Ventilator wind power testing device

Abstract

The utility model discloses a ventilator wind power testing device, and relates to the ventilator testing technology field, the ventilator wind power testing device comprises a detection bench and a ventilator, the left side of the top of the detection bench is provided with a fixing assembly, the right side of the top of the detection bench is fixedly connected with a connecting plate, and the front side of the connecting plate is provided with an adjusting mechanism. And the rear side of the adjusting mechanism penetrates to the rear side of the connecting plate, the ventilator is arranged on the middle side of the top of the connecting plate, and a detection assembly is arranged in the fixing assembly. The ventilator is placed on the arc-shaped tray on the connecting plate, then the two-way screw in the adjusting mechanism is rotated to enable the left clamping plate and the right clamping plate to move towards the middle side of the mounting groove, the outer wall of the ventilator is limited and clamped, and a convex sponge pad is extruded and attached to the outer surface of the ventilator to be fixed; the ventilation fans of different sizes can be conveniently clamped and fixed, and the practicability of the testing device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilator testing, in particular to a ventilator wind force testing device. Background Art

[0002] A ventilator is a machine that relies on input mechanical energy to increase gas pressure and discharge gas. It is a driven fluid machine and is widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draft of boilers and industrial furnaces, cooling and ventilation of air conditioning equipment and household appliances, drying and selection of grains, wind tunnel wind source and inflation and propulsion of hovercraft, etc. After the ventilator is manufactured, it is necessary to use a wind test device to test the ventilator. The following problems exist in the existing technology:

[0003] When testing the wind force of a ventilator, the existing wind force testing device needs to align the ventilator with the testing device. However, the existing testing device is not convenient for fixing ventilators of different sizes, thereby reducing the practicality of the test. Secondly, during the test, it is easily affected by resistance, thereby affecting the test effect. Utility Model Content

[0004] The utility model provides a ventilator wind force testing device to solve the problems existing in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A ventilator wind force testing device comprises a test bench and a ventilator, wherein a fixing assembly is arranged on the left side of the top of the test bench, a connecting plate is fixedly connected to the right side of the top of the test bench, an adjusting mechanism is arranged on the front side of the connecting plate, and the rear side of the adjusting mechanism passes through to the rear side of the connecting plate, the ventilator is arranged on the middle side of the top of the connecting plate, and a detection assembly is arranged inside the fixing assembly.

[0007] A further improvement of the technical solution of the utility model is that installation grooves are respectively provided on the front and rear sides of the top of the connecting plate, a positioning plate is fixedly connected to the middle side of the top of the connecting plate, an arc-shaped tray is fixedly connected to the top of the positioning plate, a plurality of anti-slip strips are arranged in an equidistant array on the top of the arc-shaped tray, and limiting sliding grooves are respectively provided on the left and right sides of the outer wall of the connecting plate.

[0008] A further improvement of the technical solution of the utility model is that: the adjusting mechanism includes a bidirectional screw, the front end of the bidirectional screw is fixedly connected to a handle, the rear end of the bidirectional screw is rotatably connected to a bearing, the top of the bidirectional screw is close to the front and rear sides of the arc-shaped tray and clamping plates are respectively provided, the bottoms of the two clamping plates are fixedly connected to moving blocks, the interiors of the two moving blocks are provided with threaded grooves that pass through the front and rear, the outer wall of the bidirectional screw is threadedly connected to the inner wall of the threaded groove, and the opposite surfaces of the two clamping plates are provided with convex sponge pads.

[0009] A further improvement of the technical solution of the utility model is that the outer wall of the bidirectional screw penetrates to the front side of the installation groove, and the rear end of the bearing is fixedly connected to the rear side of the installation groove.

[0010] A further improvement of the technical solution of the utility model is that sliders are fixedly connected to the front and rear sides of the bottom of the clamping plate respectively, the slider is arranged in an L shape, and the outer wall of the transverse surface of the slider is slidably connected to the inner wall of the limiting sliding groove.

[0011] A further improvement of the technical solution of the utility model is that: the fixed assembly includes a detection cylinder, the front end of the detection cylinder is fixedly connected to a wind collecting hood, the bottom of the detection cylinder is fixedly connected to a support platform, the bottom of the support platform is fixedly connected to the top of the detection platform, a sleeve is provided on the inner middle side of the detection cylinder, three support rods are fixedly connected in a circular array on the outer wall of the sleeve, and one end of the support rod away from the sleeve is fixedly connected to the inner wall of the detection cylinder.

[0012] A further improvement of the technical solution of the utility model is that the detection component includes a rotating rod, the outer wall of the rotating rod passes through the front and rear ends of the sleeve, the rear end of the rotating rod is fixedly connected to a mounting plate, the outer wall of the mounting plate is fixedly connected to a plurality of rotating blades in a circular array, the front end of the rotating rod is rotatably connected to a rotating shaft, the front end of the rotating shaft is fixedly connected to a mounting sleeve, and the inner wall of the mounting sleeve is fixedly connected to a wind speed sensor.

[0013] A further improvement of the technical solution of the utility model lies in that movable grooves are respectively provided on the front and rear sides of the inner wall of the sleeve, a fixed ring is fixedly connected to the outer wall of the rotating rod close to the movable groove, the outer wall of the fixed ring is slidably connected to the inside of the movable groove, the outer walls of the two fixed rings are provided with a plurality of grooves in a circular array, balls are arranged inside the plurality of grooves, and the outer walls of the balls overlap the inner wall of the movable groove.

[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0015] The utility model provides a ventilator wind force testing device, which adopts the cooperation between a testing platform, a ventilator, a connecting plate and an adjusting mechanism. The ventilator is placed on an arc-shaped tray on the connecting plate, and then the two left and right clamping plates are respectively moved toward the middle side of the installation groove by rotating the bidirectional screw in the adjusting mechanism, so as to limit and clamp the outer wall of the ventilator so that the convex sponge pad is squeezed and fitted on the outer surface of the ventilator for fixing. This solves the problem that when the existing wind force testing device tests the wind force of the ventilator, the ventilator needs to be aligned with the testing device, but the existing testing device is not convenient for fixing ventilators of different sizes, thereby reducing the practicability of the test. This achieves the beneficial effect of facilitating the clamping and fixing of ventilators of different sizes and improving the practicability of the testing device.

[0016] The utility model provides a ventilator wind force testing device, which adopts the cooperation between a fixing component and a detection component, and the wind blown out of the ventilator is concentrated into the detection tube through the wind collecting cover in the fixing component, so that the rotating blades are forced to rotate, thereby driving the rotating rod to rotate. During the rotation of the rotating rod, the ball rolls along the movable groove, thereby reducing the resistance to the rotation of the rotating rod, so that the wind speed sensor measures the size of the wind force, solves the problem that the test effect is easily affected by the resistance during the test, thereby affecting the test effect, and achieves the beneficial effect of effectively ensuring the accuracy of the detection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the wind force testing device for a ventilator of the utility model;

[0018] Figure 2 It is a three-dimensional structural diagram of the adjustment mechanism of the utility model;

[0019] Figure 3 It is a partially enlarged schematic diagram of the three-dimensional structure A of the utility model;

[0020] Figure 4 This is a three-dimensional structural diagram of the fixing component and the detection component of the utility model

[0021] Figure 5 It is a schematic cross-sectional view of the three-dimensional structure of the rotating rod of the utility model.

[0022] In the figure: 1. detection table; 2. ventilator; 3. fixing component; 31. detection tube; 32. support table; 33. wind collecting cover; 34. sleeve; 340. movable groove; 35. support rod; 4. connecting plate; 401. installation groove; 402. limit slide groove; 41. positioning plate; 42. arc tray; 43. anti-slip strip; 5. adjustment mechanism; 51. two-way screw; 52. handle; 53. bearing; 54. clamping plate; 541. slider; 55. moving block; 56. convex sponge pad; 6. detection component; 61. rotating rod; 610. fixing ring; 611. slot; 612. ball; 62. mounting plate; 63. rotor; 64. rotating shaft; 65. mounting sleeve; 66. wind speed sensor. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods:

[0024] like Figure 1 As shown, the utility model provides a ventilator wind force test device, comprising a test platform 1 and a ventilator 2, a fixing component 3 is arranged on the left side of the top of the test platform 1, a connecting plate 4 is fixedly connected to the right side of the top of the test platform 1, an adjusting mechanism 5 is arranged on the front side of the connecting plate 4, and the rear side of the adjusting mechanism 5 penetrates to the rear side of the connecting plate 4, the ventilator 2 is arranged on the middle side of the top of the connecting plate 4, and a detection component 6 is arranged inside the fixing component 3;

[0025] A fixing component 3, a connecting plate 4, an adjusting mechanism 5 and a detecting component 6 are provided. By operating the adjusting mechanism 5, fans 2 of different sizes can be clamped and fixed. At the same time, through the cooperation between the detecting components 6, when the fan 2 generates wind that blows into the fixing component 3, the generated wind force can be detected.

[0026] like Figure 2As shown, the utility model provides a technical solution for a ventilator wind force testing device: mounting grooves 401 are respectively provided on the front and rear sides of the top of the connecting plate 4, a positioning plate 41 is fixedly connected to the middle side of the top of the connecting plate 4, an arc-shaped tray 42 is fixedly connected to the top of the positioning plate 41, and a plurality of anti-slip strips 43 are arranged in an equidistant array on the top of the arc-shaped tray 42. The anti-slip strips 43 are arranged on the arc-shaped tray 42, so that the bottom of the ventilator 2 is supported and fitted, and limited sliding grooves 402 are respectively provided on the left and right sides of the outer wall of the connecting plate 4, and the adjusting mechanism 5 includes a bidirectional screw 51, a handle 52 is fixedly connected to the front end of the bidirectional screw 51, and a bearing 53 is rotatably connected to the rear end of the bidirectional screw 51. The top of the screw 51 is close to the front and rear sides of the arc tray 42, and clamping plates 54 are respectively provided. The bottoms of the two clamping plates 54 are fixedly connected with moving blocks 55. The interiors of the two moving blocks 55 are provided with threaded grooves that pass through the front and back. The outer wall of the bidirectional screw 51 is threadedly connected to the inner wall of the threaded groove. The opposite sides of the two clamping plates 54 are provided with convex sponge pads 56. By setting the bidirectional screw 51, the clamping plates 54 can be retracted inward or moved outward. By setting the convex sponge pad 56, the outer wall of the ventilator 2 can be fitted to increase the stability of the clamping. The outer wall of the bidirectional screw 51 passes through the front side of the mounting groove 401, and the rear end of the bearing 53 is fixedly connected to the rear side of the mounting groove 401.

[0027] like Figure 3 As shown, the utility model provides a technical solution for a ventilator wind force testing device: sliders 541 are fixedly connected to the front and rear sides of the bottom of the clamping plate 54, respectively. The slider 541 is set in an L shape, and the outer wall of the transverse surface of the slider 541 is slidably connected to the inner wall of the limiting slide groove 402. The slider 541 slides along the inner wall of the limiting slide groove 402 to limit the moving trajectory of the clamping plate 54.

[0028] like Figure 4As shown, the utility model provides a technical solution for a ventilator wind force testing device: a fixed component 3 includes a detection cylinder 31, a front end of the detection cylinder 31 is fixedly connected to a wind collecting hood 33, and the wind blown out of the ventilator 2 is collected into the detection cylinder 31 through the wind collecting hood 33, the bottom of the detection cylinder 31 is fixedly connected to a support platform 32, the bottom of the support platform 32 is fixedly connected to the top of the detection platform 1, a sleeve 34 is arranged on the inner middle side of the detection cylinder 31, and the outer wall of the sleeve 34 is fixedly connected to three support rods 35 in a circular array, and the support rods 35 are away from One end of the sleeve 34 is fixedly connected to the inner wall of the detection tube 31. The detection assembly 6 includes a rotating rod 61. The outer wall of the rotating rod 61 passes through the front and rear ends of the sleeve 34. The rear end of the rotating rod 61 is fixedly connected to a mounting plate 62. The outer wall of the mounting plate 62 is fixedly connected to a plurality of rotating blades 63 in a circular array. The rotating blades 63 rotate to drive the rotating rod 61 to rotate. The front end of the rotating rod 61 is rotatably connected to a rotating shaft 64. The front end of the rotating shaft 64 is fixedly connected to a mounting sleeve 65. The inner wall of the mounting sleeve 65 is fixedly connected to a wind speed sensor 66.

[0029] like Figure 5 As shown, the utility model provides a technical solution for a ventilator wind force testing device: movable grooves 340 are respectively provided on the front and rear sides of the inner wall of the sleeve 34, and a fixing ring 610 is fixedly connected to the outer wall of the rotating rod 61 near the movable groove 340, and the outer wall of the fixing ring 610 is slidably connected to the inside of the movable groove 340, and the outer walls of the two fixing rings 610 are provided with a plurality of grooves 611 in a circular array, and balls 612 are arranged inside the plurality of grooves 611, and the outer walls of the balls 612 overlap the inner wall of the movable groove 340, and the fixing ring 610 slides along the inner wall of the movable groove 340, so that the balls 612 roll on the inner wall of the movable groove 340, thereby improving the smoothness of the rotation of the rotating rod 61 and reducing the resistance.

[0030] The working principle of this ventilator wind force testing device is described in detail below.

[0031] like Figure 1-5As shown, when the wind force of the ventilator 2 is tested after its manufacture, first, the bottom of the ventilator 2 is placed on the arc tray 42, and then the operator rotates the bidirectional screw 51 by using the rocker in the handle 52, so that the left and right moving blocks 55 on the bidirectional screw 51 drive the clamping plate 54 to move closer to the outer wall of the ventilator 2, and the slider 541 slides along the inner wall of the limiting slide groove 402 to limit the moving trajectory of the clamping plate 54, so that the left and right clamping plates 54 are stuck on the outer surface of the ventilator 2, so that the convex sponge pad 56 is pressed and fitted on the outer wall of the ventilator 2 for fixing, and at the same time the anti-slip strip 43 on the arc tray 42 and the ventilator 2 The lower surface of the fan 2 is fitted to increase the contact friction, the fan 2 is clamped and fixed, and then the device is connected to the power supply, the fan 2 is started, and the wind generated by the fan 2 is blown into the detection tube 31 along the wind collecting cover 33. The blown wind drives the rotating blade 63 to rotate, so that the rotating rod 61 is rotated along the sleeve 34, so that the wind speed sensor 66 model FS01-X tests the blown wind speed. The rotation speed of the rotating blade 63 is different, so as to obtain the size of the wind force. During the rotation process, the ball 612 in the rotating rod 61 rolls along the inner wall of the movable groove 340, so as to reduce the resistance between the rotating rod 61 and the sleeve 34, so that the detection result is more accurate.

[0032] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A ventilator wind force testing device, comprising a testing platform (1) and a ventilator (2), characterized in that: A fixing component (3) is arranged on the left side of the top of the detection platform (1), a connecting plate (4) is fixedly connected to the right side of the top of the detection platform (1), an adjustment mechanism (5) is arranged on the front side of the connecting plate (4), and the rear side of the adjustment mechanism (5) penetrates to the rear side of the connecting plate (4), the ventilator (2) is arranged on the middle side of the top of the connecting plate (4), and a detection component (6) is arranged inside the fixing component (3).

2. A ventilator wind force testing device according to claim 1, characterized in that: The front and rear sides of the top of the connecting plate (4) are respectively provided with mounting grooves (401); the middle side of the top of the connecting plate (4) is fixedly connected to a positioning plate (41); the top of the positioning plate (41) is fixedly connected to an arc-shaped tray (42); the top of the arc-shaped tray (42) is provided with a plurality of anti-slip strips (43) in an equidistant array; and the left and right sides of the outer wall of the connecting plate (4) are respectively provided with limited sliding grooves (402).

3. A ventilator wind force testing device according to claim 1, characterized in that: The adjusting mechanism (5) comprises a bidirectional screw (51), the front end of which is fixedly connected to a handle (52), the rear end of which is rotatably connected to a bearing (53), a clamping plate (54) is provided at the top of the bidirectional screw (51) close to the front and rear sides of the arc-shaped tray (42), the bottoms of the two clamping plates (54) are fixedly connected to moving blocks (55), the insides of the two moving blocks (55) are provided with thread grooves that pass through the front and rear, the outer wall of the bidirectional screw (51) is threadedly connected to the inner wall of the thread groove, and the opposite surfaces of the two clamping plates (54) are provided with convex sponge pads (56).

4. A ventilator wind force testing device according to claim 3, characterized in that: The outer wall of the bidirectional screw (51) penetrates to the front side of the installation groove (401), and the rear end of the bearing (53) is fixedly connected to the rear side of the installation groove (401).

5. A ventilator wind force testing device according to claim 3, characterized in that: Slide blocks (541) are fixedly connected to the front and rear sides of the bottom of the clamping plate (54), respectively. The slide block (541) is arranged in an L shape, and the outer wall of the transverse surface of the slide block (541) is slidably connected to the inner wall of the limiting sliding groove (402).

6. A ventilator wind force testing device according to claim 1, characterized in that: The fixing assembly (3) comprises a detection cylinder (31), the front end of the detection cylinder (31) is fixedly connected to a wind collecting cover (33), the bottom of the detection cylinder (31) is fixedly connected to a support platform (32), the bottom of the support platform (32) is fixedly connected to the top of the detection platform (1), a sleeve (34) is arranged at the middle side of the interior of the detection cylinder (31), three support rods (35) are fixedly connected to the outer wall of the sleeve (34) in a circular array, one end of the support rod (35) away from the sleeve (34) is fixedly connected to the inner wall of the detection cylinder (31), and movable grooves (340) are respectively provided on the front and rear sides of the inner wall of the sleeve (34).

7. A ventilator wind force testing device according to claim 1, characterized in that: The detection assembly (6) comprises a rotating rod (61), the outer wall of the rotating rod (61) passing through the front and rear ends of the sleeve (34), the rear end of the rotating rod (61) is fixedly connected to a mounting plate (62), the outer wall of the mounting plate (62) is fixedly connected to a plurality of rotating blades (63) in a circular array, the front end of the rotating rod (61) is rotatably connected to a rotating shaft (64), the front end of the rotating shaft (64) is fixedly connected to a mounting sleeve (65), and the inner wall of the mounting sleeve (65) is fixedly connected to a wind speed sensor (66).

8. A ventilator wind force testing device according to claim 7, characterized in that: A fixing ring (610) is fixedly connected to the outer wall of the rotating rod (61) near the movable groove (340); the outer wall of the fixing ring (610) is slidably connected to the inside of the movable groove (340); the outer walls of the two fixing rings (610) are provided with a plurality of slots (611) in a circular array; balls (612) are arranged inside the plurality of slots (611); and the outer wall of the balls (612) overlaps the inner wall of the movable groove (340).

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