CN213749126U

CN213749126U - Wind resistance experiment device for steel bridge

Info

Publication number: CN213749126U
Application number: CN202120090276.9U
Authority: CN
Inventors: 赵军锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-07-20
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a steel constructs bridge anti-wind experimental apparatus, including the underframe, the top fixedly connected with elevating gear of underframe, elevating gear's top fixedly connected with rotating device, the both sides top fixedly connected with gag lever post of underframe, the positive pole is led to the top fixedly connected with of underframe, the quantity of leading positive pole is two, lead positive pole sliding connection and have adjusting device, adjusting device and gag lever post joint, the utility model relates to a bridge technical field. This steel constructs bridge anti-wind experimental apparatus has reached and has fixed the bridge model on the workstation, utilizes rotating device, is convenient for adjust the angle of bridge model, sets up elevating gear, is convenient for adjust the height of bridge model, sets up adjusting device, is convenient for change the wind direction, is convenient for carry out the multi-angle experiment to the bridge model, and then improves the experimental data accuracy, and then improves bridge security performance, satisfies user demand's purpose.

Description

Wind resistance experiment device for steel bridge

Technical Field

The utility model relates to a bridge field, more specifically say, relate to a steel constructs bridge anti-wind experimental apparatus.

Background

The bridge is generally a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through, and is also extended to be a building which is erected to span mountain stream, unfavorable geology or meet other traffic needs to enable the vehicles, pedestrians and the like to pass through more conveniently in order to adapt to the modern high-speed developed traffic industry. The bridge, generally before the construction, needs to carry out the anti-wind experiment. At present, the patent names are disclosed as follows: steel constructs bridge anti-wind experimental apparatus, and patent application number is: CN201921788754.2, a patent disclosed in the specification, is convenient for performing wind resistance experiments on bridge models and recording data. However, when the device is used, the whole wind direction and the different angles of the bridge model are not convenient to adjust, the accuracy of experimental data is influenced, and the use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the current steel structure bridge anti-wind experimental apparatus who exists among the prior art, when using, be not convenient for adjust whole wind direction and the different angles of bridge model, influence the experimental data accuracy, can't satisfy the problem of user demand, the utility model aims to provide a steel structure bridge anti-wind experimental apparatus, it can realize the underframe, elevating gear, rotating device, the gag lever post, lead the positive pole, adjusting device, the mounting bracket, the installation net constitutes a whole with the fan, fix bridge model on the workstation, utilize rotating device, be convenient for adjust bridge model's angle, set up elevating gear, be convenient for adjust bridge model's height, set up adjusting device, be convenient for change the wind direction, be convenient for carry out the multi-angle experiment to bridge model, and then improve the experimental data accuracy, and then improve bridge security performance, satisfy the user demand.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a steel constructs bridge anti-wind experimental apparatus, includes the underframe, the top fixedly connected with elevating gear of underframe, elevating gear's top fixedly connected with rotating device, the both sides top fixedly connected with gag lever post of underframe, the positive pole is led to the top fixedly connected with of underframe, the quantity of leading positive pole is two, it has adjusting device to lead positive pole sliding connection, adjusting device and gag lever post joint, adjusting device's bottom fixedly connected with mounting bracket, mounting bracket fixedly connected with installation net, the inside of installation net is provided with the fan.

Preferably, elevating gear includes the stand, stand and underframe fixed connection, the top fixedly connected with fixed plate of stand, the bottom fixedly connected with of fixed plate rotates the lead screw, it is connected with the underframe rotation to rotate the lead screw, the below fixedly connected with rolling disc of rotation lead screw, it has the motion board to rotate lead screw threaded connection, motion board and stand sliding connection, the top fixedly connected with push rod of motion board, push rod and fixed plate sliding connection, the top fixedly connected with roof of push rod, the roof is connected with rotating device.

Preferably, the rotating device comprises a limiting frame, the limiting frame is located inside the top plate, a limiting block is arranged inside the limiting frame, a connecting shaft is fixedly connected to the top of the limiting block and is rotatably connected with the limiting frame, a workbench is fixedly connected to the top of the connecting shaft, fastening bolts are arranged on the side wall of the top plate, and the top plate is reinforced on the bottom of the workbench through the fastening bolts.

Preferably, adjusting device includes the slider, the slider with lead positive pole sliding connection, the top fixedly connected with telescopic link of slider, the top fixedly connected with stripper plate of telescopic link, the top fixedly connected with supporting spring of slider, supporting spring cup joints with the telescopic link, the slider is connected with the stripper plate through supporting spring, the top fixedly connected with fixture block of stripper plate, the inner wall of gag lever post is provided with the draw-in groove, the fixture block is corresponding with the draw-in groove, the both sides fixedly connected with pull rod of stripper plate.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of: the bridge model is fixed on a workbench through a whole body consisting of a bottom frame, a lifting device, a rotating device, a limiting rod, a guide rod, an adjusting device, a mounting frame, a mounting net and a fan, the angle of the bridge model is convenient to adjust by utilizing the rotating device, the lifting device is arranged, the height of the bridge model is convenient to adjust, the adjusting device is arranged, the wind direction is convenient to change, multi-angle experiments are convenient to be carried out on the bridge model, the accuracy of experimental data is further improved, the safety performance of the bridge is further improved, the lifting device is arranged, the height of the bridge model is convenient to adjust, a rotating disc is rotated to drive a rotating lead screw to rotate, a moving plate is driven to move, a push rod is driven to move, a top plate is driven to move, the height of the bridge model is further adjusted, the experiments are carried out, the rotating device is arranged to facilitate the adjustment of the angle of the bridge model, the limitation of a fastening bolt on the workbench is removed, the workbench is rotated, the adjustable fan angle adjusting device is characterized in that a connecting shaft is driven to rotate, a limiting block is driven to rotate in a limiting frame, the angle of a bridge model is changed, a fastening bolt is recycled to reinforce a workbench, experiments are facilitated, an adjusting device is arranged, the position of a fan is facilitated to be changed, a pull rod is pulled to drive an extrusion plate to move downwards, a telescopic rod contracts, the elastic potential energy of a supporting spring is increased, a clamping block is driven to move downwards, the limitation of the clamping block and a clamping groove is removed, the sliding block and a guide rod can be adjusted to slide, the angle of the fan is adjusted, the pull rod is loosened, the elastic potential energy of the supporting spring is converted into kinetic energy, the extrusion plate is driven to move upwards, the clamping block and the clamping groove are clamped, the fan angle can be fixed, workers can conveniently perform experiments, the accuracy of experimental data is improved, the safety performance of the bridge is improved, and the bottom frame, the lifting device, the rotating device, the limiting rod, the guide rod, the adjusting device, the clamping device, The whole is constituteed with the fan to mounting bracket, installation net, fixes the bridge model on the workstation, utilizes rotating device, is convenient for adjust the angle of bridge model, sets up elevating gear, is convenient for adjust the height of bridge model, sets up adjusting device, is convenient for change the wind direction, is convenient for carry out the multi-angle experiment to the bridge model, and then improves the experimental data accuracy, and then improves bridge security performance, satisfies user demand's purpose.

Drawings

Fig. 1 is a schematic view of the overall internal structure of the present invention;

fig. 2 is a schematic structural view of the lifting device of the present invention;

fig. 3 is a schematic view of a partial enlarged structure at B of fig. 2 according to the present invention;

fig. 4 is a schematic view of a part of an enlarged structure of fig. 1 according to the present invention.

The reference numbers in the figures illustrate:

1. a bottom frame; 2. a lifting device; 21. a column; 22. a fixing plate; 23. rotating the screw rod; 24. rotating the disc; 25. a motion plate; 26. a push rod; 27. a top plate; 3. a rotating device; 31. a limiting frame; 32. a limiting block; 33. a connecting shaft; 34. a work table; 35. fastening a bolt; 4. a limiting rod; 5. a guide rod; 6. an adjustment device; 61. a slider; 62. a telescopic rod; 63. a pressing plate; 64. a support spring; 65. a clamping block; 66. a card slot; 67. a pull rod; 7. a mounting frame; 8. installing a net; 9. a fan.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

Example 1:

referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a steel constructs bridge anti-wind experimental apparatus, including underframe 1, underframe 1's top fixedly connected with elevating gear 2, elevating gear 2's top fixedly connected with rotating device 3, underframe 1's both sides top fixedly connected with gag lever post 4, underframe 1's top fixedly connected with leads positive pole 5, the quantity of leading positive pole 5 is two, lead positive pole 5 sliding connection and have adjusting device 6, adjusting

device

6 and 4 joints of gag lever post, adjusting device 6's bottom fixedly connected with mounting bracket 7, mounting bracket 7 fixedly connected with installation net 8, the inside of installation net 8 is provided with fan 9. Underframe 1, elevating gear 2, rotating device 3, gag lever post 4, lead positive pole 5, adjusting device 6, mounting bracket 7, a whole is constituteed with fan 9 to installation net 8, fix the bridge model on workstation 34, utilize rotating device 3, be convenient for adjust the angle of bridge model, set up elevating gear 2, be convenient for adjust the height of bridge model, set up adjusting device 6, be convenient for change the wind direction, be convenient for carry out the multi-angle experiment to the bridge model, and then improve the experimental data accuracy, and then improve bridge security performance.

Example 2:

referring to fig. 2, an automatic wire winding device for electrical engineering is substantially the same as that in embodiment 1, and further, the lifting device 2 includes an upright post 21, the upright post 21 is fixedly connected to the bottom frame 1, a fixing plate 22 is fixedly connected to the top of the upright post 21, a rotating lead screw 23 is fixedly connected to the bottom of the fixing plate 22, the rotating lead screw 23 is rotatably connected to the bottom frame 1, a rotating disc 24 is fixedly connected to the lower portion of the rotating lead screw 23, a moving plate 25 is connected to the rotating lead screw 23 through a thread, the moving plate 25 is slidably connected to the upright post 21, a push rod 26 is fixedly connected to the top of the moving plate 25, the push rod 26 is slidably connected to the fixing plate 22, a top plate 27 is fixedly connected to the top of the push rod 26, and the top plate 27 is connected to the rotating device 3. Set up elevating gear 2, be convenient for adjust the height of bridge model, rotate rolling disc 24, drive and rotate lead screw 23 and rotate, drive the motion board 25 motion, drive the motion of push rod 26, drive the motion of roof 27, and then adjust the height of bridge model, experiment, motion board 25 slides with stand 21, improves motion board 25 motion stability.

Example 3:

referring to fig. 2-3, an automatic wire rewinding device for electric power engineering is substantially the same as embodiment 2, and further, the rotating device 3 includes a limiting frame 31, the limiting frame 31 is located inside the top plate 27, a limiting block 32 is arranged inside the limiting frame 31, a connecting shaft 33 is fixedly connected to the top of the limiting block 32, the connecting shaft 33 is rotatably connected to the limiting frame 31, a worktable 34 is fixedly connected to the top of the connecting shaft 33, a fastening bolt 35 is arranged on the side wall of the top plate 27, and the top plate 27 reinforces the bottom of the worktable 34 through the fastening bolt 35. Set up rotating device 3, be convenient for adjust the angle of bridge model, remove the restriction of fastening screw 35 bolt to workstation 34, rotate workstation 34, drive connecting axle 33 and rotate, drive stopper 32 at spacing frame 31 internal rotation, change the angle of bridge model, recycle fastening bolt 35 and consolidate workstation 34, be convenient for experiment.

Example 4:

referring to fig. 4, an automatic wire winding device for electric power engineering is substantially the same as that in embodiment 1, and further, the adjusting device 6 includes a sliding block 61, the sliding block 61 is slidably connected to the guide rod 5, a telescopic rod 62 is fixedly connected to the top of the sliding block 61, an extrusion plate 63 is fixedly connected to the top of the telescopic rod 62, a support spring 64 is fixedly connected to the top of the sliding block 61, the support spring 64 is sleeved with the telescopic rod 62, the sliding block 61 is connected to the extrusion plate 63 through the support spring 64, a fixture block 65 is fixedly connected to the top of the extrusion plate 63, a clamping groove 66 is formed in the inner wall of the limit rod 4, the fixture block 65 corresponds to the clamping groove 66, and pull rods 67 are fixedly connected to two sides of the extrusion plate 63. Set up adjusting device 6, be convenient for change fan 9's position, pulling pull rod 67, drive stripper plate 63 downstream, telescopic link 62 contracts, increase supporting spring 64's elastic potential energy, drive fixture block 65 downstream, remove fixture block 65 and draw-in groove 66's restriction, can adjust slider 61 and lead positive pole 5 and slide, adjust fan 9's angle, loosen pull rod 67, supporting spring 64 elastic potential energy turns into kinetic energy, drive stripper plate 63 upward movement, make fixture block 65 and draw-in groove 66 carry out the joint, can fix fan 9 angle, make things convenient for the staff to experiment, improve the experimental data accuracy, and then improve bridge safety performance.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides a steel constructs bridge anti-wind experimental apparatus, includes underframe (1), its characterized in that: the utility model discloses a fan mounting structure, including underframe (1), underframe (2), the top fixedly connected with rotating device (3) of elevating gear (2), both sides top fixedly connected with gag lever post (4) of underframe (1), positive pole (5) are led to the top fixedly connected with of underframe (1), the quantity of leading positive pole (5) is two, lead positive pole (5) sliding connection and have adjusting device (6), adjusting device (6) and gag lever post (4) joint, the bottom fixedly connected with mounting bracket (7) of adjusting device (6), mounting bracket (7) fixedly connected with installation net (8), the inside of installation net (8) is provided with fan (9).

2. The wind resistance experiment device for the steel bridge according to claim 1, characterized in that: elevating gear (2) includes stand (21), stand (21) and underframe (1) fixed connection, the top fixedly connected with fixed plate (22) of stand (21), the bottom fixedly connected with of fixed plate (22) rotates lead screw (23), it rotates with underframe (1) to rotate lead screw (23) and is connected, the below fixedly connected with rolling disc (24) of rotating lead screw (23), it has motion board (25) to rotate lead screw (23) threaded connection, motion board (25) and stand (21) sliding connection, the top fixedly connected with push rod (26) of motion board (25), push rod (26) and fixed plate (22) sliding connection, the top fixedly connected with roof (27) of push rod (26), roof (27) are connected with rotating device (3).

3. The wind resistance experiment device for the steel bridge according to claim 2, characterized in that: rotating device (3) are including spacing frame (31), spacing frame (31) are located the inside of roof (27), the inside of spacing frame (31) is provided with stopper (32), the top fixedly connected with connecting axle (33) of stopper (32), connecting axle (33) are rotated with spacing frame (31) and are connected, the top fixedly connected with workstation (34) of connecting axle (33), the lateral wall of roof (27) is provided with fastening bolt (35), roof (27) are consolidated workstation (34) bottom through fastening bolt (35).

4. The wind resistance experiment device for the steel bridge according to claim 1, characterized in that: adjusting device (6) include slider (61), slider (61) and leading positive pole (5) sliding connection, top fixedly connected with telescopic link (62) of slider (61), top fixedly connected with stripper plate (63) of telescopic link (62), top fixedly connected with supporting spring (64) of slider (61), supporting spring (64) cup joint with telescopic link (62), slider (61) are connected with stripper plate (63) through supporting spring (64), top fixedly connected with fixture block (65) of stripper plate (63), the inner wall of gag lever post (4) is provided with draw-in groove (66), fixture block (65) are corresponding with draw-in groove (66), the both sides fixedly connected with pull rod (67) of stripper plate (63).