Concrete pipe pile convenient to hoist

Abstract

The utility model discloses a concrete pipe pile convenient to hoist, which comprises two end plates, a reinforcement cage and a concrete layer, wherein a plurality of reinforcing structures are arranged on the reinforcement cage; the reinforcing structure comprises a reinforcing ring arranged on the peripheral side of the reinforcement cage, a plurality of supporting rods arranged on the reinforcing ring in a circumferential array mode and a plurality of threaded sleeves arranged on the supporting rods, and the end faces, away from the supporting rods, of the threaded sleeves and the concrete layer are located on the same arc-shaped face. And the lifting ring is used for being in threaded connection with the thread bushings of the reinforcing structures in the lifting process. The reinforcing structure has the following advantages and effects that the reinforcing structures are arranged on the reinforcement cage, the structural strength of the reinforcement cage can be firstly reinforced through the reinforcing structures, and meanwhile the end faces, away from the supporting rods, of the threaded sleeves of the reinforcing structures and the concrete layer are located on the same arc-shaped face; and at the moment, the threaded grooves of the threaded sleeves are exposed outside, the threaded sleeves are installed in the threaded holes through a plurality of hanging rings, and finally the hanging rings have the effect of facilitating hoisting.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete pipe piles, in particular to a concrete pipe pile which is convenient for lifting. Background Art

[0002] Prestressed concrete pipe piles have the characteristics of strong bearing capacity, good resistance to impact, strong penetration, short construction period, convenient construction, easy pile layout, low comprehensive cost, etc. They can be widely used in industrial and civil buildings, bridges, highways, railways, ports, water conservancy and other projects. Both ends of the prestressed concrete pipe piles are equipped with end plates, which are used to fix the steel bar ends of the steel cage inside the prestressed concrete pipe piles.

[0003] The use of concrete pipe piles involves the problem of lifting. The concrete pipe piles are tied with slings at multiple locations. Pads should be added to the joints between the slings and the concrete pipe piles. Then, they are lifted with a crane. Balance needs to be maintained during lifting to prevent the concrete pipe piles from slipping, which is inconvenient. Utility Model Content

[0004] The utility model aims to provide a concrete pipe pile which is convenient for lifting and transportation.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: a concrete pipe pile that is easy to lift, including two end plates, a steel cage arranged between the two end plates, and a concrete layer arranged between the two steel cages and the two end plates, wherein a plurality of reinforcing structures are arranged on the steel cage; the reinforcing structure includes a reinforcing ring arranged on the circumferential side of the steel cage, a plurality of support rods arranged in a circumferential array on the reinforcing ring, and a plurality of threaded sleeves arranged on the support rods, wherein the end surface of the threaded sleeve away from the support rod is located on the same arc surface as the concrete layer; and also includes a plurality of lifting rings used for threaded connection to the threaded sleeves of the plurality of reinforcing structures during lifting.

[0006] The utility model is further configured as follows: the steel cage comprises a plurality of main steel bars arranged in a circular array, spiral steel bars welded on the circumferential sides of the plurality of main steel bars, a notch is provided on the reinforcement ring, and the spiral steel bars pass through the notch.

[0007] The utility model is further configured as follows: a plurality of limiting sleeves are arranged on the inner side of the reinforcing ring for the plurality of main steel bars to pass through respectively.

[0008] The utility model is further configured as follows: a locking bolt for tightening against the peripheral side of the main steel bar is threadedly connected to the limiting sleeve.

[0009] The utility model is further configured as follows: a stepped groove is provided at the opening of the thread groove of the threaded sleeve, and a rubber sealing plug is embedded in the stepped groove.

[0010] The utility model is further configured as follows: reinforcing protrusions combined with the concrete layer are arranged on both sides of the support rod.

[0011] In summary, the beneficial effects of the utility model are:

[0012] 1. By arranging and setting a plurality of reinforcing structures on the steel cage, the setting of the reinforcing structures can firstly strengthen the structural strength of the steel cage. At the same time, the end face of the threaded sleeve of the reinforcing structure away from the support rod is located on the same arc surface as the concrete layer. At this time, the thread groove of the threaded sleeve is exposed to the outside. At this time, it is installed in the threaded hole through a plurality of lifting rings, and finally the lifting ring has the function of facilitating lifting;

[0013] 2. By setting a notch on the reinforcement ring, the welding of the spiral reinforcement of the reinforcement cage is not affected; and the main reinforcement passes through the limiting sleeve on the inner side of the reinforcement ring, so as to support multiple main reinforcements and increase the structural strength; at the same time, the locking bolts are used for further fixing to fix multiple main reinforcements, so as to facilitate the welding of spiral reinforcements on the main reinforcements;

[0014] 3. A stepped groove is provided at the opening of the thread groove of the threaded sleeve, and a rubber sealing plug is embedded in the stepped groove, thereby sealing the thread groove of the threaded sleeve;

[0015] 4. Multiple reinforcement protrusions combined with the concrete layer are arranged on both sides of the support rod, so as to increase the structural strength of the combination of the support rod and the concrete layer after the concrete layer is formed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 It is a structural schematic diagram of a local steel cage and a reinforcement structure of the utility model.

[0018] Figure numerals: 1. end plate; 2. steel cage; 21. main steel bar; 22. spiral steel bar; 3. concrete layer; 41. reinforcement ring; 411. notch; 42. support rod; 421. reinforcement protrusion; 43. threaded sleeve; 431. stepped groove; 44. limiting sleeve; 45. locking bolt; 46. rubber sealing plug; 5. lifting ring. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0020] Embodiment: A concrete pipe pile that is easy to lift, such as Figure 1 and Figure 2As shown, it includes two end plates 1, a steel cage 2 arranged between the two end plates 1, and a concrete layer 3 arranged between the two steel cages 2 and the two end plates 1. The steel cage 2 includes a plurality of main steel bars 21 arranged in a circumferential array, and spiral steel bars 22 welded to the circumferential sides of the plurality of main steel bars 21. Both ends of the main steel bars 21 are installed on the two end plates 1.

[0021] like Figure 1 and Figure 2 As shown, a plurality of reinforcement structures are arranged on the steel cage 2. The reinforcement structure includes a reinforcement ring 41 arranged on the circumferential side of the steel cage 2, a plurality of support rods 42 arranged in a circumferential array on the reinforcement ring 41, and a plurality of threaded sleeves 43 arranged on the support rods 42, wherein the end surface of the threaded sleeve 43 away from the support rod 42 is located on the same arc surface as the concrete layer 3.

[0022] like Figure 1 and Figure 2 As shown, a notch 411 (in the figure, the blank space of the notch) is provided on the reinforcing ring 41, and the spiral reinforcement 22 passes through the notch 411. A plurality of limiting sleeves 44 are provided inside the reinforcing ring 41 for the main reinforcement 21 to pass through respectively, and a locking bolt 45 for tightening against the peripheral side of the main reinforcement 21 is threadedly connected to the limiting sleeve 44. At the same time, reinforcing protrusions 421 combined with the concrete layer 3 are provided on both sides of the support rod 42. In addition, a stepped groove 431 is provided at the opening of the thread groove of the threaded sleeve 43, and a rubber sealing plug 46 is embedded in the stepped groove 431.

[0023] like Figure 1 and Figure 2 As shown, it also includes a plurality of lifting rings 5 ​​for threaded connection to the threaded sleeves 43 of the plurality of reinforcing structures during lifting.

[0024] Implementation effect: By arranging and setting a plurality of reinforcing structures on the steel cage 2, the setting of the reinforcing structures can firstly strengthen the structural strength of the steel cage 2. At the same time, the end face of the threaded sleeve 43 of the reinforcing structure away from the support rod 42 is located on the same arc surface as the concrete layer 3. At this time, the threaded groove of the threaded sleeve 43 is exposed to the outside. At this time, it is installed in the threaded hole through a plurality of lifting rings 5, and finally the lifting ring 5 has the function of facilitating lifting.

[0025] By setting a notch 411 on the reinforcing ring 41, the welding of the spiral steel bar 22 of the steel cage 2 is not affected; and the main steel bar 21 passes through the limiting sleeve 44 on the inner side of the reinforcing ring 41, so as to support multiple main steel bars 21 and increase the structural strength; at the same time, the locking bolt 45 is further fixed to fix multiple main steel bars 21, so as to facilitate the welding of the spiral steel bar 22 on the main steel bar 21. A stepped groove 431 is provided at the opening of the thread groove of the threaded sleeve 43, and a rubber sealing plug 46 is embedded in the stepped groove 431 to seal the thread groove of the threaded sleeve 43. Multiple reinforcement protrusions 421 combined with the concrete layer 3 are provided on both sides of the support rod 42, so that after the concrete layer 3 is formed, the structural strength of the combination of the support rod 42 and the concrete layer 3 can be increased.

[0026] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A concrete pipe pile that is easy to hoist, comprising two end plates (1), a steel cage (2) arranged between the two end plates (1), and a concrete layer (3) arranged between the two steel cages (2) and the two end plates (1), characterized in that: A plurality of reinforcing structures are arranged on the reinforcing cage (2); the reinforcing structures include a reinforcing ring (41) arranged on the circumferential side of the reinforcing cage (2), a plurality of support rods (42) arranged in a circumferential array on the reinforcing ring (41), and a plurality of threaded sleeves (43) arranged on the support rods (42), wherein the end faces of the threaded sleeves (43) away from the support rods (42) are located on the same arc surface as the concrete layer (3); and also include a plurality of lifting rings (5) for being threadedly connected to the threaded sleeves (43) of the plurality of reinforcing structures during lifting.

2. A concrete pipe pile that is easy to lift according to claim 1, characterized in that: The steel cage (2) comprises a plurality of main steel bars (21) arranged in a circumferential array, and spiral steel bars (22) welded around the circumference of the plurality of main steel bars (21); a notch (411) is provided on the reinforcement ring (41), and the spiral steel bars (22) pass through the notch (411).

3. A concrete pipe pile convenient for lifting and transporting according to claim 2, characterized in that: The inner side of the reinforcement ring (41) is provided with a plurality of limiting sleeves (44) for the main reinforcement bars (21) to pass through respectively.

4. The concrete pipe pile convenient for lifting and transporting according to claim 3 is characterized in that: The limiting sleeve (44) is threadedly connected with a locking bolt (45) for tightening against the peripheral side of the main steel bar (21).

5. The concrete pipe pile convenient for lifting and transporting according to claim 1, characterized in that: A stepped groove (431) is provided at the opening of the thread groove of the threaded sleeve (43), and a rubber sealing plug (46) is embedded in the stepped groove (431).

6. The concrete pipe pile convenient for lifting and transporting according to claim 1, characterized in that: Reinforcing protrusions (421) combined with the concrete layer (3) are arranged on both sides of the support rod (42).

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