CN220872035U - Wind tunnel probe mounting device - Google Patents

Abstract

The utility model provides a wind tunnel probe mounting device, which belongs to the technical field of wind tunnel tests and comprises a connecting component and a telescopic component, wherein one end of the telescopic component is movably connected with the connecting component, and the other end of the telescopic component is provided with a connecting end for being connected with a probe. According to the wind tunnel probe installation device, the telescopic component is arranged, telescopic adjustment can be performed, and the probe can be adjusted in multiple gears through the cooperation of the connecting component and the telescopic component when wind tunnel tests are performed, so that the air resistance and other data on the upper side and the lower side of the aircraft model are measured.

Description

Wind tunnel probe mounting device

Technical Field

The utility model belongs to the technical field of wind tunnel tests, and particularly relates to a wind tunnel probe mounting device.

Background

In the aircraft design process, the most commonly used pneumatic analysis means are to obtain the aerodynamic forces of the aircraft in different states by using wind tunnel tests. The wind tunnel test model is fixed in the wind tunnel through a supporting system. Because the air resistance of the upper side and the lower side of the airplane is different in the actual operation process of the airplane. The data required for the test at different mach numbers and at different locations on the aircraft should also be measured during the test.

However, in the prior art, when the sonic boom testing device works, the probe assembly and the moving measuring device can only move forwards and backwards along the horizontal direction, so that only data of any one of the upper part and the lower part can be measured, and the data acquisition is incomplete.

Disclosure of utility model

The utility model aims to provide a wind tunnel probe mounting device, which aims to solve the technical problem that only data of any one of the upper part or the lower part can be obtained and the data is not completely obtained in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: provided is a wind tunnel probe mounting device including:

A connection assembly;

And one end of the telescopic component is movably connected with the connecting component, and the other end of the telescopic component is provided with a connecting end for being connected with the probe.

Preferably, the telescopic assembly is an electric telescopic rod.

Preferably, the telescopic assembly comprises:

one end of the first pipe body is connected with the connecting component;

the second pipe body is movably connected with the first pipe body, and one end of the second pipe body, which is away from the first pipe body, is a connecting end;

and a locking assembly configured to fix a connection state of the first pipe body and the second pipe body.

Preferably, the locking assembly comprises:

the button is movably connected with the first pipe body;

one end of the spring is connected with the button;

And the positioning column is connected with the other end of the spring and is configured to limit the connection state of the first pipe body and the second pipe body.

Preferably, the second pipe body is provided with a plurality of second through holes at equal intervals along the axial direction; the first pipe body is provided with a first through hole; the first through hole is matched with the second through hole.

Preferably, the first pipe body is movably connected with the connecting component.

Preferably, the telescopic component is connected with the connecting component in an inclined state.

Preferably, the connection assembly includes:

a connector body;

The sliding block is in sliding connection with the connecting piece main body, the sliding block is connected with the telescopic assembly, and the sliding block is configured to drive the telescopic assembly to horizontally move relative to the connecting piece main body.

The wind tunnel probe mounting device provided by the utility model has the beneficial effects that: compared with the prior art, the wind tunnel probe mounting device has the advantages that the telescopic component can be arranged for telescopic adjustment, and the probe can be adjusted in multiple gears through the cooperation of the connecting component and the telescopic component when wind tunnel tests are carried out, so that the air resistance and other data on the upper side and the lower side of the aircraft model are measured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a wind tunnel probe mounting device according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a probe used in a wind tunnel probe mounting device according to an embodiment of the present utility model;

FIG. 3 is a schematic structural diagram of a second pipe used in the wind tunnel probe installation device according to the embodiment of the present utility model;

FIG. 4 is a schematic structural view of a first pipe body used in a wind tunnel probe installation device according to an embodiment of the present utility model;

FIG. 5 is a schematic structural view of a locking assembly used in a wind tunnel probe mounting device according to an embodiment of the present utility model;

Fig. 6 is a schematic structural diagram of a fixing assembly used in the wind tunnel probe installation device according to the embodiment of the present utility model.

In the figure: 1. a probe; 2. a second tube body; 3. a first tube body; 4. a locking assembly; 5. a fixing assembly; 6. a connector body; 7. a slide block; 101. a first through hole; 201. a second through hole; 401. a button; 402. a spring; 403. and positioning columns.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 6, a wind tunnel probe mounting device provided by the present utility model will now be described. The wind tunnel probe mounting device comprises: the probe comprises a connecting component and a telescopic component, wherein one end of the telescopic component is movably connected with the connecting component 6, and the other end of the telescopic component is provided with a connecting end for being connected with the probe 1.

Compared with the prior art, the wind tunnel probe mounting device provided by the utility model has the advantages that the telescopic component can be arranged for telescopic adjustment, and the probe can be adjusted in multiple gears through the cooperation of the connecting component and the telescopic component when wind tunnel test is carried out, so that the air resistance and other data on the upper side and the lower side of the aircraft model are measured.

As an embodiment of the present utility model, referring to fig. 1 to 6, a connection assembly includes: the connecting piece body 6 and slider 7, slider 7 and connecting piece body 6 sliding connection, slider 7 and expansion and contraction assembly are connected. The slider 7 is configured to move the telescopic assembly horizontally with respect to the connector body 6.

In some achievable embodiments, the connector body 6 comprises a body portion and a slide bar portion. The two ends of the slide bar part are respectively connected and fixed with the main body part. The slide block 7 is slidingly connected with the slide bar part. The slider 7 is provided with a through hole adapted to the slide bar portion. The slider 7 can reciprocate along both ends of the slide bar portion. The telescopic component can be driven to synchronously move by the moving slide block 7, so that the probe 1 can be adjusted to the actually required position. The main body part can be fixedly connected with the wind tunnel test upper wall plate through a bolt structure.

In some achievable embodiments, the connector body 6 comprises a body portion, a screw portion. One end of the screw rod part is rotationally connected with the main body part. The screw rod part is simultaneously connected with a driving motor. The driving motor can drive the screw rod part to rotate. The slide block 7 is provided with a threaded hole matched with the screw part. The driving motor can be started to drive the screw rod part to rotate, so that the sliding block 7 is driven to reciprocate along the axial direction of the screw rod part.

As a specific implementation of the embodiment of the present utility model, please refer to fig. 1 to 6 together, the telescopic assembly is an electric telescopic rod. The electric telescopic rod comprises an electric telescopic rod body and a driving piece for providing power for the telescopic operation of the electric telescopic rod body. One end of the electric telescopic rod main body is connected with the sliding block 7, and the other end is connected with the probe 1. The driving piece drives the electric telescopic rod main body to stretch and retract, and can drive the probe 1 to move in the up-down direction.

As an embodiment of the present utility model, referring to fig. 1 to 6, a telescopic assembly includes: the first pipe body 3, the second pipe body 2 and the locking assembly 4, wherein one end of the first pipe body 3 is connected with the connecting assembly; the second pipe body 2 is movably connected with the first pipe body 3, and one end of the second pipe body 2, which is away from the first pipe body 3, is a connecting end; the locking assembly 4 is configured to fix the coupled state of the first pipe body 3 and the second pipe body 2. The connection state of the first pipe body 3 and the second pipe body 2 can be adjusted according to the use requirement, and then the length and the size of the first pipe body 3 and the second pipe body 2 in the connection state can be adjusted. The connection state of the first pipe body 3 and the second pipe body 2 is then locked by using the locking assembly 4.

In some possible embodiments, the second tube body 2 is provided with a plurality of second through holes 201 at equal intervals along the axial direction; the first pipe body 3 is provided with a first through hole 101; the first through hole 101 is adapted to the second through hole 201. The first through-hole 101 is overlapped with any one of the second through-holes 201, and then the connection state of the second pipe body 2 and the first pipe body 3 is fixed by using the locking unit 4. The locking unit 4 can be inserted into the first through hole 101 and the second through hole 201 simultaneously to fix the connection state of the second pipe body 2 and the first pipe body 3. The main function of the second pipe body 2 is to stretch and retract according to actual needs, and equidistant second through holes 201 are formed in the surface of the second pipe body 2, so that multi-gear adjustment can be achieved, and the requirements for different lengths are met. The first pipe body 3 mainly has a connecting function, the connecting sliding block 7 and the second pipe body 2 are connected, and holes with the same size as the second pipe body 2 are formed in the first through hole 101, so that preparation is made for the work of the later locking assembly 4. While a cylindrical hole is cut in the first pipe body 3 to be matched with the second pipe body 2.

In some possible embodiments, the second tubular body 2 is screwed with the first tubular body 3. The outer wall surface of the second pipe body 2 is provided with a first thread. The inner wall surface of the first pipe body 3 is provided with a second thread which is matched with the first thread. The locking assembly 4 may be a hoop assembly. After the connection state of the second pipe body 2 and the first pipe body 3 is adjusted, the connection state of the second pipe body 2 and the first pipe body 3 can be fixed by using the hoop assembly.

In the present embodiment, the lock assembly 4 includes: the button 401, the spring 402 and the positioning column 403, the button 401 is movably connected with the first pipe body 3; one end of the spring 402 is connected with the button 401; the positioning column 403 is connected to the other end of the spring 402, and the positioning column 403 is configured to limit the connection state of the first tube 3 and the second tube 2. The locking component 4 has the main function that after the probe 1 is adjusted to a required position, the locking component 4 is fixed with the second through hole 201 on the second pipe body 2 through the first through hole 101 of the first pipe body 3, so that the first pipe body 3 and the second pipe body 2 are mutually matched and fixed. The main flow is as follows: when the probe reaches the desired position, the button 401 is pressed, the spring 402 begins to compress, the positioning column 403 begins to descend, and the positioning column cooperates with the hole 201 in the second tube 2 through the hole 101 in the first tube 3, thereby fixing the probe. In the process of the experiment, if the position is to be adjusted, the button 401 is pressed, the spring is restored to the original state, the second pipe body 2 and the first pipe body 3 are matched, and then the operation is repeated, so that the position can be changed.

In this embodiment, the first tube 3 is movably connected to the connecting assembly. The first pipe body 3 can be rotatably connected with the connecting assembly.

In this embodiment, the telescopic assembly is connected to the connecting assembly in an inclined state.

When an aircraft wind tunnel experiment is carried out, after an aircraft model enters a wind tunnel device and is fixed, a probe installation device is started to be adjusted, the position of the probe is adjusted, firstly, a horizontal sliding block 7 is moved to reach a required position, then the position of a second pipe body 2 is adjusted, the probe 1 is adjusted to the position required by the experiment, then a button of a locking assembly 4 is pressed, the second pipe body 2 and the first pipe body 3 can be fixedly installed, a fixing assembly 5 is used for fixing the locking assembly 4 and the first pipe body 3, the experiment can be carried out, after the data are measured through the experiment, the position of the probe can be adjusted according to the method, then the experiment of different positions of the aircraft model is carried out, and finally the required data are obtained. The probe 1 is connected with the second pipe body 2, and the probe 1 is always parallel to the horizontal plane. The fixing component 5 mainly fixes the locking component 4 and the connecting button 401, and the central position of the fixing component 5 is in a straight line with the central positions of the locking component 4 and the first through hole 101 and the second through hole 201.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (7)

1. A wind tunnel probe mounting apparatus, comprising:

A connection assembly;

One end of the telescopic component is movably connected with the connecting component, and the other end of the telescopic component is provided with a connecting end for being connected with the probe (1);

The connection assembly includes:

a connector body (6);

The sliding block (7) is in sliding connection with the connecting piece main body (6), the sliding block (7) is connected with the telescopic component, and the sliding block (7) is configured to drive the telescopic component to horizontally move relative to the connecting piece main body (6).

2. A wind tunnel probe mounting arrangement according to claim 1, wherein the retraction assembly is an electric retraction lever.

3. A wind tunnel probe mounting apparatus according to claim 1, wherein said telescoping assembly comprises:

one end of the first pipe body (3) is connected with the connecting component;

The second pipe body (2) is movably connected with the first pipe body (3), and one end of the second pipe body (2) deviating from the first pipe body (3) is a connecting end;

And a locking assembly (4) configured to fix the connection state of the first pipe body (3) and the second pipe body (2).

4. A wind tunnel probe mounting arrangement according to claim 3, wherein the locking assembly (4) comprises:

the button (401) is movably connected with the first pipe body (3);

a spring (402) having one end connected to the button (401);

And the positioning column (403) is connected with the other end of the spring (402), and the positioning column (403) is configured to limit the connection state of the first pipe body (3) and the second pipe body (2).

5. A wind tunnel probe mounting device according to claim 4, wherein the second tube body (2) is provided with a plurality of second through holes (201) at equal intervals along the axial direction; a first through hole (101) is formed in the first pipe body (3); the first through hole (101) is adapted to the second through hole (201).

6. A wind tunnel probe mounting arrangement according to claim 3, characterised in that the first tube (3) is movably connected to the connection assembly.

7. A wind tunnel probe mounting arrangement according to claim 1, wherein the telescoping assembly is connected to the connecting assembly in an inclined condition.