An adjustable fixing device for detecting engineering foundation piles

Abstract

The present invention relates to the technical field of engineering foundation piles, and discloses an adjustable fixing device for detecting engineering foundation piles, comprising a first foundation pile adjustment fixing mechanism, a support frame, an engineering foundation pile body, and a second foundation pile adjustment fixing mechanism, wherein the support frame is welded to the two ends of the bottom of the first foundation pile adjustment fixing mechanism, and a bottom plate is welded to the outer end of the bottom of the support frame; the second foundation pile adjustment fixing mechanism is arranged in the middle of one end of the support frame, and the second foundation pile adjustment fixing mechanism extends between the support frames; the engineering foundation pile body is connected through the first foundation pile adjustment fixing mechanism and the second foundation pile adjustment fixing mechanism. The present invention can adjust the first foundation pile adjustment fixing mechanism and the second foundation pile adjustment fixing mechanism according to engineering foundation pile bodies of different sizes, facilitates automatic control to fix engineering foundation pile bodies of various sizes, has a wider range of applications, reduces the cost of use, and ensures that the engineering foundation pile body is more firmly clamped and positioned, thereby making the measurement data more accurate.

Description

Technical Field

[0001] The invention relates to the technical field of engineering foundation piles, in particular to an adjustable fixing device for detecting engineering foundation piles. Background Art

[0002] Pile foundation is a professional term in building structure. Pile foundation is divided into group pile foundation and single pile foundation. Pile foundation: a foundation composed of piles and a cap connected to the top of the pile; if the pile body is completely buried in the soil and the bottom of the cap is in contact with the soil, it is called a low cap pile foundation; if the upper part of the pile body is exposed to the ground and the bottom of the cap is above the ground, it is called a high cap pile foundation; building pile foundations are usually low cap pile foundations.

[0003] At present, the size of the fixing device of the engineering foundation pile is fixed during use and cannot be adjusted according to the size of the foundation pile, which makes the application range of the fixing device small. When testing, it is necessary to invest in fixing devices of different sizes, which increases the cost of use and reduces the accuracy of the measurement data. Therefore, it is necessary to design a corresponding technical solution to solve this problem. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the present invention provides an adjustable fixing device for engineering pile foundation detection, which solves the technical problems that during use, the size of the fixing device is fixed and cannot be adjusted according to the size of the pile foundation, which makes the application range of the fixing device small, and different sizes of fixing devices need to be invested during detection, which increases the cost of use and makes the measurement data accurate.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: an adjustable fixing device for detecting engineering pile foundations, comprising a first pile foundation adjusting and fixing mechanism, a support frame, an engineering pile foundation body and a second pile foundation adjusting and fixing mechanism, the support frame being welded to the two ends of the bottom of the first pile foundation adjusting and fixing mechanism, and a bottom plate being welded to the outer end of the bottom of the support frame; the second pile foundation adjusting and fixing mechanism is arranged in the middle of one end of the support frame, and the second pile foundation adjusting and fixing mechanism extends between the support frames; the engineering pile foundation body is connected through the first pile foundation adjusting and fixing mechanism and the second pile foundation adjusting and fixing mechanism.

[0008] Preferably, the first pile foundation adjustment and fixing mechanism includes a support plate and a sliding plate, an extension plate is welded to the outer end of the support plate, a slide groove is provided on the top of the support plate, and a limiting groove is provided at the bottom of the slide groove; the sliding plate is arranged on the top of the support plate, and an extension column is symmetrically welded to the bottom of the sliding plate, a limiting slide plate is welded to the bottom of the extension column, and the limiting slide plate is embedded and slidably connected to the limiting groove; the extension plate is used to extend and support the first pile foundation adjustment and fixing mechanism as a whole, and the sliding plate is embedded in the slide groove and the limiting groove through the extension column and the limiting slide plate at the bottom, and slides in a circular trajectory.

[0009] Preferably, a fixed column is welded on the top of the sliding plate, an adjusting ring is welded on the top of the fixed column, a movable positioning structure is distributed around the top of the support plate, and the movable positioning structure is movably connected between the sliding plate and the adjusting ring; the fixed column is used to link the sliding plate and the adjusting ring so that they can rotate and adjust at the same time, and the sliding plate rotates while driving the movable positioning structure to adjust.

[0010] Preferably, the movable positioning structure includes a movable plate, a sliding sleeve and a pillar one, the bottom of the pillar one is welded with a mounting plate one, the mounting plate one is installed around the top of the supporting plate, the top of the mounting plate one is rotatably connected with a bearing, the bearing is fixedly arranged at one end of the bottom of the movable plate, the fixed tooth plate is fixedly arranged at the middle of the other end of the movable plate, the top of the sliding sleeve is fixedly provided with a positioning column, the top of the positioning column is rotatably connected with a shaft cylinder, the shaft cylinder is fixedly arranged around the adjusting ring; the pillar one and the mounting plate one are used to support and install above the supporting plate, the bearing is used to rotatably support the movable plate, multiple groups of fixed tooth plates are used to clamp the engineering foundation pile body with high strength, have good anti-slip effect and high friction coefficient, the shaft cylinder is used to rotatably support the positioning column, the positioning column is used to fix the sliding sleeve, and the sliding sleeve is used to slide and move the movable plate.

[0011] Preferably, the inner diameters of the support plate, sliding plate and adjusting ring are the same, and the support plate, sliding plate and adjusting ring are all split structures, and the front and rear ends of the support plate, sliding plate and adjusting ring are welded with docking plates, and the docking plates are connected by bolts; the support plate, sliding plate and adjusting ring of the split structure can all be quickly disassembled and assembled using the docking plates, with a simple structure and low cost, and the same inner diameters are suitable for fixing the engineering foundation pile body.

[0012] Preferably, a convex plate is fixedly provided at the right end of the sliding plate, and a rotation adjustment mechanism is provided at the upper right end of the supporting plate, and the rotation adjustment mechanism includes a support 1, a lead screw, a support 2, a driving motor 1 and a control device, a fixed cylinder 1 is fixedly provided inside the support 1, and a pillar 2 is rotatably connected to the bottom of the support 1, and the pillar 2 is installed above the convex plate; the lead screw is connected to the fixed cylinder 1 through a thread, and a limiting plate 1 is welded to the rear end of the lead screw; a pillar 3 is welded to the bottom of the support 2, and a shaft seat is rotatably connected to the bottom of the pillar 3, and the shaft seat is installed above the supporting plate; a fixed cylinder 2 is fixedly provided inside the support 2, and the lead screw passes through the fixed cylinder 2 and is connected to the driving The drive motor 1 is connected to the front end of the drive shaft, and support rods are welded and distributed between the inner side of the drive motor 1 and the support 2; the control device is installed on the outer side wall of the support frame, and the control device is electrically connected to the drive motor 1; the control device is used to electrically control the start and stop of the drive motor 1, and a plurality of support rods highly strongly support the drive motor 1 to the front end of the support 2; the drive motor 1 is used to drive and control the rotation of the drive shaft, and the drive shaft is used to drive the lead screw to rotate; the fixed cylinder 2 and the fixed cylinder 1 are used for sliding adjustment through threads; the limit plate 1 is used for safety limiting to avoid falling out of the fixed cylinder 1; the shaft seat is used to rotate the support pillar 3, the pillar 3 is used to fix the support support 2, and the pillar 2 is used to rotate the support support 1.

[0013] Preferably, the second foundation pile adjustment and fixing mechanism comprises a card plate one, a card plate two, a connecting rod, an electric telescopic device and an adjusting rod, the card plate one and the card plate two are symmetrical structures, a sliding hole is provided in the middle of both ends of the card plate two, the connecting rod is welded to the inner two ends of the card plate one, the connecting rod is connected through the sliding hole, and a movable plate is installed at the outer end of the connecting rod; the electric telescopic device is installed on the inner side wall of the support frame, the inner end of the electric telescopic device is connected to the telescopic rod, and the telescopic rod is welded to the outer lower end of the card plate two; the support frame located on the right side is provided with a through hole in the middle, and the adjusting rod is connected through the through hole to the outer end of the movable plate; the card plate one and the card plate two of the symmetrical structure are used to fix and clamp the engineering foundation pile body, the sliding hole is used to pass through the connecting rod for sliding adjustment, the movable plate is used to fix the connecting rods at both ends together, and the adjusting rod is used for lateral sliding adjustment, driving the movable plate and the connecting rod to slide lateraly, thereby driving the card plate one to adjust, and the electric telescopic device and the telescopic rod to telescope and adjust the card plate two.

[0014] Preferably, the outside of the adjusting rod is provided with tooth grooves, and a limiting plate 2 is welded to the outer end of the adjusting rod, and the second pile adjustment and fixing mechanism also includes a rack, which is located on the outside of the support frame and meshedly connected to the bottom of the tooth groove, and a driving shaft is fixedly provided inside the rack, one end of the driving shaft is connected to a driving motor 2, and a fixing plate 1 is welded to the inner end of the driving motor 2, and the other end of the driving shaft is rotatably connected to a fixing plate 2, and the fixing plate 1 and the fixing plate 2 are both welded to the outer wall of the support frame; the limiting plate 2 is used to limit the adjusting rod to prevent it from falling out of the through hole, the fixing plate 1 is used to fix and support the driving motor 2, and the fixing plate 2 is used to movably support the driving shaft, and the driving motor 2 is used to drive and control the rotation of the driving shaft and the rack, and the rack meshes with the tooth groove below to drive the adjusting rod to move laterally.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the present invention has the following beneficial effects: the first pile adjustment and fixing mechanism and the second pile adjustment and fixing mechanism can be adjusted according to engineering pile bodies of different sizes, which is convenient for automatic control to fix engineering pile bodies of various sizes; the two sets of fixing mechanisms have a higher stability coefficient, a wider range of applications, and reduced use costs, ensuring that the engineering pile bodies are more firmly clamped and positioned, thereby making the measurement data more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall front upper right three-dimensional structure of the present invention;

[0018] Figure 2 It is a schematic diagram of the upper structure of the first pile adjustment and fixing mechanism of the present invention;

[0019] Figure 3 It is a schematic diagram of the active positioning structure of the present invention;

[0020] Figure 4 It is a schematic diagram of the rotation adjustment mechanism of the present invention;

[0021] Figure 5 It is a schematic diagram of the structure above the support plate of the present invention;

[0022] Figure 6 For the present invention Figure 5 The enlarged structural diagram at A in the middle;

[0023] Figure 7 It is a schematic diagram of the second pile adjustment and fixing mechanism of the present invention;

[0024] Figure 8 It is a schematic diagram of the overall rear lower three-dimensional structure of the present invention;

[0025] Fig. 9 For the present invention Figure 8Enlarged structural diagram at B in the middle.

[0026] In the figure, 1, the first pile adjustment fixing mechanism; 11, the support plate; 110, the slide groove; 1101, the limit groove; 111, the extension plate; 12, the docking plate; 13, the slide plate; 131, the convex plate; 132, the extension column; 133, the limit slide plate; 14, the adjustment ring; 141, the fixed column; 15, the movable positioning structure; 151, the movable plate; 152, the fixed tooth plate; 153, the sliding sleeve; 154, the pillar 1; 1541, the mounting plate 1; 1542, the bearing; 155, the positioning column; 1551, the shaft cylinder; 16, the rotation adjustment mechanism; 161, the support 1; 1611, the fixed cylinder 1; 162, the pillar 2; 163, the lead screw; 1631, the limit plate 1; 1 64. Support 2; 1641. Fixed cylinder 2; 165. Drive motor 1; 1651. Drive shaft; 1652. Support rod; 166. Pillar 3; 1661. Axle seat; 167. Control device; 2. Support frame; 201. Through hole; 21. Bottom plate; 3. Engineering foundation pile body; 4. Second foundation pile adjustment and fixing mechanism; 41. Clamp 1; 42. Clamp 2; 421. Sliding hole; 43. Connecting rod; 431. Moving plate; 44. Electric telescopic device; 441. Telescopic rod; 45. Adjusting rod; 451. Tooth groove; 452. Limiting plate 2; 46. Rack; 461. Drive motor 2; 462. Fixed plate 1; 463. Drive shaft rod; 464. Fixed plate 2. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] See also Figure 1-Figure 9 , the embodiment of the present invention provides a technical solution: an adjustable fixing device for detecting engineering pile foundation, comprising a first pile foundation adjusting fixing mechanism 1, a support frame 2, an engineering pile foundation body 3 and a second pile foundation adjusting fixing mechanism 4, the support frame 2 is welded to both ends of the bottom of the first pile foundation adjusting fixing mechanism 1, and a bottom plate 21 is welded to the outer end of the bottom of the support frame 2;

[0029] The second pile adjustment and fixing mechanism 4 is disposed in the middle of one end of the support frame 2, and the second pile adjustment and fixing mechanism 4 extends between the support frames 2;

[0030] The engineering foundation pile body 3 is connected through the first foundation pile adjustment and fixing mechanism 1 and the second foundation pile adjustment and fixing mechanism 4 .

[0031] The first pile adjustment and fixing mechanism 1 and the second pile adjustment and fixing mechanism 4 can be adjusted according to the engineering pile bodies 3 of different sizes, which is convenient for automatic control to fix the engineering pile bodies 3 of various sizes, has a wider range of applications, reduces the cost of use, and ensures that the engineering pile bodies 3 are more firmly clamped and positioned, thereby making the measurement data more accurate.

[0032] Further improved, the first pile adjustment and fixing mechanism 1 includes a support plate 11 and a slide plate 13, an extension plate 111 is welded to the outer end of the support plate 11, a slide groove 110 is provided above the support plate 11, and a limiting groove 1101 is provided at the bottom of the slide groove 110;

[0033] The sliding plate 13 is arranged above the supporting plate 11;

[0034] The bottom of the sliding plate 13 is symmetrically welded with an extension column 132, and the bottom of the extension column 132 is welded with a limiting slide plate 133, and the limiting slide plate 133 is embedded and slidably connected to the limiting groove 1101;

[0035] The extension plate 111 is used to extend and support the first pile adjustment and fixing mechanism 1 as a whole. The sliding plate 13 is embedded in the sliding groove 110 and the limiting groove 1101 through the extension column 132 and the limiting slide plate 133 at the bottom to slide in a circular track.

[0036] As a further improvement, a fixed column 141 is welded on the top of the sliding plate 13, an adjusting ring 14 is welded on the top of the fixed column 141, and a movable positioning structure 15 is distributed around the upper part of the support plate 11, and the movable positioning structure 15 is movably connected between the sliding plate 13 and the adjusting ring 14;

[0037] The fixing column 141 is used to link the sliding plate 13 and the adjusting ring 14 so that they can rotate and adjust at the same time. When the sliding plate 13 rotates, the movable positioning structure 15 is driven to adjust.

[0038] Further improved, the movable positioning structure 15 includes a movable plate 151, a sliding sleeve 153 and a pillar 154, a mounting plate 1541 is welded to the bottom of the pillar 154, the mounting plate 1541 is installed around the upper side of the support plate 11, a bearing 1542 is rotatably connected to the top of the mounting plate 1541, the bearing 1542 is fixedly arranged at one end of the bottom of the movable plate 151, a fixed tooth plate 152 is fixedly arranged at the middle of the other end of the movable plate 151, a positioning column 155 is fixedly arranged on the top of the sliding sleeve 153, a shaft cylinder 1551 is rotatably connected to the top of the positioning column 155, and the shaft cylinder 1551 is fixedly arranged around the adjusting ring 14;

[0039] Pillar 154 and mounting plate 1541 are used to support and install above the supporting plate 11, bearing 1542 is used to rotate and support the movable plate 151, multiple groups of fixed tooth plates 152 are used to clamp the engineering foundation pile body 3 with high strength, with good anti-slip effect and high friction coefficient, shaft cylinder 1551 is used to rotate and support the positioning column 155, the positioning column 155 is used to fix the sliding sleeve 153, and the sliding sleeve 153 is used to slide and move the movable plate 151.

[0040] Further improved, the inner diameters of the support plate 11, the sliding plate 13 and the adjusting ring 14 are the same, and the support plate 11, the sliding plate 13 and the adjusting ring 14 are all split structures, and the front and rear ends of the support plate 11, the sliding plate 13 and the adjusting ring 14 are welded with docking plates 12, and the docking plates 12 are connected by bolts;

[0041] The split-type support plate 11 , the sliding plate 13 and the adjusting ring 14 can all be quickly assembled and disassembled using the docking plate 12 , and have a simple structure, low cost, and the same inner diameters are suitable for fixing the engineering foundation pile body 3 .

[0042] Further improved, a convex plate 131 is fixedly provided at the right end of the sliding plate 13, and a rotation adjustment mechanism 16 is provided at the upper right end of the supporting plate 11. The rotation adjustment mechanism 16 includes a support 161, a lead screw 163, a support 164, a drive motor 165 and a control device 167. A fixing cylinder 1611 is fixedly provided inside the support 161, and a support 2 162 is rotatably connected to the bottom of the support 161. The support 2 162 is installed above the convex plate 131.

[0043] The lead screw 163 is connected to the fixing cylinder 1611 through a thread, and a limiting plate 1631 is welded to the rear end of the lead screw 163;

[0044] The bottom of the support 2 164 is welded with a support 3 166 , and the bottom of the support 3 166 is rotatably connected with a shaft seat 1661 , and the shaft seat 1661 is installed above the support plate 11 ;

[0045] A second fixing cylinder 1641 is fixedly provided inside the second support 164, the lead screw 163 passes through the second fixing cylinder 1641 and is connected to a driving shaft 1651, a driving motor 165 is connected to the front end of the driving shaft 1651, and a support rod 1652 is welded and distributed between the inner side of the driving motor 165 and the second support 164;

[0046] The control device 167 is installed on the outer wall of the support frame 2, and the control device 167 is electrically connected to the driving motor 1 165;

[0047] The control device 167 is used to electrically control the start and stop of the driving motor 165, and multiple support rods 1652 highly strongly support the driving motor 165 to the front end of the support 2 164. The driving motor 165 is used to drive and control the driving shaft 1651 to rotate, and the driving shaft 1651 is used to drive the lead screw 163 to rotate. The fixed cylinder 2 1641 and the fixed cylinder 1 1611 are used for sliding adjustment through threads. The limit plate 1 1631 is used for safety limiting to prevent it from falling out of the fixed cylinder 1 1611. The shaft seat 1661 is used to rotate the support pillar 3 166. The pillar 3 166 is used to fix the support support 2 164, and the pillar 2 162 is used to rotate the support support 1 161.

[0048] Further improved, the second pile adjustment and fixing mechanism 4 includes a card plate 1 41, a card plate 2 42, a connecting rod 43, an electric telescopic device 44 and an adjusting rod 45, the card plate 1 41 and the card plate 2 42 are symmetrical structures, a sliding hole 421 is opened in the middle of both ends of the card plate 2 42, the connecting rod 43 is welded to the inner ends of the card plate 1 41, the connecting rod 43 penetrates and is connected to the sliding hole 421, and a moving plate 431 is installed at the outer end of the connecting rod 43;

[0049] The electric telescopic device 44 is installed on the inner side wall of the support frame 2, and the inner end of the electric telescopic device 44 is connected to a telescopic rod 441, and the telescopic rod 441 is welded to the outer lower end of the second clamping plate 42;

[0050] A through hole 201 is provided in the middle of the support frame 2 on the right side, and the adjustment rod 45 passes through the through hole 201 and is connected to the outer end of the moving plate 431;

[0051] The symmetrical structure of the card plate 1 41 and the card plate 2 42 are used to fix and connect the engineering foundation pile body 3, the sliding hole 421 is used to pass the connecting rod 43 for sliding adjustment, the movable plate 431 is used to fix the connecting rod 43 at both ends together, and the adjusting rod 45 is used for lateral sliding adjustment, which drives the movable plate 431 and the connecting rod 43 to slide horizontally, thereby driving the card plate 1 41 to adjust, and the electric telescopic device 44 and the telescopic rod 441 telescopically adjust the card plate 2 42.

[0052] Specifically, the outer portion of the adjusting rod 45 is provided with tooth grooves 451, and the outer end of the adjusting rod 45 is welded with a second limiting plate 452. The second pile adjustment fixing mechanism 4 also includes a rack 46, which is located on the outer side of the support frame 2 and meshingly connected to the lower portion of the tooth groove 451. A driving shaft 463 is fixedly provided inside the rack 46, and one end of the driving shaft 463 is connected to a second driving motor 461, and a fixing plate 1 462 is welded to the inner end of the second driving motor 461, and the other end of the driving shaft 463 is rotatably connected to a second fixing plate 464, and the fixing plate 1 462 and the fixing plate 2 464 are both welded to the outer wall of the support frame 2;

[0053] The limiting plate 452 is used to limit the adjusting rod 45 to prevent it from slipping out of the through hole 201, the fixing plate 462 is used to fix and support the driving motor 461, the fixing plate 464 is used to movably support the driving shaft 463, the driving motor 461 is used to drive and control the driving shaft 463 and the rack 46 to rotate, and the rack 46 engages with the tooth groove 451 below to drive the adjusting rod 45 to move horizontally.

[0054] Working principle: First, place the support frame 2 and the bottom plate 21 on the ground beside the foundation pit and fix them with ground rods;

[0055] The support plate 11 is installed relative to each other through the docking plate 12, and the extension column 132 at the bottom of the sliding plate 13 and the limiting slide plate 133 are slidably installed in the limiting groove 1101 below the sliding groove 110, and the sliding plate 13 and the adjusting ring 14 are installed relative to each other through the docking plate 12;

[0056] At the same time, the movable positioning structure 15 and the rotation adjustment mechanism 16 are installed;

[0057] The engineering foundation pile body 3 is located between the first foundation pile adjustment and fixing mechanism 1 and the second foundation pile adjustment and fixing mechanism 4;

[0058] The control device 167 controls the start-up driving motor 165, automatically controls the driving shaft 1651 to rotate, drives the lead screw 163 to rotate, slides inside the fixing cylinder 1611 through the action of the thread, drives the convex plate 131 to adjust through the support 161 and the support 2 162, so that the sliding plate 13 rotates, and the sliding plate 13 is limited and slided in the sliding groove 110 and the limiting groove 1101 above the supporting plate 11 through the extension column 132 and the limiting slide plate 133 at the bottom, so that the sliding plate 13 and the adjusting ring 14 rotate at the same time;

[0059] The sleeve 153 is driven to rotate by the shaft cylinder 1551 and the positioning column 155, and the sleeve 153 drives the movable plate 151 to slide and adjust inside it, so that the inner end of the movable plate 151 is adjusted to the middle, and the three sets of fixed tooth plates 152 can clamp and position the engineering foundation pile body 3;

[0060] The electric telescopic device 44 is started to automatically control the telescopic rod 441 to telescope the position of the second clamping plate 42 so that it is close to one side of the engineering foundation pile body 3;

[0061] At the same time, the driving motor 2 461 is started, and the driving shaft 463 and the rack 46 are automatically controlled to rotate, and the tooth groove 451 meshing with the outside of the adjusting rod 45 rotates, so that the adjusting rod 45 moves outward, and the connecting rod 43 slides through the sliding hole 421 by driving the moving plate 431, so that the clamping plate 1 41 is close to the engineering foundation pile body 3, and then the clamping plate 1 41 and the clamping plate 2 42 stably clamp the engineering foundation pile body 3, making the engineering foundation pile body 3 more stable.

[0062] The first pile adjustment and fixing mechanism of the present invention 1, a support plate 11, a slide groove 110, a limiting groove 1101, an extension plate 111, a docking plate 12, a slide plate 13, a convex plate 131, an extension column 132, a limiting slide plate 133, an adjustment ring 14, a fixed column 141, a movable positioning structure 15, a movable plate 151, a fixed tooth plate 152, a sliding sleeve 153, a support 154, a mounting plate 1541, a bearing 1542, a positioning column 155, a shaft cylinder 1551, a rotation adjustment mechanism 16, a support 16 1. Fixed cylinder 1611, support 2 162, lead screw 163, limit plate 1 1631, support 2 164, fixed cylinder 2 1641, drive motor 1 165, drive shaft 1651, support rod 1652, support 3 166, shaft seat 1661, control device 167, support frame 2, through hole 201, bottom plate 21, engineering foundation pile body 3, second foundation pile adjustment and fixing mechanism 4, clamping plate 1 41, clamping plate 2 42, sliding hole 421, connecting rod 43, movable plate 431, electric telescopic device 44, Telescopic rod 441, adjustment rod 45, tooth groove 451, limit plate 2 452, rack 46, drive motor 2 461, fixing plate 1 462, drive shaft 463, fixing plate 2 464, all components are universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel in this field through technical manuals or through conventional experimental methods. The problem solved by the present invention is that during use, its size is fixed and cannot be adjusted according to the size of the foundation pile, which makes the application scope of the fixing device small. Fixing devices of different sizes need to be invested during detection, which increases the use cost and reduces the accuracy of the measurement data. The present invention can adjust the first foundation pile adjustment fixing mechanism 1 and the second foundation pile adjustment fixing mechanism 4 according to the engineering foundation pile bodies 3 of different sizes through the mutual combination of the above-mentioned components, so as to facilitate automatic control to fix the engineering foundation pile bodies 3 of various sizes, have a wider application range, reduce the use cost, and ensure that the engineering foundation pile body 3 is more firmly clamped and positioned, so that the measurement data is more accurate.

[0063] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0064] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An adjustable fixing device for detecting engineering pile foundations, comprising a first pile foundation adjusting and fixing mechanism (1), a support frame (2), an engineering pile foundation body (3) and a second pile foundation adjusting and fixing mechanism (4), characterized in that: The support frame (2) is welded to the two ends of the bottom of the first pile adjustment and fixing mechanism (1), and a bottom plate (21) is welded to the outer end of the bottom of the support frame (2); The second pile adjustment and fixing mechanism (4) is arranged in the middle of one end of the support frame (2), and the second pile adjustment and fixing mechanism (4) extends between the support frames (2); The engineering foundation pile body (3) is connected through the first foundation pile adjustment and fixing mechanism (1) and the second foundation pile adjustment and fixing mechanism (4); The first pile adjustment and fixing mechanism (1) comprises a support plate (11) and a sliding plate (13); an extension plate (111) is welded to the outer end of the support plate (11); a sliding groove (110) is provided above the support plate (11); and a limiting groove (1101) is provided at the bottom of the sliding groove (110); The sliding plate (13) is arranged above the supporting plate (11); an extension column (132) is symmetrically welded to the bottom of the sliding plate (13); a limiting slide plate (133) is welded to the bottom of the extension column (132); and the limiting slide plate (133) is embedded and slidably connected to the limiting groove (1101); A fixing column (141) is welded to the top of the sliding plate (13), an adjusting ring (14) is welded to the top of the fixing column (141), and a movable positioning structure (15) is distributed around the top of the supporting plate (11), and the movable positioning structure (15) is movably connected between the sliding plate (13) and the adjusting ring (14); The movable positioning structure (15) comprises a movable plate (151), a sliding sleeve (153) and a pillar (154); a mounting plate (1541) is welded to the bottom of the pillar (154); the mounting plate (1541) is mounted around the top of the support plate (11); a bearing (1542) is rotatably connected to the top of the mounting plate (1541); the bearing (1542) is fixedly arranged at one end of the bottom of the movable plate (151); a fixed tooth plate (152) is fixedly arranged at the middle of the other end of the movable plate (151); a positioning column (155) is fixedly arranged at the top of the sliding sleeve (153); a shaft cylinder (1551) is rotatably connected to the top of the positioning column (155); the shaft cylinder (1551) passes through and is fixedly arranged around the adjustment ring (14); The inner diameters of the support plate (11), the sliding plate (13) and the adjusting ring (14) are the same, and the support plate (11), the sliding plate (13) and the adjusting ring (14) are all split structures, and the front and rear ends of the support plate (11), the sliding plate (13) and the adjusting ring (14) are welded with docking plates (12), and the docking plates (12) are connected by bolts; A convex plate (131) is fixedly provided at the right end of the sliding plate (13), and a rotation adjustment mechanism (16) is provided at the upper right end of the supporting plate (11), wherein the rotation adjustment mechanism (16) comprises a support 1 (161), a lead screw (163), a support 2 (164), a drive motor 1 (165) and a control device (167), wherein a fixing cylinder 1 (1611) is fixedly provided through the interior of the support 1 (161), and a support 2 (162) is rotatably connected to the bottom of the support 1 (161), and the support 2 (162) is installed above the convex plate (131); The lead screw (163) is connected to the fixing cylinder (1611) by means of a thread, and a limiting plate (1631) is welded to the rear end of the lead screw (163); The bottom of the support seat 2 (164) is welded with a support pillar 3 (166), the bottom of the support pillar 3 (166) is rotatably connected with a shaft seat (1661), and the shaft seat (1661) is installed above the support plate (11); A second fixing cylinder (1641) is fixedly provided inside the second support (164), the lead screw (163) passes through the second fixing cylinder (1641) and is connected to a drive shaft (1651), the first drive motor (165) is connected to the front end of the drive shaft (1651), and a support rod (1652) is welded and distributed around the inner side of the first drive motor (165) and between the second support (164); The control device (167) is installed on the outer side wall of the support frame (2), and the control device (167) is electrically connected to the driving motor 1 (165).

2. The adjustable fixing device for detecting engineering foundation piles according to claim 1 is characterized in that: The second pile adjustment and fixing mechanism (4) comprises a first clamping plate (41), a second clamping plate (42), a connecting rod (43), an electric telescopic device (44) and an adjustment rod (45); the first clamping plate (41) and the second clamping plate (42) are symmetrical structures; a sliding hole (421) is provided in the middle of both ends of the second clamping plate (42); the connecting rod (43) is welded to both ends of the inner side of the first clamping plate (41); the connecting rod (43) penetrates and is connected to the sliding hole (421); and a movable plate (431) is installed at the outer end of the connecting rod (43); The electric telescopic device (44) is mounted on the inner side wall of the support frame (2), the inner end of the electric telescopic device (44) is connected to a telescopic rod (441), and the telescopic rod (441) is welded to the outer lower end of the second clamping plate (42); A through hole (201) is provided in the middle of the support frame (2) located on the right side, and the adjustment rod (45) passes through the through hole (201) and is connected to the outer end of the movable plate (431).

3. The adjustable fixing device for detecting engineering pile foundation according to claim 2 is characterized in that: The outside of the adjusting rod (45) is provided with tooth grooves (451), and the outer end of the adjusting rod (45) is welded with a second limiting plate (452). The second pile adjustment and fixing mechanism (4) further comprises a rack (46), and the rack (46) is located on the outside of the support frame (2) and meshingly connected to the bottom of the tooth groove (451). A driving shaft (463) is fixedly provided inside the rack (46), and one end of the driving shaft (463) is connected to a second driving motor (461), and a first fixing plate (462) is welded to the inner end of the second driving motor (461), and the other end of the driving shaft (463) is rotatably connected to a second fixing plate (464), and the first fixing plate (462) and the second fixing plate (464) are both welded to the outer wall of the support frame (2).

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