CN212161116U

CN212161116U - Building structure model subtracts shock insulation technique demonstration ware

Info

Publication number: CN212161116U
Application number: CN202021215362.XU
Authority: CN
Inventors: 魏颖
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2020-12-15
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses a building structure model subtracts shock insulation technique demonstration ware, the on-line screen storage device comprises a base, the solid fixed cylinder of base top installation, joint slide in the solid fixed cylinder, all install vertical vibrations spring between the both ends inner wall of slide both ends and solid fixed cylinder, the top joint support post of slide, the support column runs through solid fixed cylinder and connects the layer board, layer board top laminating mounting panel, the bottom installation slider of mounting panel, open at the top of layer board has the spout, slider joint spout, and all install horizontal vibrations spring between the both ends of slider and spout, drive spring is all connected to the lateral wall of the bottom surface mounting panel of layer board, moving mechanism is all installed to the top of base and the top opposite side of layer board, moving mechanism connects drive spring. The building model is fixed on the mounting panel, and the removal mechanism circulation compression and extension drive spring carry out vertical migration and mounting panel through drive spring push-and-pull layer board and carry out horizontal migration for the vertical vibrations of layer board simulate earthquake longitudinal wave vibrations, and the horizontal vibrations of mounting panel simulate earthquake transverse wave vibrations.

Description

Building structure model subtracts shock insulation technique demonstration ware

Technical Field

The utility model relates to a building model technical field specifically is a building structure model subtracts isolation technology demonstration ware.

Background

The good and bad seismic isolation and reduction effect of a building structure to an earthquake is a main index for judging the performance of the building structure, therefore, the seismic isolation and reduction technology demonstration is often carried out on a building structure model to judge the resistance of the building to the earthquake, the current demonstration device fixes the building model on a mounting plate, vibration is provided by mounting a vibrator (a vibration motor) on the mounting plate, however, seismic waves of the earthquake mainly comprise longitudinal waves and transverse waves, the longitudinal waves firstly vertically vibrate the building, then the transverse waves transversely vibrate the building, the vibration directivity of a common vibrator cannot be controlled, the vibration process of the earthquake to the building cannot be accurately simulated during the demonstration, the demonstration effect is poor, and the building structure model seismic isolation and reduction technology demonstration device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building structure model subtracts isolation technology demonstration ware to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a demonstrator for a seismic isolation technology of a building structure model comprises a base, wherein fixing cylinders are fixedly arranged at four corners of the top of the base, the sliding plate is slidably clamped in the fixed cylinder, vertical vibrating springs are arranged between the two ends of the sliding plate and the inner walls of the two ends of the fixed cylinder, the top of the sliding plate is fixedly connected with one end of a supporting column, the other end of the supporting column penetrates through the top of the fixed cylinder in a sliding manner and is fixedly connected with the bottom surface of the supporting plate, a mounting plate is tightly attached to one side of the top of the supporting plate, a plurality of sliding blocks are fixedly mounted at the bottom of the mounting plate, a plurality of sliding grooves are formed in the top of the supporting plate, the sliding blocks are slidably clamped with the sliding grooves, and transverse vibration springs are respectively arranged between the two ends of the sliding block and the sliding groove, the side wall of the bottom surface mounting plate of the supporting plate is connected with one end of the driving spring, and moving mechanisms are arranged on the other sides of the top of the base and the top of the supporting plate and connected with the other end of the driving spring.

Preferably, a plurality of rollers are installed at the bottom of the base, and a plurality of threaded installation holes are uniformly formed in the top of the installation plate.

Preferably, the sliding groove and the sliding block are of T-shaped structures matched with each other, the side walls of the fixed cylinder and the supporting plate are both sleeved with the locking bolt through threaded structures, and the end face of the locking bolt is tightly pressed on the side walls of the sliding plate and the sliding block.

Preferably, moving mechanism includes fixed frame, the fixed frame of equal fixed mounting on the top of base and the top opposite side of layer board, sliding joint push rod in the fixed frame, the one end of push rod runs through fixed frame outer wall and connects drive spring, the lateral wall fixed mounting motor of fixed frame, the output shaft of motor stretches into fixed frame inner chamber and fixed the first gear of cup jointing, all rotate between the fixed frame inner wall of push rod both sides and cup joint the pivot, the equal fixed second gear that cup joints of one end of pivot, two the both sides of first gear of second gear meshing respectively, the other end fixed half gear that cup joints of pivot, the equal fixed mounting rack of both sides outer wall of push rod, half gear and rack phase-match.

Preferably, the inner cavity of the fixing frame is of a middle-shaped structure, the push rod is positioned on a middle-shaped axis, and the two rotating shafts are respectively positioned on two sides of the middle-shaped structure.

Preferably, first sleeve and second sleeve are cup jointed respectively at the both ends of spring, first telescopic blind end fixed connection moving mechanism, the bottom of the telescopic blind end outer wall fixed connection layer board of second and the lateral wall of mounting panel, a plurality of slots have all been opened to first sleeve and the telescopic circumference outer wall of second, and are adjacent constitute the inserted block between the slot, inserted block and slot mutual joint on first sleeve and the second sleeve.

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

1. the driving spring is circularly compressed and stretched through the reciprocating movement of the moving mechanism, so that the supporting plate is pushed and pulled through the driving spring to perform vertical movement and the mounting plate performs horizontal movement, the vertical vibration of the supporting plate is enabled to simulate the longitudinal wave vibration of the earthquake through the time delay of the deformation of the driving spring, the vertical vibration spring and the transverse vibration spring, and the transverse vibration of the mounting plate is enabled to simulate the transverse wave vibration of the earthquake, so that the seismic reduction and isolation technology demonstration of the building structure is more suitable for the actual situation;

2. when the push rod pushes and pulls the driving spring through the first sleeve, the insertion block and the insertion slot between the first sleeve and the second sleeve are in clamping contact, so that the driving spring is limited in model, the driving spring is prevented from being bent when being compressed, and the driving spring is ensured to smoothly push and pull the supporting plate and the mounting plate;

3. carry on spacingly through locking bolt to slide and slider for it is fixed to lock the slider during vertical vibrations, and it is fixed to lock the slide during transverse vibration, thereby carries out compressional wave and shear wave demonstration respectively.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

fig. 3 is an exploded view of the moving mechanism of the present invention.

In the figure: the device comprises a base 1, a fixed barrel 2, a sliding plate 3, a supporting column 4, a vertical vibrating spring 5, a supporting plate 6, a mounting plate 7, a moving mechanism 8, a fixed frame 81, a motor 82, a first gear 83, a rotating shaft 84, a second gear 85, a semi-gear 86, a push rod 87, a rack 88, a driving spring 9, a sliding groove 10, a sliding block 11, a transverse vibrating spring 12, a first sleeve 13, a second sleeve 14, a slot 15 and an inserting block 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a demonstrator for seismic isolation technology of a building structure model comprises a base 1, a fixed cylinder 2 is fixedly installed at four corners of the top of the base 1, a sliding clamping sliding plate 3 slides in the fixed cylinder 2, vertical vibration springs 5 are installed between two ends of the sliding plate 3 and inner walls of two ends of the fixed cylinder 2, the top of the sliding plate 3 is fixedly connected with one end of a supporting column 4, the other end of the supporting column 4 slides to penetrate through the top of the fixed cylinder 2 and is fixedly connected with the bottom surface of a supporting plate 6, a mounting plate 7 is tightly attached to one side of the top of the supporting plate 6, a plurality of sliding blocks 11 are fixedly installed at the bottom of the mounting plate 7, a plurality of sliding chutes 10 are formed in the top of the supporting plate 6, the sliding clamping sliding chutes 10 of the sliding blocks 11 are respectively provided with transverse vibration springs 12 between two ends of the sliding blocks 11 and the sliding chutes 10, the side wall of the mounting plate 7 on the bottom, the moving mechanism 8 is connected to the other end of the drive spring 9. Building model passes through bolts etc. to be fixed on mounting panel 7, earlier through 8 reciprocating motion from top to bottom of moving mechanism on the base 1 drive layer board 6, during the removal, driving spring 9 push-and-pull layer board 6, then support column 4 drives slide 3 along the vertical slip of solid fixed cylinder 2, vertical vibrations spring 5 deforms, at the removal in-process, driving spring 9 and vertical vibrations spring 5's deformation has the time delay nature, then driving spring 9 and vertical vibrations spring 5 drive layer board 6 and carry out vertical vibrations during 8 reciprocating motion of moving mechanism, the same reason, driving mechanism 8 on the layer board 6 can drive mounting panel 7 through another driving spring 9 and remove, driving spring 9 and horizontal vibrations spring 12 drive mounting panel 7 and carry out horizontal reciprocal vibrations, thereby simulate earthquake's longitudinal wave and transverse wave respectively, make building structure's the seismic isolation technique demonstration more laminate the actual conditions.

A plurality of gyro wheels of base 1's bottom installation are convenient for remove, and a plurality of screw thread mounting holes have evenly been seted up at the top of mounting panel 7, and the building structure of being convenient for passes through the bolt and installs on mounting panel 7.

Spout 10 and slider 11 are matched with T type structure, it is spacing to the vertical of mounting panel 7, the lateral wall of solid fixed cylinder 2 and layer board 6 all cup joints the locking bolt through helicitic texture, and the locking bolt terminal surface closely presses on the lateral wall of slide 3 and slider 11, it is spacing to slide 3 and slider 11 through the locking bolt, it is fixed to lock slider 11 during messenger's vertical vibrations, it is fixed to lock slide 3 during transverse vibration, thereby carry out longitudinal wave and transverse wave demonstration respectively.

The moving mechanism 8 comprises a fixed frame 81, fixed frames 81 are fixedly installed on the top of the base 1 and the other side of the top of the supporting plate 6, a push rod 87 is clamped in the fixed frame 81 in a sliding mode, one end of the push rod 87 penetrates through the outer wall of the fixed frame 81 and is connected with the driving spring 9, a motor 82 is fixedly installed on the side wall of the fixed frame 81, an output shaft of the motor 82 extends into the inner cavity of the fixed frame 81 and is fixedly sleeved with a first gear 83, a rotating shaft 84 is rotatably sleeved between the inner walls of the fixed frames 81 on the two sides of the push rod 87, one end of the rotating shaft 84 is fixedly sleeved with a second gear 85, the two second gears 85 are respectively meshed with the two sides of the first gear 83, a half gear 86 is fixedly sleeved on the other end of the rotating shaft 84, racks 88 are fixedly installed on the outer walls on the two sides of the push rod 87, the half gear 86 is matched with the racks 88, the motor 82, the two half-gears 86 alternately engage with the racks 88 on both sides of the push rod 87, thereby driving the push rod 87 to reciprocate along the inner cavity of the fixed frame 81.

The inner cavity of the fixing frame 81 is of a middle-shaped structure, the push rod 87 is positioned on the middle-shaped axis, and the two rotating shafts 84 are respectively positioned at two sides of the middle-shaped structure.

The two ends of the spring 9 are respectively sleeved with the first sleeve 13 and the second sleeve 14, the closed end of the first sleeve 13 is fixedly connected with the moving mechanism 8, the bottom of the closed end outer wall of the second sleeve 14 is fixedly connected with the supporting plate 6 and the side wall of the mounting plate 7, a plurality of slots 15 are formed in the circumferential outer walls of the first sleeve 13 and the second sleeve 14, an insertion block 16 is formed between adjacent slots 15, the insertion block 16 and the slot 15 on the first sleeve 13 and the second sleeve 14 are mutually clamped, when the push rod 87 pushes and pulls the driving spring 9 through the first sleeve 13, the insertion block 16 and the slot 15 between the first sleeve 13 and the second sleeve 14 are in clamping contact, the model of the driving spring 9 is limited, and the driving spring 9 is prevented from being bent when being compressed.

The working principle is as follows: when the utility model is used, a building model is fixed on a mounting plate 7 through bolts and the like, a motor 82 drives a first gear 83 to rotate continuously, the first gear 83 drives two second gears 85 to rotate, the second gear 85 drives two half gears 86 to rotate continuously through a rotating shaft 84, the two half gears 86 are meshed with racks 88 on two sides of a push rod 87 in an alternating way so as to drive the push rod 87 to reciprocate along an inner cavity of a fixing frame 81, the push rod 87 compresses and stretches a driving spring 9 circularly, the driving spring 9 at the bottom of the supporting plate 6 pushes and pulls the supporting plate 6 back and forth, a supporting column 4 drives a sliding plate 3 to slide vertically along a fixing cylinder 2, a vertical vibrating spring 5 deforms, the driving spring 9 and the vertical vibrating spring 5 have time delay in the moving process, the driving spring 9 and the vertical vibrating spring 5 drive the supporting plate 6 to vibrate vertically during the reciprocating motion of a moving mechanism 8, thereby simulating the vibration of earthquake longitudinal, in a similar way, the mounting plate 7 horizontally moves under the push-pull of the other driving spring 9, the sliding block 11 slides along the sliding groove 10, and the transverse vibration spring 12 and the driving spring 9 drive the mounting plate 7 to transversely reciprocate and vibrate, so that the transverse wave vibration of the earthquake is simulated, and the seismic isolation technology demonstration of the building structure is more suitable for the actual situation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a building structure model subtracts isolation technique demonstration ware, includes base (1), its characterized in that: the fixed cylinder (2) is fixedly installed at the four corners of the top of the base (1), the sliding clamping sliding plate (3) is arranged in the fixed cylinder (2), the vertical vibration springs (5) are installed between the inner walls of the two ends of the sliding plate (3) and the fixed cylinder (2), one end of the top of the sliding plate (3) is fixedly connected with one end of the supporting column (4), the other end of the supporting column (4) slides to penetrate through the top of the fixed cylinder (2) and the bottom surface of the supporting plate (6), the mounting plate (7) is tightly attached to one side of the top of the supporting plate (6), a plurality of sliding blocks (11) are fixedly installed at the bottom of the mounting plate (7), a plurality of sliding grooves (10) are formed in the top of the supporting plate (6), the sliding clamping sliding blocks (11) are connected with the sliding grooves (10), the transverse vibration springs (12) are installed between the two ends of the sliding blocks (11) and the sliding grooves (10), one end of the driving springs (9) is, and moving mechanisms (8) are arranged on the other sides of the top of the base (1) and the top of the supporting plate (6), and the moving mechanisms (8) are connected with the other ends of the driving springs (9).

2. The building structure model seismic isolation and reduction technology demonstrator of claim 1, wherein: a plurality of rollers are installed at the bottom of the base (1), and a plurality of thread installation holes are uniformly formed in the top of the installation plate (7).

3. The building structure model seismic isolation and reduction technology demonstrator of claim 1, wherein: the sliding groove (10) and the sliding block (11) are of T-shaped structures matched with each other, the side walls of the fixed cylinder (2) and the supporting plate (6) are all sleeved with locking bolts through threaded structures, and the end faces of the locking bolts are tightly pressed on the side walls of the sliding plate (3) and the sliding block (11).

4. The building structure model seismic isolation and reduction technology demonstrator of claim 1, wherein: moving mechanism (8) is including fixed frame (81), the fixed frame (81) of equal fixed mounting on the top opposite side of the top of base (1) and layer board (6), slip joint push rod (87) in fixed frame (81), the one end of push rod (87) runs through fixed frame (81) outer wall and connects drive spring (9), lateral wall fixed mounting motor (82) of fixed frame (81), the output shaft of motor (82) stretches into fixed frame (81) inner chamber and fixed the cup joint first gear (83), it cup joints pivot (84) all to rotate between the fixed frame (81) inner wall of push rod (87) both sides, the one end of pivot (84) is all fixed the cup joint second gear (85), two both sides of first gear (83) are engaged with respectively in second gear (85), half gear (86) are fixed the cup joint to the other end of pivot (84), racks (88) are fixedly mounted on the outer walls of the two sides of the push rod (87), and the half gear (86) is matched with the racks (88).

5. The building structure model seismic isolation and reduction technology demonstrator of claim 4, wherein: the inner cavity of the fixing frame (81) is of a middle-shaped structure, the push rod (87) is positioned on a middle-shaped axis, and the two rotating shafts (84) are respectively positioned on two sides of the middle-shaped structure.

6. The building structure model seismic isolation and reduction technology demonstrator of claim 1, wherein: first sleeve (13) and second sleeve (14) are cup jointed respectively at the both ends of spring (9), blind end fixed connection moving mechanism (8) of first sleeve (13), the bottom of blind end outer wall fixed connection layer board (6) of second sleeve (14) and the lateral wall of mounting panel (7), a plurality of slots (15) have all been opened to the circumference outer wall of first sleeve (13) and second sleeve (14), and are adjacent constitute inserted block (16) between slot (15), inserted block (16) and slot (15) mutual joint on first sleeve (13) and second sleeve (14).