Cast-in-place pile casing positioning device

Abstract

The utility model provides a cast-in-place pile casing positioning device which comprises two bottom plates, two vertical plates, a top plate, a rectangular frame and two positioning half cylinders, and the two bottom plates are arranged at intervals in the horizontal direction; the two vertical plates are connected to the tops of the two bottom plates correspondingly and extend upwards. The top plate is horizontally arranged at the tops of the vertical plates and connected with the upper edges of the two vertical plates, and a penetrating hole allowing the pile casing to penetrate is formed in the top plate in a penetrating mode; the rectangular frame is horizontally arranged between the two vertical plates; and the two positioning half cylinders are slidably connected into the rectangular frame in the horizontal direction, are oppositely arranged, can move in the same direction or back to back and are used for holding the periphery of the pile casing. The cast-in-place pile casing positioning device can adapt to casings of different specifications by adjusting the distance between the two positioning half cylinders, and use convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to positioning equipment technical field, more specifically, relate to a bored pile casing positioning device. BACKGROUND

[0002] The bored pile is the pile that is formed in the ground soil through the mechanical drilling, the soil extrusion of steel pipe or the manual excavation and so on in the engineering site, and the reinforcement cage is placed in it, and the concrete is poured to make, according to the hole forming method, the bored pile can be divided into several categories such as the pipe pile, the bored pile and the hole pile.In the bored pile, the casing is often buried to position the pile position that needs to be drilled.The casing position is determined on the soil according to the casing radius with the pile position center as the center, and the casing is buried into about 50cm after being in place by applying pressure.

[0003] The position of the casing is positioned by the positioning device in the prior art, to avoid the deflection of the casing during the process of being buried underground, but each positioning device can usually only adapt to the casing of fixed specifications, and it is very inconvenient to use. UTILITY MODEL CONTENT

[0004] The embodiment of the utility model provides a bored pile casing positioning device, can adapt to the casing of different specifications by adjusting the spacing between two positioning half cylinders, and the convenience of use is improved.

[0005] To realize the above-mentioned purpose, the utility model adopts the technical scheme of providing a bored pile casing positioning device, including two bottom plates, two vertical plates, a top plate, a rectangular frame and two positioning half cylinders, two bottom plates are arranged along the horizontal direction interval;Two vertical plates are connected to the top of two bottom plates and extend upward;The top plate is horizontally arranged on the top of the vertical plate and is connected with the upper edge of two vertical plates respectively, and the top plate is provided with a penetrating hole for the casing to pass through;The rectangular frame is horizontally arranged between two vertical plates;Two positioning half cylinders are slidingly connected in the rectangular frame along the horizontal direction and are oppositely arranged, and two positioning half cylinders can move towards or away from each other and are used for embracing the outer periphery of the casing.

[0006] In a possible implementation manner, the two opposite inner side walls of the rectangular frame are each provided with a horizontally extending sliding groove, and the outer peripheral wall of the positioning half cylinder is connected with two sliding plate strips, and the two sliding plate strips are slidingly connected with the two sliding grooves one by one.

[0007] In some embodiments, the two opposite side walls of the rectangular frame are each provided with an adjusting screw rod corresponding to the two positioning half cylinders, the adjusting screw rod is located between the two sliding grooves and is threadedly connected with the rectangular frame, and the inner end of the adjusting screw rod is rotationally connected with the positioning half cylinder.

[0008] In a possible implementation, the upper edge and the lower edge of the positioning half-cylinder are both rotationally connected with a roller for rolling cooperation with the outer peripheral wall of the casing.

[0009] In a possible implementation, the vertical plate is provided with a sliding groove extending in the up-down direction, and the outer side wall of the rectangular frame is provided with a wing plate penetrating the sliding groove and slidingly cooperating with the sliding groove, and the wing plate is driven by the lifting member.

[0010] In some embodiments, the lifting member is provided with two lifting members corresponding to the two wing plates, and the lifting member comprises a screw rod and a rotary driving member, the screw rod is rotationally connected to the outer side wall of the vertical plate and penetrates the wing plate in the up-down direction, and the screw rod is threadedly connected with the wing plate; the rotary driving member is connected to the lower end of the screw rod.

[0011] In a possible implementation, the bottom plate is provided with a ground peg penetrating the bottom plate, and the ground peg is threadedly connected with the bottom plate.

[0012] Compared with the prior art, the pouring pile casing positioning device provided by the embodiment can adapt to casings of different specifications by adjusting the spacing between the two positioning half-cylinders, eliminate the use limitations, and improve the use convenience. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0014] Figure 1 The structure diagram of the pouring pile casing positioning device provided by the embodiment of the present application is shown in the figure.

[0015] Figure 2 The structure diagram of the pouring pile casing positioning device provided by the embodiment of the present application is shown in the figure.

[0016] In the figure, the various reference signs are as follows:

[0017] 10, bottom plate; 20, vertical plate; 21, sliding groove; 30, top plate; 31, penetrating hole; 40, rectangular frame; 41, sliding groove; 42, wing plate; 50, positioning half-cylinder; 51, sliding plate strip; 52, roller; 60, adjusting screw rod; 70, lifting member; 71, screw rod; 72, rotary driving member; 80, ground peg. DETAILED DESCRIPTION

[0018] In order to make the technical problems, technical solutions and beneficial effects of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and do not limit the utility model.

[0019] It should be noted that when an element is referred to as being "disposed on" another element, it can be directly on the other element or indirectly on the other element. It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the utility model and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. The terms "first", "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "several" is two or more than two, unless otherwise explicitly specified.

[0020] Please refer to Figure 1 and Figure 2 The pouring pile casing positioning device provided by the utility model will be described. The pouring pile casing positioning device comprises two bottom plates 10, two vertical plates 20, a top plate 30, a rectangular frame 40 and two positioning half cylinders 50, the two bottom plates 10 are arranged at intervals along the horizontal direction; the two vertical plates 20 are respectively connected to the top of the two bottom plates 10 and extend upward; the top plate 30 is horizontally arranged on the top of the vertical plate 20 and is respectively connected to the upper edge of the two vertical plates 20, and the top plate 30 is provided with a penetrating hole 31 for the casing to pass through; the rectangular frame 40 is horizontally arranged between the two vertical plates 20; the two positioning half cylinders 50 are slidingly connected in the rectangular frame 40 and are oppositely arranged, and the two positioning half cylinders 50 can move towards each other or away from each other and are used for being clamped on the outer periphery of the casing.

[0021] Further, the aperture of the penetrating hole 31 is greater than the maximum distance between the two positioning half cylinders 50.

[0022] The embodiment of the present application provides a bored pile casing positioning device, in the actual use process, the whole device is placed above the land where the casing needs to be buried, the interval between the two positioning half cylinders 50 is slightly larger than the outer diameter of the casing, the position of the positioning half cylinder 50 is locked by means of external auxiliary locking members, the casing is first inserted from the penetrating hole 31 and passes between the two positioning half cylinders 50, and the casing is pressed into the ground by the vibration hammer. The interval between the two positioning half cylinders 50 is adjusted to adapt to casings of different specifications, thereby eliminating the use limitation and improving the use convenience.

[0023] And in the prior art, the inner diameter of the through hole of the positioning device is slightly larger than the outer diameter of the casing, and the casing is inconvenient to be inserted into the through hole, the present application solves the defect, the interval between the two positioning half cylinders 50 can be first increased, then the casing is inserted, and then the two positioning half cylinders 50 are adjusted to be close to each other to a proper interval, thereby facilitating the insertion and positioning of the casing.

[0024] Compared with the prior art, the bored pile casing positioning device provided by the embodiment can adapt to casings of different specifications by adjusting the interval between the two positioning half cylinders 50, thereby eliminating the use limitation and improving the use convenience.

[0025] In a possible implementation, the above-mentioned rectangular frame 40 adopts the structure as shown in Figure 1 and Figure 2 , referring to Figure 1 and Figure 2 , the two opposite inner side walls of the rectangular frame 40 are provided with horizontally extending sliding grooves 41, the outer peripheral wall of the positioning half cylinder 50 is connected with two sliding plate strips 51, and the two sliding plate strips 51 are in one-to-one sliding connection with the two sliding grooves 41.

[0026] Specifically, each positioning half cylinder 50 is connected with two sliding plate strips 51, and the two sliding plate strips 51 are symmetrically arranged on the two sides of the positioning half cylinder 50. Through the sliding connection of the sliding plate strip 51 and the sliding groove 41, not only the mutual approach or separation of the two positioning half cylinders 50 can be adjusted, but also the rotation of the sliding plate strip 51 can be limited, so that the central axis of the positioning half cylinder 50 is stably located in the vertical position, thereby improving the stability of use.

[0027] In some embodiments, referring to Figure 1 and Figure 2 , the two opposite side walls of the rectangular frame 40 are horizontally and through provided with adjusting screws 60 which are arranged in one-to-one correspondence with the two positioning half cylinders 50, the adjusting screw 60 is located between the two sliding grooves 41 and is in threaded connection with the rectangular frame 40, and the inner end of the adjusting screw 60 is in rotating connection with the positioning half cylinder 50.

[0028] Specifically, when the interval between the two positioning half cylinders 50 needs to be adjusted, the two adjusting screws 60 are only rotated respectively to drive the positioning half cylinders 50 to translate, and after the rotation of the adjusting screws 60 is stopped, the positioning half cylinders 50 can be stably positioned at the adjusted position under the limiting of the adjusting screws 60, thereby improving the stability of use.

[0029] In a possible implementation, the positioning half cylinder 50 is in the structure as shown in Figure 1 and Figure 2 , and as shown in Figure 1 and Figure 2 , the upper edge and the lower edge of the positioning half cylinder 50 are rotationally connected with the rollers 52 for rolling cooperation with the outer peripheral wall of the casing.

[0030] Specifically, the rollers 52 roll along the axial direction of the positioning half cylinder 50 to cooperate with the casing, which can avoid scratching between the casing and the positioning half cylinder 50, and effectively protect the casing and the positioning half cylinder 50.

[0031] In a possible implementation, the vertical plate 20 is in the structure as shown in Figure 1 and Figure 2 , and as shown in Figure 1 and Figure 2 , the vertical plate 20 is provided with a sliding groove 21 extending in the up-down direction, and the outer side wall of the rectangular frame 40 is provided with a wing plate 42 penetrating through the sliding groove 21 and slidingly cooperating with the sliding groove 21, and the wing plate 42 is driven by the lifting member 70.

[0032] Specifically, the wing plate 42 is lifted and lowered by the lifting member 70, so that the rectangular frame 40 drives the positioning half cylinder 50 to be lifted and lowered, thereby achieving the adjustment of the height of the positioning half cylinder 50, and effectively adapting to casings of different lengths, i.e., when the height of the casing is higher, the height of the positioning half cylinder 50 can be adjusted to be higher, and when the height of the casing is lower, the height of the positioning half cylinder 50 can be adjusted to be lower.

[0033] In some embodiments, as shown in Figure 1 and Figure 2 , the lifting member 70 is provided with two lifting members corresponding to the two wing plates 42, and the lifting member 70 includes a lead screw 71 and a rotary driving member 72, the lead screw 71 is rotationally connected to the outer side wall of the vertical plate 20 and penetrates through the wing plate 42 in the up-down direction, and the lead screw 71 is threadedly connected with the wing plate 42; the rotary driving member 72 is connected to the lower end of the lead screw 71.

[0034] Specifically, when the height of the positioning half cylinder 50 needs to be adjusted, the two rotary driving members 72 are simultaneously started to drive the two lead screws 71 to rotate synchronously, thereby driving the two wing plates 42 to be lifted and lowered synchronously, and thereby achieving the stable adjustment of the height of the positioning half cylinder 50.

[0035] In a possible implementation, the bottom plate 10 is in the structure as shown inFigure 1 and Figure 2 The structure is shown in the drawings, refer to Figure 1 and Figure 2 The ground peg 80 is provided through the bottom plate 10 and is threadedly connected with the bottom plate 10.

[0036] Specifically, the lower end of the ground peg 80 has a pointed end, and the ground peg 80 can be inserted into the ground by rotating the ground peg 80, thereby ensuring the stability of the position of the bottom plate 10.

[0037] The above is only a preferred embodiment of the present application and is not intended to limit the present application, and any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A caisson positioning device for a cast-in-place pile, characterised in that, The utility model relates to a kind of protective tube positioning device, including: Two bottom plates are arranged in horizontal direction spacing; Two vertical plates are respectively connected to the top of two bottom plates, and extend upwards; Top plate is horizontally arranged on the top of vertical plate, and is respectively connected with the upper edge of two vertical plates, and the top plate is provided with the through hole for the protective tube to pass through; Rectangular frame is horizontally arranged between two vertical plates;And Two positioning half cylinders are slidably connected in the rectangular frame in horizontal direction, and are oppositely arranged, and two positioning half cylinders can move towards or away from each other, for embracing the outer periphery of the protective tube.

2. A pile casing positioning apparatus as claimed in claim 1, wherein, The two opposite inner side walls of the rectangular frame are provided with horizontally extending sliding grooves, and the outer peripheral wall of the positioning half cylinder is connected with two sliding plate strips, and two sliding plate strips are slidably connected with two sliding grooves one by one.

3. A pile casing positioning apparatus as claimed in claim 2, wherein, Two opposite side walls of the rectangular frame are provided with adjusting screw corresponding to two positioning half cylinders one by one, and the adjusting screw is located between two sliding grooves and is threadedly connected with the rectangular frame, and the inner end of the adjusting screw is rotatably connected with the positioning half cylinder.

4. A pile casing positioning apparatus as claimed in claim 1, wherein, The upper edge and the lower edge of the positioning half cylinder are rotatably connected with the roller for rolling cooperation with the outer peripheral wall of the protective tube.

5. A pile casing positioning apparatus as claimed in claim 1, wherein, The vertical plate is provided with sliding slot extending in up-down direction, and the outer side wall of the rectangular frame is provided with wing plate penetrating through the sliding slot and slidably cooperating with the sliding slot, and the wing plate is driven by lifting element.

6. A pile casing positioning apparatus as claimed in claim 5, wherein, The lifting element is provided with two, and is corresponding to two wing plates one by one, and the lifting element includes: Lead screw is rotatably connected to the outer side wall of the vertical plate, and penetrates the wing plate in up-down direction, and the lead screw is threadedly connected with the wing plate;And Rotary driving element is connected to the lower end of the lead screw.

7. A pile casing positioning apparatus as claimed in claim 1, wherein, The bottom plate is provided with ground peg, and the ground peg is threadedly connected with the bottom plate.

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