CN216193706U - Pile plate type road connecting structure - Google Patents
Pile plate type road connecting structure Download PDFInfo
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- CN216193706U CN216193706U CN202122037759.5U CN202122037759U CN216193706U CN 216193706 U CN216193706 U CN 216193706U CN 202122037759 U CN202122037759 U CN 202122037759U CN 216193706 U CN216193706 U CN 216193706U
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Abstract
A pile-plate type road connecting structure comprising: the pipe pile and the roadbed are connected; the road bed connects and includes: the damping device comprises a first connecting part, a second connecting part, a core column and a damping part; the two ends of the core column are respectively connected with the first connecting part and the second connecting part, the first connecting part and the second connecting part are arranged in parallel, and the central axis of the core column is parallel to a connecting line of the central point of the first connecting part and the central point of the second connecting part; the damping part is sleeved outside the core column, and the inner periphery of the damping part is in damping fit with the core column; the two ends of the damping part respectively abut against the first connecting part and the second connecting part, and the damping part can elastically deform along the central axis direction of the core column; the damping part is also provided with a first through hole of which the central line is parallel to the central axis of the core column, and the second connecting part is provided with second through holes which are in one-to-one correspondence with the first through holes. The roadbed structure can separately transport the roadbed joints and the tubular piles, and can adopt a mode of firstly installing and then pouring, so that the roadbed structure is more convenient, safer and more efficient to install.
Description
Technical Field
The utility model relates to the field of building structures, in particular to a pile plate type road connecting structure.
Background
In civil engineering, the subgrade occupies an important position in the aspects of construction quantity, floor area and investment. At present, in order to ensure the firmness of the roadbed, the roadbed adopts a steel reinforced concrete structure, the volume and the mass of the roadbed are heavy, the difficulty of transportation and installation is very high, and the construction efficiency and the cost are greatly influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of high transportation cost and high installation difficulty of the roadbed structure in the prior art, the utility model provides the pile-plate type road connection structure, so that the transportation cost of the roadbed structure is reduced, and the installation difficulty is also reduced.
The utility model provides a pile-plate type road connecting structure, which comprises: the damping device comprises a first connecting part, a second connecting part, a core column and a damping part; the two ends of the core column are respectively connected with the first connecting part and the second connecting part, the first connecting part and the second connecting part are arranged in parallel, and the central axis of the core column is parallel to a connecting line of the central point of the first connecting part and the central point of the second connecting part;
the damping part is sleeved outside the core column, and the inner periphery of the damping part is in damping fit with the core column; the two ends of the damping part respectively abut against the first connecting part and the second connecting part, and the damping part can elastically deform along the central axis direction of the core column; the damping part is also provided with a first through hole of which the central line is parallel to the central axis of the core column, and the second connecting part is provided with second through holes which are in one-to-one correspondence with the first through holes.
Preferably, the damper portion is formed by stacking steel sheets and shock absorbing pads alternately distributed along the direction of the center axis of the stem.
Preferably, the first connecting part comprises a first connecting plate and a first protrusion arranged on one side of the first connecting plate facing the damping part; the second connecting portion include the second connecting plate and set up at the second connecting plate protruding towards the second of damping portion one side, and the both ends terminal surface of damping portion supports respectively to lean on first arch and second protrudingly.
Preferably, the damping portion outside cover is equipped with the protective sheath with the coaxial setting of stem, the protective sheath is the elastic component, and the both ends of protective sheath respectively with first connecting plate and second connecting plate sealing connection.
Preferably, the first connecting plate and the second connecting plate are both steel plates, and the core column is made of mild steel or lead.
Preferably, the device also comprises a tubular pile; the roadbed joint is as described above;
the tubular pile includes: the steel bar mesh consists of stirrups and core filling main reinforcements, the core filling main reinforcements are perpendicular to a plane surrounded by the stirrups, the core filling main reinforcements are distributed along the inner peripheries of the stirrups, and the stirrups are distributed along the length direction of the core filling main reinforcements; the steel bar mesh is positioned on the inner periphery of the steel sleeve, and the core filling main bars are parallel to the central axis of the steel sleeve;
the core filling main ribs correspond to the second through holes one by one, and extend out of two ends of the steel sleeve and penetrate through the corresponding second through holes to be inserted into the corresponding first through holes.
Preferably, the first connecting plate is provided with a first plug-in unit, and the first plug-in unit extends towards one side away from the damping part; and a second plug-in is arranged on the second connecting plate and is inserted into the steel sleeve.
Preferably, the first insert and the second insert are both parallel to the central axis of the stem; the second inserts are distributed along and abut against the inner periphery of the steel sleeve.
Preferably, the inner periphery of the steel sleeve is also filled with concrete.
Preferably, the end of the first plug-in component departing from the first connecting plate is provided with a nut, and the end of the second plug-in component departing from the second connecting plate is provided with a nut.
The utility model has the advantages that:
(1) the damping part is sleeved outside the core column, and the inner periphery of the damping part is in damping fit with the core column. Therefore, when the roadbed joint is under the action of external load, the external load can be consumed through the deformation of the damping part and the damping cooperation between the damping part and the core column. The arrangement of the first through hole and the second through hole facilitates the integration of the roadbed joint and the building member through the structure of the first through hole inserted into the building member when the roadbed joint is used for connecting the building member, and the reliability of the connecting structure is ensured.
(2) The damping part is formed by stacking steel sheets and shock absorbing pads which are alternately distributed along the central axis direction of the core column. Therefore, the steel sheet can ensure the shape stability of the damping part on a plane vertical to the central axis of the core column, and is beneficial to controlling the deformation quantity of the damping part in the central axis direction of the core column, so that the damping part has certain vertical rigidity, the weight of an upper structure can be supported, and the balance of energy consumption performance and deformation stability is ensured; the shock pad can make the damping part have better flexibility in the horizontal direction to satisfy great displacement, and can effectively prolong the natural period of structure. Meanwhile, the internal energy consumption of the damping part is further improved through the elastic deformation of the damping pad on the surface perpendicular to the central axis of the core column, and the damping and energy consumption performance of the roadbed joint is improved.
(3) Through the setting of first arch and second arch, can exert the extrusion force to the damping portion from the relative both sides of damping portion in stem central axis direction for steel sheet and shock pad extrude each other, with the compact structure nature and the stability that improve the damping portion. Meanwhile, the first bulges and the second bulges provide certain buffer space for the deformation of the damping part, and the damping energy consumption performance of the damping part is further improved.
(4) The core column is made of lead core or mild steel, has the characteristics of high elastic plasticity and lower yield stress, and has better fatigue characteristics under the plastic deformation condition. The high elastic plasticity enables the core column to have large hysteretic damping when deformed, and more energy is dissipated.
Through the cooperation of protective sheath, first connecting plate and second connecting plate, realized the sealed protection to damping portion and stem, be favorable to avoiding the damping portion of easy loss impaired to the life that the extension road bed connects.
(5) The pile plate type road connecting structure can be transported separately because the pipe piles are separated from the roadbed joints. The core filling main ribs correspond to the second through holes one by one, extend out of the two ends of the steel sleeve and penetrate through the corresponding second through holes to be inserted into the corresponding first through holes, so that integration of the tubular pile and the roadbed joint is achieved.
(6) First plug-in components and second plug-in components all are on a parallel with the central axis of stem to guarantee that the effort between road bed joint and tubular pile, road bed joint and the pier all along the transmission of damping portion variable direction, improve the damping power consumption effect. Simultaneously, the second plug-in components lean on steel sleeve inner periphery along the distribution of steel sleeve inner periphery and lean on to the circumference that conveniently leans on through second plug-in components and steel sleeve before pouring leans on the relative positioning who realizes road bed joint and tubular pile, thereby makes things convenient for putting up and pouring of this road bed structure.
(7) During construction, the roadbed joint and the tubular pile can be connected firstly, then the first connecting part of the roadbed joint is connected with the upper structure, and concrete is poured into the pouring cavity to complete pouring of the roadbed structure. Compared with the mode of firstly pouring and then installing adopted by the existing roadbed structure, the pile plate type road connecting structure adopts the mode of firstly installing and then pouring, so that the installation of the pile plate type road connecting structure is more convenient, safer and more efficient.
Drawings
Fig. 1 is a cross-sectional view of a roadbed joint;
fig. 2 is a cross-sectional view of a pipe pile;
FIG. 3 is a schematic view of a pile-plate type road connection structure;
fig. 4 is a sectional view of a pile-plate type road connecting structure.
The figure is as follows: 1. a tubular pile; 11. a steel sleeve; 12. a reinforcing mesh; 121. hooping; 122. filling the core main reinforcement; 2. a roadbed joint; 21. a first connection portion; 211. a first connecting plate; 212. a first protrusion; 213. a first plug-in; 22. a second connecting portion; 220. a second through hole; 221. a second connecting plate; 222. a second protrusion; 223. a second plug-in; 23. a stem; 24. a damping part; 241. a steel sheet; 242. a shock pad; 243. a first through hole; 25. a protective sleeve;
A. a diaphragm plate.
Detailed Description
Referring to fig. 3 and 4, the pile-plate type road connecting structure according to the present embodiment includes: tubular pile 1 and road bed joint 2.
Referring to fig. 1, the roadbed joint comprises: a first connecting portion 21, a second connecting portion 22, a stem 23, and a damper portion 24; the two ends of the stem 23 are respectively connected with the first connecting part 21 and the second connecting part 22, the first connecting part 21 and the second connecting part 22 are arranged in parallel, and the central axis of the stem 23 is parallel to the connecting line of the central point of the first connecting part 21 and the central point of the second connecting part 22.
The damping part 24 is sleeved outside the core column 23, and the inner periphery of the damping part 24 is in damping fit with the core column 23; the two ends of the damping portion 24 respectively abut against the first connecting portion 21 and the second connecting portion 22, and the damping portion 24 can deform along the central axis direction of the stem 23. Thus, when the roadbed joint 2 is subjected to external load in the central axis direction of the core column 23, the external load can be dissipated through the deformation of the damping part 24 and the damping matching of the damping part 24 and the core column 23 in the deformation process.
The damping portion 24 is further provided with first through holes 243 having center lines parallel to the central axis of the stem 23, and the second connecting portion 22 is provided with second through holes 220 corresponding to the first through holes 243 one by one. The arrangement of the first through hole 243 and the second through hole 220 facilitates the integration of the roadbed joint 2 and the building member through the structure that the first through hole 243 is inserted into the building member when the roadbed joint 2 is used for connecting the building member, thereby ensuring the reliability of the connecting structure.
In the present embodiment, the damper portion 24 is formed by stacking steel sheets 241 and shock absorbing pads 242 alternately distributed along the central axis direction of the stem 23, and a rubber pad may be specifically used as the shock absorbing pad. Therefore, the steel sheet 241 can ensure the shape stability of the damping part 24 on a plane perpendicular to the central axis of the core column 23, and is beneficial to controlling the deformation quantity of the damping part 24 in the central axis direction of the core column 23, so that the damping part has certain vertical rigidity, can support the weight of an upper structure, and ensures the balance of energy consumption performance and deformation stability; the shock pad can make the damping part have better flexibility in the horizontal direction to satisfy great displacement, and can effectively prolong the natural period of structure. Meanwhile, the deformation of the shock pad 242 on the plane perpendicular to the central axis of the core column 23 further improves the internal energy consumption of the damping part 24, and improves the shock absorption and energy consumption performance of the roadbed joint 2.
In the present embodiment, the first connection portion 21 includes the first connection plate 211 and the first protrusion 212 provided on the side of the first connection plate 211 facing the damper portion 24. The second connecting portion 22 includes a second connecting plate 221 and a second protrusion 222 provided on a side of the second connecting plate 221 facing the damper portion 24, and both end faces of the damper portion 24 abut against the first protrusion 212 and the second protrusion 222, respectively. The end surface of the damping portion 24 is a surface of the damping portion 24 perpendicular to the central axis of the stem. In this way, by the arrangement of the first and second protrusions 212 and 222, it is possible to apply pressing forces to the damper portion 24 from opposite sides of the damper portion 24 in the central axis direction of the stem 23, so that the steel sheet 241 and the cushion 242 are pressed against each other to improve the structural compactness and stability of the damper portion 24. Meanwhile, the first protrusion 212 and the second protrusion 222 also provide a certain buffer space for deformation of the damping portion 24, so that damping energy consumption performance of the damping portion 24 is further improved.
Specifically, in the present embodiment, the first connecting plate 211 and the second connecting plate 221 are both provided with mounting holes corresponding to the positions of the stems 23, and the mounting holes are through holes or counter bores. The two ends of the stem 23 are fastened in the mounting holes, and in the working state, the first connecting plate 211 and the second connecting plate 221 press and fix the stem. And the stem 23 is interference-fitted with the damper portion 24. When the damper portion 24 is deformed horizontally, the entire stem 23 is forced to undergo shear deformation by being constrained by the steel sheet 241. The initial shear stiffness of the roadbed joint can reach more than 10 times of the stiffness of a common laminated rubber support, and the roadbed joint has good hysteresis characteristics.
In this embodiment, the outer side of the damping portion 24 is sleeved with a protective sleeve 25 coaxially arranged with the core column 23, the protective sleeve 25 is an elastic member, specifically, a rubber sleeve can be adopted, and two ends of the protective sleeve 25 are respectively connected with the first connecting plate 211 and the second connecting plate 221 in a sealing manner. Thus, through the cooperation of protective sheath 25, first connecting plate 211 and second connecting plate 221, realized the sealed protection to damping portion 24 and stem 23, be favorable to avoiding easy lossy damping portion 24 impaired to the life of extension road bed joint 2.
Specifically, in the present embodiment, the first connection plate 211 and the second connection plate 221 are both steel plates, and the stem 23 is a steel or lead core.
Referring to fig. 2, the tube pile 1 includes: the steel casing 11 and the steel bar mesh 12, the steel bar mesh 12 is composed of a hoop 121 and a core-filling main rib 122, the core-filling main rib 122 is perpendicular to the plane enclosed by the hoop 121, the core-filling main rib 122 is distributed along the inner circumference of the hoop 121, and the hoop 121 is distributed along the length direction of the core-filling main rib 122. The mesh reinforcement 12 is located at the inner periphery of the steel casing 11 and the core-filling cage bars 122 are parallel to the central axis of the steel casing 11.
The core filling main ribs 122 correspond to the second through holes 220 one by one, and the core filling main ribs 122 extend out from two ends of the steel sleeve 11 and penetrate through the corresponding second through holes 220 to be inserted into the corresponding first through holes 243, so that the integration of the tubular pile 1 and the roadbed joint 2 is realized.
In the present embodiment, the first connection plate 211 is provided with the first insert 213, and the first insert 213 extends to a side away from the damper portion 24 so as to be connected to a bridge pier. The second connecting plate 221 is provided with a second insert 223 inserted into the steel sleeve 11.
Thus, in this embodiment, through the connection between the steel sleeve 11 and the second connection portion 22, the tubular pile 1 and the roadbed joint 2 are connected into a whole, a pouring cavity is formed in the inner periphery of the steel sleeve 11, and a pouring hole is reserved in the steel sleeve 11, so that concrete can be filled into the pouring cavity to form a reinforced concrete structure by matching with the steel bar mesh 12, and the stability of the pile slab type road connection structure is ensured. In this embodiment, the pouring cavity is poured under the condition that the second plug-in 223 is inserted into the steel sleeve 11, so that the second plug-in 223 and the concrete form a whole, and the connection stability of the roadbed joint 2 and the tubular pile 1 is further ensured.
In this embodiment, the first insert 213 and the second insert 223 are both parallel to the central axis of the core column 23, so as to ensure that the acting force between the roadbed joint 2 and the pipe pile 1, the roadbed joint 2 and the pier is transmitted along the deformation direction of the damping part 24, thereby improving the damping energy consumption effect. Meanwhile, the second plug-in 223 is distributed along the inner periphery of the steel sleeve 11 and abuts against the inner periphery of the steel sleeve 11, so that the roadbed joint 2 and the tubular pile 1 can be conveniently positioned in a relative mode through circumferential abutting of the second plug-in 223 and the steel sleeve 11 before pouring, and the pile plate type road connecting structure can be conveniently built and poured.
The pile-plate type road connection structure in the present embodiment can be transported separately because the pipe piles 1 and the roadbed joints 2 are separated. So, when the construction, can connect roadbed joint 2 and tubular pile 1 earlier, then be connected roadbed joint 2's first connecting portion 21 and cross slab A, pour the intracavity into concrete again and accomplish the pouring of stake board-like road connection structure. For the mode of pouring earlier and then installing that current roadbed structure adopted, in this embodiment, adopt earlier the installation and pour afterwards for roadbed structure's installation is convenient safety and high efficiency more.
In this embodiment, a nut is disposed at an end of the first plug 213 away from the first connection plate 211 to improve fastening of the first plug 213 to the pier after casting connection. Similarly, one end of the second plug-in 223 departing from the second connecting plate 221 is provided with a nut so as to ensure that the second plug-in 223 is fastened with the steel sleeve 11 after pouring connection.
In the present embodiment, the first connection portion 21 of the roadbed joint 2 is connected to the diaphragm a by anchoring when the roadbed structure is installed. The steel sleeve 11 is connected with the second connecting plate 221, and welding or screw connection can be adopted, so as to further improve the connection stability of the roadbed joint 2 and the pipe pile 1.
The utility model is not to be considered as limited to the specific embodiments shown and described, but is to be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. A pile-plate type road connection structure, characterized by comprising a roadbed joint (2), the roadbed joint (2) comprising: a first connection part (21), a second connection part (22), a stem (23), and a damping part (24); the two ends of the core column (23) are respectively connected with the first connecting part (21) and the second connecting part (22), the first connecting part (21) and the second connecting part (22) are arranged in parallel, and the central axis of the core column (23) is parallel to a connecting line of the central point of the first connecting part (21) and the central point of the second connecting part (22);
the damping part (24) is sleeved on the outer side of the core column (23), and the inner periphery of the damping part (24) is in damping fit with the core column (23); two ends of the damping part (24) respectively abut against the first connecting part (21) and the second connecting part (22), and the damping part (24) can elastically deform along the central axis direction of the core column (23); the damping part (24) is also provided with a first through hole (243) the center line of which is parallel to the central axis of the core column (23), and the second connecting part (22) is provided with second through holes (220) which are in one-to-one correspondence with the first through holes (243).
2. The pile-plate type road connecting structure according to claim 1, wherein the damper portion (24) is formed by stacking steel sheets (241) and shock-absorbing pads (242) alternately distributed along the central axis direction of the stem (23).
3. The pile-plate type road connecting structure according to claim 2, wherein the first connecting portion (21) includes a first connecting plate (211) and a first protrusion (212) provided on a side of the first connecting plate (211) facing the damper portion (24); the second connecting portion (22) comprises a second connecting plate (221) and a second protrusion (222) arranged on one side, facing the damping portion (24), of the second connecting plate (221), and end faces of two ends of the damping portion (24) abut against the first protrusion (212) and the second protrusion (222) respectively.
4. The pile-plate type road connection structure according to claim 3, wherein a protective sleeve (25) coaxially arranged with the stem (23) is sleeved outside the damping part (24), the protective sleeve (25) is an elastic member, and two ends of the protective sleeve (25) are respectively connected with the first connecting plate (211) and the second connecting plate (221) in a sealing manner.
5. The pile-plate road connection according to claim 3, wherein the first connecting plate (211) and the second connecting plate (221) are both steel plates, and the stem (23) is mild steel or lead core.
6. The pile-plate type road connecting structure according to claim 1, further comprising a pipe pile (1);
tubular pile (1) includes: the steel bar net (12) is composed of stirrups (121) and core filling main reinforcements (122), the core filling main reinforcements (122) are perpendicular to a plane surrounded by the stirrups (121), the core filling main reinforcements (122) are distributed along the inner periphery of the stirrups (121), and the stirrups (121) are distributed along the length direction of the core filling main reinforcements (122); the reinforcing mesh (12) is positioned on the inner periphery of the steel sleeve (11), and the core filling main ribs (122) are parallel to the central axis of the steel sleeve (11);
the core filling main ribs (122) correspond to the second through holes (220) one by one, and the core filling main ribs (122) extend out of two ends of the steel sleeve (11) and penetrate through the corresponding second through holes (220) to be inserted into the corresponding first through holes (243).
7. The pile-plate type road connecting structure according to claim 6, wherein the first connecting plate (211) is provided with a first insert (213), the first insert (213) extending to a side away from the damper portion (24); the second connecting plate (221) is provided with a second plug-in unit, and the second plug-in unit (223) is inserted into the steel sleeve (11).
8. The pile-plate road connection according to claim 7, wherein the first insert (213) and the second insert (223) are both parallel to the central axis of the stem (23); the second insert (223) is distributed along the inner circumference of the steel sleeve (11) and abuts against the inner circumference of the steel sleeve (11).
9. The pile-plate road connection according to claim 8, wherein the inner periphery of the steel sleeve (11) is further filled with concrete.
10. Pile-plate road connection according to claim 7, characterised in that the end of the first insert (213) facing away from the first connection plate (211) is provided with a nut and the end of the second insert (223) facing away from the second connection plate (221) is provided with a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122037759.5U CN216193706U (en) | 2021-08-26 | 2021-08-26 | Pile plate type road connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122037759.5U CN216193706U (en) | 2021-08-26 | 2021-08-26 | Pile plate type road connecting structure |
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| Publication Number | Publication Date |
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| CN216193706U true CN216193706U (en) | 2022-04-05 |
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| CN202122037759.5U Active CN216193706U (en) | 2021-08-26 | 2021-08-26 | Pile plate type road connecting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117723247A (en) * | 2024-02-18 | 2024-03-19 | 安徽省交通控股集团有限公司 | Anti-seismic performance detection device for highway pile plate type structure |
-
2021
- 2021-08-26 CN CN202122037759.5U patent/CN216193706U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117723247A (en) * | 2024-02-18 | 2024-03-19 | 安徽省交通控股集团有限公司 | Anti-seismic performance detection device for highway pile plate type structure |
| CN117723247B (en) * | 2024-02-18 | 2024-04-16 | 安徽省交通控股集团有限公司 | Anti-seismic performance detection device for highway pile plate type structure |
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