CN110745168B

CN110745168B - Civil engineering antidetonation structure

Info

Publication number: CN110745168B
Application number: CN201911046625.0A
Authority: CN
Inventors: 陈科委; 丁永刚; 闫静茹; 王浩然; 韩景芳
Original assignee: Henan University of Technology
Current assignee: Henan University of Technology
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2021-12-21
Anticipated expiration: 2039-10-30
Also published as: CN110745168A

Abstract

The invention relates to the technical field of civil engineering, in particular to a civil engineering anti-seismic structure, wherein a shock absorption pad is attached between an upper fixing plate and a car hopper, air pressure support rods are fixed at two end parts between the upper fixing plate and a lower fixing plate, and two symmetrically distributed buffer structures A are fixed at one side position of the air pressure support rods between the upper fixing plate and the lower fixing plate. The anti-seismic spring has the advantages that the design is novel, the principle is simple, the two magnets are adopted for suspension anti-seismic, so that jolting and vibration generated when the civil engineering trolley is driven can be gradually reduced and offset, the anti-seismic effect is achieved, the problem that a conveyed object falls off due to the influence of a road surface in the driving process is solved, the anti-seismic mode replaces the traditional anti-seismic mode through a spring, the anti-seismic spring is better in anti-seismic effect, long in service life and attractive in price, and the problem that the performance is easily weakened and the overall anti-seismic effect is influenced when the spring is pressed for a long time is solved.

Description

Civil engineering antidetonation structure

Technical Field

The invention relates to the technical field of civil engineering, in particular to a civil engineering earthquake-resistant structure.

Background

The aim of civil engineering is to create spaces and passages that are required for human production or life, that function well and that are comfortable and aesthetically pleasing. It is both a matter-wise requirement and a mental-wise requirement. Along with the development of society, the engineering structure is increasingly large-scale and complicated, super high-rise buildings, super large bridges, huge dams and complex subway systems continuously emerge to meet the living demands of people, and meanwhile, the super high-rise buildings, the super large bridges, the huge dams and the complex subway systems also develop into the signs of social strength.

Through retrieval, chinese patent discloses a civil engineering antidetonation structure (grant No. CN 207045374U), and this patent technique realizes the shock attenuation of handcart through damping spring, but damping spring appears the resonance easily, and easily leads to the condition that self performance weakens under long-term oppression, has seriously influenced normal use. Accordingly, a civil engineering seismic structure is provided by those skilled in the art to solve the problems set forth in the background art described above.

Disclosure of Invention

The invention aims to provide a civil engineering earthquake-resistant structure to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a civil engineering anti-seismic structure comprises a chassis frame, wherein a movable wheel is rotatably connected to the inner side of one end of the chassis frame, two lower fixing plates which are arranged in parallel are fixed on the upper surface of the chassis frame, a car hopper is arranged above the chassis frame, two upper fixing plates which are in one-to-one correspondence with the two lower fixing plates are also fixed at positions which correspond to the two lower fixing plates below the car hopper, shock absorbing pads are attached between the upper fixing plates and the car hopper, air pressure supporting rods are fixed at two end positions between the upper fixing plates and the lower fixing plates, two buffer structures A which are symmetrically distributed are fixed at one side positions of the air pressure supporting rods between the upper fixing plates and the lower fixing plates, and a buffer structure B is fixed at a middle position between the upper fixing plates and the lower fixing plates;

the buffer structure A comprises an upper magnetic disc fixed on the lower surface of an upper fixing plate, a lower magnetic disc fixed on the upper surface of a lower fixing plate is arranged right below the upper magnetic disc, through holes are formed in the centers of the upper magnetic disc and the lower magnetic disc, sliding sleeves made of asbestos materials are attached to the inner sides of the through holes, guide rods penetrating through the through holes are arranged between the lower magnetic disc and the upper magnetic disc, and limiting blocks are fixed to the bottom ends of the guide rods penetrating through the lower fixing plate.

As a still further scheme of the invention: buffer structure B includes that two are the magnet fixed block that the symmetry set up, two the inboard of magnet fixed block links to each other through the slide bar, two rod cover that are the symmetric distribution, two have been cup jointed to the outside of slide bar one side that the rod cover corresponds the magnet fixed block all is fixed with the buffering disk, and two the inboard upper end of rod cover all rotates and is connected with the movable rod, two the other end of movable rod all rotates with the connecting piece to be connected, the lower surface central point that the connecting piece is fixed in the upper fixed plate puts the department.

As a still further scheme of the invention: the slide bar is a component made of titanium alloy materials, the inner side of the magnet fixing block is an S pole, and the magnetic pole of the buffer magnetic disc corresponding to the inner side of the magnet fixing block is also the S pole.

As a still further scheme of the invention: the bottom embedding of magnet fixed block is provided with the mount pad, and the magnet fixed block passes through the upper surface fixed connection of mount pad and bottom plate.

As a still further scheme of the invention: the lower magnetic disc and the upper magnetic disc both adopt neodymium magnets, and the magnetic poles on the lower surface of the upper magnetic disc are the same as the magnetic poles on the upper surface of the lower magnetic disc.

As a still further scheme of the invention: the guide rod is a component made of a titanium alloy material, the diameter of the guide rod is matched with the inner diameter of the sliding sleeve, the upper end of the guide rod penetrates through the lower fixing plate and the sliding sleeve to be fixed with the lower surface of the upper fixing plate in a welding mode, and the length of the guide rod is 10cm longer than the distance between the upper fixing plate and the lower fixing plate.

As a still further scheme of the invention: the upper surface of going up the magnetic disk and the lower surface of lower magnetic disk all rotates and is connected with four fastening bolts that are annular distribution, the screw with fastening bolt one-to-one is all seted up to the lower surface of upper fixed plate and the upper surface of bottom plate, and the internal thread in the screw is with the screw tooth looks adaptation on fastening bolt surface.

As a still further scheme of the invention: the shock absorption pad is a PE component, and the shock absorption pad is fixed with the upper fixing plate through metal adhesive.

Compared with the prior art, the invention has the beneficial effects that: the anti-seismic spring has the advantages that the design is novel, the principle is simple, the two magnets are adopted for suspension anti-seismic, so that jolting and vibration generated when the civil engineering trolley is driven can be gradually reduced and offset, the anti-seismic effect is achieved, the problem that a conveyed object falls off due to the influence of a road surface in the driving process is solved, the anti-seismic mode replaces the traditional anti-seismic mode through a spring, the anti-seismic spring is better in anti-seismic effect, long in service life and attractive in price, and the problem that the performance is easily weakened and the overall anti-seismic effect is influenced when the spring is pressed for a long time is solved.

Drawings

FIG. 1 is a schematic structural view of a civil engineering seismic structure;

FIG. 2 is an enlarged schematic view of a portion A in FIG. 1 of a civil engineering earthquake-resistant structure;

FIG. 3 is a schematic plan view of an upper fixing plate in an earthquake-resistant structure for civil engineering;

FIG. 4 is a schematic structural view of a buffer structure A in a civil engineering seismic structure;

fig. 5 is a schematic structural view of a buffer structure B in a civil engineering seismic structure.

In the figure: 1. a chassis frame; 2. an upper fixing plate; 3. a car hopper; 4. a moving wheel; 5. a lower fixing plate; 6. a shock absorbing pad; 7. an air pressure support rod; 8. a buffer structure A; 81. a limiting block; 82. a guide bar; 83. a lower magnetic disk; 84. loading a magnetic disk; 85. a through hole; 86. a sliding sleeve; 9. a buffer structure B; 91. a magnet fixing block; 92. a slide bar; 93. a rod sleeve; 94. buffering the magnetic disk; 95. a movable rod; 96. a connecting member.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1 to 5, in an embodiment of the present invention, an earthquake-proof structure for civil engineering includes a chassis frame 1, a movable wheel 4 is rotatably connected to an inner side of one end of the chassis frame 1, two lower fixing plates 5 arranged in parallel are fixed on an upper surface of the chassis frame 1, a hopper 3 is arranged above the chassis frame 1, two upper fixing plates 2 corresponding to the two lower fixing plates 5 are also fixed below the hopper 3 at positions corresponding to the two lower fixing plates 5, a shock-absorbing pad 6 is attached between the upper fixing plates 2 and the hopper 3, the shock-absorbing pad 6 is a PE member, and the shock-absorbing pad 6 and the upper fixing plates 2 are fixed by metal adhesive, so that the shock-absorbing pad 6 can be firmly fixed on the upper fixing plates 2, and the frequency of the hopper 3 during shaking can be reduced, thereby achieving an auxiliary shock-absorbing effect.

Air pressure support rods 7 are fixed at two end positions between the upper fixing plate 2 and the lower fixing plate 5, two buffer structures A8 which are symmetrically distributed are fixed at one side position of the air pressure support rods 7 between the upper fixing plate 2 and the lower fixing plate 5, and a buffer structure B9 is fixed at the middle position between the upper fixing plate 2 and the lower fixing plate 5;

the buffer structure A8 comprises an upper disk 84 fixed on the lower surface of the upper fixed plate 2, a lower disk 83 fixed on the upper surface of the lower fixed plate 5 is arranged right below the upper disk 84, through holes 85 are arranged at the centers of the upper disk 84 and the lower disk 83, a sliding sleeve 86 made of asbestos is attached to the inner side of the through hole 85, a guide rod 82 passing through the through hole 85 is arranged between the lower disk 83 and the upper disk 84, a limiting block 81 is fixed at the bottom end of the guide rod 82 and passes through the lower fixed plate 5, the upper disk 84 and the lower disk 83 are both made of neodymium magnets, the magnetic pole of the lower surface of the upper disk 84 is the same as that of the upper surface of the lower disk 83, the upper disk 84 moves downwards along the vertical direction of the guide rod 82 and is influenced by magnetism, the closer the upper magnetic disc 84 is to the lower magnetic disc 83, the stronger the generated relative thrust is, the jolt and vibration received in the process can be gradually reduced and offset, so that the anti-shock effect is achieved, the problem that the conveyed object falls off due to the influence of the road surface in the driving process is avoided, and meanwhile, the problems that the traditional spring is poor in shock absorption effect and easy to damage are solved.

The guide rod 82 is a titanium alloy member, the diameter of the guide rod 82 is matched with the inner diameter of the sliding sleeve 86, the upper end of the guide rod 82 penetrates through the lower fixing plate 5 and the lower surface of the sliding sleeve 86 and the upper fixing plate 2 and is welded and fixed, the titanium alloy is not influenced by the magnet, the guide rod 82 can slide in the lower magnetic disk 83 conveniently, the length of the guide rod 82 is 10cm longer than the distance between the upper fixing plate 2 and the lower fixing plate 5, a space capable of buffering is reserved, and the buffering and anti-seismic effect is guaranteed.

Go up the upper surface of magnetic disk 84 and the lower surface of lower magnetic disk 83 and all rotate and be connected with four fastening bolt that are the annular and distribute, the screw with fastening bolt one-to-one is all seted up to the lower surface of upper fixed plate 2 and the upper surface of bottom plate 5, the internal thread in the screw and the screw tooth looks adaptation on fastening bolt surface, during the installation, will go up magnetic disk 84 and the laminating of upper fixed plate 2, ensure fastening bolt and screw and correspond simultaneously, thereby it is fixed to realize twisting four fastening bolt in the screw in proper order through the spanner thereafter, adopt above-mentioned mode equally to fix magnetic disk 83 and bottom plate 5 down, quick assembly disassembly's effect has, the installation degree of difficulty has been reduced.

The buffer structure B9 comprises two symmetrically arranged magnet fixing blocks 91, the inner sides of the two magnet fixing blocks 91 are connected through a sliding rod 92, two symmetrically distributed rod sleeves 93 are sleeved outside the sliding rod 92, a buffer magnetic disc 94 is fixed on one side of each of the two rod sleeves 93 corresponding to the magnet fixing blocks 91, movable rods 95 are rotatably connected to the upper ends of the inner sides of the two rod sleeves 93, the other ends of the two movable rods 95 are rotatably connected to a connecting piece 96, the connecting piece 96 is fixed at the central position of the lower surface of the upper fixing plate 2, a mounting seat is embedded in the bottom of each of the magnet fixing blocks 91, the magnet fixing blocks 91 are fixedly connected to the upper surface of the lower fixing plate 5 through the mounting seat, the sliding rod 92 is a titanium alloy member, after being vibrated, the car hopper 3 drives the upper fixing plate 2 to move downwards, the lower fixing plate 5 is in a fixed state, the upper fixing plate 2 drives the two movable rods 95 in a splayed shape to move towards the two ends when being pressed downwards, when the movable rod 95 is opened towards two sides, the two rod sleeves 93 are driven to move towards one side of the magnet fixing block 91 along the sliding rod 92, the inner side of the magnet fixing block 91 is S-shaped, the magnetic poles of the buffer magnetic discs 94 corresponding to the inner side of the magnet fixing block 91 are also S-shaped, when the rod sleeves 93 are closer to the corresponding magnet fixing block 91, the relative resistance generated between the buffer magnetic discs 94 on the surfaces of the rod sleeves and the magnet fixing block 91 is larger, and the buffer effect can be achieved in the process.

The working principle of the invention is as follows: when the magnetic disc is installed, the upper magnetic disc 84 is attached to the upper fixing plate 2, meanwhile, the fastening bolts are ensured to correspond to the screw holes, then, the four fastening bolts are sequentially screwed into the screw holes through a wrench to realize fixing, the lower magnetic disc 83 and the lower fixing plate 5 are fixed in the same way, the effect of quick assembly and disassembly is achieved, the installation difficulty is reduced, jolting occurs when the magnetic disc is driven on a rugged construction site road, the hopper 3 drives the upper fixing plate 2 to move downwards, the upper magnetic disc 84 on the lower surface of the upper fixing plate 2 is opposite to the lower magnetic disc 83 at the moment, the lower magnetic disc 83 and the upper magnetic disc 84 both adopt neodymium magnets, the magnetic poles on the lower surface of the upper magnetic disc 84 are the same as the magnetic poles on the upper surface of the lower magnetic disc 83, the upper magnetic disc 84 moves downwards along the vertical direction of the guide rod 82 and is influenced by magnetism, the relative thrust generated when the upper magnetic disc 84 is closer to the lower magnetic disc 83, the jolting and the vibration in the process are gradually reduced and offset, thereby play the antidetonation effect, avoid receiving the road surface influence at the in-process of traveling and lead to the problem that the thing dropped, it is poor to have solved traditional spring shock attenuation effect simultaneously, and the problem of easy damage, last residual vibration can make car hopper 3 drive upper fixed plate 2 and move down, lower fixed plate 5 is fixed state, upper fixed plate 2 can drive two movable rods 95 that are "eight" font when pushing down and move to both ends, movable rod 95 can drive two rod covers 93 and move to one side of magnet fixed block 91 along slide bar 92 when opening to both sides, the inboard of magnet fixed block 91 is the S utmost point, the inboard magnetic pole that the buffering disc 94 corresponds magnet fixed block 91 is the S utmost point equally, when rod cover 93 is nearer with corresponding magnet fixed block 91, the buffering effect just can be accomplished to the in-process with magnet fixed block 91 production relative resistance more greatly on its surperficial buffering disc 94.

It will be evident to those skilled in the art that the invention 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 invention 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 civil engineering anti-seismic structure comprises a chassis frame (1) and is characterized in that a movable wheel (4) is rotatably connected to the inner side of one end of the chassis frame (1), two lower fixing plates (5) which are arranged in parallel are fixed on the upper surface of the chassis frame (1), a car hopper (3) is arranged above the chassis frame (1), two upper fixing plates (2) which are in one-to-one correspondence with the two lower fixing plates (5) are also fixed at positions below the car hopper (3) corresponding to the two lower fixing plates (5), shock absorption pads (6) are attached between the upper fixing plates (2) and the car hopper (3), air pressure support rods (7) are fixed at two end positions between the upper fixing plates (2) and the lower fixing plates (5), two buffer structures A (8) which are symmetrically distributed are fixed at one side positions of the air pressure support rods (7) between the upper fixing plates (2) and the lower fixing plates (5), a buffer structure B (9) is fixed between the upper fixing plate (2) and the lower fixing plate (5) at the middle position;

the buffer structure A (8) comprises an upper magnetic disc (84) fixed on the lower surface of an upper fixing plate (2), a lower magnetic disc (83) fixed with the upper surface of a lower fixing plate (5) is arranged right below the upper magnetic disc (84), through holes (85) are formed in the centers of the upper magnetic disc (84) and the lower magnetic disc (83), a sliding sleeve (86) made of asbestos is attached to the inner side of each through hole (85), a guide rod (82) penetrating through the through holes (85) is arranged between the lower magnetic disc (83) and the upper magnetic disc (84), and a limiting block (81) is fixed at the bottom end of each guide rod (82) penetrating through the lower fixing plate (5);

buffer structure B (9) includes two magnet fixed blocks (91) that are the symmetry and set up, two the inboard of magnet fixed block (91) links to each other through slide bar (92), two rod cover (93) that are the symmetric distribution have been cup jointed to the outside of slide bar (92), two one side that rod cover (93) correspond magnet fixed block (91) all is fixed with buffering magnetic disc (94), and two the inboard upper end of rod cover (93) all rotates and is connected with movable rod (95), two the other end of movable rod (95) all rotates with connecting piece (96) and is connected, connecting piece (96) are fixed in the lower surface central point department of putting of upper fixed plate (2), receive the vibration after, car hopper (3) drive upper fixed plate (2) downstream, and lower fixed plate (5) are the fixed state, and upper fixed plate (2) can drive two movable rod (95) that are "eight" font and move to both ends when pushing down, when the movable rod (95) is opened towards two sides, the movable rod can drive the two rod sleeves (93) to move towards one side of the magnet fixing block (91) along the sliding rod (92), the inner side of the magnet fixing block (91) is an S pole, the magnetic poles of the buffer magnetic disc (94) corresponding to the inner side of the magnet fixing block (91) are also S poles, and when the rod sleeves (93) are closer to the corresponding magnet fixing block (91), the buffer magnetic disc (94) on the surface of the rod sleeves and the magnet fixing block (91) generate larger relative resistance;

the upper surface of the upper magnetic disc (84) and the lower surface of the lower magnetic disc (83) are rotatably connected with four fastening bolts which are distributed in an annular shape, the lower surface of the upper fixing plate (2) and the upper surface of the lower fixing plate (5) are respectively provided with screw holes which are in one-to-one correspondence with the fastening bolts, and internal threads in the screw holes are matched with screw teeth on the surfaces of the fastening bolts;

the sliding rod (92) is a component made of a titanium alloy material, the inner side of the magnet fixing block (91) is an S pole, the magnetic pole of the buffer magnetic disc (94) corresponding to the inner side of the magnet fixing block (91) is also an S pole, the bottom of the magnet fixing block (91) is embedded with a mounting seat, and the magnet fixing block (91) is fixedly connected with the upper surface of the lower fixing plate (5) through the mounting seat;

the magnetic disc type magnetic recording head is characterized in that the lower magnetic disc (83) and the upper magnetic disc (84) both adopt neodymium magnets, the magnetic pole of the lower surface of the upper magnetic disc (84) is the same as that of the upper surface of the lower magnetic disc (83), the guide rod (82) is a member made of a titanium alloy material, the diameter of the guide rod (82) is matched with the inner diameter of the sliding sleeve (86), the upper end of the guide rod (82) penetrates through the lower fixing plate (5) and the sliding sleeve (86) to be fixed with the lower surface of the upper fixing plate (2) in a welding mode, and the length of the guide rod (82) is 10cm longer than the distance between the upper fixing plate (2) and the lower fixing plate (5).

2. An earthquake-resistant structure for civil engineering according to claim 1, wherein the shock-absorbing pad (6) is a member made of PE, and the shock-absorbing pad (6) is fixed to the upper fixing plate (2) by metal adhesive.