Wind speed measuring device of cold chamber in door and window thermal insulation performance tester

Abstract

The utility model relates to the technical field of wind speed measurement, in particular to a wind speed measuring device of a cold chamber in a door and window thermal insulation performance tester, which comprises a protective shell, and a plurality of rotating shafts are movably connected in each wind shield and are distributed in a linear array. When the wind speed measuring device of the cold chamber in the door and window thermal insulation performance tester is used, the device needs to be fixed at a proper position through a fixing plate, the bottom of the fixing plate is a viscous plate and can be pasted, and meanwhile, a rotating shaft slides through a sliding groove, so that a rotating fan blade leaks out and can be blown by wind to rotate; when the rotating fan blades rotate, counting can be carried out through the measurer according to the speed per hour when the rotating fan blades rotate, meanwhile, the device is fixed to a proper position through the fixing plate which is an adhesive plate, the device can be more stable, and the situation that in the measurement process, the device is likely to be blown by wind to deviate, and the device cannot be damaged is avoided. And the problem that the accuracy of data is influenced is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of wind speed measurement, in particular to a wind speed measuring device for a cold room in a door and window thermal insulation performance tester. Background Art

[0002] The door and window insulation performance tester is a device used to test the thermal insulation performance of building doors and windows. The wind speed measuring device is an instrument used to measure the air flow speed. Different types of wind speed measuring devices differ in measurement accuracy, scope of application and usage scenarios.

[0003] When using the wind speed measuring device, the environment used is the cold room in the door and window thermal insulation performance tester. The wind speed in the cold room is strong and the ambient temperature is low. During the measurement process, the device may be blown away by the wind, thereby affecting the accuracy of the data. In order to make the device more stable and the measurement data more stable, we proposed a wind speed measurement device for the cold room in the door and window thermal insulation performance tester. Utility Model Content

[0004] The purpose of the utility model is to provide a wind speed measuring device for a cold room in a door and window thermal insulation performance tester, so as to solve the problem raised in the above background technology that when the wind speed measuring device is used, the environment used is the cold room in the door and window thermal insulation performance tester for measurement, the wind speed in the cold room is strong, and the ambient temperature is low. During the measurement process, the device may be blown by the wind and deflected, thereby affecting the accuracy of the data. In order to make the device more stable and more stable when measuring data. To achieve the above purpose, the utility model provides the following technical solutions: a wind speed measuring device for a cold room in a door and window thermal insulation performance tester, comprising a protective shell, the interior of the protective shell is movably connected with a rotating shaft, the side surface of the rotating shaft is fixedly connected with a plurality of rotating fan blades, the inner walls on both sides of the protective shell are respectively provided with sliding grooves, and the two sliding grooves are symmetrically distributed, the rotating shaft is movably connected inside the sliding groove, the top of the protective shell is fixedly connected with a measuring device, the outer walls on both sides of the protective shell are provided with two wind shields, the two wind shields are symmetrically distributed, and the interior of each wind shield is movably connected with a plurality of rotating shafts, and the rotating shafts are distributed in a linear array, in When using the wind speed measuring device of the cold room in the door and window insulation performance tester, the device needs to be fixed in a suitable position by a fixing plate first. The bottom of the fixing plate is a sticky plate that can be pasted. At the same time, the rotating shaft is slid through the slide groove to make the rotating blades leak out and can be blown by the wind to rotate, thereby measuring the wind speed. When the rotating blades rotate, the speed of the rotating blades can be counted by a measuring device. At the same time, the fixing plate such as a sticky plate is fixed in a suitable position, which can make the device more stable and avoid the possibility that the device may be offset by the wind during the measurement process, thereby affecting the accuracy of the data.

[0005] Further preferably, each wind shield is provided with a through groove inside, a fixing spring is fixedly connected inside the through groove, a sliding block is fixedly connected inside the through groove, and the top of the fixing spring is fixedly connected to the bottom of the sliding block.

[0006] Further preferably, a sliding column is fixedly connected to the top of the sliding block, a limiting block is fixedly connected to one side of the sliding column, a connecting frame is fixedly connected to one side of the sliding column, and a hinged rod is hinged to one side of the two rotating shafts.

[0007] Further preferably, the top of the hinged rod is fixedly connected to a support rod, the top of the support rod is fixedly connected to the bottom of the limit block, the bottom of the protective shell is fixedly connected to a fixing plate, and one side of the connecting frame is fixedly connected to one side of the fixing plate.

[0008] Further preferably, both sides of each windshield are respectively fixedly connected with a circular frame and the circular frames are symmetrically distributed, and the other two sides of the protective shell are respectively fixedly connected with a slot frame, and the interior of the slot frame is fixedly connected with a limiting column.

[0009] Further preferably, the other end of the arched frame is inserted into the interior of the slot frame, and every two arched frames are matched with the slot frame. The side surface of the rotating shaft is fixedly connected with a stretch belt to reinforce the device while stabilizing it. All arched frames are plugged into the slot frame one by one, and the arched frames are limited by limiting columns. The wind shield can be fixed on both sides of the protective shell to block the wind, thereby reducing measurement errors and stabilizing the device, so that the device has stability and practicality.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] In the utility model, when using the wind speed measuring device of the cold room in the door and window thermal insulation performance tester, the device needs to be fixed in a suitable position by a fixing plate first. The bottom of the fixing plate is a sticky plate that can be pasted. At the same time, the rotating shaft is slid through the slide groove to make the rotating blades leak out and can be rotated by the wind, so as to measure the wind speed. When the rotating blades rotate, the speed of the rotating blades can be counted by a measuring device. At the same time, the fixing plate such as the sticky plate is fixed in a suitable position, which can make the device more stable and avoid the possibility that the device is offset by the wind during the measurement process, thereby affecting the accuracy of the data.

[0012] In the utility model, the device is reinforced while being stabilized, all the circular frames are plugged into the card slot frames one by one, and the circular frames are limited by limiting columns. The wind shield plates can be fixed on both sides of the protective shell to block the wind, thereby reducing measurement errors and stabilizing the device, so that the device has stability and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the three-dimensional main structure of the utility model;

[0014] Figure 2 This is a side view of the three-dimensional structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the three-dimensional structure of the utility model when viewed from above;

[0016] Figure 4 The utility model is a schematic diagram of the cross-sectional three-dimensional structure Figure 1 ;

[0017] Figure 5 The utility model is a schematic diagram of the cross-sectional three-dimensional structure Figure 2 ;

[0018] Figure 6 For this utility model Figure 5 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1. protective shell; 2. rotating shaft; 3. rotating blades; 4. slide groove; 5. measuring device; 6. wind shield; 7. rotating shaft; 8. fixing spring; 9. sliding block; 10. sliding column; 11. limiting block; 12. connecting frame; 13. hinged rod; 14. supporting rod; 15. fixing plate; 16. circular frame; 17. slot frame; 18. limiting column; 19. stretching belt; 20. through groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 6The utility model provides a technical solution: a wind speed measuring device for a cold room in a door and window thermal insulation performance tester, comprising a protective shell 1, a rotating shaft 2 is movably connected inside the protective shell 1, a plurality of rotating blades 3 are fixedly connected to the side surface of the rotating shaft 2, slide grooves 4 are respectively provided on the inner walls on both sides of the protective shell 1, and the two slide grooves 4 are symmetrically distributed, the rotating shaft 2 is movably connected inside the slide groove 4, a measuring device 5 is fixedly connected to the top of the protective shell 1, two wind shields 6 are provided on the outer walls on both sides of the protective shell 1, the two wind shields 6 are symmetrically distributed, and a plurality of rotating shafts 7 are movably connected inside each wind shield 6, and the rotating shafts 7 are distributed in a linear array. When the wind speed measuring device of the cold room in the energy tester is used, the device needs to be fixed in a suitable position by a fixing plate 15. The bottom of the fixing plate 15 is a sticky plate that can be pasted. At the same time, the rotating shaft 2 is slid through the slide groove 4 to make the rotating blades 3 leak out and can be blown by the wind to rotate, so as to measure the wind speed. When the rotating blades 3 rotate, the speed of the rotating blades 3 can be counted by the measuring device 5. At the same time, the sticky plate such as the fixing plate 15 is fixed in a suitable position, which can make the device more stable and avoid the possibility that the device is offset by the wind during the measurement process, thereby affecting the accuracy of the data.

[0022] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, each wind deflector 6 is provided with a through groove 20, a fixing spring 8 is fixedly connected to the through groove 20, a slider 9 is fixedly connected to the through groove 20, the top of the fixing spring 8 is fixedly connected to the bottom of the slider 9, a sliding column 10 is fixedly connected to the top of the slider 9, a limiting block 11 is fixedly connected to one side of the slider 9, a connecting frame 12 is fixedly connected to one side of the sliding column 10, and a hinge rod 13 is hinged to one side of the two rotating shafts 7.

[0023] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, the top of the hinge rod 13 is fixedly connected to a support rod 14, the top of the support rod 14 is fixedly connected to the bottom of the limit block 11, the bottom of the protective shell 1 is fixedly connected to a fixing plate 15, one side of the connecting frame 12 is fixedly connected to one side of the fixing plate 15, and each windshield plate 6 is fixedly connected to a circular frame 16 on both sides, and the circular frames 16 are symmetrically distributed, and the other two sides of the protective shell 1 are fixedly connected to a slot frame 17, the interior of the slot frame 17 is fixedly connected to a limiting column 18, and the other side of the circular frame 16 is fixedly connected to the limit column 18. The ends are inserted into the interior of the card slot frame 17, and every two circular frames 16 are adapted to the card slot frame 17. The side surface of the rotating shaft 7 is fixedly connected with a stretching belt 19. When the device is stabilized, it is reinforced, and all the circular frames 16 are plugged into the card slot frame 17 one by one. The circular frames 16 are limited by the limiting columns 18. The windshield 6 can be fixed on both sides of the protective shell 1 to block the wind, thereby reducing the measurement error. The device can also be stabilized, so that the device has stability and practicality.

[0024] The use method and advantages of the utility model: The wind speed measuring device of the cold room in the door and window thermal insulation performance tester works as follows when in use:

[0025] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, when using the wind speed measuring device of the cold room in the door and window thermal insulation performance tester, it is necessary to first fix the device in a suitable position through the fixing plate 15. The bottom of the fixing plate 15 is a sticky sticky plate, which can be pasted. At the same time, the rotating shaft 2 is slid through the slide groove 4 to make the rotating blade 3 leak out, which can be blown by the wind to rotate, so as to measure the wind speed. When the rotating blade 3 rotates, the speed of the rotating blade 3 when rotating can be counted by the measuring device 5. At the same time, the sticky sticky plate of the fixing plate 15 is fixed in a suitable position, which can make the device more stable, avoiding the device being offset by the wind during the measurement process, thereby affecting the accuracy of the data. When the device is stable, it is reinforced, all the circular frames 16 are plugged into the card slot frame 17 one by one, and the circular frame 16 is limited by the limiting column 18. The windshield 6 can be fixed on both sides of the protective shell 1 to block the wind, thereby reducing the measurement error, and the device can also be stabilized, so that the device has stability and practicality.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A wind speed measuring device for a cold room in a door and window thermal insulation performance tester, comprising a protective housing (1), characterized in that: The protective shell (1) is movably connected to a rotating shaft (2) inside, and a plurality of rotating blades (3) are fixedly connected to the side surface of the rotating shaft (2). The inner walls on both sides of the protective shell (1) are respectively provided with sliding grooves (4), and the two sliding grooves (4) are symmetrically distributed. The rotating shaft (2) is movably connected inside the sliding grooves (4). The top of the protective shell (1) is fixedly connected to a measuring device (5). The outer walls on both sides of the protective shell (1) are provided with two wind shields (6), and the two wind shields (6) are symmetrically distributed. Each wind shield (6) is movably connected to a plurality of rotating shafts (7) inside, and the rotating shafts (7) are distributed in a linear array.

2. The wind speed measuring device for the cold room in the door and window thermal insulation performance tester according to claim 1, characterized in that: A through slot (20) is respectively provided inside each wind deflector (6), a fixing spring (8) is fixedly connected inside the through slot (20), a sliding block (9) is fixedly connected inside the through slot (20), and the top end of the fixing spring (8) is fixedly connected to the bottom end of the sliding block (9).

3. The wind speed measuring device for the cold room in the door and window thermal insulation performance tester according to claim 2, characterized in that: The top of the slider (9) is fixedly connected to a slide column (10), one side of the slider (9) is fixedly connected to a limit block (11), one side of the slide column (10) is fixedly connected to a connecting frame (12), and one side of the two rotating shafts (7) is hinged with a hinge rod (13).

4. The wind speed measuring device for the cold room in the door and window thermal insulation performance tester according to claim 3 is characterized in that: The top of the hinge rod (13) is fixedly connected to a support rod (14), the top of the support rod (14) is fixedly connected to the bottom of the limit block (11), the bottom of the protective shell (1) is fixedly connected to a fixing plate (15), and one side of the connecting frame (12) is fixedly connected to one side of the fixing plate (15).

5. The wind speed measuring device for the cold room in the door and window thermal insulation performance tester according to claim 4, characterized in that: Each windshield plate (6) is fixedly connected to a circular frame (16) on both sides, and the circular frames (16) are symmetrically distributed. The other two sides of the protective shell (1) are fixedly connected to a slot frame (17), and the interior of the slot frame (17) is fixedly connected to a limiting column (18).

6. The wind speed measuring device for the cold room in the door and window thermal insulation performance tester according to claim 5, characterized in that: The other end of the circular frame (16) is inserted into the interior of the card slot frame (17), and every two circular frames (16) are matched with the card slot frame (17). The side surface of the rotating shaft (7) is fixedly connected with a stretching belt (19).

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