CN215810592U - A pile diameter and pile verticality detection device - Google Patents

Description

Pile diameter and pile body perpendicularity detection device

Technical Field

The utility model relates to a device for detecting the perpendicularity of a pile diameter and a pile body.

Background

Pile foundation construction refers to the construction process of building foundations, and exists in a building project in a large quantity. Due to the limitation of the process and the construction level, the pile body can be measured only 28 days after the pile foundation is poured in the prior art, but the verticality of the pile foundation in the prior art is difficult to guarantee. Once the pile foundation does not meet the acceptance standard, great influence is generated on the engineering quality, progress and cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pile diameter and pile body perpendicularity detection device to solve the technical problem that in the prior art, a pile body can be measured only after pile foundation pouring is finished.

In order to achieve the purpose, the pile diameter and pile body perpendicularity detection device adopts the following technical scheme:

a pile diameter and pile body verticality detection device comprises a telescopic handle and a supporting beam, wherein a scale plate is fixed at the lower end of the supporting beam, the length of the supporting beam is smaller than the diameter of a pile foundation to be detected so as to extend into the supporting beam, a hanging rod capable of guiding and moving along the length direction of the supporting beam is installed below the supporting beam, a detection needle extending along the length direction of the supporting beam is fixed at the lower end of the hanging rod, the length of the detection needle is smaller than that of the supporting beam, the distance from one end, far away from the scale plate, of the detection needle to a connection point between the detection needle and the supporting beam is larger than that from one end, near the scale plate, of the detection needle to the connection point between the detection needle and the supporting beam, a marking part used for leaving marks on the scale plate is arranged at one end, facing the detection needle, of the scale plate, is provided with scale marks extending along the length direction of the supporting beam, the detection needle and the scale plate are staggered in the direction perpendicular to the length of the supporting cross beam, so that the mark part can leave marks on the scale plate when the detection needle slides along the supporting cross beam.

The detection needle is sharp in shape at one end close to the scale plate to form the marking part.

The telescopic handle comprises a plurality of sections of conical sleeves which are sequentially connected end to end, the large ends of the conical sleeves are connected together with the small ends of the conical sleeves facing downwards, and the adjacent two conical sleeves are connected in a telescopic mode through size matching and cannot be separated due to stretching force application.

The supporting beam is of a hollow tubular structure, the upper end of the telescopic handle is fixed to the upper end of the supporting beam, a guide groove extending along the length direction of the supporting beam is formed in the lower side pipe wall of the supporting beam, the suspension rod is a T-shaped piece, the end part of the suspension rod is arranged in the pipe space of the supporting beam from the end part of the guide groove and clamped on the guide groove and cannot fall off, and the size of the rod body part at the lower end of the suspension rod is smaller than the width of the guide groove so as to move along the guide direction of the guide groove.

The scale plate comprises a skeleton structure and a flexible layer coated on the periphery of the skeleton structure.

The framework structure is a plate-shaped structure.

The scale plate is fixed at the lower end of the supporting beam through a connecting piece, the connecting piece comprises two connecting pieces and a bolt, the two connecting pieces are respectively welded and fixed on the supporting beam and the scale plate, and the two connecting pieces are fixed through the bolt and the nut.

The telescopic handle can be installed in the fixed frame in a guiding and moving mode along the vertical direction, and the lower end of the telescopic handle extends out of the fixed frame to be connected with the supporting beam.

The utility model has the following beneficial effects: when the device for detecting the pile diameter and the perpendicularity of the pile body is used, the telescopic handle is operated to drive the detection needle to fall down along the edge of the pile hole, when the pile diameter is smaller, one end of the detection needle, which is far away from the scale plate, is pressed inwards by the pile foundation, the detection needle drives the suspension rod to slide inwards relative to the supporting cross beam, and the marking part of the detection needle rubs on the scale plate and leaves a record on the suspension rod. The elevation of the section that the stake footpath is partial can be determined to the length of transferring through flexible handle, compares the scale mark that the mark that leaves on the scale plate corresponds again and can confirm the pile foundation diameter of the section that the stake footpath is partial. Therefore, the method realizes that the pile diameter and the pile body verticality are measured immediately after the pile foundation is excavated by using a pure mechanical structure, has the advantages of low cost and convenience in operation, can find the defects of the pile foundation as early as possible, and avoids the problems of influence on the engineering quality, the engineering progress and the engineering cost caused by reworking after pouring.

Drawings

Fig. 1 is a schematic view of a use state of an embodiment of the device for detecting perpendicularity of a pile diameter and a pile body according to the present invention.

Detailed Description

The embodiment of the utility model relates to a device for detecting the perpendicularity of the pile diameter and the pile body, which comprises the following steps:

the specific structure of the pile diameter and pile body perpendicularity detection device is shown in figure 1 and comprises a telescopic handle 1, a supporting beam 2, a hanging rod 3, a scale plate 4, a connecting piece 5, a detection needle 6 and a fixing frame 7. The fixed mount 7 is used for being placed on a road surface,

the telescopic handle 1 can be installed in the fixed frame 7 in a guiding and moving mode along the vertical direction, the lower end of the telescopic handle is exposed out of the lower end of the fixed frame 7, the supporting beam 2 is fixed at the lower end of the telescopic handle 1, the hanging rod 3 is installed at the lower end of the supporting beam 2 in a guiding and moving mode, and the scale plate 4 is fixed at the lower end of the supporting beam 2 through the connecting piece 5. The lower extreme at jib 3 is fixed through the tie point at middle part to detection needle 6, and the total length that detects needle 6 is less than the stake footpath of the volume of awaiting measuring pile foundation, detects 6 both ends of needle and apart from the different distances of tie point, moves towards near one side of tie point scale 4 and this tip appearance are sharp-pointed and form and be convenient for leave the mark portion of mark on the scale 4.

The telescopic handle 1 comprises a plurality of sections of conical sleeves which are sequentially connected end to end, the large ends of the conical sleeves are connected together with the small ends of the conical sleeves facing downwards, and the adjacent two conical sleeves are connected in a telescopic mode through size matching and cannot be separated due to stretching force application. In other embodiments, the retractable handle 1 may also be made of a cylindrical sleeve with an external thread at one end and an internal thread at the other end, and the number of the cylindrical sleeve is sequentially increased by the thread section to extend the length of the retractable handle 1.

The supporting beam 2 is of a hollow tubular structure, the upper end of the telescopic handle 1 is fixed at the upper end of the supporting beam 2, and a guide groove extending along the length direction of the lower side pipe wall of the supporting beam 2 is formed in the lower side pipe wall of the supporting beam. The hanger bar 3 is a T-shaped member whose tip portion is fitted into the tube space of the support beam 2 from the end of the guide groove and is caught on the guide groove so as not to fall off, and whose lower end bar body portion has a size smaller than the width of the guide groove so as to move along the guide thereof.

The scale plate 4 comprises a skeleton structure and a flexible layer coated on the periphery of the skeleton structure, and the hardness of the flexible layer is low so that marks are left on the flexible layer by the mark part. The carcass structure is preferably plate-shaped to better protect the flexible layer. The skeleton structure can be made of steel plates, iron sheets, hard plastic plates and other materials with higher hardness, and the flexible layer is made of foam or other materials with lower hardness. In other embodiments, the end of the detection needle 6 may also be a smooth structure rather than a sharp structure, as long as the smooth end is sufficient to leave a mark on the flexible layer. In other embodiments, the end of the detection needle 6 may also be a smooth structure instead of a sharp structure, in which case the end may be provided with a pigment to leave a mark on the scale plate 4, in which case the flexible layer may also be omitted directly.

The width direction of the scale plate 4 is consistent with the extending direction of the guide groove, and the detection needle 6 is staggered from the scale plate 4 by a small distance in the front-back direction so as to ensure that the detection needle 6 can pass the surface of the scale plate 4 and leave marks on the surface. When one section of the conical sleeve is pulled out, the total length of the telescopic handle 1 is determined, and the elevation of the small section of the pile diameter can be determined by comparing with the marks left on the scale plate 4. Be provided with the scale mark along its width direction on the scale plate 4, compare the scale mark that the mark that leaves on the scale plate 4 corresponds and can confirm the pile foundation diameter of the partial segment of pile diameter.

In this embodiment, the connecting piece 5 includes two connecting pieces and a bolt, the two connecting pieces are welded and fixed on the supporting beam 2 and the scale plate 4 respectively, the two connecting pieces are fixed together through a bolt and a nut, and the distance that the scale plate 4 and the supporting beam 2 are staggered in the front-rear direction can be adjusted by sleeving a gasket on the bolt. In other embodiments, the supporting beam 2 and the scale plate 4 may also be directly welded and fixed together, or fixed together by other methods, but in the case of direct welding, the distance of the scale plate 4 and the detection needle 6 staggered in the front-back direction is difficult to control.

When the pile foundation needs to be measured after drilling is completed, the device is fixed on the ground through the fixing frame 7 so as to prevent the device from moving and influence the measurement result, the telescopic handle 1 is operated to drive the suspension rod 3 to drive the detection needle 6 to fall along the edge of the pile hole, when the pile falls, the detection needle 6 is far away from the scale plate 4, one end of the detection needle 6 can be extruded by the pile in the radial direction, the detection needle 6 drives the suspension rod 3 to slide to the inner side relative to the supporting beam 2, and the marking part of the detection needle 6 rubs on the scale plate 4 and passes through and leaves a record on the scale plate.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above embodiments are only for illustrating the technical solutions of the present invention and are not limited, and other modifications or equivalent substitutions made by the technical solutions of the present invention by the ordinary skilled person in the art are included in the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims (8)

1. The utility model provides a stake footpath and pile shaft straightness detection device that hangs down which characterized in that: including telescopic handle and supporting beam, the supporting beam lower extreme is fixed with the scale plate, the length of supporting beam is less than the diameter of waiting to detect the pile foundation in order to stretch into wherein, and the jib that can follow its length direction removal is installed to the supporting beam below, the lower extreme of jib is fixed with the edge the detection needle that the length direction of supporting beam extends, the length of detecting the needle is less than supporting beam's length, it keeps away from to detect the needle the distance of one end of scale plate apart from its and supporting beam tie point is greater than it is close to the distance of one end of scale plate apart from its and supporting beam tie point, it is close to detect the needle the one end of scale plate has and is used for being in leave the mark portion of mark on the scale plate, the scale plate orientation the one side of detecting the needle is provided with the edge the scale mark line that the length direction of supporting beam extends, detect the needle with the scale plate is in the perpendicular to stagger in the direction of supporting beam length so that make the supporting beam length The marking part can leave marks on the scale plate when the detection needle slides along the supporting beam.

2. The pile diameter and pile body perpendicularity detection device according to claim 1, characterized in that: the detection needle is sharp in shape at one end close to the scale plate to form the marking part.

3. The pile diameter and pile body perpendicularity detection device according to claim 1, characterized in that: the telescopic handle comprises a plurality of sections of conical sleeves which are sequentially connected end to end, the large ends of the conical sleeves are connected together with the small ends of the conical sleeves facing downwards, and the adjacent two conical sleeves are connected in a telescopic mode through size matching and cannot be separated due to stretching force application.

4. The pile diameter and pile body perpendicularity detection device according to claim 1, characterized in that: the supporting beam is of a hollow tubular structure, the upper end of the telescopic handle is fixed to the upper end of the supporting beam, a guide groove extending along the length direction of the supporting beam is formed in the lower side pipe wall of the supporting beam, the suspension rod is a T-shaped piece, the end part of the suspension rod is arranged in the pipe space of the supporting beam from the end part of the guide groove and clamped on the guide groove and cannot fall off, and the size of the rod body part at the lower end of the suspension rod is smaller than the width of the guide groove so as to move along the guide direction of the guide groove.

5. The pile diameter and pile body perpendicularity detection device according to claim 1, characterized in that: the scale plate comprises a skeleton structure and a flexible layer coated on the periphery of the skeleton structure.

6. The device for detecting the perpendicularity of the pile diameter and the pile body according to claim 5, characterized in that: the framework structure is a plate-shaped structure.

7. The device for detecting the perpendicularity of the pile diameter and the pile body according to any one of claims 1 to 6, wherein: the scale plate is fixed at the lower end of the supporting beam through a connecting piece, the connecting piece comprises two connecting pieces and a bolt, the two connecting pieces are respectively welded and fixed on the supporting beam and the scale plate, and the two connecting pieces are fixed through the bolt and the nut.

8. The device for detecting the perpendicularity of the pile diameter and the pile body according to any one of claims 1 to 6, wherein: the telescopic handle can be installed in the fixed frame in a guiding and moving mode along the vertical direction, and the lower end of the telescopic handle extends out of the fixed frame to be connected with the supporting beam.

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