CN217399618U - Pile foundation steel reinforcement cage positioning device - Google Patents

Abstract

The utility model discloses a pile foundation steel reinforcement cage positioner, positioner includes the plane locating component, the plane locating component includes the auxiliary positioning circle, a plurality of auxiliary positioning sleeve pipes and a plurality of plane location regulator, the inboard fixed mounting of steel reinforcement cage has the reinforcing ring, all main muscle fixed connection of reinforcing ring and steel reinforcement cage, the auxiliary positioning circle can overlap outside the steel reinforcement cage, a plurality of auxiliary positioning sleeve pipe slidable mounting are on cup jointing the auxiliary positioning circle, the auxiliary positioning sleeve pipe can overlap on main muscle, the plane location regulator includes adjusting screw, adjusting screw and auxiliary positioning circle threaded connection, adjusting screw's one end can with the reinforcing ring butt. Like this, through adding in the steel reinforcement cage inboard and establishing the reinforcing ring, overlap positioner in the steel reinforcement cage outside, positioner makes supplementary position circle and steel reinforcement cage keep concentric through controlling being connected between reinforcing ring and the planar orientation regulator and being connected between main muscle and a plurality of auxiliary positioning sleeve, makes the steel reinforcement cage location more accurate.

Description

Pile foundation steel reinforcement cage positioning device

Technical Field

The utility model relates to a steel reinforcement cage location field especially relates to a pile foundation steel reinforcement cage positioner.

Background

The pile foundation is used as a foundation part of bridge engineering, bears the self weight of a bridge, dynamic loads of vehicles, pedestrians and the like, is an important force transmission component and resists earthquake force, and is of great importance to the bearing capacity and safety of the bridge. In actual construction of pile foundation engineering, the overall construction progress, construction cost and construction quality of the whole engineering project are directly influenced and limited to a great extent. Although the construction technology of the cast-in-situ bored pile has been developed in China for decades, the problems of plane deviation of a pile foundation reinforcement cage, inaccurate vertical elevation positioning and the like still exist.

The patent document with publication number CN 113026749 a discloses a pile foundation reinforcement cage side-push controller and a construction method, wherein the controller comprises a control framework, at least four deviation control steel pipes for connecting reinforcement cages and adjusting pieces for adjusting the positions of the reinforcement cages, the deviation control steel pipes are fixedly connected to the outer side of the control framework, and the adjusting pieces are fixedly connected to the control framework; the reinforcement cage is supported and moved by the controller, and centering of the reinforcement cage is achieved.

Among the prior art, off normal control steel pipe cover is on the main muscle of steel reinforcement cage, and off normal control steel pipe fixed connection is in the control skeleton outside for the control skeleton is located the inboard of steel reinforcement cage, and so the adjustment piece is the position of the indirect control steel reinforcement cage in position through four main muscle of off normal control steel pipe control, but because steel reinforcement cage main muscle has certain toughness, leads to off normal control steel pipe at the in-process of controlling main muscle position, leads to steel reinforcement cage and control skeleton unable concentric, causes the inaccurate problem in steel reinforcement cage location.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the main muscle that is used for steel reinforcement cage among the prior art has certain toughness to lead to the inaccurate of steel reinforcement cage location, the utility model aims to provide a pile foundation steel reinforcement cage positioner, through adding in the steel reinforcement cage inboard and establishing the reinforcing ring, overlap positioner in the steel reinforcement cage outside, positioner is connected and main muscle and a plurality of auxiliary positioning sleeve pipe through controlling between reinforcing ring and the planar orientation regulator, makes auxiliary positioning ring and steel reinforcement cage concentric, avoids because the inaccurate problem in steel reinforcement cage location that the deformation of main muscle leads to.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a pile foundation steel reinforcement cage positioner, positioner includes the plane locating component, the plane locating component includes the auxiliary positioning circle, a plurality of auxiliary positioning sleeve pipes and a plurality of plane location regulator, the inboard fixed mounting of steel reinforcement cage has the reinforcing ring, all main muscle fixed connection of reinforcing ring and steel reinforcement cage, the internal diameter of auxiliary positioning circle is greater than the external diameter of steel reinforcement cage, a plurality of auxiliary positioning sleeve pipes are including the first mouth of pipe that is used for cup jointing steel reinforcement cage owner muscle and the second mouth of pipe that is used for cup jointing the auxiliary positioning circle, first mouth of pipe is located the inboard of auxiliary positioning circle, the auxiliary positioning sleeve pipe cup joints at the auxiliary positioning circle and can follow the auxiliary positioning circle and slide through the second mouth of pipe, the plane location regulator includes adjusting screw, adjusting screw and auxiliary positioning circle threaded connection, adjusting screw's one end can with the reinforcing ring butt.

Preferably, a positioning head for abutting against the reinforcing ring is fixed to one end of the adjusting screw, and the outer diameter of the positioning head is larger than that of the adjusting screw.

Preferably, the plane positioning regulator further comprises two nuts, the two nuts are respectively fixed on the inner side and the outer side of the auxiliary positioning ring, and the adjusting screw is in threaded connection with the two nuts.

Preferably, the auxiliary positioning ring is provided with a plurality of positioning holes, the positioning holes correspond to the adjusting screws of the plane positioning adjusters one by one, and the positioning holes of the auxiliary positioning ring are coaxial with the threaded holes of the two nuts.

Preferably, the auxiliary locating ring is formed by bending an aluminum alloy pipe.

Preferably, the section of the auxiliary positioning ring is rectangular, and the section of the second pipe orifice of the auxiliary positioning sleeve is rectangular.

Preferably, the positioning device further comprises a vertical positioning assembly for determining the submergence depth of the reinforcement cage.

Preferably, the vertical positioning assembly comprises an indicator with scales or marks and a connector, and the indicator can be installed on the top of the reinforcement cage through the connector.

Preferably, the connector is an internally threaded sleeve.

Preferably, the indicator is a screw with indicia.

The technical scheme of the utility model beneficial effect does: 1) the reinforcing ring is additionally arranged on the inner side of the reinforcement cage, the positioning device is sleeved on the outer side of the reinforcement cage, and the positioning device controls the connection between the reinforcing ring and the plane positioning regulator and the connection between the main rib and the auxiliary positioning sleeves, so that the auxiliary positioning ring and the reinforcement cage are kept concentric, and the problem of inaccurate positioning of the reinforcement cage caused by the deformation of the main rib is avoided; 2) the auxiliary positioning sleeve can slide on the auxiliary positioning ring, so that the auxiliary positioning sleeve and the main reinforcement of the reinforcement cage can be positioned more conveniently, and the problem of reinstallation of the fixed device caused by deflection of individual main reinforcements is avoided; 3) through the vertical positioning assembly, workers can quickly and accurately judge the submergence depth of the reinforcement cage, and the positioning efficiency of the reinforcement cage is improved; the auxiliary positioning ring and the adjusting screw rod which are positioned outside the reinforcement cage are more convenient to control; 4) because the cross-section of auxiliary positioning circle and the orificial cross-section of second of auxiliary positioning sleeve pipe all are the rectangle for the upset takes place for auxiliary positioning sleeve pipe is difficult for enclosing at auxiliary positioning, is convenient for be connected with auxiliary positioning sheathed tube gradually.

Drawings

FIG. 1 is a schematic view of a connection structure of a positioning device and a reinforcement cage after the reinforcement cage is lowered;

FIG. 2 is a schematic view of the connection structure of the auxiliary cage and the planar positioning adjuster;

FIG. 3 is a schematic view of a connection structure of an auxiliary positioning ring and an auxiliary positioning sleeve;

FIG. 4 is a schematic structural view of an auxiliary position ring;

FIG. 5 is a schematic view of the structure of the auxiliary positioning sleeve;

FIG. 6 is a schematic view of the vertical positioning assembly;

fig. 7 is an effect diagram of the vertical positioning assembly.

Reference numerals: 1. a main rib; 2. a reinforcing ring; 3. pile foundation holes; 4. a steel casing; 5. a planar positioning assembly; 51. an auxiliary positioning ring; 52. auxiliary positioning of the sleeve; 521. a first nozzle; 522. a second orifice; 53. a planar positioning adjuster; 531. adjusting the screw rod; 532. positioning the head; 533. a nut; 6. a vertical positioning assembly; 61. a connecting member; 62. an indicator; 7. lifting lugs; 8. a hanging bar; 9. and (7) sleeper.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but 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 should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In this embodiment, the orientation shown in fig. 1 is used as the standard, wherein the central position of the steel casing is used as the inside, and the peripheral position of the steel casing is used as the outside.

Examples

A pile foundation reinforcement cage positioning device is shown in figures 1-3 and comprises a plane positioning assembly 5 and a vertical positioning assembly 6, wherein the plane positioning assembly 5 can enable a reinforcement cage to be concentric with a pile foundation hole 3, and the vertical positioning assembly is used for measuring the submergence depth of the reinforcement cage; wherein, the reinforcing ring 2 is fixedly arranged on the inner side of the reinforcing cage, the reinforcing ring 2 is fixedly connected with all main reinforcements 1 of the reinforcing cage, the plane positioning component 5 comprises an auxiliary positioning ring 51, a plurality of auxiliary positioning sleeves 52 and a plurality of plane positioning regulators 53, the inner diameter of the auxiliary positioning ring 51 is larger than the outer diameter of the reinforcing cage, the plurality of auxiliary positioning sleeves 52 comprise a first pipe orifice 521 for sleeving the main reinforcements 1 of the reinforcing cage and a second pipe orifice 522 for sleeving the auxiliary positioning ring 51, the first pipe orifice 521 is positioned on the inner side of the auxiliary positioning ring 51, the auxiliary positioning sleeve 52 is sleeved on the auxiliary positioning ring 51 through the second pipe orifice 522 and can slide along the auxiliary positioning ring 51, the plane positioning regulators 53 comprise adjusting screws 531, the adjusting screws 531 are in threaded connection with the auxiliary positioning ring 51, one ends of the adjusting screws 531 are fixed with positioning heads 532 for abutting against the reinforcing ring 2, the outer diameter of the positioning heads 532 is larger than the outer diameter of the adjusting screws 531, the other end of the adjusting screw 531 can abut against the inner wall of the steel casing 4 or the inner wall of the pile foundation hole 3. The steel protects a section of thick bamboo and pile foundation hole 3 concentric settings, and pile foundation hole 3 is located the steel and protects a 4 inboards.

Due to the arrangement, the auxiliary positioning sleeve 52 can slide on the auxiliary positioning ring 51, so that the auxiliary positioning sleeve 52 and the main reinforcement 1 of the reinforcement cage can be positioned more conveniently, and the problem of reinstallation of the fixing device caused by deflection of the individual main reinforcement 1 is avoided; through the vertical positioning assembly 6, workers can quickly and accurately judge the submergence depth of the reinforcement cage, and the positioning efficiency of the reinforcement cage is improved; the auxiliary positioning ring 51 and the adjusting screw 531 which are positioned outside the reinforcement cage are more convenient to control; through adding at the steel reinforcement cage inboard and establishing reinforcing ring 2, overlap the positioner in the steel reinforcement cage outside, positioner makes auxiliary positioning circle 51 and steel reinforcement cage keep concentric through controlling being connected between reinforcing ring 2 and the planar orientation regulator 53 and main muscle and being connected between a plurality of auxiliary positioning sleeve 51, avoids because the inaccurate problem in steel reinforcement cage location that the deformation of main muscle 1 leads to.

In this embodiment, as shown in fig. 2, the planar positioning adjuster 53 further includes two nuts 533, the two nuts 533 are respectively fixed on the inner side and the outer side of the auxiliary positioning ring 51, the auxiliary positioning ring 51 is provided with a plurality of positioning holes, the plurality of positioning holes correspond to the adjusting screws 531 of the plurality of planar positioning adjusters 531 one by one, the positioning holes of the auxiliary positioning ring 51 are coaxial with the threaded holes of the two nuts 533, and the adjusting screws 531 and the two nuts 533 are in threaded connection and pass through the positioning holes of the auxiliary positioning ring 51. So set up for be connected more stably between supplementary position circle and the adjusting screw, and make positioner's accommodation process more stable.

In the present embodiment, as shown in fig. 1, two planar positioning adjusters 53 are a group, and the groups of planar positioning adjusters 53 in the present embodiment are circumferentially arranged around the auxiliary positioning ring 51, and each auxiliary positioning ring is located between two planar positioning adjusters in the same group. So set up, avoid the auxiliary positioning circle to keep away from the plane location regulator, make steel reinforcement cage's centering positioning control more accurate.

Further, the positioning device comprises four auxiliary positioning sleeves 52 and four groups of plane positioning adjusters 53, the four groups of plane positioning sleeves are circumferentially arranged along the auxiliary positioning ring, and the included angle between two adjacent groups of positioning adjusters 53 is 90 °.

In this embodiment, as shown in fig. 4, the auxiliary retainer 51 is a hollow member, and the auxiliary retainer 51 is formed by bending an aluminum alloy pipe. So set up, reduce positioner's whole weight, the manufacturing of positioner of being convenient for. Further, the cross section of the auxiliary position ring 51 is rectangular. So set up, prevent that auxiliary positioning sleeve 52 from circling the upset at auxiliary positioning, be convenient for positioner and steel reinforcement cage's connection.

In this embodiment, as shown in fig. 6 and 7, the vertical positioning assembly 6 includes an indicator 62 and a connector 61, the indicator 62 is screwed to the connector 61 at the bottom, and the connector 61 is screwed to the top of the main reinforcement 1 of the reinforcement cage. So set up, when placing pile foundation hole 3 under the steel reinforcement cage in, can be located the length in 3 tops in pile foundation hole through the indicator, judge the degree of depth that the steel reinforcement cage was transferred.

In this embodiment, the connecting member 61 is an internally threaded sleeve, and the indicator 62 is a threaded rod with markings.

In the embodiment, the inner diameter of the auxiliary positioning ring 51 is 2cm larger than that of the steel reinforcement cage, and the auxiliary positioning ring 51 is formed by bending aluminum alloy with a rectangular section of 3cm multiplied by 5 cm; the auxiliary positioning sleeve 52 is made of a steel plate with the thickness of 3mm and the width of 50mm and is made into a rectangle, a steel pipe with the diameter 5mm larger than that of the pile foundation main rib is welded on the side face of the bent steel plate, and the section size of the bent steel plate is 2-3mm larger than that of the auxiliary positioning ring.

The use method of the positioning device comprises the following steps: 1) installing a positioning device on a reinforcement cage, and placing the reinforcement cage provided with the positioning device under a pile foundation hole 3, wherein four auxiliary positioning sleeves 52 are respectively sleeved on four main reinforcements 1, and a connecting piece 61 is in threaded connection with one main reinforcement 1 of the reinforcement cage; 2) rotating the adjusting screws 531 to enable the positioning heads 532 to abut against the reinforcing ring 2, and then adjusting the distance between the inner wall of the steel casing and the adjusting screws to enable the distance between any two adjusting screws 531 and the inner wall of the steel casing 4 to be consistent; 3) judging the position of the reinforcement cage by observing an indicator 62 arranged on the top of the reinforcement cage, binding iron wires in four directions of the plane positioning device 5 after the reinforcement cage is put down in place, and fixing the iron wires on the steel casing; after the reinforcement holes are lowered to the proper position, as shown in fig. 7, the hanging bar 8 penetrates through the lifting lugs 7 fixed on the main reinforcements 1 to lift the reinforcement cage at the current height, and two ends of the hanging bar 8 are raised by the sleepers 9; 4) and after the pile foundation is poured for 1-2 hours, taking out the positioning device after the reinforcement cage cannot be displaced.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the invention, and that those skilled in the art may make variations, modifications, substitutions and alterations herein without departing from the spirit and scope of the invention.

Claims (10)

1. The utility model provides a pile foundation steel reinforcement cage positioner, positioner includes plane locating component (5), and plane locating component (5) are including supplementary position circle (51), a plurality of assistance-localization real-time sleeve pipe (52) and a plurality of plane location regulator (53), its characterized in that: reinforcing cage inboard fixed mounting has reinforcing ring (2), reinforcing ring (2) and reinforcing cage's whole main muscle (1) fixed connection, the internal diameter of auxiliary positioning circle (51) is greater than reinforcing cage's external diameter, a plurality of auxiliary positioning sleeve pipes (52) including be used for cup jointing first mouth of pipe (521) of reinforcing cage main muscle (1) and be used for cup jointing second mouth of pipe (522) of auxiliary positioning circle (51), first mouth of pipe (521) are located the inboard of auxiliary positioning circle (51), auxiliary positioning sleeve pipe (52) cup joint on auxiliary positioning circle (51) and can follow auxiliary positioning circle (51) and slide through second mouth of pipe (522), plane location regulator (53) include adjusting screw (531), adjusting screw (531) and auxiliary positioning circle (51) threaded connection, the one end of adjusting screw (531) can with reinforcing ring (2) butt.

2. The pile foundation reinforcement cage positioning device of claim 1, wherein: one end of the adjusting screw rod (531) is fixed with a positioning head (532) used for being abutted to the reinforcing ring (2), and the outer diameter of the positioning head (532) is larger than that of the adjusting screw rod (531).

3. The pile foundation reinforcement cage positioning device of claim 1, wherein: the plane positioning adjuster (53) further comprises two nuts (533), the two nuts (533) are respectively fixed on the inner side and the outer side of the auxiliary positioning ring (51), and the adjusting screw (531) is in threaded connection with the two nuts (533).

4. A pile foundation reinforcement cage positioning device as claimed in claim 3, wherein: a plurality of positioning holes are formed in the auxiliary positioning ring (51), the positioning holes correspond to the adjusting screws (531) of the plane positioning adjusters (53) one by one, and the positioning holes of the auxiliary positioning ring (51) are coaxial with the threaded holes of the two nuts (533).

5. The pile foundation reinforcement cage positioning device of claim 1, wherein: the auxiliary locating ring (51) is formed by bending an aluminum alloy pipe.

6. A pile foundation reinforcement cage positioning device as claimed in claim 5, wherein: the section of the auxiliary positioning ring (51) is rectangular, and the section of the second pipe orifice (522) of the auxiliary positioning sleeve (52) is rectangular.

7. The pile foundation reinforcement cage positioning device of claim 1, wherein: the positioning device also comprises a vertical positioning assembly (6) for determining the submergence depth of the reinforcement cage.

8. The pile foundation reinforcement cage positioning device of claim 7, wherein: the vertical positioning assembly (6) comprises an indicator (62) with scales or marks and a connector (61), and the indicator (62) can be installed on the top of the reinforcement cage through the connector (61).

9. The pile foundation reinforcement cage positioning device of claim 7, wherein: the connecting piece (61) is an internal thread sleeve.

10. The pile foundation reinforcement cage positioning device of claim 7, wherein: the indicator (62) is a threaded rod with indicia.

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