CN111305213A

CN111305213A - High-stability pile pressing device for constructional engineering

Info

Publication number: CN111305213A
Application number: CN202010147919.9A
Authority: CN
Inventors: 刘宾
Original assignee: Shandong Bofa Intelligent Technology Co ltd
Current assignee: Shandong Bofa Intelligent Technology Co ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-06-19

Abstract

The invention discloses a high-stability pile pressing device for constructional engineering, which comprises a bottom plate, wherein the bottom plate is circular, a through hole is formed in the center of the bottom plate, four corners of the through hole are fixedly connected with pressing mechanisms, the four pressing mechanisms are in annular array relative to the through hole, limiting sleeves are welded at the four corners of the bottom plate, limiting contact pins are movably inserted in the axis positions of the limiting sleeves, the top ends of the limiting contact pins are welded with a top plate, and four triggering mechanisms are welded on the top surface of the top plate. This pile pressing device that stability is high for building engineering has realized through pressing mechanism cooperation trigger mechanism locking anti-drop effect to the pile body when the pile body is excessive skew downwards, has avoided the security threat to job site personnel when the pile body fracture that leads to because of the misoperation at the pile pressing in-process, has promoted the security of pressing the pile greatly. The invention relates to the field of constructional engineering equipment. The pile pressing device solves the problem that the pile pressing device is not strong in protection in the process of pile body fracture.

Description

High-stability pile pressing device for constructional engineering

Technical Field

The invention relates to the field of constructional engineering equipment, in particular to a high-stability pile pressing device for constructional engineering.

Background

In construction work, the foundation, which is an important carrier for building construction, needs stability with sufficient strength, and in natural environment, the strength of the ground substrate is often insufficient to bear the building in the engineering design, so that it is necessary to drive piles into the ground substrate to enhance the strength and firmness of the foundation.

The prior patent (publication number: CN103967012B) discloses a pile control device of a hydraulic pile driver, which comprises a pile control device box body and a pile control device verticality adjusting mechanism connected with the box body, wherein the pile control device box body comprises a control box body, a left swing arm hinge lug and a right swing arm hinge lug are arranged on two sides of the control box body in a mirror image mode, clamping mechanisms are installed on the left swing arm hinge lug and the right swing arm hinge lug, and the pile control device verticality adjusting mechanism comprises a lower flange plate which is in running fit with the control box body. In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: 1. the device needs manual operation in the piling process, and when the pile body is broken, the device is difficult to automatically lock the pile body, so that the protection effect is realized; 2. the limiting of the device adopts a hard connection mode, and the diameter of the swing arm is effective, so that the swing arm is difficult to be well attached to pile bodies with different diameters so as to realize the limiting effect; 3. the device shakes the range too big in the use, influences the precision of pile body location easily.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a pile pressing device with high stability for constructional engineering, and solves the problem that the pile pressing device is not strong in protection in the process of pile body fracture.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a high pile pressing device of stability for building engineering, includes the bottom plate, the bottom plate is circular, the centre of a circle department of bottom plate has seted up the perforation, the equal fixedly connected with pressing mechanism in perforated four corners, four pressing mechanism about perforate annular array.

The four corners of bottom plate all welds the stop collar, the axle center position activity interlude of stop collar has spacing contact pin, the top of spacing contact pin all welds with the roof, the top surface welding of roof has four trigger mechanism, four trigger mechanism about the centre of a circle of roof becomes annular array, the centre of a circle department of roof seted up with the relative stake hole of crossing in perforation position, the bottom fixedly connected with conflict mechanism of crossing the stake hole, conflict mechanism with the pressing mechanism transmission is connected.

Preferably, the four limiting sleeves are parallel to each other and have the same size, and the length of the four limiting sleeves is equal to three fifths of the sum of the heights of the triggering mechanism and the abutting mechanism.

Preferably, pressing mechanism includes four connection boards, four connection board fixed connection respectively in fenestrate four corners, one side activity of connection board is pegged graft there is the pivot, the fixed cover of one end of pivot has connect spacing arm, spacing arm one end pass through spacing spring with the positive swing joint of bottom plate, the fixed cover of one end of pivot has connect the pressfitting arm, the track logical groove has been seted up on the surface of pressfitting arm, the drive ring has been cup jointed in the logical inslot activity of track, the welding of one side on pressfitting arm top has the pressfitting board, the pressfitting arm deviates from the welding of one side of pressfitting board has the stripper plate.

Preferably, the length of the pressing arm is equal to the distance from the connecting plate to the center of the circle of the bottom plate, and the included angle between the pressing arm and the bottom plate is 15-75 degrees.

Preferably, the trigger mechanism comprises a positioning box, the positioning box is welded on the top surface of the top plate, a limiting plate is welded at the middle part of the inner wall of the positioning box, an extrusion rod is movably inserted at the axis of the surface of the limiting plate, a gasket is welded at one end of the extrusion rod, one end of the gasket is movably connected with one side of the limiting plate through a trigger spring, a U-shaped connecting sheet is welded at the other end of the extrusion rod, one side, opposite to the inner wall of the U-shaped connecting sheet, is movably connected through a linkage shaft, an extrusion roller is fixedly sleeved on the surface of the linkage shaft, one end of the linkage shaft penetrates through the front of the U-shaped connecting sheet and is fixedly connected with a rotating plate, a swinging groove which is centrosymmetric relative to the linkage shaft is formed in the front of the rotating plate, a swinging shaft is movably inserted in the front of the inner, the one end welding of swing arm has the balancing weight, the surface of swing arm pass through the torsional spring with swing inslot wall swing joint, the torsional spring activity cup joints the surface of oscillating axle.

The front welding of U-shaped armature piece has the ring that triggers, the inboard welding of triggering the ring have with swing arm matched with latch.

Preferably, the radius of the trigger ring is equal to the sum of the length of the swing arm and the radius of the rotating plate, and the circle center of the trigger ring is located on the axis of the linkage shaft.

Preferably, the triggering mechanism comprises a transmission sleeve, the transmission sleeve is welded on the bottom surface of the top plate and below the pile passing hole, and the bottom end of the transmission sleeve is in lap joint with the top surface of the transmission ring.

The bottom surface fixedly connected with first spacing ring of roof, first spacing ring is fixed cup joint in the transmission cover, the top surface of stripper plate is inlayed and is had with the relative spacing arc in first spacing ring position, the bottom of first spacing ring through extrusion spring with the top swing joint of the spacing arc of second.

Preferably, the diameter of a circle where the four second limiting arcs are located is equal to that of the first limiting ring, and the second limiting arcs penetrate through two opposite sides of the extrusion plate.

Advantageous effects

The invention provides a pile pressing device with high stability for constructional engineering. Compared with the prior art, the method has the following beneficial effects:

(1) this pile pressing device for building engineering that stability is high has realized through pressing mechanism cooperation trigger mechanism locking anti-drop effect to the pile body when the pile body downwards excessive skew, has avoided the security threat to job site personnel when the pile body fracture that leads to because of the misoperation at the pile pressing in-process, has promoted the security of pile pressing greatly.

(2) This pile pressing device that stability is high for building engineering has realized the good spacing effect of pile body through trigger mechanism. The stability of the pile body when inserting the device is improved, and the overall safety performance of the pile pressing device is improved.

(3) This pile pressing device that stability is high for building engineering has realized holding the effect to the good of pile body through trigger mechanism and conflict mechanism, and its fixity is high, can play the absorbing effect of buffering when the instantaneous offset of pile body whereabouts is too big, has promoted the result of use of device.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 3 is a side view of a structural stitching arm of the present invention.

In the figure: 1. a base plate; 2. perforating; 3. a pressing mechanism; 301. a connector tile; 302. a rotating shaft; 303. a limiting arm; 304. a limiting spring; 305. a press arm; 306. a track through groove; 307. a drive ring; 308. pressing the plywood; 309. a pressing plate; 4. a limiting sleeve; 5. a limiting pin is inserted; 6. a top plate; 7. a trigger mechanism; 701. a positioning box; 702. a limiting plate; 703. an extrusion stem; 704. a gasket; 705. a trigger spring; 706. a U-shaped engagement tab; 707. a linkage shaft; 708. extruding the roller; 709. a rotating plate; 710. a swing groove; 711. a swing shaft; 712. swinging arms; 713. a balancing weight; 714. a torsion spring; 715. a trigger ring; 716. clamping teeth; 8. pile passing holes; 9. a collision mechanism; 901. a transmission sleeve; 902. a first limit ring; 903. a second limiting arc; 904. compressing the spring.

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. 1-3, a high-stability pile pressing device for construction engineering includes a bottom plate 1, the bottom plate 1 is circular, a through hole 2 is formed in the center of the bottom plate 1, four corners of the through hole 2 are fixedly connected with pressing mechanisms 3, and the four pressing mechanisms 3 are in an annular array with respect to the through hole 2.

Stop collar 4 has all been welded in bottom plate 1's four corners, stop collar 4's axle center position activity interlude has spacing contact pin 5, spacing contact pin 5's top all welds with roof 6, roof 6's top surface welding has four trigger mechanism 7, four trigger mechanism 7 are annular array about roof 6's the centre of a circle, roof 6's centre of a circle department has seted up and has perforated 2 relative mistake stake holes 8 in position, cross the bottom fixedly connected with conflict mechanism 9 of stake hole 8, conflict mechanism 9 is connected with the 3 transmissions of pressing mechanism.

In the invention, the four limit sleeves 4 are parallel to each other and have the same size, and the length of the four limit sleeves 4 is equal to three fifths of the sum of the heights of the trigger mechanism 7 and the collision mechanism 9.

In the invention, the pressing mechanism 3 comprises four connecting plates 301, the four connecting plates 304 are respectively fixedly connected at four corners of the through hole 2, a rotating shaft 302 is movably inserted at one side of the connecting plate 301, a limit arm 303 is fixedly sleeved at one end of the rotating shaft 302, one end of the limit arm 303 is movably connected with the front surface of the bottom plate 1 through a limit spring 304, a pressing arm 305 is fixedly sleeved at one end of the rotating shaft 302, a track through groove 306 is arranged on the surface of the pressing arm 305, a transmission ring 307 is movably sleeved in the track through groove 306, a pressing plate 308 is welded at one side of the top end of the pressing arm 305, one surface of the pressing plate opposite to the pile body is a rough surface, when the top plate and the bottom plate are separated, and the distance between the top plate and the limit sleeve exceeds half of the length of the limit pin, the pressing plate can be in lap joint with the transmission sleeve under the action of the limit spring, and, the pile body can move up and down normally, and a pressing plate 309 is welded on one side of the pressing arm 305, which faces away from the pressing plate 308.

In the invention, the length of the pressing arm 305 is equal to the distance from the connecting plate 301 to the center of the bottom plate 1, and the included angle between the pressing arm 305 and the bottom plate 1 is 15-75 degrees.

In the invention, the trigger mechanism 7 comprises a positioning box 701, the positioning box 701 is welded on the top surface of the top plate 6, a limiting plate 702 is welded in the middle of the inner wall of the positioning box 701, an extrusion rod 703 is movably inserted at the surface axis of the limiting plate 702, a gasket 704 is welded at one end of the extrusion rod 703, one end of the gasket 704 is movably connected with one side of the limiting plate 702 through a trigger spring 705, a U-shaped connecting sheet 706 is welded at the other end of the extrusion rod 703, the opposite side of the inner wall of the U-shaped connecting sheet 706 is movably connected through a linkage shaft 707, a squeezing roller 708 is fixedly sleeved on the surface of the linkage shaft 707, the squeezing roller 708 is always attached to the surface of the pile body passing through the through hole 2 and the pile hole 8 under the interference action of the trigger spring 705 and drives, when the pile body normally falls, the swing arm 712 generates certain deflection relative to the position in the swing groove 710 due to centrifugal force, but the diameter of the, when the pile body is broken, the pile body is in an accelerated falling state due to the action of gravity, the extrusion roller 708 rotates at an accelerated speed at the moment, the centrifugal force of the extrusion roller 708 is continuously increased to cause the included angle between the diameters of the swing arm 712 and the two swing shafts 711 to be continuously reduced until the swing arm 712 is clamped with the latch 716 to cause the extrusion roller 708 not to rotate any more, the extrusion roller 708 falls along with the pile body by the surface friction force and drives the top plate 6 to move towards the bottom plate 1, one end of the linkage shaft 707 penetrates through the front surface of the U-shaped connecting sheet 706 and is fixedly connected with the rotating plate 709, the front surface of the rotating plate 709 is provided with a swing groove 710 which is centrosymmetric relative to the linkage shaft 707, the front surface of the inner wall of the swing groove 710 is movably inserted with the swing shaft 711, the surface of the swing shaft 711 is movably sleeved with the swing arm 712, one end of the swing arm 712 is, the torsion spring 714 is movably sleeved on the surface of the swinging shaft 711.

The front of the U-shaped engagement tab 706 is welded with a trigger ring 715, and the inside of the trigger ring 715 is welded with a latch 716 that mates with the swing arm 712.

In the invention, the radius of the triggering ring 715 is equal to the sum of the length of the swing arm 712 and the radius of the rotating plate 709, and the center of the triggering ring 715 is on the axis of the linkage shaft 707.

In the invention, the trigger mechanism 7 comprises a transmission sleeve 901, the transmission sleeve 901 is welded on the bottom surface of the top plate 6 and below the pile passing hole 8, and the bottom end of the transmission sleeve 901 is overlapped with the top surface of the transmission ring 307.

The first spacing ring 902 of bottom surface fixedly connected with of roof 6, first spacing ring 902 is fixed to be cup jointed in drive sleeve 901, the top surface of stripper plate 309 is inlayed and is had the spacing arc 903 of second relative with first spacing ring 902 position, the top end swing joint of extrusion spring 904 and the spacing arc 903 of second is passed through to the bottom of first spacing ring 902, can strengthen the transmission effect between roof 6 and bottom plate 1 through the interact between first spacing ring 902 and the spacing arc 903 of second, and can alleviate the vibrations that locking brought between pressure plate 305 and the pile body through extrusion spring 904, the stability of lifting means.

In the invention, the diameter of a circle where the four second limiting arcs 903 are located is equal to that of the first limiting ring 902, and the second limiting arcs 903 penetrate through two opposite sides of the extrusion plate 309.

When the pile pressing device is used, a pile body is inserted between the through hole 2 and the pile passing hole 8 of the device, when the bottom end of the pile body is broken in the pile pressing process, the pile body per se does downward accelerated motion due to gravity, the pressing roller 708 always adheres and rolls with the surface of the pile body, the rotating speed of the pressing roller 708 is continuously increased, the swing arm 712 rotates and opens in the swing groove 710 under the drive of centrifugal force, when the opening angle of the swing arm 712 is large enough, the swing arm 712 per se is clamped with the clamping teeth 716, the pressing roller 708 does not rotate any more, the pile body drives the top plate 6 to move towards the bottom plate 1 by virtue of the friction force between the pressing roller 708 per se and the surface of the pile body, the transmission sleeve 901 is abutted against the top surface of the pressing arm 305, meanwhile, the pressing spring 904 is forced to press the pressing plate 703 to move downwards, the top end of the pressing arm 305 is driven to move towards the axial lead of the pile body, the pile body is clamped and locked, the pile body is prevented from sliding downwards continuously, and the safety protection effect is achieved.

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.

Claims

1. The utility model provides a high pile-pressing device of stability for building engineering, includes bottom plate (1), its characterized in that: the bottom plate (1) is circular, a through hole (2) is formed in the center of the circle of the bottom plate (1), four corners of the through hole (2) are fixedly connected with pressing mechanisms (3), and the four pressing mechanisms (3) are arranged in an annular array relative to the through hole (2);

stop collar (4) have all been welded in the four corners of bottom plate (1), the activity interlude of axle center position of stop collar (4) has spacing contact pin (5), the top of spacing contact pin (5) all welds with roof (6), the top surface welding of roof (6) has four trigger mechanism (7), four trigger mechanism (7) about the centre of a circle of roof (6) becomes annular array, the centre of a circle department of roof (6) seted up with punch hole (2) relative mistake stake hole (8) in position, cross the bottom fixedly connected with conflict mechanism (9) of stake hole (8), conflict mechanism (9) with pressing mechanism (3) transmission is connected.

2. A high-stability pile driving device for construction engineering according to claim 1, wherein: the four limiting sleeves (4) are parallel to each other and have the same size, and the length of each limiting sleeve (4) is equal to three fifths of the sum of the heights of the triggering mechanism (7) and the abutting mechanism (9).

3. A high-stability pile driving device for construction engineering according to claim 1, wherein: pressing mechanism (3) are including four connection board (301), four connection board (301) fixed connection respectively is in the four corners of perforation (2), one side activity grafting of connection board (301) has pivot (302), the fixed cover of one end of pivot (302) has connect spacing arm (303), the one end of spacing arm (303) through spacing spring (304) with the front swing joint of bottom plate (1), the fixed cover of one end of pivot (302) has connect pressfitting arm (305), the surface of pressfitting arm (305) has seted up track logical groove (306), transmission ring (307) have been cup jointed in the activity of track logical groove (306), the welding of one side on pressfitting arm (305) top has pressfitting board (308), pressfitting arm (305) deviate from one side welding of pressfitting board (308) has stripper plate (309).

4. A high-stability pile driving device for construction engineering according to claim 3, wherein: the length of the pressing arm (305) is equal to the distance from the connecting plate (301) to the circle center of the bottom plate (1), and the included angle between the pressing arm (305) and the bottom plate (1) is 15-75 degrees.

5. A high-stability pile driving device for construction engineering according to claim 1, wherein: trigger mechanism (7) is including location box (701), location box (701) welding is in the top surface of roof (6), the middle part welding of location box (701) inner wall has limiting plate (702), limiting plate (702) surface axle center department activity interlude has extrusion stem (703), the one end welding of extrusion stem (703) has gasket (704), the one end of gasket (704) through trigger spring (705) with one side swing joint of limiting plate (702), the other end welding of extrusion stem (703) has U-shaped linking piece (706), the relative one side of inner wall of U-shaped linking piece (706) is through universal driving shaft (707) swing joint, the fixed surface of universal driving shaft (707) cup joints extrusion gyro wheel (708), the one end of universal driving shaft (707) runs through U-shaped linking piece (706) front and fixedly connected with rotor plate (709), the front surface of the rotating plate (709) is provided with a swinging groove (710) which is centrosymmetric relative to the linkage shaft (707), the front surface of the inner wall of the swinging groove (710) is movably inserted with a swinging shaft (711), the surface of the swinging shaft (711) is movably sleeved with a swinging arm (712), one end of the swinging arm (712) is welded with a balancing weight (713), the surface of the swinging arm (712) is movably connected with the inner wall of the swinging groove (710) through a torsion spring (714), and the torsion spring (714) is movably sleeved on the surface of the swinging shaft (711);

the front side of the U-shaped connecting piece (706) is welded with a trigger ring (715), and the inner side of the trigger ring (715) is welded with a latch (716) matched with the swing arm (712).

6. A high-stability pile pressing device for building engineering according to claim 5, wherein: the radius of the trigger ring (715) is equal to the sum of the length of the swing arm (712) and the radius of the rotating plate (709), and the circle center of the trigger ring (715) is on the axis of the linkage shaft (707).

7. A high-stability pile driving device for construction engineering according to claim 1, wherein: the triggering mechanism (7) comprises a transmission sleeve (901), the transmission sleeve (901) is welded on the bottom surface of the top plate (6) and below the pile passing hole (8), and the bottom end of the transmission sleeve (901) is overlapped with the top surface of the transmission ring (307);

the bottom surface of the top plate (6) is fixedly connected with a first limiting ring (902), the first limiting ring (902) is fixedly sleeved in the transmission sleeve (901), a second limiting arc (903) opposite to the first limiting ring (902) is embedded in the top surface of the extrusion plate (309), and the bottom end of the first limiting ring (902) is movably connected with the top end of the second limiting arc (903) through an extrusion spring (904).

8. A high-stability pile driving device for construction engineering according to claim 7, wherein: the diameter of a circle where the four second limiting arcs (903) are located is equal to that of the first limiting ring (902), and the second limiting arcs (903) penetrate through two opposite sides of the extrusion plate (309).