阅读说明：本技术 一种建筑工程用拔桩机 (Pile extractor for building engineering ) 是由 汤向前 于 2019-10-23 设计创作，主要内容包括：本发明公开了一种建筑工程用拔桩机,包括底座、第一固定板、第二固定板和弧形紧固件,所述底座顶部的四端均固定安装有第一气缸,所述第一固定板通过四个所述第一气缸安装在所述底座的顶部,所述第一固定板顶部的四端均固定安装有立柱,所述第二固定板通过四个所述立柱安装在所述第一固定板的顶部,且所述第一固定板和所述第二固定板内部的中间位置处均开设有通孔,所述底座开设有U型开口,所述第一固定板和所述第二固定板顶部的两侧均固定安装有安装座,四个所述安装座内部的两端均设置有轴承,四个所述安装座两两为一组。本发明通过设置一系列的结构使得本装置具有便于移动、承压能够强和固定效果好的特点。(The invention discloses a pile extractor for construction engineering, which comprises a base, a first fixing plate, a second fixing plate and arc-shaped fasteners, wherein first air cylinders are fixedly arranged at four ends of the top of the base, the first fixing plate is arranged at the top of the base through four first air cylinders, stand columns are fixedly arranged at four ends of the top of the first fixing plate, the second fixing plate is arranged at the top of the first fixing plate through four stand columns, through holes are formed in the middle positions of the inside of the first fixing plate and the inside of the second fixing plate, the base is provided with a U-shaped opening, mounting seats are fixedly arranged on two sides of the top of the first fixing plate and the top of the second fixing plate, bearings are arranged at two ends of the inside of the four mounting seats, and the four mounting seats are grouped in pairs. The device has the characteristics of convenience in moving, strong bearing capacity and good fixing effect by arranging a series of structures.)

1. The utility model provides a pile extractor for building engineering, includes base (1), first fixed plate (3), second fixed plate (5) and arc fastener (15), its characterized in that: four ends of the top of the base (1) are fixedly provided with first cylinders (2), the first fixing plate (3) is arranged at the top of the base (1) through four first cylinders (2), four ends of the top of the first fixing plate (3) are fixedly provided with stand columns (4), the second fixing plate (5) is arranged at the top of the first fixing plate (3) through four stand columns (4), through holes (6) are formed in the middle positions of the inner parts of the first fixing plate (3) and the second fixing plate (5), the base (1) is provided with a U-shaped opening (12), mounting seats (8) are fixedly arranged on two sides of the top of the first fixing plate (3) and the second fixing plate (5), bearings (22) are arranged at two ends of the inner parts of the four mounting seats (8), and the four mounting seats (8) are pairwise arranged, both ends of each group of mounting seat (8) are respectively provided with a rotating shaft (11) through the bearing (22) in a movable manner, a limiting block (9) is arranged at the middle position of the rotating shaft (11), two opposite threads (10) are arranged on the surface of the rotating shaft (11), the threads (10) are mutually and symmetrically distributed by taking the limiting block (9) as a symmetrical point, connecting blocks (16) are arranged at both ends of an arc-shaped fastener (15), an internal thread sleeve (17) is arranged inside each of the two connecting blocks (16), the arc-shaped fastener (15) is movably mounted between the two rotating shafts (11) through the internal thread sleeve (17), a driving chain wheel (20) and a driven chain wheel (19) are respectively sleeved at one end of each rotating shaft (11), and a speed reducing motor (7) is fixedly mounted at one end of each rotating shaft (11), one end of the rotating shaft (11) is fixedly connected with the output end of the speed reducing motor (7).

2. The pile extractor for construction engineering according to claim 1, characterized in that: and gripping teeth (18) are arranged on the inner side of the arc-shaped fastener (15).

3. The pile extractor for construction engineering according to claim 1, characterized in that: a transmission chain (21) is arranged between the driving chain wheel (20) and the driven chain wheel (19), and the driving chain wheel (20) is movably connected with the driven chain wheel (19) through the transmission chain (21).

4. The pile extractor for construction engineering according to claim 1, characterized in that: mounting groove (23) have all been seted up to the both sides of base (2) bottom, two the equal fixed mounting in both ends of mounting groove (23) inside has second cylinder (24), the flexible end of second cylinder (24) is provided with bearing plate (25).

5. The pile extractor for the building engineering according to claim 4, characterized in that: the bottom of the pressure bearing plate (25) is provided with a plurality of inserted bars (26).

6. The pile extractor for construction engineering according to claim 1, characterized in that: four ends of base (1) bottom all are provided with installed part (13), four the equal movable mounting in bottom of installed part (13) has removal wheel (14).

7. The pile extractor for construction engineering according to claim 1, characterized in that: the number of the arc-shaped fasteners (15) is four, every two of the four arc-shaped fasteners (15) form a group, the two groups of the arc-shaped fasteners (15) are respectively and movably installed at the tops of the first fixing plate (3) and the second fixing plate (5), and the two arc-shaped fasteners (15) in each group are mutually and symmetrically distributed with the middle position symmetrical point of the through hole (6).

8. The pile extractor for construction engineering according to claim 1, characterized in that: the through hole (6) is positioned right above the U-shaped opening (12).

Technical Field

The invention relates to the technical field of constructional engineering, in particular to a pile extractor for constructional engineering.

Background

The building engineering refers to an engineering entity formed by the construction of various building constructions and their auxiliary facilities and the installation of lines, pipelines and equipment matched with them. The house building is characterized by comprising a top cover, a beam column, a wall, a foundation and a project which can form an internal space and meet the requirements of people on production, living, study and public activities.

Piling is needed to fix a point or make some supporting columns of buildings at a plurality of early stages of construction of the building engineering, however, after the construction work is finished or the driven fixed-point pile or the support is used, pile pulling becomes a problem, when the guardrails on the two sides of the highway need to be replaced or maintained, the guardrail upright posts need to be pulled out, the existing pile pulling device is generally complex in structure and large in size, is not suitable for large-scale frequent movement, meanwhile, the engaging force of the existing pile extractor is not ideal, the problem of pile removal often occurs, and in order to have aesthetic property, the thickness degrees of different positions of the guardrail upright post are different, so that it is troublesome to fasten it, and it cannot be fixed for different positions when pulling pile, therefore, in order to solve the series of problems, a pile extractor for construction engineering is provided.

Disclosure of Invention

The invention aims to provide a pile extractor for construction engineering to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a pile extractor for construction engineering comprises a base, a first fixing plate, a second fixing plate and arc-shaped fasteners, wherein first air cylinders are fixedly mounted at four ends of the top of the base, the first fixing plate is mounted at the top of the base through four first air cylinders, stand columns are fixedly mounted at four ends of the top of the first fixing plate, the second fixing plate is mounted at the top of the first fixing plate through four stand columns, through holes are formed in the middle positions of the inner portions of the first fixing plate and the second fixing plate, the base is provided with a U-shaped opening, mounting seats are fixedly mounted at two sides of the top of the first fixing plate and the second fixing plate, bearings are arranged at two ends of the inner portions of the four mounting seats, the four mounting seats are divided into a group, and rotating shafts are movably mounted at two ends of each mounting seat through the bearings, the intermediate position department of pivot is provided with the stopper, the surface of pivot is provided with two sections opposite screw threads, two sections the screw thread with the stopper is symmetrical point mutual symmetric distribution, the both ends of arc fastener all are provided with the connecting block, two the inside of connecting block all is provided with the internal thread cover, the arc fastener passes through internal thread cover movable mounting is two between the pivot, two the one end of pivot is cup jointed respectively and is installed drive sprocket and driven sprocket, and one of them the one end fixed mounting of pivot has gear motor, the one end of pivot with gear motor's output fixed connection.

Preferably, the inner side of the arc-shaped fastener is provided with gripping teeth.

Preferably, a transmission chain is arranged between the driving chain wheel and the driven chain wheel, and the driving chain wheel is movably connected with the driven chain wheel through the transmission chain.

Preferably, the mounting groove has all been seted up to the both sides of base bottom, two the equal fixed mounting in both ends of mounting groove inside has the second cylinder, the flexible end of second cylinder is provided with the bearing plate.

Preferably, the bottom of the bearing plate is provided with a plurality of inserted bars.

Preferably, four ends of base bottom all are provided with the installed part, four the bottom of installed part all movable mounting has the removal wheel.

Preferably, the number of the arc-shaped fasteners is four, every two of the four arc-shaped fasteners are in one group, two groups of the arc-shaped fasteners are movably mounted at the tops of the first fixing plate and the second fixing plate respectively, and the two arc-shaped fasteners in each group are symmetrically distributed with each other by using the middle position symmetry point of the through hole.

Preferably, the through hole is located right above the U-shaped opening.

Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use;

(1) the utility model discloses a device for pile pulling, including bottom, support plate, bearing plate, support plate, cylinder, bearing plate, cylinder, bearing plate, cylinder.

(2) The fastening mechanisms are arranged on the first fixing plate and the second fixing plate, so that the device can fix different parts of the stand column or the pile to be pulled out simultaneously when the stand column or the pile to be pulled out is fixed, the fixing effect is good, and the pole is not easy to take off when the pile is pulled out.

(3) Through control gear motor, make gear motor drive the pivot and rotate, through be provided with two sections screw threads in the pivot, two sections screw threads use the stopper as symmetrical point symmetric distribution of each other, thereby make the pivot when rotating, can make two epaxial internal thread covers move or reverse motion in opposite directions simultaneously, make two arc fasteners move or reverse motion in opposite directions, it can fix it according to the thickness of different stands to make this device strong adaptability, and be provided with the interlock sawtooth through the inboard at the arc fastener, make fixed effectual.

Drawings

FIG. 1 is a schematic overall structure of the present invention;

FIG. 2 is an enlarged view of the invention at A in FIG. 1;

FIG. 3 is a top view of a second retaining plate of the present invention;

FIG. 4 is an enlarged view of the invention at B in FIG. 1;

figure 5 is a top view of the base of the present invention.

In the figure: 1. a base; 2. a first cylinder; 3. a first fixing plate; 4. a column; 5. a second fixing plate; 6. a through hole; 7. a reduction motor; 8. a mounting seat; 9. a limiting block; 10. a thread; 11. a rotating shaft; 12. a U-shaped opening; 13. a mounting member; 14. a moving wheel; 15. an arc-shaped fastener; 16. connecting blocks; 17. an internal thread sleeve; 18. teeth are clenched; 19. a driven sprocket; 20. a drive sprocket; 21. a drive chain; 22. a bearing; 23. mounting grooves; 24. a second cylinder; 25; a pressure bearing plate; 25. and (4) inserting the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a pile extractor for construction engineering comprises a base 1, a first fixing plate 3, a second fixing plate 5 and arc-shaped fasteners 15, wherein four ends of the top of the base 1 are fixedly provided with first air cylinders 2, the first fixing plate 3 is arranged at the top of the base 1 through four first air cylinders 2, four ends of the top of the first fixing plate 3 are fixedly provided with stand columns 4, the second fixing plate 5 is arranged at the top of the first fixing plate 3 through four stand columns 4, the middle positions inside the first fixing plate 3 and the second fixing plate 5 are respectively provided with a through hole 6, the base 1 is provided with a U-shaped opening 12, two sides of the top of the first fixing plate 3 and the second fixing plate 5 are respectively and fixedly provided with a mounting seat 8, two ends inside the four mounting seats 8 are respectively provided with a bearing 22, the four mounting seats 8 are respectively arranged in a group, two ends of each group of mounting seats 8 are respectively and movably provided with a, the intermediate position department of pivot 11 is provided with stopper 9, the surface of pivot 11 is provided with two sections opposite screw threads 10, two sections screw threads 10 use stopper 9 as the symmetric point mutual symmetric distribution, arc fastener 15's both ends all are provided with connecting block 16, two connecting block 16's inside all is provided with interior thread bush 17, arc fastener 15 passes through interior thread bush 17 movable mounting between two pivots 11, the one end of two pivots 11 is cup jointed respectively and is installed drive sprocket 20 and driven sprocket 19, and the one end fixed mounting of one of them pivot 11 has gear motor 7, the one end of pivot 11 and gear motor 7's output fixed connection.

Preferably, the inner side of the arc-shaped fastener 15 is provided with the gripping teeth 18, so that the gripping effect of the arc-shaped fastener 15 of the device is good, and the fixation is firmer.

Preferably, a transmission chain 21 is arranged between the driving sprocket 20 and the driven sprocket 19, and the driving sprocket 20 and the driven sprocket 19 are movably connected through the transmission chain 21, so that the driving sprocket 20 can drive the driven sprocket 19 to rotate through the transmission chain 21 when rotating, and therefore one speed reduction motor 7 can drive the two rotating shafts 11 to rotate.

Preferably, mounting groove 23 has all been seted up to the both sides of base 2 bottom, and the equal fixed mounting in both ends of two mounting grooves 23 has second cylinder 24, and second cylinder 24's flexible end is provided with bearing plate 25, supports for the strong point through four bearing plates 25 and four second cylinders 24 for the stable in structure of bottom is difficult for the skew to rock when pile pulling.

Preferably, the bottom of the bearing plate 25 is provided with a plurality of inserted bars 26, so that the device has good supporting effect when being supported by the bearing plate.

Preferably, four ends at the bottom of base 1 all are provided with installed part 13, and the bottom of four installed parts 13 all movable mounting has removal wheel 14 for this device is convenient for remove.

Preferably, the number of arc fastener 15 is four, and four arc fasteners 15 are two liang a set of, and two sets of arc fasteners 15 are movable mounting respectively at the top of first fixed plate 3 and second fixed plate 5, and two arc fasteners 15 of every group use the intermediate position symmetric point of through-hole 6 symmetric distribution each other, can fix two positions of pile body through two sets of arc fasteners 15 for fixed effectual.

Preferably, the through hole 6 is located right above the U-shaped opening 12, so that the pile body to be pulled out can pass through the U-shaped opening 12 and the two through holes 6 in sequence.

The working principle is as follows: firstly checking the safety of each structure of the device, then moving the device to a designated use area through the moving wheel 14, enabling a vertical pile to be pulled out to be positioned inside the U-shaped opening 12, enabling the second cylinder 24 to stretch and retract by controlling the second cylinder 24, enabling the bearing plates 25 to be contacted with the ground, and enabling the insertion rod 25 to be inserted into the ground under the action of the second 24 cylinder, thereby enabling the device to be supported by taking the four bearing plates 25 and the four second cylinders 24 as supporting points when pulling the pile, enabling the structure of the bottom to be stable, enabling the pile not to be deviated and swing easily when pulling the pile, enabling the first fixing plate 3 and the second fixing plate 5 to ascend by controlling the first cylinder 2 according to the height of the pile body, enabling the pile body to penetrate through the first fixing plate 3 and the second fixing plate 5 through the two through holes 6, respectively controlling the two reducing motors 7 according to the thickness of the pile body, enabling the reducing motors 7 to drive the rotating shaft 11 to rotate, through being provided with two sections screw threads 10 in pivot 11, two sections screw threads 10 use stopper 9 to distribute as the symmetry point symmetry of each other, thereby make pivot 11 when rotating, can make two internal thread cover 17 in the pivot 11 simultaneously in opposite directions or reverse motion, make two arc fasteners 15 in opposite directions or reverse motion, it can be fixed to it according to the thickness of different pile bodies to make this device, and can fix the position of pile body difference simultaneously, make fixed effectual, be difficult for taking off the pole when carrying out the pile pulling.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

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