Disclosure of Invention
In order to solve the problems, the invention provides high-strain pile measuring equipment which can solve the problems that a heavy hammer falls down and is eccentrically hammered due to the lifting of the heavy hammer and the pile measuring equipment is inconvenient to transfer.
According to the technical scheme, the high-strain pile measuring device comprises a base, a guide frame, a self-releasing clamp and a heavy hammer, wherein the base is used for driving the guide frame to move, the heavy hammer is suspended inside the guide frame through the self-releasing clamp, the self-releasing clamp is connected to a bearing fixed beam of the guide frame in a lifting mode through an automatic bolt device, a sliding rail is arranged on the inner side of the guide frame and is in sliding fit with a sliding groove of the heavy hammer, and the heavy hammer is opposite to a pile measuring hole of the base during testing.
Preferably, the self-releasing clamp comprises a lifting beam, a boom and a hanging clamp, the hanging clamp is used for grabbing the heavy hammer, the bottom end of the boom is connected with a hinge point of the hanging clamp, the top end of the boom penetrates through the lifting beam, the lifting beam is arranged on the guide frame in a lifting manner, and the lifting beam is lifted to open and close the hanging clamp.
Preferably, both sides of the guide frame are provided with lifting chutes, both ends of the lifting beam extend into the two lifting chutes respectively, both sides of the lifting beam are in sliding fit with the lifting chutes through end pulley seats respectively, both sides of the guide frame are provided with vertical upward jacking cylinders, the two jacking cylinders are symmetrically supported at both ends of the lifting beam respectively, and the lifting beam is driven by the jacking cylinders to slide along the groove directions of the lifting chutes.
Preferably, the bearing fixed cross beam is arranged at the top of the guide frame, the suspension arm is provided with at least two fixed holes which are vertically arranged, the bearing fixed cross beam is provided with jacks, the automatic bolt device is inserted into the bolts of the jacks in a movable manner, the bolts are connected with telescopic rods through connecting plates, and the telescopic rods are used for driving the bolts to stretch into or withdraw from the fixed holes.
Preferably, the weight includes an upper weight and a lower weight, the upper weight and the lower weight are detachably connected, and the sliding grooves are disposed on the side surfaces of the upper weight and the lower weight.
Preferably, the leading truck includes fixed bolster and upset leading truck, fixed bolster fixed mounting in on the base, the upset leading truck pass through the mount pad hinge and connect on the base, the upset leading truck perpendicular to during the base, fixed bolster supports upset leading truck one side bottom.
Preferably, both sides of the turning guide frame are connected with turning hydraulic cylinders, and the tail ends of the two turning hydraulic cylinders are hinged to the side wall of the base.
Preferably, both sides of the overturning guide frame and the fixed support frame are connected with steel wire ropes.
Preferably, the base includes an upper moving seat and a lower moving seat which are connected in a sliding manner, the two sides of the upper moving seat are connected with lifting support arms, the bottom of the lower moving seat is connected with a ground cushion beam in a sliding manner, and the relative displacement direction of the lower moving seat and the ground cushion beam is perpendicular to the relative displacement direction of the upper moving seat and the lower moving seat.
Preferably, the lift support arm includes flexible arm, the end-to-end connection of flexible arm has the lifing arm, flexible arm includes that retractable sets up go up the flexible roof beam of moving seat both sides and install go up flexible push rod on the moving seat, flexible push rod's push rod end is connected flexible roof beam.
Compared with the prior art, the invention has the following beneficial effects:
when the high-strain pile measuring equipment is used, the guide frame can be driven to move through the foundation base, so that the high-strain pile measuring equipment is driven to be transferred to a next transfer point, the ultra-large automobile is not required to be hung for transfer, the adaptability to a site is stronger, and the transfer cost can be reduced; in addition, the slide rail is arranged on the inner side of the guide frame, and the heavy hammer can ascend and descend through the matching of the slide rail and the slide groove, so that the heavy hammer can be prevented from deviating in the ascending and descending processes, and the problem of eccentric hammering caused by the falling of the heavy hammer due to the ascending and descending of the heavy hammer is solved.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 6, the invention provides a high-strain pile measuring device, which includes a base 1, a guide frame 2, a self-releasing clamp 3 and a heavy hammer 4, wherein the guide frame 2 is fixedly connected to the upper end of the base 1, the base 1 is used for driving the guide frame 2 to move, the heavy hammer 4 is suspended inside the guide frame 2 through the self-releasing clamp 3, the self-releasing clamp 3 is connected to a bearing fixed beam 20 of the guide frame 2 in a lifting manner through an automatic bolt device 34, a slide rail 29 is arranged on the inner side of the guide frame 2, and the slide rail 29 is in sliding fit with a slide groove 43 of the heavy hammer 4. During testing, the automatic pin device 34 fixes the self-releasing clamp 3 at a proper height, the self-releasing clamp 3 grabs the heavy hammer 4, the heavy hammer 4 is over against the pile measuring hole 10 of the foundation base 1, the pile measuring hole 10 is aligned with the pile center of the foundation pile to be tested, when the self-releasing clamp 3 releases the heavy hammer 4, the heavy hammer 4 falls down along the slide rail 29 to accurately impact the pile center of the foundation pile, and after the testing is completed, the foundation base 1 can drive the guide frame 2 to be away from the foundation pile or move to the next detection point.
In the present embodiment, the self-releasing clamp 3 includes a lifting beam 31, a boom 32, and a clamp 33, and the clamp 33 is used for grasping the weight 4. In more detail, the hanging tong 33 includes a first clamping arm 332 and a second clamping arm 333 which are hinged in a cross manner, the first clamping arm 332 and the second clamping arm 333 are hinged with a first connecting rod 334 and a second connecting rod 335 respectively, and the ends of the first connecting rod 334 and the second connecting rod 335 are hinged on the connecting rod mounting seats 311 on both sides of the lifting beam 31. The tail ends of the first clamping arm 332 and the second clamping arm 333 are bent to form a clamp structure which is closed to each other, the first clamping arm 332 and the second clamping arm 333 can rotate relatively to realize the opening and closing of the hanging clamp 33, the first clamping arm 332 and the first connecting rod 334, the second clamping arm 332 and the second connecting rod 335 can rotate relatively, and the first connecting rod 334 and the second connecting rod 335 can rotate around the connecting rod mounting base 331. The bottom end of the boom 32 is connected to a hinge point 331 of the first clamping arm 332 and the second clamping arm 333, the top end of the boom 32 passes through a limiting hole of the lifting beam 31 and is connected to the load-bearing fixed beam 20 through an automatic pin device 34, the lifting beam 31 is installed on the guide frame 2 in a lifting manner, and the lifting beam 31 is lifted to realize opening and closing of the hanging tongs 33. In this application, leading truck 2 is the four sides around "return" style of calligraphy steel frame structure, can ensure that the structural stability of leading truck 2 is high, bearing fixed cross beam 20 fixed connection is at the top middle part of leading truck 2, the both sides of leading truck 2 all are equipped with lift spout 22, two are extended into respectively at the both ends of jack-up crossbeam 31 lift spout 22. The two sides of the lifting beam 31 are respectively connected with an end pulley seat 36, and are in sliding fit with the lifting chute 22 through the end pulley seats 36, the two sides of the guide frame 2 are respectively provided with a vertically upward jacking cylinder 35, the two jacking cylinders 35 are respectively and symmetrically supported at the two ends of the lifting beam 31, and the lifting beam 31 can be driven to slide along the groove direction of the lifting chute 22 through the jacking cylinders 35.
When the automatic pin device 34 fixes the boom 32, the lifting beam 31 can be driven to lift by the extension and contraction of the push rod of the jacking cylinder 35, so as to change the included angles between the first clamping arm 332 and the first connecting rod 334, and between the second clamping arm 332 and the second connecting rod 335, so that the first clamping arm 332 and the second clamping arm 333 can rotate relatively, thereby controlling the opening or closing of the lifting clamp 33, and facilitating the clamping or releasing of the weight 4.
More in detail, be equipped with the vertical spacing through-hole that passes through of confession davit 32 on the bearing fixed cross beam 20, be equipped with on the davit 32 and be no less than two fixed orificess 321 that are vertical range, just the front side of fixed orificess 321 be equipped with jack 201 on the bearing fixed cross beam 20, automatic bolt device 34 is established including the activity is inserted the bolt 341 of jack 201, bolt 341 be used for with arbitrary the fixed orificess 321 combines, in order to realize fixing davit 32, bolt 341 is connected with telescopic link 343 through connecting plate 342, cylinder, hydro-cylinder or electric putter can be selected to telescopic link 343, and this application is preferred is the hydro-cylinder, telescopic link 343 is used for driving bolt 341 stretches into or withdraws from fixed orificess 321. The bolt 341 is controlled by the telescopic rod 343 to be combined with the fixing holes 321 with different heights, so that the suspension arm 32 can be controlled at different heights, the height of the hanging tongs 33 can be changed, the falling height of the hanging hammer 4 can be adjusted, and the test requirements of various foundation piles can be met.
In addition, the weight 4 includes an upper weight 41 and a lower weight 42, the upper weight 41 and the lower weight 42 are detachably connected by bolts, the lower weight 42 can be set to have different weights, the change of the overall weight of the weight 4 can be realized by replacing the lower weight 42 with the upper weight 41, the applicability of the weight 4 can be improved, the transportation is facilitated, and the cost of the equipment is reduced, a lifting lug for facilitating the grabbing by the self-releasing clamp 3 is arranged at the top end of the upper weight 41, the sliding grooves 43 are arranged on the side surfaces of the upper weight 41 and the lower weight 42, the sliding grooves 43 are adapted to the sliding rails 29, and the ends of the sliding rails 29 extend to the pile measuring holes 10.
In this embodiment, leading truck 2 includes fix the support frame 21 and upset leading truck 22, fix the support frame 21 fixed mounting in on the base 1, upset leading truck 22 articulates through mount pad 23 on the base 1, upset leading truck 4 is L shape structure, upset leading truck 22 perpendicular to during the base 1, fix the support frame 21 and support upset leading truck 22 one side bottom. Be equipped with on the upset leading truck 22 and connect sub-seat 221, connect sub-seat 221 and be equipped with 1 at least, set up the upset leading truck 22 with the fixed bolster 21 junction, be equipped with on the fixed bolster 21 with connect sub-seat 221 matched with and connect female seat 211, connect sub-seat 221 and be connected female seat 211 and pass through the locking shaft 25 locking.
Work as upset leading truck 22 upset and bearing are in during the fix support frame 21 top, connect the son seat 221 and connect female seat 211 cooperation, the one end of locking axle 25 is connected with pneumatic cylinder 27 through connector 26, pneumatic cylinder 27 is the hydro-cylinder, pneumatic cylinder 27 passes through the fixing base to be installed connect one side of female seat 211, the push rod extension of pneumatic cylinder 27 can promote locking axle 25 inserts connect son seat 221 and the connecting hole of being connected female seat 211, realize locking connect son seat 221 and be connected female seat 211.
In order to improve the turning stability of the turning guide frame 22, turning hydraulic cylinders 24 are connected to two sides of the turning guide frame 22, and the tail ends of the two turning hydraulic cylinders 24 are hinged to the side wall of the base 1. The two ends of the turning hydraulic cylinder 24 are respectively connected with the turning guide frame 22 and the base 1 through hydraulic cylinder mounting seats, the turning hydraulic cylinder 24 can rotate relative to the base 1, when the turning guide frame 22 turns to the base 1 side, the turning hydraulic cylinder 24 can turn synchronously along with the turning of the turning guide frame 22, and a push rod of the turning hydraulic cylinder 24 is contracted in the turning process; when the turning guide frame 22 turns towards the fixed support frame 21, the turning hydraulic cylinder 24 can turn synchronously along with the turning of the turning guide frame 22, and in the turning process, a push rod of the turning hydraulic cylinder 24 extends to apply thrust from two sides of the turning guide frame 24, so that the turning guide frame 24 can be turned stably. In the present embodiment, the tilt cylinder 24 is preferably a cylinder.
In addition, as a preferable scheme of this embodiment, the two sides of the turning guide frame 22 and the fixed support frame 21 are both connected with a steel wire rope 28, when the turning guide frame 22 is turned away from the fixed support frame 21, the fixed support frame 2 tensions the turning guide frame 22 through the steel wire rope 28, and the two turning hydraulic cylinders 24 are supported on the two sides of the turning guide frame 22, so as to prevent the turning guide frame 22 from crushing the base 1.
In more detail, the base 1 includes an upper movable base 11 and a lower movable base 12 which are slidably connected, two sides of the upper movable base 11 are connected with a lifting support arm 13, the bottom of the lower movable base 12 is slidably connected with a ground cushion beam 14, and the relative displacement direction of the lower movable base 12 and the ground cushion beam 14 is perpendicular to the relative displacement direction of the upper movable base 11 and the lower movable base 12. The upper moving seat 11 and the lower moving seat 12, and the lower moving seat 12 and the ground cushion beam 14 are connected through a limiting guide block 15, the upper moving seat 11 and the lower moving seat 12 are of a frame structure with a hollow interior, and the front end and the rear end of the lower moving seat 12 are connected with the ground cushion beam 14. The limiting guide block 15 can be of an L-shaped plate structure, a [ -shaped plate structure or an E-shaped plate structure, is connected to the inner side and the outer side of the upper moving seat 11 and the lower moving seat 12, and the lower moving seat 12 and the ground cushion beam 14, and the upper moving seat 11 and the lower moving seat 12 are also connected with a Y-axis automatic push rod 17, the lower moving seat 12 and the ground cushion beam 14 are also connected with an X-axis automatic push rod 16, and under the action force of the X-axis automatic push rod 16, the ground cushion beam 14 and the lower moving seat 12 can realize automatic relative sliding; under the action force of the Y-axis automatic push rod 17, the upper moving seat 11 and the lower moving seat 12 can realize automatic relative sliding.
The lifting support arm 13 includes a telescopic arm 131, the end of the telescopic arm 131 is connected with a lifting arm 132, the lifting arm 132 is an oil cylinder vertically arranged downwards, the bottom of the lifting arm 132 can be connected with a cushion block, the telescopic arm 131 includes telescopic beams 1311 telescopically arranged at two sides of the upper moving seat 11 and a telescopic push rod 1312 installed on the upper moving seat 11, the push rod end of the telescopic push rod 1312 is connected with the telescopic beams 1311, the telescopic push rod 1312 can select an air cylinder, an oil cylinder or a telescopic push rod, and the oil cylinder is preferred in this embodiment. The telescopic push rod 1312 is used for controlling the telescopic beam 1311 to be telescopic, and the distance between the lifting support arm 13 and the lower moving seat 12 can be adjusted through the telescopic beam 1311, so that the pile measuring equipment can meet the requirement of engineering pile bearing capacity detection of foundation pits with different sizes.
When the self-displacement universal platform for high-strain pile measurement moves rightwards, the lifting arm 132 contracts upwards to enable the ground pad beam 14 to be in contact with the ground, the base is pressed on the ground, the X-axis automatic push rod 16 extends to push the lower moving seat 12 and the upper moving seat 11 to move rightwards synchronously along the X-axis direction, after the movement of the lower moving seat 12 stops, the lifting arm 132 extends downwards to lift the base, at the moment, the ground pad beam 14 lifts off the ground, the X-axis automatic push rod 16 contracts to pull the ground pad beam 14 to move towards the displacement direction of the lower moving seat 12, and the universal platform can automatically move rightwards by repeating the action;
when the self-displacement general platform for high-strain pile measurement moves leftwards, the lifting arm 132 extends downwards to lift the base, at the moment, the ground pad beam 14 is lifted off the ground, the X-axis automatic push rod 16 extends to push the ground pad beam 14 to move leftwards along the X-axis direction, after the movement of the ground pad beam 14 is stopped, the lifting arm 132 contracts upwards to enable the ground pad beam 14 to be in contact with the ground, the base bears the ground, the X-axis automatic push rod 16 contracts to pull the lower movable seat 12 and the upper movable seat 11 to synchronously move leftwards along the X-axis direction, and the general platform can automatically move leftwards by repeating the action;
when the self-displacement general platform for high-strain pile measurement moves forwards, the lifting arm 132 contracts upwards to enable the ground pad beam 14 to be in contact with the ground, the base is pressed on the ground, the Y-axis automatic push rod 17 extends and pushes the upper moving seat 11 to move forwards along the Y-axis direction, after the movement of the upper moving seat 11 is stopped, the lifting arm 132 extends downwards to enable the ground pad beam 14 to lift off the ground, the Y-axis automatic push rod 17 contracts to pull the lower moving seat 12 to move towards the displacement direction of the upper moving seat 11, and the general platform can automatically move forwards by repeating the action;
when the self-displacement general platform for high-strain pile measurement moves backwards, the lifting arm 132 extends downwards to lift the ground pad beam 14 off the ground, the Y-axis automatic push rod 17 extends to push the lower moving seat 12 to move backwards along the Y-axis direction, after the lower moving seat 12 stops moving, the lifting arm 132 contracts upwards to contact the ground pad beam 14 with the ground, the base bears the ground, the Y-axis automatic push rod 17 contracts to pull the upper moving seat 11 to move towards the displacement direction of the lower moving seat 12, and the general platform can automatically move backwards by repeating the action;
when the general platform for high-strain pile self-displacement is reversed, the ground pad beam 14 is contacted with the ground, the base is pressed on the ground, an X-axis automatic push rod 16 arranged at the front side of the lower moving seat 12 pushes the lower moving seat 12 and the upper moving seat 11 to synchronously move leftwards along the X-axis direction, an X-axis automatic push rod 16 arranged at the rear side of the lower moving seat 12 drives the lower moving seat 12 and the upper moving seat 11 to synchronously move rightwards along the X-axis direction, on the contrary, an X-axis automatic push rod 16 arranged at the front side of the lower moving seat 12 drives the lower moving seat 12 and the upper moving seat 11 to synchronously move rightwards along the X-axis direction, the X-axis automatic push rod 16 disposed at the rear side of the lower moving base 12 drives the lower moving base 12 and the upper moving base 11 to move leftwards along the X-axis direction synchronously, and then, by repeating this action, the universal platform can complete 360-degree turning or change direction.
When the high-strain pile measuring equipment is used, the guide frame can be driven to move through the foundation base, so that the high-strain pile measuring equipment is driven to be transferred to a next transfer point, the ultra-large automobile is not required to be hung for transfer, the adaptability to a site is stronger, and the transfer cost can be reduced; in addition, the slide rail is arranged on the inner side of the guide frame, and the heavy hammer can ascend and descend through the matching of the slide rail and the slide groove, so that the heavy hammer can be prevented from deviating in the ascending and descending processes, and the problem of eccentric hammering caused by the falling of the heavy hammer due to the ascending and descending of the heavy hammer is solved.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.