CN214245716U - Oil cylinder variable-amplitude turning type pile driving frame - Google Patents
Oil cylinder variable-amplitude turning type pile driving frame Download PDFInfo
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- CN214245716U CN214245716U CN202022919926.4U CN202022919926U CN214245716U CN 214245716 U CN214245716 U CN 214245716U CN 202022919926 U CN202022919926 U CN 202022919926U CN 214245716 U CN214245716 U CN 214245716U
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Abstract
An oil cylinder variable amplitude overturning type pile driving frame comprises an upright post, an inclined strut, a sliding frame, a variable amplitude oil cylinder, a frame, a pile clamping device and a control mechanism; the sliding groove is arranged on the back of the upright post; the upright post is hinged with the frame; the external pile driving hammer is arranged on the two main chords on the front surface of the upright post; the sliding frame is arranged in the sliding groove on the back of the upright post; the amplitude variation oil cylinder is arranged between the stand and the upright post, the cylinder end of the amplitude variation oil cylinder is hinged with the stand, and the piston rod end of the amplitude variation oil cylinder is hinged with the second hinged support of the upright post; the upper end of the inclined strut is hinged with the sliding frame; the lower end of the inclined strut is hinged with a lower ear seat of the frame; the control mechanism operates the amplitude variation oil cylinder to contract the piston rod, the sliding frame is pulled downwards to move downwards along the sliding groove of the stand column, and the stand column turns forwards around the rack. The utility model discloses hydro-cylinder becomes width of cloth upset type pile driver frame and adapts to portable bridge girder erection machine and carries out the construction of precast pile sinking, and convenient operation and security performance are high, further extend its construction range of application.
Description
Technical Field
The utility model relates to a construction machinery equipment technical field, concretely relates to hydro-cylinder becomes width of cloth upset type pile driver frame is applied to portable bridging machine and carries out the pile foundation construction of overhead bridge.
Background
In recent years, the investment of the country in infrastructure construction has been increasing. The scale of expressways, highways and elevated roads as important traffic engineering is gradually enlarged, and the number of construction for operation is continuously increased. In the prior art, when a bridge engineering construction is involved in the process of constructing a high-speed highway, a high-speed railway and an elevated road, a movable bridge girder erection machine is generally adopted to move and lay a precast beam slab on a finished pile foundation. Therefore, the mechanized level of the construction of the highway and the high-speed railway bridge can be improved, and the overall progress of project construction can be accelerated. Most bridge erecting machines in the market at present are mainly used for laying prefabricated beam plates between finished beam columns and realizing the penetration of bridge floors or road surfaces. The pile foundation of the bridge engineering generally adopts a construction method that a diesel pile hammer or a hydraulic pile hammer is used for hammering and sinking a precast pile to form the pile foundation, so that a pile driving frame, a plurality of large-scale hoisting and lifting equipment and a lightering vehicle are required to be configured in the construction process, the construction engineering cost is greatly increased, and great invariance factors are brought to construction management, equipment management and construction progress. Therefore, the construction of bridge engineering needs a multifunctional bridge girder erection machine, besides the operation function of the bridge girder erection machine, the pile driving frame capable of completing pile sinking construction can be configured, the upright post of the pile driving frame is required to be capable of adapting to forward-turning vertical and backward-tilting laying down operation, the pile sinking construction requirement of a precast pile is met, the construction application range is expanded, the adaptability of the bridge girder erection machine is further improved, the technical performances such as multiple functions, strong adaptability, flexibility and maneuverability are achieved, particularly, when the bridge girder erection is carried out in a natural protection area, a mudflat or an urban construction area, due to high environmental protection requirements or limited space and the condition of erecting construction sidewalk is not provided, a trestle and a concrete slab do not need to be built and laid, the damage to the environment in the construction process is effectively avoided, and the ecological environment is effectively protected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at overcomes the shortcoming that current bridge girder erection machine exists, provides an adaptation bridge girder erection machine carries out precast pile sinking construction, convenient operation and the high hydro-cylinder of security becomes width of cloth upset type pile driver frame, through installing in the inboard removal pile driving operation requirement that reaches of current bridge girder erection machine, further extends the construction range of application of bridge girder erection machine, reaches multi-functionally, strong adaptability, effectively improves construction operating efficiency.
In order to achieve the above purpose, the utility model adopts the following solution:
an oil cylinder variable amplitude overturning type pile driving frame comprises an upright post, an inclined strut, a sliding frame, a variable amplitude oil cylinder, a frame, a pile clamping device and a control mechanism; wherein:
the upright column comprises a plurality of upright column units, a sliding chute positioned on the back surface of the upright column, a first hinging seat, a second hinging seat and a top pulley yoke positioned at the end part of the upright column, wherein each upright column unit comprises four main chords, a plurality of transverse web members and inclined web members positioned on the left, right and back surfaces of the upright column unit, and a transverse rib plate;
the inclined strut comprises an inclined strut arm, an adjusting oil cylinder positioned at the upper end part of the inclined strut arm and a lower end connection fork positioned at the lower end part of the inclined strut arm;
the sliding frame comprises a sliding frame body and a sliding frame lug seat positioned on the outer end surface of the sliding frame body;
the amplitude-variable oil cylinder comprises a cylinder barrel connecting fork and a first piston rod connecting fork;
the frame comprises a frame body, an upper ear seat, a lower ear seat and a middle ear seat;
the pile clamping device comprises a pile clamping seat with an upper shaft seat, a half shaft cover and a lower lug plate, a clamping arm with an arm lug plate, a space ring and a plurality of guide blocks, and a clamping oil cylinder;
the method is characterized in that:
the frame is of a welded structure and is fixedly arranged at the installation position between the two left and right movable arm supports of the external movable bridge girder erection machine; the upper ear seats are positioned at the upper end part of the left side of the frame body, and the two lower ear seats are respectively positioned at the lower bottom part of the right side of the frame body;
the upright post is formed by butting a plurality of upright post units; the upright column unit is a semi-open type truss structure; the four main chords are arranged at four corners of the upright column unit along the vertical direction of the upright column unit; the transverse web members are respectively arranged between the two main chords on the left, right and back sides of the upright post unit at equal intervals; the inclined web members are respectively arranged in a crossed manner in an area formed between the two main chords and the two transverse web members; the transverse rib plates are arranged in the inner cavity of the upright post unit at intervals along the vertical direction of the upright post unit, and the two ends of the transverse rib plates are respectively fixedly welded on transverse web members on the inner sides of the left vertical surface and the back vertical surface of the upright post unit and transverse web members on the inner sides of the right vertical surface and the back vertical surface of the upright post unit; the upper end and the lower end of the four main chords of the upright post unit are respectively provided with an end sealing plate, wherein two end sealing plates are respectively provided with a sealing plate inserting plate, and the other two end sealing plates are respectively provided with a sealing plate lug seat; the upper upright post unit is respectively inserted into the two sealing plate lug seats and the two sealing plate plug plates at the upper end parts of the four main chords of the lower upright post unit through the two sealing plate plug plates and the two sealing plate lug seats at the lower end parts of the four main chords of the upper upright post unit, and the upright post is formed after the upper upright post unit is locked through the pin shaft;
the sliding chute is arranged on the back of the upright column along the vertical direction of the upright column and is fixedly arranged on the back of an upper upright column formed by butting a plurality of upright column units through two long channel steels; the notches of the two long channel steels are opposite and are arranged in parallel;
the sliding frame is arranged in the sliding groove of the upright post; the sliding frame lug seat is arranged on the outer end surface of the sliding frame body along the length direction of the sliding frame body;
the amplitude-variable oil cylinder is arranged between the stand and the upright post; a cylinder barrel connecting fork of the amplitude-variable oil cylinder is connected with a middle lug seat pivot of the rack, and a first piston rod connecting fork of the amplitude-variable oil cylinder is connected with a sliding frame lug seat pivot of a second hinged seat sliding frame on the back of the upright post;
the diagonal brace arms of the diagonal braces are truss structural bodies with rectangular variable cross sections; the upper end of the inclined strut is connected with a carriage lug pivot of the carriage through a fork; the lower end of each inclined strut is provided with two connecting forks which are symmetrically arranged along the lower end part of each inclined strut arm and are respectively arranged behind two lower lug seats at the rear end of the rack and hinged with the rack through a pin shaft;
the stand column is arranged on an upper lug seat of the rack through a first hinge seat on the back of the stand column unit and is hinged with the rack through a pin shaft;
the external pile hammer is arranged on the upper rear parts of the two main chords on the front surface of the upright post unit of the upright post through the guide plates of the pile hammer, is fixedly connected with the external pile hammer after a steel wire rope is led by an external hammer hoist bypasses the top pulley yoke and the rigging, and is lifted and lowered in the inner cavity of the upright post;
the pile clamping devices are two and are respectively arranged at the lower upright post units of the upright posts; pile clamping seats of the pile clamping device are fixedly arranged on the two main chords on the front side of the lower upright unit through screws respectively; the upper shaft seat is provided with a semicircular through hole and symmetrically arranged at the left side and the right side above the front surface of the pile clamping seat along the center of the pile clamping seat; the half shaft cover is provided with a semicircular hole and is fixedly arranged on each upper shaft seat; after the semi-axis cover is fixedly arranged on the upper axis seat, the semi-circular through hole and the semi-circular hole are butted to form an axis seat through hole; the clamping arm is of a U-shaped structure; the guide blocks are respectively arranged at the two extending end heads and the inner cambered surface of the clamping arm; the arm ear plate is vertically arranged at the center of the bottom of the clamping arm; the spacing rings are respectively and symmetrically arranged on the outer rings at the bottoms of the clamping arms; the clamping arm is arranged in semicircular through holes of two upper shaft seats of the pile clamping seat through the outer ring at the bottom, the two space rings are respectively positioned at the outer sides of the two upper shaft seats of the pile clamping seat, and the upper shaft seats are respectively and fixedly arranged on the half shaft cover; a cylinder barrel ear seat of the clamping cylinder is hinged with a lower ear plate of the pile clamping seat, and a second piston rod connecting fork of the clamping cylinder is hinged with an arm ear plate of the clamping arm;
the control mechanism operates the amplitude cylinder to contract the piston rod, the piston rod of the amplitude cylinder is connected with the fork to pull the sliding frame downwards, so that the sliding frame slides downwards along the sliding groove on the back surface of the upright post, the upright post turns forwards around the upper lug seat of the rack, the lower end connection fork of the inclined strut rotates around the lower lug seat of the rack along with the downward movement of the sliding frame, and the upper end of the inclined strut is connected with the fork boosting sliding frame and supports the upright post all the time; when the upright post is completely in a vertical state, the oil cylinder variable amplitude turning type pile driving frame enters a standby working state.
The utility model discloses can, the fit clearance between the breach of two relative elongated slot steels of the spout of balladeur train and stand is 1.0-2.0 mm.
The utility model discloses can also be, the front and back straightness that hangs down of stand is adjusted by become width of cloth hydro-cylinder, and its left and right sides straightness that hangs down is adjusted by the operating mechanism of outside portable bridge girder erection machine.
The utility model discloses can also be, the upper end and the lower extreme of spout all are equipped with the stopper.
The utility model discloses can also be, two tip all are equipped with the antifriction plate combination including two first abrasion pads and a second abrasion pad about the balladeur train, and they all adopt nodular cast iron material preparation.
The utility model discloses can also be, change its characterized in that become the variable amplitude cylinder and be telescopic pneumatic cylinder.
Drawings
The oil cylinder variable-amplitude turning type pile driving frame of the utility model is further described with the following figures and embodiments:
fig. 1 is a schematic structural view of the variable-amplitude turning type pile driving frame of the oil cylinder of the present invention in a horizontal position;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the utility model when the central pillar is turned forward to a vertical state;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a right side view of FIG. 3;
FIG. 6 is a bottom view of FIG. 3;
fig. 7 is a schematic structural view of the center pillar unit of the present invention;
FIG. 8 is a left side view of FIG. 7;
FIG. 9 is a right side view of FIG. 7;
FIG. 10 is a top view of FIG. 7;
FIG. 11 is a bottom view of FIG. 7;
FIG. 12 is an enlarged view of portion A of FIG. 4;
FIG. 13 is a top view of FIG. 12;
FIG. 14 is a left side elevational view in partial section of FIG. 12;
fig. 15 is a schematic structural view illustrating that the clamping arm of the pile clamping device of the present invention is turned upwards;
FIG. 16 is a top view of FIG. 15;
FIG. 17 is a left side elevational view in partial section of FIG. 15;
fig. 18 is a partial sectional view taken along line a-a in fig. 16.
Detailed Description
As shown in fig. 1-18, an oil cylinder amplitude-variable overturning type pile driving frame comprises an upright post 1, an inclined strut 2, a sliding frame 3, an amplitude-variable oil cylinder 4, a frame 6, a pile clamping device 7 and a control mechanism; the upright post 1 comprises a plurality of upright post units 10, a sliding chute 12 positioned on the back surface of the upright post, a first hinged seat 13, a second hinged seat 15 and a top pulley yoke 14 positioned at the end part of the upright post, wherein each upright post unit 10 comprises four main chords 101, a plurality of cross web members 102 and diagonal web members 103 positioned on the left, right and back surfaces of the main chords, and a cross rib plate 104; the inclined strut 2 comprises an inclined strut arm 20, an upper end connection fork 21 positioned at the upper end part of the inclined strut arm and a lower end connection fork 22 positioned at the lower end part of the inclined strut arm; the sliding frame 3 comprises a sliding frame body 30 and a sliding frame lug seat 31 positioned on the outer end surface of the sliding frame body; the amplitude variation oil cylinder 4 comprises a cylinder barrel joint fork 42 and a first piston rod joint fork 43; the frame 6 comprises a frame body 60, an upper ear seat 63 and a lower ear seat 62; the pile clamping device 7 comprises a pile clamping seat 70 with an upper shaft seat 701, a half shaft cover 702 and a lower lug plate 703, a clamping arm 71 with an arm lug plate 711, a spacing ring 714 and a plurality of guide blocks 713, and a clamping oil cylinder 72; wherein:
the frame 6 is of a welded structure and is fixedly arranged at the installation position between two left-right moving arm supports of an external movable bridge girder erection machine; the upper ear seats 63 are located at the left upper end of the frame body 60, and the lower ear seats 62 are two and located at the right lower bottom of the frame body 60 respectively.
The upright column 1 is formed by butting a plurality of upright column units 10; the upright column unit 10 is a semi-open type truss structure; the four main chords 101 are arranged at four corners of the column unit 10 in the vertical direction thereof; the cross web members 102 are respectively arranged between the two main chords 101 on the left, right and back of the upright unit 10 at equal intervals; the diagonal web members 103 are respectively arranged in a crossed manner in the area formed between the two main chords 101 and the two transverse web members 102; the transverse rib plates 104 are arranged in the inner cavity of the upright unit 10 at intervals along the vertical direction of the upright unit, and the two ends of the transverse rib plates are respectively fixedly welded on the transverse web members 102 on the inner sides of the left vertical surface and the back vertical surface of the upright unit 10 and the transverse web members 102 on the inner sides of the right vertical surface and the back vertical surface; end sealing plates 1011 are respectively arranged at the upper end part and the lower end part of the four main chords 101 of the upright post unit 10, wherein two end sealing plates 1011 are respectively provided with a sealing plate inserting plate 1012, and the other two end sealing plates 1011 are respectively provided with a sealing plate ear seat 1013; the upper column unit 10 is inserted into the two plate lugs 1013 and the plate plug 1012 at the upper ends of the four main chords 101 of the lower column unit 10 through the two plate plug 1012 and the two plate lugs 1013 at the lower ends of the four main chords 101, and locked by the pins to form the column 1.
The chute 12 is arranged on the back of the upright column 1 along the vertical direction of the upright column, and is fixedly arranged on the back of the upper upright column 1 formed by butting a plurality of upright column units 10 through two long channel steel 121; the notches of the two long channel steels 121 are arranged oppositely and in parallel. The upper end and the lower end of the chute 12 are both provided with limiting blocks. Therefore, the sliding frame can be effectively prevented from being connected with the upright chute of the variable-amplitude turning type pile driving frame in the contraction and jacking processes of the variable-amplitude oil cylinder in series, equipment safety accidents are avoided, and the stable, safe and reliable operation of the pile driving frame is ensured.
The sliding frame 3 is arranged in the sliding groove 12; the carriage lug 31 is provided on the outer end surface of the carriage body 30 in the longitudinal direction thereof. The fit clearance between the sliding frame 3 and the notches of the two opposite long groove steels 121 of the sliding groove 12 of the upright post 1 is 1.0-2.0 mm. The left end and the right end of the sliding frame 3 are respectively provided with a wear-resisting plate combination 33 which comprises two first wear-resisting pads 331 and one second wear-resisting pad 332 and are made of nodular cast iron. The nodular cast iron material has a good self-lubricating effect, so that the sliding of the sliding frame in the sliding groove is effectively ensured; in addition, when the wear-resistant base plate exceeds the wear limit requirement, the sliding frame can be conveniently detached and replaced, the running of the sliding frame is ensured to meet the technical requirement, and the upright post combination of the pile driving frame is ensured to be forwardly turned, vertically lifted and backwardly laid down.
The amplitude variation oil cylinder 4 is arranged between the frame 6 and the upright post 1; the cylinder tube connecting fork 42 of the amplitude variation oil cylinder 4 is pivotally connected with the middle ear seat 61 of the frame 6, and the first piston rod connecting fork 43 of the amplitude variation oil cylinder 4 is pivotally connected with the second hinged seat 15 on the back of the upright post 1. The amplitude variation oil cylinder 4 is a telescopic hydraulic cylinder. Therefore, the bearing capacity of the amplitude-variable oil cylinder is effectively improved, the forward-turning vertical and backward-leaning laying speed of the upright column is increased, and the operation efficiency is further improved.
The inclined strut arm 20 of the inclined strut 2 is a rectangular variable-section truss structure; the upper end fork 21 of the inclined strut 2 is pivotally connected with the carriage ear seat 31 of the carriage 3; the lower end of the inclined strut 2 is connected with two forks 22 symmetrically arranged along the lower end of the inclined strut arm 20, and the two forks are respectively arranged on two lower lug seats 62 at the rear end of the frame 6 and are hinged with the frame 6 through a pin shaft.
The upright column 1 is hinged with the frame 6 through a pin shaft after being arranged on an upper ear seat 63 of the frame 6 through a first hinge seat 13 on the back of the upright column unit 10. Therefore, the operation that the upright post is turned forwards, erected and put down backwards around the stand can be met, and the technical performance requirement of the pile driving frame is met.
The pile hammer from the outside is arranged on the upper rear parts of two main chords 101 of the front surface of the upright unit 10 of the upright 1 through guide plates of the pile hammer, is positioned in the inner cavity of the upright 1, is firmly connected after a steel wire rope led out by an external main hoisting mechanism bypasses a top pulley frame 14 and a rigging, and is lifted and lowered in the inner cavity of the upright 1.
The two pile clamping devices 7 are respectively arranged at the lower upright unit 10 of the upright 1; the pile clamping seats 70 of the pile clamping device 7 are respectively and fixedly arranged on two main chords 101 on the front surface of the lower upright unit 10 through screws; the upper shaft seat 701 is provided with a semicircular through hole 7011 which is symmetrically arranged at the left side and the right side above the front surface of the pile clamping seat 70 along the center of the pile clamping seat; the half-axle cover 702 is provided with a half-axle hole 7021 and is fixedly arranged on each upper axle seat 701; after the half-shaft cover 702 is fixedly arranged on the upper shaft seat 701, the semi-circular through hole 7011 and the semi-circular hole 7021 are butted to form a shaft seat through hole 704; the clamping arm 71 is of a U-shaped structure; the guide blocks 713 are respectively arranged at the two extending end heads and the inner cambered surfaces of the clamping arm 71; the arm lug 711 is vertically disposed at the center of the bottom of the clamp arm 71; the spacing rings 714 are respectively and symmetrically arranged on the bottom outer ring 712 of the clamping arm 71; the clamping arm 71 is arranged in semicircular through holes 7011 of two upper shaft seats 701 of the pile clamping seat 70 through a bottom outer ring 712, the two spacing rings 714 are respectively positioned at the outer sides of the two upper shaft seats 701 of the pile clamping seat 70, and the upper shaft seats 701 are respectively and fixedly arranged on a half shaft cover 702; a cylinder barrel ear seat 721 of the clamping oil cylinder 72 is hinged with a lower ear plate 703 of the pile clamping seat 70, and a second piston rod fork of the clamping oil cylinder is hinged with an arm ear plate 711 of the clamping arm 71; the clamping arm 71 rotates in the shaft seat through hole 704 by means of contraction and extension of the clamping oil cylinder 72, and the upward turning and the downward turning of the clamping arm 71 are realized. When the pile clamping device 7 is put down, the head of the clamping arm 71 and the plurality of guide blocks 713 arranged on the inner side are supported on the outer circumferential surface of the precast pile, so that the precast pile can be conveniently hammered and sunk for guiding.
When the clamping oil cylinder 72 is operated to contract the piston rod, the second piston rod connection fork pulls the arm lug plate 711 of the clamping arm 71, so that the clamping arm 71 is turned upwards, the precast pile conveniently enters the inner cavity of the lower upright unit 10 of the upright 1, and the precast pile is hoisted and positioned. When the upright column 1 is completely turned forward and erected and the diesel hammer starts pile sinking operation, and the clamping oil cylinder 72 is operated to extend the piston rod, the second piston rod fork pushes the arm lug plate 711 of the clamping arm 71 to put the clamping arm 71 down, so that the plurality of guide blocks 713 positioned at two extending end parts and the inner arc surface of the clamping arm 71 are supported on the outer circumferential surface of the precast pile, so that the precast pile is guided and supported all the time in the pile sinking process of the diesel hammer, and the pile sinking construction quality is ensured.
The control mechanism operates the amplitude cylinder 4 to contract the piston rod, the first piston rod connection fork 43 of the amplitude cylinder pulls the carriage 3 downwards to enable the carriage 3 to slide downwards along the sliding groove 12 on the back surface of the upright post 1, the upright post 1 turns forwards around an upper lug seat 63 of the rack 6, the lower end connection fork 22 of the inclined strut 2 rotates around a lower lug seat 62 of the rack 6 in the process that the carriage 3 moves downwards, and the upper end connection fork 21 of the inclined strut 2 assists the carriage 3 and supports the upright post 1 all the time; when the upright post 1 is completely in a vertical state, the oil cylinder variable amplitude overturning type pile driving frame enters a standby working state.
The front and back verticality of the upright post 1 is adjusted by a luffing cylinder 4, and the left and right verticality is adjusted by an operating mechanism of an external movable bridge girder erection machine. Therefore, the upright post 1 can realize the operation functions of forward tilting/backward tilting and left tilting/right tilting, and the construction operation of the oil cylinder variable amplitude overturning type pile driving frame for the inclined precast pile is met, so that the operation performance of the pile driver is further improved.
The utility model discloses hydro-cylinder becomes width of cloth upset type pile driver frame reaches the removal pile operation requirement through installing in current bridging machine inboard, through control change width of cloth hydro-cylinder make the stand that is located the pile driver frame front end turn over before vertical and the operation of putting down of pitching backward, the portable bridging machine of adaptation carries out the construction of precast pile sinking, in the nature protection zone, the mud flat or city are built the district and are carried out the bridge and erect the realization pile foundation and execute to beat, the integrative operation that bent cap and case roof beam erect, extend the construction range of application of portable bridging machine, reach multi-functionally, strong adaptability, effectively improve construction operating efficiency.
Claims (6)
1. An oil cylinder variable amplitude overturning type pile driving frame comprises an upright post (1), an inclined strut (2), a sliding frame (3), a variable amplitude oil cylinder (4), a frame (6), a pile clamping device (7) and a control mechanism; wherein:
the upright post (1) comprises a plurality of upright post units (10), a sliding chute (12) positioned on the back surface of the upright post, a first hinged seat (13), a second hinged seat (15) and a top pulley yoke (14) positioned at the end part of the upright post, wherein each upright post unit (10) comprises four main chords (101), a plurality of transverse web members (102) and inclined web members (103) positioned on the left, right and back surfaces of the upright post unit, and transverse rib plates (104);
the inclined strut (2) comprises an inclined strut arm (20), an upper end connection fork (21) positioned at the upper end part of the inclined strut arm and a lower end connection fork (22) positioned at the lower end part of the inclined strut arm;
the sliding frame (3) comprises a sliding frame body (30) and a sliding frame lug seat (31) positioned on the outer end surface of the sliding frame body;
the amplitude-variable oil cylinder (4) comprises a cylinder barrel joint fork (42) and a first piston rod joint fork (43);
the frame (6) comprises a frame body (60), an upper ear seat (63), a lower ear seat (62) and a middle ear seat (61);
the pile clamping device (7) comprises a pile clamping seat (70) with an upper shaft seat (701), a half shaft cover (702) and a lower lug plate (703), a clamping arm (71) with an arm lug plate (711), a space ring (714) and a plurality of guide blocks (713), and a clamping oil cylinder (72);
the method is characterized in that:
the frame (6) is of a welded structure and is fixedly arranged at the installation position between two left-right moving arm supports of an external movable bridge girder erection machine; the upper ear seats (63) are positioned at the upper end part of the left side of the frame body (60), and the number of the lower ear seats (62) is two and are respectively positioned at the lower bottom of the right side of the frame body (60);
the upright post (1) is formed by butting a plurality of upright post units (10); the upright column unit (10) is a semi-open type truss structure; the four main chords (101) are arranged at four corners of the upright column unit (10) along the vertical direction of the upright column unit; the transverse web members (102) are respectively arranged between the two main chords (101) on the left, right and back of the upright column unit (10) at equal intervals; the inclined web members (103) are respectively arranged in a crossed manner in an area formed between the two main chords (101) and the two transverse web members (102); the transverse rib plates (104) are arranged in the inner cavity of the upright post unit (10) at intervals along the vertical direction of the upright post unit, and the two ends of the transverse rib plates are fixedly welded to transverse web members (102) on the inner sides of the left vertical surface and the back vertical surface of the upright post unit (10) and transverse web members (102) on the inner sides of the right vertical surface and the back vertical surface of the upright post unit; the upper end and the lower end of four main chords (101) of the upright post unit (10) are respectively provided with an end sealing plate (1011), wherein two end sealing plates (1011) are respectively provided with a sealing plate inserting plate (1012), and the other two end sealing plates (1011) are respectively provided with a sealing plate lug seat (1013); the upright post unit (10) at the upper part is respectively inserted into the two sealing plate lug seats (1013) and the sealing plate inserting plate (1012) at the upper end parts of the four main chords (101) of the upright post unit (10) at the lower part through the two sealing plate inserting plates (1012) and the two sealing plate lug seats (1013) at the lower end parts of the four main chords (101) of the upright post unit (10) at the lower part, and the upright post (1) is formed after the upright post unit is locked through a pin shaft;
the sliding chute (12) is arranged on the back of the upright column (1) along the vertical direction of the upright column and is fixedly arranged on the back of the upper upright column (1) formed by butting a plurality of upright column units (10) through two long channel steel (121); the notches of the two long channel steels (121) are opposite and are arranged in parallel;
the sliding frame (3) is arranged in a sliding groove (12) of the upright post (1); the sliding frame lug seat (31) is arranged on the outer end surface of the sliding frame body (30) along the length direction of the sliding frame body;
the amplitude-variable oil cylinder (4) is arranged between the rack (6) and the upright post (1); a cylinder barrel connecting fork (42) of the amplitude-variable oil cylinder (4) is in pivot connection with a middle ear seat (61) of the frame (6), and a first piston rod connecting fork (43) of the amplitude-variable oil cylinder (4) is in pivot connection with a second hinge seat (15) on the back of the upright post (1);
the diagonal brace arm (20) of the diagonal brace (2) is a rectangular truss structure body with a variable cross section; the upper end of the inclined strut (2) is connected with a carriage ear seat (31) of the carriage (3) through a pivot shaft by a fork (21); the lower end connecting forks (22) of the inclined strut (2) are two and are symmetrically arranged along the lower end part of the inclined strut arm (20), and the two connecting forks are respectively arranged on two lower ear seats (62) at the rear end of the rack (6) and are hinged with the rack (6) through a pin shaft;
the upright post (1) is arranged on an upper ear seat (63) of the rack (6) through a first hinge seat (13) on the back of the upright post unit (10) and then is hinged with the rack (6) through a pin shaft;
the external pile driving hammer is placed on the upper and rear parts of two main chords (101) on the front surface of a vertical column unit (10) of the vertical column (1) through guide plates of the pile driving hammer, is positioned in the inner cavity of the vertical column (1), is fixedly connected after a steel wire rope is led by an external hammer hoist to bypass a top pulley yoke (14) and a rigging, and is lifted and lowered in the inner cavity of the vertical column (1);
the two pile clamping devices (7) are respectively arranged at the lower upright post unit (10) of the upright post (1); the pile clamping seats (70) of the pile clamping device (7) are fixedly arranged on two main chords (101) on the front surface of the lower upright unit (10) through screws respectively; the upper shaft seat (701) is provided with a semicircular through hole (7011) which is symmetrically arranged at the left side and the right side above the front surface of the pile clamping seat (70) along the center of the pile clamping seat; the semi-axis cover (702) is provided with a semi-circular hole (7021) and is fixedly arranged on each upper axis seat (701); after the semi-shaft cover (702) is fixedly arranged on the upper shaft seat (701), the semi-circular through hole (7011) and the semi-circular hole (7021) are butted to form a shaft seat through hole (704); the clamping arm (71) is of a U-shaped structure; the guide blocks (713) are respectively arranged at the two extending end heads and the inner cambered surface of the clamping arm (71); the arm ear plate (711) is vertically arranged at the center of the bottom of the clamping arm (71); the spacing rings (714) are respectively and symmetrically arranged on the bottom outer ring (712) of the clamping arm (71); the clamping arm (71) is arranged in semicircular through holes (7011) of two upper shaft seats (701) of the pile clamping seat (70) through a bottom outer ring (712), the two spacing rings (714) are respectively positioned at the outer sides of the two upper shaft seats (701) of the pile clamping seat (70), and the upper shaft seats (701) are respectively and fixedly arranged on a semi-shaft cover (702); the cylinder barrel ear seat (721) of the clamping oil cylinder (72) is hinged with the lower ear plate (703) of the pile clamping seat (70), and the second piston rod fork of the clamping oil cylinder is hinged with the arm ear plate (711) of the clamping arm (71).
2. The oil cylinder amplitude-variable overturning type pile driving frame as claimed in claim 1, wherein the fit clearance between the carriage (3) and the notches of two opposite long channel steels (121) of the chute (12) of the upright column (1) is 1.0-2.0 mm.
3. The oil cylinder amplitude-variable overturning type pile driving frame as claimed in claim 1, wherein the front-back verticality of the upright post (1) is adjusted by an amplitude-variable oil cylinder (4), and the left-right verticality of the upright post is adjusted by an operating mechanism of an external movable bridge girder erection machine.
4. The oil cylinder variable amplitude overturning type pile driving frame as recited in claim 1, wherein the upper end and the lower end of the chute (12) are provided with limiting blocks.
5. The oil cylinder amplitude-variable turnover type pile driving frame as claimed in claim 1, wherein the left end and the right end of the carriage (3) are respectively provided with a wear plate combination (33) comprising two first wear pads (331) and a second wear pad (332), and the wear plates are made of nodular cast iron.
6. The oil cylinder amplitude-variable overturning type pile driving frame as claimed in claim 1, wherein the amplitude-variable oil cylinder (4) is a telescopic hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022919926.4U CN214245716U (en) | 2020-12-08 | 2020-12-08 | Oil cylinder variable-amplitude turning type pile driving frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022919926.4U CN214245716U (en) | 2020-12-08 | 2020-12-08 | Oil cylinder variable-amplitude turning type pile driving frame |
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| Publication Number | Publication Date |
|---|---|
| CN214245716U true CN214245716U (en) | 2021-09-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459062A (en) * | 2020-12-08 | 2021-03-09 | 上海工程机械厂有限公司 | Oil cylinder variable-amplitude turning type pile driving frame |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459062A (en) * | 2020-12-08 | 2021-03-09 | 上海工程机械厂有限公司 | Oil cylinder variable-amplitude turning type pile driving frame |
| CN112459062B (en) * | 2020-12-08 | 2024-09-10 | 上海工程机械厂有限公司 | Oil cylinder amplitude-variable turnover pile driving frame |
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