A super large tornado wind tunnel horizontal moving system

Abstract

The application discloses a super-large tornado wind tunnel horizontal moving system, which comprises a track, a walking wheel set and a fan mounting platform, the fan mounting platform is provided with a fan section and an airflow ascending section mounted above a tornado flow guide device, the fan section is connected with the airflow ascending section, the walking wheel set is mounted at the bottom of both ends of the fan mounting platform, and the walking wheels of the walking wheel set are rollingly mounted on the track. The fan mounting platform arranged above the tornado flow guide device is mounted on the walking wheel set, so that the fan mounting platform can walk along the track, the movement of the tornado can be simulated, and the super-large tornado wind tunnel horizontal moving system is closer to the actual situation, and is more reliable and accurate compared with the static simulation system in the prior art.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of wind tunnels, in particular to a horizontal moving system for super-large tornado wind tunnels. BACKGROUND

[0002] Tornadoes are intense cyclones with rotational speeds exceeding 500 km / h, often accompanied by other extreme weather phenomena such as heavy rain, hail, lightning, etc. Tornadoes occur all over the world, causing serious casualties and property damage.

[0003] Currently, tornado simulation mainly uses tornado wind tunnels for research. Most existing tornado wind tunnels are static, i.e. without considering the movement of tornadoes. Such wind tunnels can simulate the vortex characteristics and wind field distribution of tornadoes, but cannot simulate the movement process of tornadoes and cannot closely match the actual working conditions of tornadoes. SUMMARY

[0004] The technical problem to be solved by the present application is to overcome the deficiencies of the prior art and provide a horizontal moving system for super-large tornado wind tunnels.

[0005] To solve the above technical problems, the present application discloses a horizontal moving system for super-large tornado wind tunnels, comprising a track, a walking wheel set and a fan installation platform, the fan installation platform is provided with a fan section and an airflow rising section installed above a tornado flow guide device, the fan section is connected with the airflow rising section, the walking wheel set is installed at the bottom of both ends of the fan installation platform, and the walking wheels of the walking wheel set are rollingly installed on the track.

[0006] Further, it further comprises a track fixing assembly, the track fixing assembly comprises a pressing block and a bolt, the track is an I-shaped track, the pressing block is connected to the base by the bolt, and the end of the pressing block is crimped on the wing plates on both sides of the bottom of the track.

[0007] Further, the walking wheel set comprises a fixing frame, a wheel frame and a wheel shaft pivotally connected to the front and rear ends of the wheel frame, the fixing frame is installed in the middle of the wheel frame, the wheel shaft is fixedly connected with the walking wheels, at least one walking wheel set is a driving wheel set, the driving wheel set comprises a motor driving assembly installed on the fixing frame, and the motor driving assembly is in transmission connection with the wheel shaft.

[0008] Further, the driving shaft of the motor driving assembly is coaxially and integrally arranged with the wheel shaft of the walking wheel.

[0009] Further, the top of the fixing frame is provided with a hinged seat, and the hinged seat is provided with a connecting hole for connecting the fan installation platform.

[0010] Further, the wheel shaft is provided with a walking wheel rolling bearing on both sides of the walking wheel, the walking wheel rolling bearing is installed in the wheel frame hole of the wheel frame, and the wheel frame is provided with a bearing end cover for sealing the walking wheel rolling bearing.

[0011] Further, the wheel frame is further provided with a walking wheel rolling bearing lubricating hole connected with the walking wheel rolling bearing, and a walking wheel rolling bearing lubricating oil cup is installed in the walking wheel rolling bearing lubricating hole.

[0012] Further, the fixing frame is hinged with the wheel frame through an intermediate shaft, and a self-lubricating bearing is arranged on the outer side of the intermediate shaft.

[0013] Further, the fixing frame is hinged with the wheel frame through an intermediate shaft, and a self-lubricating bearing is arranged on the outer side of the intermediate shaft.

[0014] Further, the fixing frame is hinged with the wheel frame through an intermediate shaft, and a self-lubricating bearing is arranged on the outer side of the intermediate shaft.

[0015] Compared with the prior art, the advantages of the present application are that:

[0016] The present application can simulate the movement of tornado by installing the fan installation platform arranged above the tornado flow guide device on the walking wheel group, and walking along the track, so that it is more close to the real situation, more reliable and accurate compared with the static simulation system of the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which form a part of this application, are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification. The embodiments of the present application illustrated in the drawings and their descriptions are used to explain the present application and are not intended to limit the present application. In the drawings:

[0018] Figure 1 The working schematic view of the super-large tornado wind tunnel horizontal movement system disclosed in the embodiment of the present application is shown in the figure;

[0019] Figure 2 The front view schematic view of the walking wheel group disclosed in the embodiment of the present application is shown in the figure;

[0020] Figure 3 The A-A sectional view schematic view disclosed in the embodiment of the present application is shown in the figure;

[0021] Figure 4 The B-B sectional view schematic view disclosed in the embodiment of the present application is shown in the figure;

[0022] Figure 5 The top view schematic view of the walking wheel group disclosed in the embodiment of the present application is shown in the figure.

[0023] Legend:

[0024] 1, track; 2, walking wheel set; 21, walking wheel; 22, fixed frame; 221, hinged seat; 222, connecting hole; 23, wheel frame; 231, wheel frame hole; 232, bearing end cover; 233, walking wheel rolling bearing lubrication hole; 24, wheel shaft; 25, motor drive assembly; 26, walking wheel rolling bearing lubricating oil cup; 27, intermediate shaft; 28, self-lubricating bearing; 29, walking wheel rolling bearing; 3, fan mounting platform; 31, fan section; 32, airflow rising section; 4, tornado guide device; 5, track fixing assembly; 51, pressing block; 52, bolt; 6, guide wheel assembly; 61, guide wheel; 62, guide wheel shaft; 63, guide wheel bearing; 64, guide wheel bearing lubricating oil cup. DETAILED DESCRIPTION

[0025] In order to facilitate the understanding of the present application, the following will be a more comprehensive and detailed description of the present application in conjunction with the drawings and preferred embodiments of the specification, but the protection scope of the present application is not limited to the following specific embodiments.

[0026] As Figures 1-5 shown, the present application discloses a super large tornado wind tunnel horizontal moving system, comprising a track 1, a walking wheel set 2 and a fan mounting platform 3, wherein, in order to realize the fixation of the track 1, a track fixing assembly 5 is further included, the track fixing assembly 5 comprises a pressing block 51 and a bolt 52, the track 1 is an I-shaped track, which can be directly used as a rail, the pressing block 51 is connected to the base through the bolt 52, and the end of the pressing block 51 is pressed on the wing plates on both sides of the bottom of the track 1. The fan mounting platform 3 is provided with a fan section 31 and an airflow rising section 32 mounted above the tornado guide device 4, the fan section 31 is connected with the airflow rising section 32, the walking wheel set 2 is installed at the bottom of both ends of the fan mounting platform 3, the fan section 31 sucks outward from the airflow rising section 32, thereby forming a tornado, and the walking wheels 21 of the walking wheel set 2 are rollingly installed on the track 1, and the walking wheels 21 are H-shaped steel wheels. Thus, the fan mounting platform 3 arranged above the tornado guide device 4 is installed on the walking wheel set 2, thereby walking along the track 1, so that the movement of the tornado can be simulated, which is closer to the real situation than the static simulation system of the prior art, and has higher reliability and accuracy.

[0027] In specific work, the fan section 31 generates upward airflow, which obtains rotational momentum when passing through the inclined guide plates of the bottom tornado guide device 4, the airflow flows along the top plate and the bottom plate surface of the inflow area and converges at the center of the bottom plate surface, at this time, the horizontal airflow is gradually transformed into upward vertical airflow, and between the liftable platform bottom plate and the honeycomb device, a spiral upward tornado vortex is formed.

[0028] In the embodiment, the walking wheel set 2 comprises a fixed frame 22, a wheel frame 23, and wheel shafts 24 pivotally connected to the front and rear ends of the wheel frame 23, the fixed frame 22 is installed in the middle of the wheel frame 23, the wheel shafts 24 are fixedly connected with the walking wheels 21, specifically through key cooperation, at least one walking wheel set 2 is a driving wheel set, and the rest are driven wheel sets, the main difference is that the driving wheel set comprises a motor driving assembly 25 installed on the fixed frame 22, the motor driving assembly 25 is in transmission connection with the wheel shafts 24, specifically, the motor driving assembly 25 comprises a reducer and a motor, the output shaft of the reducer is in transmission with the wheel shafts 24, so as to drive the fan mounting platform 3 to move along the length direction of the track. In the embodiment, the driving shaft of the motor driving assembly 25 is coaxially and integrally arranged with the wheel shafts 24 of the walking wheels 21, so that the failure of the shaft coupling under heavy load driving is avoided through the direct driving mode.

[0029] In the embodiment, the top of the fixed frame 22 is provided with a hinge seat 221, the upper end surface of the hinge seat 221 is a plane structure, the hinge seat 221 is provided with connecting holes 222 for connecting the support rods on both sides of the fan mounting platform 3, and the connecting holes 222 are specifically connected through connecting bolts.

[0030] In the embodiment, in order to reduce the friction, walking wheel rolling bearings 29 are installed on both sides of the wheel shafts 24 of the walking wheels 21, the walking wheel rolling bearings 29 are installed in wheel frame holes 231 of the wheel frame 23, bearing end covers 232 for sealing the walking wheel rolling bearings 29 are installed on the wheel frame 23, so as to play a sealing and dustproof effect. Further, the wheel frame 23 is also provided with walking wheel rolling bearing lubricating holes 233 connected with the walking wheel rolling bearings 29, walking wheel rolling bearing lubricating oil cups 26 are installed in the walking wheel rolling bearing lubricating holes 233, so that the walking wheel rolling bearing lubricating oil cups 26 can be used to regularly add lubricating oil to realize the lubrication of the bearings.

[0031] In the embodiment, in order to ensure the simultaneous contact of the front and rear walking wheels 21 with the track 1 in the front and rear directions and ensure the support strength, the fixed frame 22 is hingedly connected with the wheel frame 23 through an intermediate shaft 27, and a self-lubricating bearing 28 is sleeved outside the intermediate shaft 27.

[0032] In the embodiment, in order to prevent the walking wheel set 2 from separating from the track 1 and running off, guide wheel assemblies 6 are pivotally connected to both sides of the fixed frame 22, guide wheels 61 of the guide wheel assemblies 6 are in rolling cooperation with wing plates on both sides of the top of the track 1. Similarly, the guide wheels 61 are matched with guide wheel shafts 62 installed on the wheel frame 23, guide wheel bearings 63 are arranged between the guide wheels 61 and the guide wheel shafts 62, and the wheel frame 23 is provided with guide wheel bearing lubricating oil cups 64 connected with the guide wheel bearings 63, so that the guide wheel bearing lubricating oil cups 64 can be used to regularly add lubricating oil to realize the lubrication of the bearings.

[0033] Although the present application has been described in connection with the preferred embodiment thereof with reference to the drawings, it is not to be limited to the details described therein but can be modified in various ways which will be apparent to one of ordinary skill in the art without departing from the scope of the present application as defined by the appended claims.

Claims

1. A horizontal moving system for a super-large tornado wind tunnel, characterized in that, Includes a track (1), a set of wheels (2), and a fan mounting platform (3). The fan mounting platform (3) is provided with a fan section (31) and an airflow rising section (32) installed above the tornado guide device (4). The fan section (31) is connected to the airflow rising section (32). The set of wheels (2) is installed at the bottom of both ends of the fan mounting platform (3). The wheels (21) of the set of wheels (2) are rolled on the track (1). The walking wheel assembly (2) includes a fixed frame (22), a wheel frame (23), and a wheel axle (24) pivotally connected to the front and rear ends of the wheel frame (23). The fixed frame (22) is installed in the middle of the wheel frame (23), and the wheel axle (24) is fixedly connected to the walking wheel (21). At least one of the walking wheel assemblies (2) is a drive wheel assembly. The drive wheel assembly includes a motor drive assembly (25) mounted on the fixed frame (22). The motor drive assembly (25) is connected to the wheel axle (24) in a transmission manner. The drive shaft of the motor drive assembly (25) is coaxially and integrally arranged with the wheel axle (24) of the walking wheel (21). The fixed frame (22) A hinge seat (221) is provided at the top, and a connection hole (222) for connecting the fan mounting platform (3) is provided on the hinge seat (221); the wheel axle (24) is located on both sides of the walking wheel (21) and a walking wheel rolling bearing (29) is installed. The walking wheel rolling bearing (29) is installed in the wheel frame hole (231) of the wheel frame (23), and a bearing end cover (232) for sealing the walking wheel rolling bearing (29) is installed on the wheel frame (23); guide wheel assemblies (6) are pivotally connected to both sides of the fixed frame (22), and the guide wheel (61) of the guide wheel assembly (6) is in rolling cooperation with the wing plates on both sides of the top of the track (1).

2. The super-large tornado wind tunnel horizontal moving system according to claim 1, characterized in that, It also includes a track fixing assembly (5), which includes a pressure block (51) and bolts (52). The track (1) is an I-beam track. The pressure block (51) is connected to the base by bolts (52). The end of the pressure block (51) is pressed against the wing plates on both sides of the bottom of the track (1).

3. The super-large tornado wind tunnel horizontal moving system according to claim 1, characterized in that, The wheel frame (23) is also provided with a lubrication hole (233) for the rolling bearing of the traveling wheel (29) and a lubricating oil cup (26) for the rolling bearing of the traveling wheel is installed in the lubrication hole (233).

4. The super-large tornado wind tunnel horizontal moving system according to any one of claims 1-3, characterized in that, The fixing frame (22) is hinged to the wheel frame (23) via an intermediate shaft (27), and a self-lubricating bearing (28) is sleeved on the outer side of the intermediate shaft (27).

5. The super-large tornado wind tunnel horizontal moving system according to claim 1, characterized in that, The guide wheel (61) is engaged with the guide wheel shaft (62) mounted on the wheel frame (23). A guide wheel bearing (63) is provided between the guide wheel (61) and the guide wheel shaft (62). A guide wheel bearing lubricating oil cup (64) connected to the guide wheel bearing (63) is provided on the wheel frame (23).

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