Adjustable duck tail of clay model

Abstract

The utility model belongs to the technical field of wind tunnel tests, and particularly relates to an adjustable duck tail of a clay model, which comprises a supporting mechanism and a movable mechanism, the supporting mechanism comprises a base, supporting bearing seats, a rotating shaft, a screw rod, a movable block, a supporting inclined block, a driving part and a transmission belt, and the supporting bearing seats are arranged at the front end and the rear end of the base. The rotating shafts are arranged on the supporting bearing seats on the front side and the rear side, lead screws are arranged at the right ends of the rotating shafts, movable blocks are arranged on the lead screws, supporting inclined blocks are arranged on the movable blocks, a driving component is arranged on the base, and a transmission belt is arranged between the driving component and the rotating shafts. The driving component is adopted to drive the lead screw to rotate, the lead screw rotates to drive the supporting inclined block to transversely slide, when the supporting inclined block slides, the inclined pressing block of the movable mechanism is jacked, the right end of the duck tail ascends and descends under the extrusion effect of the inclined face, the left end of the duck tail rotates around the turning shaft, angle adjustment is completed, the structure is simple and reliable, and unnecessary faults are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of wind tunnel tests, in particular to an adjustable ducktail of an oil clay model. Background Art

[0002] In the wind tunnel test, the height position of the rear of the vehicle will cause obvious changes to the negative pressure area at the rear of the vehicle. Each adjustment requires the wind tunnel to stop blowing air, and the technicians to go forward and manually raise or lower it, and the variables cannot be accurately determined.

[0003] To this end, the present application proposes an adjustable duck tail of a clay model. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems and / or the problems existing in the existing adjustable ducktail of the clay model, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide an adjustable ducktail for a clay model, which adopts a driving component to drive the screw to rotate, and the rotation of the screw drives the supporting inclined block to slide laterally. When the supporting inclined block slides, the inclined pressure block of the movable mechanism is pushed, and the right end of the ducktail is lifted and lowered under the extrusion of the inclined surface, and the left end of the ducktail rotates around the flip axis to complete the angle adjustment. The structure is simple and reliable, and unnecessary failures are reduced.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] An oil clay model adjustable ducktail, comprising:

[0009] The supporting mechanism comprises a base, a supporting bearing seat, a rotating shaft, a screw rod, a movable block, a supporting inclined block, a driving component and a transmission belt. The supporting bearing seats are arranged at both the front and rear ends of the base. The rotating shaft is arranged on the supporting bearing seats at both the front and rear sides. The right end of the rotating shaft is provided with a screw rod, and the screw rod is provided with a movable block. The movable block is provided with a supporting inclined block. The driving component is arranged on the base, and a transmission belt is arranged between the driving component and the rotating shaft.

[0010] A movable mechanism is arranged on the base, and the movable mechanism includes a fixed bracket, a support, a fixed bearing seat, a ducktail, a movable bearing seat, a flap shaft and an inclined pressure block. The fixed bracket and the support are both arranged on the base. A fixed bearing seat is arranged on the top of the fixed bracket, and a flap shaft is arranged between the fixed bearing seats. The bottom of the ducktail is connected to the flap shaft through the movable bearing seat, and the bottom of the ducktail is provided with an inclined pressure block in contact with the supporting inclined block.

[0011] As a preferred solution of the adjustable ducktail of a clay model described in the utility model, the output end of the driving component is connected to a rotating shaft on one side through a transmission belt, and the rotating shafts on both sides are connected through a transmission belt.

[0012] As a preferred solution of the adjustable ducktail of a clay model described in the utility model, the driving component adopts a constant torque speed regulating motor, and the driving component is connected to a wireless remote controller.

[0013] As a preferred solution of the adjustable ducktail of a clay model described in the utility model, when the movable block moves to the right end of the screw rod, the ducktail is placed on the bracket.

[0014] Compared with the prior art: the utility model adopts a driving component to drive the screw to rotate, and the rotation of the screw drives the supporting inclined block to slide laterally. When the supporting inclined block slides, the inclined pressure block of the movable mechanism is pushed, and the right end of the ducktail is lifted and lowered under the extrusion of the inclined surface, and the left end of the ducktail rotates around the flip axis to complete the angle adjustment. The structure is simple and reliable, and unnecessary faults are reduced. There is no need to close the wind tunnel for blowing, and no technician needs to adjust it manually. The ducktail angle can be adjusted quickly and accurately. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0016] Figure 1 This is a schematic diagram of the shaft side structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the support mechanism structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of the activity mechanism of the utility model.

[0019] In the figure: 100 supporting mechanism, 110 base, 120 supporting bearing seat, 130 rotating shaft, 140 screw rod, 150 movable block, 160 supporting inclined block, 170 driving component, 180 transmission belt, 200 movable mechanism, 210 fixed bracket, 220 bracket, 230 fixed bearing seat, 240 duck tail, 250 movable bearing seat, 260 turning shaft, 270 oblique pressure block. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0022] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0023] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0024] The utility model provides an adjustable ducktail for a clay model, which adopts a driving component to drive a screw rod to rotate, and the rotation of the screw rod drives a supporting inclined block to slide horizontally. When the supporting inclined block slides, the inclined pressure block of the movable mechanism is pushed, and the right end of the ducktail is lifted and lowered under the extrusion of the inclined surface, and the left end of the ducktail rotates around the turning axis to complete the angle adjustment. The structure is simple and reliable, and unnecessary failures are reduced. Please refer to Figure 1-Figure 3 , including: a supporting mechanism 100 and a movable mechanism 200.

[0025] The support mechanism 100 includes a base 110, a support bearing seat 120, a rotating shaft 130, a screw rod 140, a movable block 150, a support inclined block 160, a driving component 170 and a transmission belt 180. The support bearing seats 120 are arranged at both the front and rear ends of the base 110. The rotating shaft 130 is arranged on the support bearing seats 120 at both the front and rear sides. The right end of the rotating shaft 130 is provided with a screw rod 140, and the screw rod 140 is provided with a movable block 150. The movable block 150 is provided with a support inclined block 160. The base 110 is provided with a driving component 170, and a transmission belt 180 is arranged between the driving component 170 and the rotating shaft 130.

[0026] Among them, the output end of the driving component 170 is connected to one side of the rotating shaft 130 through a transmission belt 180, and the rotating shafts 130 on both sides are connected through a transmission belt 180. The driving component 170 adopts a constant torque speed regulation motor. The driving component 170 is connected to a wireless remote control. The driving component 170 drives the screw rod 140 to rotate through the transmission belt 180. The screw rod 140 drives the movable block 150 to move under the action of thread feed, and the movable block 150 drives the supporting inclined block 160 to move.

[0027] The movable mechanism 200 is arranged on the base 110, and the movable mechanism 200 includes a fixed bracket 210, a bracket 220, a fixed bearing seat 230, a ducktail 240, a movable bearing seat 250, a tilting shaft 260 and an inclined pressure block 270. The fixed bracket 210 and the bracket 220 are both arranged on the base 110, a fixed bearing seat 230 is arranged on the top of the fixed bracket 210, a tilting shaft 260 is arranged between the fixed bearing seats 230, the bottom of the ducktail 240 is connected to the tilting shaft 260 through the movable bearing seat 250, and an inclined pressure block 270 in contact with the supporting inclined block 160 is arranged at the bottom of the ducktail 240;

[0028] The left end of the ducktail 240 can flip back and forth on the flip shaft 260, and when the supporting inclined block 160 moves, it squeezes the inclined pressure block 270, and the right end of the ducktail 240 is driven to rise and fall under the action of the inclined surface squeezing.

[0029] When the movable block 150 moves to the right end of the screw rod 140 , the ducktail 240 is placed on the bracket 220 .

[0030] During specific use, the driving component 170 drives the screw rod 140 to rotate through the transmission belt 180. The screw rod 140 drives the movable block 150 to move under the action of thread feed, and the movable block 150 drives the supporting inclined block 160 to move. When the supporting inclined block 160 moves, the inclined pressure block 270 is squeezed, and the right end of the ducktail 240 is driven to rise and fall under the action of the inclined surface squeezing, so that the ducktail 240 is flipped on the flip shaft 260. To adjust the angle of the ducktail 240, there is no need to close the wind tunnel for blowing, and no technician needs to adjust it manually. The angle of the ducktail can be adjusted quickly and accurately.

[0031] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. An adjustable ducktail for a clay model, characterized in that: include: The support mechanism (100) comprises a base (110), a support bearing seat (120), a rotating shaft (130), a screw rod (140), a movable block (150), a support inclined block (160), a driving component (170) and a transmission belt (180), wherein the support bearing seats (120) are arranged at both the front and rear ends of the base (110), the rotating shaft (130) is arranged on the support bearing seats (120) at both the front and rear sides, the screw rod (140) is arranged at the right end of the rotating shaft (130), the screw rod (140) is arranged on the movable block (150), the support inclined block (160) is arranged on the movable block (150), the driving component (170) is arranged on the base (110), and the transmission belt (180) is arranged between the driving component (170) and the rotating shaft (130); A movable mechanism (200) is arranged on the base (110), and the movable mechanism (200) comprises a fixed bracket (210), a bracket (220), a fixed bearing seat (230), a ducktail (240), a movable bearing seat (250), a tilting shaft (260) and an inclined pressure block (270). The fixed bracket (210) and the bracket (220) are both arranged on the base (110), a fixed bearing seat (230) is arranged at the top of the fixed bracket (210), a tilting shaft (260) is arranged between the fixed bearing seats (230), the bottom of the ducktail (240) is connected to the tilting shaft (260) through the movable bearing seat (250), and the bottom of the ducktail (240) is arranged with an inclined pressure block (270) that contacts the supporting inclined block (160).

2. The adjustable ducktail of a clay model according to claim 1, characterized in that: The output end of the driving component (170) is connected to a rotating shaft (130) on one side via a transmission belt (180), and the rotating shafts (130) on both sides are connected via a transmission belt (180).

3. The adjustable ducktail of a clay model according to claim 1, characterized in that: The driving component (170) adopts a constant torque speed regulating motor, and the driving component (170) is connected to a wireless remote controller.

4. The adjustable ducktail of a clay model according to claim 1, characterized in that: When the movable block (150) moves to the right end of the screw rod (140), the ducktail (240) is placed on the bracket (220).

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