CN217026654U - Prefabricated bridge beam slab bottom supporting structure - Google Patents
Prefabricated bridge beam slab bottom supporting structure Download PDFInfo
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- CN217026654U CN217026654U CN202220690558.7U CN202220690558U CN217026654U CN 217026654 U CN217026654 U CN 217026654U CN 202220690558 U CN202220690558 U CN 202220690558U CN 217026654 U CN217026654 U CN 217026654U
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Abstract
The utility model discloses a bottom supporting structure of a prefabricated bridge beam plate, which comprises a supporting plate, an angle adjusting mechanism and a driving mechanism, wherein a second fixing frame and a third fixing frame are respectively arranged above two opposite side walls of the supporting plate, a second piston is respectively connected on the inner walls of the second fixing frame and the third fixing frame in a sliding way, a second sliding rod is vertically and fixedly connected at the upper end of the second piston, a clamping block is connected at the upper end of the second sliding rod in a rotating way through a hinge, and an adjusting plate is arranged on the inner wall of the clamping block. The adjusting efficiency of the leveling plate is improved.
Description
Technical Field
The utility model relates to the technical field of prefabricated bridge production, in particular to a bottom supporting structure of a prefabricated bridge beam plate.
Background
The application of the prior precast beam slab on a road and a bridge is very wide, and the precast beam slab meets the related requirements of the standard construction guide of the bridge, the width of each precast beam slab is generally 1.0-2.5 m, the horizontal direction is ensured during the installation of a support, the stress of the support is kept in the vertical direction, the installation of the beam slab must meet the requirements of the longitudinal slope and the transverse slope of the road design and the drainage of a bridge deck, and in order to meet the installation requirements of the support and the beam slab, a wedge block needs to be arranged at the bottom of the slab beam slab for adjustment.
Notice No. CN213829525U bridge precast beam board bottom sprag structure, including base, stopper, regulation pole and bottom bolt, the inside one side fixed mounting of base has the bottom bolt, and the surface of bottom bolt is provided with the bottom plate, and the middle part fixed mounting of base has a through bolt, and spherical bearing has been seted up to the inside of pedestal, and spherical bearing's inside sliding connection has the spheroid, and spheroidal bottom is provided with the guide way.
Above-mentioned utility model when using, because the central point of leveling board puts and rotates through spheroid and spherical bearing and connect, the whole similar seesaw of leveling board, when one side was adjusted, the opposite side also need carry out same regulation, otherwise can't accomplish the regulation of leveling board, and this just needs two staff to operate simultaneously, and pivoted speed is the same, and this requirement to two staff is very high, improves the degree of difficulty of staff's operation, and the person of not facilitating the use uses.
In view of the above problems, an improved bottom support structure for a prefabricated bridge beam slab is now devised.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a prefabricated bridge beam slab bottom supporting structure to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a prefabricated bridge beam slab bottom sprag structure, includes backup pad, angle adjustment mechanism and actuating mechanism, two relative lateral wall tops of backup pad are provided with the fixed frame of second and the fixed frame of third respectively, equal sliding connection has the second piston on the inner wall of the fixed frame of second and the fixed frame of third, the vertical fixedly connected with second slide bar in upper end of second piston, the fixed frame of second and the fixed frame of third are passed respectively and the fixed frame of second is rotated through the hinge and is connected with the fixture block in second slide bar upper end in the fixed frame of second and the fixed frame of third, be provided with the leveling board on the inner wall of fixture block.
The angle adjusting mechanism is arranged at the lower end of the second fixing frame and the lower end of the third fixing frame and used for simultaneously moving hydraulic oil inside the second fixing frame and the third fixing frame, the flowing directions of the hydraulic oil inside the second fixing frame and the third fixing frame are opposite, the moving directions of the second sliding rod on the second fixing frame and the second sliding rod on the third fixing frame are opposite, and the angle of the leveling plate can be adjusted.
The driving mechanism is arranged above the supporting plate and used for driving the angle adjusting mechanism.
As a further scheme of the utility model: the angle adjusting mechanism comprises a first sliding rod, the lower ends of the second fixed frame and the third fixed frame are fixedly connected with a first fixed frame, the lower end of the first fixed frame is fixedly connected with the upper end of the supporting plate, the connecting pipe is fixedly connected with the lower ends of the second fixed frame and the third fixed frame, one end of the connecting pipe close to the supporting plate is fixedly connected with the side wall of the first fixed frame, the connecting pipe is used for enabling the second fixed frame, the first fixed frame, the third fixed frame and the first fixed frame to be communicated with each other, hydraulic oil is filled in the second fixed frame, the first fixed frame and the third fixed frame, a first sliding rod is arranged between the first fixed frame at the lower end of the second fixed frame and the first fixed frame at the lower end of the third fixed frame, first pistons are fixedly connected with the two ends of the first sliding rod through the side walls of the two first fixed frames, and are slidably connected with the inner walls of the first fixed frames, the center position of the first slide bar is vertically and fixedly connected with a moving plate used for driving the first slide bar to move, and the lower end of the moving plate is connected to the upper end of the supporting plate in a sliding mode.
As a still further scheme of the utility model: actuating mechanism includes the screw rod, vertical fixedly connected with mounting panel respectively on the first fixed frame of movable plate both sides, the both ends of screw rod are rotated respectively and are connected on two mounting panels, the screw rod passes through the screw thread and rotates the connection on the movable plate, mounting panel fixedly connected with turning block is passed to wherein one end of screw rod.
As a still further scheme of the utility model: and the upper end of the clamping block is provided with a bolt for fixedly connecting the clamping block and the leveling plate together after the angle adjustment is finished through threads.
As a still further scheme of the utility model: and the side wall of the moving plate is fixedly connected with a reinforcing rib for preventing the moving plate from deforming and bending.
As a still further scheme of the utility model: jacks are formed in the side wall of the rotating block in a circumferential array mode, and swing rods which are convenient for workers to rotate the rotating block are detachably arranged on the inner wall of the jacks.
As a still further scheme of the utility model: and the side walls of the first piston and the second piston are fixedly connected with sealing gaskets for preventing hydraulic oil leakage.
Compared with the prior art, the utility model has the beneficial effects that:
1. the angle adjusting mechanism is arranged, the first slide bar is used for driving the two first pistons to move simultaneously, so that the flowing directions of hydraulic oil in the first fixing frame at the lower end of the second fixing frame and hydraulic oil in the first fixing frame at the lower end of the third fixing frame are opposite, the moving directions of the second slide bar on the second fixing frame and the second slide bar on the third fixing frame are opposite, the angle of the leveling plate is adjusted, and the adjusting efficiency of the leveling plate is improved.
2. The utility model is provided with the driving mechanism, and the screw rod is used for driving the movable plate to move, so that the movable plate drives the first slide bar to move, the moving efficiency of the movable plate and the first slide bar is improved, and the labor intensity of workers is reduced.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
Wherein: 1. a support plate; 2. a first slide bar; 3. a first piston; 4. a first fixed frame; 5. a connecting pipe; 6. a second piston; 7. a second fixed frame; 8. a second slide bar; 9. a clamping block; 10. a bolt; 11. mounting a plate; 12. a screw; 13. moving the plate; 14. leveling; 15. a swing lever; 16. a third fixed frame; 17. rotating the block; 18. and (7) inserting the jack.
Detailed Description
Referring to fig. 1-3, in an embodiment of the present invention, a bottom supporting structure of a precast bridge girder includes a supporting plate 1, an angle adjusting mechanism and a driving mechanism, a second fixing frame 7 and a third fixing frame 16 are respectively arranged above two opposite side walls of the supporting plate 1, the inner walls of the second fixed frame 7 and the third fixed frame 16 are both connected with a second piston 6 in a sliding way, the upper end of the second piston 6 is vertically and fixedly connected with a second slide bar 8, the upper end of the second slide bar 8 in the second fixed frame 7 and the upper end of the second slide bar 8 in the third fixed frame 16 respectively pass through the second fixed frame 7 and the third fixed frame 16 and are rotationally connected with a clamping block 9 through a hinge, the inner wall of the fixture block 9 is provided with a leveling plate 14, and the upper end of the fixture block 9 is provided with a bolt 10 which is used for fixedly connecting the fixture block 9 and the leveling plate 14 together after the angle adjustment is completed through threads.
The angle adjusting mechanism is arranged at the lower ends of the second fixed frame 7 and the third fixed frame 16 and used for simultaneously moving hydraulic oil inside the second fixed frame 7 and the third fixed frame 16, enabling the flow directions of the hydraulic oil inside the second fixed frame 7 and the third fixed frame 16 to be opposite, enabling the flow directions of the second sliding rod 8 on the second fixed frame 7 and the second sliding rod 8 on the third fixed frame 16 to be opposite, and realizing the adjustment of the angle of the adjusting plate 14.
The driving mechanism is arranged above the supporting plate 1 and used for driving the angle adjusting mechanism.
The angle adjusting mechanism comprises a first slide bar 2, the lower ends of the second fixed frame 7 and the third fixed frame 16 are fixedly connected with a first fixed frame 4, the lower end of the first fixed frame 4 is fixedly connected with the upper end of the supporting plate 1, the connecting pipe 5 is fixedly connected with the lower ends of the second fixed frame 7 and the third fixed frame 16, one end of the connecting pipe 5 close to the supporting plate 1 is fixedly connected with the side wall of the first fixed frame 4, the connecting pipe 5 has the function of enabling the second fixed frame 7 and the first fixed frame 4, the third fixed frame 16 and the first fixed frame 4 to be communicated with each other, hydraulic oil is filled in the second fixed frame 7, the first fixed frame 4 and the third fixed frame 16, a first slide bar 2 is arranged between the first fixed frame 4 at the lower end of the second fixed frame 7 and the first fixed frame 4 at the lower end of the third fixed frame 16, the two ends of the first slide bar 2 penetrate through the side walls of the two first fixed frames 4 and are fixedly connected with a first piston 3, the first piston 3 is connected to the inner wall of the first fixed frame 4 in a sliding manner, the center position of the first slide bar 2 is fixedly connected with a moving plate 13 which is used for driving the first slide bar 2 to move, and the lower end of the moving plate 13 is connected to the upper end of the supporting plate 1 in a sliding manner.
The effect of angle adjustment mechanism utilizes first slide bar 2 to drive two first pistons 3 simultaneously and removes to make the hydraulic oil in the first fixed frame 4 of the fixed frame 7 lower extreme of second and the hydraulic oil flow opposite direction in the first fixed frame 4 of the fixed frame 16 lower extreme of third, and make the second slide bar 8 on the fixed frame 7 of second and the second slide bar 8 on the fixed frame 16 of third remove opposite direction, realize the regulation to the 14 angles of leveling board, improve the regulation efficiency of leveling board 14, convenient to use person uses.
Actuating mechanism includes screw rod 12, vertical fixedly connected with mounting panel 11 respectively on the first fixed frame 4 of movable plate 13 both sides, the both ends of screw rod 12 are rotated respectively and are connected on two mounting panels 11, screw rod 12 rotates through the screw thread and connects on movable plate 13, 11 fixedly connected with turning block 17 of mounting panel is passed to one of them end of screw rod 12, it has seted up jack 18 to be the circumference array on the lateral wall of turning block 17, can dismantle on jack 18's the inner wall and be provided with the rocking beam 15 that the staff of being convenient for rotated turning block 17.
The driving mechanism is used for driving the moving plate 13 to move by using the screw 12, so that the moving plate 13 drives the first slide bar 2 to move, the moving efficiency of the moving plate 13 and the first slide bar 2 is improved, the labor intensity of workers is reduced, and the use by users is convenient.
The working principle of the utility model is as follows:
during adjustment, a worker alternately inserts the swing rod 15 into the jack 18 and rotates the swing rod 15, the swing rod 15 drives the rotating block 17 to rotate, the rotating block 17 drives the screw 12 to rotate, the screw 12 drives the moving plate 13 to move, the moving plate 13 drives the first slide bar 2 to move, the first slide bar 2 drives the first pistons 3 at two ends to move, the first pistons 3 move hydraulic oil in the two first fixed frames 4, the hydraulic oil flows through the connecting pipe 5, the hydraulic oil in the second fixed frame 7 and the third fixed frame 16 is pulled and pushed by the first fixed frame 4, under the action of the hydraulic oil pressure, the second piston 6 slides along the inner walls of the second fixed frame 7 and the third fixed frame 16, the second piston 6 drives the second slide bar 8 to move, and the moving directions of the second slide bar 8 on the second fixed frame 7 and the second slide bar 8 on the third fixed frame 16 are opposite, under the action of the hinge, the second slide bar 8 drives the fixture block 9 to move, and the fixture block 9 adjusts the angle of the adjusting plate 14.
Claims (7)
1. The utility model provides a precast bridge beam slab bottom sprag structure, includes backup pad (1), angle adjustment mechanism and actuating mechanism, two relative lateral wall tops of backup pad (1) are provided with the fixed frame of second (7) and the fixed frame of third (16) respectively, its characterized in that, all sliding connection has second piston (6) on the inner wall of the fixed frame of second (7) and the fixed frame of third (16), the upper end vertical fixedly connected with second slide bar (8) of second piston (6), the second slide bar (8) upper end in the fixed frame of second (7) and the second slide bar (8) upper end in the fixed frame of third (16) pass through the fixed frame of second (7) and the fixed frame of third (16) respectively and are connected with fixture block (9) through the hinge rotation, be provided with leveling board (14) on the inner wall of fixture block (9);
the angle adjusting mechanism is arranged at the lower ends of the second fixed frame (7) and the third fixed frame (16) and is used for simultaneously moving hydraulic oil in the second fixed frame (7) and the third fixed frame (16), enabling the flow directions of the hydraulic oil in the second fixed frame (7) and the third fixed frame (16) to be opposite, enabling the flow directions of the second sliding rod (8) on the second fixed frame (7) and the second sliding rod (8) on the third fixed frame (16) to be opposite, and realizing the adjustment of the angle of the leveling plate (14);
the driving mechanism is arranged above the supporting plate (1) and used for driving the angle adjusting mechanism.
2. The precast bridge girder bottom supporting structure according to claim 1, wherein the angle adjusting mechanism comprises a first sliding bar (2), the lower ends of the second fixing frame (7) and the third fixing frame (16) are both fixedly connected with a first fixing frame (4), the lower end of the first fixing frame (4) is fixedly connected with the upper end of the supporting plate (1), the connecting pipe (5) is fixedly connected with the lower ends of the second fixing frame (7) and the third fixing frame (16), one end of the connecting pipe (5) close to the supporting plate (1) is fixedly connected with the side wall of the first fixing frame (4), the connecting pipe (5) is used for communicating the second fixing frame (7) with the first fixing frame (4), the third fixing frame (16) with the first fixing frame (4), and hydraulic oil is filled in the second fixing frame (7), the first fixing frame (4) and the third fixing frame (16), be provided with first slide bar (2) between the first fixed frame (4) of the fixed frame of second (7) lower extreme and the first fixed frame (4) of the fixed frame of third (16) lower extreme, the equal fixedly connected with first piston (3) of lateral wall of two first fixed frames (4) are passed at the both ends of first slide bar (2), first piston (3) sliding connection is on the inner wall of first fixed frame (4), the vertical fixedly connected with in central point position of first slide bar (2) is used for driving movable plate (13) that first slide bar (2) removed, the lower extreme sliding connection of movable plate (13) is in the upper end of backup pad (1).
3. The precast bridge beam slab bottom supporting structure is characterized in that the driving mechanism comprises a screw (12), the first fixing frames (4) on two sides of the moving plate (13) are respectively and vertically and fixedly connected with mounting plates (11), two ends of the screw (12) are respectively and rotatably connected onto the two mounting plates (11), the screw (12) is rotatably connected onto the moving plate (13) through threads, and one end of the screw (12) penetrates through the mounting plates (11) and is fixedly connected with a rotating block (17).
4. The precast bridge girder bottom supporting structure according to claim 1, wherein the upper end of the clamping block (9) is threadedly mounted with a bolt (10) for fixedly connecting the clamping block (9) and the leveling plate (14) together after the angle adjustment is completed.
5. The precast bridge girder plate bottom support structure according to claim 2, wherein reinforcing ribs for preventing the moving plate (13) from being deformed and bent are fixedly connected to the sidewalls of the moving plate (13).
6. The precast bridge beam slab bottom supporting structure according to claim 3, characterized in that the side wall of the rotating block (17) is provided with insertion holes (18) in a circumferential array, and the inner wall of the insertion holes (18) is detachably provided with a swinging rod (15) which is convenient for workers to rotate the rotating block (17).
7. The bottom supporting structure of the precast bridge beam slab of claim 2, characterized in that the side walls of the first piston (3) and the second piston (6) are fixedly connected with sealing gaskets for preventing hydraulic oil from leaking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220690558.7U CN217026654U (en) | 2022-03-28 | 2022-03-28 | Prefabricated bridge beam slab bottom supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220690558.7U CN217026654U (en) | 2022-03-28 | 2022-03-28 | Prefabricated bridge beam slab bottom supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217026654U true CN217026654U (en) | 2022-07-22 |
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ID=82412013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220690558.7U Active CN217026654U (en) | 2022-03-28 | 2022-03-28 | Prefabricated bridge beam slab bottom supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217026654U (en) |
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2022
- 2022-03-28 CN CN202220690558.7U patent/CN217026654U/en active Active
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