CN219298218U

CN219298218U - Novel construction of anticorrosive concrete prestressing force tubular pile device

Info

Publication number: CN219298218U
Application number: CN202320127350.9U
Authority: CN
Inventors: 石收港; 高尚; 李刚; 李玲玲
Original assignee: Shaanxi Construction Engineering New Energy Co ltd
Current assignee: Shaanxi Construction Engineering New Energy Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-07-04
Anticipated expiration: 2033-01-17

Abstract

The utility model relates to a novel construction device of an anti-corrosion concrete prestressed pipe pile, which comprises a pile body, wherein a soil plug protection mechanism is arranged in the pile body, a grouting auxiliary assembly is arranged in the pile body, the soil plug protection mechanism comprises a movable bin and a grouting chamber which are arranged in the pile body, an electric push rod is fixedly connected to the inner top wall of the movable bin, a stirring cylinder which is in sliding connection with the pile body is fixedly connected to the output end of the electric push rod, a conveying pipe which extends to the inside of the grouting chamber is fixedly connected to the bottom of the stirring cylinder, and a baffle is fixedly connected to the outer side of the conveying pipe. This novel construction of anticorrosive concrete prestressing force tubular pile device can utilize the drive of electric putter at the in-process that the tubular pile impressed underground for the baffle seals the thick liquid passageway that flows, prevents soil and rubble and gets into the pile body at the tubular pile in-process of pushing down, avoids appearing the soil plug phenomenon, and can stir the misce bene to thick liquid when the slip casting, reaches the effect that improves the construction quality and the anti permeability of tubular pile, ensures its antiseptic property and life.

Description

Novel construction of anticorrosive concrete prestressing force tubular pile device

Technical Field

The utility model relates to the technical field of pipe pile grouting, in particular to a novel construction device for an anti-corrosion concrete prestressed pipe pile.

Background

The pile foundation engineering is an important link in engineering construction, and has important influence on the quality and economic benefit of the whole engineering. In pile foundation engineering, the prestressed pipe pile has the advantages of high construction speed, high single pile bearing capacity, strong stratum adaptability, guaranteed pile forming quality, good economic benefit and the like, and is widely applied in practical engineering. The prestressed concrete pipe piles may be classified into post-tensioning prestressed pipe piles and pretensioned prestressed pipe piles.

Please refer to patent number CN 213390140U's a prestressing force tubular pile stake end slip casting construction equipment, propose in this patent "prestressing force tubular pile always runs into soil plug phenomenon in actual engineering work process, the hidden danger appears easily, the bearing capacity actual measurement value appears easily to the prestressing force tubular pile is less than the design value, simultaneously, adopt the mode of pump body slip casting can not stir the thick liquid at slip casting in-process, bubble in the thick liquid influences construction quality easily" and can't seal the tubular pile at the tubular pile in-process of impressing underground, make partial soil and rubble be impressed the inside of tubular pile through the lower extreme opening of tubular pile easily, this application proposes another technical scheme to solve this technical problem to this problem.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a novel construction device for the anti-corrosion concrete prestressed pipe pile, which has the advantages of stirring slurry, improving construction quality, sealing and opening the bottom end of the pipe pile, effectively preventing soil plugs and the like, and solves the problems that the prestressed pipe pile always encounters soil plugs in the actual engineering construction process, quality hidden danger is easy to occur, the actual measured value of the bearing capacity of the prestressed pipe pile is smaller than a design value, and simultaneously, the slurry cannot be stirred in the grouting process by adopting a pump body grouting mode, and the construction quality is easily influenced by bubbles in the slurry.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the construction device of the novel anti-corrosion concrete prestressed pipe pile comprises a pile body, wherein a soil plug protection mechanism is arranged in the pile body, and a grouting auxiliary assembly is arranged in the pile body;

the soil plug protection mechanism comprises a movable bin and a grouting chamber, wherein the movable bin and the grouting chamber are arranged inside a pile body, an electric push rod is fixedly connected to the inner top wall of the movable bin, a stirring barrel is fixedly connected to the output end of the electric push rod and is in sliding connection with the pile body, a conveying pipe is fixedly connected to the bottom of the stirring barrel and extends to the inside of the grouting chamber, a fixing plate is fixedly connected to the outer side of the conveying pipe, and a baffle plate is fixedly connected to the bottom of the fixing plate and is movably connected with the pile body.

Further, the left side of the mixing drum is provided with a grouting pipe extending to the outer side of the pile body, and the left side of the pile body is provided with a moving groove corresponding to the grouting pipe in position.

Further, guard plates are arranged on the upper side and the lower side of the grouting pipe, a guard groove corresponding to the guard plate is formed in the pile body, and a rubber pad is arranged on the inner side of the guard groove.

Further, the outside of churn is provided with a plurality of spacing ribs, and the limit groove corresponding with spacing rib position is seted up to the inboard of pile body.

Further, a fixing frame fixedly connected with the pile body is arranged on the outer side of the electric push rod, and a through hole corresponding to the position of the conveying pipe is formed in one side, opposite to the movable bin and the grouting chamber.

Further, the quantity of baffle is three, and the fixed plate includes locating plate and connecting plate, fixed plate and baffle fixed connection, two adjacent fixed plate fixedly connected with connecting plate.

Further, slip casting auxiliary assembly includes the agitator motor with pile body top fixed connection, and agitator motor's output fixedly connected with extends to the puddler inside the churn, and the outside of puddler is provided with helical blade, and the inside of pile body is provided with the thick liquid passageway that is linked together with the grout room.

Further, the movable openings corresponding to the positions of the stirring rods are formed in the tops of the stirring cylinders and the pile body, and sealing gaskets matched with the stirring rods are fixedly connected to the inner top wall of the stirring cylinders.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this novel construction of anticorrosive concrete prestressing force tubular pile device through the soil plug protection machanism that sets up, can utilize the drive of electric putter at the in-process that the tubular pile impressed underground, makes churn at the inside downward movement of pile body for the baffle seals the thick liquid passageway that flows, prevents soil and rubble and gets into the pile body at the tubular pile in-process that pushes down, thereby improves the bearing capacity of tubular pile lower extreme, after accomplishing the slip casting, can effectively improve the construction quality of tubular pile.

2. This novel construction of anticorrosive concrete prestressing force tubular pile device through the slip casting auxiliary assembly that sets up, the rotation of usable helical blade stirs the thick liquid to bubble in the thick liquid is broken, makes the interior active admixture of anticorrosive concrete distribute evenly, thereby reaches construction quality and the anti permeability that improves the tubular pile, ensures its antiseptic effect and life.

Drawings

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a bottom view of the structure of the fixing plate of the present utility model;

fig. 3 is a structural side view of the shield plate of the present utility model.

In the figure: 1. pile body; 01. a movable bin; 02. a grouting chamber; 03. a pulp flow channel; 2. an electric push rod; 3. a stirring cylinder; 4. a fixing frame; 5. a delivery tube; 6. a fixing plate; 601. a positioning plate; 602. a connecting plate; 7. a baffle; 8. grouting pipe; 9. a protection plate; 10. a stirring motor; 11. a stirring rod; 12. helical blades.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a construction device for a novel anti-corrosion concrete prestressed pipe pile in this embodiment includes a pile body 1, a soil plug protection mechanism is disposed in the pile body 1, and a grouting auxiliary assembly is disposed in the pile body 1.

Embodiment one: the soil plug protection machanism includes the movable storehouse 01 and the grout room 02 that the inside of pile body 1 set up, the interior roof fixedly connected with electricity push rod 2 of movable storehouse 01, the outside of electricity push rod 2 is provided with the mount 4 with pile body 1 fixed connection, it is fixed with the installation of pile body 1 to conveniently utilize mount 4 to keep electricity push rod 2, the output fixedly connected with of electricity push rod 2 and pile body 1 sliding connection's churn 3, churn 3's outside is provided with a plurality of spacing ribs of quantity for this, the spacing groove corresponding with spacing rib position has been seted up to the inboard of pile body 1, the cooperation of conveniently utilizing spacing rib sports spacing groove, the activity stability of churn 3 inside pile body 1 is improved.

Wherein, the left side of churn 3 is provided with the slip casting pipe 8 that extends to the pile body 1 outside, the corresponding shifting chute in slip casting pipe 8 position has been seted up in the left side of pile body 1, conveniently make slip casting pipe 8 along with churn 3 at shifting chute internal motion, the upper and lower both sides of slip casting pipe 8 all are provided with guard plate 9, the inside of pile body 1 has been seted up the guard plate 9 position corresponding guard groove, and the inboard of guard groove is provided with the rubber pad, conveniently utilize guard plate 9 to keep the closure of pile body 1 when slip casting pipe 8 moves about, churn 3 bottom fixedly connected with extends to the conveyer pipe 5 of grout room 02 inside.

Wherein, the through-hole corresponding with conveyer pipe 5 position is offered to the relative one side of activity storehouse 01 and grout room 02, conveniently make conveyer pipe 5 utilize the through-hole to get into grout room 02, the outside fixedly connected with fixed plate 6 of conveyer pipe 5, the quantity of baffle 7 is three, fixed plate 6 includes locating plate 601 and connecting plate 602, locating plate 601 and baffle 7 fixed connection, two adjacent locating plate 601 fixedly connected with connecting plate 602, conveniently utilize locating plate 601 to make baffle 7 move about with conveyer pipe 5, utilize connecting plate 602 to keep the installation of locating plate 601 and baffle 7 stable, the bottom fixedly connected with of fixed plate 6 and pile body 1 swing joint's baffle 7.

It should be noted that, this novel construction of anticorrosive concrete prestressing force tubular pile device through the soil plug protection machanism that sets up, can utilize the drive of electric putter 2 at the in-process that the tubular pile impressed underground, makes churn 3 at the inside downward movement of pile body 1 for baffle 7 seals thick liquid passageway 03, prevents soil and rubble at tubular pile in-process entering pile body 1 that pushes down, thereby improves the bearing capacity of tubular pile lower extreme, after accomplishing the slip casting, can effectively improve the construction quality of tubular pile.

Specifically, when the pipe pile is pressed into the ground, the electric push rod 2 needs to be in an overhanging state, the conveying pipe 5 on the stirring cylinder 3 moves downwards, and the baffle 7 moves downwards by using the fixing plate 6, so that the grouting channel 03 is closed, soil and broken stone around the pipe pile are prevented from entering the grouting channel 03 in the pressing process, the phenomenon of soil plug is avoided, and when grouting is needed, the electric push rod 2 can drive the stirring cylinder 3 to move upwards, and the grouting channel 03 can be opened for normal grouting operation.

Embodiment two: the grouting auxiliary assembly comprises a stirring motor 10 fixedly connected with the top of the pile body 1, the output end of the stirring motor 10 is fixedly connected with a stirring rod 11 extending to the inside of the stirring cylinder 3, the tops of the stirring cylinder 3 and the pile body 1 are provided with movable ports corresponding to the positions of the stirring rod 11, the stirring rod 11 is conveniently extended to the inside of the pile body 1 and the stirring cylinder 3 by the movable ports, the inner top wall of the stirring cylinder 3 is fixedly connected with a sealing gasket matched with the stirring rod 11, the sealing gasket is conveniently utilized to seal the movable port on the stirring cylinder 3, the outer side of the stirring rod 11 is provided with a helical blade 12, the inside of the pile body 1 is provided with a grouting channel 03 communicated with a grouting chamber 02, and slurry is conveniently discharged by the grouting channel 03.

It should be noted that, this novel construction of anticorrosive concrete prestressing force tubular pile device through the slip casting auxiliary assembly that sets up, the usable helical blade 12's rotation stirs the thick liquid to break the bubble in the thick liquid, make the interior active admixture of anticorrosive concrete distribute evenly, thereby reach construction quality and the anti permeability that improves the tubular pile, ensure its antiseptic effect and life.

Specifically, when grouting is performed, the stirring rod 11 can drive the helical blade 12 to rotate under the driving action of the stirring motor 10, the slurry entering the stirring cylinder 3 is stirred and mixed uniformly, and the bubbles are crushed and simultaneously the slurry is led into the conveying pipe 5, so that the slurry enters the grouting chamber 02 and is discharged from the grouting channel 03.

The working principle of the embodiment is as follows:

(1) This novel construction of anticorrosive concrete prestressing force tubular pile device, when the tubular pile is impressed underground, need make electric putter 2 be in overhanging state, make conveyer pipe 5 on the churn 3 move down to make baffle 7 utilize fixed plate 6 to move down, thereby seal thick liquid passageway 03, thereby prevent to push down soil and rubble all around the tubular pile in-process and get into thick liquid passageway 03, avoid causing the soil plug phenomenon, and when needs carry out the slip casting, can make electric putter 2 drive churn 3 and move up, can open thick liquid passageway 03 and carry out normal slip casting operation.

(2) This novel construction of anticorrosive concrete prestressing force tubular pile device, when carrying out the slip casting, can make puddler 11 drive helical blade 12 rotation under agitator motor 10's driving effect, stir the misce bene to the thick liquid that gets into churn 3, when breaking the bubble, with the leading-in conveyer pipe 5 of thick liquid, make it get into grout room 02 back follow flow thick liquid passageway 03 and discharge.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel construction of anticorrosive concrete prestressing force tubular pile device, includes pile body (1), its characterized in that: the soil plug protection mechanism is arranged in the pile body (1), and the grouting auxiliary assembly is arranged in the pile body (1);

soil plug protection machanism includes inside movable storehouse (01) and the grout room (02) that set up of pile body (1), the interior roof fixedly connected with electricity push rod (2) of movable storehouse (01), the output fixedly connected with of electricity push rod (2) and pile body (1) sliding connection's churn (3), churn (3) bottom fixedly connected with extends to inside conveyer pipe (5) of grout room (02), the outside fixedly connected with fixed plate (6) of conveyer pipe (5), the bottom fixedly connected with of fixed plate (6) and pile body (1) swing joint's baffle (7).

2. The construction device for the novel anti-corrosion concrete prestressed pipe pile according to claim 1, wherein: the left side of churn (3) is provided with grouting pipe (8) that extend to pile body (1) outside, the left side of pile body (1) has seted up the removal groove corresponding with grouting pipe (8) position.

3. The construction device for the novel anti-corrosion concrete prestressed pipe pile according to claim 2, wherein: guard plates (9) are arranged on the upper side and the lower side of the grouting pipe (8), a guard groove corresponding to the guard plate (9) is formed in the pile body (1), and a rubber pad is arranged on the inner side of the guard groove.

4. The construction device for the novel anti-corrosion concrete prestressed pipe pile according to claim 1, wherein: the outside of churn (3) is provided with a plurality of spacing ribs, the limit groove corresponding with spacing rib position is seted up to the inboard of pile body (1).

5. The construction device for the novel anti-corrosion concrete prestressed pipe pile according to claim 1, wherein: the outside of electric push rod (2) is provided with mount (4) with pile body (1) fixed connection, the through-hole corresponding with conveyer pipe (5) position is seted up to the side that movable storehouse (01) and grout room (02) are relative.

6. The construction device for the novel anti-corrosion concrete prestressed pipe pile according to claim 1, wherein: the number of the baffles (7) is three, the fixing plates (6) comprise positioning plates (601) and connecting plates (602), the positioning plates (601) are fixedly connected with the baffles (7), and two adjacent positioning plates (601) are fixedly connected with the connecting plates (602).

7. The construction device for the novel anti-corrosion concrete prestressed pipe pile according to claim 1, wherein: the grouting auxiliary assembly comprises a stirring motor (10) fixedly connected with the top of the pile body (1), an output end of the stirring motor (10) is fixedly connected with a stirring rod (11) extending to the inside of the stirring cylinder (3), a spiral blade (12) is arranged on the outer side of the stirring rod (11), and a grouting channel (03) communicated with the grouting chamber (02) is arranged in the pile body (1).

8. The construction device for the novel anti-corrosion concrete prestressed pipe pile according to claim 1, wherein: the stirring cylinder (3) and the top of the pile body (1) are provided with movable ports corresponding to the positions of the stirring rods (11), and the inner top wall of the stirring cylinder (3) is fixedly connected with a sealing gasket matched with the stirring rods (11).