CN218990165U

CN218990165U - Pile foundation pipe fixing system

Info

Publication number: CN218990165U
Application number: CN202223501921.5U
Authority: CN
Inventors: 程方宏; 林瑚旺; 冯天贤; 梁金峰; 杨若凡; 方康; 程发波
Original assignee: China Railway Major Bridge Engineering Group Co Ltd MBEC
Current assignee: China Railway Major Bridge Engineering Group Co Ltd MBEC
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-09
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a pile foundation conduit fixing system, which relates to the technical field of pile foundation construction. Through setting two spaced cross beams, placing the clamping plates on the two cross beams, and hanging pile foundation conduits by utilizing two opposite hanging support parts of the clamping plates, the distance between the two cross beams can be arbitrarily adjusted according to the pile foundation conduits with different diameters, and the adaptive clamping plates are replaced, so that the use adaptability is improved; and the combination of two crossbeams and cardboard, simple structure, installation and dismantlement are convenient, are convenient for retrieve and use repeatedly, have reduced construction cost, and fixing system whole dead weight is lighter, and hangs or loosen pile foundation pipe through placing or withdrawing the cardboard, convenient operation, and the efficiency of construction is high.

Description

Pile foundation pipe fixing system

Technical Field

The utility model relates to the technical field of pile foundation construction, in particular to a pile foundation conduit fixing system.

Background

When the current pile foundation is constructed, the working procedures of drilling, clearing holes, pouring concrete and the like are usually included, when the pile foundation is deeper, a guide pipe is usually erected to the hole bottom, and the operations of clearing holes, pouring concrete and the like are carried out on the pile foundation through the guide pipe. And after the secondary hole cleaning of the pile foundation is finished, the bored pile is subjected to concrete pouring guide pipe installation, and the ball is pulled out for pouring, so that a finished pile foundation is finally formed.

In the process of installing the guide pipe, a crane is used for lifting one section of guide pipe, the guide pipe on the fixing frame is in butt joint and fixed, then the next section is installed, and in the process of dismantling, the crane is used for lifting the next section to be dismantled. At present, temporary fixing measures are usually adopted, and each time a section of guide pipe is installed and removed, the guide pipe in a pile hole below the ground needs to be temporarily fixed, and then the guide pipe above the ground is installed and removed, so that the operation is repeated, time is wasted, labor cost is high, and construction efficiency is low.

The patent with the application publication number of CN109208606A discloses a pile foundation construction operation platform and a construction method thereof, two clamping pieces are arranged on a frame of the operation platform, the two clamping pieces are rotated through a rotating shaft to realize opening or closing, and when the two clamping pieces are closed, a formed round notch is movably clamped with a guide pipe, so that the guide pipe can be lifted up and lowered down. But the device is only suitable for construction under the condition that the pile foundation orifice is higher than the top of the reinforcement cage, and if the pile foundation reinforcement cage is exposed above the operation platform surface, the operation platform frame is difficult to install; on the other hand, the switch of the two clamping pieces needs to be controlled simultaneously, so that the operation is inconvenient, and the pin shaft is easy to clamp or damage due to repeated switching; in the third aspect, for pile foundation irrigation of different scales and catheters of different sizes, different catheter fixing frames need to be redesigned, the recovery and reuse rate is low, and the economic benefit is low.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a pile foundation catheter fixing system which solves the problems of inconvenient installation, complex operation and low recycling rate of the pile foundation catheter fixing system in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the application provides a pile foundation pipe fixing system, include:

two cross beams arranged at intervals;

the clamping plates are arranged on the two cross beams and are provided with two hanging support parts which are oppositely arranged, and the two hanging support parts are used for hanging pile foundation pipes.

In some alternative embodiments, at least one telescopic assembly is arranged between the two beams, and the telescopic assembly is used for adjusting the distance between the two beams.

In some alternative embodiments, the card is connectionless on the beam.

In some alternative embodiments, the clamping plate is U-shaped and comprises two opposite supporting arms, and the two opposite supporting arms form two opposite hanging supporting parts.

In some alternative embodiments, the spacing between the two suspension supports of the clamping plate is configured to be greater than the diameter of the corresponding pile foundation conduit and less than the maximum width of the corresponding pile foundation conduit nub.

In some alternative embodiments, the system includes a plurality of the cards, the suspension supports between different ones of the cards being spaced apart at different distances configured to mate with different ones of the pile guide tubes.

In some alternative embodiments, the telescoping assembly includes:

the two groups of connecting pieces are respectively and oppositely arranged on the two cross beams;

the two ends of the connecting arm are respectively connected with the two groups of connecting pieces in a sliding way;

the two groups of fixing pieces are respectively used for fixing the relative positions of the two ends of the connecting arm and the two groups of connecting pieces.

In some alternative embodiments, each group of the connecting pieces comprises two connecting plates arranged at intervals, each connecting plate is provided with a slotted hole, each group of the fixing pieces comprises a bolt and a nut, the bolts penetrate through the two slotted holes in the same group, and the connecting arms between the two connecting pieces are screwed and fixed with the connecting plates through the nuts.

In some alternative embodiments, a reinforcing mesh is further laid on the cross beam at both sides of the clamping plate.

In some alternative embodiments, the system further comprises a bracket for laying on a work platform outside the reinforcement cage to raise the two beams above the cage mouth of the reinforcement cage.

Compared with the prior art, the utility model has the advantages that: through setting two spaced cross beams, placing the clamping plates on the two cross beams, and hanging pile foundation conduits by utilizing two opposite hanging support parts of the clamping plates, the distance between the two cross beams can be arbitrarily adjusted according to the pile foundation conduits with different diameters, and the adaptive clamping plates are replaced, so that the use adaptability is improved; and the combination of two crossbeams and cardboard, simple structure, installation and dismantlement are convenient, are convenient for retrieve and use repeatedly, have reduced construction cost, and fixing system whole dead weight is lighter, and hangs or loosen pile foundation pipe through placing or withdrawing the cardboard, convenient operation, and the efficiency of construction is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic top view of a pile foundation catheter securement system of the present utility model after installation;

FIG. 2 is a top view of a pile foundation catheter securement system of the present utility model;

FIG. 3 is a schematic side view of the connection of the beam to the telescoping assembly of FIG. 2;

FIG. 4 is a top view of the connection of the cross beam and telescoping assembly of FIG. 2;

fig. 5 to 7 are schematic diagrams illustrating a second step of the pile foundation catheter fixing method.

In the figure: 1. a cross beam; 2. a telescoping assembly; 21. a connecting piece; 211. a connecting plate; 212. a slotted hole; 22. a connecting arm; 23. a fixing member; 3. a clamping plate; 30. a suspension support portion; 4. a reinforcing mesh; 5. a bracket; 6. a reinforcement cage; 7. a bolster; 8. pile foundation guide pipe; 81. and (5) hooping.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.

Embodiments of a pile foundation catheter securement system of the present utility model are described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the present application provides a pile guide pipe fixing system, which comprises two cross beams 1 arranged at intervals and a clamping plate 3 placed on the two cross beams 1, wherein the clamping plate 3 is provided with two opposite hanging support parts 30, and the two hanging support parts 30 are used for hanging a pile guide pipe 8.

It will be appreciated that the outer walls of the two ends of the pile guide tube 8 are provided with respective anchors 81 to form outwardly projecting nubs on the pile guide tube 8. The two cross beams 1 are placed on an operation platform at the reinforcement cage 6 of the pile foundation, and the two cross beams 1 are respectively positioned at two sides right above the pile foundation conduit lowering position. After the pile foundation guide pipe 8 is hung to the installation height, the two hanging support parts 30 of the clamping plate 3 are respectively positioned at the two radial sides of the pile foundation guide pipe 8 and are clamped with the anchor ear 81, so that the pile foundation guide pipe 8 can be clamped at the installation height and is connected with the next pile foundation guide pipe 8, and after the installation is finished, the clamping of the pile foundation guide pipe 8 can be continuously lowered or lifted by releasing the clamping of the two hanging support parts 30 of the clamping plate 3.

In some alternative embodiments, at least one telescopic assembly 2 is provided between two of the beams 1, the telescopic assembly 2 being used to adjust the distance between the two beams 1.

In this example, the telescopic assembly 2 is provided with two, not only can link together two crossbeams 1 according to the settlement interval of needs, ensure the stability of two crossbeams 1 when the construction, simultaneously when two suspension support portions 30 of cardboard 3 hold pile foundation pipe 8 card back, can also utilize the distance between two crossbeams 1 of telescopic assembly 2 adjustment, make two crossbeams 1 and cardboard 3 cooperation hold pile foundation pipe 8 card to ensure the stability when pile foundation pipe 8 is held by the card, the construction of being convenient for install.

Optionally, the beam 1 adopts an I-shaped steel, and the telescopic component 2 is connected to a web plate of the I-shaped steel.

Preferably, the two telescopic assemblies 2 are respectively positioned at two sides of the clamping plate 3.

In some alternative embodiments, the clamping plate 3 is placed on the cross beam 1 without connection.

It will be appreciated that the clamping plate 3 may be detachably connected to the two cross beams 1 to clamp or unclamp the pile guide tube 8; or after the clamping plates 3 are connected to the two cross beams 1, the two suspension supporting parts 30 are arranged to be slidable so as to clamp or unclamp the pile foundation guide pipe 8.

In this example, cardboard 3 is placed on crossbeam 1 for connectionless, and the benefit of setting like this is, can be when needs hang pile foundation pipe 8, places cardboard 3 on crossbeam 1, when needs drop or lift pile foundation pipe 8, withdraw cardboard 3 can, compare in modes such as detachable connection or articulated, cardboard 3 connectionless place on crossbeam 1, convenient operation and efficiency of construction are high, also can ensure pile foundation pipe 8 simultaneously in the ascending stability of hanging of vertical direction.

In some alternative embodiments, the clamping plate 3 is U-shaped and comprises two opposite supporting arms, and the two opposite supporting arms form two opposite hanging supporting parts 30.

The U-shaped clamping plate 3 is convenient to manufacture, low in cost and convenient to operate. During construction, when the pile foundation conduit 8 needs to be suspended and fixed, the U-shaped clamping plate 3 is inserted between the two opposite supporting arms, and when the pile foundation conduit 8 needs to be lowered or lifted, the U-shaped clamping plate 3 is pulled out. Because cardboard 3 is light and nimble, consequently even alone be under construction also can, reduced the human cost and improved the efficiency of construction simultaneously.

Preferably, a distance between the two suspension supports 30 of the clip 3 is set to be larger than a diameter of the corresponding pile foundation pipe 8 and smaller than a maximum width of the corresponding pile foundation pipe 8 knot.

The purpose of this arrangement is to hang the pile guide tube 8 by engaging the two hanging supports 30 of the clamp plate 3 with the lugs 81 at the end of the pile guide tube 8 in this example, protruding from the pile guide tube 8.

Since the pile guide pipe 8 needs different sizes in different construction scenes, the distance between the two suspension supports 30 of the clamping plate 3 needs to satisfy the pile guide pipe 8 with different diameters. The U-shaped clamping plate 3 has low manufacturing cost, so that the clamping plates 3 with suspension supporting parts 30 with different intervals can be arranged, and the clamping plates can be replaced selectively according to pile foundation conduits 8 with corresponding diameters.

In some alternative embodiments, the two suspension supports 30 of the U-shaped card 3 may also be configured with adjustable spacing to accommodate different diameter pile foundation conduits 8.

In some alternative embodiments, as shown in fig. 3 and 4, the telescopic assembly 2 includes two sets of connectors 21, a connecting arm 22 and two sets of fixing members 23, where the two sets of connectors 21 are respectively disposed on the two beams 1 oppositely; the two ends of the connecting arm 22 are slidably connected to the two sets of the connecting members 21, respectively, and are fixed by fixing members 23.

It will be appreciated that the two sets of connecting members 21 are connected to opposite side walls of the two beams 1, and the relative positions of the connecting arms 22 and the connecting members 21 are fixed by fixing members 23 after the distance between the two beams 1 is adjusted by sliding the connecting arms 22 to change the relative positions between the connecting arms 22 and the connecting members 21.

Further, each set of the connecting members 21 includes two connecting plates 211 disposed at intervals, each connecting plate 211 is provided with a slotted hole 212, each set of the fixing members 23 includes a bolt and a nut, and the bolt movably passes through the two slotted holes 212 of the same set and the connecting arm 22 located between the two connecting members 21, and is screwed and fixed with the connecting plate 211 through the nut.

Specifically, as shown in fig. 4, one end of two connection plates 211 in each group of connection members 21 is connected to the side wall of one beam 1, and the other end of the two connection plates 211 extends toward the other beam 1. The two connecting plates 211 are correspondingly provided with oblong holes 212 with set lengths, the end parts of the connecting arms 22 are respectively positioned between the two connecting plates 211 in the same group, and the diameter of the bolts is smaller than that of the oblong holes 212, so that the bolts can pass through the oblong holes 212 of the two connecting plates 211, are connected with the end parts of the connecting arms 22 and move in the oblong holes 212. The connecting arm 22 is driven to approach or depart from the cross beams 1 by moving the bolt in the oblong hole 212 so as to adjust the distance between the two cross beams 1, and after the distance is adjusted in place, the connecting arm 22 is tightly matched with the bolt by screwing a nut, so that the connecting arm 22 is clamped by the two connecting plates 211 so as to fix the position of the connecting arm 22 relative to the connecting plates 211.

It will be appreciated that the range of adjustment of the spacing between the two cross members 1 is dependent on the length of the oblong hole 212, and thus the length of the oblong hole 212 may be set according to construction requirements. It should be noted that the distance between the two connection plates 211 in the same group should be larger than the thickness of the connection arm 22, and the diameter of the bolt should be smaller than the aperture of the oblong hole 212.

In some alternative embodiments, the distance between the two cross beams 1 can also be adjusted by means of hydraulic telescopic rods. In this case, the two cross beams 1 are connected and adjusted by means of a mechanical structure, which is not only low in cost, but also convenient to detach and install.

In some alternative embodiments, a reinforcing mesh 4 is further laid on the cross beam 1 on both sides of the clamping plate 3.

It will be appreciated that the rebar grid 4 is used for constructors to walk to facilitate the constructors to connect or disconnect the pile foundation conduits 8.

In some alternative embodiments, the system further comprises a bracket 5 for laying on the work platform outside the reinforcement cage 6 to raise the two beams 1 such that the beams 1 are above the cage mouth of the reinforcement cage 6.

It can be understood that when the cage mouth of the pile foundation reinforcement cage 6 is high Yu Zuoye platform, the two cross beams 1 cannot be stably placed at this time, so that the support 5 is erected on the working platform outside the reinforcement cage 6, and the two cross beams 1 are placed on the support 5, so that the top surfaces of the two cross beams 1 are higher than the cage mouth of the reinforcement cage 6, and the pile foundation guide pipe 8 in the reinforcement cage 6 is conveniently suspended. The vertical height of the bracket 5 is set according to the height that the cage opening of the reinforcement cage 6 is higher than the working platform, and is used for expanding the supporting surfaces of the two cross beams 1.

In this example, the support 5 comprises four steel beams connected end to form a rectangular frame surrounding the reinforcement cage, the height of the steel beams being set according to the height of the cage mouth of the reinforcement cage 6 above the working platform.

Optionally, a bolster 7 is further arranged below the steel beam.

Preferably, a supporting rod is further arranged between two adjacent steel beams, so as to increase the structural stability of the bracket 5.

In another aspect, a method for securing a pile foundation conduit using the pile foundation conduit securing system of the present application includes the steps of:

s1: the two cross beams 1 are placed at a distance.

In some alternative embodiments, if the cage opening of the reinforcement cage 6 is higher than the working platform, a bracket 5 with a corresponding height is erected around the reinforcement cage 6 according to the height of the cage opening of the reinforcement cage 6 higher than the working platform. The distance between the two cross beams 1 is adjusted to be larger than the diameter of the pile foundation guide pipe 8 to be suspended, and the cross beams are placed on the support 5, so that the two cross beams 1 are respectively positioned on two sides right above the lowered position of the pile foundation guide pipe.

S2: as shown in fig. 5 to 7, the pallet 3 is placed on the two beams 1 so that the pile foundation pipes 8 are suspended by the two suspension supports 30 of the pallet 3.

It will be appreciated that after hanging pile foundation conduit 8 to the installation height, the distance between two suspension support portions 30 is selected to be greater than the diameter of the corresponding pile foundation conduit 8, less than the clamping plate 3 corresponding to the maximum width of the anchor ear of pile foundation conduit 8, and the U-shaped clamping plate 3 is inserted to enable the pile foundation conduit 8 to be located between the two opposite suspension support portions 30, and the anchor ear 81 of the pile foundation conduit 8 is clamped on the two opposite suspension support portions 30, so that the pile foundation conduit 8 is suspended at the set installation height, and the pile foundation conduit 8 is installed or detached.

When the multi-section pile foundation guide pipe 8 needs to be continuously installed or disassembled, after a section is installed or disassembled, the U-shaped clamping plate 3 can be pulled out, the clamping of the pile foundation guide pipe 8 is released, then the pile foundation guide pipe 8 is continuously lowered or lifted to a new installation height, and then the U-shaped clamping plate 3 is inserted again to hang and fix the pile foundation guide pipe 8 of the next section until the required length is reached.

If the pile foundation conduit 8 needs to be further suspended and stabilized during installation or detachment, the distance between the two cross beams 1 is adjusted through the telescopic component 2 arranged between the two cross beams 1 so as to be clamped with the clamping plate 3 together for the pile foundation conduit 8.

Specifically, the relative position between the connecting arm 22 and the connecting plate 211 can be adjusted, so that the two cross beams 1 and the pile foundation catheter 8 are clamped, and then the nuts are used for screwing to fix the relative position between the connecting arm 22 and the connecting plate 211.

According to the pile foundation catheter fixing system, the two spaced cross beams are arranged, the clamping plates are placed on the two cross beams, and the pile foundation catheter is hung by the two opposite hanging support parts of the clamping plates, so that the distance between the two cross beams can be adjusted at will according to the pile foundation catheters with different diameters, and the matched clamping plates are replaced, so that the use adaptability is improved; the two cross beams are combined with the clamping plate, so that the structure is simple, the installation and the disassembly are convenient, the recycling and the repeated use are convenient, and the construction cost is reduced; the distance between the two cross beams is adjusted through the telescopic assembly, so that the two cross beams can be stably connected and placed according to a construction environment, and meanwhile, the pile foundation guide pipe can be clamped stably by utilizing the cooperation of the cross beams and the clamping plates; the two suspension supporting parts of the clamping plate are configured to be larger than the diameter of the corresponding pile foundation guide pipe and smaller than the maximum width of a pile foundation guide pipe knot, so that the pile foundation guide pipe is clamped with the clamping plate through the knot; by paving the reinforcing steel bar mesh on the cross beam, the walking construction of constructors is facilitated; the pile foundation guide pipe is hung or loosened by placing or withdrawing the clamping plates, so that the operation is convenient, and the construction efficiency is high; the two cross beams are connected and regulated in a mechanical structure mode, and the clamping plates are placed on the two cross beams in a non-connecting mode, so that the fixing system is low in cost, convenient to detach and install and suitable for popularization and use.

In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description of the present application and simplification of the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

It should be noted that in this application, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a specific embodiment of the application to enable one skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A pile foundation catheter securement system, comprising:

two cross beams (1) arranged at intervals, at least one telescopic component (2) is arranged between the two cross beams (1), and the telescopic component (2) is used for adjusting the distance between the two cross beams (1);

the clamping plates (3) are arranged on the two cross beams (1), the clamping plates (3) are provided with two hanging support parts (30) which are arranged oppositely, and the two hanging support parts (30) are used for hanging pile foundation pipes (8).

2. Pile foundation catheter securement system according to claim 1, characterized in that the clip (3) is placed connectionless on the cross beam (1).

3. Pile foundation catheter securement system according to claim 1, characterized in that said clip (3) is U-shaped, comprising two oppositely arranged support arms, two of said oppositely arranged support arms constituting two of said oppositely arranged suspension supports (30).

4. A pile guide fixing system according to claim 3, characterised in that the spacing between two of the suspension supports (30) of the clamping plate (3) is configured to be greater than the diameter of the corresponding pile guide (8) and less than the maximum width of the corresponding pile guide (8) nodule.

5. Pile foundation catheter securement system according to claim 1, characterized in that said system comprises a plurality of said clamping plates (3), the spacing of the suspension supports (30) between different ones of said clamping plates (3) being different, said spacing being configured to match different pile foundation catheters (8).

6. Pile foundation catheter securement system according to claim 1, characterized in that said telescopic assembly (2) comprises:

two groups of connecting pieces (21) are oppositely arranged on the two cross beams (1) respectively;

the two ends of the connecting arm (22) are respectively connected with the two groups of connecting pieces (21) in a sliding way;

and the two groups of fixing pieces (23) are respectively used for fixing the relative positions of the two ends of the connecting arm (22) and the two groups of connecting pieces (21).

7. Pile foundation catheter fixing system according to claim 6, characterized in that each set of said connection elements (21) comprises two connection plates (211) arranged at intervals, each connection plate (211) being provided with a slotted hole (212), each set of said fixing elements (23) comprising a bolt and a nut, the bolt passing through two slotted holes (212) of the same set, and said connection arm (22) located between two connection elements (21), being screwed to said connection plates (211) by means of a nut.

8. Pile foundation catheter securement system according to claim 1, characterized in that a reinforcement mesh (4) is also laid on the cross beams (1) on both sides of the clamping plate (3).

9. Pile foundation catheter securement system according to claim 1, characterized in that said system further comprises a support (5) for laying on the working platform outside the reinforcement cage (6) to raise both said beams (1) above the mouth of said reinforcement cage (6).