CN114508044A - Highway bridge pier anti-settlement device - Google Patents
Highway bridge pier anti-settlement device Download PDFInfo
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- CN114508044A CN114508044A CN202210340468.XA CN202210340468A CN114508044A CN 114508044 A CN114508044 A CN 114508044A CN 202210340468 A CN202210340468 A CN 202210340468A CN 114508044 A CN114508044 A CN 114508044A
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- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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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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- 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
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a highway bridge pier anti-settlement device, and belongs to the field of highway bridges. The utility model provides a highway bridge pier prevents subsiding device, includes that the lower extreme is equipped with the bridge of two piers, still includes: the two upper cylinders are fixedly connected to two sides of the lower end of the bridge; the lower ends of the two upper cylinders are respectively aligned with the upper ends of the two lower cylinders in the axial direction; the device groove is arranged at the lower end of the upper cylinder, a driving motor is fixedly arranged in the device groove, and a lifting mechanism connected with the driving motor is arranged between the upper cylinder and the lower cylinder; the annular inclined plane is arranged on the periphery of the lower end of the upper cylinder, and a plurality of jacking blocks which are distributed circumferentially are connected between the upper cylinder and the lower cylinder through an automatic jacking mechanism; the method can timely and automatically correct the bridge, and cannot influence the normal use of the bridge, so that the potential safety hazard of the bridge in use is greatly reduced.
Description
Technical Field
The invention relates to the technical field of highway bridges, in particular to a highway bridge pier anti-settlement device.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting position of the bridge span structure and the bridge pier or the bridge abutment; the attached structure refers to bridge end lapping plate, taper slope protection, bank protection, diversion engineering, etc.
After the bridge is built, the detection device is required to be regularly used for carrying out settlement detection on the bridge, when the bridge is settled obviously, the signal is required to be transmitted to a maintenance department, a worker can carry out on-site overhaul and rescue work, when the worker does not find the settlement problem of the bridge in time, huge potential safety hazards can exist in the use of the bridge, a large amount of manpower and material resources can be consumed when the worker carries out rescue work, and the normal use of the bridge can be influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a highway bridge pier anti-settling device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a highway bridge pier prevents subsiding device, includes that the lower extreme is equipped with the bridge of two piers, still includes: the two upper cylinders are fixedly connected to two sides of the lower end of the bridge; the lower ends of the two upper cylinders are respectively aligned with the upper ends of the two lower cylinders in the axial direction; the device groove is arranged at the lower end of the upper cylinder, a driving motor is fixedly arranged in the device groove, and a lifting mechanism connected with the driving motor is arranged between the upper cylinder and the lower cylinder; the annular inclined plane is arranged around the lower end of the upper cylinder, a plurality of jacking blocks which are distributed circumferentially are connected between the upper cylinder and the lower cylinder through an automatic jacking mechanism, and stress inclined planes matched with the annular inclined plane are arranged at the upper ends of the jacking blocks; and the two device boxes are fixedly connected to the left side and the right side of the bridge, and automatic trigger assemblies connected with the driving motor are arranged in the two device boxes.
Carry out the jacking correction for the automatic bridge to the slope, preferably, hoist mechanism is including rotating a plurality of threaded rods of connection at last cylinder lower extreme, and is a plurality of the threaded rod circumference distributes at last cylindrical lower extreme, and is a plurality of the equal threaded connection of lower extreme outer wall of threaded rod has the screw sleeve, and is a plurality of the screw sleeve all leads to the moving mechanism and connects cylindrical upper end down, it is connected with the ring to go up cylindrical lower extreme rotation, ring gear in the inner wall fixedly connected with of ring, driving motor's output fixed mounting has the driving gear of being connected with interior ring gear meshing, and is a plurality of the equal fixed mounting in upper end of threaded rod has driven gear, the outer wall fixedly connected with of ring and the outer ring gear that a plurality of driven gear meshing are connected.
In order to reduce the downward pressure of the threaded rod on the bridge, the movable mechanism comprises a plurality of longitudinal sliding holes arranged at the upper end of the lower cylinder, the threaded sleeves are respectively and slidably connected into the longitudinal sliding holes, the lower ends of the threaded sleeves are fixedly connected with supporting tubes, and the inner bottoms of the longitudinal sliding holes are provided with sliding cavities matched with the supporting tubes.
In order to prevent the threaded rod from being damaged and incapable of supporting the bridge, preferably, the automatic jacking mechanism comprises an annular cover fixedly connected to the periphery of the lower cylinder, and the jacking blocks are elastically connected with the inner wall of the annular cover through jacking springs.
In order to enable the driving motor to be automatically started to correct the inclined bridge, furthermore, the automatic triggering mechanism comprises sliding blocks which are connected in the two device boxes in a sliding mode, the inner walls of the two sides of the device boxes are respectively and fixedly provided with a forward rotation button and a reverse rotation button, the sliding blocks are elastically connected with the inner walls of the device boxes through elastic ropes, the inner top of the sliding cavity is fixedly provided with a stop button, and the forward rotation button, the reverse rotation button and the stop button are electrically connected with the driving motor through controllers.
In order to ensure that the top block slides more stably, the upper end of the lower cylinder is provided with a slide way matched with the lower end of the top block.
In order to effectively reduce the frictional force between slider and the device box inner wall, further, the outer wall of slider is rotated through the pivot and is installed a plurality of pulleys, and is a plurality of the pulley all laminates with the inner wall of device box mutually.
In order to effectively improve the stability between the lower cylinder and the pier, preferably, the lower end of the lower cylinder is provided with a plurality of rib plates fixedly connected with the pier.
In order to effectively improve the supporting stability of the top block, preferably, the surfaces of the annular inclined plane and the stressed inclined plane are both provided with stripe-shaped anti-slip stripes.
In order to prevent dust from entering the interior of the annular cover from the upper port of the annular cover, the upper port of the annular cover is further provided with a sealing ring which is abutted against the outer wall of the upper cylinder.
Compared with the prior art, the invention provides a highway bridge pier anti-settlement device, which has the following beneficial effects:
1. according to the anti-settlement device for the highway bridge pier, the threaded rod is driven to rotate by the driving motor, and the threaded rod drives the upper cylinder to slide upwards under the action of the threaded sleeve, so that the sunken side of the bridge is jacked upwards, the bridge can be corrected timely and automatically, and the normal use of the bridge cannot be influenced;
2. according to the anti-settlement device for the highway bridge pier, the jacking block can be jacked into the slide way through the elastic force of the jacking spring, so that the stressed inclined plane at the upper end of the jacking block always jacks on the annular inclined plane, the jacking block can effectively share the downward pressing gravity of the bridge on the threaded rod, and the threaded rod is prevented from being damaged and being incapable of supporting the bridge;
3. according to the anti-settlement device for the highway bridge pier, the driving motor is driven to rotate reversely through the reverse rotation button, so that the threaded sleeve and the supporting tube are driven to slide upwards, when the supporting tube is pushed to the stop button at the top in the sliding cavity, the driving motor can be stopped automatically, the threaded rod is not pressed by a bridge at the moment, and the ejector block can bear the downward pressure of the bridge completely, so that the threaded rod is not damaged easily;
4. this public road bridge pier prevents subsiding device can make the slider slide to the corotation button through the bridge of slope, and the corotation button then can automatic start driving motor, and driving motor then can drive the cylinder and upwards slide, and realizes revising the bridge automatically, makes the revision of bridge more timely, greatly reduced the potential safety hazard of bridge use.
Drawings
FIG. 1 is a schematic sectional view of an anti-settlement device for a bridge pier of a highway bridge, which is provided by the invention;
FIG. 2 is a schematic view of a partial structure of the anti-settlement device for a highway bridge pier shown in FIG. 1;
FIG. 3 is a schematic view of a local axial measurement structure of the anti-settlement device for a highway bridge pier provided by the invention;
fig. 4 is a schematic structural view of a position a in fig. 2 of the anti-settlement device for a highway bridge pier provided by the invention;
fig. 5 is a schematic structural view of a settlement preventing device for a bridge pier of a highway bridge shown in fig. 2 at the position B;
fig. 6 is a schematic structural view of a settlement preventing device for a bridge pier of a highway bridge shown at the position C in fig. 2;
fig. 7 is a sectional structure diagram of a device box of the anti-settlement device for the bridge pier of the highway bridge provided by the invention.
In the figure: 1. a bridge; 2. a bridge pier; 3. an upper cylinder; 4. a lower cylinder; 5. a threaded rod; 6. a threaded bushing; 7. a longitudinal slide hole; 8. supporting a tube; 9. a slide chamber; 10. a pulley; 11. a device slot; 12. a drive motor; 13. a driving gear; 14. a circular ring; 15. an inner ring gear; 16. a driven gear; 17. an outer ring gear; 18. a slideway; 19. a top block; 20. an annular shroud; 21. the spring is tightly propped; 22. an annular bevel; 23. a device cartridge; 24. a slider; 25. a forward rotation button; 26. an elastic cord; 27. a reverse button; 28. a stop button; 29. a rib plate; 30. a force-bearing inclined plane; 31. a rotating shaft.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-7, a highway bridge pier anti-settlement device comprises a bridge 1 with two piers 2 at the lower end, and further comprises: the two upper cylinders 3 are fixedly connected to two sides of the lower end of the bridge 1; the two lower cylinders 4 are fixedly connected to the upper ends of the two piers 2, wherein the lower ends of the two upper cylinders 3 are respectively aligned with the upper ends of the two lower cylinders 4 in the axial direction; the device groove 11 is arranged at the lower end of the upper cylinder 3, wherein a driving motor 12 is fixedly arranged in the device groove 11, and a lifting mechanism connected with the driving motor 12 is arranged between the upper cylinder 3 and the lower cylinder 4; the annular inclined plane 22 is arranged around the lower end of the upper cylinder 3, wherein a plurality of jacking blocks 19 which are circumferentially distributed are connected between the upper cylinder 3 and the lower cylinder 4 through an automatic jacking mechanism, and the upper ends of the jacking blocks 19 are provided with stressed inclined planes 30 matched with the annular inclined plane 22; two device boxes 23, fixed connection is in the left and right sides of bridge 1, wherein, all be equipped with the auto-triggering subassembly of being connected with driving motor 12 in two device boxes 23, when bridge 1 because pier 2 sinks the slope, the auto-triggering subassembly can make driving motor 12 start, driving motor 12 then can drive through hoist mechanism and go up cylinder 3 lapse, thereby make the one side jack-up that sinks bridge 1, can be timely and automatic revise bridge 1, and can not influence the normal use of bridge 1, and during this period, go up cylinder 3 and the clearance between the cylinder 4 down can the grow, so kicking block 19 can effectively share threaded rod 5 under the effect of the tight mechanism of automatic top and receive the gravity that pushes down of bridge 1, prevent that threaded rod 5 from damaging and unable support bridge 1.
Furthermore, the lower end of the lower column 4 is provided with a plurality of rib plates 29 fixedly connected with the pier 2, so that the stability between the lower column 4 and the pier 2 is effectively improved.
Furthermore, the surfaces of the annular inclined surface 22 and the stressed inclined surface 30 are both provided with stripe-shaped anti-slip stripes, so that the supporting stability of the top block 19 can be effectively improved.
Example 2:
referring to fig. 1, 2, 4 and 5, basically the same as in embodiment 1, further: the lifting mechanism comprises a plurality of threaded rods 5 which are rotatably connected to the lower end of the upper cylinder 3, the plurality of threaded rods 5 are circumferentially distributed at the lower end of the upper cylinder 3, the outer walls of the lower ends of the plurality of threaded rods 5 are in threaded connection with threaded sleeves 6, the plurality of threaded sleeves 6 are connected to the upper end of the lower cylinder 4 through movable mechanisms, the lower end of the upper cylinder 3 is rotatably connected with a ring 14, the inner wall of the ring 14 is fixedly connected with an inner ring gear 15, the output end of a driving motor 12 is fixedly provided with a driving gear 13 which is meshed with the inner ring gear 15, the upper ends of the plurality of threaded rods 5 are fixedly provided with driven gears 16, and the outer wall of the ring 14 is fixedly connected with an outer ring gear 17 which is meshed with the plurality of driven gears 16;
the movable mechanism comprises a plurality of longitudinal sliding holes 7 arranged at the upper end of the lower cylinder 4, a plurality of threaded sleeves 6 are respectively connected in the longitudinal sliding holes 7 in a sliding manner, the lower ends of the threaded sleeves 6 are fixedly connected with supporting pipes 8, sliding cavities 9 matched with the supporting pipes 8 are arranged at the inner bottoms of the longitudinal sliding holes 7, when the bridge 1 sinks and inclines because of a bridge pier 2, the automatic trigger component can enable the driving motor 12 to be started, the driving motor 12 can drive the inner ring gear 15 to rotate through the driving gear 13, the inner ring gear 15 can drive the ring 14 to rotate, the ring 14 can drive the driven gears 16 to rotate through the outer ring gear 17, the driven gears 16 can drive the threaded rods 5 to rotate, as the threaded rods 5 are all rotatably connected at the lower end of the upper cylinder 3, the threaded rods 5 can be conveniently rotated, and then the threaded sleeves 6 can slide downwards through the threaded rods 5, when the bottom of smooth chamber 9 is pushed up on the stay tube 8, threaded rod 5 then can drive the upwards slip of cylinder 3, thereby make the one side of sinking bridge 1 jack-up that makes progress, can be timely and automatic revise bridge 1, and can not influence the normal use of bridge 1, and during this period, go up cylinder 3 and the clearance between the cylinder 4 can the grow down, then kicking block 19 can effectively share threaded rod 5 and receive the gravity that pushes down of bridge 1 under the effect of the tight mechanism in automatic top, prevent that threaded rod 5 from damaging and can't support bridge 1.
Example 3:
referring to fig. 1 to 3 and fig. 6, basically the same as in embodiment 1, further: the automatic jacking mechanism comprises an annular cover 20 fixedly connected around the lower cylinder 4, a plurality of jacking blocks 19 are elastically connected with the inner wall of the annular cover 20 through jacking springs 21, the upper end of the lower cylinder 4 is provided with a slide way 18 matched with the lower end of the jacking block 19, when the bridge 1 is sunk and inclined because of a pier 2, the automatic trigger assembly can enable the driving motor 12 to be started, the driving motor 12 can drive the inner annular gear 15 to rotate through the driving gear 13, the inner annular gear 15 can drive the circular ring 14 to rotate, the circular ring 14 can drive the driven gears 16 to rotate through the outer annular gear 17, the driven gears 16 can drive the threaded rod 5 to rotate, the threaded rod 5 can enable the threaded sleeve 6 to slide downwards, when the supporting tube 8 jacks the bottom of the sliding cavity 9, the threaded rod 5 can drive the upper cylinder 3 to slide upwards, so that the sunk side of the bridge 1 is jacked upwards, and the bridge 1 can be timely and automatically corrected, and can not influence the normal use of bridge 1, and during this period, the clearance between upper cylinder 3 and the lower cylinder 4 can grow, and then kicking block 19 can be pushed up in slide 18 under the effect of top tension spring 21 to make the atress inclined plane 30 of kicking block 19 upper end push up on annular inclined plane 22 all the time, kicking block 19 then can effectively share threaded rod 5 and receive the weight of pushing down of bridge 1, prevent that threaded rod 5 from damaging and can't support bridge 1.
Furthermore, the upper port of the annular cover 20 is provided with a sealing ring which is abutted against the outer wall of the upper cylinder 3, and the sealing ring can effectively seal the upper port of the annular cover 20 and the outer wall of the upper cylinder 3, so that dust is prevented from entering the annular cover 20 from the upper port thereof, and the working stability of the threaded rod 5 can be ensured.
Example 4:
referring to fig. 1, 5 and 7, basically the same as embodiment 1, further: the automatic trigger mechanism comprises sliders 24 connected in the two device boxes 23 in a sliding manner, forward rotation buttons 25 and reverse rotation buttons 27 are fixedly mounted on the inner walls of the two sides of the device boxes 23 respectively, the sliders 24 are elastically connected with the inner walls of the device boxes 23 through elastic ropes 26, stop buttons 28 are fixedly mounted on the inner top of the sliding cavity 9, the forward rotation buttons 25, the reverse rotation buttons 27 and the stop buttons 28 are electrically connected with the driving motor 12 through controllers, when the bridge 1 sinks and inclines because of the bridge pier 2, the sliders 24 slide to the forward rotation buttons 25 because of inclination, the driving motor 12 drives the inner annular gear 15 to rotate through the driving gear 13, the inner annular gear 15 drives the ring 14 to rotate, the ring 14 drives the plurality of driven gears 16 to rotate through the outer annular gear 17, the plurality of driven gears 16 drive the threaded rod 5 to rotate, and the threaded rod 5 drives the threaded sleeve 6 to slide downwards, when the supporting tube 8 is pushed to the bottom of the sliding cavity 9, the threaded rod 5 drives the upper cylinder 3 to slide upwards, so that the sinking side of the bridge 1 is pushed upwards, the bridge 1 can be corrected timely and automatically, and the normal use of the bridge 1 cannot be influenced, during the period, the gap between the upper cylinder 3 and the lower cylinder 4 is enlarged, then the jacking block 19 is pushed into the slideway 18 under the action of the jacking spring 21, so that the stressed inclined plane 30 at the upper end of the jacking block 19 is always jacked on the annular inclined plane 22, the jacking block 19 can effectively share the pressing gravity of the threaded rod 5 on the bridge 1, the threaded rod 5 is prevented from being damaged and failing to support the bridge 1, when the bridge 1 is completely corrected to reach a horizontal state, the sliding block 24 is pulled back to the original position by the elastic rope 26, so as to push the reversing button 27 at the other side of the device box 23, the reversing button 27 can reverse the driving motor 12, thereby driving the threaded sleeve 6 and the support tube 8 to slide upwards, when the support tube 8 is pushed to the stop button 28 at the top in the sliding cavity 9, the driving motor 12 will automatically stop, at this time, the threaded rod 5 will not be pressed by the bridge 1, and the top block 19 will completely bear the downward pressure of the bridge 1, so that the threaded rod 5 is not easy to be damaged.
Furthermore, a plurality of pulleys 10 are rotatably installed on the outer wall of the sliding block 24 through the rotating shaft 31, the plurality of pulleys 10 are attached to the inner wall of the device box 23, and when the sliding block 24 slides in the device box 23, the pulleys 10 on the outer wall of the sliding block 24 can effectively reduce the friction force between the pulleys and the inner wall of the device box 23, so that the correction work on the bridge 1 is more timely and accurate.
The working principle is as follows: in the invention, when the bridge 1 inclines due to the sinking of the bridge pier 2, the slide block 24 slides to the forward rotation button 25 due to the inclination, the driving motor 12 is started, the driving gear 13 drives the inner ring gear 15 to rotate, the inner ring gear 15 drives the ring 14 to rotate, the ring 14 drives the driven gears 16 to rotate through the outer ring gear 17, the driven gears 16 drive the threaded rod 5 to rotate, the threaded rod 5 can enable the threaded sleeve 6 to slide downwards, when the support tube 8 is pushed to the bottom of the sliding cavity 9, the threaded rod 5 can drive the upper cylinder 3 to slide upwards, so that the sinking side of the bridge 1 is pushed upwards, the bridge 1 can be corrected timely and automatically, the normal use of the bridge 1 cannot be influenced, in the period, the gap between the upper cylinder 3 and the lower cylinder 4 is increased, and the top block 19 is pushed into the slide way 18 under the action of the top spring 21, thereby make the atress inclined plane 30 of kicking block 19 upper end push up on annular inclined plane 22 all the time, kicking block 19 then can effectively share threaded rod 5 and receive the weight of pushing down of bridge 1, prevent that threaded rod 5 from damaging and can't support bridge 1, when bridge 1 revises completely and reaches the horizontality, slider 24 then can be pulled back to the original place by elastic rope 26, thereby push up the reversal button 27 of device box 23 opposite side, reversal button 27 then can make driving motor 12 reverse, thereby drive threaded sleeve 6 and stay tube 8 upwards slide, when stay tube 8 pushes up the stop button 28 at the top in sliding chamber 9, driving motor 12 then can automatic stop, at this moment threaded rod 5 does not receive the pressure of bridge 1, and kicking block 19 can bear the pushing down force of 1 completely, thereby make bridge threaded rod 5 be difficult for receiving the damage.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a highway bridge pier prevents subsiding device, includes that the lower extreme is equipped with bridge (1) of two piers (2), its characterized in that still includes:
the two upper columns (3) are propped against two sides of the lower end of the bridge (1);
two lower columns (4) fixedly connected with the upper ends of the two piers (2),
wherein the lower ends of the two upper cylinders (3) are respectively aligned with the upper ends of the two lower cylinders (4);
a device groove (11) arranged at the lower end of the upper cylinder (3),
a driving motor (12) is fixedly installed in the device groove (11), and a lifting mechanism connected with the driving motor (12) is arranged between the upper cylinder (3) and the lower cylinder (4);
an annular inclined plane (22) arranged around the lower end of the upper cylinder (3),
a plurality of jacking blocks (19) which are distributed circumferentially are connected between the upper cylinder (3) and the lower cylinder (4) through an automatic jacking mechanism, and the upper ends of the jacking blocks (19) are provided with stressed inclined planes (30) matched with the annular inclined planes (22);
two device boxes (23) fixedly connected to the left and right sides of the bridge (1),
wherein, the two device boxes (23) are internally provided with automatic trigger components connected with the driving motor (12).
2. The highway bridge pier anti-settling device according to claim 1, wherein the lifting mechanism comprises a plurality of threaded rods (5) rotatably connected to the lower end of the upper cylinder (3), the plurality of threaded rods (5) are circumferentially distributed on the lower end of the upper cylinder (3), the outer walls of the lower ends of the plurality of threaded rods (5) are in threaded connection with threaded sleeves (6), the plurality of threaded sleeves (6) are connected to the upper end of the lower cylinder (4) through a movable mechanism, the lower end of the upper cylinder (3) is rotatably connected with a circular ring (14), the inner wall of the circular ring (14) is fixedly connected with an inner annular gear (15), the output end of the driving motor (12) is fixedly provided with a driving gear (13) engaged with the inner annular gear (15), and the upper ends of the plurality of threaded rods (5) are fixedly provided with a driven gear (16), the outer wall of the circular ring (14) is fixedly connected with an outer ring gear (17) which is meshed and connected with a plurality of driven gears (16).
3. The highway bridge pier anti-settling device according to claim 2, wherein the movable mechanism comprises a plurality of longitudinal sliding holes (7) formed in the upper end of the lower cylinder (4), a plurality of threaded sleeves (6) are respectively connected in the longitudinal sliding holes (7) in a sliding mode, supporting pipes (8) are fixedly connected to the lower ends of the threaded sleeves (6), and sliding cavities (9) matched with the supporting pipes (8) are formed in the inner bottoms of the longitudinal sliding holes (7).
4. The highway bridge pier anti-settling device as claimed in claim 1, wherein the automatic jacking mechanism comprises an annular cover (20) fixedly connected around the lower cylinder (4), and a plurality of jacking blocks (19) are elastically connected with the inner wall of the annular cover (20) through jacking springs (21).
5. The highway bridge pier anti-settling device according to claim 3, wherein the automatic trigger mechanism comprises a sliding block (24) which is slidably connected in two device boxes (23), the inner walls of two sides of each device box (23) are respectively and fixedly provided with a forward rotation button (25) and a reverse rotation button (27), the sliding block (24) is elastically connected with the inner wall of each device box (23) through an elastic rope (26), the inner top of the sliding cavity (9) is fixedly provided with a stop button (28), and the forward rotation button (25), the reverse rotation button (27) and the stop button (28) are electrically connected with the driving motor (12) through a controller.
6. The highway bridge pier anti-settling device as claimed in claim 4, wherein the upper end of the lower cylinder (4) is provided with a slide way (18) matched with the lower end of the top block (19).
7. The highway bridge pier anti-settling device as claimed in claim 5, wherein a plurality of pulleys (10) are rotatably mounted on the outer wall of the sliding block (24) through a rotating shaft (31), and the pulleys (10) are attached to the inner wall of the device box (23).
8. The highway bridge pier anti-settling device as claimed in claim 1, wherein the lower end of the lower cylinder (4) is provided with a plurality of rib plates (29) fixedly connected with the pier (2).
9. The highway bridge pier anti-settling device as claimed in claim 1, wherein the annular inclined plane (22) and the stress inclined plane (30) are provided with striped anti-slip stripes on the surfaces.
10. The highway bridge pier anti-settling device as claimed in claim 4, wherein the upper port of the annular cover (20) is provided with a sealing ring which abuts against the outer wall of the upper cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210340468.XA CN114508044A (en) | 2022-04-02 | 2022-04-02 | Highway bridge pier anti-settlement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210340468.XA CN114508044A (en) | 2022-04-02 | 2022-04-02 | Highway bridge pier anti-settlement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114508044A true CN114508044A (en) | 2022-05-17 |
Family
ID=81555179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210340468.XA Pending CN114508044A (en) | 2022-04-02 | 2022-04-02 | Highway bridge pier anti-settlement device |
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| Country | Link |
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| CN (1) | CN114508044A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075122A (en) * | 2022-06-14 | 2022-09-20 | 广州大学 | Pier upright column balance adjusting device and adjusting method |
| CN115418982A (en) * | 2022-10-12 | 2022-12-02 | 中建二局第一建筑工程有限公司 | Reinforcing apparatus that inclines is set up defences to highway municipal administration bridge monolithic roof beam structure |
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| CN206467558U (en) * | 2016-12-26 | 2017-09-05 | 王秀申 | A kind of highway bridge bridge pier anti-sedimentation apparatus |
| CN209397482U (en) * | 2019-01-20 | 2019-09-17 | 兰州交通大学 | A kind of novel railway lifting bridge pier |
| CN110761179A (en) * | 2019-11-15 | 2020-02-07 | 赵江涛 | Highway bridge pier anti-settlement device |
| CN211621176U (en) * | 2018-11-27 | 2020-10-02 | 张靖 | Anti-settlement device for pier |
| CN212404801U (en) * | 2020-05-15 | 2021-01-26 | 中国十九冶集团有限公司 | Abutment roadbed is in same direction as connecing structure |
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2022
- 2022-04-02 CN CN202210340468.XA patent/CN114508044A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206467558U (en) * | 2016-12-26 | 2017-09-05 | 王秀申 | A kind of highway bridge bridge pier anti-sedimentation apparatus |
| CN211621176U (en) * | 2018-11-27 | 2020-10-02 | 张靖 | Anti-settlement device for pier |
| CN209397482U (en) * | 2019-01-20 | 2019-09-17 | 兰州交通大学 | A kind of novel railway lifting bridge pier |
| CN110761179A (en) * | 2019-11-15 | 2020-02-07 | 赵江涛 | Highway bridge pier anti-settlement device |
| CN212404801U (en) * | 2020-05-15 | 2021-01-26 | 中国十九冶集团有限公司 | Abutment roadbed is in same direction as connecing structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075122A (en) * | 2022-06-14 | 2022-09-20 | 广州大学 | Pier upright column balance adjusting device and adjusting method |
| CN115418982A (en) * | 2022-10-12 | 2022-12-02 | 中建二局第一建筑工程有限公司 | Reinforcing apparatus that inclines is set up defences to highway municipal administration bridge monolithic roof beam structure |
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Application publication date: 20220517 |