CN214219353U - Pier of assembled bridge - Google Patents
Pier of assembled bridge Download PDFInfo
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- CN214219353U CN214219353U CN202022662500.5U CN202022662500U CN214219353U CN 214219353 U CN214219353 U CN 214219353U CN 202022662500 U CN202022662500 U CN 202022662500U CN 214219353 U CN214219353 U CN 214219353U
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Abstract
The utility model relates to a bridge structures technical field discloses a pier of assembled bridge, include: the top end surface of the pier column is in a rectangular shape surrounded by a first edge, a second edge, a third edge and a fourth edge which are sequentially connected; the lower end of the first steel bar is vertically connected to the position, close to the first edge, of the end face of the top, and the upper end of the first steel bar extends into the cover beam; the second steel bar is arranged in the pier stud, the upper end of the second steel bar is vertically connected to the position, close to the first edge, of the end face of the top, and the second steel bar is located between the first steel bar and the first edge; the lower end of the third steel bar is vertically connected to the position, close to the third edge, of the top end face, and the upper end of the third steel bar extends into the cover beam; the fourth reinforcing bar is located in the pier stud and the upper end is connected perpendicularly and is close to third edge in the terminal surface of top, and the fourth reinforcing bar is in between third reinforcing bar and the fourth side. The utility model discloses can locally promote the joint strength of pier stud and bent cap to pertinence ground, improve the wholeness and the reliability of pier.
Description
Technical Field
The utility model relates to a bridge structures technical field especially relates to a pier of assembled bridge.
Background
The bridge is a building which is erected to span mountain stream, unfavorable geology or meet other traffic needs and enables traffic to be more convenient, such as a municipal highway, an overpass, a sea bridge, a river bridge and the like.
The pier of the bridge generally comprises a pier stud, a capping beam and a connecting node between the pier stud and the capping beam.
With the higher and higher safety requirement of modern bridges, the requirement on the connection strength of the pier stud and the capping beam is higher and higher.
Among the prior art, because the separation effect of preceding, the posterior lateral plate on the bent cap, the part reinforcing bar on the pier stud can't stretch into to in the bent cap, specifically: locate on the pier stud with the second reinforcing bar that the preceding curb plate is relative, with locate on the pier stud with the fourth reinforcing bar that the posterior lateral plate is relative all can't extend to in the pier stud.
After the bent cap is poured, the connecting strength of the pier stud and the bent cap is improved by means of the steel bars on the other two edges of the pier stud, and the connecting strength which can be achieved by the method is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: provided is a pier of an assembled bridge having high connection strength between a capping beam and a pier column.
In order to achieve the above object, the utility model provides a pier of assembled bridge, include: the top end surface of the pier column is in a rectangular shape surrounded by a first edge, a second edge, a third edge and a fourth edge which are sequentially connected; the bent cap is arranged at the top of the pier stud; the lower end of the first steel bar is vertically connected to the position, close to the first edge, of the top end face, and the upper end of the first steel bar extends into the cover beam; the second steel bar is arranged in the pier column, and the upper end of the second steel bar is vertically connected to the position, close to the first edge, of the top end face; in a vertical projection, the second reinforcing steel bar is positioned between the first reinforcing steel bar and the first edge; the lower end of the third steel bar is vertically connected to the position, close to the third edge, of the top end face, and the upper end of the third steel bar extends into the cover beam; the fourth steel bar is arranged in the pier column, and the upper end of the fourth steel bar is vertically connected to the position, close to the third edge, of the top end face; in a vertical projection, the fourth reinforcing bar is located between the third reinforcing bar and the fourth side.
Further, still include: a fifth reinforcing bar and a sixth reinforcing bar; the lower end of the fifth steel bar is vertically connected to the position, close to the second edge, of the top end face, and the upper end of the fifth steel bar extends into the cover beam; the lower end of the sixth reinforcing steel bar is vertically connected to the position, close to the fourth edge, of the top end face, and the upper end of the sixth reinforcing steel bar extends into the cover beam.
Furthermore, a plurality of fifth steel bars are arranged, and the fifth steel bars are arranged at intervals along a direction parallel to the second edge; the sixth reinforcing bar is equipped with many, many the sixth reinforcing bar is along being on a parallel with the direction interval of fourth side sets up.
Further, the steel bar rack further comprises a seventh steel bar, an eighth steel bar, a ninth steel bar and a tenth steel bar; the lower ends of the seventh steel bar, the eighth steel bar, the ninth steel bar and the tenth steel bar are respectively and vertically connected to the top end face, and the upper ends of the seventh steel bar, the eighth steel bar, the ninth steel bar and the tenth steel bar respectively penetrate through the capping beam; in vertical projection:
a connecting line between the seventh reinforcing steel bar and the eighth reinforcing steel bar is parallel to the second edge, and the fifth reinforcing steel bar is positioned between the seventh reinforcing steel bar and the eighth reinforcing steel bar; the connecting line between the ninth reinforcing steel bar and the tenth reinforcing steel bar is parallel to the fourth side, and the sixth reinforcing steel bar is arranged between the ninth reinforcing steel bar and the tenth reinforcing steel bar.
Furthermore, the seventh reinforcing steel bar, the eighth reinforcing steel bar, the ninth reinforcing steel bar and the tenth reinforcing steel bar are all provided with two reinforcing steel bars; the two seventh steel bars are arranged at intervals in the direction parallel to the second edge, the two eighth steel bars are arranged at intervals in the direction parallel to the second edge, the two ninth steel bars are arranged at intervals in the direction parallel to the fourth edge, and the two tenth steel bars are arranged at intervals in the direction parallel to the fourth edge.
Further, in a vertical projection:
setting a straight line which passes through the first steel bar and is parallel to the first edge as a first straight line, setting a straight line which passes through the second steel bar and is parallel to the first edge as a second straight line, setting a straight line which passes through the third steel bar and is parallel to the third edge as a third straight line, and setting a straight line which passes through the fourth steel bar and is parallel to the third edge as a fourth straight line; a first of said seventh and ninth reinforcing bars being in said first straight line and a second of said seventh and ninth reinforcing bars being in said second straight line; a first one of the eighth and tenth reinforcing bars is on the third straight line and a second one of the eighth and tenth reinforcing bars is on the fourth straight line.
The cover beam further comprises a first pressing plate arranged on the surface of the cover beam and a second pressing plate arranged at intervals with the first pressing plate; the upper ends of the seventh reinforcing steel bar and the eighth reinforcing steel bar respectively penetrate through the first pressing plate; a first nut is in threaded connection with the seventh steel bar and provides a first pre-tightening force for the first pressing plate to compress the cover beam; a second nut is in threaded connection with the eighth reinforcing steel bar and provides a second pre-tightening force for the first pressing plate to compress the cover beam; the upper ends of the ninth reinforcing steel bar and the tenth reinforcing steel bar respectively penetrate through the second pressing plate; a third nut is in threaded connection with the ninth reinforcing steel bar and provides a third pre-tightening force for the second pressing plate to compress the cover beam; and a fourth nut is connected to the eighth reinforcing steel bar in a threaded manner and provides a fourth pre-tightening force for the second pressing plate to compress the cover beam.
Furthermore, a plurality of first steel bars, a plurality of second steel bars, a plurality of third steel bars and a plurality of fourth steel bars are arranged; the first steel bars are arranged at intervals along the direction parallel to the first edge; the second steel bars are arranged at intervals along the direction parallel to the first edge; the third steel bars are arranged at intervals along the direction parallel to the third edge respectively; and the fourth steel bars are arranged at intervals along the direction parallel to the third edge respectively.
Furthermore, the lower ends of the first steel bar, the second steel bar, the third steel bar and the fourth steel bar respectively extend downwards and are inserted into the pier stud.
Further, still include: the supporting plate is of an L-shaped structure and comprises a first section and a second section which are vertically connected with each other; the bottom surface of the cover beam is attached to the top end surface, and the area of the bottom surface of the cover beam is larger than that of the top end surface; the outside of the first section of layer board is connected on the lateral wall of pier stud, the outside of second section is connected on the bottom surface of bent cap.
Compared with the prior art, the utility model, its beneficial effect lies in:
the utility model discloses can use on the construction of all kinds of bridges, like town road, overpass etc. application scope is wide. Through first reinforcing bar and third reinforcing bar combination, first reinforcing bar improves near the first edge of the top terminal surface of pier stud and the joint strength of bent cap, the third reinforcing bar improves near the third edge of the top terminal surface of pier stud and the joint strength of bent cap, can locally promote the joint strength of pier stud and bent cap pertinence to improve the wholeness and the reliability of pier.
Drawings
Fig. 1 is the utility model discloses pier stud top end face schematic diagram of the connected node of pier stud and bent cap of bridge.
Fig. 2 is a sectional view of a direction a-a in fig. 1 of a connection node of a pier stud and a cap beam of a bridge according to an embodiment of the present invention.
Fig. 3 is a B-B direction sectional view in fig. 1 of a connection node of a pier stud and a capping beam of a bridge according to an embodiment of the present invention.
Fig. 4 is the utility model discloses a sectional view of the connected node of pier stud and bent cap of bridge behind pier stud top hoist and mount bent cap.
Fig. 5 is a C-C direction sectional view in fig. 4 of a connection node of a pier stud and a cap beam of a bridge according to an embodiment of the present invention.
Fig. 6 is the utility model discloses a connected node of pier stud and bent cap of bridge sets up first clamp plate and the temporarily fixed cross-sectional view of second clamp plate.
Fig. 7 is a D-D direction sectional view in fig. 6 of a connection node of a pier stud and a cap beam of a bridge according to an embodiment of the present invention.
Fig. 8 is the cross-sectional view after the bent cap of the connection node of pier stud and bent cap of the bridge of the embodiment of the utility model is concreted.
Fig. 9 is a sectional view of the direction E-E in fig. 8 of the connection node of the pier stud and the cap beam of the bridge according to the embodiment of the present invention.
In the figure, 1, pier stud; 2. a capping beam; 21. a reinforcement cage; 22. a housing; 31. a first reinforcing bar; 32. a second reinforcing bar; 33. a third reinforcing bar; 34. a fourth reinforcing bar; 35. a fifth reinforcing bar; 36. A sixth reinforcing bar; 37. a seventh reinforcing bar; 38. eighth reinforcing steel bar; 39. a ninth reinforcing bar; 30. a tenth reinforcing bar; 4. a first platen; 5. a second platen; 6. a first nut; 7. a second nut; 8. And (7) a supporting plate.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The utility model discloses an utensil is examined to rotatable punching press part can use on the reference surface of multiple punching press part detects, especially uses on the reference surface of door inner panel detects.
Referring to fig. 1-4, an embodiment of the present invention discloses a pier of an assembled bridge, including: pier stud 1, bent cap 2, first reinforcing bar 31, second reinforcing bar 32, third reinforcing bar 33 and fourth reinforcing bar 34; the top end surface of the pier stud 1 is in a rectangular shape surrounded by a first side, a second side, a third side and a fourth side which are sequentially connected; the bent cap 2 is arranged at the top of the pier stud 1; the lower end of the first steel bar 31 is vertically connected to the top end surface near the first edge, and the upper end of the first steel bar 31 extends into the cover beam 2; the second steel bars 32 are arranged in the pier stud 1, and the upper ends of the second steel bars 32 are vertically connected to the position, close to the first edge, of the top end face; in vertical projection, the second reinforcement bar 32 is located between the first reinforcement bar 31 and the first edge; the lower end of the third steel bar 33 is vertically connected to the position, close to the third edge, of the top end surface, and the upper end of the third steel bar 33 extends into the cover beam 2; the fourth steel bars 34 are arranged in the pier stud 1, and the upper ends of the fourth steel bars 34 are vertically connected to the position, close to the third edge, of the top end surface; in a vertical projection, the fourth reinforcement bar 34 is located between the third reinforcement bar 33 and the fourth side.
The embodiment can be applied to the construction of various bridges, such as municipal roads, overpasses and the like, and has wide application range. When the pier is assembled on site, the bent cap 2 is firstly hoisted to the top of the pier stud 1, and after hoisting, concrete is poured into the bent cap 2 to complete the connection between the bent cap 2 and the pier stud 1. At this time, the first reinforcing bars 31 and the third reinforcing bars 33 are combined, the first reinforcing bars 31 improve the connection strength between the vicinity of the first edge of the top end surface of the pier stud 1 and the coping 2, and the third reinforcing bars 33 improve the connection strength between the vicinity of the third edge of the top end surface of the pier stud 1 and the coping 2, so that the connection strength between the pier stud 1 and the coping 2 can be locally improved, and the integrity and reliability of the pier can be improved. Simultaneously, the pier of this embodiment need not the formwork when the assembly, only need pour the concrete can, it is convenient to be under construction, green.
It should be noted that the bent cap 2 includes a reinforcement cage 21 and a shell 22, the reinforcement cage 21 includes longitudinal reinforcements, transverse reinforcements and vertical reinforcements, the longitudinal reinforcements, the transverse reinforcements and the vertical reinforcements are staggered to form the reinforcement cage 21, the shell 22 includes a front side plate and a rear side plate, and the shell 22 is connected with the reinforcement cage 21 through bolts; need not the concreting when prefabricated, before concreting, second reinforcing bar 32 and first reinforcing bar 31 stretch into to in steel reinforcement cage 21, in the ascending projection of vertical direction: the second reinforcing bar 32 is located in the front side plate, and the fourth reinforcing bar 34 is located in the rear side plate, so that the second reinforcing bar 32 and the fourth reinforcing bar 34 are blocked and cannot extend upwards into the cover beam 2, and need to be cut at the top end face. During pouring, concrete is poured into the reinforcement cage 21.
The top end surface may be rectangular or square.
Specifically, in one embodiment, please refer to fig. 1-2, which further includes: fifth rebar 35 and sixth rebar 36; the lower end of the fifth steel bar 35 is vertically connected to the position, close to the second edge, of the top end face, and the upper end of the fifth steel bar 35 extends into the cover beam 2; the lower end of the sixth steel bar 36 is vertically connected to the position, close to the fourth side, of the top end face, and the upper end of the sixth steel bar 36 extends into the cover beam 2.
In this embodiment, the fifth reinforcing bars 35 are disposed near the second side, the sixth reinforcing bars 36 are disposed near the fourth side, and the fifth reinforcing bars 35 and the sixth reinforcing bars 36 disposed at this time are not blocked by the side plates and can extend upward into the capping beams 2, thereby further improving the connection strength between the capping beams 2 and the pier stud 1.
Specifically, in an embodiment, referring to fig. 1-2, in order to further improve the connection strength between the capping beam 2 and the pier stud 1, a plurality of fifth reinforcing bars 35 are provided, and the plurality of fifth reinforcing bars 35 are arranged at intervals along a direction parallel to the second edge; sixth reinforcing bar 36 is equipped with many, many sixth reinforcing bar 36 is along being on a parallel with the direction interval of fourth side sets up, utilizes many fifth reinforcing bar 35 and sixth reinforcing bar 36 to provide the joint strength of bent cap 2 and pier stud 1 jointly.
Specifically, in one embodiment, please refer to fig. 1-3, which further includes a seventh reinforcing bar 37, an eighth reinforcing bar 38, a ninth reinforcing bar 39 and a tenth reinforcing bar 30; the lower ends of the seventh reinforcing steel bar 37, the eighth reinforcing steel bar 38, the ninth reinforcing steel bar 39 and the tenth reinforcing steel bar 30 are vertically connected to the top end surface respectively, and the upper ends of the seventh reinforcing steel bar 37, the eighth reinforcing steel bar 38, the ninth reinforcing steel bar 39 and the tenth reinforcing steel bar 30 penetrate through the bent cap 2 respectively.
In the present embodiment, in the vertical projection: the line between the seventh and eighth reinforcing bars 37, 38 is parallel to the second side, and the fifth reinforcing bar 35 is between the seventh and eighth reinforcing bars 37, 38; the line between the ninth bar 39 and the tenth bar 30 is parallel to the fourth side and the sixth bar 36 is between the ninth bar 39 and the tenth bar 30. That is, the lower ends of the seventh reinforcing bar 37, the eighth reinforcing bar 38, the ninth reinforcing bar 39 and the tenth reinforcing bar 30 are vertically connected to four different corners of the top end surface, respectively. After the bent cap 2 is hoisted, the bent cap 2 and the pier stud 1 are temporarily fixed by the seventh reinforcing steel bar 37, the eighth reinforcing steel bar 38, the ninth reinforcing steel bar 39 and the tenth reinforcing steel bar 30 protruding from the top of the bent cap 2.
Specifically, in one embodiment, referring to fig. 1-2, in order to increase the strength of the temporary fixation, two seventh reinforcing bars 37, eight reinforcing bars 38, ninth reinforcing bars 39 and tenth reinforcing bars 30 are provided; the two seventh reinforcing bars 37 are arranged at intervals in a direction parallel to the second side, the two eighth reinforcing bars 38 are arranged at intervals in a direction parallel to the second side, the two ninth reinforcing bars 39 are arranged at intervals in a direction parallel to the fourth side, and the two tenth reinforcing bars 30 are arranged at intervals in a direction parallel to the fourth side.
In this embodiment, the four corners of the top end face of the rectangle are respectively provided with two steel bars so as to further improve the connection strength of the bent cap 2 and the pier stud 1.
Specifically, in one embodiment, referring to fig. 1, in a vertical projection:
setting a straight line which passes through the first steel bar 31 and is parallel to the first edge as a first straight line, setting a straight line which passes through the second steel bar 32 and is parallel to the first edge as a second straight line, setting a straight line which passes through the third steel bar 33 and is parallel to the third edge as a third straight line, and setting a straight line which passes through the fourth steel bar 34 and is parallel to the third edge as a fourth straight line; a first of said seventh reinforcing bars 37 and a first of said ninth reinforcing bars 39 are in said first straight line and a second of said seventh reinforcing bars 37 and a second of said ninth reinforcing bars 39 are in said second straight line; a first one of said eighth reinforcement 38 and a first one of said tenth reinforcement 30 are on said third straight line and a second one of said eighth reinforcement 38 and a second one of said tenth reinforcement 30 are on said fourth straight line.
In this embodiment, first straight line, the second straight line, third straight line and fourth straight line are parallel to each other, distance between two seventh reinforcing bars 37 and distance between two ninth reinforcing bars 39 all equal to the distance of first straight line and second straight line, distance between two eighth reinforcing bars 38 and distance between two tenth reinforcing bars 30 all equal to the distance of third straight line and fourth straight line, harmony when having guaranteed various reinforcing bars and arranging, make the projection rule of various reinforcing bars in vertical direction distribute, the even of atress has been guaranteed, improve bent cap 2 and pier stud 1's joint strength.
Specifically, in an embodiment, please refer to fig. 6 to 7, further comprising a first pressing plate 4 disposed on the surface of the cover beam 2 and a second pressing plate 5 disposed at a distance from the first pressing plate 4; the upper ends of the seventh reinforcing steel bar 37 and the eighth reinforcing steel bar 38 respectively penetrate through the first pressing plate 4; a first nut 6 is connected to the seventh steel bar 37 in a threaded manner, and the first nut 6 provides a first pre-tightening force for the first pressing plate 4 to compress the cover beam 2; a second nut 7 is connected to the eighth reinforcing steel bar 38 in a threaded manner, and the second nut 7 provides a second pre-tightening force for the first pressing plate 4 to compress the cover beam 2; the upper ends of the ninth reinforcing steel bar 39 and the tenth reinforcing steel bar 30 respectively pass through the second pressing plate 5; a third nut is connected to the ninth reinforcing steel bar 39 through a thread, and provides a third pre-tightening force for compressing the cover beam 2 to the second pressing plate 5; a fourth nut is connected to the eighth reinforcing bar 38 through a thread, and provides a fourth pre-tightening force for compressing the cover beam 2 to the second pressing plate 5.
In the present embodiment, the first presser plate 4 and the second presser plate 5 are provided to temporarily fix the cap beam 2 and the pier stud 1. When concrete is not poured into the bent cap 2 after the bent cap 2 is hoisted, in order to ensure that the relative positions of the bent cap 2 and the pier stud 1 are fixed, the upper ends of a seventh reinforcing steel bar 37, an eighth reinforcing steel bar 38, a ninth reinforcing steel bar 39 and a tenth reinforcing steel bar 30 respectively protrude out of the bent cap 2, a first pressing plate 4 is arranged on the seventh reinforcing steel bar 37 and the eighth reinforcing steel bar 38, and a second pressing plate 5 is arranged on the ninth reinforcing steel bar 39 and the tenth reinforcing steel bar 30; anchoring the seventh reinforcing bar 37 and the eighth reinforcing bar 38 with the first nut 6, anchoring the ninth reinforcing bar 39 and the tenth reinforcing bar 30 with the second nut 7, and tightening the first nut 6 and the second nut 7, so that the first presser plate 4 and the second presser plate 5 provide downward pre-tightening force to the capping beam 2, respectively, temporarily fixing the capping beam 2 and the pier stud 1. After the concrete is poured, the first pressing plate 4 and the second pressing plate 5 are removed, and the parts of the seventh reinforcing steel bar 37, the eighth reinforcing steel bar 38, the ninth reinforcing steel bar 39 and the tenth reinforcing steel bar 30 which respectively protrude out of the bent cap 2 are cut off, so that the surface of the bent cap 2 is flat.
Specifically, in an embodiment, referring to fig. 1, in order to further improve the connection strength between the capping beam 2 and the pier stud 1, a plurality of first reinforcing bars 31, a plurality of second reinforcing bars 32, a plurality of third reinforcing bars 33, and a plurality of fourth reinforcing bars 34 are provided; a plurality of first reinforcing bars 31 are arranged at intervals along a direction parallel to the first side; a plurality of the second reinforcing bars 32 are arranged at intervals along a direction parallel to the first side; the third steel bars 33 are respectively arranged along the direction parallel to the third edge at intervals; a plurality of the fourth reinforcing bars 34 are respectively disposed at intervals in a direction parallel to the third side.
Specifically, in one embodiment, referring to fig. 1 to 5, the lower ends of the first reinforcing bar 31, the second reinforcing bar 32, the third reinforcing bar 33 and the fourth reinforcing bar 34 respectively extend downward and are inserted into the pier stud 1. That is, the first reinforcing bar 31, the second reinforcing bar 32, the third reinforcing bar 33, and the fourth reinforcing bar 34 are embedded in the pier stud 1, respectively. It should be noted that the depth of the first steel bar 31, the second steel bar 32, the third steel bar 33 and the fourth steel bar 34 embedded in the pier stud 1 meets the steel bar anchoring length requirement specified in the concrete structure design specification, and the length of the first steel bar 31, the second steel bar 32, the third steel bar 33 and the fourth steel bar 34 extending into the capping beam 2 meets the steel bar anchoring length requirement specified in the concrete structure design specification.
Specifically, in one embodiment, please refer to fig. 1, 3, 4, 6 and 8, which further includes: the supporting plate 8 is of an L-shaped structure, and the supporting plate 8 comprises a first section and a second section which are vertically connected with each other; the bottom surface of the bent cap 2 is attached to the top end surface, and the area of the bottom surface of the bent cap 2 is larger than that of the top end surface; the outside of layer board 8 the first section is connected on the lateral wall of pier stud 1, the outside of second section is connected on the bottom surface of bent cap 2.
In this embodiment, after hoist and mount bent cap 2, adopt the layer board 8 temporary fixation of L type structure bent cap 2, the layer board 8 of L type structure adopts the bolt to connect respectively on pier stud 1 and bent cap 2, connects the work progress rapidly, and joint strength is stable, can satisfy temporary fixation's demand. Wherein, layer board 8 is predetermine on the pier stud 1, promptly: before the cover beam 2 is hoisted, the first section of the supporting plate 8 is connected to the side wall of the second edge; after the bent cap 2 is lifted, the second section of the supporting plate 8 is connected with the bottom surface of the bent cap 2. Preferably, two supporting plates 8 are arranged, and a first section of each supporting plate 8 is connected to the side wall where the second edge of the top end surface of the pier stud 1 is located.
Preferably, in one embodiment, the supporting plates 8 are provided in two, and a first section of each supporting plate 8 is connected to the side wall where the second edge of the top end surface of the pier stud 1 is located.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a pier of assembled bridge which characterized in that includes:
the shape of the top end face of the pier column is a rectangle surrounded by a first side, a second side, a third side and a fourth side which are sequentially connected;
the bent cap is arranged at the top of the pier stud;
a first reinforcing bar; the lower end of the first steel bar is vertically connected to the position, close to the first edge, of the top end face, and the upper end of the first steel bar extends into the cover beam;
a second reinforcing bar; the second steel bar is arranged in the pier column, and the upper end of the second steel bar is vertically connected to the position, close to the first edge, of the top end face; in a vertical projection, the second reinforcing steel bar is positioned between the first reinforcing steel bar and the first edge;
a third reinforcing bar; the lower end of the third steel bar is vertically connected to the position, close to the third edge, of the top end face, and the upper end of the third steel bar extends into the cover beam; and
a fourth reinforcing bar; the fourth steel bar is arranged in the pier column, and the upper end of the fourth steel bar is vertically connected to the position, close to the third edge, of the top end face; in a vertical projection, the fourth reinforcing bar is located between the third reinforcing bar and the fourth side.
2. The pier of an assembled bridge according to claim 1, further comprising:
the lower end of the fifth steel bar is vertically connected to the position, close to the second edge, of the top end face, and the upper end of the fifth steel bar extends into the cover beam; and
and the lower end of the sixth steel bar is vertically connected to the position, close to the fourth edge, of the top end face, and the upper end of the sixth steel bar extends into the cover beam.
3. The pier of an assembled bridge according to claim 2,
a plurality of fifth steel bars are arranged, and the fifth steel bars are arranged at intervals along the direction parallel to the second edge;
the sixth reinforcing bar is equipped with many, many the sixth reinforcing bar is along being on a parallel with the direction interval of fourth side sets up.
4. The pier of an assembled bridge according to claim 2, further comprising a seventh reinforcing bar, an eighth reinforcing bar, a ninth reinforcing bar, and a tenth reinforcing bar;
the lower ends of the seventh steel bar, the eighth steel bar, the ninth steel bar and the tenth steel bar are respectively and vertically connected to the top end face, and the upper ends of the seventh steel bar, the eighth steel bar, the ninth steel bar and the tenth steel bar respectively penetrate through the capping beam;
in vertical projection:
a connecting line between the seventh reinforcing steel bar and the eighth reinforcing steel bar is parallel to the second edge, and the fifth reinforcing steel bar is positioned between the seventh reinforcing steel bar and the eighth reinforcing steel bar;
the connecting line between the ninth reinforcing steel bar and the tenth reinforcing steel bar is parallel to the fourth side, and the sixth reinforcing steel bar is arranged between the ninth reinforcing steel bar and the tenth reinforcing steel bar.
5. The pier of the fabricated bridge according to claim 4, wherein there are two of the seventh reinforcing bar, the eighth reinforcing bar, the ninth reinforcing bar, and the tenth reinforcing bar;
the two seventh steel bars are arranged at intervals in the direction parallel to the second edge, the two eighth steel bars are arranged at intervals in the direction parallel to the second edge, the two ninth steel bars are arranged at intervals in the direction parallel to the fourth edge, and the two tenth steel bars are arranged at intervals in the direction parallel to the fourth edge.
6. The pier of an assembled bridge according to claim 5,
in vertical projection:
setting a straight line which passes through the first steel bar and is parallel to the first edge as a first straight line, setting a straight line which passes through the second steel bar and is parallel to the first edge as a second straight line, setting a straight line which passes through the third steel bar and is parallel to the third edge as a third straight line, and setting a straight line which passes through the fourth steel bar and is parallel to the third edge as a fourth straight line;
a first of said seventh and ninth reinforcing bars being in said first straight line and a second of said seventh and ninth reinforcing bars being in said second straight line;
a first one of the eighth and tenth reinforcing bars is on the third straight line and a second one of the eighth and tenth reinforcing bars is on the fourth straight line.
7. The pier of the fabricated bridge of claim 4, further comprising a first pressing plate provided on the surface of the cap beam and a second pressing plate spaced apart from the first pressing plate;
the upper ends of the seventh reinforcing steel bar and the eighth reinforcing steel bar respectively penetrate through the first pressing plate;
a first nut is in threaded connection with the seventh steel bar and provides a first pre-tightening force for the first pressing plate to compress the cover beam; a second nut is in threaded connection with the eighth reinforcing steel bar and provides a second pre-tightening force for the first pressing plate to compress the cover beam;
the upper ends of the ninth reinforcing steel bar and the tenth reinforcing steel bar respectively penetrate through the second pressing plate;
a third nut is in threaded connection with the ninth reinforcing steel bar and provides a third pre-tightening force for the second pressing plate to compress the cover beam; and a fourth nut is connected to the eighth reinforcing steel bar in a threaded manner and provides a fourth pre-tightening force for the second pressing plate to compress the cover beam.
8. The pier of the fabricated bridge according to claim 1, wherein a plurality of the first reinforcing bars, the second reinforcing bars, the third reinforcing bars, and the fourth reinforcing bars are provided;
the first steel bars are arranged at intervals along the direction parallel to the first edge;
the second steel bars are arranged at intervals along the direction parallel to the first edge;
the third steel bars are arranged at intervals along the direction parallel to the third edge respectively;
and the fourth steel bars are arranged at intervals along the direction parallel to the third edge respectively.
9. The pier of an assembled bridge according to claim 1, wherein lower ends of the first, second, third and fourth reinforcing bars are extended downward to be inserted into the pier stud, respectively.
10. The pier of an assembled bridge according to claim 1, further comprising:
the supporting plate is of an L-shaped structure and comprises a first section and a second section which are vertically connected with each other;
the bottom surface of the cover beam is attached to the top end surface, and the area of the bottom surface of the cover beam is larger than that of the top end surface; the outside of the first section of layer board is connected on the lateral wall of pier stud, the outside of second section is connected on the bottom surface of bent cap.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662500.5U CN214219353U (en) | 2020-11-17 | 2020-11-17 | Pier of assembled bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662500.5U CN214219353U (en) | 2020-11-17 | 2020-11-17 | Pier of assembled bridge |
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| Publication Number | Publication Date |
|---|---|
| CN214219353U true CN214219353U (en) | 2021-09-17 |
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| CN202022662500.5U Active CN214219353U (en) | 2020-11-17 | 2020-11-17 | Pier of assembled bridge |
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| Country | Link |
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| CN (1) | CN214219353U (en) |
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