Anemorumbometer fixing platform based on straight path wind tunnel

Abstract

The utility model provides an anemorumbometer fixing platform based on a straight path wind tunnel, which comprises a fixing part, and the end part of the fixing part is concave inwards to form a groove for embedding an anemorumbometer; the fixing plate is detachably connected with the end part of the fixing part, and a plurality of fixing hole groups corresponding to fixing hole positions of anemorumbometers with different sizes are formed in the fixing plate and are used for fixing the anemorumbometers with different sizes. The anemorumbometers of different types and different sizes can be fixed, and the anemorumbometers of different types and different sizes are compatible.

Description

Technical Field

[0001] The utility model relates to the technical field of sensor detection, in particular to a wind speed and direction instrument fixing platform based on a straight wind tunnel. Background Art

[0002] Wind tunnel test refers to an aerodynamic experimental method that places an object model in a wind tunnel to study the interaction between gas flow and the object model in order to understand the aerodynamic characteristics of the actual object model. Among them, the metrological verification of the wind speed sensor is also completed in the wind tunnel. During the verification, a cylinder is first established as the basis of the wind tunnel test pipeline system, and then a controllable airflow is formed in the cylinder through a power device. The wind speed and direction sensor is installed in the wind tunnel test section for verification.

[0003] The existing reference announcement number is: CN115420908A Chinese invention patent application, which discloses a wind direction calibration device for an ocean anemometer, including a base, a rotating round table is arranged in the center of the base, and the upper end of the rotating round table is connected to the mounting seat; a motor II and an angle encoder II are arranged in the base, the motor II drives the rotating round table, and the angle encoder II is connected to the rotating round table; a rotating ring table is arranged around the mounting seat on the upper surface of the base, an electric telescopic rod is vertically arranged on the rotating ring table, and the top of the electric telescopic rod is connected to a gripper; a motor I and an angle encoder I are arranged in the base, the motor I drives the rotating ring table, and the rotating ring table is connected to the angle encoder I; it also includes a controller for controlling a wind tunnel frequency converter and collecting wind direction output of the ocean anemometer, and the controller is connected to the motor I, the angle encoder I, the gripper, the motor II and the angle encoder II.

[0004] The above technology has the following problems: its rotating platform is matched with the anemometer, which has great limitations and is not compatible with anemometers of different sizes. Utility Model Content

[0005] In view of this, it is necessary to provide a wind speed and vane fixing platform based on a straight wind tunnel, which is compatible with wind speed and vane instruments of different sizes.

[0006] A wind speed and direction instrument fixed platform based on a straight wind tunnel, comprising:

[0007] A fixing portion, wherein the end of the fixing portion is concave to form a groove for embedding the anemometer; and

[0008] A fixing plate is detachably connected to the end of the fixing portion, and a plurality of fixing hole groups are provided on the fixing plate, and different fixing hole groups are used to fix anemometers of different sizes.

[0009] Optionally, the fixing portion includes a connecting portion and a fixing ring portion, and the fixing ring portion is coaxially fixed to an end portion of the connecting portion to form the groove.

[0010] Optionally, one end of the connecting portion away from the fixed ring portion forms a connecting end connected to a wind speed and direction instrument calibration device.

[0011] Optionally, a plurality of limiting members are further included, wherein the limiting members are detachably connected to the fixed ring portion and are used to limit the portion of the anemometer in the groove from at least three different directions.

[0012] Optionally, a plurality of limiting holes are provided on the side wall of the fixing ring portion, the limiting member is passed through the limiting holes, and the portion of the limiting member located in the groove limits the portion of the anemometer in the groove from at least three different directions.

[0013] Optionally, the limiting member is a bolt, a thread matching the bolt is provided on the inner wall of the limiting hole, and the bolt is passed through the limiting hole.

[0014] Optionally, the end of the fixing ring portion is detachably connected to the fixing plate.

[0015] Optionally, a plurality of protrusions are formed on the end of the fixing ring portion, and grooves matching the protrusions are formed at corresponding positions of the fixing plate.

[0016] Optionally, a connecting screw hole is opened on the fixing plate, and a screw hole corresponding to the connecting screw hole is opened on the end of the fixing ring part. The fixing plate and the end of the fixing ring part are detachably connected by bolts penetrating the connecting screw hole and the screw hole at the same time.

[0017] Optionally, the fixing hole group includes a plurality of fixing holes, and the fixing holes correspond to the fixing hole positions of the anemometer and wind direction instrument.

[0018] The beneficial effects of the utility model are:

[0019] The utility model proposes a wind speed and wind vane fixing platform based on a straight wind tunnel, which comprises a fixing part and a fixing plate, wherein the end of the fixing part is concave to form a groove for embedding the wind speed and wind vane; the fixing plate is detachably connected to the end of the fixing part, and a plurality of fixing hole groups are provided on the fixing plate, and different fixing hole groups are used for fixing wind speed and wind vanes of different sizes, so that wind speed and wind vanes of different types and sizes can be fixed, and the utility model is compatible with wind speed and wind vanes of different types and sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 It is a structural schematic diagram of a wind speed and direction instrument fixing platform based on a straight wind tunnel of the utility model;

[0022] Figure 2 It is an exploded schematic diagram of the utility model of the anemometer and wind direction fixed platform based on the straight wind tunnel;

[0023] Among them: 1-fixing part, 11-groove, 12-connecting part, 13-fixing ring part, 131-limiting hole, 132-screw hole, 2-fixing plate, 21-fixing hole group, 211-fixing hole, 22-connecting screw hole. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the present application and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not used to limit the scope of the present invention.

[0025] like Figure 1-2 As shown, an embodiment of the utility model provides a wind speed and direction instrument fixing platform based on a straight wind tunnel, which includes a fixing part 1 and a fixing plate 2.

[0026] The end of the fixing portion 1 is concave to form a groove 11 for embedding anemometer; the fixing plate 2 is detachably connected to the end of the fixing portion 1, and a plurality of fixing hole groups 21 are formed on the fixing plate 2, and different fixing hole groups 21 are used to fix anemometers of different sizes.

[0027] When in use, the fixed platform can be adjusted according to the situation of the anemometer and wind vane. When the bottom of the anemometer and wind vane has a protrusion, the fixed plate 2 can be removed and the bottom of the anemometer and wind vane can be inserted into the groove 11; when the bottom of the anemometer and wind vane is a plane, the fixed plate 2 can be installed on the end of the fixed part 1, the bottom of the anemometer and wind vane is fitted with the fixed plate 2, and the appropriate fixing hole group 21 is selected to fix the anemometer and wind vane.

[0028] The utility model proposes a wind speed and wind vane fixing platform based on a straight wind tunnel, which comprises a fixing part and a fixing plate, wherein the end of the fixing part is concave to form a groove for embedding the wind speed and wind vane; the fixing plate is detachably connected to the end of the fixing part, and a plurality of fixing hole groups are provided on the fixing plate, and different fixing hole groups are used for fixing wind speed and wind vanes of different sizes, so that wind speed and wind vanes of different types and sizes can be fixed, and the utility model is compatible with wind speed and wind vanes of different types and sizes.

[0029] Specifically, the fixing portion 1 includes a connecting portion 12 and a fixing ring portion 13 , and the fixing ring portion 13 is coaxially fixed to the end of the connecting portion 12 to form the groove 11 .

[0030] Furthermore, one end of the connecting portion 12 away from the fixing ring portion 13 forms a connecting end connected to a wind speed and direction meter calibration device.

[0031] Specifically, it also includes a plurality of limiting members, which are detachably connected to the fixing ring portion 13 and are used to limit the portion of the anemometer in the groove 11 from at least three different directions.

[0032] Furthermore, a plurality of limiting holes 131 are formed on the side wall of the fixing ring portion 13, and the limiting member is passed through the limiting holes 131. The portion of the limiting member located in the groove 11 limits the portion of the anemometer in the groove 11 from at least three directions.

[0033] In this embodiment, the stopper is a bolt, and the inner wall of the stopper hole is provided with a thread matching the bolt, and the bolt is inserted into the stopper hole. In actual use, the bolt can be rotated to adjust the length of the portion of the bolt located in the groove 11, so as to abut against the portion of the anemometer located in the groove 11 to form a stopper.

[0034] Furthermore, the end of the fixing ring portion 13 is detachably connected to the fixing plate 2 .

[0035] The end of the fixing ring portion 13 and the fixing plate 2 can be detachably connected in a variety of ways. In some feasible embodiments, a plurality of protrusions are formed on the end of the fixing ring portion 13, and grooves matching the protrusions are formed at corresponding positions of the fixing plate 2. When the protrusions are engaged with the grooves, the fixing plate 2 and the fixing ring portion 13 are detachably connected.

[0036] In this embodiment, a connecting screw hole 22 is provided on the fixing plate 2, and a screw hole 132 corresponding to the connecting screw hole 22 is provided at the end of the fixing ring portion 13. The fixing plate 2 and the end of the fixing ring portion 13 are detachably connected by bolts that penetrate the connecting screw hole 22 and the screw hole 132 at the same time.

[0037] Furthermore, the fixing hole group 21 includes a plurality of fixing holes 211 , and the fixing holes 211 correspond to the fixing hole positions of the anemometer.

[0038] When the utility model is used, first, the fixed platform is adjusted according to the situation of the anemometer and wind vane. When the bottom of the anemometer and wind vane has a protruding portion, the fixed plate 2 can be removed and the bottom of the anemometer and wind vane is inserted into the groove 11. When the bottom of the anemometer and wind vane is a plane, the fixed plate 2 can be installed on the end of the fixed portion 1, the bottom of the anemometer and wind vane is fitted with the fixed plate 2, and the appropriate fixed hole group 21 is selected to fix the anemometer and wind vane.

[0039] The beneficial effects of the utility model are:

[0040] The utility model proposes a wind speed and wind vane fixing platform based on a straight wind tunnel, which comprises a fixing part and a fixing plate, wherein the end of the fixing part is concave to form a groove for embedding the wind speed and wind vane; the fixing plate is detachably connected to the end of the fixing part, and a plurality of fixing hole groups are provided on the fixing plate, and different fixing hole groups are used for fixing wind speed and wind vanes of different sizes, so that wind speed and wind vanes of different types and sizes can be fixed, and the utility model is compatible with wind speed and wind vanes of different types and sizes.

[0041] The above are only preferred specific implementation methods of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed in the present invention should be covered within the protection scope of the present invention.

Claims

1. A fixed platform for anemometer and wind direction instrument based on a straight wind tunnel, characterized in that: include: A fixing part, wherein the end of the fixing part is concave to form a groove for embedding the anemometer; as well as A fixing plate is detachably connected to the end of the fixing portion, and a plurality of fixing hole groups corresponding to the fixing hole positions of anemometers of different sizes are provided on the fixing plate for fixing anemometers of different sizes.

2. The anemometer and wind direction instrument fixing platform based on a straight wind tunnel as claimed in claim 1, characterized in that: The fixing portion includes a connecting portion and a fixing ring portion, and the fixing ring portion is coaxially fixed to an end portion of the connecting portion to form the groove.

3. The anemometer and wind direction instrument fixed platform based on a straight wind tunnel as claimed in claim 2, characterized in that: One end of the connecting portion away from the fixing ring portion forms a connecting end connected to an anemometer calibration device.

4. The anemometer and wind direction instrument fixing platform based on a straight wind tunnel as claimed in claim 2, characterized in that: It also includes a plurality of limiting members, which are detachably connected to the fixing ring portion and are used to limit the portion of the anemometer in the groove from at least three different directions.

5. The anemometer and wind direction instrument fixing platform based on a straight wind tunnel as claimed in claim 4, characterized in that: A plurality of limiting holes are provided on the side wall of the fixing ring portion, the limiting members are passed through the limiting holes, and the portion of the limiting member located in the groove limits the portion of the anemometer in the groove from at least three different directions.

6. The anemometer and wind direction instrument fixing platform based on a straight wind tunnel as claimed in claim 5, characterized in that: The limiting member is a bolt, a thread matching the bolt is arranged on the inner wall of the limiting hole, and the bolt is passed through the limiting hole.

7. The anemometer and wind direction instrument fixing platform based on a straight wind tunnel as claimed in claim 2, characterized in that: The end of the fixing ring portion is detachably connected to the fixing plate.

8. The anemometer and wind direction instrument fixing platform based on a straight wind tunnel as claimed in claim 7, characterized in that: A plurality of protrusions are formed on the end of the fixing ring portion, and grooves matching the protrusions are formed at corresponding positions of the fixing plate.

9. The anemometer and wind direction instrument fixing platform based on a straight wind tunnel as claimed in claim 7, characterized in that: The fixing plate is provided with a connecting screw hole, and the end of the fixing ring is provided with a screw hole corresponding to the connecting screw hole. The fixing plate and the end of the fixing ring are detachably connected by bolts penetrating the connecting screw hole and the screw hole at the same time.

10. The anemometer and wind direction instrument fixing platform based on a straight wind tunnel as claimed in claim 1, characterized in that: The fixing hole group includes a plurality of fixing holes, and the fixing holes correspond to the fixing hole positions of the anemometer and wind direction instrument.

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