior windows, which solves the problem that building exterior windows have various specifications during on-site wind pressure detection, and different sealing frames need to be replaced and installed for windows of different sizes. Not only is the operation cumbersome, but it also requires carrying many parts and multiple people to cooperate in the installation, which is inefficient and wastes manpower and time.

[0005] A field detection device for wind pressure performance of building exterior windows comprises a sealing frame, a sealing film, a ventilation pipe, a supply and pressure fan and a pressure monitoring device; the sealing frame is rectangular and is connected in sequence by two groups of telescopic rods, the upper and lower telescopic rods of the sealing frame are connected and supported by limit rods, the sealing film is arranged at the rear side of the sealing frame, a first interface and a second interface are arranged on the sealing film, the supply and pressure fan and the pressure monitoring device are arranged at the front side of the sealing frame, the supply and pressure fan is connected to the first interface through the ventilation pipe, and the pressure monitoring device is connected to the second interface through a connecting pipe.

[0006] Furthermore, the telescopic rod is a rectangular rod body, the outer rod body and the inner rod body of the telescopic rod are slidably connected through a sliding groove and a slider, and the outer side walls of the outer rod body and the inner rod body of the telescopic rod are arranged flush.

[0007] Furthermore, a flush and sealing gasket layer is evenly fixed on the flush outer walls of the outer rod body and the inner rod body.

[0008] Furthermore, the limiting rod is a telescopic screw rod, the bottom end of the sleeve part of the limiting rod is fixed to the telescopic rod at the bottom of the sealing frame, and the top end of the threaded rod part of the limiting rod is rotatably connected to the connecting sleeve arranged on the telescopic rod at the top of the sealing frame.

[0009] Furthermore, the area of ​​the sealing film is larger than the maximum extension area of ​​the sealing frame.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The present application is provided with a sealing frame, a limiting rod and a sealing film, which are easy and quick to install. The sealing frame can be telescopically adjusted in size to adapt to external windows of different specifications. The limiting rod is convenient for supporting and adjusting the sealing frame. The sealing film can be quickly connected to a pressure supply fan and a pressure monitoring device, thereby solving the problem that external windows of buildings have various specifications during on-site wind pressure testing, and different sealing frames need to be replaced and installed for external windows of different sizes. The operation is cumbersome and requires the cooperation of multiple people, which has low installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings required for use in describing the embodiments are described.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the sealing frame structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the telescopic rod structure of the utility model;

[0016] Figure 4 This is a schematic diagram of the sealing membrane structure of the utility model.

[0017] 1-sealing frame, 2-sealing membrane, 21-first interface, 22-second interface, 3-ventilation pipe, 4-supply and pressure fan, 5-pressure monitoring device, 6-telescopic rod, 61-outer rod body, 62-inner rod body, 7-limiting rod, 8-sealing cushion layer, 9-connecting sleeve. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to facilitate understanding by technicians.

[0019] The utility model discloses a device for detecting wind pressure performance of building exterior windows on site. Figure 1-4A field detection device for wind pressure performance of building exterior windows, comprising a sealing frame 1, a sealing membrane 2, a ventilation pipe 3, a supply and pressure fan 4 and a pressure monitoring device 5; the sealing frame 1 is rectangular and is connected in sequence by two groups of telescopic rods 6, the upper and lower telescopic rods 6 of the sealing frame 1 are connected and supported by a limit rod 7, the sealing membrane 2 is arranged on the rear side of the sealing frame 1, a first interface 21 and a second interface 22 are arranged on the sealing membrane 2, the supply and pressure fan 4 and the pressure monitoring device 5 are arranged on the front side of the sealing frame 1, the supply and pressure fan 4 is connected to the first interface 21 through the ventilation pipe 3, and the pressure monitoring device 5 is connected to the second interface 22 through a connecting pipe.

[0020] The sealing frame 1 can fit with the window frame wall of the building's exterior window by adjusting the telescopic rods 6 on all sides, and can adapt to exterior windows of different specifications. The upper and lower telescopic rods 6 of the sealing frame 1 are fixed by limiting rods 7, and the left and right telescopic rods 6 of the sealing frame 1 dampen sliding, so that the sealing film 2 is sealed and fixed to close one side of the building's exterior window. The installation is convenient and quick. The ventilation pipe 3 can be connected to the first interface 21 on the sealing film 2 and the supply and pressure fan 4 and the pressure regulating device. The supply and pressure fan 4 and the pressure regulating device can pressurize the area between the sealing film 2 and the building's exterior window. The pressure monitoring device 5 can be connected to the second interface 22 to detect the pressure and record it, and cooperate with the displacement measuring instrument installed on the other side of the building's exterior window to detect the wind pressure resistance of the building's exterior window.

[0021] See also Figure 1-4 The telescopic rod 6 is a rectangular rod with good stability. The outer rod body 61 and the inner rod body 62 of the telescopic rod 6 are slidably connected through a sliding groove and a slider, and can be telescoped. Limiting blocks are set at the ends of the outer rod body 61 and the inner rod body 62 to prevent the inner rod body 62 from slipping off. The outer side walls of the outer rod body 61 and the inner rod body 62 of the telescopic rod 6 are flush with each other, which is convenient for close fitting with the wall of the outer window of the building and pressing the sealing film 2.

[0022] See also Figure 1-4 A flush and sealing gasket layer 8 is evenly fixed on the flush outer walls of the outer rod body 61 and the inner rod body 62 to enhance the sealing performance.

[0023] See also Figure 1-4 The limiting rod 7 is a telescopic screw rod. The bottom end of the sleeve part of the limiting rod 7 is fixed to the telescopic rod 6 at the bottom of the sealing frame 1. The top end of the threaded rod part of the limiting rod 7 is rotatably connected to the connecting sleeve 9 set on the telescopic rod 6 at the top of the sealing frame 1. After the threaded rod part of the limiting rod 7 is rotated, the height of the sealing frame 1 can be adjusted and limited.

[0024] See also Figure 1-4 The area of ​​the sealing film 2 is larger than the maximum extension area of ​​the sealing frame 1, and can cooperate with the sealing frame 1 to seal exterior windows of buildings of different specifications.

[0025] Working process:

[0026] A displacement measuring instrument is installed on the inner side of the building's exterior window, the sealing film 2 is covered on the inner side of the sealing frame 1, the telescopic rod 6 is adjusted to fit the sealing frame 1 to the window frame wall of the building's exterior window and to press the sealing film 2, the limiting rod 7 is adjusted to limit and fix the position of the sealing frame 1, the ventilation pipe 3 is connected to the first interface 21 and the supply and pressure fan 4, the pressure monitoring device 5 is connected to the second interface 22, the supply and pressure fan 4 is started, the pressure is adjusted by the pressure regulating device, and the data of the pressure monitoring device 5 and the displacement measuring instrument are recorded to detect the wind pressure resistance of the building's exterior window.

[0027] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A device for detecting wind pressure performance of building exterior windows on site, characterized in that: The invention comprises a sealing frame (1), a sealing film (2), a ventilation pipe (3), a supply and pressure fan (4) and a pressure monitoring device (5); the sealing frame (1) is rectangular and is formed by connecting two groups of telescopic rods (6) in sequence; the upper and lower telescopic rods (6) of the sealing frame (1) are connected and supported by a limit rod (7); the sealing film (2) is arranged at the rear side of the sealing frame (1); a first interface (21) and a second interface (22) are arranged on the sealing film (2); the supply and pressure fan (4) and the pressure monitoring device (5) are arranged at the front side of the sealing frame (1); the supply and pressure fan (4) is connected to the first interface (21) through the ventilation pipe (3); and the pressure monitoring device (5) is connected to the second interface (22) through a connecting pipe.

2. The on-site detection device for wind pressure performance of building exterior windows according to claim 1 is characterized in that: The telescopic rod (6) is a rectangular rod body, an outer rod body (61) and an inner rod body (62) of the telescopic rod (6) are slidably connected via a sliding groove and a sliding block, and outer side walls of the outer rod body (61) and the inner rod body (62) of the telescopic rod (6) are flush with each other.

3. The on-site detection device for wind pressure performance of building exterior windows according to claim 2 is characterized in that: A flush and sealing cushion layer (8) is evenly fixed on the flush outer walls of the outer rod body (61) and the inner rod body (62).

4. The on-site detection device for wind pressure performance of building exterior windows according to claim 1 is characterized in that: The limiting rod (7) is a telescopic threaded rod, the bottom end of the sleeve portion of the limiting rod (7) is fixed to the telescopic rod (6) at the bottom of the sealing frame (1), and the top end of the threaded rod portion of the limiting rod (7) is rotatably connected to a connecting sleeve (9) provided on the telescopic rod (6) at the top of the sealing frame (1).

5. The on-site detection device for wind pressure performance of building exterior windows according to claim 1 is characterized in that: The area of ​​the sealing film (2) is larger than the maximum extension area of ​​the sealing frame (1).

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