Pile foundation quality detection device

Abstract

The utility model provides a pile foundation quality detection device. The pile foundation quality detection device comprises symmetrically-arranged mounting frame assemblies, a sliding block assembly arranged between the two mounting frame assemblies and a drilling sampling assembly arranged on the sliding block assembly. The mounting frame assembly comprises fixing plates arranged at the two ends and at least one connecting plate arranged between the two fixing plates, one connecting plate is detachably connected with the fixing plate or the other connecting plate, and sliding grooves are formed in the connecting plates and the fixing plates; the sliding block assembly comprises fixing blocks arranged at the two ends and at least one connecting block arranged between the two fixing blocks, one connecting block is detachably connected with the fixing block or the other connecting block, and bosses matched with the sliding grooves are arranged on the outer sides of the fixing blocks. The drilling sampling assembly comprises a sliding block arranged on the sliding block assembly in a sleeving mode and a drilling sampling part connected with the sliding block. The pile foundation quality detection device solves the problem that a pile foundation quality detection device which is high in universality and detection efficiency is lacked in the prior art.

Description

TECHNICAL FIELD

[0001] The utility model belongs to quality detection technical field, especially relate to a pile foundation quality detection device. BACKGROUND

[0002] The deep foundation composed of piles and pile caps (referred to as caps) connected to the top of piles or single pile foundation connected by columns and piles is referred to as pile foundation. If the pile body is completely buried in the soil and the cap bottom surface is in contact with the soil, it is referred to as low-cap pile foundation. If the upper part of the pile is exposed to the ground and the cap bottom is above the ground, it is referred to as high-cap pile foundation.

[0003] The quality of the pile foundation directly affects the safety and durability of the structure. There are many types of pile foundations, and the construction process varies greatly. In addition, the stratum is complex, so it is necessary to detect the quality of the pile foundation by professional detection methods. The drilling core method is a commonly used detection method.

[0004] In the prior art, a device for drilling sampling is provided by setting a sleeve, a horizontal plate is provided on the sleeve, and a drill that can slide is provided on the horizontal plate. However, when the diameter of the pile foundation is greater than the diameter of the sleeve, the device is not suitable, thereby the universality of the device is low, and the device can only drill and core on a straight line of the horizontal plate. When multiple points need to be cored, and the cored positions are not on a straight line, the position of the sleeve needs to be adjusted, thereby reducing the detection efficiency. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model aims to provide a pile foundation quality detection device to solve the problem of lack of a pile foundation quality detection device with high universality and detection efficiency in the prior art.

[0006] The pile foundation quality detection device provided by the utility model comprises two symmetrically arranged mounting frame assemblies, a sliding block assembly arranged between the two mounting frame assemblies, and a drilling and sampling assembly arranged on the sliding block assembly.

[0007] The mounting frame assembly comprises fixed plates arranged at both ends and at least one connecting plate arranged between the two fixed plates. The connecting plate and the fixed plate are connected in a detachable manner, and adjacent two connecting plates are connected in a detachable manner. Slotted holes are arranged on the connecting plate and the fixed plate, and a plurality of slotted holes constitute a sliding channel.

[0008] The sliding block assembly comprises fixed blocks arranged at both ends and at least one connecting block arranged between the two fixed blocks. The connecting block and the fixed block are connected in a detachable manner, and adjacent two connecting blocks are connected in a detachable manner. The outer side of the fixed block is provided with a boss matched with the slotted hole, so that the sliding block assembly moves along the length direction of the mounting frame assembly.

[0009] The drilling sampling assembly comprises a sliding block sleeved on the sliding block assembly and a drilling sampling component connected with the sliding block, so that the drilling sampling assembly moves along the length direction of the sliding block assembly.

[0010] The pile quality detection device can be adapted to pile bases of various sizes and can be detected, and in addition, the drilling sampling assembly is provided with the sliding block sleeved on the sliding block assembly and the drilling sampling component below the sliding block, so that the drilling sampling assembly can move along the length direction of the sliding block assembly, and the fixed block is provided with the boss on both sides, and the sliding groove corresponding to the boss is arranged on the connecting block, so that the sliding block assembly can move along the length direction of the mounting rack assembly, that is, the drilling sampling component can move along two directions of the horizontal axis and the vertical axis, so that the drilling sampling component can move to various points in the plane, and after the mounting rack assembly is fixed, the sliding block assembly and the sliding block can be moved, so that the requirements of sampling at different points on the pile base can be met without adjusting the position of the mounting rack assembly, and the efficiency of drilling sampling is greatly improved.

[0011] In addition, the pile quality detection device can have the following additional technical features.

[0012] Preferably, the mounting rack assembly further comprises a supporting leg, the bottom of the fixed plate is provided with a sleeve, the supporting leg comprises a base portion and a threaded rod arranged on the base portion, and the sleeve is provided with an external thread matched with the threaded rod.

[0013] Preferably, the drilling sampling assembly further comprises a first fastener, the middle of the sliding block is provided with a square slot, so that the sliding block is sleeved on the sliding block assembly, the top of the sliding block is provided with a mounting hole matched with the first fastener, and the first fastener is matched with the mounting hole, so that the sliding block is fixed at a preset region of the sliding block assembly.

[0014] Preferably, the mounting rack assembly further comprises a plurality of limiting blocks, the limiting blocks are sleeved on the connecting plate or the fixed plate, the limiting blocks are provided with the mounting hole, the mounting hole is provided with the first fastener, and the limiting blocks are used for limiting the sliding block assembly to be fixed at a preset position of the mounting rack assembly.

[0015] Preferably, the drill sampling assembly further comprises a lifting component arranged below the sliding block, the lifting component being used to connect the sliding block and the drill sampling component and drive the drill sampling component to move up and down.

[0016] Preferably, the mounting rack assembly and the sliding block assembly each comprise a second fastener, the two fixing blocks are respectively provided with a recess portion and an extension portion which are adapted to each other on opposite sides, the two fixing plates are respectively provided with the recess portion and the extension portion on opposite sides, the connecting plate is respectively provided with the recess portion and the extension portion on opposite sides, the connecting block is respectively provided with the recess portion and the extension portion on opposite sides, a stepped hole is arranged on the extension portion, a screw hole adapted to the stepped hole is arranged on the recess portion, and the second fastener is matched with the stepped hole and the screw hole.

[0017] Preferably, the cross-sectional area of the sliding groove gradually increases from one side of the boss to the other side.

[0018] Preferably, a plurality of the sliding block assemblies are arranged between the two mounting rack assemblies.

[0019] Preferably, the base portion is outwardly extended with an annular flange, and the annular flange is provided with a fixing hole.

[0020] Preferably, the first fastener comprises a top cover portion, a screw rod portion arranged below the top cover portion, and an elastic portion arranged below the screw rod portion. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 A structural schematic view of the pile foundation quality detection device according to an embodiment of the present application is shown in the figure;

[0022] Figure 2 An exploded view of the mounting rack assembly according to an embodiment of the present application is shown in the figure;

[0023] Figure 3 A Figure 2 A partial view from another perspective;

[0024] Figure 4 An exploded view of the sliding block assembly according to an embodiment of the present application is shown in the figure;

[0025] Figure 5 A structural schematic view of the drill sampling assembly according to an embodiment of the present application is shown in the figure;

[0026] Figure 6 A structural schematic view of the limiting block according to an embodiment of the present application is shown in the figure.

[0027] MAIN ELEMENT SYMBOL EXPLANATION

[0028]

[0029]

[0030] The following detailed description, in conjunction with the accompanying drawings, will further illustrate this utility model. Detailed Implementation

[0031] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. Several embodiments of this utility model are shown in the drawings. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that the disclosure of this utility model will be more thorough and complete.

[0032] It should be noted that when a component is said to be "fixed to" another component, it can be directly on the other component or there may be an intervening component. When a component is said to be "connected to" another component, it can be directly connected to the other component or there may be an intervening component. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0033] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0034] Please see Figures 1 to 6 The image shows a pile foundation quality testing device according to an embodiment of the present invention, comprising two symmetrically arranged mounting frame assemblies 10, a sliding block assembly 20 disposed between the two mounting frame assemblies 10, and a drilling sampling assembly 30 disposed on the sliding block assembly 20, wherein:

[0035] The mounting bracket assembly 10 includes fixed plates 11 at both ends and at least one connecting plate 12 between the two fixed plates 11. The connecting plate 12 is detachably connected to the fixed plates 11, and adjacent connecting plates 12 are detachably connected to each other. Both the connecting plate 12 and the fixed plate 11 are provided with sliding grooves 13, and multiple sliding grooves 13 form a slide.

[0036] The sliding block assembly 20 comprises fixed blocks 21 arranged at two ends and at least one connecting block 22 arranged between the two fixed blocks 21, the connecting block 22 is detachably connected with the fixed block 21, and adjacent two connecting blocks 22 are detachably connected, and the fixed block 21 is provided with a boss 23 matched with the sliding groove 13, so that the sliding block assembly 20 moves along the length direction of the mounting frame assembly 10.

[0037] The drilling sampling assembly 30 comprises a sliding block 31 sleeved on the sliding block assembly 20 and a drilling sampling component 32 connected with the sliding block 31, so that the drilling sampling assembly 30 moves along the length direction of the sliding block assembly 20.

[0038] It can be understood that, by adopting the detachable connection mode of the fixed plate 11 and the connecting plate 12 in the mounting frame assembly 10 and the detachable connection mode of the fixed block 21 and the connecting block 22 in the sliding block assembly 20, the size of the mounting frame assembly 10 and the sliding block assembly 20 can be adjusted according to the diameter of the pile foundation, so that the pile foundation quality detection device can adapt to pile foundations of different sizes and perform detection, and in addition, by arranging the sliding block 31 sleeved on the sliding block assembly 20 and the drilling sampling component 32 below the sliding block 31 in the drilling sampling assembly 30, the drilling sampling assembly 30 can move along the length direction of the sliding block assembly 20, and by arranging the boss 23 on both sides of the fixed block 21 and the sliding groove 13 corresponding to the boss 23 on the fixed block 21 and the connecting block 22, the sliding block assembly 20 can move along the length direction of the mounting frame assembly 10, that is, the drilling sampling component 32 can move along the two directions of the horizontal axis and the vertical axis, so that the drilling sampling component 32 can move to each point in the plane, and then after the mounting frame assembly 10 is fixed, the sliding block assembly 20 and the sliding block 31 can be moved to realize the sampling requirement at different points on the pile foundation without adjusting the position of the mounting frame assembly 10, thereby greatly improving the efficiency of drilling sampling.

[0039] Specifically, the mounting frame assembly 10 further comprises a supporting leg 14, the bottom of the fixed plate 11 is provided with a sleeve 15, the supporting leg 14 comprises a base portion 141 and a threaded rod 142 arranged on the base portion 141, and the sleeve 15 is provided with an external thread matched with the threaded rod 142. In specific implementation, by arranging the threaded rod 142, the height of the mounting frame assembly 10 can be adjusted, so that when the ground is uneven, the height difference between the two sides of the mounting frame assembly 10 can be adjusted to ensure the flatness above the mounting frame assembly 10, thereby ensuring the vertical and stable sampling of the drilling sampling assembly 30.

[0040] In addition, the drilling and sampling assembly 30 further comprises a first fastener 33, the middle of the sliding block 31 is provided with a square groove 311, so that the sliding block 31 is sleeved on the sliding block assembly 20, the top of the sliding block 31 is provided with a mounting hole 312 matched with the first fastener 33, and the sliding block 31 is fixed at the preset position of the sliding block assembly 20 by cooperation of the first fastener 33 and the mounting hole 312. Further, the first fastener 33 comprises a top cover portion 331, a screw portion 332 arranged below the top cover portion 331, and an elastic portion 333 arranged below the screw portion 332. By arranging the sliding block 31, the drilling and sampling assembly 30 can move on the sliding block assembly 20. Then, by arranging the first fastener 33 and the mounting hole 312 to cooperate, the sliding block 31 can be moved to the target position. By tightening the first fastener 33, the top cover portion 331 can abut against the top of the sliding block 31, so that the sliding block 31 can be locked, and the drilling and sampling component 32 can be drilled and sampled at the target position. In addition, in specific implementation, the bottom of the first fastener 33 is provided with the elastic portion 333, and the locking effect of the sliding block 31 is achieved by extruding the elastic portion 333. In addition, by arranging the elastic portion 333, the first fastener 33 and the sliding block assembly 20 are prevented from rubbing against each other, so as to increase the service life of the sliding block 31 assembly and the first fastener 33

[0041] Specifically, the mounting rack assembly 10 further comprises a plurality of limiting blocks 16, the limiting blocks 16 are sleeved on the connecting plate 12 or the fixed plate 11, the limiting blocks 16 are provided with mounting holes 312, the mounting holes 312 are provided with first fasteners 33, and the limiting blocks 16 are used to limit the sliding block assembly 20 to be fixed at the preset position of the mounting rack assembly 10. In implementation, by arranging the limiting blocks 16, when the sliding block assembly 20 moves to the target position on the mounting rack assembly 10, the sliding block assembly 20 can be fixed at the target position, so that the drilling and sampling component 32 can be stably drilled and sampled at the target position.

[0042] In addition, the drilling and sampling assembly 30 further comprises a lifting component 34 arranged below the sliding block 31, the lifting component 34 is used to connect the sliding block 31 and the drilling and sampling component 32, and drive the drilling and sampling component 32 to move up and down. In specific implementation, the lifting component 34 is used to control the drilling and sampling component 32 to move up and down for drilling and sampling. In some optional embodiments, the lifting component 34 can adopt an existing lifting motor and telescopic rod, and the drilling and sampling component 32 can adopt an existing motor and a sampling head. The specific structure of the lifting component 34 and the drilling and sampling component 32 is not the main protection point of the present scheme, and thus will not be described in detail here.

[0043] Specifically, the mounting rack assembly 10 and the sliding block assembly 20 each include the second fastener 17, the two fixed blocks 21 opposite sides are respectively provided with mutually adapted recessed part 18 and extension part 19, the two fixed plates 11 opposite sides are respectively provided with recessed part 18 and extension part 19, the connecting plate 12 two sides are respectively provided with recessed part 18 and extension part 19, the connecting block 22 two sides are respectively provided with recessed part 18 and extension part 19, the extension part 19 is provided with a stepped hole 191, the recessed part 18 is provided with a screw hole 181 adapted to the stepped hole 191, the second fastener 17 passes through the stepped hole 191 and cooperates with the screw hole 181. In specific implementation, through the lapping mode, the second fastener 17 is matched with the screw hole 181, so that the mounting rack assembly 10 and the sliding block assembly 20 are detachably connected. In addition, the clamping or mortise and tenon connection mode can also be used. The specific connection structure is not the main protection point of the scheme, and will not be described here.

[0044] In addition, the cross-sectional area of the sliding groove 13 gradually increases from one side close to the boss 23 to the other side. By controlling the cross-sectional shape of the sliding groove 13, the boss 23 is not easy to slide out of the sliding groove 13, so that the sliding block assembly 20 can stably move on the mounting rack assembly 10.

[0045] Specifically, a plurality of sliding block assemblies 20 are arranged between the two mounting rack assemblies 10. In specific implementation, when the pile foundation is large and the sampling points are more, multiple sliding block assemblies 20 and drilling and sampling assemblies 30 arranged on the sliding block assemblies 20 can be arranged to realize multi-point simultaneous sampling, so as to increase the drilling and sampling efficiency.

[0046] In addition, the base portion 141 extends outwardly with an annular flange 143, and the annular flange 143 is provided with a fixing hole 144. In specific implementation, the screw can be screwed into the ground through the fixing hole 144, so that the base portion 141 is firmly connected with the ground, thereby ensuring that the mounting rack assembly 10 does not shake, so as to ensure the stable operation of the drilling and sampling assembly 30.

[0047] In summary, the pile quality detection device in the above-mentioned embodiments of the utility model, through the detachable connection mode of the fixed plate 11 and the connecting plate 12 in the mounting frame assembly 10, and the detachable connection mode of the fixed block 21 and the connecting block 22 in the sliding block assembly 20, the size of the mounting frame assembly 10 and the sliding block assembly 20 can be adjusted according to the diameter of the pile, so that the pile quality detection device of the present scheme can adapt to and detect pile foundations of various sizes, in addition, the drill sampling assembly 30 is arranged on the sliding block 31 and the drill sampling part 32 below the sliding block 31 on the sliding block assembly 20, so that the drill sampling assembly 30 can move along the length direction of the sliding block assembly 20, and the boss 23 is arranged on both sides of the fixed block 21, and the sliding groove 13 corresponding to the boss 23 is arranged on the fixed block 21 and the connecting block 22, so that the sliding block assembly 20 can move along the length direction of the mounting frame assembly 10, that is, the drill sampling part 32 can move along the horizontal axis and the vertical axis in two directions, so that the drill sampling part 32 can move to each point in the plane, and then after the mounting frame assembly 10 is fixed, the sliding block assembly 20 and the sliding block 31 can be moved to realize the sampling requirement of different points on the pile foundation without adjusting the position of the mounting frame assembly 10, greatly improving the efficiency of drill sampling. Therefore, the utility model solves the problem of lacking a pile quality detection device with high universality and detection efficiency in the prior art.

[0048] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0049] The above-described embodiments only express several implementation manners of the utility model, and the description is more specific and detailed, but it cannot be understood as a limitation on the scope of the utility model patent. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which are within the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A pile quality detection device, characterized in that, The device comprises two symmetrical mounting rack assemblies, a sliding block assembly arranged between the two mounting rack assemblies, and a drilling sampling assembly arranged on the sliding block assembly. The mounting rack assembly comprises two fixed plates arranged at two ends and at least one connecting plate arranged between the two fixed plates. The sliding block assembly comprises two fixed blocks arranged at two ends and at least one connecting block arranged between the two fixed blocks. The drilling sampling assembly comprises a sliding block arranged on the sliding block assembly and a drilling sampling component connected with the sliding block.

2. The pile quality detection device according to claim 1, characterized in that, The mounting rack assembly further comprises supporting legs, and the bottom of the fixed plate is provided with a sleeve.

3. The pile quality detection device according to claim 1, characterized in that, The drilling sampling assembly further comprises a first fastener, and the middle of the sliding block is provided with a square slot.

4. The pile quality detection apparatus according to claim 3, wherein The mounting rack assembly further comprises a plurality of limiting blocks, and the limiting blocks are arranged on the connecting plates or the fixed plates.

5. The pile quality detection device according to claim 1, characterized in that, The drilling sampling assembly further comprises a lifting component arranged below the sliding block.

6. The pile quality detection device according to claim 1, characterized in that, The mounting rack assembly and the sliding block assembly each comprise a second fastener.

7. The pile quality detection device according to claim 1, characterized in that, The cross-sectional area of the sliding groove gradually increases from one side of the protrusion to the other side.

8. The pile quality detection device according to claim 1, characterized in that, A plurality of sliding block assemblies are arranged between the two mounting rack assemblies.

9. The pile quality detection device according to claim 2, characterized in that, The base portion extends outwardly to form an annular flange, and the annular flange is provided with a fixing hole.

10. The pile quality detection device according to claim 3, characterized in that, The first fastener comprises a top cover portion, a screw rod portion arranged below the top cover portion, and an elastic portion arranged below the screw rod portion.

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