Foundation engineering sediment thickness detection device

Abstract

The utility model discloses a foundation engineering sediment thickness detection device, which comprises a base, a console and a support frame are respectively arranged on the base, a rotatable winding frame is arranged in the middle of the support frame, and the winding frame is driven by an external winding motor. The utility model relates to the technical field of engineering detection, and in the foundation engineering sediment thickness detection device, by arranging the visual camera, an operator can clearly see the condition of a detector in a pile hole on the ground, so that the detector can be ensured to horizontally fall on a sediment layer, and the detection efficiency is improved. The problem of detector deflection possibly occurring in the blind descending process is avoided, so that the detection accuracy is ensured; furthermore, by arranging a folding supporting mechanism, after the detector is in contact with a sediment layer, a plug is controlled by an air cylinder to be inserted into the inner wall of a pile hole, so that the height position of the detector is fixed, and then vibration generated when a servo electric cylinder works does not cause deviation to the position of the detector; therefore, the contact pad is prevented from sinking into sediment to influence the final detection accuracy.

Description

TECHNICAL FIELD

[0001] The utility model relates to engineering detection technical field, concretely is a foundation engineering sediment thickness detection device. BACKGROUND

[0002] When drilling bored piles, due to the sedimentation of mud or the collapse of pile hole wall, a layer of sediment is often formed at the bottom of the column hole. When the sediment thickness is large, the stiffness of the pile bottom will decrease, and the allowable bearing capacity will decrease, so before the pouring of the ground pile, the sediment thickness at the bottom of the hole needs to be measured to determine whether it meets the construction conditions.

[0003] As disclosed in a kind of authorized patent CN220772085 U of China, a sediment thickness detection device is used to rotate into the interior of sediment by the action of rotation, to realize the sinking of detection needle, not only guarantee the thoroughness of sedimentation, reduce measurement error, but also make the process of sedimentation faster, and further improve detection efficiency.

[0004] But the above-mentioned device ignores the following problems, first, how to ensure that the detection pie is in contact with the sediment layer, second, the vibration generated by the servo motor when working will be transmitted to the detection pie, which may cause the detection pie to sink into the sediment layer, and finally affect the accuracy of the detection result. UTILITY MODEL CONTENT

[0005] (I) technical problem solved

[0006] In view of the deficiencies of the prior art, the utility model provides a foundation engineering sediment thickness detection device, which solves the problem of low accuracy of the existing sediment thickness detection device.

[0007] (II) technical scheme

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a foundation engineering sediment thickness detection device, comprising a base, the base is respectively provided with a control console and a support frame, a rotatable winding frame is installed in the middle of the support frame, and the winding frame is driven by an external winding motor.

[0009] The winding frame is located in front of the winding frame, and the top of the winding frame is obliquely installed with a winding pipe sleeve. The winding frame is wound with a traction rope, one end of the traction rope passes through the winding pipe sleeve and is fixed with a detector.

[0010] The detector comprises a cylinder, a contact pad and a control box, the bottom of the contact pad is provided with a first pressure sensor, and the control box is respectively provided with a camera and a lighting lamp.

[0011] As a further preferred, a liftable servo cylinder is arranged in the cylinder, a detection rod is installed at the output end of the servo cylinder, and a second pressure sensor is installed at the end of the detection rod.

[0012] As further preferred, the side of the barrel is provided with a semi-open cover, a first cylinder is movably mounted on the top of the inner wall of the cover, a plug is mounted on the free end of the first cylinder, a second cylinder is movably mounted on the bottom of the inner wall of the cover, and the free end of the second cylinder is movably connected with the fixed end of the first cylinder.

[0013] (Three) beneficial effects

[0014] The utility model provides a foundation engineering sediment thickness detection device. Have the following beneficial effects:

[0015] The foundation engineering sediment thickness detection device, through setting up visual camera, can make the operator on the ground see the detector inside the pile hole, thereby ensuring the detector to fall horizontally on the sediment layer, avoiding the detector skew problem that can appear in the blind falling process, thereby guaranteeing the detection accuracy, further, through setting up the folding support mechanism, when the detector contacts the sediment layer, the plug is inserted into the inner wall of the pile hole through the cylinder control, thereby fixing the height position of the detector, the vibration generated when the servo cylinder works does not cause the position deviation of the detector, thereby avoiding the contact pad sinking into the sediment and affecting the final detection accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the structure schematic diagram of the utility model;

[0017] Fig. 2 It is the state diagram of the detector of the utility model when working.

[0018] In the drawing: 1, base; 2, control cabinet; 3, support frame; 4, winding frame; 5, winding motor; 6, wire conveying frame; 7, wire conveying pipe sleeve; 8, traction rope; 9, detector; 91, barrel; 92, contact pad; 93, control box; 10, first pressure sensor; 11, camera; 12, illuminating lamp; 13, servo cylinder; 14, detection rod; 15, second pressure sensor; 16, cover; 17, first cylinder; 18, second cylinder; 19, plug. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0020] For example, Figs. 1-2As shown, the utility model provides a technical scheme: a foundation engineering sediment thickness detection device, including base 1, this base 1 is provided with control cabinet 2 and support frame 3 respectively, the middle part of support frame 3 is installed rotatable winding frame 4, winding frame 4 is driven by external winding motor 5.

[0021] Line feeding frame 6, located in the front of winding frame 4, the top of line feeding frame 6 is obliquely installed with line feeding pipe sleeve 7, winding frame 4 is wound with traction rope 8, traction rope 8 can be built-in wire line, be used for connecting control box 93 and control cabinet 2, of course, other such as wireless communication control mode can also be used, one end of traction rope 8 passes through line feeding pipe sleeve 7 and is fixed with detector 9.

[0022] Detector 9 includes cylinder 91, contact pad 92 and control box 93 (electric control element, power assembly are built-in in control box 93, therefore part belongs to prior art, not described in detail), the bottom of contact pad 92 is provided with first pressure sensor 10, control box 93 is installed with camera 11 (through the bluetooth connection mode and control cabinet 2 realize intercommunication, namely the display screen on control cabinet 2 can realize the shooting content of camera 11) and illuminating lamp 12 (for the light supplement of camera 11) respectively.

[0023] Cylinder 91 is provided with liftable servo cylinder 13 in, the output end of servo cylinder 13 is installed with detection rod 14, the tail end of detection rod 14 is installed with second pressure sensor 15.

[0024] The side of cylinder 91 is provided with half-open cover 16, the inner wall top of cover 16 is movably installed with first air cylinder 17, the free end of first air cylinder 17 is installed with plug 19, the inner wall bottom of cover 16 is movably installed with second air cylinder 18, the free end of second air cylinder 18 is movably connected with the fixed end of first air cylinder 17, second air cylinder 18 can make first air cylinder 17 stretch or be stored in cover 16, first air cylinder 17 can drive plug 19 to be inserted into hole wall and realize fixed purpose.

[0025] Meanwhile, the contents not described in detail in the specification all belong to the prior art known to the person skilled in the art.

[0026] When using, first, detector 9 is placed in the stake hole, then winding motor 5 is started, winding frame 4 is driven to rotate, so that traction rope 8 is unwound, so that detector 9 starts to descend in the stake hole, during the descending process, camera 11 and illuminating lamp 12 are all turned on, and the operator can observe the condition in the stake hole through control cabinet 2.

[0027] When the contact pad 92 just contacts the top of the sediment layer, the first pressure sensor 10 detects the pressure signal, first starts the second air cylinder 18, drives the first air cylinder 17 to unfold from the cover body 16, then opens the first air cylinder 17, inserts the plug 19 into the hole wall, thereby fixes the position of the whole detector 9, in this way, the servo cylinder 13 is subsequently opened, drives the detection rod 14 to penetrate into the sediment layer, the vibration generated thereby is transmitted to the contact pad 92, but the contact pad 92 does not sink into the sediment layer due to the fixing effect of the plug 19, that is, the contact pad 92 always maintains the posture of contacting the surface of the sediment layer, when the second pressure sensor 15 detects the resistance signal, the servo cylinder 13 is closed, at this time, the length of the detection rod 14 extending out of the contact pad 92 is the thickness of the sediment layer, and the measurement is accurate.

[0028] In summary, the foundation engineering sediment thickness detection device, by setting the visual camera, the operator can see the detector inside the pile hole on the ground, so as to ensure that the detector falls horizontally on the sediment layer, avoiding the problem of detector skewing in the blind landing process, thereby ensuring the detection accuracy; further, by setting the folding support mechanism, when the detector contacts the sediment layer, the plug is inserted into the inner wall of the pile hole through the cylinder, thereby fixing the height position of the detector, and the vibration generated when the servo cylinder works will not cause the deviation of the position of the detector, thereby avoiding the contact pad sinking into the sediment to affect the final detection accuracy.

[0029] It should be noted that the electrical components appearing in this paper are all connected with the main controller and 220V or 380V mains electricity, and the main controller can be a conventional known device such as a computer, the control principle, internal structure and control switch mode are all conventional means of prior art, which are directly quoted here, and will not be described in detail, in this paper, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device.

[0030] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A device for detecting the thickness of a sediment layer in a foundation engineering, characterized by: Including base (1), the base (1) is provided with control cabinet (2) and support frame (3) respectively, the middle part of support frame (3) is installed rotatable winding frame (4), winding frame (4) is driven by external winding motor (5); Line frame (6) is located in the front of winding frame (4), the top of line frame (6) is obliquely installed line pipe sleeve (7), winding frame (4) is wound with traction rope (8), one end of traction rope (8) passes through line pipe sleeve (7) and is fixed with detector (9); Detector (9) includes cylinder (91), contact pad (92) and control box (93), the bottom of contact pad (92) is provided with first pressure sensor (10), control box (93) is installed camera (11) and illuminating lamp (12) respectively.

2. The device for detecting the thickness of the sediment of a foundation engineering according to claim 1, characterized in that: The inside of the cylinder (91) is provided with a liftable servo cylinder (13), the output end of the servo cylinder (13) is installed with a detection rod (14), the end of the detection rod (14) is installed with a second pressure sensor (15).

3. The device for detecting the thickness of the sediment of a foundation engineering according to claim 2, characterized in that: The side of the cylinder (91) is provided with a semi-open cover (16), the inner wall top of the cover (16) is movably installed with a first air cylinder (17), the free end of the first air cylinder (17) is installed with a plug (19), the inner wall bottom of the cover (16) is movably installed with a second air cylinder (18), the free end of the second air cylinder (18) is movably connected with the fixed end of the first air cylinder (17).

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