CN112411341B - High stability equipment bridge based on steel construction - Google Patents
High stability equipment bridge based on steel construction Download PDFInfo
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- CN112411341B CN112411341B CN202011317988.6A CN202011317988A CN112411341B CN 112411341 B CN112411341 B CN 112411341B CN 202011317988 A CN202011317988 A CN 202011317988A CN 112411341 B CN112411341 B CN 112411341B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D1/00—Bridges in general
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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Abstract
The invention provides a high-stability assembled bridge based on a steel structure. The high stability assembled bridge based on steel construction includes: a bridge pier; the bridge is fixedly arranged at the top of the bridge pier; the first supporting plate is fixedly arranged on the inner bottom surface of the bridge; the telescopic supporting rod is fixedly arranged at the top of the first supporting plate; the first fixing plate is arranged at the top of the telescopic supporting rod; one end of the first spring is fixedly arranged on the top of the first supporting plate; the other end of the first spring is fixedly arranged at the bottom of the first fixing plate, and a telescopic supporting rod is movably connected inside the first spring; the bridge, the bridge sets up first fixed plate top. The high-stability assembled bridge based on the steel structure has the advantages of being convenient to use and install, capable of effectively fixing bridges and meanwhile capable of achieving good damping and buffering among the bridges.
Description
Technical Field
The invention relates to the technical field of assembled bridges, in particular to a high-stability assembled bridge based on a steel structure.
Background
People's trip gradually develops into a series of roads such as a vehicle, a train, an airplane, a ship and the like instead of walking from the former walking, corresponding roads, railways and the like begin to appear, and gradually develops from road surface construction to air construction in the development process, under the condition, the function of the bridge is more important, because in the long-distance road construction, rivers, valleys and other places are frequently crossed, the roads need to be communicated through the bridge, in the bridge construction, the bridge support is an important component for connecting and restricting the upper part and the lower part of the bridge, the existing bridge rarely adopts the model to appear, the model bridge can more intuitively observe the model of the bridge, and then the improvement is convenient, and further a better bridge is designed.
However, in the prior art, the existing assembly connection mode of the high-stability assembled bridge based on the steel structure is common, and a good and stable connection structure is not provided, so that the connection effect is general, and meanwhile, a good damping device for the bridge is not provided.
Therefore, there is a need to provide a new assembled bridge with high stability based on steel structure to solve the above technical problems.
Disclosure of Invention
The invention solves the technical problem of providing a steel structure-based high-stability assembled bridge which is convenient to use, can effectively fix bridges and can achieve better shock absorption between the bridges.
In order to solve the technical problems, the high-stability assembled bridge based on the steel structure provided by the invention comprises: a bridge pier; the bridge is fixedly arranged at the top of the bridge pier; the first supporting plate is fixedly arranged on the inner bottom surface of the bridge; the telescopic supporting rod is fixedly arranged at the top of the first supporting plate; the first fixing plate is arranged at the top of the telescopic supporting rod; one end of the first spring is fixedly arranged on the top of the first supporting plate; the other end of the first spring is fixedly arranged at the bottom of the first fixing plate, and a telescopic supporting rod is movably connected inside the first spring; the bridge is provided with the top of the first fixing plate; the second supporting plate is fixedly arranged on one side of the bridge, and the top surface of the second supporting plate is horizontal to the top surface of the bridge; the third supporting plate is fixedly arranged on one side, far away from the second supporting plate, of the bridge, and the bottom surface of the third supporting plate is horizontal to the bottom surface of the bridge; the second supporting plate is provided with a rectangular groove; the base is fixedly arranged on the inner wall of the top of the rectangular groove; the bottom of the base is fixedly provided with a connecting rod; the bottom of the connecting rod is fixedly provided with a second spring; the top of the third supporting plate is fixedly provided with a concave supporting frame, and the inner wall of the bottom of the concave supporting frame is fixedly provided with a second spring; the power supply block is fixedly arranged at the bottom of the second supporting plate; the first current steel cable is fixedly arranged at the bottom of the power supply block; the end, far away from the power supply block, of the first current steel cable is fixedly connected with the electric rotating nut; the top of the first fixing plate is fixedly provided with a magnetic concave block, and the top of the magnetic concave block is in an arc shape; the electromagnetic coil block is fixedly installed in the third supporting plate, and the bottom of the electromagnetic coil block is provided with a convex arc; the top of the electromagnetic coil block is fixedly provided with a current receiving bolt, and the top of the current receiving bolt is in threaded connection with an electric rotating nut;
when the power supply block flows forward current, the forward current drives the electric rotating nut to rotate through the first current steel cable, the electric rotating nut rotates to be in threaded connection with the current receiving bolt, the forward current flows into the electromagnetic coil block through the current receiving bolt, the electromagnetic coil block generates a magnetic field due to the magnetic effect of the current, and the magnetic field generated by the electromagnetic coil block is repelled with the magnetic field of the magnetic concave block.
As a further scheme of the invention, the outer walls of the two sides of the connecting rod are fixedly provided with clamping blocks, the outer walls of the two sides of the connecting rod are fixedly provided with sliding blocks by the bottoms of the two clamping blocks, a displacement sensor is fixedly arranged in each sliding block, a sliding groove is formed in the concave support frame, and each sliding block is connected in the corresponding sliding groove in a sliding manner.
As a further scheme of the invention, the outer walls of the two sides of the connecting rod are both fixedly provided with a clamping block, the inner walls of the two sides of the rectangular groove are both provided with a clamping groove, and the two clamping blocks are respectively clamped in the corresponding clamping grooves.
As a further scheme of the present invention, three rows of telescopic support rods uniformly and symmetrically distributed are fixedly mounted on the top of the first support plate, and each row includes a plurality of telescopic support rods.
As a further scheme of the invention, two rows of rectangular grooves are symmetrically cut at the bottom of the second support plate, each row comprises a plurality of rectangular grooves, and the number and the positions of the concave support frames are the same as those of the rectangular grooves.
As a further scheme of the invention, two rows of power supply blocks are fixedly mounted at the bottom of the second support plate, each row comprises a plurality of power supply blocks, and the number and the positions of the current receiving bolts are the same as those of the power supply blocks.
As a further scheme of the invention, a plurality of groups of elastic fixing plates are installed at the top of the current receiving bolt, and are arranged on the top of the bolt in a circular shape at equal intervals.
As a further scheme of the present invention, a second fixing plate is fixedly mounted on the top of the bridge, an electromagnetic coil block is fixedly connected to the bottom of the second fixing plate, and a second current steel cable is fixedly mounted on the top of the second fixing plate.
As a further aspect of the present invention, a third fixing plate is fixedly installed at one end of the second current steel cable far away from the second fixing plate, and one end of the third fixing plate far away from the second current steel cable is fixedly installed at one side of the bridge frame cross beam.
As a further scheme of the invention, the bridge is shaped like a Chinese character 'kou', piers are fixedly installed at the bottom of the bridge, two sides of the bridge are not in contact with two sides of the bridge, and a third fixing plate is fixedly installed on a cross beam at the top of the bridge.
Compared with the related art, the high-stability assembled bridge based on the steel structure provided by the invention has the following beneficial effects:
the invention provides a high-stability assembled bridge based on a steel structure, which comprises the following components:
1. through setting up devices such as bridge, second backup pad, third backup pad, rectangular channel and concave type support frame, solved the inconvenient problem of bridge installation, the equal one end of bridge sets up the second backup pad, the other end sets up the third backup pad, only need during the installation to carry out accordant connection to rectangular channel in the second backup pad and the spill support frame in the third backup pad can, and each part size is unanimous, has increased the commonality of device, makes things convenient for the workman to carry out actual assembly.
2. Through setting up the pier, the crane span structure, first backup pad, first spring, the bridge, the connecting rod, the slider, device interact such as concave type support frame and second spring, solve bridge shock attenuation problem, the crane span structure does not contact with the bridge, only lean on first backup pad and first spring, first fixed plate cushions the support to the bridge, cushion through the second spring between inside second backup pad of bridge and the third backup pad simultaneously, carry out abundant cushioning effect to the bridge, increase the shock attenuation effect of bridge.
3. The bridge stability problem is solved by arranging a power supply block, an electromagnetic coil block, a first current steel cable, an electric rotating nut, a current receiving bolt, a magnetic concave block, a second fixing plate, a second current steel cable, a third fixing plate and the like to interact with each other, when a bridge is subjected to downward loading force, a displacement sensor is used for controlling the power supply block to flow out forward current, the current flows into the first current steel cable and drives the electric rotating nut to rotate, the electric rotating nut rotates to be in threaded connection with the current receiving bolt, the current flows into the electromagnetic coil block along the current receiving bolt, the electromagnetic coil block generates a magnetic field due to the magnetic effect of the current, the direction of the magnetic field is opposite to that of the magnetic concave block, the repulsion action is realized, a certain gap is ensured between the electromagnetic coil block and the magnetic concave block, meanwhile, the design of a circular arc protruding from the bottom of the electromagnetic coil block is matched with the design of a concave circular arc between the magnetic concave blocks, the buffer action of the bridge shaking is realized, the bridge can swing within a proper range under natural environment such as heavy load or wind force without occurring, and the like, and the buffer effect of the second current between the second current and the fixing plates, the electromagnetic coil block and the magnetic concave blocks can also be realized by the same as the magnetic concave blocks.
4. By arranging the power supply block, the electromagnetic coil block, the first current steel cable, the electric rotating nut, the current receiving bolt, the magnetic concave block, the second fixing plate, the second current steel cable, the third fixing plate and the like to interact, when the bridge 6 is subjected to an upward loading force, the power supply block 17 is controlled by the displacement sensor to flow in reverse current, and the reverse current finally enters the electromagnetic coil block 18 through a series of flowing, so that the electromagnetic coil block 18 generates a reverse magnetic field, the direction of the magnetic field is opposite to that of the magnetic concave block 25, the electromagnetic coil block 18 is attracted with the magnetic concave block 25, the first current steel cable 19 is pulled, the first current steel cable 19 exerts a downward acting force on the bridge 6, and the bridge 6 is prevented from being inclined or even overturned.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic sectional structural view in elevation of a first embodiment of a steel structure-based high-stability assembled bridge according to the present invention;
fig. 2 is a schematic sectional top view of a first embodiment of a steel structure-based high-stability assembled bridge provided by the present invention;
FIG. 3 is an enlarged schematic view of the bridge of FIG. 1;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 5 is a schematic front sectional view of a second embodiment of the present invention;
FIG. 6 is an enlarged structural view of portion B in a second embodiment of the present invention;
fig. 7 is a schematic view of the assembly of the first current cable, the electric rotating nut and the bolt according to the second embodiment of the present invention.
The reference numbers in the figures: 1. a bridge pier; 2. a bridge frame; 3. a first support plate; 4. a first spring; 5. a first fixing plate; 6. a bridge; 7. a telescopic support rod; 8. a second support plate; 9. a third support plate; 10. a rectangular groove; 11. a base; 12. a connecting rod; 13. a clamping block; 14. a slider; 15. a concave support frame; 16. a second spring; 17. a power supply block; 18. an electromagnetic coil block; 19. a first current wire rope; 20. electrically rotating the nut; 21. a current receiving bolt; 22. a second fixing plate; 23. a second current steel cord; 24. a third fixing plate; 25. magnetic concave blocks.
Detailed Description
First embodiment
Referring to fig. 1 to 4, in a first embodiment of the present invention, a high stability assembled bridge based on steel structure includes: a pier 1; the bridge frame 2 is fixedly arranged at the top of the bridge pier 1, the bridge frame 2 is in a shape similar to a square, the shape design is universal and high in stability, two sides of the bridge frame 2 are not in contact with two sides of a bridge 6, the bridge 6 is supported only by springs, a larger-degree damping effect can be achieved, meanwhile, the gap distance between the bridge 6 and the bridge frame 2 can be used as a maximum swing range to monitor the load bearing range of the bridge 6, and a third fixing plate 24 is fixedly arranged on a cross beam at the top of the bridge frame 2; the first supporting plate 3 is fixedly arranged on the inner bottom surface of the bridge frame 2, the length of the first supporting plate 3 is consistent with that of the bridge 6, and the symmetrical center of the first supporting plate 3 is superposed with that of the second supporting plate 8 and the third supporting plate 9, so that the spring buffering devices on the top of the first supporting plate 3 can be uniformly distributed, and the stability of the device is improved; the telescopic supporting rods 7 are fixedly arranged at the top of the first supporting plate 3, the telescopic supporting rods 7 mainly play a supporting and buffering role, the bridge 6 can be properly contracted to absorb shock and buffer when being loaded, three rows of telescopic supporting rods 7 which are uniformly and symmetrically distributed are fixedly arranged at the top of the first supporting plate 3, each row comprises a plurality of telescopic supporting rods 7, one middle row of the three rows of telescopic supporting rods 7 is positioned on the central axis of the first supporting plate 3, and the other two rows of telescopic supporting rods are uniformly and symmetrically distributed, so that the bridge 6 is uniformly supported by the telescopic supporting rods 7, and the stability of the device is ensured; the first fixing plate 5 is arranged at the top of the telescopic supporting rod 7, the first fixing plate 5 is used for connecting the telescopic supporting rod 7 with the bridge 6, and the top of the first fixing plate 5 is provided with buffer cotton which is in contact with the bridge 6 to further play a role in shock absorption; one end of the first spring 4 is fixedly arranged at the top of the first supporting plate 3; the other end of the first spring 4 is fixedly arranged at the bottom of the first fixing plate 5, and a telescopic supporting rod 7 is movably connected inside the first spring 4; the bridge 6 is arranged on the top of the first fixing plate 5, and the bridge 6 is mainly used as a bearing device; the second supporting plate 8 is fixedly arranged on one side of the bridge 6, and the top surface of the second supporting plate 8 is horizontal to the top surface of the bridge 6; the third supporting plate 9 is fixedly arranged on one side, far away from the second supporting plate 8, of the bridge 6, the bottom surface of the third supporting plate 9 is horizontal to the bottom surface of the bridge 6, smoothness of the top surface and the bottom surface of the bridge can be effectively guaranteed through the design, the bridge deck is more suitable for vehicle running, accuracy in installation can be guaranteed, and meanwhile universality in production, maintenance and replacement can be achieved through the standardized design; this equipment bridge singleton mainly comprises bridge 6, second backup pad 8 and third backup pad 9, then forms by a plurality of these structure concatenations, and every partial shape size is unanimous, can increase the commonality of device like this, guarantees efficiency in actual production and installation, damper, six damper all set up on second backup pad 8 and third backup pad 9.
The damping mechanism comprises rectangular grooves 10 formed in the bottom of a second supporting plate 8, two rows of rectangular grooves 10 are symmetrically formed in the bottom of the second supporting plate 8, each row of rectangular grooves 10 comprises a plurality of rectangular grooves 10, the number and the positions of concave supporting frames 15 are the same as those of the rectangular grooves 10, the symmetric distribution is favorable for the uniform symmetry of the damping mechanism, and the damping effect is optimized, a base 11 is fixedly mounted on the inner wall of the top of each rectangular groove 10, a connecting rod 12 is fixedly mounted at the bottom of the base 11, clamping blocks 13 are fixedly mounted on the outer walls of two sides of the connecting rod 12, clamping grooves are formed in the inner walls of two sides of each rectangular groove 10, the two clamping blocks 13 are respectively clamped in the corresponding clamping grooves, sliding blocks 14 are fixedly mounted on the outer walls of two sides of the connecting rod 12 by the bottoms of the two clamping blocks 13, a displacement sensor is fixedly mounted in each sliding block 14 and mainly used for detecting the sliding distance of each sliding block 14 in the corresponding sliding groove, the size and the direction of a load received by a bridge 6 can be reflected, the feedback can be given, concave supporting frames 15 are fixedly mounted on the top of the third supporting plate 9, a concave supporting frame 15, a second spring 16 is fixedly mounted on the inner wall of the bottom of the concave supporting frame 15, the second spring 16 is fixedly connected with the bottom of the connecting rod 6, when the connecting rod 8, the connecting rod 12 is driven by the sliding block, and the sliding block 12 can be properly compressed by the sliding block 12, and the sliding block 12.
The working principle of the high-stability assembled bridge based on the steel structure provided by the invention is as follows:
firstly, the trolleys for testing are respectively placed on the bridge 6, then the testing trolleys are started, when the testing trolleys run, loads are applied to the bridge 6, the bridge 6 conducts the loads to the first fixing plate 5, the first fixing plate 5 conducts the loads to the telescopic supporting rods 7, the telescopic supporting rods 7 buffer and absorb the loads under the action of the first springs 4, meanwhile, the loads of the trolleys are acted on the second supporting plate 8, the second supporting plate 8 transmits the loads to the base 11, the base 11 conducts the loads to the connecting rod 12, the connecting rod 12 conducts the loads to the second springs 16, the second springs 16 buffer and absorb the loads, meanwhile, the sliding blocks 14 on the outer side of the connecting rod 12 slide in the sliding grooves, and the loading degree is fed back through the displacement sensors.
Compared with the related art, the high-stability assembled bridge based on the steel structure provided by the invention has the following beneficial effects:
1. through setting up bridge 6, second backup pad 8, third backup pad 9, devices such as rectangular channel 10 and concave type support frame 15, the inconvenient problem of bridge 6 installation has been solved, 6 homogeneous ends of bridge set up second backup pad 8, the other end sets up third backup pad 9, only need during the installation to rectangular channel 10 in the second backup pad 8 and concave type support frame 15 on the third backup pad 9 carry out the accordant connection can, and each part size is unanimous, the commonality of device has been increased, make things convenient for the workman to carry out actual assembly.
2. Through setting up pier 1, crane span structure 2, first backup pad 3, first spring 4, bridge 6, connecting rod 12, slider 14, device interact such as concave type support frame 15 and second spring 16, solve 6 shock attenuation problems of bridge, crane span structure 2 does not take place the contact with bridge 6, only lean on first backup pad 3 and first spring 4, first fixed plate 5 cushions support to bridge 6, cushion through second spring 16 between 6 inside second backup pad 8 of bridge and the third backup pad 9 simultaneously, carry out abundant cushioning effect to bridge 6, increase bridge 6's shock attenuation effect.
Second embodiment
Based on the high stability assembled bridge based on steel structure that the first embodiment of this application provided, because when using the device, everywhere spring can only solve between the bridge 6 vertical direction shock attenuation effect, and the stability of bridge 6 and the buffering in the horizontal direction etc. problem also are the factor that must consider in the bridge 6 construction, in order to further improve the stability of steel structure assembled bridge, avoid the load force in the horizontal direction to cause the influence to the stability of bridge 6, please refer to fig. 5-7 in combination, in the second embodiment of the present invention, the high stability assembled bridge based on steel structure still includes: the power block 17 is fixedly arranged at the bottom of the second supporting plate 8, and as the name suggests, the power block 17 is mainly a power supply device which can flow forward and reverse current and controls the direction of the current flowing out of the power block 17 according to the feedback of the displacement sensor; the first current steel cable 19 is fixedly arranged at the bottom of the power supply block 17, and the first current steel cable 19 not only has the pulling resistance of steel cables, but also can flow current for conducting the current to other devices; the electric rotating nut 20 is fixedly connected to one end, far away from the power supply block 17, of the first current steel cable 19, the electric rotating nut 20 can control the nut to rotate under the action of current, and threaded matching with a bolt is achieved, so that the electric rotating nut has a connecting effect and an automatic positioning effect, and the second support plate 8 and the third support plate 9 can be guaranteed to find an optimal splicing position; the magnetic concave block 25 is fixedly arranged at the top of the first fixing plate 5, the concave top of the magnetic concave block 25 is arc-shaped, the concave magnetic block 25 can release a magnetic field in a certain size and direction, and the magnetic field exists permanently and can attract or repel the magnetic field generated by the electromagnetic coil block 18; the electromagnetic coil block 18 and the electromagnetic coil block 18 are fixedly installed inside the third supporting plate 9, the bottom of the electromagnetic coil block 18 is provided with a convex arc, the convex arc at the bottom of the electromagnetic coil block 18 is just matched with the concave arc at the top of the concave magnetic block 25, the electromagnetic coil block 18 can slide at any position of the top of the concave magnetic block 25, and meanwhile, as current flowing inside the electromagnetic coil block 18 can generate an electromagnetic field which can interact with a magnetic field of the concave magnetic block 25, repulsion or attraction is realized, so that different working scenes can be met; the electromagnetic coil comprises a current receiving bolt 21, wherein the top of the electromagnetic coil block 18 is fixedly provided with the current receiving bolt 21, the top of the current receiving bolt 21 is in threaded connection with an electric rotating nut 20, the main function of the current receiving bolt 21 is basically the same as that of the electric rotating nut 20, and the current receiving bolt 21 is connected with a fastening device through threads and can be communicated with current to ensure that the electromagnetic coil block 18 is internally electrified; the top of the bridge 6 is fixedly provided with a second fixing plate 22, the bottom of the second fixing plate 22 is fixedly connected with an electromagnetic coil block 18, the top of the second fixing plate 22 is fixedly provided with a second current steel cable 23, one end, far away from the second fixing plate 22, of the second current steel cable 23 is fixedly provided with a third fixing plate 24, one end, far away from the second current steel cable 23, of the third fixing plate 24 is fixedly arranged on one side of a cross beam of the bridge frame 2, the second current steel cable 23 has similar effect to the first current steel cable 19, the stretchability of the steel cable is provided, current can flow through, current is ensured to be in the electromagnetic coil block 18, the second fixing plate 22 mainly has a fixing effect, a space for connecting the second current steel cable 23 and the electromagnetic coil block 18 is arranged inside, a power supply device is also arranged inside the third fixing plate 24, the direction of the current is controlled by a displacement sensor, and is similar to the power supply block 17, and the second current steel cable 23 is connected to a power supply device end in the third fixing plate 24.
The second embodiment mainly solves the problems of dynamic change and corresponding buffer, shock absorption and stability maintenance of the device when the load trolley runs on the bridge 6, when the bridge 6 is in a normal state, the second support plate 8 is spliced with the third support plate 9, the slide block 14 on the outer surface of the connecting rod 12 is positioned at a fixed position in the sliding groove, the second support plate 8 is forced downwards due to self gravity, at the moment, the power supply block 17 outputs forward current, the forward current drives the electric rotating nut 20 to rotate through the first current steel cable 19, the electric rotating nut 20 rotates and is in threaded connection with the current receiving bolt 21, the forward current flows 21 into the electromagnetic coil block 18 through the current receiving bolt, the electromagnetic coil block 18 generates a magnetic field due to the magnetic effect of the current, and the magnetic field generated by the electromagnetic coil block 18 is mutually exclusive with the self magnetic field of the magnetic concave block 25, therefore, a certain gap exists between the electromagnetic coil block 18 and the magnetic concave block 25, the gap can enable the electromagnetic coil block 18 to have the minimum resistance when sliding in any direction at the top of the magnetic concave block 25, meanwhile, due to the arc-shaped design of the contact part of the electromagnetic coil block 18 and the magnetic concave block 25, the bridge 6 can self-adaptively swing along with the electromagnetic coil block to a certain degree without breaking and other problems when being subjected to wind power or vehicle running load, the adaptability of the bridge 6 under different environments is greatly improved, and the damping and buffering effects on the space of the bridge 6 are realized in cooperation with the spring damping function of the first spring 4, the first spring 4 can solve the damping effect in the vertical direction, and the magnetic concave block 25 can solve the buffering effect in the horizontal direction, so that the electromagnetic coil block can be more suitable for various working conditions and solve most of working problems; when the load trolley passes through, the load trolley is supposed to preferentially pass through the top of the second supporting plate 8, the bridge 6 performs damping and buffering on the load trolley through the first spring 4 and the second spring 16, and the second supporting plate 8 is subjected to a large downward load force at the moment, so that the connecting rod 12 slides downwards under the action of the load force to drive the sliding block 14 to slide downwards, the displacement sensor in the sliding block 14 can detect the displacement distance of the displacement sensor, and the overload problem does not exist if the displacement distance does not exceed a set threshold value; when the trolley continues to run, the bridge 6 can generate a certain degree of following deformation along with the running direction of the trolley, at the moment, the proper degree of swing can be realized through the matching of the electromagnetic coil block 18 and the magnetic concave block 25 without causing the problem of overlarge local load of the bridge 6, when the trolley runs to the middle part of the bridge 6, the whole bridge 6 is mainly subjected to shock absorption and buffering by the first spring 4, meanwhile, the load force borne by the second support plate 8 is reduced, so that the load at the position of the second spring 16 is continuously reduced, the second spring 16 supports the connecting rod 12 to be continuously restored to the original position, when the trolley runs to the position far away from the second support plate 8, the first spring 4 is subjected to shock absorption and buffering, at the moment, under the principle of a seesaw, the load force borne by the second support plate 8 is continuously reduced, so that the load force borne by the second spring 16 is continuously reduced, even the connecting rod 12 can produce a stretching effect on the second spring 16, so that the value detected by the displacement sensor in the sliding block 14 is continuously reduced until the limit value is zero, at the moment, the displacement sensor controls the power supply block 17 to flow reverse current, the reverse current flows into the electromagnetic coil block 18 through the first current steel cable 19, the electric rotating nut 20 and the current receiving bolt 21, the electromagnetic coil block 18 generates a reverse electromagnetic field, the electromagnetic field is attracted with the magnetic field of the magnetic concave block 25, the electromagnetic coil block 18 is tightly attracted with the magnetic concave block 25, the first current steel cable 19 is driven to be in a tight state, the second supporting plate 8 is stretched, the second supporting plate 8 is prevented from being reversed under the load force of the trolley, the safety and the reliability of the device are ensured, and various potential hazards which may exist when the trolley runs to different positions of the bridge 6 are solved.
When in use, on the basis of the first embodiment, when the second supporting plate 8 is forced downwards, only the power supply block 17 needs to be opened, the current in the power supply block 17 flows to the first current steel cable 19, the current flows into the electric rotating nut 20 from the first current steel cable 19, the current drives the electric rotating nut 20 to rotate and is in threaded connection with the current receiving bolt 21, the current flows into the current receiving bolt 21 through the electric rotating nut 20, the current flows into the electromagnetic coil block 18 from the current receiving bolt 21, the electromagnetic coil block 18 generates an electromagnetic field under the action of the current and repels the electromagnetic field of the magnetic concave block 25 to form a certain gap between the electromagnetic coil block 18 and the magnetic concave block 25, and no friction exists when the arc surface of the contact part of the electromagnetic coil block 18 and the magnetic concave block 25 slides, and in coordination with the shock-absorbing function of the first spring 4, realize the shock-absorbing buffer effect on the space of the bridge 6, the first spring 4 can solve the shock-absorbing effect in the vertical direction, and the concave magnetic block 25 can solve the buffer effect in the horizontal direction, so that the magnetic control device can be adapted to various working conditions, solve most of the working problems, when the displacement sensor detects that the end of the second support plate 8 is subjected to a downward force, the power block 17 flows out a reverse current, the reverse current flows through the first current steel cable 19, the electric rotating nut 20 and the current receiving bolt 21 finally flow into the electromagnetic coil block 18, the electromagnetic coil block 18 generates a reverse electromagnetic field, attract the electromagnetic field generated by the concave magnetic block 25 per se, and the electromagnetic field is used for offsetting the upward force received by the second support plate 8.
1. The stability problem of the bridge 6 is solved by arranging the power supply block 17, the electromagnetic coil block 18, the first current steel cable 19, the electric rotating nut 20, the current receiving bolt 21, the magnetic concave block 25, the second fixing plate 22, the second current steel cable 23, the third fixing plate 24 and the like to interact, when the bridge 6 is subjected to a downward load force, the forward current is controlled to flow out from the power supply block 17 through the displacement sensor, the current finally flows into the electromagnetic coil block 18 through a series of flows, the electromagnetic coil block 18 generates a magnetic field due to the magnetic effect of the current, the direction of the magnetic field is opposite to that of the magnetic concave block 25, the repulsion effect is realized, a certain gap is ensured between the electromagnetic coil block 18 and the magnetic concave block 25, meanwhile, the design of a circular arc protruding from the bottom of the electromagnetic coil block 18 is matched with the design of a concave circular arc between the magnetic concave blocks 25, the damping function of the spring of the first spring 4 is matched, the damping effect on the space of the bridge 6 is realized, the damping effect in the vertical direction is realized, the damping effect in the second current receiving range of the natural environment such as heavy load or wind power, the second current receiving bolt 23, the electromagnetic coil fixing plate 24 and the magnetic concave block 24, and the principle of the electromagnetic coil fixing plate 24 are realized.
2. When the bridge 6 is subjected to an upward loading force, the displacement sensor controls the power supply block 17 to flow in reverse current, the reverse current finally enters the electromagnetic coil block 18 through a series of flows, so that the electromagnetic coil block 18 generates a reverse magnetic field, the direction of the magnetic field is opposite to that of the magnetic field of the magnetic concave block 25, the electromagnetic coil block 18 and the magnetic concave block 25 are attracted, the first current steel rope 19 is pulled, the first current steel rope 19 exerts downward acting force on the bridge 6, and the bridge 6 is prevented from inclining and even overturning.
It should be noted that, the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of the design principle, the settings of the power mechanism, the power supply system, the control system, and the like of the device are not completely described, but on the premise that the skilled person understands the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known, the control mode of the application document is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the skilled person in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the description of the attached drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the structure and the principle of the parts are known by technical manuals or conventional experimental methods for technicians in the field.
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, or a direct or indirect use of these embodiments, without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents, which are to be included in the scope of the invention as defined in the claims.
Claims (10)
1. The utility model provides a high stability equipment bridge based on steel construction which characterized in that includes:
a bridge pier;
the bridge is fixedly arranged at the top of the bridge pier;
the first supporting plate is fixedly arranged on the inner bottom surface of the bridge frame;
the telescopic supporting rod is fixedly arranged at the top of the first supporting plate;
the first fixing plate is arranged at the top of the telescopic supporting rod;
one end of the first spring is fixedly arranged at the top of the first supporting plate; the other end of the first spring is fixedly arranged at the bottom of the first fixing plate, and a telescopic supporting rod is movably connected inside the first spring;
the bridge is arranged on the top of the first fixing plate;
the second supporting plate is fixedly arranged on one side of the bridge, and the top surface of the second supporting plate is horizontal to the top surface of the bridge;
the third supporting plate is fixedly arranged on one side, far away from the second supporting plate, of the bridge, and the bottom surface of the third supporting plate is horizontal to the bottom surface of the bridge;
the second supporting plate is provided with a rectangular groove;
the base is fixedly arranged on the inner wall of the top of the rectangular groove;
the bottom of the base is fixedly provided with a connecting rod;
the bottom of the connecting rod is fixedly provided with a second spring;
the top of the third supporting plate is fixedly provided with a concave supporting frame, and the inner wall of the bottom of the concave supporting frame is fixedly provided with a second spring;
the power supply block is fixedly arranged at the bottom of the second supporting plate;
the first current steel cable is fixedly arranged at the bottom of the power supply block;
the end, far away from the power supply block, of the first current steel cable is fixedly connected with the electric rotating nut;
the top of the first fixing plate is fixedly provided with a magnetic concave block, and the top of the magnetic concave block is in an arc shape;
the electromagnetic coil block is fixedly installed in the third supporting plate, and the bottom of the electromagnetic coil block is arranged into a convex arc;
the top of the electromagnetic coil block is fixedly provided with a current receiving bolt, and the top of the current receiving bolt is in threaded connection with an electric rotating nut;
when the power supply block flows forward current, the forward current drives the electric rotating nut to rotate through the first current steel cable, the electric rotating nut rotates to be in threaded connection with the current receiving bolt, the forward current flows into the electromagnetic coil block through the current receiving bolt, the electromagnetic coil block generates a magnetic field due to the magnetic effect of the current, and the magnetic field generated by the electromagnetic coil block is mutually exclusive with the magnetic field of the magnetic concave block.
2. The high-stability assembled bridge based on the steel structure according to claim 1, wherein sliding blocks are fixedly mounted on the outer walls of two sides of the connecting rod, away from the bottoms of the two clamping blocks, displacement sensors are fixedly mounted in the sliding blocks, sliding grooves are formed in the concave supporting frame, and the sliding blocks are connected in the sliding grooves in a sliding manner.
3. The assembled bridge girder of high stability based on steel structure of claim 1, wherein the outer wall of both sides of the connecting rod is fixedly installed with a fixture block, the inner wall of both sides of the rectangular groove is opened with a slot, and two fixture blocks are respectively clamped in the corresponding slots.
4. The steel structure-based high-stability assembled bridge according to claim 1, wherein three rows of uniformly and symmetrically distributed telescopic supporting rods are fixedly mounted at the top of the first supporting plate, and each row comprises a plurality of telescopic supporting rods.
5. The steel structure-based high-stability assembled bridge according to claim 1, wherein two rows of rectangular grooves are symmetrically punched on the bottom of the second support plate, each row comprises a plurality of rectangular grooves, and the number and positions of the concave supports are the same as those of the rectangular grooves.
6. The steel structure-based high-stability assembled bridge according to claim 1, wherein two rows of power supply blocks are fixedly mounted at the bottom of the second support plate, each row comprises a plurality of power supply blocks, and the number and positions of the current receiving bolts are the same as those of the power supply blocks.
7. The steel structure-based high-stability assembled bridge according to claim 1, wherein a plurality of groups of elastic fixing plates are installed at the tops of the current receiving bolts, and are arranged at the tops of the bolts in a circular and equidistant mode.
8. The steel structure-based high-stability assembled bridge according to claim 1, wherein a second fixing plate is fixedly mounted at the top of the bridge, an electromagnetic coil block is fixedly connected to the bottom of the second fixing plate, and a second current steel cable is fixedly mounted at the top of the second fixing plate.
9. The steel structure-based high-stability assembled bridge according to claim 8, wherein a third fixing plate is fixedly mounted at one end of the second current steel cable far away from the second fixing plate, and a third fixing plate is fixedly mounted at one side of the bridge frame cross beam at one end of the third fixing plate far away from the second current steel cable.
10. The assembled bridge with high stability and based on the steel structure of claim 1, wherein the bridge is shaped like a Chinese character kou, the bottom of the bridge is fixedly provided with piers, two sides of the bridge are not in contact with two sides of the bridge, and the top cross beam of the bridge is fixedly provided with a third fixing plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011317988.6A CN112411341B (en) | 2020-11-23 | 2020-11-23 | High stability equipment bridge based on steel construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011317988.6A CN112411341B (en) | 2020-11-23 | 2020-11-23 | High stability equipment bridge based on steel construction |
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| CN112411341B true CN112411341B (en) | 2022-11-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20090033669A (en) * | 2007-10-01 | 2009-04-06 | 손기택 | Bridge for absorbing vibration |
| CN105839568B (en) * | 2016-05-18 | 2017-12-12 | 长安大学 | A kind of bridge pier actively meets collision device and avoiding collision |
| CN107605222A (en) * | 2017-08-08 | 2018-01-19 | 李少帅 | A kind of a variety of hybrid dampers of power for building |
| CN207597230U (en) * | 2017-08-14 | 2018-07-10 | 浙江腾川市政园林有限公司 | A kind of damping bridge |
| CN108677701A (en) * | 2018-08-04 | 2018-10-19 | 李文静 | Novel bridge shock mount |
| CN210238286U (en) * | 2019-04-29 | 2020-04-03 | 黄河科技学院 | Hanging basket for bridge construction |
| CN210002244U (en) * | 2019-04-30 | 2020-01-31 | 上海安佰兴建筑减震科技有限公司 | bridge anti-seismic support |
| CN210194423U (en) * | 2019-05-23 | 2020-03-27 | 警通建设（集团）有限公司 | Damping structure for bridge |
| CN110184904B (en) * | 2019-06-24 | 2020-12-11 | 浙江海洋大学 | Novel beam bridge energy-absorbing shock-absorbing support |
| CN211079912U (en) * | 2019-10-12 | 2020-07-24 | 刘亚平 | Anti-collision telescopic device for highway bridge |
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