CN218147574U - Highway foundation treatment discrete concrete core slip casting pile - Google Patents

Abstract

The utility model provides a highway ground is handled bulk concrete core slip casting stake relates to highway ground and is handled the field, including highway composite foundation, highway composite foundation's top is equipped with the cement stake, the inside of cement stake is hollow, the top joint of cement stake has the fixed disk, the top joint of cement stake has the grout pipe, the outside welding of grout pipe has the chuck, chuck and fixed disk are laminated each other, the top of chuck and fixed disk is all seted up porosely, the top of chuck is equipped with the plug, the plug runs through chuck and fixed disk simultaneously, the outside of grout nose end is equipped with the screw thread, the bottom welding of grout pipe has the sill plug, the bottom threaded connection of grout pipe has the lasso, will wholly put into the cement stake for chuck and fixed disk laminating, screw up the plug after the laminating, just so accomplished holistic installation, concrete core slip casting stake integral erection is simple, can real-time observation part inner wall and outer wall whether have the damage through the on-site installation.

Description

Highway foundation treatment discrete concrete core slip casting pile

Technical Field

The utility model relates to a highway foundation treatment field especially relates to a highway foundation treatment bulk concrete core slip casting stake.

Background

The highway subgrade is a linear structure and has the characteristics of long route and wide interface with the nature, the stability of the highway subgrade is determined by local natural conditions to a great extent, silt and silty clay with high water content, high compressibility, low permeability, low strength and large layer thickness are widely distributed in coastal and coastal areas, the engineering property of the highway subgrade is poor, and corresponding technical measures are required to improve the engineering property of the highway subgrade, so that the bearing capacity of the subgrade is improved, and the purpose of deformation control is achieved.

However, in the existing implementation process, most concrete core grouting piles are manufactured after being preset or measured, height adjustment and disassembly and installation cannot be performed, the heights of road surfaces are different and have different heights, if the concrete core grouting piles are manufactured after being measured, construction period is delayed, manpower is consumed indirectly, if the concrete core grouting piles are preset in advance, if equipment and actual conditions do not meet, unnecessary troubles are caused, and therefore the problem is solved by the concrete core grouting pile for treating the road foundation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a road foundation treatment concrete core grouting pile.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a highway ground handles bulk concrete core slip casting stake, includes highway composite foundation, the top of highway composite foundation is equipped with the cement stake, the inside of cement stake is hollow, the top joint of cement stake has the fixed disk, the top joint of cement stake has the grout pipe, the external weld of grout pipe has the chuck, chuck and fixed disk laminate each other, the top of chuck and fixed disk all sets up porosely, the top of chuck is equipped with the plug, the plug runs through chuck and fixed disk simultaneously, the outside of grout socle end is equipped with the screw thread, the bottom welding of grout pipe has the end bolt, the bottom threaded connection of grout pipe has the lasso, the bottom threaded connection of lasso has tensile circle.

Preferably, the inside of the ferrule is provided with threads, the inside of the ferrule is welded with a welding ring, the top of the welding ring is provided with a jack, and the bottom bolt penetrates through the inside of the jack.

Preferably, the bottom of the stretching ring is in threaded connection with a bottom ferrule, and the bottom ferrule and the outside of the ferrule are both provided with grinding grains.

Preferably, tensile circle includes top circle and foundation ring, top circle and foundation ring are integrative, the welding has flexible post between top circle and the foundation ring, the top and the top circle welding of flexible post, the bottom and the foundation ring welding of flexible post, the tensile length of flexible post is two meters.

Preferably, the top ring and the bottom ring are both provided with bolt holes, and the outer portion of the telescopic column is wrapped with an outer sheath.

Preferably, bolts penetrate through the top end and the bottom end of the outer sheath, the top end and the bottom end of the outer sheath are respectively sleeved on the top ring and the bottom ring and are fixed through the bolts, a cotton ring layer is arranged between the top ring and the bottom ring, and the cotton ring layer is elastic.

Advantageous effects

The utility model discloses in, at first bottom and lasso threaded connection with the grout pipe, through rotating, the end bolt of grout socle portion inserts in the jack, later will stretch circle and lasso connection, the bottom threaded mounting bottom lasso of tensile circle, the outside dull polish effect of bottom lasso and lasso is mainly that it is whole inseparabler to make concrete core slip casting stake and cement pile inner wall, concrete core slip casting stake integral erection is good back, put into the cement pile with whole, make chuck and fixed disk laminating, screw up the inserted bolt after the laminating, holistic installation has just so been accomplished, concrete core slip casting stake integral mounting is simple, can real-time observation part inner wall and outer wall have the damage through the field installation.

The utility model discloses in, this highway ground is handled bulk concrete core slip casting stake, annular array has flexible post between top circle and the foundation ring, annular array's flexible post is similar to a steel reinforcement cage, can play fixed effect, the fixed oversheath that mainly relies on of flexible post, cotton circle layer between the oversheath also can be tensile, can freely adjust flexible post through stretching, the application range of whole highway ground processing bulk concrete core slip casting stake is just wider like this, only need produce the same this type of equipment in advance and just can satisfy most highway ground and use.

Drawings

FIG. 1 is an overall structure diagram of a highway composite foundation with discrete concrete core grouting piles;

FIG. 2 is an internal overall structure diagram of a concrete core grouting concrete pile for highway foundation treatment;

FIG. 3 is an exploded view of a concrete core grouting pile for treating a road foundation;

fig. 4 is a bottom structure view of a grouting pipe of a concrete-cored grouting pile for treating a road foundation.

Illustration of the drawings:

1. a composite foundation of the road; 2. cement piles; 3. grouting pipes; 4. a chuck; 5. fixing the disc; 6. a ferrule; 7. grinding lines; 8. stretching the ring; 9. a top ring; 10. a bottom ring; 11. a key hole; 12. a bottom ferrule; 13. a telescopic column; 14. an outer sheath; 15. a cotton loop layer; 16. a bolt; 17. plugging; 18. a bottom bolt; 19. welding a ring; 20. and (4) inserting the jack.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1-4, a road foundation treatment bulk concrete core grouting pile comprises a road composite foundation 1, a cement pile 2 is arranged at the top of the road composite foundation 1, the inside of the cement pile 2 is hollow, a fixed disc 5 is clamped at the top of the cement pile 2, a grouting pipe 3 is clamped at the top of the cement pile 2, a chuck 4 is welded outside the grouting pipe 3, the chuck 4 and the fixed disc 5 are mutually attached, holes are formed at the tops of the chuck 4 and the fixed disc 5, a plug 17 is arranged at the top of the chuck 4, the plug 17 penetrates through the chuck 4 and the fixed disc 5 at the same time, a screw thread is arranged outside the bottom end of the grouting pipe 3, a bottom plug 18 is welded at the bottom of the grouting pipe 3, a ferrule 6 is connected at the bottom of the grouting pipe 3 through a screw thread, a stretching ring 8 is connected at the bottom of the ferrule 6, a screw thread is arranged inside the ferrule 6, a welding ring 19 is welded inside the ferrule 6, and a jack 20 is arranged at the top of the welding ring 19, the bottom bolt 18 runs through the inside of the jack 20, the bottom of the stretching ring 8 is in threaded connection with a bottom ferrule 12, the outside of the bottom ferrule 12 and the ferrule 6 is provided with the grinding grain 7, the concrete core grouting pile can be installed and disassembled before being placed into the pre-embedded cement pile 2, the bottom of the grouting pipe 3 is in threaded connection with the ferrule 6, the bottom bolt 18 at the bottom of the grouting pipe 3 is inserted into the jack 20 after rotation, then the stretching ring 8 is connected with the ferrule 6, the bottom ferrule 12 is installed at the bottom of the stretching ring 8 in threaded connection, the grinding grain 7 at the outside of the bottom ferrule 12 and the ferrule 6 mainly has the effect that the whole concrete core grouting pile is more compact with the inner wall of the cement pile 2, the whole concrete core grouting pile is placed into the cement pile 2 after being installed, the chuck 4 is attached with the fixed disk 5, the plug 17 is screwed after attachment, thus the whole installation is completed, the concrete core grouting pile is simple in overall installation, and whether the inner wall and the outer wall of the part are damaged or not can be observed in real time through field installation.

The second embodiment:

referring to fig. 1-4, the stretching ring 8 comprises a top ring 9 and a bottom ring 10, the top ring 9 and the bottom ring 10 are integrated, a telescopic column 13 is welded between the top ring 9 and the bottom ring 10, the top end of the telescopic column 13 is welded with the top ring 9, the bottom end of the telescopic column 13 is welded with the bottom ring 10, the stretching length of the telescopic column 13 is two meters, bolt holes 11 are respectively arranged on the outer parts of the top ring 9 and the bottom ring 10, an outer sheath 14 is wrapped on the outer part of the telescopic column 13, bolts 16 are respectively penetrated through the top end and the bottom end of the outer sheath 14, the top end and the bottom end of the outer sheath 14 are respectively sleeved on the top ring 9 and the bottom ring 10, and is fixed by a bolt 16, a cotton ring layer 15 is arranged between the top ring 9 and the bottom ring 10, the cotton ring layer 15 has elasticity, the stretching ring 8 is divided into two parts of the top ring 9 and the bottom ring 10, the telescopic column 13 can be stretched by the top ring 9 and the bottom ring 10, the maximum length of the telescopic column 13 which can be stretched is two meters, before the whole cement pile 2 is placed into the cement pile 2, the depth inside the cement pile 2 is measured, then the telescopic column 13 is lengthened to be matched with the depth inside the cement pile 2, the length of the ring comprises the height of the ferrule 6, the stretching ring 8 and the bottom ferrule 12, the height of the ferrule 6, the stretching ring 8 and the bottom ferrule 12 is fixed, the height is designed according to actual conditions, the material and the steel bars of the telescopic columns 13 are similar, the telescopic columns 13 are arranged between the top ring 9 and the bottom ring 10 in an annular array, the telescopic columns 13 in the annular array are similar to a steel bar cage, the telescopic column 13 can be fixed mainly by the outer sheaths 14, the cotton ring layer 15 between the outer sheaths 14 can be stretched, when in installation, the cotton ring layer 15 is stretched to the same length as the telescopic column 13, and then, the top end and the bottom end of the outer sheath 14 are respectively connected with the top ring 9 and the bottom ring 10 through bolts 16, and after the connection, the outer sheath 14 is installed by being attached to the inner wall of the cement pile 2.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a highway foundation treatment bulk concrete core slip casting stake, includes highway composite foundation (1), its characterized in that: the top of highway composite foundation (1) is equipped with cement pile (2), the inside of cement pile (2) is hollow, the top joint of cement pile (2) has fixed disk (5), the top joint of cement pile (2) has grout pipe (3), the outside welding of grout pipe (3) has chuck (4), chuck (4) and fixed disk (5) laminate each other, the top of chuck (4) and fixed disk (5) all sets up porosely, the top of chuck (4) is equipped with plug (17), plug (17) run through chuck (4) and fixed disk (5) simultaneously, the outside of grout pipe (3) bottom is equipped with the screw thread, the bottom welding of grout pipe (3) has end bolt (18), the bottom threaded connection of grout pipe (3) has lasso (6), the bottom threaded connection of lasso (6) has tensile circle (8).

2. The road foundation treatment discrete concrete core grouting pile as claimed in claim 1, characterized in that: the thread is arranged inside the ferrule (6), a welding ring (19) is welded inside the ferrule (6), a jack (20) is formed in the top of the welding ring (19), and the bottom bolt (18) penetrates through the jack (20).

3. The road foundation treatment discrete concrete core grouting pile as claimed in claim 1, characterized in that: the bottom of the stretching ring (8) is in threaded connection with a bottom ferrule (12), and the outer portions of the bottom ferrule (12) and the ferrule (6) are both provided with grinding grains (7).

4. The road foundation treatment discrete concrete core grouting pile of claim 1, characterized in that: tensile circle (8) include top circle (9) and foundation ring (10), top circle (9) and foundation ring (10) are integrative, the welding has flexible post (13) between top circle (9) and foundation ring (10), the top and the top circle (9) welding of flexible post (13), the bottom and the foundation ring (10) welding of flexible post (13), the tensile length of flexible post (13) is two meters.

5. The road foundation treatment discrete concrete core grouting pile as claimed in claim 4, wherein: bolt holes (11) have all been seted up to the outside of top ring (9) and foundation ring (10), the outside parcel of flexible post (13) has oversheath (14).

6. The road foundation treatment discrete concrete core grouting pile as claimed in claim 5, wherein: the top and the bottom of oversheath (14) all run through bolt (16), the top and the bottom of oversheath (14) cup joint respectively on top circle (9) and foundation ring (10), and fix through bolt (16), are equipped with cotton circle layer (15) between top circle (9) and foundation ring (10), cotton circle layer (15) have elasticity.

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