Pre-buried corrugated pipe positioning device for prefabricated pier column

Abstract

The utility model discloses a positioning device for pre-buried corrugated pipes of a prefabricated pier column. The positioning device comprises a positioning plate, a steel pedestal, a plurality of corrugated pipes and a plurality of sleeves. The positioning plate is arranged in the prefabricated pedestal; one end of the steel pedestal is connected with the prefabricated pedestal, and the other end of the steel pedestal abuts against the pier column. The side, close to the prefabricated pedestal, of the positioning plate is connected with a plurality of sleeves, the sleeves are sleeved with the corrugated pipes correspondingly, one ends of the corrugated pipes abut against the positioning plate, and the other ends of the corrugated pipes penetrate through the steel pedestal and are plugged. The problems that in the prior art, the positioning precision of a corrugated pipe in a prefabricated pier column is low, and the position of a prefabricated pedestal cannot be adjusted after concrete is poured are solved, and the technical effects that the corrugated pipe in the prefabricated pier column is positioned, and the prefabricated pedestal can move and be repeatedly used after a batch of prefabricated pier columns are manufactured are achieved.

Description

Technical Field

[0001] The present application relates to the technical field of bridge construction, and in particular to a positioning device for prefabricated pier column embedded corrugated pipes. Background Art

[0002] Prefabricated assembled viaducts are a development direction in the bridge field in recent years. Prefabricated assembled bridges usually include piers. The piers can support the weight and load of the bridge deck beam and other components, and transfer the load from the bridge deck beam to the piers and foundation.

[0003] At present, piers are usually prefabricated with high precision in processing plants, and the plane positioning tolerance accuracy of any two steel bars is high. However, the plane positioning accuracy of the pre-embedded corrugated pipe in the pier is not high, which makes the pre-embedded corrugated pipe of the pier column and the corresponding steel bar have a large offset when the cap and the pier are connected, resulting in the inability to connect the pre-embedded corrugated pipe of the pier column with the corresponding pre-embedded steel bar. In addition, when prefabricated piers are made, concrete is usually poured on the prefabricated pedestal for support. Therefore, the position of the prefabricated pedestal cannot be adjusted after pouring. Utility Model Content

[0004] The embodiment of the present application solves the problems in the prior art of low positioning accuracy of the corrugated pipes in the prefabricated piers and inability to adjust the position after the concrete of the prefabricated pedestal is poured by providing a positioning device for the prefabricated pier embedded with corrugated pipes. The device achieves the technical effect of positioning the corrugated pipes in the prefabricated piers and enabling the prefabricated pedestal to be moved and reused after a batch of prefabricated piers are manufactured.

[0005] An embodiment of the utility model provides a prefabricated pier column embedded corrugated pipe positioning device, comprising a positioning plate, a steel pedestal, a plurality of corrugated pipes and a plurality of sleeves; the positioning plate is arranged in the prefabricated pedestal; one end of the steel pedestal is connected to the prefabricated pedestal, and the other end of the steel pedestal abuts the prefabricated pier column; a plurality of sleeves are connected to a side of the positioning plate close to the prefabricated pedestal, and the plurality of corrugated pipes are respectively sleeved on the outside of the plurality of sleeves, one end of the plurality of corrugated pipes abuts the positioning plate, and the other end of the plurality of corrugated pipes passes through the steel pedestal and is sealed.

[0006] In a possible implementation, it further includes an inner lining tube; the inner lining tube is disposed inside the corrugated tube, and the inner lining tube is configured to prevent the corrugated tube from deforming.

[0007] In a possible implementation, the steel pedestal includes a bottom plate and a hollow support pedestal; one end of the bottom plate is connected to the precast pedestal, the other end of the bottom plate is connected to one end of the hollow support pedestal, and the other end of the hollow support pedestal abuts against the pier column; a plurality of through holes are formed in the bottom plate, and the plurality of corrugated pipes respectively pass through the plurality of through holes and are arranged inside the hollow support pedestal, and one end of the plurality of corrugated pipes close to the hollow support pedestal abuts against the pier column.

[0008] In a possible implementation, it further includes a plurality of vertical supports; a plurality of vertical supports are arranged inside the hollow support pedestal, one end of the plurality of vertical supports is connected to the bottom plate, and the other end of the plurality of vertical supports abuts against the pier column, and the plurality of vertical supports are configured to support the pier column.

[0009] In a possible implementation, it further includes a plurality of horizontal supports; a plurality of horizontal supports are arranged inside the hollow support pedestal, both ends of the plurality of horizontal supports are connected to the inside of the hollow support pedestal, and the plurality of horizontal supports are configured to improve the mechanical properties of the hollow support pedestal.

[0010] In a possible implementation, it further includes a plurality of anchor bolts; the bottom plate is respectively connected to the precast pedestal and the ground through the plurality of anchor bolts.

[0011] One or more technical solutions provided by the present application have at least the following technical effects:

[0012] In the embodiment of the present utility model, a positioning device for pre-buried corrugated pipes in a precast pier column is adopted, including a positioning plate, a steel pedestal, a plurality of corrugated pipes and a plurality of sleeves; the positioning plate is arranged in the precast pedestal; one end of the steel pedestal is connected to the precast pedestal, and the other end of the steel pedestal abuts against the pier column; by arranging a steel pedestal on the precast pedestal, the precast pedestal can move its position after completing the production of a batch of precast pier columns and then be reused; a plurality of sleeves are connected to one side of the positioning plate close to the precast pedestal, the corrugated pipes are respectively sleeved on the outer sides of the plurality of sleeves, one end of the plurality of corrugated pipes abuts against the positioning plate, and the other end of the plurality of corrugated pipes passes through the steel pedestal and is blocked; the corrugated pipes can be positioned in the axial direction through the positioning plate, the position of the corrugated pipes on the positioning plate can be restricted through the sleeves, and the corrugated pipes can be prevented from shaking; high-precision matching between the corrugated pipes and the pre-buried steel bars of the pier column is achieved. The present application solves the problems in the prior art that the positioning accuracy of the corrugated pipes in the precast pier column is low, and the position cannot be adjusted after the concrete of the precast pedestal is poured, and realizes the technical effects of positioning the corrugated pipes in the precast pier column and enabling the precast pedestal to move and be reused after completing the production of a batch of precast pier columns. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments of the present utility model. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0014] Figure 1 Schematic diagram of a positioning device for precast pier column embedded corrugated pipes provided by an embodiment of the present application;

[0015] Figure 2 Front view of the positioning plate, sleeve and corrugated pipe provided by an embodiment of the present application;

[0016] Figure 3 Top view of the positioning plate, sleeve and corrugated pipe provided by an embodiment of the present application;

[0017] Figure 4 Front view of the steel pedestal, vertical support and horizontal support provided by an embodiment of the present application.

[0018] Reference numerals: 1 - positioning plate; 2 - steel pedestal; 21 - bottom plate; 22 - hollow support platform; 3 - corrugated pipe; 4 - sleeve; 5 - precast pedestal; 6 - vertical support; 7 - horizontal support; 8 - anchor bolt. Detailed implementation manners

[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the protection scope of the present utility model.

[0020] In the description of the embodiments of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. The terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be a connection between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0021] The utility model provides a positioning device for prefabricated pier column embedded corrugated pipes, such as Figures 1-4 As shown, it includes a positioning plate 1, a steel pedestal 2, a plurality of bellows 3 and a plurality of sleeves 4; the positioning plate 1 is arranged in the prefabricated pedestal 5; one end of the steel pedestal 2 is connected to the prefabricated pedestal 5, and the other end of the steel pedestal 2 is abutted against the prefabricated pier; a plurality of sleeves 4 are connected to the side of the positioning plate 1 close to the prefabricated pedestal 5, and the plurality of bellows 3 are respectively sleeved on the outside of the plurality of sleeves 4, one end of the plurality of bellows 3 is abutted against the positioning plate 1, and the other end of the plurality of bellows 3 passes through the steel pedestal 2 and is sealed.

[0022] Exemplarily, the installation of prefabricated piers usually uses steel cages and corrugated pipes 3 for positioning and connection. Therefore, the pre-buried corrugated pipes 3 in the prefabricated piers must be accurately positioned. In the actual construction process, the position of the corrugated pipes 3 needs to be re-measured multiple times to avoid position deviation of the corrugated pipes 3, which causes the problem of difficulty in installing the piers. The prefabricated pedestal 5 is pre-set with space for the positioning plate 1 and the corrugated pipe 3, wherein the width of the positioning plate 1 is 20 cm and the thickness is 8 mm. The positioning plate 1 is finely processed by a lathe, and the accuracy can be controlled within ±1 mm. A plurality of sleeves 4 are connected to the positioning plate 1, and the outer diameter of the sleeve 4 is 75 mm. During installation, the corrugated pipe 3 is sleeved on the outside of the sleeve 4. After the installation is completed, the steel pedestal 2 is fixedly connected to the prefabricated pedestal 5.

[0023] Exemplarily, holes are provided on the positioning plate 1 for installing the sleeves 4, and the hole positions are arranged according to the positions of the preset steel bars that cooperate with them; a plurality of sleeves 4 are connected to the positioning plate 1, and screws pass through the holes on the positioning plate 1 and are fixedly connected to the sleeves 4. The horizontal positioning error of the corrugated pipe 3 is not greater than 2 mm. The steel bars of the precast pier column should first construct the joint position and then construct the others. During pouring, pay close attention to ensure that the vibrator does not damage the corrugated pipe 3.

[0024] Exemplarily, by providing the steel pedestal 2 on the precast pedestal 5, the technical effect that the precast pedestal 5 and the steel pedestal 2 can be reused after completing a batch of precast pier column production is achieved.

[0025] In the embodiment of the present application, an inner lining pipe is further included; an inner lining pipe is arranged inside the corrugated pipe 3, and the inner lining pipe is configured to prevent the corrugated pipe 3 from deforming.

[0026] Exemplarily, an inner lining pipe with an outer diameter of 60 mm is inserted into the corrugated pipe 3, which can prevent the corrugated pipe 3 from deforming. The inner lining pipe is configured to enhance the structural strength of the corrugated pipe 3, so as to effectively prevent the corrugated pipe 3 from deforming during pouring or transportation.

[0027] In the embodiment of the present application, as Figures 1-4 shown, the steel pedestal 2 includes a bottom plate 21 and a hollow support platform 22; one end of the bottom plate 21 is connected to the precast pedestal 5, the other end of the bottom plate 21 is connected to one end of the hollow support platform 22, and the other end of the hollow support platform 22 abuts against the pier column; a plurality of through holes are provided on the bottom plate 21, and a plurality of corrugated pipes 3 respectively pass through the plurality of through holes and are arranged inside the hollow support platform 22, and one ends of the plurality of corrugated pipes 3 close to the hollow support platform 22 are arranged inside the precast pier column.

[0028] Exemplarily, the bottom plate 21 is fixedly connected to the precast pedestal 5, and the base can also be connected to the ground. The precast pedestal 5 and the steel pedestal 2 can support the precast pier column; the diameter of the through holes provided on the bottom plate 21 is larger than the outer diameter of the corrugated pipe 3, which can enable the corrugated pipe 3 to pass through the bottom plate 21 smoothly.

[0029] In the embodiment of the present application, as Figures 1-4 shown, a plurality of vertical supports 6 are further included; a plurality of vertical supports 6 are arranged inside the hollow support platform 22, one ends of the plurality of vertical supports 6 are connected to the bottom plate 21, and the other ends of the plurality of vertical supports 6 abut against the pier column. The plurality of vertical supports 6 are configured to support the precast pier column.

[0030] Exemplarily, both the hollow support platform 22 and the base plate 21 are used to support the precast pier column. A plurality of vertical supports 6 are arranged inside the hollow support platform 22, so as to improve the mechanical strength of the hollow support platform 22, thereby ensuring the stability of the steel pedestal 2. Moreover, the vertical supports 6 can be made of angle steel or steel bars. The steel bars have a certain elasticity and can improve the seismic resistance effect of the steel pedestal 2.

[0031] In the embodiment of the present application, as Figures 1-4 shown, it further includes a plurality of transverse supports 7; a plurality of transverse supports 7 are arranged inside the hollow support platform 22. Both ends of the plurality of transverse supports 7 are connected to the inside of the hollow support platform 22, and the plurality of transverse supports 7 are configured to improve the mechanical performance of the hollow support platform 22.

[0032] Exemplarily, a plurality of transverse supports 7 are further arranged inside the hollow support platform 22, so as to improve the mechanical strength of the hollow support platform 22, thereby ensuring the stability of the steel pedestal 2. Moreover, the transverse supports 7 can be made of angle steel or steel bars. The steel bars have a certain elasticity and can improve the seismic resistance effect of the steel pedestal 2.

[0033] In the embodiment of the present application, as Figures 1-4 shown, it further includes a plurality of anchor bolts 8; the base plate 21 is respectively connected to the precast pedestal 5 and the ground through the plurality of anchor bolts 8;

[0034] Exemplarily, the base plate 21 is fixedly connected to the precast pedestal 5 through the plurality of anchor bolts 8, and the base can also be connected to the ground through the plurality of anchor bolts 8. Both the precast pedestal 5 and the steel pedestal 2 can support the precast pier column.

[0035] The various embodiments in this specification are described in a progressive manner. For the same or similar parts between the various embodiments, reference can be made to each other. The key point of each embodiment is to illustrate the differences from other embodiments.

[0036] The above embodiments are only used to illustrate the technical solutions of the present application, rather than limiting the present application; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the present application.

Claims

1. A positioning device for precast pier column embedded bellows, characterized in that It includes a positioning plate (1), a steel pedestal (2), a plurality of corrugated pipes (3) and a plurality of sleeves (4); The positioning plate (1) is arranged in the precast pedestal (5); One end of the steel pedestal (2) is connected to the precast pedestal (5), and the other end of the steel pedestal (2) abuts against the precast pier; A plurality of the sleeves (4) are connected to one side of the positioning plate (1) close to the precast pedestal (5). A plurality of the corrugated pipes (3) are respectively sleeved on the outer sides of the plurality of the sleeves (4). One ends of the plurality of the corrugated pipes (3) abut against the positioning plate (1), and the other ends of the plurality of the corrugated pipes (3) pass through the steel pedestal (2) and are blocked.

2. The precast pier column embedded corrugated pipe positioning device according to claim 1, wherein, It further includes an inner lining pipe; The inner lining pipe is arranged inside the corrugated pipe (3), and the inner lining pipe is configured to prevent the corrugated pipe (3) from deforming.

3. The precast pier column embedded corrugated pipe positioning device according to claim 1, characterized in that, The steel pedestal (2) includes a bottom plate (21) and a hollow support platform (22); One end of the bottom plate (21) is connected to the precast pedestal (5), the other end of the bottom plate (21) is connected to one end of the hollow support platform (22), and the other end of the hollow support platform (22) abuts against the pier; A plurality of through holes are formed in the bottom plate (21). The plurality of the corrugated pipes (3) respectively pass through the plurality of the through holes and are arranged inside the hollow support platform (22). One ends of the plurality of the corrugated pipes (3) close to the hollow support platform (22) are arranged inside the precast pier.

4. The precast pier column embedded corrugated pipe positioning device according to claim 3, characterized in that, It further includes a plurality of vertical supports (6); A plurality of the vertical supports (6) are arranged inside the hollow support platform (22). One ends of the plurality of the vertical supports (6) are connected to the bottom plate (21), and the other ends of the plurality of the vertical supports (6) abut against the pier. The plurality of the vertical supports (6) are configured to support the precast pier.

5. The precast pier column embedded corrugated pipe positioning device according to claim 3, wherein, It further includes a plurality of horizontal supports (7); A plurality of the horizontal supports (7) are arranged inside the hollow support platform (22). Both ends of the plurality of the horizontal supports (7) are connected inside the hollow support platform (22). The plurality of the horizontal supports (7) are configured to improve the mechanical properties of the hollow support platform (22).

6. The precast pier column embedded corrugated pipe positioning device according to claim 3, characterized in that, It further includes a plurality of anchor bolts (8); The bottom plate (21) is respectively connected to the precast pedestal (5) and the ground through the plurality of the anchor bolts (8).

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