CN210481994U - Through-type bailey piece beam bridge - Google Patents
Through-type bailey piece beam bridge Download PDFInfo
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- CN210481994U CN210481994U CN201921077881.1U CN201921077881U CN210481994U CN 210481994 U CN210481994 U CN 210481994U CN 201921077881 U CN201921077881 U CN 201921077881U CN 210481994 U CN210481994 U CN 210481994U
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Abstract
The utility model discloses a bear formula bailey piece girder bridge belongs to the bridge construction field, aims at providing a support stable bear formula bailey piece girder bridge, and its technical scheme main points are including a plurality of bailey roof beams, and are adjacent connect between the bailey roof beam and be equipped with the steel frame case, and are adjacent bailey roof beam bottom is connected and is equipped with the supporting seat, it is equipped with the bolt to be connected between bailey roof beam and the supporting seat, the connection of supporting seat below is equipped with the steel-pipe pile, the transverse groove has been seted up at steel-pipe pile top, the connection of supporting seat bottom is equipped with the complex installation roof beam of pegging graft with the transverse groove, first mounting bracket and second mounting bracket have been laid in the mistake on the installation roof beam, fixed connection between supporting seat and the installation roof beam, be equipped with fixed subassembly on the steel-pipe pile lateral wall, the utility model has the advantages of easy.
Description
Technical Field
The utility model relates to a bridge construction field, in particular to hold formula bailey piece bridge under.
Background
The construction area may have few roads or narrow roads, which is inconvenient for heavy construction vehicles to pass through, if the construction area has numerous river networks, which are densely distributed in the longitudinal and transverse directions and all-around, heavy construction vehicles (including concrete mixer trucks, truck cranes, crawler cranes, rotary drilling rigs and the like) need to cross rivers, at this moment, bridges need to be built, and the bridge building generally adopts a bottom-supported beret bridge.
The use of the bottom-supported Bailey sheet beam bridge is increasing in the current building construction, taking the construction of a Taizhou bay bridge as an example, the Taizhou bay bridge and a wiring project are started in a six-component town of Sanmen county and connected with the Sanmen bay bridge and the wiring project, the Taizhou bay bridge and the wiring project are finally connected in the south town of the Wen mountain city, the total length of a route is 102.381km, the county city along which the Taizhou bay bridge passes mainly comprises three doors, a sea, a pepper river, a road bridge and a greenling, the route is a TS13 mark section project, the number of origin-destination piles is K174+410-K181+900, the total length of the route is 7.49km, and the route is located in the Wen mountain city of Zhejiang province.
Chinese patent No. CN205662832U discloses an underpass type bailey beam steel temporary bridge, which comprises a left lower supporting structure, a right lower supporting structure, a left bailey beam, a right bailey beam and a bridge deck. The left lower supporting structure and the right lower supporting structure are symmetrically fixed on two banks; the left lower supporting structure and the right lower supporting structure respectively comprise an enlarged foundation and an abutment fixed in the center of the surface of the enlarged foundation; a left pier top distribution beam and a right pier top distribution beam are respectively and fixedly arranged on the surfaces of the left lower supporting structure and the right lower supporting structure in the transverse direction; the left Bailey beam is arranged on the left side of the bridge floor, and two ends of the left Bailey beam are respectively fixed with the left pier top distribution beam and the right pier top distribution beam; the right Bailey beam is arranged on the right side of the bridge floor, and two ends of the right Bailey beam are respectively fixed with the left pier top distribution beam and the right pier top distribution beam; a plurality of transverse distribution beams are fixedly arranged in the area between the left Bailey beam and the right Bailey beam at equal intervals; a plurality of longitudinal distribution beams are fixedly arranged on the transverse distribution beam at equal intervals; and paving a bridge deck on the longitudinal distribution beams.
The prior art scheme among the above-mentioned is in order to use the long-span bridge construction, improve support intensity, adopt left lower part bearing structure and right lower part bearing structure to support the bailey beam, but in the in-service use, because the river course span is too big, the structure that leads to above-mentioned bailey beam steel temporary bridge is stable inadequately, or because the installation is improper, cause the bridge unstability, need pass through more heavy truck on the temporary bridge, the bridge structure unstability leads to the fact dangerous emergence easily, and the bridge only needs use in the time limit for the construction, can bring inconvenience for the workman when installation and dismantlement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bear formula bailey piece girder bridge has stable in structure, easy to assemble's advantage.
The above technical purpose of the present invention can be achieved by the following technical solutions:
an underprop type Bailey sheet girder bridge comprises a plurality of Bailey girders, a steel frame box is connected and arranged between every two adjacent Bailey girders, a supporting seat is connected and arranged at the bottom of every two adjacent Bailey girders, bolts are connected between the Bailey beams and the supporting seats, steel pipe piles are connected below the supporting seats, the top of the steel pipe pile is provided with a transverse groove, the bottom of the supporting seat is connected with an installation beam which is in splicing fit with the transverse groove, the first mounting frames and the second mounting frames are alternately laid on the mounting beam, the supporting seat is fixedly connected with the mounting beam, the fixing assembly is arranged on the side wall of the steel pipe pile and comprises a sliding groove formed in the side wall of the transverse groove, locking grooves formed in the two side walls of the mounting beam, locking pins arranged in the sliding groove in a penetrating mode and matched with the locking grooves, a limiting block arranged at one end, far away from the transverse beam, of the locking pins and a locking spring connected between the limiting block and the mounting beam.
By adopting the technical scheme, the steel pipe piles are fixedly inserted in the river channel, the mounting beams are inserted in the transverse grooves at the tops of the steel pipe piles, the tops of the mounting beams are fixedly connected with the supporting seats, the tops of the supporting seats are provided with the Bailey frames and the steel frame boxes, the steel frame boxes are positioned between two adjacent Bailey frames, the fixing component on the side wall of the steel pipe pile is used for fixing the mounting beam on the top of the steel pipe pile, the locking pin is inserted into the locking pins at the two sides of the mounting beam along the sliding groove, the locking spring plays a role in fixing the insertion of the locking pin, the locking pin is prevented from falling off, the stability of the insertion of the locking pin is kept, thereby make the installation of bridge more stable, when needs are dismantled, only need take out the fitting pin from the locking inslot, will install the roof beam and take off in the steel-pipe pile, make the installation and the dismantlement of bridge all more convenient.
Further, the transverse groove tank bottom is provided with a touch panel, a buffer spring is connected between the touch panel and the transverse groove tank bottom, connecting rods are connected to two sides of the touch panel, and a limiting groove for the connecting rods to slide is formed in the side wall of the transverse groove.
Through adopting above-mentioned technical scheme, when the installation roof beam is pegged graft in the transverse groove at steel-pipe pile top, conflict earlier on the touch panel, buffer spring compression this moment, the touch panel moves the connecting rod and slides in the spacing inslot, makes the installation roof beam reduce vibrations when the installation, after the installation, when heavy truck passes through, buffer spring plays the cushioning effect to the touch panel to increase the life of bridge, make the bridge more stable, prevent unexpected emergence.
Furthermore, the connecting rod is kept away from conflict board one end and is connected and be equipped with the sliding block, set up in the steel-pipe pile and supply the gliding movable groove of sliding block.
Through adopting above-mentioned technical scheme, make the sliding block slide in the activity inslot of transverse groove lateral wall, the sliding of sliding block in the activity inslot plays the guide effect to the slip of touch panel, makes the slip of touch panel more stable.
Furthermore, a guide rail is arranged in the movable groove, and the sliding block is connected to the sliding rail in a sliding mode.
Through adopting above-mentioned technical scheme, the guide rail plays the guide effect to the slip of sliding block, makes the conflict board that the sliding block is connected up-and-down motion under the effect of uniform force.
Furthermore, a fixed block is fixedly sleeved on the locking pin, a groove is formed in the bottom of the fixed block, and an inserting pin matched with the groove is arranged at the top of the sliding block.
Through adopting above-mentioned technical scheme, before the installation, under the effect of spring, conflict board rebound, the round pin of pegging graft this moment is along with the sliding block upward movement, with stopper to keeping away from transverse groove one side pulling this moment, makes the round pin of pegging graft in the recess of fixed block bottom, goes on fixed block and the fixed fitting pin of wearing to establish in the fixed block, makes the fitting pin keep away from the transverse groove.
Further, be equipped with on the installation roof beam lateral wall and put the thing groove, the stopper is located puts the thing inslot, locking spring one end fixed connection puts the thing groove tank bottom, locking spring other end fixed connection is on the stopper.
Through adopting above-mentioned technical scheme, be equipped with on the installation roof beam lateral wall and put the thing groove, when the fitting pin is pegged graft in the locking groove, under locking spring's effect, the fitting pin is pegged graft in the locking groove, and the pulling stopper is to putting the thing inslot motion, can make the stopper arrange in and put the thing inslot, prevents that the external force mistake from bumping the stopper, makes the fitting pin keep away from the locking groove, causes the installation unstable.
Furthermore, bracket steel is connected and arranged between the steel pipe pile and the supporting seat.
Through adopting above-mentioned technical scheme, the bracket steel plays supporting role to supporting seat and steel-pipe pile, increases bridge strength and stability.
Furthermore, steel balls are arranged on the inner side walls of the transverse grooves, and the side walls of the mounting beams abut against the steel balls.
Through adopting above-mentioned technical scheme, the steel column makes the installation roof beam peg graft more smoothly in the transverse groove, makes the installation more convenient.
To sum up, the utility model discloses following beneficial effect has:
1. through the arrangement of the fixing device, the effect of convenient installation and disassembly of the installation beam and the steel pipe pile can be achieved;
2. through the arrangement of the locking spring, the effect that the locking pin is always inserted into the locking groove when the locking pin is not influenced by external force can be achieved;
3. through setting up conflict board and buffer spring at the transverse groove tank bottom, can play the effect of buffering and supporting role to the installation of transverse beam.
Drawings
FIG. 1 is a front view of an embodiment of a through beret bridge;
FIG. 2 is an enlarged view at A in FIG. 1;
fig. 3 is a schematic cross-sectional view of an embodiment embodying the fitting of the mounting beam with the transverse slot.
In the figure, 1, a beret beam; 11. a steel frame box; 12. a supporting seat; 13. a bolt; 14. steel pipe piles; 141. a transverse slot; 15. mounting a beam; 2. a fixing assembly; 201. a chute; 202. a locking groove; 203. a locking pin; 204. a limiting block; 205. a locking spring; 21. a touch plate; 22. a buffer spring; 23. a connecting rod; 24. a limiting groove; 25. a slider; 26. a movable groove; 27. a guide rail; 3. a fixed block; 31. a groove; 32. a plug pin; 33. a storage groove; 4. bracket steel; 5. steel balls; 6. a first mounting bracket; 7. a second mounting bracket.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
the utility model provides a bear formula bailey piece girder bridge down, as shown in fig. 1 and 2, includes a plurality of bailey framves, is equipped with steel frame case 11 between a plurality of bailey framves, and the connection of bailey frame bottom is equipped with supporting seat 12, is connected through bolt 13 between bailey frame and the supporting seat 12, and the connection is equipped with steel-pipe pile 14 below supporting seat 12, and transverse groove 141 has been seted up at steel-pipe pile 14 top, and the connection is equipped with and pegs graft complex installation roof beam 15 with transverse groove 141 bottom the supporting seat 12.
As shown in fig. 1 and 2, steel balls 5 are arranged on the side walls of the transverse grooves 141, the steel pipe piles 14 are fixedly inserted into the river channel, and the mounting beams 15 are abutted against the steel columns and are inserted into the transverse grooves 141 in a downward sliding manner.
As shown in fig. 1 and 3, the side wall of the steel pipe pile 14 is provided with a fixing component 2, and the fixing component 2 includes a sliding groove 201 formed on the side wall of the transverse beam, a locking groove 202 formed on the two side walls of the installation beam 15, a locking pin 203 arranged in the sliding groove 201 in a penetrating manner and matched with the locking groove 202, a limiting block 204 arranged at one end of the locking pin 203 far away from the transverse beam, and a locking spring 205 connected between the limiting block 204 and the installation beam 15.
As shown in fig. 1 and 3, a contact plate 21 is disposed at the bottom of the transverse groove 141, a buffer spring 22 is disposed between the contact plate 21 and the bottom of the transverse groove 141, two sides of the contact plate 21 are connected with connecting rods 23, a limiting groove 24 for the sliding of the connecting rod 23 is disposed on the side wall of the transverse groove 141, a sliding block 25 is disposed at a point of the connecting rod 23 far away from the contact plate 21, and a movable groove 26 for the sliding of the sliding block 25 is disposed in the steel pipe pile 14.
As shown in fig. 1 and 3, when the mounting beam 15 is installed in the transverse groove 141 in a downward sliding manner along the steel column, the bottom of the mounting beam first abuts against the abutting plate 21, at this time, the buffer spring 22 is compressed, and the abutting plate 21 drives the connecting rod 23 to slide in the limiting groove 24 towards the bottom of the transverse groove 141, and simultaneously drives the sliding block 25 to slide in the movable groove 26.
The movable groove 26 is internally provided with a guide rail 27, the sliding block 25 is connected on the guide rail 27 in a sliding manner, when the sliding block 25 slides under the driving of the connecting rod 23, the sliding block 25 always slides along the direction of the guide rail 27, the sliding block 25 of the guide rail 27 plays a role in guiding, and the indirect guiding function is played for the connecting rod 23 and the abutting plate 21.
As shown in fig. 1 and 3, the locking pin 203 is fixedly sleeved with a fixed block 3, the bottom of the fixed block 3 is provided with a groove 31, and the top of the sliding block 25 is provided with an inserting pin 32 matched with the groove 31.
Before the installation beam 15 is not installed, the locking pin 203 is located in the sliding groove 201, the fixed block 3 is located at the top of the sliding block 25 at the moment, the inserting pin 32 is inserted into the groove 31 located below the fixed block 3, and the locking pin 203 is far away from the transverse groove 141 and fixed in the sliding groove 201 at the moment.
As shown in fig. 1 and 3, when the mounting beam 15 abuts against the abutting plate 21, the abutting plate 21 is pushed to drive the sliding block 25 connected with the connecting rod 23 to slide towards the side far from the fixed block 3 along the direction of the guide rail 27 until the inserting pin 32 is far from the groove 31, at this time, the locking pin 203 and the fixed block 3 can slide in the sliding slot 201, and the locking pin 203 is pushed to be inserted into the locking slot 202 on the side wall of the mounting beam 15 under the pulling force of the locking spring 205.
As shown in fig. 1 and 3, an object placing groove 33 is formed in the side wall of the mounting beam 15, at this time, a limiting block 204 connected with one end of the locking pin 203 far away from the transverse groove 141 is located in the object placing groove 33, one end of the locking spring 205 is fixedly connected to the bottom of the object placing groove 33, the other end of the locking spring is fixedly connected to the limiting block 204, when the inserting pin 32 is inserted into the groove 31, the locking spring 205 is in a stretching state, and when the inserting pin 32 is far away from the groove 31, the locking pin 203 is inserted into the transverse groove 141 under the pulling force of the locking spring 205 until the locking pin is inserted into the.
As shown in fig. 1 and 3, first mounting frames 6 and second mounting frames 7 which are arranged in a staggered mode are laid above the mounting beams 15, a bridge deck is laid above the first mounting frames 6 and the second mounting frames 7, a plurality of Bailey beams 1 are arranged on two sides of the bridge deck, steel frame boxes 11 are connected between the Bailey beams 1, and the bottoms of two adjacent Bailey beams 1 are connected with supporting seats 12 through bolts 13.
And bracket steel 4 is connected between the steel pipe pile 14 and the bottom of the support seat 12 and used for supporting the support seat 12 and a bridge deck at the top of the support seat 12.
The specific implementation process comprises the following steps: firstly fixing the steel pipe pile 14 on a river channel or a road surface to be crossed, then inserting the mounting beam 15 into the transverse groove 141, at the moment, the bottom of the mounting beam 15 is abutted against the abutting plate 21, the connecting rod 23 is driven to slide downwards in the limiting groove 24, so that the sliding block 25 slides downwards in the movable groove 26 along the direction of the guide rail 27, at the moment, the inserting pin 32 on the sliding block 25 is far away from the groove 31 which is sleeved on the locking pin 203 and is positioned at the bottom of the fixed block 3, under the action of the pulling force of the locking spring 205, the limiting block 204 is pulled to move towards the object placing groove 33, so that the locking pin 203 is inserted towards the transverse groove 141 until the locking pin 203 is inserted into the locking groove 202 on the side wall of the mounting beam 15, and the mounting beam.
First mounting bracket 6 and second mounting bracket 7 are laid in a staggered manner on installation roof beam 15 again, and at last the bridge floor is laid at first mounting bracket 6 and second mounting bracket 7 top, and Bailey roof beam 1 is installed in the bridge floor both sides, installs steel frame box 11 between two adjacent Bailey roof beams 1, and two adjacent Bailey roof beam below erection bracing seat 12, 12 bottom and the 15 fixed connection of installation roof beam of supporting seat make the bridge floor installation more convenient, also make the bridge floor more stable simultaneously.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a formula of holding bei lei piece girder bridge down, includes a plurality of bei lei roof beams (1), its characterized in that: it is adjacent to connect between bailey roof beam (1) and be equipped with steel frame case (11), it is adjacent bailey roof beam (1) bottom is connected and is equipped with supporting seat (12), it is equipped with bolt (13) to be connected between bailey roof beam (1) and supporting seat (12), supporting seat (12) below is connected and is equipped with steel-pipe pile (14), transverse groove (141) have been seted up at steel-pipe pile (14) top, supporting seat (12) bottom is connected and is equipped with and installs roof beam (15) with transverse groove (141) grafting complex, first mounting bracket (6) and second mounting bracket (7) have been laid in mistake in installation roof beam (15), fixed connection between supporting seat (12) and installation roof beam (15), be equipped with fixed subassembly (2) on steel-pipe pile (14) lateral wall, fixed subassembly (2) are including seting up spout (201) on transverse groove (141) lateral wall, seting up locking groove (202) on installation roof beam (15) both sides wall, The locking device comprises a locking pin (203) which is arranged in the sliding groove (201) in a penetrating mode and matched with the locking groove (202), a limiting block (204) which is arranged at one end, far away from the transverse beam, of the locking pin (203), and a locking spring (205) which is connected between the limiting block (204) and the mounting beam (15).
2. The underprop beret bridge of claim 1, wherein: transverse groove (141) tank bottom is equipped with touch panel (21), it is equipped with buffer spring (22) to be connected between touch panel (21) and transverse groove (141) tank bottom, touch panel (21) both sides are connected and are equipped with connecting rod (23), be equipped with on transverse groove (141) the lateral wall and offer and supply gliding spacing groove (24) of connecting rod (23).
3. The underprop beret bridge of claim 2, wherein: one end, far away from the touch plate (21), of the connecting rod (23) is connected with a sliding block (25), and a movable groove (26) for the sliding block (25) to slide is formed in the steel pipe pile (14).
4. The underprop beret bridge of claim 3, wherein: a guide rail (27) is arranged in the movable groove (26), and the sliding block (25) is connected to the sliding rail in a sliding mode.
5. The underprop beret bridge of claim 3, wherein: the locking pin (203) is fixedly sleeved with a fixing block (3), the bottom of the fixing block (3) is provided with a groove (31), and the top of the sliding block (25) is provided with an inserting pin (32) matched with the groove (31).
6. The underprop beret bridge of claim 1, wherein: be equipped with on installation roof beam (15) lateral wall and put thing groove (33), stopper (204) are located and put thing groove (33), locking spring (205) one end fixed connection is put thing groove (33) tank bottom, locking spring (205) other end fixed connection is on stopper (204).
7. The underprop beret bridge of claim 1, wherein: and bracket steel (4) is connected between the steel pipe pile (14) and the supporting seat (12).
8. The underprop beret bridge of claim 1, wherein: the steel balls (5) are arranged on the inner side wall of the transverse groove (141), and the side wall of the mounting beam (15) is abutted against the steel balls (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077881.1U CN210481994U (en) | 2019-07-10 | 2019-07-10 | Through-type bailey piece beam bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077881.1U CN210481994U (en) | 2019-07-10 | 2019-07-10 | Through-type bailey piece beam bridge |
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| Publication Number | Publication Date |
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| CN210481994U true CN210481994U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921077881.1U Active CN210481994U (en) | 2019-07-10 | 2019-07-10 | Through-type bailey piece beam bridge |
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| CN (1) | CN210481994U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554187A (en) * | 2020-11-18 | 2021-03-26 | 温州竺陌机械科技有限公司 | Steel-pipe pile construction guiding mechanism based on pile foundation engineering |
-
2019
- 2019-07-10 CN CN201921077881.1U patent/CN210481994U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554187A (en) * | 2020-11-18 | 2021-03-26 | 温州竺陌机械科技有限公司 | Steel-pipe pile construction guiding mechanism based on pile foundation engineering |
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