CN111576500A - A kind of foundation pile quality testing equipment - Google Patents

Abstract

The invention discloses a quality testing equipment for foundation piles, comprising a pile body and a collar mechanism sheathed outside the pile body. The top surface of the collar mechanism is fitted with a disk positioning mechanism, and the disk positioning mechanism is internally rotated and fixed. A percussion hammer mechanism is installed, a strain tester mechanism is fixedly connected to the outside of the collar mechanism, and a sensor is bonded to the edge of the top surface of the pile body. Through the setting of the hammer mechanism, the invention can adjust the electro-hydraulic push rod, so that when the signal collection is performed on the pile head, the designated part of the pile head can be automatically struck, and the consistency of each striking force can be ensured; The inverted U-shaped mounting bracket and the connecting rotating column are set up to rotate, and the position of the percussion hammer can be adjusted, which is suitable for the detection of multi-point piles.

Description

A kind of foundation pile quality testing equipment

technical field

The invention belongs to the technical field of foundation pile quality detection, in particular to a foundation pile quality detection device.

Background technique

The foundation pile dynamic measuring instrument can be divided into the foundation pile high (large) strain detector, which is used to detect the vertical compressive bearing capacity of the foundation pile and the integrity of the pile body; the foundation pile low (small) strain detector, which is mainly used for the pile integrity check.

The main operation process of the foundation pile dynamic tester is as follows: First, the staff uses viscous couplant to bond the sensor on the pile head measuring point, turn on the host, and perform parameter setting and original data recording; secondly, the staff taps the designated part of the pile head. , another person observes and collects signals. For large-diameter or important army pile foundations, multiple measuring points can be arranged; finally, each test instrument is stored and subsequent data processing is performed. In this process, when the signal collection is performed on the pile head, the results are not the same due to the different percussion strength, which is not conducive to the accuracy of the test data.

SUMMARY OF THE INVENTION

The purpose of the present invention is to overcome the above problems existing in the prior art, and to provide a foundation pile quality detection equipment, through the setting of the hammer mechanism, the electro-hydraulic push rod can be adjusted, so that when the signal collection of the pile head is performed , automatically strike the designated part of the pile head, and ensure the consistency of the strike force each time; by setting the rotating connection of the inverted U-shaped mounting frame and the connecting column, the position of the hammer can be adjusted, which is suitable for multi-point piles detection.

In order to realize the above-mentioned technical purpose and achieve the above-mentioned technical effect, the present invention is realized through the following technical solutions:

A foundation pile quality detection equipment, comprising a pile body and a collar mechanism sleeved outside the pile body, the top surface of the collar mechanism is fitted with a disc positioning mechanism, and the disc positioning mechanism is rotated and fixedly installed inside the disc positioning mechanism. A hammer mechanism, a strain tester mechanism is fixedly connected to the outside of the collar mechanism, and a sensor is bonded to the edge of the top surface of the pile body;

The collar mechanism includes a first arc-shaped ring and a second arc-shaped ring that are set up symmetrically. Both ends of the first arc-shaped ring are fixedly mounted with a first mounting plate, and two ends of the second arc-shaped ring are fixedly installed. A second mounting plate is fixedly installed at both ends, a first bolt is threadedly installed between the first mounting plate and the second mounting plate, and one end of the first bolt passing through the second mounting plate is threadedly connected with a first nut;

The disk positioning mechanism includes an inverted U-shaped mounting frame and a connecting ring fixedly installed in the open end of the inverted U-shaped mounting frame, and connecting sliding rods are vertically installed on both the front and rear ends of the lower bottom of the connecting ring. The front end of the two arc rings is fixedly installed with a fixed groove plate matched with the connecting sliding rod;

The percussion hammer mechanism includes a first connecting plate and a connecting rotating column fixedly installed on the left end of the top surface of the first connecting plate. The top surface of the connecting rotating column is rotatably connected with the closed end of the inverted U-shaped mounting frame. A second connecting plate is slidably installed on the lower bottom surface of the connecting plate, an electro-hydraulic push rod is fixedly installed on the lower bottom surface of the second connecting plate, and a third connecting plate is fixedly installed at the output end of the electro-hydraulic push rod, and the third connecting plate Two symmetrically established L-shaped connecting frames are fixedly installed on the bottom surface of the lower plate, an installation ring is fixedly installed between the two L-shaped connecting frames, and a percussion hammer is fixedly installed in the installation ring.

Further, the front and rear ends of the lower bottom of the connecting ring are fixedly installed with support plates, and the lower bottom surface of the support plate is in close contact with the top surface of the first mounting plate;

The top surface of the fixed groove plate is provided with a first through groove that is matched with the connecting slide rod, the side surface of the connecting slide rod is provided with a first threaded hole, and the first threaded hole is threadedly connected with a second bolt. The right side of the fixing slot plate is provided with a second through slot matched with the second bolt, the second through slot is communicated with the first through slot, and one end of the second bolt passing through the second through slot is threaded with a Second nut.

Further, the left and right ends of the lower bottom surface of the second connecting plate are fixedly installed with positioning sliding rods, and the left and right ends of the top surface of the third connecting plate are provided with first positioning holes matched with the positioning sliding rods;

The L-shaped connecting frame includes a vertically connected first connecting rod and a second connecting rod, the top surface of the first connecting rod is fixedly connected with the lower bottom surface of the third connecting plate, and the second connecting rod is far away from the first connecting rod. One end is fixedly connected with the mounting ring, and the side surface of the second connecting rod is provided with a second sliding hole matched with the positioning sliding rod.

Further, a controller is movably installed in the center of the top surface of the first connecting plate, and the controller is signally connected to the electro-hydraulic push rod.

Further, a moving rod is fixedly installed on the left end of the lower bottom surface of the first connecting plate, and the lower bottom surface of the moving rod is slidably connected with the top surface of the connecting ring.

Further, the strain tester mechanism includes a connecting wire and an installation platform fixedly installed on the right end of the connecting wire, and one end of the connecting wire away from the installation platform is fixedly connected to the collar mechanism;

An installation cylinder is rotatably installed on the top surface of the installation table, an arc-shaped installation rod is fixedly installed on the top surface of the installation cylinder, and a strain tester is fixedly installed at one end of the arc-shaped installation rod away from the installation cylinder;

A first bevel gear is fixedly installed at one end of the outer surface of the mounting cylinder close to the mounting table, a second bevel gear is meshed and connected to the side of the first bevel gear, and a connecting wheel is fixedly installed at the right end of the second bevel gear. a rod, and a rotating motor is electrically connected to one end of the connecting rod away from the second bevel gear;

A third mounting plate is fixedly installed on the outside of the rotating motor, an L-shaped support column is fixedly installed on the bottom surface of the third mounting plate, and one end of the L-shaped support column away from the third mounting plate is fixedly connected to the right side of the installation table ;

A motor button is fixedly installed on the right end of the top surface of the first connecting plate.

The beneficial effects of the present invention are:

1. The present invention provides a foundation pile quality detection equipment, through the setting of the hammer mechanism, the electro-hydraulic push rod can be adjusted, so that when the signal collection of the pile head is performed, the designated part of the pile head is automatically struck, and To ensure the consistency of each strike force.

2. The present invention provides a foundation pile quality inspection equipment, which can adjust the position of the hammer by setting up a rotatably connected inverted U-shaped mounting frame and a connecting rotating column, which is suitable for the inspection of multi-point foundation piles.

3. The present invention provides a foundation pile quality detection device, through the setting of the strain tester mechanism, the steering of the strain tester can be adjusted, which is suitable for the staff to check the recorded data in the strain tester.

Description of drawings

The accompanying drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the partial structure exploded view of the present invention;

Fig. 3 is the partial structure exploded view of the present invention;

Fig. 4 is the partial structure exploded view of the present invention;

Fig. 5 is the partial structure schematic diagram of the present invention;

Fig. 6 is the partial structure exploded diagram of the present invention;

Fig. 7 is the partial structure schematic diagram of the present invention;

FIG. 8 is a schematic diagram of a partial structure of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "around", etc. Indicates the orientation or positional relationship, only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the components or elements referred to must have a specific orientation, are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention .

As shown in FIG. 1, a foundation pile quality inspection equipment includes a pile body 1 and a collar mechanism 2 sleeved on the outside of the pile body 1. The top surface of the collar mechanism 2 is equipped with a disk positioning mechanism 3. The disk positioning mechanism 3. A percussion hammer mechanism 4 is rotatably and fixedly installed inside, a strain tester mechanism 5 is fixedly connected to the outside of the collar mechanism 2, and a sensor 6 is bonded to the edge of the top surface of the pile body 1.

As shown in FIG. 2 , the collar mechanism 2 includes a first arc-shaped ring 21 and a second arc-shaped ring 22 which are set up symmetrically. Both ends of the first arc-shaped ring 21 are fixedly mounted with a first mounting plate 211 , and the second Both ends of the arc-shaped ring 22 are fixedly mounted with a second mounting plate 221 , a first bolt 23 is threadedly mounted between the first mounting plate 211 and the second mounting plate 221 , and the first bolt 23 passes through the second mounting plate 221 . One end is screwed with a first nut 231 .

As shown in FIGS. 3 to 4 , the disk positioning mechanism 3 includes an inverted U-shaped mounting frame 31 and a connecting ring 32 fixedly installed in the open end of the inverted U-shaped mounting frame 31 . The connecting slide bar 33 is vertically installed, and the front end of the second arc ring 22 is fixedly installed with a fixed groove plate 222 matched with the connecting slide bar 33;

A support plate 321 is fixedly installed on the front and rear ends of the lower bottom of the connecting ring 32 , and the bottom surface of the support plate 321 is in close contact with the top surface of the first mounting plate 211 ;

The top surface of the fixing groove plate 222 is provided with a first through groove 223 which is matched with the connecting sliding rod 33, and a first threaded hole 331 is formed on the side of the connecting sliding rod 33. The right side of the groove plate 222 is provided with a second through groove 224 matched with the second bolt 332 , the second through groove 224 is communicated with the first through groove 223 , and the second bolt 332 passes through one end thread of the second through groove 224 A second nut 3321 is connected.

As shown in FIG. 5 to FIG. 7 , the hammer mechanism 4 includes a first connecting plate 41 and a connecting column 42 fixedly installed on the left end of the top surface of the first connecting plate 41 , and the top surface of the connecting column 42 is connected to the inverted U-shaped mounting frame. The closed end of 31 is connected in rotation, the bottom surface of the first connecting plate 41 is slidably installed with a second connecting plate 43, the bottom surface of the second connecting plate 43 is fixedly installed with an electro-hydraulic push rod 44, and the output end of the electro-hydraulic push rod 44 is fixedly installed with a The third connecting plate 45, the lower bottom surface of the third connecting plate 45 is fixedly installed with two L-shaped connecting frames 46 set up symmetrically, a mounting ring 47 is fixedly installed between the two L-shaped connecting frames 46, and the mounting ring 47 is fixedly installed inside With percussion hammer 48;

The left and right ends of the lower bottom surface of the second connecting plate 43 are fixedly installed with positioning sliding rods 431 , and the left and right ends of the top surface of the third connecting plate 45 are provided with first positioning holes 451 matched with the positioning sliding rods 431 ;

The L-shaped connecting frame 46 includes a first connecting rod 461 and a second connecting rod 462 that are vertically connected. The top surface of the first connecting rod 461 is fixedly connected to the bottom surface of the third connecting plate 45 , and the second connecting rod 462 is away from the first connecting rod 461 . One end of the second connecting rod 462 is fixedly connected with the mounting ring 47, and a second sliding hole 463 is opened on the side of the second connecting rod 462, which is matched with the positioning sliding rod 431;

A controller 411 is movably installed in the center of the top surface of the first connecting plate 41, and the controller 411 is signally connected to the electro-hydraulic push rod 44;

A moving rod 412 is fixedly installed on the left end of the lower bottom surface of the first connecting plate 41 , and the lower bottom surface of the moving rod 412 is slidably connected with the top surface of the connecting ring 32 .

As shown in FIG. 8 , the strain tester mechanism 5 includes a connecting wire 51 and a mounting table 52 fixedly mounted on the right end of the connecting wire 51, and one end of the connecting wire 51 away from the mounting table 52 is fixedly connected to the collar mechanism 2;

A mounting cylinder 521 is rotatably mounted on the top surface of the mounting table 52 , an arc-shaped mounting rod 522 is fixedly mounted on the top surface of the mounting cylinder 521 , and a strain tester 523 is fixedly mounted on one end of the arc-shaped mounting rod 522 away from the mounting cylinder 521 ;

A first bevel gear 524 is fixedly mounted on one end of the outer surface of the mounting column 521 close to the mounting table 52 , a second bevel gear 525 is engaged with the side of the first bevel gear 524 , and a connection is fixedly mounted at the right end of the second bevel gear 525 a rotating rod 526, the end of the connecting rod 526 away from the second bevel gear 525 is electrically connected with a rotating motor 527;

A third mounting plate 528 is fixedly mounted on the outside of the rotating motor 527 , an L-shaped support column 529 is fixedly mounted on the bottom surface of the third mounting plate 528 , and one end of the L-shaped support column 529 away from the third mounting plate 528 is fixed to the right side of the mounting table 52 . connect;

A motor button 413 is fixedly mounted on the right end of the top surface of the first connecting plate 41 .

In this paper, the electro-hydraulic push rod 44 is a known conventional automatic electro-hydraulic lifting column; the rotating motor 527 is a known conventional rotating motor; and the strain tester 523 is a known conventional foundation pile dynamic measuring instrument.

In the actual use process, through the setting of the hammer mechanism 4, the electro-hydraulic push rod 44 can be adjusted, so that when the signal collection of the pile head is performed, the designated part of the pile head is automatically struck, and each stroke is guaranteed. Consistency of strength; by setting the inverted U-shaped mounting frame 31 and the connecting column 42 for rotating connection, the position of the hammer 48 can be adjusted, which is suitable for the detection of multi-point piles; through the setting of the strain tester mechanism 5, The steering of the strain tester 523 can be adjusted, which is suitable for the staff to view the recorded data in the strain tester 523 .

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the present invention. in one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have Various changes and modifications fall within the scope of the claimed invention.

Claims (6)

1. A foundation pile quality detection equipment which characterized in that: the pile comprises a pile body (1) and a lantern ring mechanism (2) sleeved outside the pile body (1), wherein a disc positioning mechanism (3) is installed on the top surface of the lantern ring mechanism (2) in a matching mode, a knocking hammer mechanism (4) is fixedly installed inside the disc positioning mechanism (3) in a rotating mode, a strain tester mechanism (5) is fixedly connected to the outside of the lantern ring mechanism (2), and a sensor (6) is bonded to the edge of the top surface of the pile body (1);

the lantern ring mechanism (2) comprises a first arc-shaped ring (21) and a second arc-shaped ring (22) which are symmetrically arranged, wherein both ends of the first arc-shaped ring (21) are fixedly provided with first mounting plates (211), both ends of the second arc-shaped ring (22) are fixedly provided with second mounting plates (221), a first bolt (23) is arranged between the first mounting plates (211) and the second mounting plates (221) in a threaded manner, and one end of the first bolt (23) penetrating through the second mounting plates (221) is connected with a first nut (231) in a threaded manner;

the disc positioning mechanism (3) comprises an inverted U-shaped mounting frame (31) and a connecting circular ring (32) fixedly mounted in the opening end of the inverted U-shaped mounting frame (31), connecting slide rods (33) are vertically mounted at the front end and the rear end of the lower bottom surface of the connecting circular ring (32), and a fixed groove plate (222) matched with the connecting slide rods (33) is fixedly mounted at the front end of the second arc-shaped ring (22);

strike hammer mechanism (4) including first connecting plate (41) and fixed mounting at first connecting plate (41) top surface left end connect rotary column (42), connect rotary column (42) top surface and the blind end rotation of the type of falling U mounting bracket (31) and be connected, bottom surface slidable mounting has second connecting plate (43) under first connecting plate (41), bottom surface fixed mounting has electronic hydraulic push rod (44) under second connecting plate (43), the output fixed mounting of electronic hydraulic push rod (44) has third connecting plate (45), bottom surface fixed mounting has two L type link (46) that the symmetry was set up under third connecting plate (45), two fixed mounting has between L type link (46) collar (47), fixed mounting has strikes hammer (48) in collar (47).

2. The foundation pile quality inspection apparatus according to claim 1, wherein: supporting plates (321) are fixedly arranged at the front end and the rear end of the lower bottom surface of the connecting circular ring (32), and the lower bottom surface of each supporting plate (321) is in close contact with the top surface of the first mounting plate (211);

the top surface of the fixed groove plate (222) is provided with a first through groove (223) matched with the connecting slide bar (33), the side surface of the connecting slide bar (33) is provided with a first threaded hole (331), the first threaded hole (331) is in threaded connection with a second bolt (332), the right side surface of the fixed groove plate (222) is provided with a second through groove (224) matched with the second bolt (332), the second through groove (224) is communicated with the first through groove (223), and one end of the second bolt (332), which penetrates through the second through groove (224), is in threaded connection with a second nut (3321).

3. The foundation pile quality inspection apparatus according to claim 1, wherein: the left end and the right end of the lower bottom surface of the second connecting plate (43) are fixedly provided with positioning sliding rods (431), and the left end and the right end of the top surface of the third connecting plate (45) are provided with first positioning holes (451) matched with the positioning sliding rods (431);

the L-shaped connecting frame (46) comprises a first connecting rod (461) and a second connecting rod (462) which are vertically connected, the top surface of the first connecting rod (461) is fixedly connected with the lower bottom surface of the third connecting plate (45), one end, far away from the first connecting rod (461), of the second connecting rod (462) is fixedly connected with the mounting ring (47), and a second sliding hole (463) matched with the positioning sliding rod (431) is formed in the side surface of the second connecting rod (462).

4. The foundation pile quality inspection apparatus according to claim 1, wherein: the center of the top surface of the first connecting plate (41) is movably provided with a controller (411), and the controller (411) is in signal connection with an electric hydraulic push rod (44).

5. The foundation pile quality inspection apparatus according to claim 1, wherein: the left end of the lower bottom surface of the first connecting plate (41) is fixedly provided with a moving rod (412), and the lower bottom surface of the moving rod (412) is connected with the top surface of the connecting ring (32) in a sliding manner.

6. The foundation pile quality inspection apparatus according to claim 1, wherein: the strain tester mechanism (5) comprises a connecting wire (51) and a mounting table (52) fixedly mounted at the right end of the connecting wire (51), and one end, far away from the mounting table (52), of the connecting wire (51) is fixedly connected with the lantern ring mechanism (2);

an installation column body (521) is rotatably installed on the top surface of the installation table (52), an arc-shaped installation rod (522) is fixedly installed on the top surface of the installation column body (521), and a strain tester (523) is fixedly installed at one end, far away from the installation column body (521), of the arc-shaped installation rod (522);

a first conical gear (524) is fixedly mounted at one end, close to the mounting table (52), of the outer surface of the mounting column body (521), a second conical gear (525) is connected to the side surface of the first conical gear (524) in a meshed manner, a connecting rotating rod (526) is fixedly mounted at the right end of the second conical gear (525), and a rotating motor (527) is electrically connected to one end, far away from the second conical gear (525), of the connecting rotating rod (526);

a third mounting plate (528) is fixedly mounted on the outer portion of the rotating motor (527), an L-shaped supporting column (529) is fixedly mounted on the lower bottom surface of the third mounting plate (528), and one end, far away from the third mounting plate (528), of the L-shaped supporting column (529) is fixedly connected with the right side surface of the mounting table (52);

and a motor button (413) is fixedly arranged at the right end of the top surface of the first connecting plate (41).

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