CN113756179B - Take automatic re-setting function's combination bridge dog - Google Patents
Take automatic re-setting function's combination bridge dog Download PDFInfo
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- CN113756179B CN113756179B CN202111117305.7A CN202111117305A CN113756179B CN 113756179 B CN113756179 B CN 113756179B CN 202111117305 A CN202111117305 A CN 202111117305A CN 113756179 B CN113756179 B CN 113756179B
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- telescopic rod
- hydraulic telescopic
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- rod
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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
- 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
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Abstract
The invention belongs to the technical field of bridge structures and discloses a combined bridge stop block with an automatic reset function, which comprises a bridge pier, wherein two reset components are symmetrically and fixedly arranged on the surface of the bridge pier; the reset assembly comprises the reset frame and a bottom plate; the top of the reset frame is provided with a rubber shock insulation pad, a containing plate is arranged in the reset frame, a fixing plate is fixedly arranged on the pier on one side outside the reset frame, and a first hydraulic telescopic rod is fixed on the fixing plate; the top of the containing plate is fixedly provided with a balancing weight, and the bottom of the containing plate is fixedly connected with a second hydraulic telescopic rod; according to the invention, through the mutual matching of the double-acting hydraulic rod, the buffer component, the supporting structure, the first hydraulic telescopic rod, the second hydraulic telescopic rod, the third hydraulic telescopic rod and the like, the balancing weight can not only perform buffering, force unloading and resetting functions on the transverse movement of the bridge, but also perform buffering, force unloading and resetting functions on the longitudinal movement of the bridge.
Description
Technical Field
The invention belongs to the technical field of bridge structures, and particularly relates to a combined bridge stop block with an automatic reset function.
Background
The bridge chock blocks are blocky walls arranged on two sides of the bridge floor for preventing the beams from falling, and the chock blocks are arranged among the beams for blocking the beams in places with serious earthquakes to prevent the beams from moving transversely.
Chinese patent with application number CN201710571109.4 discloses a bridge dog can reset, set up contact steel sheet and bridge contact, utilize the shift position of guide bar restriction contact steel sheet, then the surface of guide bar sets up first spring realization reset function again, and the device structure has carried out very big simplification for other devices, easy to assemble, but because the structure is oversimplified, the function that the device can realize is very limited, and does not have controllability completely, needs to improve.
Disclosure of Invention
The invention aims to solve the problems and provides a combined bridge stop block with an automatic reset function, which has the advantages of good protection effect, reset function and buffer function.
In order to achieve the purpose, the invention provides the following technical scheme: a combined bridge stop block with an automatic reset function comprises a bridge pier, wherein two reset components are symmetrically and fixedly arranged on the surface of the bridge pier; the reset assembly comprises a reset frame and a bottom plate; the top of the reset frame is provided with a rubber shock insulation pad, a containing plate is arranged in the reset frame, a fixing plate is fixedly arranged on the pier on one side outside the reset frame, and a first hydraulic telescopic rod is fixed on the fixing plate; the top of the containing plate is fixedly provided with a balancing weight, and the bottom of the containing plate is fixedly connected with a second hydraulic telescopic rod; the other end of the second hydraulic telescopic rod is fixedly connected with the first limiting plate; two sides of the first limiting plate are provided with first sliding grooves; a third hydraulic telescopic rod is arranged in the first sliding chute; the clamping plates in sliding fit with the first sliding grooves are fixedly connected to the sides, away from each other, of the third hydraulic telescopic rods;
the side walls of the reset frame opposite to the first sliding groove are provided with grooves matched with the clamping plates; the second hydraulic telescopic rod and the third hydraulic telescopic rod are both communicated with the first hydraulic pipeline; a fourth hydraulic telescopic rod is arranged at the bottom of the first limiting plate and is communicated with the second hydraulic pipeline, the fourth hydraulic telescopic rod is fixedly connected with a bottom plate, the bottom plate is fixedly connected with the surface of the pier, and the bottom plate is movably connected with a reset frame; the first hydraulic pipeline is communicated with the first hydraulic telescopic rod, and the middle part of the first hydraulic pipeline is communicated with the first oil filling pipe;
the side wall of the bridge pier is symmetrically and fixedly provided with four supporting structures, the tops of the two supporting structures are fixedly provided with moving plates, the top of each moving plate is fixedly connected with the side wall of a double-acting hydraulic rod through a fixed block, two ends of each double-acting hydraulic rod are respectively provided with a buffer component, an oil cylinder at one end of each double-acting hydraulic rod is communicated with a second hydraulic pipeline, an oil cylinder at the other end of each double-acting hydraulic rod is communicated with a third hydraulic oil filling pipe, and the middle part of each second hydraulic pipeline is communicated with a second oil filling pipe;
the buffer assembly comprises mounting frames, hydraulic dampers are symmetrically and fixedly mounted on the inner side wall of each mounting frame, a contact plate is fixedly mounted at one end of each hydraulic damper, a corrosion-resistant pad is arranged on the side wall of each contact plate, and a telescopic rod is fixedly mounted between each contact plate and each mounting frame;
the utility model discloses a supporting structure, including the bracing frame, the interior bottom fixed mounting of bracing frame has the ball board, the inside wall fixed mounting of bracing frame has the bracing piece, the outside movable mounting of bracing piece has the backup pad, the threaded rod is installed to the lateral wall screw thread of bracing frame, the equal fixed mounting of one end of threaded rod has the second limiting plate.
According to a preferable technical scheme of the invention, the number of the hydraulic dampers is four, the number of the telescopic rods is eight, and first springs are arranged outside the eight telescopic rods. As a preferable technical scheme of the invention, the bottom plate and the bridge pier are fixedly connected in an embedded mode.
As a preferable technical scheme of the invention, a threaded hole is formed in the contact plate, a first counter bore and a second counter bore are formed in the corrosion-resistant pad, the first counter bore is larger than the second counter bore, the contact plate is connected with the corrosion-resistant pad through a bolt, and the bolt penetrates through the second counter bore and is fixedly connected with the threaded hole in the contact plate.
As a preferred technical scheme of the invention, one end of each of the first hydraulic telescopic rod, the second hydraulic telescopic rod, the third hydraulic telescopic rod and the fourth hydraulic telescopic rod is fixedly provided with a first piston, and the first hydraulic telescopic rod and the mounting frame are fixedly mounted.
As a preferred technical scheme of the present invention, five reinforcing plates are fixedly mounted between the mounting frame and the moving plate, and eight telescopic rods are disposed between the four hydraulic dampers.
According to a preferable technical scheme, the side wall of the supporting plate is provided with a through hole, a linear bearing is fixedly mounted inside the through hole and arranged on the surface of the supporting rod, and a turntable is fixedly mounted at one end, far away from the second limiting plate, of each threaded rod.
As a preferred technical solution of the present invention, the bottom plate is provided with a hole and a through groove for the first hydraulic pipeline and the second hydraulic pipeline to pass through.
As a preferable technical scheme of the invention, the double-acting hydraulic rod comprises a cylinder body, a second piston is connected in the cylinder body in a sliding mode, the second piston divides an inner cavity of the cylinder body into a first hydraulic oil cylinder and a second hydraulic oil cylinder, and a hydraulic rod is fixedly connected to one side, far away from the reset frame, of the second piston.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the mutual cooperation of the double-acting hydraulic rod, the buffer component, the supporting structure, the first hydraulic telescopic rod, the second hydraulic telescopic rod, the third hydraulic telescopic rod and the like, on the first hand, the threaded rod is driven to rotate by rotating the turntable, so that the position of the second limiting plate is adjusted, the purpose of limiting the moving range of the supporting plate is achieved, the device is in the optimal working state, and the applicability of the device is improved by adjusting the moving range, so that the device is suitable for bridges with different structures.
2. According to the invention, through the mutual matching of the double-acting hydraulic rod, the buffer component, the supporting structure, the first hydraulic telescopic rod, the second hydraulic telescopic rod, the third hydraulic telescopic rod and the like, the balancing weight can not only perform buffering, force unloading and resetting functions on the transverse movement of the bridge, but also perform buffering, force unloading and resetting functions on the longitudinal movement of the bridge.
3. According to the invention, through the mutual matching among the first hydraulic pipeline, the second hydraulic pipeline, the first oil filling pipe and the like, the fourth hydraulic telescopic rod extends and pushes the whole reset frame to ascend and to be in contact with the bridge to form a certain support for the bridge, and through controlling the oil injection amount on the left side and the right side of the bridge pier, the extension length of the fourth hydraulic telescopic rod on the left side and the right side of the bridge pier is further controlled, so that the leveling in the installation process of the bridge is realized, and the applicability of the device is improved.
4. The hydraulic damper and the corrosion-resistant pad are matched to realize shock absorption on the bridge, when the bridge moves or vibrates, the bridge is in contact with the contact plate, the corrosion-resistant pad realizes buffering, damage caused by overlarge pressure between the bridge and the contact plate is prevented, the hydraulic damper works in the moving process of the bridge, the buffering function is realized, the moving speed of the bridge is reduced, the bridge is prevented from being broken due to sudden huge external force, and the device has the buffering function.
Drawings
FIG. 1 is a schematic view of the connection between a reset frame and a support structure according to the present invention;
FIG. 2 is a schematic view of bridge pier and bridge connection according to the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention;
FIG. 4 is a schematic view of the internal structure of the mounting frame of the present invention;
FIG. 5 is a schematic structural view of a support structure according to the present invention;
FIG. 6 is a schematic view of the structural connections of the reset assembly, the first hydraulic telescoping rod, and the double acting hydraulic rod of the present invention;
FIG. 7 is a schematic view of the double acting hydraulic ram of the present invention;
FIG. 8 is an enlarged view of the portion A of FIG. 6 according to the present invention.
In the figure: 1. a bridge pier; 2. a support structure; 201. a support frame; 202. a ball plate; 203. a support bar; 204. a support plate; 205. a threaded rod; 206. a second limiting plate; 3. a reset assembly; 301. resetting the frame; 302. a base plate; 4. a first hydraulic telescopic rod; 5. a second hydraulic telescopic rod; 6. a third hydraulic telescopic rod; 7. a first hydraulic conduit; 8. a holding plate; 9. a balancing weight; 10. a double-acting hydraulic rod; 1001. a cylinder body; 1002. a second hydraulic cylinder; 1003. a hydraulic lever; 1004. a second piston; 1005. a first hydraulic cylinder; 11. a fourth hydraulic telescopic rod; 12. a first limit plate; 1201. a first chute; 13. moving the plate; 14. a buffer assembly; 1401. installing a frame; 15. a hydraulic damper; 16. a contact plate; 17. a corrosion resistant pad; 18. a telescopic rod; 19. a first spring; 20. a rubber shock-isolation cushion; 21. clamping a plate; 22. a groove; 23. a second hydraulic conduit; 24. a first oil filler pipe; 25. a second oil filler pipe; 26. and a third hydraulic oil filling pipe.
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.
As shown in fig. 1 to 8, the invention provides a combined bridge stop with an automatic reset function, which comprises a bridge pier 1, wherein two reset components 3 are symmetrically and fixedly installed on the surface of the bridge pier 1; the reset assembly 3 comprises a reset frame 301 and a bottom plate 302; the top of the reset frame 301 is provided with a rubber shock insulation pad 20, a holding plate 8 is arranged in the reset frame 301, a fixing plate is fixedly arranged on the pier 1 at one side outside the reset frame 301, and a first hydraulic telescopic rod 4 is fixed on the fixing plate; the top of the containing plate 8 is fixedly provided with a balancing weight 9, and the bottom of the containing plate 8 is fixedly connected with the second hydraulic telescopic rod 5; the other end of the second hydraulic telescopic rod 5 is fixedly connected with the first limiting plate 12; two sides of the first limiting plate 12 are provided with first sliding chutes 1201; a third hydraulic telescopic rod 6 is arranged in the first sliding chute 1201; the sides of the third hydraulic telescopic rods 6, which are far away from each other, are fixedly connected with clamping plates 21 which are in sliding fit with the first sliding grooves 1201; the side walls of the reset frame 301 opposite to the first sliding groove 1201 are provided with grooves 22 matched with the clamping plates 21; the second hydraulic telescopic rod 5 and the third hydraulic telescopic rod 6 are both communicated with a first hydraulic pipeline 7; a fourth hydraulic telescopic rod 11 is arranged at the bottom of the first limiting plate 12, the fourth hydraulic telescopic rod 11 is communicated with the second hydraulic pipeline 23, the fourth hydraulic telescopic rod 11 is fixedly connected with a bottom plate 302, the bottom plate 302 is fixedly connected with the surface of the pier 1, and the bottom plate 302 is movably connected with a reset frame 301; the first hydraulic pipeline 7 is communicated with the first hydraulic telescopic rod 4, and the middle part of the first hydraulic pipeline 7 is communicated with the first oil filling pipe 24.
Four supporting structures 2 are symmetrically and fixedly mounted on the side wall of the pier 1, moving plates 13 are fixedly mounted at the tops of the two supporting structures 2, the top of each moving plate 13 is fixedly connected with the side wall of a double-acting hydraulic rod 10 through a fixing block, buffering assemblies 14 are arranged at two ends of each double-acting hydraulic rod 10, an oil cylinder at one end of each double-acting hydraulic rod 10 is communicated with a second hydraulic pipeline 23, an oil cylinder at the other end of each double-acting hydraulic rod 10 is communicated with a third hydraulic oil filling pipe 26, and the middle part of each second hydraulic pipeline 23 is communicated with a second oil filling pipe 25.
The buffer assembly 14 comprises mounting frames 1401, the inner side wall of each mounting frame 1401 is symmetrically and fixedly provided with hydraulic dampers 15, one ends of the hydraulic dampers 15 are jointly and fixedly provided with a contact plate 16, the side wall of the contact plate 16 is provided with a corrosion-resistant pad 17, and an expansion link 18 is fixedly arranged between the contact plate 16 and the mounting frame 1401; the corrosion pad 17 is provided to absorb shock and protect the interface between the contact plate 16 and the bridge from damage caused by high pressure contact.
According to the invention, through the mutual cooperation of the double-acting hydraulic rod 10, the buffer component 14, the supporting structure 2, the first hydraulic telescopic rod 4, the second hydraulic telescopic rod 5, the third hydraulic telescopic rod 6 and the like, on the first hand, the threaded rod 205 is driven to rotate by rotating the turntable, so that the position of the second limiting plate 206 is adjusted, the purpose of limiting the moving range of the supporting plate 204 is achieved, the device is in the optimal working state, and the applicability of the device is improved by adjusting the moving range, so that the device is suitable for bridges with different structures; in the second aspect, through the mutual matching among the double-acting hydraulic rod 10, the buffer component 14, the supporting structure 2, the first hydraulic telescopic rod 4, the second hydraulic telescopic rod 5, the third hydraulic telescopic rod 6 and the like, the counterweight 9 not only can perform buffering, force unloading and resetting functions on the transverse movement of the bridge, but also can perform buffering, force unloading and resetting functions on the longitudinal movement of the bridge; in the third aspect, the first hydraulic pipeline 7, the second hydraulic pipeline 23, the first oil filling pipe 24 and the like are matched with each other, so that the bridge can be buffered and unloaded, the bridge can be leveled, and the applicability of the device is improved.
The supporting structure 2 comprises a supporting frame 201, a ball plate 202 is fixedly mounted at the inner bottom of the supporting frame 201, a supporting rod 203 is fixedly mounted on the inner side wall of the supporting frame 201, a supporting plate 204 is movably mounted on the outer portion of the supporting rod 203, a threaded rod 205 is mounted on the side wall of the supporting frame 201 in a threaded mode, and a second limiting plate 206 is fixedly mounted at one end of each threaded rod 205; drive threaded rod 205 through rotating the carousel and rotate to the position of adjustment second limiting plate 206 reaches the purpose of restriction backup pad 204 moving range, and too big moving range that leads to movable plate 13 of moving range when backup pad 204's moving range is too big, when the bridge takes place to remove, the buffering sensitivity of device can be very big reduction, needs to control suitable moving range, makes the device be in best operating condition, improves the suitability of device through adjusting moving range, with the bridge that is applicable to different structures.
The hydraulic damper 15 is four in number, and the quantity of telescopic link 18 is eight, and eight telescopic link 18's outside all is provided with first spring 19, through setting up first spring 19, makes first spring 19 assist hydraulic damper 15 to reset.
The bottom plate 302 and the pier 1 are in a pre-embedded mode, and the bottom plate 302 and the pier 1 are fixedly connected.
The contact plate 16 is provided with a threaded hole, the corrosion-resistant pad 17 is provided with a first counter bore and a second counter bore, the first counter bore is larger than the second counter bore, the contact plate 16 is connected with the corrosion-resistant pad 17 through a bolt, and the bolt penetrates through the second counter bore and is fixedly connected with the threaded hole in the contact plate 16.
The first piston is fixedly mounted at one end of each of the first hydraulic telescopic rod 4, the second hydraulic telescopic rod 5, the third hydraulic telescopic rod 6 and the fourth hydraulic telescopic rod 11, and the first hydraulic telescopic rod 4 and the mounting frame 1401 are fixedly mounted.
Five reinforcing plates are fixedly installed between the installation frame 1401 and the moving plate 13, and eight telescopic rods 18 are arranged among the four hydraulic dampers 15.
The through-hole has been seted up to the lateral wall of backup pad 204, and the inside fixed mounting of through-hole has linear bearing, and linear bearing sets up on the surface of bracing piece 203, and the one end fixed mounting that two threaded rods 205 kept away from second limiting plate 206 has the carousel. Through setting up the carousel, the convenience is to bearing structure 2's regulation.
The bottom plate 302 is provided with a hole and a through groove for the first hydraulic pipeline 7 and the second hydraulic pipeline 23 to pass through. Through opening hole and logical groove in bottom plate 302, make first hydraulic pressure pipeline 7 and second hydraulic pressure pipeline 23 hide in hole and logical inslot, avoid because of long-term insolate, influence the life of equipment.
The double-acting hydraulic rod 10 comprises a cylinder body 1001, a second piston 1004 is slidably connected in the cylinder body 1001, the second piston 1004 divides the inner cavity of the cylinder body 1001 into a first hydraulic oil cylinder 1005 and a second hydraulic oil cylinder 1002, and a hydraulic rod 1003 is fixedly connected to one side of the second piston 1004 far away from the reset frame 301.
Carry out the installation of device on pier 1, then carry out the installation of bridge, drive threaded rod 205 through rotating the carousel and rotate, thereby adjust the position of second limiting plate 206, reach the purpose of restriction backup pad 204 moving range, the moving range that leads to movable plate 13 when backup pad 204's moving range is too big, when the bridge takes place to remove, the very big reduction of buffering sensitivity of device can, need control suitable moving range, make the device be in the best operating condition, through adjusting the suitability that moving range improved device, in order to be applicable to the bridge of not isostructure.
After the supporting structure 2 is adjusted, the second hydraulic pipeline 23 is filled with oil through the second oil filling pipe 25, oil in the second hydraulic pipeline 23 is increased, the oil pressure is increased, the fourth hydraulic telescopic rod 11 is pushed to extend, the fourth hydraulic telescopic rod 11 is extended and pushes the first limiting plate 12 to move upwards, and the position height of the first limiting plate 12 is controlled by controlling the amount of the oil added into the second hydraulic pipeline 23; the position height of the first limiting plate 12 is controlled by controlling the amount of the oil added into the second hydraulic pipeline 23; because the balancing weight 9 is arranged in the reset frame 301, the lifting distance of the balancing weight 9 in the reset frame 301 is limited, the initial position of the balancing weight 9 is controlled by adjusting the height of the first limiting plate 12, and then the movable distance of the balancing weight 9 is controlled, the movable distance is the maximum distance of stress deflection of the bridge, when the bridge exceeds the deflection distance, the bridge is damaged, and the bridge is protected by limiting the movable distance; after the first limiting plate 12 is adjusted to a proper position, the first hydraulic pipeline 7 is filled with oil through the first oil filling pipe 24, as the oil in the first hydraulic pipeline 7 is increased, the hydraulic pressure in the first hydraulic pipeline 7 is increased, the third hydraulic telescopic rod 6 is extended and pushes the snap-gauge 21 to be inserted into the groove 22, so that the first limiting plate 12 is locked with the reset frame 301, then the other oil cylinder of the double-acting hydraulic rod 10 is filled with oil through the third hydraulic oil filling pipe 26, meanwhile, the second hydraulic pipeline 23 is drained through the second oil filling pipe 25, when the second piston 1004 in the double-acting hydraulic rod 10 moves to one end communicated with the second hydraulic pipeline 23, the drainage of the second hydraulic pipeline 23 is stopped, then the third hydraulic oil pipe 26 and the second oil filling pipe 25 are filled simultaneously, the pressures on the left side and the right side of the second piston 1004 of the double-acting hydraulic rod 10 are the same in the filling process, because the pressures on the left side and the right side of the second piston 1004 are the same, the second piston 1004 is always kept at one end of the double-acting hydraulic rod 10, which is communicated with the second hydraulic pipeline 23, in the filling process, the oil pressure in the second hydraulic pipeline 23 is increased and the fourth hydraulic telescopic rod 11 is pushed to extend, the fourth hydraulic telescopic rod 11 extends and pushes the whole reset frame 301 to ascend, and the whole reset frame is contacted with the bridge and forms a certain support for the bridge, the extending length of the fourth hydraulic telescopic rod 11 is controlled by controlling the oil injection amount on the left side and the right side of the bridge pier 1, the leveling in the bridge installation process is realized, and the bridge installation can be further completed.
When the bridge is transversely moved by an external force, the bridge contacts and extrudes the contact plate 16 and moves the contact plate 16, at the moment, the hydraulic damper 15, the telescopic rod 18 and the first spring 19 are all contracted and drive the moving plate 13 to move, so that the buffer function is realized, energy needs to be discharged due to the huge stress of the bridge, the contact plate 16 moves to push the buffer component 14 to contract and push the buffer component 14 to slide in the second chute of the moving plate 13, because the end, communicated with the second hydraulic pipeline 23, of the second piston 1004 in the double-acting hydraulic rod 10 is attached to the end, communicated with the second hydraulic pipeline 23, of the double-acting hydraulic rod 10, oil in the double-acting hydraulic rod 10 is not compressed and does not influence the oil pressure in the second hydraulic pipeline 23, so that the buffer component 14 directly pushes the other buffer component 14 through the double-acting hydraulic rod 10, the other buffer component 14 pushes the first hydraulic rod 4 to move towards the fixed plate, and the second hydraulic telescopic rod 5 moves upwards by the transmission of the oil, the second hydraulic telescopic rod 5 moves upwards to push the containing plate 8 and the balancing weight 9 to move upwards together, so that energy is consumed, buffering and energy absorption are realized, and the transverse movement of the bridge is reduced; after the bridge stops the atress, because no external force supports and leads to balancing weight 9 to move down, until balancing weight 9 and first limiting plate 12 contact, balancing weight 9 removes the in-process and utilizes second hydraulic telescoping rod 5, fluid, first hydraulic telescoping rod 4 to realize the transmission for movable plate 13 resets, and the device realizes buffering, the power of unloading and the reset function to the bridge atress at whole process.
When the bridge is longitudinally moved by an external force, the bridge presses the reset frame 301 and causes the reset frame 301 to press the fourth hydraulic telescopic rod 11, the fourth hydraulic telescopic rod 11 is pressed by the second hydraulic pipeline 23 of the fourth hydraulic telescopic rod to be hydraulically lifted, so that the hydraulic pressure in the second hydraulic pipeline 23 is higher than the hydraulic pressure on the other side of the second piston 1004 of the double-acting hydraulic rod 10, the oil in the second hydraulic pipeline 23 pushes the second piston 1004 to move towards one end far away from the second hydraulic pipeline 23, the second piston 1004 moves to push the double-acting hydraulic rod 10 to extend, the double-acting hydraulic rod 10 extends to firstly push the buffer assembly 14 far away from the reset frame 301 to move towards the direction far away from the reset frame 301, the buffer assembly 14 contacts with the bridge and presses the bridge, thereby increasing the transverse stability of the bridge, when the buffer assembly 14 contacts with the bridge and presses the bridge, because no extrusion force exists in the buffer assembly 14 near the reset frame 301, under the extrusion force of the bridge on the buffer assembly 14 in reaction action, the double-acting hydraulic rod 10 pushes the buffer component 14 to move towards the direction close to the reset frame 301 and extrude the fixed plate, when the buffer components 14 on the two sides of the double-acting hydraulic rod 10 are all extruded, the buffer component 14 close to the reset frame 301 pushes the buffer component 14 to push the first hydraulic telescopic rod 4 to move towards the fixed plate, the second hydraulic telescopic rod 5 moves upwards by oil transmission, the second hydraulic telescopic rod 5 moves upwards to push the containing plate 8 and the counterweight 9 to move upwards together, energy is consumed, buffer absorption energy is realized, and longitudinal movement of a bridge is reduced; after the bridge stops atress, because no external force supports and leads to balancing weight 9 to move down, until balancing weight 9 and first limiting plate 12 contact, balancing weight 9 removes the in-process and utilizes second hydraulic telescoping rod 5, fluid, first hydraulic telescoping rod 4 to realize the transmission for movable plate 13, two effect hydraulic stem 10 reset, and the device realizes buffering, the power of unloading and the reset function to the vertical atress of bridge at whole process.
According to the invention, through the mutual cooperation of the double-acting hydraulic rod 10, the buffer component 14, the supporting structure 2, the first hydraulic telescopic rod 4, the second hydraulic telescopic rod 5, the third hydraulic telescopic rod 6 and the like, on the first hand, the threaded rod 205 is driven to rotate by rotating the turntable, so that the position of the second limiting plate 206 is adjusted, the purpose of limiting the moving range of the supporting plate 204 is achieved, the device is in the optimal working state, and the applicability of the device is improved by adjusting the moving range, so that the device is suitable for bridges with different structures; in the second aspect, through the mutual matching among the double-acting hydraulic rod 10, the buffer component 14, the supporting structure 2, the first hydraulic telescopic rod 4, the second hydraulic telescopic rod 5, the third hydraulic telescopic rod 6 and the like, the counterweight 9 not only can perform buffering, force unloading and resetting functions on the transverse movement of the bridge, but also can perform buffering, force unloading and resetting functions on the longitudinal movement of the bridge; in the third aspect, the first hydraulic pipeline 7, the second hydraulic pipeline 23, the first oil filling pipe 24 and the like are matched with each other, so that the bridge can be buffered and unloaded, the bridge can be leveled, and the applicability of the device is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (9)
1. The utility model provides a take combination bridge dog of automatic re-setting function, includes pier (1), its characterized in that: two reset components (3) are symmetrically and fixedly arranged on the surface of the pier (1); the reset assembly (3) comprises a reset frame (301) and a bottom plate (302); the top of the reset frame (301) is provided with a rubber shock insulation pad (20), a containing plate (8) is arranged in the reset frame (301), a fixing plate is fixedly arranged on the pier (1) at one side outside the reset frame (301), and a first hydraulic telescopic rod (4) is fixed on the fixing plate; the top of the containing plate (8) is fixedly provided with a balancing weight (9), and the bottom of the containing plate (8) is fixedly connected with the second hydraulic telescopic rod (5); the other end of the second hydraulic telescopic rod (5) is fixedly connected with a first limiting plate (12); two sides of the first limiting plate (12) are provided with first sliding chutes (1201); a third hydraulic telescopic rod (6) is arranged in the first sliding groove (1201); one sides of the third hydraulic telescopic rods (6) which are far away from each other are fixedly connected with clamping plates (21) which are in sliding fit with the first sliding grooves (1201); the side walls of the reset frame (301) opposite to the first sliding groove (1201) are provided with grooves (22) matched with the clamping plates (21); the second hydraulic telescopic rod (5) and the third hydraulic telescopic rod (6) are communicated with a first hydraulic pipeline (7); a fourth hydraulic telescopic rod (11) is arranged at the bottom of the first limiting plate (12), the fourth hydraulic telescopic rod (11) is communicated with a second hydraulic pipeline (23), the fourth hydraulic telescopic rod (11) is fixedly connected with a bottom plate (302), the bottom plate (302) is fixedly connected with the surface of the pier (1), and the bottom plate (302) is movably connected with a reset frame (301); the first hydraulic pipeline (7) is communicated with the first hydraulic telescopic rod (4), and the middle part of the first hydraulic pipeline (7) is communicated with the first oil filling pipe (24); the side wall of the pier (1) is symmetrically and fixedly provided with four supporting structures (2), the tops of the two supporting structures (2) are fixedly provided with moving plates (13), the top of each moving plate (13) is fixedly connected with the side wall of a double-acting hydraulic rod (10) through a fixing block, two ends of each double-acting hydraulic rod (10) are provided with buffer components (14), an oil cylinder at one end of each double-acting hydraulic rod (10) is communicated with a second hydraulic pipeline (23), an oil cylinder at the other end of each double-acting hydraulic rod (10) is communicated with a third hydraulic oil filling pipe (26), and the middle part of each second hydraulic pipeline (23) is communicated with a second oil filling pipe (25); the buffer assembly (14) comprises mounting frames (1401), hydraulic dampers (15) are symmetrically and fixedly mounted on the inner side wall of each mounting frame (1401), a contact plate (16) is fixedly mounted at one end of each hydraulic damper (15) together, a corrosion-resistant pad (17) is arranged on the side wall of each contact plate (16), and a telescopic rod (18) is fixedly mounted between each contact plate (16) and the corresponding mounting frame (1401); bearing structure (2) include carriage (201), the interior bottom fixed mounting of carriage (201) has ball board (202), the inside wall fixed mounting of carriage (201) has bracing piece (203), the outside movable mounting of bracing piece (203) has backup pad (204), threaded rod (205) are installed to the lateral wall screw thread of carriage (201), the equal fixed mounting in one end of threaded rod (205) has second limiting plate (206).
2. The combined bridge stop block with the automatic reset function according to claim 1, characterized in that: the hydraulic damper (15) is four in number, the telescopic link (18) is eight in number, and eight the outside of telescopic link (18) all is provided with first spring (19).
3. The combined bridge stop block with the automatic reset function according to claim 1, characterized in that: the base plate (302) and the bridge pier (1) adopt a pre-embedded mode, and the base plate (302) is fixedly connected with the bridge pier (1).
4. The combined bridge stop block with the automatic reset function according to claim 1, characterized in that: the anti-corrosion device is characterized in that a threaded hole is formed in the contact plate (16), a first counter bore and a second counter bore are formed in the anti-corrosion pad (17), the first counter bore is larger than the second counter bore, the contact plate (16) is connected with the anti-corrosion pad (17) through a bolt, and the bolt penetrates through the second counter bore and is fixedly connected with the threaded hole in the contact plate (16).
5. The combined bridge stop block with the automatic reset function according to claim 1, characterized in that: the piston type hydraulic telescopic rod comprises a first hydraulic telescopic rod (4), a second hydraulic telescopic rod (5), a third hydraulic telescopic rod (6) and a fourth hydraulic telescopic rod (11), wherein a first piston is fixedly mounted at one end of each of the first hydraulic telescopic rod (4), the second hydraulic telescopic rod (5), the third hydraulic telescopic rod (6) and the fourth hydraulic telescopic rod (11), and the first hydraulic telescopic rod (4) and the mounting frame (1401) are fixedly mounted.
6. The combined bridge stop with the automatic reset function according to claim 2, wherein: five reinforcing plates are fixedly installed between the installation frame (1401) and the moving plate (13), and eight telescopic rods (18) are arranged among the four hydraulic dampers (15).
7. The combined bridge stop block with the automatic reset function according to claim 1, characterized in that: the through-hole has been seted up to the lateral wall of backup pad (204), the inside fixed mounting of through-hole has linear bearing, linear bearing sets up on the surface of bracing piece (203), two the one end fixed mounting that second limiting plate (206) was kept away from in threaded rod (205) has the carousel.
8. The combined bridge stop block with the automatic reset function according to claim 1, characterized in that: holes and through grooves for the first hydraulic pipeline (7) and the second hydraulic pipeline (23) to penetrate through are formed in the bottom plate (302).
9. The combined bridge stop block with the automatic reset function according to claim 1, characterized in that: the double-acting hydraulic rod (10) comprises a cylinder body (1001), a second piston (1004) is connected in the cylinder body (1001) in a sliding mode, the inner cavity of the cylinder body (1001) is divided into a first hydraulic oil cylinder (1005) and a second hydraulic oil cylinder (1002) by the second piston (1004), and the hydraulic rod (1003) is fixedly connected to one side, far away from the reset frame (301), of the second piston (1004).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117305.7A CN113756179B (en) | 2021-09-23 | 2021-09-23 | Take automatic re-setting function's combination bridge dog |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117305.7A CN113756179B (en) | 2021-09-23 | 2021-09-23 | Take automatic re-setting function's combination bridge dog |
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| Publication Number | Publication Date |
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| CN113756179A CN113756179A (en) | 2021-12-07 |
| CN113756179B true CN113756179B (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111117305.7A Active CN113756179B (en) | 2021-09-23 | 2021-09-23 | Take automatic re-setting function's combination bridge dog |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291797A (en) * | 2013-03-15 | 2013-09-11 | 尹学军 | Friction damper |
| JP2014077267A (en) * | 2012-10-10 | 2014-05-01 | Koichi Suchi | Manufacturing method of composite integrated structure in accordance with vital principle of plants, material and application |
| CN110485263A (en) * | 2019-08-09 | 2019-11-22 | 南昌大学 | A kind of multidirectional limit energy consumption anti-seismic stop structure of Self-resetting |
| CN213114346U (en) * | 2020-07-06 | 2021-05-04 | 郑州大学 | Bridge pier stud resetting means that rectifies |
| CN113062275A (en) * | 2021-03-29 | 2021-07-02 | 西安建筑科技大学 | Assembled bridge pier buffer stop |
| CN213743465U (en) * | 2020-11-03 | 2021-07-20 | 金刚 | Supporting device for road, bridge and tunnel construction |
-
2021
- 2021-09-23 CN CN202111117305.7A patent/CN113756179B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014077267A (en) * | 2012-10-10 | 2014-05-01 | Koichi Suchi | Manufacturing method of composite integrated structure in accordance with vital principle of plants, material and application |
| CN103291797A (en) * | 2013-03-15 | 2013-09-11 | 尹学军 | Friction damper |
| CN110485263A (en) * | 2019-08-09 | 2019-11-22 | 南昌大学 | A kind of multidirectional limit energy consumption anti-seismic stop structure of Self-resetting |
| CN213114346U (en) * | 2020-07-06 | 2021-05-04 | 郑州大学 | Bridge pier stud resetting means that rectifies |
| CN213743465U (en) * | 2020-11-03 | 2021-07-20 | 金刚 | Supporting device for road, bridge and tunnel construction |
| CN113062275A (en) * | 2021-03-29 | 2021-07-02 | 西安建筑科技大学 | Assembled bridge pier buffer stop |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113756179A (en) | 2021-12-07 |
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