CN212772400U

CN212772400U - Foundation engineering pile hole bottom expanding construction device

Info

Publication number: CN212772400U
Application number: CN202021512127.9U
Authority: CN
Inventors: 张远谋
Original assignee: Dongguan Jiayucheng Construction Base Engineering Co ltd
Current assignee: Dongguan Jiayucheng Construction Base Engineering Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-23
Anticipated expiration: 2030-07-27

Abstract

The application relates to the field of building construction, in particular to a foundation engineering pile hole bottom expanding construction device, which comprises a body of a bottom expanding device and a soil hopper connected below the body, wherein the soil hopper comprises a square frame body, the frame body comprises a pair of first enclosing plates which are vertically arranged and are parallel to each other, a second enclosing plate and a third enclosing plate are respectively arranged at two ends of the pair of first enclosing plates, the lower end of the frame body is provided with an inserting plate which can move on the horizontal plane along the length direction of the first enclosing plates and can open and close the lower end opening of the frame body, a telescopic bulldozing plate which is positioned above the inserting plate and can rotate up and down is also rotatably connected between the two first enclosing plates, one end of the bulldozer blade, which is far away from the hinged edge of the bulldozer blade, is abutted against the inner side of the second enclosing plate, and the inner side of the second enclosing plate is provided with a driving part which is located between the plugboard and the bulldozer blade and is used for pushing the bulldozer blade. This application has the effect of conveniently clearing up the soil in the soil fill.

Description

Foundation engineering pile hole bottom expanding construction device

Technical Field

The application relates to the field of building construction, in particular to a foundation engineering pile hole bottom expanding construction device.

Background

The pile hole bottom expanding means that after the drill hole reaches a required bearing layer, a special drill bit is used for expanding the diameter of the pile end at the pile end, so that the ultimate bearing capacity of the pile is greatly increased, and theoretically, the ultimate bearing capacity of the pile is 4 times that of the pile without the expanded head.

For example, chinese patent with publication number CN203835262U discloses a pile hole bottom-enlarging construction device, which comprises a lower driving device mounted on a hoisting support, a rotating frame driven by the lower driving device to rotate horizontally, a plurality of lower arms circumferentially arranged outside the lower vertical transmission rod, a lower connecting member capable of moving up and down on the lower vertical transmission rod and driving the lower arms to open and close in the moving process, and a lower connecting member mounted on the lower vertical transmission rod, wherein a plurality of cutting blades are arranged on the outer side walls of the lower arms from top to bottom, each lower arm is connected with the lower connecting member through the lower connecting rod, the lower driving device drives the lower screw to rotate and drives a lower sliding bolt mounted on the lower screw to move downwards, at the moment, the lower arms synchronously open outwards, the rotating frame drives the lower arms to rotate to enlarge the bottom, and simultaneously collect the earthwork generated by the bottom enlargement into a bottom soil hopper, the soil bucket is connected with the lower vertical transmission rod through a bearing.

In view of the above-mentioned related art, the inventors consider that there is a drawback that soil in a soil bucket is not easily cleaned.

SUMMERY OF THE UTILITY MODEL

In order to conveniently clear up the soil in the soil fill, this application provides a foundation engineering stake hole club-footed construction equipment.

The application provides a foundation engineering stake hole under-reamed construction equipment adopts following technical scheme:

the utility model provides a foundation engineering stake hole expands end construction equipment, is including expanding the body of end device and connecting in the native fill of body below, the native fill is including being square framework, the framework includes the first bounding wall of a pair of parallel of each other of vertical setting, and is a pair of the both ends of first bounding wall are provided with second bounding wall and third bounding wall respectively, the lower extreme of framework is provided with can follow the opening and close of first bounding wall length direction removal on the horizontal plane framework lower extreme open-ended picture peg, two still rotate between the first bounding wall and be connected with and be located the scalable and pivoted bulldozing plate of picture peg top, the one end that self articulated limit was kept away from to the bulldozing plate is contradicted on the medial surface of second bounding wall, the medial surface of second bounding wall is provided with and is located the picture peg with be used for between the bulldozing plate promotes the driving piece of bull.

Through adopting above-mentioned technical scheme, when operating personnel need clear up the soil in the soil fill, pulling the picture peg in the horizontal direction for the lower extreme opening of the framework of bull dozer one side is opened, and some soil begins to drop this moment, then starts the driving piece, and the driving piece promotes the bull dozer and begins upwards to rotate, and the bull dozer extension, at this in-process, the bull dozer increases inclination gradually and makes the soil landing from the upper surface of one's body, so can be comparatively convenient with soil discharge in the soil fill.

Preferably, a sliding groove is formed in the inner side face of each first enclosing plate, sliding blocks matched with the sliding grooves in a sliding mode are arranged on the two side faces, close to the first enclosing plates, of the insertion plate, and a locking structure used for locking or unlocking the insertion plate and the first enclosing plates is further arranged between the insertion plate and the first enclosing plates.

Through adopting above-mentioned technical scheme, when removing the picture peg, earlier through locking structure unblock picture peg, thereby the horizontal migration of slide block cooperation spout realization picture peg again, so simple structure, convenient operation.

Preferably, the slider is provided with a plurality of, every the slider is kept away from the tip of picture peg all is provided with the gyro wheel, the gyro wheel is located inside the spout and with the spout is close to the lateral wall of terminal surface is inconsistent under the first bounding wall.

Through adopting above-mentioned technical scheme, the setting up of gyro wheel makes the sliding friction power between slider and the spout become rolling friction power, from saving labour more when pulling the picture peg, convenient operation.

Preferably, the insert plate is further provided with a stop block which can abut against the bulldozer when the insert plate is opened.

By adopting the technical scheme, when the inserting plate is pulled towards the direction far away from the third enclosing plate, the inserting plate can be stopped when the stop block is abutted against the hinged edge of the hinged plate, so that the condition that the inserting plate is completely separated from the sliding groove can be prevented, and the operation is convenient.

Preferably, the locking structure includes that the screw thread runs through the bolt is twisted to the hand of first bounding wall side, the bolt is twisted to the hand is close to the second bounding wall, the bolt is twisted to the hand runs through the position intercommunication of first bounding wall the spout, be provided with the circular slot on the picture peg, the tip of the bolt is twisted to the hand peg graft in the circular slot.

Through adopting above-mentioned technical scheme, during the unblock, it twists the bolt to loosen the hand, make the hand twist the tip of bolt leave circular slot and spout can, so, convenient operation is swift.

Preferably, the number of the hand-screwed bolts is two, and the two hand-screwed bolts are symmetrically arranged relative to the insert plate.

Through adopting above-mentioned technical scheme, the hand is twisted the bolt symmetry and is set up to can increase locking strength after two.

Preferably, the bull-dozer board includes articulated slab and expansion plate, the one end of articulated slab rotate connect in being close to a pair of the picture peg between the first bounding wall, the expansion plate is close to the terminal surface of articulated slab is provided with the groove of sliding, the articulated slab keep away from self articulated limit one end with the cooperation of sliding is slided in the groove of sliding, and the tip of articulated slab is located all the time in the groove of sliding, the tip of the telescopic link of driving piece articulate in the below of expansion plate.

Through adopting above-mentioned technical scheme, when the bull dozer upwards rotated, expansion plate and articulated slab kept away from each other to lengthened the bull dozer, made the inside wall of bull dozer and second bounding wall can contact all the time in real time, reduced soil and dropped the bull dozer below.

Preferably, the second enclosing plate is vertically provided with a stabilizing groove, a stabilizing block is matched with the stabilizing groove in a sliding mode, and the stabilizing block is hinged to the telescopic plate.

Through adopting above-mentioned technical scheme, the setting up of stabilizing trough and stabilizing block makes the bull-dozer board all more stable when reciprocating.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when an operator needs to clean the soil in the soil hopper, the inserting plate is pulled in the horizontal direction, so that the lower end opening of the frame body on one side of the soil pushing plate is opened, at the moment, a part of soil begins to fall off, then the driving part is started, the driving part pushes the soil pushing plate to start to rotate upwards, the soil pushing plate extends, in the process, the inclination angle of the soil pushing plate is gradually increased, the soil from the upper surface of the soil pushing plate slides off, and therefore the soil in the soil hopper can be conveniently discharged;

2. when the inserting plate is moved, the inserting plate is unlocked through the locking structure, and then the sliding block is matched with the sliding groove, so that the horizontal movement of the inserting plate is realized, and the structure is simple and the operation is convenient;

3. when the bull dozer rotated upwards, expansion plate and articulated slab kept away from each other to lengthened the bull dozer, made the inside wall of bull dozer and second bounding wall can contact all the time in real time, reduced soil and dropped the bull dozer below.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of a foundation engineering pile hole bottom-expanding construction device according to the present application.

Fig. 2 is a schematic structural diagram of an insert plate in an embodiment of a foundation engineering pile hole bottom-expanding construction device according to the present application.

Fig. 3 is an exploded view of a blade and a second shroud in an embodiment of the apparatus for pedestal boring of a foundation work according to the present invention.

Description of reference numerals: 1. a frame body; 11. a first enclosing plate; 111. a chute; 12. a second enclosing plate; 121. a stabilizing slot; 122. a stabilizing block; 13. a third coaming; 2. inserting plates; 21. a handle; 22. a slider; 23. a roller; 24. a circular groove; 25. a stop block; 3. screwing the bolt by hand; 4. a bulldozer plate; 41. a hinge plate; 42. a retractable plate; 421. a sliding groove; 5. a drive member.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a foundation engineering pile hole bottom expanding construction device. Referring to fig. 1, the foundation engineering pile hole bottom-expanding construction device comprises a bottom-expanding device body (not shown in the figure) and a soil hopper connected below the body, wherein the soil hopper comprises a square frame body 1, the frame body 1 comprises a pair of first enclosing plates 11 which are vertically arranged and parallel to each other, two ends of each pair of first enclosing plates 11 are respectively vertically provided with a second enclosing plate 12 and a third enclosing plate 13, the upper ends of the second enclosing plate 12 and the third enclosing plates 13 are flush with the upper end of the first enclosing plate 11, the third enclosing plates 13 are flush with the lower end of the first enclosing plate 11, and the lower end of the second enclosing plate 12 is located above the lower end of the first enclosing plate 11.

Referring to fig. 1 and 2, the lower end of the frame 1 is provided with an insertion plate 2 capable of opening and closing the lower end opening of the frame 1, which can move on a horizontal plane along the length direction of the first enclosing plate 11, specifically, the insertion plate 2 is horizontally arranged, one end of the insertion plate 2 is abutted against the third enclosing plate 13, the upper surface of the other end of the insertion plate 2 is in contact with the lower end surface of the second enclosing plate 12, and meanwhile, a handle 21 is arranged on the end surface of the end. All be provided with the spout 111 of T type on the medial surface of a pair of first bounding wall 11, picture peg 2 is close to the both sides face of first bounding wall 11 and all is provided with the slider 22 with the opening part sliding fit of the spout 111 of T type, and the one end that picture peg 2 was kept away from to slider 22 is located the inner chamber of spout 111, and the quantity of the slider 22 of every side of picture peg 2 all is provided with a plurality of, and in this embodiment, the slider 22 of every side can be six, and six sliders 22 are the even interval setting. Meanwhile, the end part of each slide block 22 far away from the insert plate 2 is provided with a roller 23, and the roller 23 is positioned inside the sliding groove 111 and is abutted against the horizontal side wall of the sliding groove 111 close to the lower end face of the first enclosing plate 11.

Referring to fig. 1 and 2, a locking structure for locking or unlocking the inserting plate 2 and the first enclosing plate 11 is further arranged between the inserting plate 2 and the first enclosing plate 11, the locking structure comprises a hand-screwed bolt 3 with threads penetrating through the side surface of the first enclosing plate 11, the hand-screwed bolt 3 is close to the second enclosing plate 12, the hand-screwed bolt 3 penetrates through the position of the first enclosing plate 11 to communicate with the sliding groove 111, a circular groove 24 is arranged on the side surface of the inserting plate 2 close to the first enclosing plate 11, the circular groove 24 is located at one end of the inserting plate 2 far away from the third enclosing plate 13, when the inserting plate 2 is in a closed state, namely when one end of the inserting plate 2 is abutted to the third enclosing plate 13, the end part of the hand-screwed bolt 3 is inserted into the circular. Meanwhile, in the present embodiment, two hand-screwed bolts 3 are provided, two hand-screwed bolts 3 are symmetrically provided with respect to the insert plate 2, and correspondingly, two circular grooves 24 are provided in the insert plate 2, and end portions of the two hand-screwed bolts 3 are respectively inserted into the two circular grooves 24.

Referring to fig. 1 and 3, a retractable dozer plate 4 which can rotate up and down and is positioned above the insert plate 2 is also rotatably connected between the two first enclosing plates 11, the dozer plate 4 comprises a hinged plate 41 and a retractable plate 42, one end of the hinged plate 41 is rotatably connected between the pair of first enclosing plates 11, the hinged edge of the hinged plate 41 is close to the insert plate 2, and the hinged plate 41 is positioned close to the middle of the first enclosing plates 11 in the length direction. The terminal surface that expansion plate 42 is close to articulated slab 41 is provided with sliding groove 421, sliding groove 421 is close to the both sides of two first bounding walls 11's lateral wall intercommunication expansion plate 42, articulated slab 41 keeps away from the one end on self articulated limit and slides the cooperation with sliding groove 421, and the tip of articulated slab 41 is arranged in sliding groove 421 all the time, the one end that articulated slab 41 was kept away from to expansion plate 42 is contradicted on the medial surface of second bounding wall 12, the medial surface of second bounding wall 12 is provided with the driving piece 5 that is used for promoting bull dozer 4 that is located between picture peg 2 and the bull dozer 4, driving piece 5 can be the pneumatic cylinder, the lower extreme of pneumatic cylinder is close to picture peg 2, the vertical upwards setting of telescopic link of pneumatic cylinder, the tip of.

Referring to fig. 1 and 3, meanwhile, a T-shaped stabilizing groove 121 is vertically arranged at the middle position of the lower end surface of the second enclosing plate 12, the stabilizing groove 121 extends upwards along the vertical direction, the side wall of the stabilizing groove 121 close to the inner side surface of the second enclosing plate 12 is communicated with the inner side surface of the second enclosing plate 12, the groove bottom of the stabilizing groove 121 is close to the upper end of the second enclosing plate 12 but is not communicated with the upper end surface of the second enclosing plate 12, a stabilizing block 122 is slidably matched in the stabilizing groove 121, and the stabilizing block 122 protrudes towards the inside of the soil hopper and is hinged with one end of the expansion plate 42 away from the hinge plate 41.

Referring to fig. 1 and 2, in addition, the upper surface of the insert board 2 is further provided with a stop 25 which can be abutted against the dozer board 4 when the insert board 2 is opened, the stop 25 is positioned at one end of the insert board 2 close to the third surrounding board 13 and is contacted with the inner side surface of the third surrounding board 13, when the insert board 2 is pulled towards the direction far away from the third surrounding board 13, the insert board 2 can be stopped when the stop 25 is abutted against the hinged edge of the hinged board 41, and thus, the situation that the insert board 2 is completely separated from the sliding groove 111 can be prevented, and the operation is convenient.

The implementation principle of the foundation engineering pile hole bottom expanding construction device is as follows: when an operator needs to clean soil in the soil hopper, firstly two hand-screwed bolts 3 are unscrewed, so that the end parts of the hand-screwed bolts 3 leave the circular groove 24 and the sliding groove 111, then the inserting plate 2 is pulled through the handle 21 until the stop block 25 on the inserting plate 2 is abutted against the hinged edge of the hinged plate 41, the inserting plate 2 is pulled still, at the moment, a part of soil begins to fall off, then the hydraulic cylinder is started, the soil shifting plate 4 begins to rotate upwards, the telescopic plate 42 is mutually away from the hinged plate 41, so that the soil shifting plate 4 extends, meanwhile, one end of the telescopic plate 42, which is away from the hinged plate 41, moves upwards together with the stabilizing block 122 until the stabilizing block 122 abuts against the bottom of the sliding groove 421, and in the process, the soil shifting plate 4 gradually increases the inclination angle and slides down the soil from the upper surface of the body, so that the soil in the soil hopper is.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a foundation engineering stake hole expands end construction equipment, includes the body that expands end device and connects the soil fill in the body below, its characterized in that: the soil bucket comprises a square frame body (1), the frame body (1) comprises a pair of first enclosing plates (11) which are vertically arranged and parallel to each other, two ends of the pair of first enclosing plates (11) are respectively provided with a second enclosing plate (12) and a third enclosing plate (13), the lower end of the frame body (1) is provided with an inserting plate (2) which can move on the horizontal plane along the length direction of the first enclosing plates (11) and can open and close the lower end opening of the frame body (1), a telescopic bulldozer (4) which can rotate up and down and is positioned above the inserting plate (2) is also rotationally connected between the two first enclosing plates (11), one end of the bulldozer blade (4) far away from the hinged edge of the bulldozer blade props against the inner side surface of the second enclosing plate (12), the medial surface of second bounding wall (12) is provided with and is located picture peg (2) with be used for between bull dozer (4) promote driving piece (5) of bull dozer (4).

2. The foundation engineering pile hole bottom-expanding construction device according to claim 1, characterized in that: it is a pair of all be provided with spout (111) on the medial surface of first bounding wall (11), picture peg (2) are close to the both sides face of first bounding wall (11) all be provided with spout (111) complex slider (22) that slides, picture peg (2) with still be provided with between first bounding wall (11) and be used for locking or unblock picture peg (2) with the locking structure of first bounding wall (11).

3. The foundation engineering pile hole bottom-expanding construction device according to claim 2, characterized in that: slider (22) even interval is provided with a plurality of, every slider (22) are kept away from the tip of picture peg (2) all is provided with gyro wheel (23), gyro wheel (23) are located inside spout (111) and with spout (111) are close to the lateral wall of terminal surface is inconsistent under first bounding wall (11).

4. The foundation engineering pile hole bottom-expanding construction device according to claim 2, characterized in that: and a stop block (25) which can be abutted against the bulldozer blade (4) when the inserting plate (2) is opened is further arranged on the inserting plate (2).

5. The foundation engineering pile hole bottom-expanding construction device according to claim 2, characterized in that: locking structure includes that the screw thread runs through bolt (3) are twisted to the hand of first bounding wall (11) side, bolt (3) are twisted to the hand are close to second bounding wall (12), bolt (3) are twisted to the hand run through the position intercommunication of first bounding wall (11) spout (111), be provided with circular slot (24) on picture peg (2), the tip of bolt (3) is twisted to the hand peg graft in circular slot (24).

6. The foundation engineering pile hole bottom-expanding construction device according to claim 5, characterized in that: the hand-screwed bolt (3) is provided with two, and the hand-screwed bolt (3) is symmetrically arranged relative to the inserting plate (2).

7. The foundation engineering pile hole bottom-expanding construction device according to claim 1, characterized in that: bulldozing board (4) are including articulated slab (41) and expansion plate (42), the one end of articulated slab (41) is rotated and is connected in being close to a pair of picture peg (2) between first bounding wall (11), expansion plate (42) are close to the terminal surface of articulated slab (41) is provided with sliding groove (421), the articulated slab (41) keep away from self hinged edge one end with sliding groove (421) cooperation of sliding, and the tip of articulated slab (41) is located all the time in sliding groove (421), the tip of the telescopic link of driving piece (5) articulate in the below of expansion plate (42).

8. The foundation engineering pile hole bottom-expanding construction device according to claim 7, characterized in that: still vertically be provided with on second bounding wall (12) and stabilize groove (121), it has steady piece (122) to slide fit in stabilizing groove (121), steady piece (122) with expansion plate (42) are articulated.