CN216132661U

CN216132661U - Supersonic aerodynamic test device suitable for small-scale experiment

Info

Publication number: CN216132661U
Application number: CN202122853972.3U
Authority: CN
Inventors: 牛金晖
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-03-25
Anticipated expiration: 2031-11-22

Abstract

The utility model provides a supersonic aerodynamic test device suitable for small-scale experiments, which comprises a bearing plate, wherein a lifting mechanism is arranged above the bearing plate, the lifting mechanism comprises a fixed seat, a protective frame and two lifting parts, the two lifting parts are symmetrically arranged on the upper surface of the bearing plate, the fixed seat is connected between the two lifting parts, a connecting plate is fixedly connected below the fixed seat, the protective frame is fixedly connected below the connecting plate, a plurality of high-speed cameras and a gas flow monitor are arranged in the fixed seat, the lower ends of the high-speed cameras and the gas flow monitor penetrate through the protective frame, a plurality of air blowing mechanisms are arranged on the protective frame, the air blowing mechanisms are uniformly and symmetrically distributed on two sides of the protective frame, a clamping mechanism is arranged on the bearing plate, and the clamping mechanism is positioned under the protective frame. The utility model can simulate the real external air flow condition and meet the requirement of small-scale experiments.

Description

Supersonic aerodynamic test device suitable for small-scale experiment

Technical Field

The utility model relates to the technical field of aerodynamic test devices, in particular to a supersonic aerodynamic test device suitable for small-scale experiments.

Background

Aerodynamics is a branch of fluid mechanics, which mainly studies the stress characteristics, gas flow laws and the accompanying physicochemical changes of an object under the condition of relative motion with gas. It is a discipline that grows up with the development of the aeronautical industry and jet propulsion technology on the basis of fluid mechanics.

However, various experimental devices in the market still have various problems, for example, the experimental devices in the prior art are mostly carried out in a pipeline, are not easy to simulate the real air flow outside, and are difficult to meet the requirements of small-scale experiments, and therefore, a supersonic aerodynamic experimental device suitable for the small-scale experiments is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a supersonic aerodynamic test device suitable for small-scale experiments so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a supersonic aerodynamic test device suitable for small-scale experiments comprises a bearing plate, a lifting mechanism is arranged above the bearing plate, the lifting mechanism comprises a fixed seat, a protective frame and two lifting components, the two lifting components are symmetrically arranged on the upper surface of the bearing plate, the fixed seat is connected between the two lifting components, a connecting plate is fixedly connected below the fixed seat, the protective frame is fixedly connected below the connecting plate, a plurality of high-speed cameras and gas flow monitors are arranged in the fixed seat, the lower ends of the high-speed cameras and the gas flow monitors are arranged through the protective frame, the air blowing device is characterized in that a plurality of air blowing mechanisms are arranged on the protection frame, the air blowing mechanisms are uniformly and symmetrically distributed on two sides of the protection frame, a clamping mechanism is arranged on the bearing plate, and the clamping mechanism is located under the protection frame.

Preferably, the lifting part includes a plurality of cylinders, and is a plurality of cylinder evenly distributed is in fixture's both sides, every the equal fixed connection of cylinder is in the bearing board upper surface, every the vertical fixedly connected with lift post of output of cylinder, every the top of lift post all can be dismantled and be connected with the diaphragm, the diaphragm level sets up, one side that the lift post was kept away from to the diaphragm is connected with the fixing base.

Preferably, the air blowing mechanism includes fixed plate and four gas-supply pipes, four the gas-supply pipe is connected on the fixed plate and runs through the fixed plate, the one end that the fixed plate was kept away from to the gas-supply pipe is connected in the lateral wall of protecting frame and runs through the protecting frame, every the fixed plate is close to the equal horizontal fixedly connected with locating lever in one side of protecting frame, the locating lever runs through the protecting frame, locating lever sliding connection is on the protecting frame.

Preferably, the locating lever is sleeved with a compression spring, the compression spring is arranged between the fixed plate and the protection frame, the locating member is sleeved on the locating lever and located on one side, away from the fixed plate, of the protection frame, and the locating lever is in threaded connection with the locating member.

Preferably, the clamping mechanism comprises a plurality of hydraulic cylinders, wherein telescopic columns are symmetrically connected to two ends of each hydraulic cylinder, a sliding plate is fixedly connected to one end, away from the hydraulic cylinders, of each telescopic column, a groove is formed in the bearing plate, the hydraulic cylinders are horizontally and uniformly arranged at the bottom of the groove, each sliding plate is slidably connected into the groove, two clamping parts are symmetrically and slidably connected to the bearing plate and are located on two sides of the hydraulic cylinders respectively, and the two clamping parts are fixedly connected with the sliding plates located on the same side respectively.

Preferably, the clamping part comprises a push plate, a connecting plate and a clamping plate, the push plate is fixedly connected above the plurality of sliding plates on the same side, the clamping plate is connected to the side wall on the opposite side of the two push plates, and the connecting plate is fixedly connected between the clamping plate and the push plate.

Preferably, a plurality of support legs are detachably mounted on the lower end face of the supporting plate, a groove is formed in the lower end face of the supporting plate, and the upper ends of the support legs are mounted inside the groove.

Compared with the prior art, the utility model has the beneficial effects that:

(1) this supersonic speed aerodynamic test device suitable for small-scale experiment, the adjusting positioning pole is at the inside degree of depth of protective frame, through the horizontal interval that changes fixed plate and inside gas-supply pipe input and work piece, can realize adjusting the air current and to the blowing dynamics of work piece to can realize the experiment mesh under the different wind-forces.

(2) This supersonic speed aerodynamic test device suitable for small-scale experiment can realize the removal effect of diaphragm and the inner part thereof under the effect of cylinder and lift post to can realize the detection demand of not co-altitude position, application scope is wide, and the practicality is strong.

(3) This supersonic speed aerodynamic test device suitable for small-scale experiment, can drive the sliding plate under the effect of pneumatic cylinder and remove in the inside of bearing board, thereby can drive the push pedal of sliding plate and upper end or back of the body motion in opposite directions, the horizontal interval that even board and splint can be adjusted to the interval of adjusting the push pedal, the internally mounted pressure gauge of splint, adjust the horizontal interval of splint and work piece according to the user demand of reality, when the blast air, can blow the work piece and take place to remove, can detect the impact force that the work piece received through setting up the pressure gauge, excellent in use effect.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a perspective view of the lift mechanism of the present invention;

FIG. 4 is a perspective view of the blower mechanism of the present invention;

fig. 5 is a perspective view of the clamping mechanism of the present invention.

In the figure: 1. a support plate; 2. a support leg; 3. a lifting mechanism; 301. a cylinder; 302. a lifting column; 303. a transverse plate; 304. a fixed seat; 305. a connecting plate; 306. a protective frame; 307. a high-speed camera; 308. a gas flow monitor; 4. a blower mechanism; 401. positioning a rod; 402. a fixing plate; 403. a gas delivery pipe; 404. a compression spring; 405. a positioning member; 5. a clamping mechanism; 501. a sliding plate; 502. a telescopic column; 503. a hydraulic cylinder; 504. pushing the plate; 505. connecting plates; 506. and (4) clamping the plate.

Detailed Description

The technical solution of the present invention will be further described in detail below with reference to the accompanying drawings and the detailed description, so as to clearly and completely describe the technical solution of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1-5, a supersonic aerodynamic test device suitable for small-scale experiments comprises a supporting plate 1, a lifting mechanism 3 is arranged above the supporting plate 1, the lifting mechanism 3 comprises a fixed seat 304, a protective frame 306 and two lifting components, the two lifting components are symmetrically arranged on the upper surface of the supporting plate 1, the fixed seat 304 is connected between the two lifting components, a connecting plate 305 is fixedly connected below the fixed seat 304, the protective frame 306 is fixedly connected below the connecting plate 305, a plurality of high-speed cameras 307 and a gas flow monitor 308 are arranged inside the fixed seat 304, the lower ends of the plurality of high-speed cameras 307 and the gas flow monitor 308 are all arranged through the protective frame 306, a plurality of blowing mechanisms 4 are arranged on the protective frame 306, the plurality of blowing mechanisms 4 are uniformly and symmetrically distributed on two sides of the protective frame 306, a clamping mechanism 5 is arranged on the supporting plate 1, the clamping mechanism 5 is located directly below the guard frame 306.

Through the technical scheme, when the device is used, a workpiece to be detected is placed at the upper end of the bearing plate 1, the purpose of adjusting and moving the high-speed camera 307 and the gas flow monitor 308 along the vertical direction is achieved through the lifting component until the required working height is adjusted, after the height adjustment is completed, the blowing mechanism 4 is adjusted to adjust the blowing force of air flow to the workpiece, so that the experimental purpose under different wind forces can be achieved, the pressure gauge is arranged inside the clamping mechanism 5, the horizontal distance between the clamping mechanism 5 and the workpiece is adjusted according to the actual use requirement, the workpiece can be blown to move during blowing, the impact force on the workpiece can be detected through the pressure gauge, the use effect is good, in the actual working process, the purpose of monitoring the data of the test model under the hypersonic flow state can be achieved through the arrangement of the high-speed camera 307 and the gas flow monitor 308, the operation is simple.

The lifting component comprises a plurality of cylinders 301, the cylinders 301 are evenly distributed on two sides of the clamping mechanism 5, each cylinder 301 is fixedly connected to the upper surface of the bearing plate 1, the output end of each cylinder 301 is fixedly connected with a lifting column 302, the top end of each lifting column 302 is detachably connected with a transverse plate 303, the transverse plate 303 is horizontally arranged, and one side, away from the lifting column 302, of the transverse plate 303 is connected with the fixing seat 304. The cylinder 301 is started, the transverse plate 303, the protective frame 306 and the like can be adjusted and moved in the vertical direction under the action of the cylinder 301 and the lifting column 302 until the required working height is reached, and then data monitoring operation is carried out.

The blowing mechanism 4 includes a fixing plate 402 and four air pipes 403, the four air pipes 403 are connected to the fixing plate 402 and penetrate through the fixing plate 402, one end of each air pipe 403, which is far away from the fixing plate 402, is connected to the side wall of the protection frame 306 and penetrates through the protection frame 306, a positioning rod 401 is fixedly connected to one side of each fixing plate 402, which is close to the protection frame 306, in an equal horizontal manner, the positioning rod 401 penetrates through the protection frame 306, and the positioning rod 401 is slidably connected to the protection frame 306.

Through above-mentioned technical scheme, accomplish altitude mixture control back, close cylinder 301, readjust the locating lever 401 in the inside degree of depth of protective frame 306, through the horizontal interval that changes fixed plate 402 and inside gas-supply pipe 403 input and work piece, can realize adjusting the air current to the dynamics of blowing of work piece to can realize the experiment purpose under the different wind-force, gas-supply pipe 403 switches on air input equipment, blows to the work piece.

The positioning rod 401 is sleeved with a compression spring 404, the compression spring 404 is arranged between the fixing plate 402 and the protection frame 306, the positioning rod 401 is sleeved with a positioning piece 405, the positioning piece 405 is located on one side, away from the fixing plate 402, of the protection frame 306, and the positioning rod 401 is in threaded connection with the positioning piece 405.

Through above-mentioned technical scheme, can guarantee the installation stability of fixed plate 402 under locating lever 401's effect, and can guarantee locating lever 401's job stabilization nature through screwing setting element 405, the practicality is strong, can guarantee the buffering shock attenuation performance of fixed plate 402's removal through setting up compression spring 404, and the effect of use is good.

Fixture 5 includes a plurality of pneumatic cylinders 503, the equal symmetric connection in both ends of every pneumatic cylinder 503 has flexible post 502, the equal fixedly connected with sliding plate 501 of one end that pneumatic cylinder 503 was kept away from to every flexible post 502, set up flutedly on the bearing board 1, a plurality of pneumatic cylinder 503 levels evenly set up in the recess bottom, the equal sliding connection of every sliding plate 501 in the recess, symmetrical sliding connection has two hold assembly on the bearing board 1, two hold assembly are located the both sides of pneumatic cylinder 503 respectively, two hold assembly respectively with be located a plurality of sliding plate 501 fixed links to each other of homonymy.

The clamping part comprises a push plate 504, a connecting plate 505 and a clamping plate 506, wherein the push plate 504 is fixedly connected above the plurality of sliding plates 501 positioned on the same side, the clamping plate 506 is connected on the side wall of the opposite side of the two push plates 504, and the connecting plate 505 is fixedly connected between the clamping plate 506 and the push plate 504.

Through the technical scheme, the equal electrically connected of a plurality of pneumatic cylinders 503 has a controller, can realize pneumatic cylinder 503's work through the controller, start up the effect of pneumatic cylinder 503 and can drive sliding plate 501 and move in the inside of bearing board 1, thereby can drive sliding plate 501 and the push pedal 504 of upper end or move back to back mutually, adjust the horizontal interval that even board 505 and splint 506 can be adjusted to the interval of push pedal 504, splint 506's internally mounted pressure gauge, adjust the horizontal interval of splint 506 and work piece according to actual user demand, when the blast air, can blow the work piece and take place to remove, impact force that can receive the work piece through setting up the pressure gauge detects, excellent in use effect.

A plurality of supporting legs 2 are detachably mounted on the lower end face of the supporting plate 1, a groove is formed in the lower end face of the supporting plate 1, and the upper ends of the supporting legs 2 are mounted inside the groove. Through setting up stabilizer blade 2 can guarantee the installation stability of layer board 1 and each part on upper portion to can guarantee the result of use of whole device, the practicality is strong.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a supersonic speed aerodynamic test device suitable for small-scale experiment which characterized in that: comprises a supporting plate (1), wherein a lifting mechanism (3) is arranged above the supporting plate (1), the lifting mechanism (3) comprises a fixed seat (304), a protective frame (306) and two lifting components, the two lifting components are symmetrically arranged on the upper surface of the supporting plate (1), the fixed seat (304) is connected between the two lifting components, a connecting plate (305) is fixedly connected below the fixed seat (304), the protective frame (306) is fixedly connected below the connecting plate (305), a plurality of high-speed cameras (307) and gas flow monitors (308) are arranged inside the fixed seat (304), the lower ends of the high-speed cameras (307) and the gas flow monitors (308) are arranged by penetrating through the protective frame (306), a plurality of air blowing mechanisms (4) are arranged on the protective frame (306), and the air blowing mechanisms (4) are uniformly and symmetrically distributed on two sides of the protective frame (306), the supporting plate (1) is provided with a clamping mechanism (5), and the clamping mechanism (5) is located under the protective frame (306).

2. The supersonic aerodynamic test device suitable for small-scale experiments according to claim 1, wherein: the lifting component comprises a plurality of cylinders (301) which are uniformly distributed on two sides of the clamping mechanism (5), each cylinder (301) is fixedly connected to the upper surface of the bearing plate (1) and each output end of the cylinder (301) is fixedly connected with a lifting column (302) and each lifting column (302) is detachably connected to the top end of the lifting column (302) through a transverse plate (303), the transverse plate (303) is horizontally arranged, and one side, away from the lifting column (302), of the transverse plate (303) is connected with the fixing seat (304).

3. The supersonic aerodynamic test device suitable for small-scale experiments according to claim 1, wherein: air blast mechanism (4) are including fixed plate (402) and four air-supply pipes (403), four air-supply pipes (403) are connected on fixed plate (402) and run through fixed plate (402), the one end that fixed plate (402) were kept away from in air-supply pipes (403) is connected in the lateral wall of protecting frame (306) and runs through protecting frame (306), every equal horizontal fixedly connected with locating lever (401) in one side that fixed plate (402) are close to protecting frame (306), protecting frame (306) is run through in locating lever (401), locating lever (401) sliding connection is on protecting frame (306).

4. The supersonic aerodynamic test device suitable for small-scale experiments according to claim 3, is characterized in that: the locating rod (401) is sleeved with a compression spring (404), the compression spring (404) is arranged between the fixing plate (402) and the protection frame (306), the locating rod (401) is sleeved with a locating piece (405), the locating piece (405) is located on one side, away from the fixing plate (402), of the protection frame (306), and the locating rod (401) is in threaded connection with the locating piece (405).

5. The supersonic aerodynamic test device suitable for small-scale experiments according to claim 1, wherein: the clamping mechanism (5) comprises a plurality of hydraulic cylinders (503), wherein two ends of each hydraulic cylinder (503) are symmetrically connected with telescopic columns (502), each telescopic column (502) is connected with a sliding plate (501) in a fixed mode, one end of each telescopic column (503) is far away from the corresponding sliding plate (501), a groove is formed in the bearing plate (1), the hydraulic cylinders (503) are horizontally and uniformly arranged at the bottom of the groove, each sliding plate (501) is connected in the groove in a sliding mode, the bearing plate (1) is symmetrically connected with two clamping parts in a sliding mode, the two clamping parts are located on two sides of each hydraulic cylinder (503), and the two clamping parts are fixedly connected with the sliding plates (501) located on the same side respectively.

6. The supersonic aerodynamic test device suitable for small-scale experiments according to claim 5, is characterized in that: the clamping component comprises a push plate (504), a connecting plate (505) and a clamping plate (506), the push plate (504) is fixedly connected above the plurality of sliding plates (501) positioned on the same side, the clamping plate (506) is connected on the side wall of the opposite side of the two push plates (504), and the connecting plate (505) is fixedly connected between the clamping plate (506) and the push plates (504).

7. The supersonic aerodynamic test device suitable for small-scale experiments according to claim 1, wherein: the lower terminal surface demountable installation of bearing board (1) has a plurality of stabilizer blades (2), the fluting has been seted up to the lower terminal surface of bearing board (1), install in the inside of fluting in the upper end of stabilizer blade (2).