CN203755238U - Novel raking pile-reinforced dock - Google Patents

Abstract

The utility model relates to a novel raking pile-reinforced dock. The novel raking pile-reinforced dock comprises a crossbeam, longitudinal beams erected at two sides of the crossbeam, and a support structure positioned below the crossbeam; raking piles are arranged at the rear edge of the dock, and the lower ends of the raking piles are inserted below a mud surface. The novel raking pile-reinforced dock can be widely used for the reinforcement and reconstruction projects such as an old dock and similar projects, the influence to the production and operation of the dock are avoided as mush as possible, and the implementation of the upgrading and reconstruction projects of the old docks is promoted.

Description

The harbour that a kind of novel taper pile is reinforced

Technical field

The utility model relates to a kind of harbour of reinforcing, and relates in particular to the harbour of a kind of method of reinforcing along injection taper pile after harbour, the reinforcing of described method.

Background technology

Harbour is that seashore, rivers limit specialize in that passenger is upper and lower, the building of cargo handling, conventionally sees the commercial city of land and water transportation prosperity.

A lot of port and piers are built early, used three, 40 years even more of a specified duration, when construction, harbour is tonne less.At present, along with transport by sea boats and ships are constantly to maximization, hugeization development, the harbour of many early stage construction does not possess the more ability of large vessel of receiving, and in the case, is badly in need of old harbour to carry out transformation and upgrade.

The strengthening reconstruction of old harbour is the most economic mode that promotes wharf anchors ability, the lifting of alongside ability must cause harbour to be subject to the increase of force level, therefore, harbour improves harbour integral rigidity by the form that increases pile foundation mostly, the pattern that increases pile foundation mainly contains castinplace pile and preformed pile, castinplace pile is plumb pile, is difficult to the ability of the horizontal force resistant that effectively improves harbour.

The pile foundation that preformed pile was made before construction, adopt sinking apparatus squeezed into, be pressed into or the soil of the desired zone that shakes in, preformed pile as disclosed in CN202577289U.The process for sinking of current preformed pile is mainly marine piling ship and carries out pile sinking, work progress is easy to be subject to the impact of the factor such as stormy waves and current, especially the larger marine site of river course, river mouth and trend, due to location, the displacement difficulty of the large pile driving barge of water velocity, piling inefficiency.For this reason, CN2581502Y discloses a kind of marine piling platform, mainly comprises vertical cylindrical foundation, and the horizontal and vertical tie-beam supporting on cylindrical foundation, walking beam drives pile monkey leading truck to move, thereby has solved marine piling and be subject to the problem of stormy waves and the impact of current factor.But this device can only be used for injection plumb pile, and need larger floor space.

But the more important thing is, for built harbour, as shown in Figure 1, the rear upstream and downstream along 10 of steel terminal heteroatom 12 is provided with 3 access bridges 13, harbour rear is difficult to there are enough working spaces, and traditional floating driving plant such as pile driving barge carries out pile sinking operation after cannot entering harbour along region.

In order effectively to reinforce old harbour, still need new for the upgrade method of reinforcing of old harbour.

Utility model content

The problem of old harbour effectively being reinforced for current shortage, the utility model provide a kind of after harbour along setting up the method that taper pile is reinforced, and the harbour of taper pile is set up on a kind of rear edge.

The utility model provides a kind of rear harbour of reinforcing along injection taper pile, comprises crossbeam, suppose at the longeron of crossbeam both sides and be positioned at the braced structures below crossbeam, is provided with raked pile, below raked pile lower end insertion mud face on the rear edge of harbour.

In a kind of preferred embodiment of the present utility model, the gradient of described raked pile is preferably (5-7): 1, and more preferably (5.5-6.5): 1, more preferably 6: 1.

In a kind of preferred embodiment of the present utility model, described raked pile is that prefabricated pile of multi-segments is connected in sequence, and the joint face between adjacent two joints is all positioned at below mud face.

Wherein, first segment preformed pile length is preferably 25-35m, more preferably 25-30m, more preferably 28-30m.

Wherein, except first segment preformed pile, other joint preformed pile length is preferably 10-20m, more preferably 12-17m, more preferably 14-15m.

In a kind of preferred embodiment of the present utility model, after harbour, along being provided with extension crossbeam, between described extension crossbeam and described crossbeam, be connected by bar planting mode; Below described extension crossbeam, be provided with pile cover, described pile cover position connects the top of described raked pile.

The utility model construction method along the oblique steel pipe pile of injection after harbour effectively combines land construction and over-water construction, can be widely used in similar old harbour strengthening reconstruction project, avoid the impact of the production and operation on harbour as far as possible, promoted the upgrading project implementation of old harbour.

Brief description of the drawings

Fig. 1 is a kind of existing harbour plane structure schematic diagram that is provided with multiple access bridges;

Fig. 2 be the utility model after harbour along injection taper pile structural representation;

Fig. 3 A is leading truck plane structure schematic diagram described in the utility model;

Fig. 3 B is leading truck section structure schematic diagram described in the utility model;

Fig. 4 is a kind of rear section of quay wall structural representation after the reinforcing of injection taper pile of the utility model.

Detailed description of the invention

With reference to Fig. 1-Fig. 4, by embodiment, the utility model content is described in detail and is described, but should be understood that, following embodiment does not limit the utility model scope.

Fig. 1 has provided a kind of plane structure chart of existing harbour, comprises ore terminal 11, steel terminal heteroatom 12, after harbour, is provided with three access bridges 13 along 10 upstream and downstream, and after pile driving barge cannot enter harbour, pile sinking operation is carried out on edge.

With reference to Fig. 2, the utility model along in the method for injection raked pile, is built pile frame 5 after harbour on former harbour 1, and pile frame 5 is provided with tilted guide bar 51, and tilted guide bar 51 tops are provided with lifting part 52.

Be overturning moment to the active force of pile frame to the moment of tipping point for fear of preformed pile and pile hammer, the gradient of the utility model tilted guide bar 51 is set to 6: 1, the raked pile that injection gradient is in the case 6: 1, and pile frame is stable.

According to the waters degree of depth, harbour height, preformed pile can be a joint or more piece, but generally, the length that preformed pile need to be longer, cannot complete by disposable pile sinking, therefore can be made into multi-section structure.In the present embodiment, suppose that preformed pile (employing steel pipe pile) total length is 56m, the length setting of first segment preformed pile is 28m, second and Section of three preformed pile length be respectively 14m.Lifting part 52 is sling first segment preformed pile, abuts in tilted guide bar 51 surfaces.

Below pile frame 5, be leading truck 7, leading truck 7 is between harbour 1 and pile frame 5.

As shown in Figure 3 A and Figure 3 B, leading truck 7 comprises two flat boards 74, and dull and stereotyped 74 one end are placed on harbour 1, between harbour 1 and dull and stereotyped 74, steel plate 70 is set and plays cushioning effect.

At dull and stereotyped 74 the other end, be provided with double-decker, between double-decker, be connected by link 741.Each layer is respectively arranged with interior fixing limiting plate 711, outer fixing limiting plate 712 and middle movable limiting plate 72.Between interior fixing limiting plate 711 and movable limiting plate 72, form hole 73.

Line between hole, the upper and lower 73 is angled straight lines, and this straight line gradient is identical with the gradient of the tilted guide bar 51 of pile frame 5, and, with the preformed pile on tilted guide bar 51 on same straight line.

On supporting pile 14 below harbour 1, be provided with folder post 6, folder post 6 one end are fixed on supporting pile 14, and the other end is provided with perforation, and the preformed pile on described perforation and tilted guide bar 51 is in same straight line.

First press first segment preformed pile with hammer, then pat with cold-hammer, after mud passes, with the injection of low-grade hammer, wirerope band is set simultaneously and lives first segment preformed pile, prevent from slipping stake.

As shown in Figure 2, first segment preformed pile 201 pile sinking are to the above 0.3m in harbour face absolute altitude place, for convenient identification, be provided with in tilted guide bar 51 bottoms with reference to dull and stereotyped 53, reference dull and stereotyped 53 is at the above 0.3m of harbour face absolute altitude place, when first segment preformed pile 201 tops arrive the position with reference to dull and stereotyped 53, first segment preformed pile 201 is fixed.

The second section preformed pile 202 of slinging, makes the bottom of second section preformed pile 202 contact with the top of first segment preformed pile 201, and welds and form solder side 200, and first segment preformed pile 201 is connected with second section preformed pile 202.Adopt aforesaid way to proceed pile sinking.

Second section preformed pile 202 is down to when dull and stereotyped 53 place, is fixed, and Section of three preformed pile of slinging, adopt in a like fashion weld, pile sinking.In order to prevent and to reduce contacting of solder side and water and oxygen, in the time of preformed pile Design of length, should consider solder side to be sink to below mud face.Meanwhile, after welding, can also increase reserved anticorrosion thickness at the peripheral parcel of solder side steel plate.

With reference to Fig. 4, preformed pile (raked pile 20) pile sinking, to the following desired depth of mud face 3, is poured into pile cover 22 above raked pile 20, and crossbeam 21 is extended in perfusion above pile cover 22, extend between crossbeam 21 and former harbour crossbeam and adopt bar planting mode to be connected.

After injection raked pile 20, former port berth 12 grades can promote 70,000 tons.

Above specific embodiment of the utility model be have been described in detail, but it is just as example, the utility model is not restricted to specific embodiment described above.To those skilled in the art, any equivalent modifications that the utility model is carried out and alternative also all among category of the present utility model.Therefore,, not departing from equalization conversion and the amendment done under spirit and scope of the present utility model, all should be encompassed in scope of the present utility model.

Claims (6)

1. a harbour of reinforcing along injection taper pile after, is characterized in that, comprises crossbeam, suppose at the longeron of crossbeam both sides and be positioned at the braced structures below crossbeam, is provided with raked pile, below raked pile lower end insertion mud face on the rear edge of harbour.

2. harbour according to claim 1, is characterized in that, the gradient of described raked pile is (5-7): 1.

3. harbour according to claim 1, is characterized in that, described raked pile is that prefabricated pile of multi-segments is connected in sequence.

4. harbour according to claim 3, is characterized in that, the joint face between adjacent two joints is all positioned at below mud face.

5. harbour according to claim 3, is characterized in that, first segment preformed pile length is 25-35m.

6. harbour according to claim 5, is characterized in that, other joint preformed pile length is preferably 10-20m.