Firm bearing structure of road administration bridge
Technical Field
The utility model relates to a bridge construction technical field especially relates to a firm bearing structure of road administration bridge.
Background
Constructing a bridge according to the design content; mainly refer to bridge construction technique and construction organization, construction management, contents such as construction quality, when arched bridge pontic erects, need support it, and under the erections of loop wheel machine, can have an error value, current bearing structure can not adjust the support, then need constantly look for the strong point, waste time and energy, delay the time limit for a project, secondly, when using support such as hydro-cylinder to support and erect, the impact force of arched bridge pontic can cause the flexible end of hydro-cylinder to break, thereby influence the later stage and use, for this reason, we provide a firm bearing structure of road administration bridge.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving and exist among the prior art and can not adjust the support, secondly when using support piece such as hydro-cylinder to support and erect, the impact force of the arch bridge pontic can cause the flexible end of hydro-cylinder to break to influence the problem that the later stage was used, and the firm bearing structure of a road administration bridge that provides.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a firm bearing structure of road administration bridge, includes the base, base top intermediate position fixedly connected with storage box, the storage box both sides are provided with supporting mechanism respectively, the storage box inboard is provided with buffer gear, the buffer gear top is provided with strengthens the seat, it extends there is the supporting seat to strengthen the seat top, supporting seat top transverse connection has the roof, the roof inboard has clamped the connecting seat, the spout has been seted up to the connecting seat inboard, the spout inboard is provided with adjustment mechanism, adjustment mechanism outside both ends are provided with the slide respectively, and are two sets of the equal fixedly connected with arc bearing seat in slide top, the bottom of roof is connected with the supporting mechanism top.
Preferably, the supporting mechanism comprises a clamping seat fixedly connected to the outer wall of one side of the storage box, an oil cylinder is clamped on the inner side of the clamping seat, the oil cylinder is fixedly connected with the top plate, and the bottom end of the clamping seat is connected with the base.
Preferably, buffer gear includes the fixing base of fixed connection in strengthening the seat bottom, the fixing base top is provided with solid fixed ring, gu fixed ring cover establishes the outside of strengthening the seat, the fixing base bottom is provided with the multiunit elastic component, the multiunit elastic component is connected with the storage box bottom.
Preferably, adjustment mechanism includes the cartridge at the threaded rod of connecting seat, and is two sets of the slide is threaded sleeve respectively and is established in the both ends outside of threaded rod, and is two sets of the inboard screw thread of slide personally submits opposite setting, the hand wheel is installed to the outer wall and the tip that the one end of threaded rod runs through the connecting seat, the inboard and the connecting seat inner wall rotation that the one end that the hand wheel was kept away from to the threaded rod is close to the spout are connected.
Preferably, the multiunit the elastic component includes the round platform of fixed connection in the middle of the storage box bottom, round platform outside cover is equipped with the enhancement spring No. one, the enhancement spring offsets with the fixing base bottom, the fixing base bottom is prolonged the annular equidistance and has been seted up the multiunit through-hole, the multiunit the inboard slip cartridge of through-hole has the dead lever, many the outside of dead lever is all overlapped and is equipped with No. two enhancement springs, the multiunit No. two enhancement springs all offset with the fixing base bottom, many the equal fixed connection in the inboard bottom of storage box in dead lever bottom.
Preferably, the bottoms of the two ends of the top plate are fixedly connected with impact resistant blocks, and the two impact resistant blocks are attached to the outer wall of the supporting seat.
Compared with the prior art, the utility model discloses following beneficial effect has: can adjust the arc bearing seat on bearing structure through setting up adjustment mechanism, the inboard threaded rod of drive connecting seat can drive the slide and the arc bearing seat at both ends and move toward the one side that is close to each other or keeps away from each other, can be when setting up the arch pontic, the fine setting of being convenient for supports to the arc bearing seat of being convenient for drives, makes the arch pontic adjust in the error volume when setting up and supports.
Through setting up buffer gear, can be convenient for promote the life of hydro-cylinder, when arch bridge erects on bearing structure's top, the arc bearing seat isotructure of contact with it earlier can be under the buffering of the flexible end of hydro-cylinder, can distribute this impact force on reinforcing spring and No. two reinforcing springs that the annular was laid in fixing base below, contact with the roof and carry out the outrigger until the buffer distance of hydro-cylinder diminishes.
Drawings
Fig. 1 is a schematic structural view of a stable supporting structure of a road-administration bridge of the present invention;
fig. 2 is the utility model discloses a firm bearing structure partial structure cross-sectional view of road administration bridge.
In the figure: 1. a base; 2. a card holder; 3. a storage box; 4. a fixed seat; 5. a top plate; 6. a supporting seat; 7. a threaded rod; 8. an oil cylinder; 9. a slide base; 10. an arc-shaped bearing seat; 11. a hand wheel; 12. a connecting seat; 13. fixing the rod; 14. a through hole; 15. a fixing ring; 16. an impact resistant block; 17. a circular truncated cone; 18. a first reinforcing spring; 19. a second reinforcing spring; 20. a reinforcement base; 21. a chute.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1-2, a stable supporting structure for road administration bridges comprises a base 1, a storage box 3 is fixedly connected to the middle position of the top end of the base 1, supporting mechanisms are respectively arranged on both sides of the storage box 3, a buffering mechanism is arranged on the inner side of the storage box 3, a reinforcing seat 20 is arranged on the top end of the buffering mechanism, a supporting seat 6 extends from the top end of the reinforcing seat 20, a top plate 5 is transversely connected to the top end of the supporting seat 6, a connecting seat 12 is clamped on the inner side of the top plate 5, a sliding groove 21 is formed in the inner side of the connecting seat 12, an adjusting mechanism is arranged on the inner side of the sliding groove 21, sliding seats 9 are respectively arranged on both ends of the outer side of the adjusting mechanism, arc-shaped bearing seats 10 are fixedly connected to the top ends of the two groups of sliding seats 9, the bottom end of the top plate 5 is connected to the top end of the supporting mechanism, the arc-shaped bearing seats 10 are convenient to contact with the bottom surface of the arch bridge, the storage box 3 is convenient to fix the buffering mechanism, the supporting mechanism can stably support the arch bridge, the top plate 5 is convenient for connecting the connecting seat 12 with the reinforcing seat 20 and the supporting seat 6, and the two groups of sliding seats 9 can drive the arc-shaped bearing seats 10 to move away from and close to each other under the adjusting mechanism.
The supporting mechanism comprises a clamping seat 2 fixedly connected to the outer wall of one side of the storage box 3, an oil cylinder 8 is clamped on the inner side of the clamping seat 2, the oil cylinder 8 is fixedly connected with the top plate 5, the bottom end of the clamping seat 2 is connected with the base 1, the clamping seat 2 is convenient for stably clamping the oil cylinder 8 on the base 1, and the oil cylinders 8 on the two sides can drive the top plate 5 and the arc-shaped bearing seat 10 to move up and down, so that the arc-shaped bridge body is convenient to support.
Buffer gear includes fixed connection and strengthens fixing base 4 in base 20 bottom, and 4 tops of fixing base are provided with solid fixed ring 15, and solid fixed ring 15 cover is established in the outside of strengthening base 20, and 4 bottoms of fixing base are provided with multiunit elastic component, and multiunit elastic component is connected with storage box 3 bottoms, and fixing base 4 can extrude multiunit elastic component to form a buffering power.
Adjustment mechanism includes the threaded rod 7 of cartridge at connecting seat 12, two sets of slides 9 threaded sleeve respectively establish the both ends outside of threaded rod 7, the opposite setting is personally submitted to the inboard screw thread of two sets of slides 9, the hand wheel 11 is installed to the outer wall and the tip that the one end of threaded rod 7 runs through connecting seat 12, the inboard and the connecting seat 12 inner wall rotation that spout 21 is close to the one end that hand wheel 11 was kept away from to threaded rod 7 are connected, slide 9 that can drive both ends through rotating hand wheel 11 carries out in the outside of threaded rod 7 in opposite directions and reverse removal regulation, thereby be convenient for adjust the strong point.
The multiple groups of elastic components comprise a circular truncated cone 17 fixedly connected in the middle of the bottom of the storage box 3, the circular truncated cone 17 is connected with a reinforcing seat 20 and a fixed seat 4 in a sliding manner, a reinforcing spring 18 is sleeved outside the circular truncated cone 17, the reinforcing spring 18 abuts against the bottom end of the fixed seat 4, multiple groups of through holes 14 are formed in the bottom end of the fixed seat 4 at equal intervals in an annular extending manner, fixing rods 13 are inserted in the through holes 14 in a sliding manner, a second reinforcing spring 19 is sleeved outside each of the fixing rods 13, the multiple groups of second reinforcing springs 19 abut against the bottom end of the fixed seat 4, the bottom ends of the fixing rods 13 are fixedly connected to the bottom of the inner side of the storage box 3, and when the circular truncated cone 17 is extruded, the slip cartridge is in the inboard of strengthening seat 20, strengthens seat 20 and fixing base 4 and can bear the buffering contact time of the flexible end of hydro-cylinder 8, disperses the impact force to strengthen the protection to the flexible end of hydro-cylinder 8, prevent to cause phenomenons such as fracture.
The equal fixedly connected with of roof 5 both ends bottom blocks 16 that shocks resistance, two blocks 16 that shocks resistance all laminate mutually with the 6 outer walls of supporting seat, and the stability of supporting seat 6 and roof 5 can be strengthened to the block 16 that shocks resistance.
When in use, a user can adjust a supporting point by adjusting the arc bearing seat 10 on the supporting structure according to the error distance when erecting the arch bridge, firstly, the supporting structure is transversely placed in the middle of the arch bridge, the threaded rod 7 at the inner side of the connecting seat 12 is driven, the sliding seats 9 and the arc bearing seat 10 at two ends can be driven to move towards one side close to or away from each other, fine adjustment can be convenient for supporting when erecting the arch bridge, thereby the stable effect of the supporting structure when supporting the arch bridge is also improved, when the arch bridge is contacted with the arc bearing seat 10, the oil cylinder 8 can receive impact and has a small buffer force, at the moment, the impact force during buffering can be decomposed through the action of the first reinforcing spring 18 and the second reinforcing spring 19 annularly arranged below the fixing seat 4, thereby the telescopic end of the oil cylinder 8 is damaged by the first impact force, the service life of the oil cylinder 8 can be conveniently prolonged.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.