CN113585096B - Bridge inclination resisting device and construction method - Google Patents
Bridge inclination resisting device and construction method Download PDFInfo
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- CN113585096B CN113585096B CN202111057741.XA CN202111057741A CN113585096B CN 113585096 B CN113585096 B CN 113585096B CN 202111057741 A CN202111057741 A CN 202111057741A CN 113585096 B CN113585096 B CN 113585096B
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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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling 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
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The application relates to a bridge inclination resisting device which comprises an installation frame body, a supporting bottom plate and a supporting rod, wherein the supporting bottom plate is used for supporting the installation frame body, the supporting rod is hinged to the installation frame body, a first fixing piece is arranged on the supporting bottom plate, and the first fixing piece is used for fixing the supporting bottom plate on a bridge pier; the mounting frame body comprises a first clamping frame, a second clamping frame and a second fixing piece, the first clamping frame and the second clamping frame are used for being clamped on a pier in an assembling mode, and the second fixing piece is used for fixing the first clamping frame and the second clamping frame; the bracing piece sets up two at least, just the one end of keeping away from the installation framework on the bracing piece articulates there is the mounting panel, be provided with the third mounting on the mounting panel, the third mounting is used for fixing the mounting panel on the bridge plate. This application has the anti effect that inclines ability is high of bridge.
Description
Technical Field
The application relates to the technical field of bridge construction, in particular to a bridge inclination resisting device and a construction method.
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. In order to adapt to the modern high-speed development traffic industry, bridges are also extended to be built for spanning mountain stream, unfavorable geology or meeting other traffic requirements, so that the buildings which are more convenient to pass are constructed.
The bridge generally comprises an upper structure, a lower structure, a support and an accessory structure, wherein the upper structure is also called a bridge span structure and is formed by splicing a plurality of bridge plates and is a main structure for crossing 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.
The related art described above has the following drawbacks: in the using process of the bridge, the bridge is influenced by strong typhoon or earthquake, and the like, the bridge plate and the bridge pier are easy to dislocate, so that the bridge plate is inclined, the whole bridge is inclined, and the normal use of the bridge is influenced.
Disclosure of Invention
In order to improve the anti-inclination capability of a bridge, the application provides a bridge inclination resisting device and a construction method.
In a first aspect, the application provides an anti-bridge-tilting device, which adopts the following technical scheme:
a bridge inclination resisting device comprises an installation frame body, a supporting bottom plate and a supporting rod, wherein the supporting bottom plate is used for supporting the installation frame body, the supporting rod is hinged to the installation frame body, a first fixing piece is arranged on the supporting bottom plate, and the first fixing piece is used for fixing the supporting bottom plate on a bridge pier; the mounting frame body comprises a first clamping frame, a second clamping frame and a second fixing piece, the first clamping frame and the second clamping frame are used for being clamped on a pier, and the second fixing piece is used for fixing the first clamping frame and the second clamping frame; the bracing piece sets up two at least, just the one end of keeping away from the installation framework on the bracing piece articulates there is the mounting panel, be provided with the third mounting on the mounting panel, the third mounting is used for fixing the mounting panel on the bridge plate.
By adopting the technical scheme, the supporting bottom plate is fixed on a pier through the first fixing piece, the first clamping frame and the second clamping frame of the installation frame body are clamped on the pier, the first clamping frame and the second clamping frame are fixed through the second fixing piece, then the installation plate on the supporting rod is fixed on the bottom wall of the bridge plate through the third fixing piece, and the bridge inclination resisting devices are arranged on a plurality of piers; when the bridge is used, the force born by the bridge plate is transmitted to the mounting frame body through the supporting rods, and is transmitted to the supporting bottom plate through the mounting frame body, and finally, the force is transmitted to the ground through the bridge piers, so that the dislocation between the bridge plate and the bridge piers is prevented to a certain extent, and the anti-inclination capacity of the bridge is greatly improved.
Optionally, the mounting groove has all been seted up along vertical direction to the one end of keeping away from supporting baseplate on first double-layered frame and the second double-layered frame, it is provided with the installation piece to slide in the mounting groove, the bracing piece is articulated with the installation piece, be provided with in the mounting groove and be used for ordering about the installation piece to keeping away from the gliding elastic component of mounting groove diapire direction.
By adopting the technical scheme, most of force borne by the bridge plate is transmitted to the elastic piece through the supporting rod, and part of force is offset through the elastic piece, so that a certain vibration damping effect is achieved, and the service lives of the bridge plate and the bridge inclination resisting device are prolonged.
Optionally, a limiting groove is formed in the side wall of the mounting groove along the sliding direction of the mounting block, a limiting block is fixedly arranged on the mounting block, and the limiting block is arranged in the limiting groove in a sliding mode.
Through adopting above-mentioned technical scheme, through stopper and spacing groove, prevent to a certain extent that the installation piece breaks away from in the mounting groove.
Optionally, the elastic component includes a spring, a top block is slidably arranged in the mounting groove, the spring is arranged between the top block and the mounting block, one end of the spring is abutted against the mounting block, the other end of the spring is abutted against the mounting block, and the first clamping frame and the second clamping frame are both provided with limiting parts for limiting the sliding of the top block.
By adopting the technical scheme, the spring is pressed for a long time, and can not be restored and deformed after being used for a certain time, so that the damping capacity of the spring is reduced, and the supporting rod is in a relatively loose state and cannot play a supporting role; at the moment, the distance between the top block and the mounting block can be adjusted through the limiting piece, so that the spring is in a compressed state again; and, through slip kicking block and jack-up spring and installation piece, can also restore the bridge that has taken place slight bending, improve the practicality of device.
Optionally, the locating part includes the ejector pin, the diapire of mounting groove has seted up the connecting hole along the slip direction of kicking block, the ejector pin is worn to locate in the connecting hole and is rotated with first clamp frame or second clamp frame and be connected, the one end of keeping away from the mounting groove diapire on the kicking block has seted up threaded hole along the slip direction of kicking block, the external screw thread has been seted up to the lateral wall of ejector pin, the ejector pin is worn to locate the screw hole and with kicking block threaded connection, the ejector pin rotates and sets up on supporting baseplate.
Through adopting above-mentioned technical scheme, the ejector pin rotates with first clamp frame or second clamp frame to be connected, and ejector pin and kicking block threaded connection, when the kicking block that needs to slide, only need through rotating the ejector pin, can drive the kicking block and slide in the mounting groove, when ejector pin stall, can restrict the slip of kicking block in the mounting groove, make kicking block position convenient and fast more in the time of adjusting.
Optionally, a butt joint block is arranged between the supporting base plate and the ejector rod, a supporting disc is rotatably arranged on the butt joint block, one end, far away from the installation block, of the ejector rod is fixedly connected with the supporting disc in a coaxial mode, and one end, far away from the ejector rod, of the butt joint block is in butt joint with the supporting base plate.
Through adopting above-mentioned technical scheme, support the supporting baseplate through the butt piece to make ejector pin and butt piece rotate and be connected, thereby reduce the frictional force between ejector pin and the supporting baseplate greatly, prevent ejector pin or supporting baseplate wearing and tearing to a certain extent.
Optionally, a containing groove is formed in one end, close to the ejector rod, of the abutting block in the axial direction of the ejector rod, the supporting disc is rotatably arranged in the containing groove, a plurality of spherical balls are rotatably arranged on the bottom wall of the containing groove, and the spherical balls are abutted to one end, far away from the ejector rod, of the supporting disc.
By adopting the technical scheme, the friction force between the supporting disc and the abutting block is reduced through the spherical ball, and the supporting disc or the abutting block is prevented from being abraded to a certain extent; and, because the supporting disk belongs to compression state usually at the pivoted in-process, through the setting of spherical ball, the supporting disk of being convenient for is at the storage tank internal rotation.
Optionally, the supporting bottom plate includes a first supporting plate, a second supporting plate and a fourth fixing member, the first supporting plate and the second supporting plate are both provided with clamping grooves for clamping piers, and the fourth fixing member is used for fixing the first supporting plate and the second supporting plate; first mounting includes the support column, the support column sets up two at least, the support column is including inserting section and linkage segment, it is inside that the section of inserting is used for inserting the pier, the one end of keeping away from the installation framework in first backup pad and the second backup pad all is provided with and is used for supplying linkage segment male installation sleeve.
By adopting the technical scheme, when the supporting bottom plate is installed, the installation position of the supporting column is determined on the bridge pier, and then the insertion sections of the supporting column are respectively inserted into the bridge pier; the first supporting plate and the second supporting plate of the supporting bottom plate are clamped on the pier and located above the supporting columns, the first supporting plate and the second supporting plate are fixed through the fourth fixing piece, the connecting sections of the supporting columns are inserted into the mounting sleeves of the first supporting plate or the second supporting plate, and therefore the supporting bottom plate is mounted on the pier.
Optionally, the mounting sleeve is rotatably connected with the first support plate or the second support plate, the connecting section is vertically arranged, an inner thread is formed on the inner wall of the mounting sleeve, an outer thread is formed on the side wall of the connecting section, and the connecting section is in threaded connection with the mounting sleeve.
By adopting the technical scheme, when the supporting column is installed, the supporting bottom plate installed on the supporting column is inclined due to installation errors, and the stress condition of the supporting bottom plate during later use is influenced; at this moment, the accessible rotates the installation sleeve, adjusts the distance that the linkage segment inserted the installation sleeve to adjust the horizontality with supporting baseplate, thereby make the atress on the supporting baseplate balanced relatively, improve the life of device.
In a second aspect, the application provides a construction method of a bridge inclination resisting device, which adopts the following technical scheme:
a construction method of a bridge inclination resisting device comprises the following steps:
s1, inserting the insertion sections of the support columns into piers respectively to fix the support columns on the piers; then, clamping a first supporting plate and a second supporting plate of the supporting bottom plate on the pier, locating above the supporting columns, fixing the first supporting plate and the second supporting plate through a fourth fixing piece, respectively inserting connecting sections of the supporting columns into mounting sleeves on the first supporting plate or the second supporting plate, rotating the mounting sleeves, and adjusting the supporting bottom plate to be horizontal;
s2, clamping a first clamping frame and a second clamping frame of the installation frame body on the pier, enabling the installation frame body to be located above the supporting base plate, enabling the abutting block to abut against the upper end face of the supporting base plate, and then fixing the first clamping frame and the second clamping frame through a second fixing piece;
s3, abutting the mounting plate on the supporting rod against the bottom wall of the bridge plate, and fixing the mounting plate on the bridge plate through a third fixing piece;
in summary, the present application includes at least one of the following beneficial technical effects:
1. fixing a support bottom plate on a pier through a first fixing piece, clamping a first clamping frame and a second clamping frame of an installation frame body on the pier, fixing the first clamping frame and the second clamping frame through a second fixing piece, fixing an installation plate on a support rod on the bottom wall of a bridge plate through a third fixing piece, and arranging anti-bridge-tilting devices on a plurality of piers; when the bridge is used, the force born by the bridge plate is transmitted to the mounting frame body through the supporting rods, transmitted to the supporting bottom plate through the mounting frame body and finally transmitted to the ground through the bridge piers, and the dislocation between the bridge plate and the bridge piers is prevented to a certain extent, so that the anti-inclination capability of the bridge is greatly improved;
2. because the spring is pressed for a long time, the spring can be deformed without recovery after being used for a certain time, so that the vibration damping capacity of the spring is reduced, and the supporting rod is in a relatively loose state and cannot play a supporting role; at the moment, the ejector rod can be rotated to drive the ejector block to slide in the mounting groove, and the distance between the ejector block and the mounting block is adjusted to enable the spring to be in a compressed state again; in addition, the bridge which is slightly bent can be repaired by sliding the jacking block and jacking up the spring and the mounting block, so that the practicability of the device is improved;
3. when the supporting column is installed, due to installation errors, a supporting bottom plate installed on the supporting column inclines, and the stress condition of the supporting bottom plate during later use is influenced; at this moment, the accessible rotates the installation sleeve, adjusts the distance that the linkage segment inserted the installation sleeve to adjust the horizontality with supporting baseplate, thereby make the atress on the supporting baseplate balanced relatively, improve device's life.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a partial schematic structural diagram of an embodiment of the present application, which is mainly used for expressing a structural diagram of a supporting base plate;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a partial structural schematic diagram of an embodiment of the present application, which is mainly used for expressing a structural entity diagram of a mounting frame body;
fig. 5 is a partial sectional view of the structure of the embodiment of the present application, which is mainly used to express the connection relationship between the mounting frame and the supporting base plate.
Description of reference numerals: 1. installing a frame body; 11. a first clamping frame; 12. a second clamping frame; 13. installing a bolt; 14. a connecting plate; 15. mounting grooves; 151. a limiting groove; 16. mounting blocks; 161. a limiting block; 17. a spring; 18. a top block; 181. a threaded hole; 19. connecting holes; 191. an annular groove; 2. a support base plate; 21. a first support plate; 22. a second support plate; 23. a clamping groove; 24. fixing the bolt; 25. a fixing plate; 26. installing a sleeve; 3. a support bar; 31. mounting a plate; 32. an expansion bolt; 4. a support column; 41. an insertion section; 42. a connecting section; 5. a top rod; 51. a bearing; 6. a butting block; 61. a containing groove; 62. a support disc; 63. a spherical ball.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses anti bridge tilting device. Referring to fig. 1, including installation framework 1, the supporting baseplate 2 that is used for supporting installation framework 1 to and articulate the bracing piece 3 on installation framework 1, be provided with on the supporting baseplate 2 and be used for a supporting baseplate 2 to fix the first mounting on the pier, first mounting includes support column 4, and support column 4 is "L" shape, and support column 4 is including inserting section 41 and linkage segment 42, and the section 41 that inserts of support column 4 is used for inserting in the pier.
When the support column 4 is installed, an installation position is determined on a pier, a hole for inserting the insertion section 41 is drilled in the installation position, then the insertion section 41 of the support column 4 is inserted into the drilled hole, and the direction between the support column 4 and the pier is blocked through concrete.
Referring to fig. 2 and 3, the supporting base plate 2 includes a first supporting plate 21, a second supporting plate 22 and a fourth fixing member, clamping grooves 23 for clamping a pier are respectively formed in the first supporting plate 21 and the second supporting plate 22, the first supporting plate 21 and the second supporting plate 22 are symmetrically arranged, the fourth fixing member includes a fixing bolt 24, and two fixing plates 25 are respectively welded on the first supporting plate 21 and the second supporting plate 22; first backup pad 21 and the clamping of second backup pad 22 are behind the pier, and the fixed plate 25 one-to-one laminating on first backup pad 21 and the second backup pad 22 is fixed two liang of fixed plates 25 respectively through fixing bolt 24 to install supporting baseplate 2 on the pier.
Referring to fig. 1 and 2, the bottom ends of the first support plate 21 and the second support plate 22 are both rotatably provided with mounting sleeves 26, the mounting sleeves 26 on the first support plate 21 and the second support plate 22 are both arranged at the same end, the axial direction of the mounting sleeves 26 is perpendicular to the first support plate 21 or the second support plate 22, and the first support plate 21 and the second support plate 22 are respectively provided with three mounting sleeves 26; in other embodiments, any number of mounting sleeves 26 may be provided.
Referring to fig. 1 and 2, the number of the support columns 4 is matched with the number of the mounting sleeves 26, in the embodiment of the present application, six support columns 4 are provided, and the connection sections 42 of the support columns 4 are vertically provided, wherein the connection sections 42 of three support columns 4 are respectively inserted into the mounting sleeves 26 on the first support plate 21 in a one-to-one manner, and the connection sections 42 of the other three support columns 4 are respectively inserted into the three mounting sleeves 26 on the second support plate 22 in a one-to-one manner; the inner wall of the mounting sleeve 26 is provided with an internal thread, the side wall of the connecting section 42 is provided with an external thread matched with the internal thread on the mounting sleeve 26, and the connecting section 42 is in threaded connection with the mounting sleeve 26.
When the supporting column 4 is installed, due to installation errors, the supporting bottom plate 2 installed on the supporting column 4 is inclined, and the stress condition of the supporting bottom plate 2 during later use is influenced; at this time, the distance that the connecting section 42 is inserted into the mounting sleeve 26 can be adjusted by rotating the mounting sleeve 26, so that the horizontal state of the supporting base plate 2 is adjusted, the stress on the supporting base plate 2 is relatively balanced, and the service life of the device is prolonged.
Referring to fig. 1 and 4, the shape of the installation frame body 1 is matched with the shape of a pier, the installation frame body 1 comprises a first clamping frame 11, a second clamping frame 12 and a second fixing piece, the first clamping frame 11 and the second clamping frame 12 are used for being clamped on the side wall of the pier, the second fixing piece comprises an installation bolt 13, two connecting plates 14 are welded on the first clamping frame 11 and the second clamping frame 12, when the pier is completely wrapped by the first clamping frame 11 and the second clamping frame 12, the connecting plates 14 on the first clamping frame 11 and the second clamping frame 12 are in one-to-one fit, the connecting plates are located on two sides of the pier respectively, and every two connecting plates 14 are fixed through the installation bolt 13.
Referring to fig. 4 and 5, mounting grooves 15 are formed in the top ends of the first clamping frame 11 and the second clamping frame 12 along the direction of the rotating shaft of the first clamping frame 11 and the second clamping frame 12, mounting blocks 16 are slidably arranged in the mounting grooves 15, limiting blocks 161 are welded on the side walls of the mounting blocks 16, limiting grooves 151 are formed in the side walls of the mounting grooves 15 along the sliding direction of the mounting blocks 16, and the limiting blocks 161 are slidably arranged in the limiting grooves 151; one end of each mounting block 16, which is far away from the bottom wall of the mounting groove 15, is hinged with a support rod 3; the one end of keeping away from installation piece 16 on the bracing piece 3 articulates there is mounting panel 31, is provided with the third mounting on the mounting panel 31, and the third mounting includes expansion bolts 32, and mounting panel 31 passes through expansion bolts 32 to be fixed on the diapire of bridge plate.
Referring to fig. 5, an elastic member for driving the mounting block 16 to slide in a direction away from the bottom wall of the mounting groove 15 is arranged in the mounting groove 15, the elastic member includes a spring 17, a top block 18 is arranged in the mounting groove 15 in a sliding manner, the spring 17 is arranged between the top block 18 and the mounting block 16, one end of the spring 17 abuts against the mounting block 16, the other end of the spring 17 abuts against the mounting block 16, and the first clamping frame 11 and the second clamping frame 12 are both provided with a limiting member for limiting the sliding of the top block 18; most of the force applied to the bridge plate is transmitted to the spring 17 through the support rod 3, and a part of the force is offset through the spring 17, so that a certain vibration damping effect is achieved, and the service life of the bridge plate and the bridge inclination resisting device is prolonged.
Referring to fig. 5, the limiting member includes a top rod 5, a connecting hole 19 is formed in the bottom wall of the mounting groove 15 along the sliding direction of the top block 18, the top rod 5 penetrates through the connecting hole 19 and is rotatably connected with the first clamping frame 11 or the second clamping frame 12, a bearing 51 is sleeved on the top rod 5, the top rod 5 is welded with an inner ring of the bearing 51, an annular groove 191 is formed in the side wall of the connecting hole 19, and the bearing 51 is arranged in the annular groove 191; one end of the top block 18, which is far away from the bottom wall of the mounting groove 15, is provided with a threaded hole 181 along the sliding direction of the top block 18, the side wall of the ejector rod 5 is provided with an external thread, and the ejector rod 5 penetrates through the threaded hole 181 and is in threaded connection with the top block 18.
Because the spring 17 is pressed for a long time, the spring 17 is easy to generate unrecoverable deformation after being used for a certain time, so that the damping capacity of the spring 17 is reduced, and the supporting rod 3 is in a relatively loose state and cannot play a supporting role; at the moment, the ejector rod 5 can be rotated to drive the ejector block 18 to slide in the mounting groove 15, and the distance between the ejector block 18 and the mounting block 16 is adjusted to enable the spring 17 to be in a compressed state again; furthermore, by sliding the jacking block 18 and jacking up the spring 17 and the mounting block 16, the bridge which is slightly bent can be repaired, and the practicability of the device is improved.
Referring to fig. 4 and 5, one end of the ejector rod 5, which is far away from the mounting block 16, is connected with a butting block 6, the butting block 6 is located between the ejector rod 5 and the support base plate 2, one end, which is close to the ejector rod 5, of the butting block 6 is provided with a containing groove 61 along the axial direction of the ejector rod 5, a supporting disc 62 is rotatably arranged in the containing groove 61 of the butting block 6, one end, which is far away from the bottom wall of the containing groove 61, of the supporting disc 62 is welded with the ejector rod 5, and one end, which is far away from the ejector rod 5, of the butting block 6 is butted with the first support plate 21 or the second support plate 22; the bottom wall of the accommodating groove 61 is provided with a plurality of spherical balls 63 in a rotating manner, and the spherical balls 63 are abutted with one end, far away from the mandril 5, of the supporting plate 62.
The supporting bottom plate 2 is tightly abutted through the abutting block 6, and the ejector rod 5 is rotatably connected with the abutting block 6, so that the friction force between the ejector rod 5 and the supporting bottom plate 2 is greatly reduced, and the ejector rod 5 or the supporting bottom plate 2 is prevented from being abraded to a certain degree; moreover, because the supporting disc 62 is usually in a pressed state in the rotating process, the supporting disc 62 can rotate in the accommodating groove 61 conveniently through the arrangement of the spherical balls 63, the friction force between the supporting disc 62 and the abutting block 6 can be reduced through the spherical balls 63, and the supporting disc 62 or the abutting block 6 is prevented from being worn to a certain extent.
The implementation principle of the bridge inclination resisting device in the embodiment of the application is as follows: firstly, determining an installation position on a pier, drilling a hole for inserting the insertion section 41 at the installation position, inserting the insertion section 41 of the support column 4 into the drilled hole, and plugging the direction between the support column 4 and the pier through concrete so as to fix the support column 4 on the pier; then, clamping the first support plate 21 and the second support plate 22 of the support bottom plate 2 on the pier and above the support column 4, fixing the first support plate 21 and the second support plate 22 through the fixing bolt 24, and inserting the connecting section 42 of the support column 4 into the mounting sleeve 26 on the first support plate 21 or the second support plate 22 respectively, so as to fix the support bottom plate 2 on the pier;
clamping a first clamping frame 11 and a second clamping frame 12 of an installation frame body 1 on piers and above a supporting bottom plate 2, fixing the first clamping frame 11 and the second clamping frame 12 through installation bolts 13, fixing an installation plate 31 on a supporting rod 3 on the bottom wall of a bridge plate through expansion bolts 32, and arranging anti-bridge-tilting devices on a plurality of piers; when the bridge is used, the force applied to the bridge plate is transmitted to the mounting block 16 through the support rod 3 and is offset by the spring 17, then the force is transmitted to the bridge pier through the ejector block 18, the ejector rod 5, the support bottom plate 2 and the support column 4 in sequence and is transmitted to the ground through the bridge pier to be dissolved, and the dislocation between the bridge plate and the bridge pier is prevented to a certain extent, so that the anti-inclination capability of the bridge is greatly improved.
The embodiment of the application further discloses a construction method of the bridge inclination resisting device, which comprises the following steps:
s1, inserting the insertion sections 41 of the support columns 4 into piers respectively to fix the support columns 4 on the piers; then, clamping the first support plate 21 and the second support plate 22 of the support base plate 2 on the pier and above the support column 4, fixing the first support plate 21 and the second support plate 22 through the fixing bolt 24, respectively inserting the connecting section 42 of the support column 4 into the mounting sleeve 26 on the first support plate 21 or the second support plate 22, rotating the mounting sleeve 26, and adjusting the support base plate 2 to be horizontal;
s2, clamping a first clamping frame 11 and a second clamping frame 12 of the installation frame body 1 on a pier, enabling the installation frame body 1 to be located above the supporting base plate 2, enabling the abutting block 6 to abut against the upper end face of the supporting base plate 2, and then fixing the first clamping frame 11 and the second clamping frame 12 through the installation bolt 13;
s3, abutting the mounting plate 31 on the support rod 3 against the bottom wall of the bridge plate, and fixing the mounting plate 31 on the bridge plate through the expansion bolt 32; when the bridge is used, the force applied to the bridge plate is transmitted to the mounting block 16 through the support rod 3 and is offset by the spring 17, and then the force is transmitted to the bridge pier through the top block 18, the ejector rod 5, the support bottom plate 2 and the support column 4 in sequence and is transmitted to the ground through the bridge pier to be dissolved, so that the anti-inclination capability of the bridge is greatly improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (3)
1. An anti-bridge-tilting device, characterized in that: the bridge pier supporting frame comprises an installation frame body (1), a supporting bottom plate (2) for supporting the installation frame body (1), and a supporting rod (3) hinged to the installation frame body (1), wherein a first fixing piece is arranged on the supporting bottom plate (2) and used for fixing the supporting bottom plate (2) on a pier; the mounting frame body (1) comprises a first clamping frame (11), a second clamping frame (12) and a second fixing piece, the first clamping frame (11) and the second clamping frame (12) are used for being clamped on a pier, and the second fixing piece is used for fixing the first clamping frame (11) and the second clamping frame (12); the number of the support rods (3) is at least two, an installation plate (31) is hinged to one end, far away from the installation frame body (1), of each support rod (3), a third fixing piece is arranged on each installation plate (31), and the third fixing pieces are used for fixing the installation plates (31) on the bridge plates;
the supporting bottom plate (2) comprises a first supporting plate (21), a second supporting plate (22) and a fourth fixing piece, clamping grooves (23) used for clamping piers are formed in the first supporting plate (21) and the second supporting plate (22), and the fourth fixing piece is used for fixing the first supporting plate (21) and the second supporting plate (22); the first fixing piece comprises at least two supporting columns (4), each supporting column (4) comprises an insertion section (41) and a connection section (42), each insertion section (41) is used for being inserted into a pier, and mounting sleeves (26) for inserting the connection sections (42) are arranged at one ends, far away from the mounting frame body (1), of the first supporting plate (21) and the second supporting plate (22);
the mounting sleeve (26) is rotatably connected with the first support plate (21) or the second support plate (22), the connecting section (42) is vertically arranged, an inner thread is formed on the inner wall of the mounting sleeve (26), an outer thread is formed on the side wall of the connecting section (42), and the connecting section (42) is in threaded connection with the mounting sleeve (26);
mounting grooves (15) are formed in the vertical direction at one ends, far away from the supporting bottom plate (2), of the first clamping frame (11) and the second clamping frame (12), mounting blocks (16) are arranged in the mounting grooves (15) in a sliding mode, the supporting rod (3) is hinged to the mounting blocks (16), and elastic pieces used for driving the mounting blocks (16) to slide towards the direction far away from the bottom wall of the mounting grooves (15) are arranged in the mounting grooves (15);
a limiting groove (151) is formed in the side wall of the mounting groove (15) along the sliding direction of the mounting block (16), a limiting block (161) is fixedly arranged on the mounting block (16), and the limiting block (161) is arranged in the limiting groove (151) in a sliding manner;
the elastic piece comprises a spring (17), a top block (18) is arranged in the mounting groove (15) in a sliding mode, the spring (17) is arranged between the top block (18) and the mounting block (16), one end of the spring (17) is abutted to the mounting block (16), the other end of the spring (17) is abutted to the mounting block (16), and limiting pieces used for limiting the sliding of the top block (18) are arranged on the first clamping frame (11) and the second clamping frame (12);
the limiting piece comprises a push rod (5), a connecting hole (19) is formed in the bottom wall of the mounting groove (15) along the sliding direction of the top block (18), the push rod (5) penetrates through the connecting hole (19) and is rotatably connected with the first clamping frame (11) or the second clamping frame (12), a threaded hole (181) is formed in one end, far away from the bottom wall of the mounting groove (15), of the top block (18) along the sliding direction of the top block (18), an external thread is formed in the side wall of the push rod (5), the push rod (5) penetrates through the threaded hole (181) and is in threaded connection with the top block (18), and the push rod (5) is rotatably arranged on the supporting base plate (2);
be provided with between supporting baseplate (2) and ejector pin (5) butt piece (6), it is provided with supporting disk (62) to rotate on butt piece (6), the one end and the coaxial fixed connection of supporting disk (62) of installing block (16) are kept away from in ejector pin (5), the one end and supporting baseplate (2) butt of ejector pin (5) are kept away from in butt piece (6).
2. An anti-bridge-tilting device according to claim 1, characterized in that: the supporting device is characterized in that a containing groove (61) is formed in one end, close to the ejector rod (5), of the abutting block (6) in the axial direction of the ejector rod (5), the supporting disc (62) is rotatably arranged in the containing groove (61), the bottom wall of the containing groove (61) is rotatably provided with a plurality of spherical balls (63), and the spherical balls (63) and the supporting disc (62) are abutted to one end, far away from the ejector rod (5).
3. The construction method of the bridge inclination prevention device according to claim 2, characterized by comprising the steps of:
s1, inserting the insertion sections (41) of the support columns (4) into piers respectively to fix the support columns (4) on the piers; then, clamping a first support plate (21) and a second support plate (22) of the support bottom plate (2) on a pier and above the support column (4), fixing the first support plate (21) and the second support plate (22) through a fourth fixing piece, respectively inserting a connecting section (42) of the support column (4) into an installation sleeve (26) on the first support plate (21) or the second support plate (22), rotating the installation sleeve (26), and adjusting the support bottom plate (2) to be horizontal;
s2, clamping a first clamping frame (11) and a second clamping frame (12) of the installation frame body (1) on a pier, enabling the installation frame body (1) to be located above the supporting base plate (2), enabling the abutting block (6) to abut against the upper end face of the supporting base plate (2), and then fixing the first clamping frame (11) and the second clamping frame (12) through a second fixing piece;
s3, abutting the mounting plate (31) on the supporting rod (3) against the bottom wall of the bridge plate, and fixing the mounting plate (31) on the bridge plate through a third fixing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111057741.XA CN113585096B (en) | 2021-09-09 | 2021-09-09 | Bridge inclination resisting device and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111057741.XA CN113585096B (en) | 2021-09-09 | 2021-09-09 | Bridge inclination resisting device and construction method |
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| CN113585096A CN113585096A (en) | 2021-11-02 |
| CN113585096B true CN113585096B (en) | 2023-03-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4320051B2 (en) * | 2004-07-13 | 2009-08-26 | 株式会社ニチゾウテック | Damping device and cable-stayed bridge provided with the device |
| KR100851244B1 (en) * | 2008-04-10 | 2008-08-08 | (주)한국건설안전진단 | Safety check-up facilities of steel box slab section of bridge |
| CN107419664B (en) * | 2017-05-30 | 2019-06-28 | 倡创(上海)咨询管理事务所 | A kind of Support bracket structure of bridge construction |
| CN209412689U (en) * | 2018-11-13 | 2019-09-20 | 浙江震业建设有限公司 | A kind of bridge pad |
| CN109537438B (en) * | 2018-12-06 | 2021-01-22 | 高猛 | Public road bridge roof beam shock absorber support |
| CN212052376U (en) * | 2019-09-25 | 2020-12-01 | 云和县永存车木厂 | Bridge reinforcing apparatus |
| CN211646043U (en) * | 2019-12-23 | 2020-10-09 | 江西省路桥工程集团有限公司 | Steel structure bridge reinforcing device |
| CN212077602U (en) * | 2020-01-14 | 2020-12-04 | 李文汇 | Novel bridge steel structure supports mound |
| CN211947926U (en) * | 2020-03-19 | 2020-11-17 | 李锋 | Anti-seismic device for highway bridge |
| CN212670260U (en) * | 2020-04-28 | 2021-03-09 | 山东泰和公路工程有限公司 | Damping device for road and bridge |
| CN212505814U (en) * | 2020-06-20 | 2021-02-09 | 包斌 | Bridge construction supporting equipment in field of bridge engineering |
| CN213772980U (en) * | 2020-11-05 | 2021-07-23 | 中国建筑土木建设有限公司 | Multi-hoop support for bridge high-pier capping beam construction |
| CN112695602B (en) * | 2020-12-25 | 2022-11-04 | 安徽省智慧交通科技有限责任公司 | Bridge for overcoming uneven settlement of pier |
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