Prestressed pipe pile manufacturing die

Abstract

The utility model relates to the technical field of pipe pile molds, and discloses a prestressed pipe pile manufacturing mold which comprises a butt joint mechanism, an upper mold and a lower mold, the upper mold and the lower mold are installed in the butt joint mechanism, the upper mold is detachably installed above the lower mold, a plurality of sets of inserting pieces are symmetrically installed on the upper mold, a plurality of sets of opening pieces are installed on the lower mold, and the opening pieces are detachably installed on the lower mold. Sealing washers sleeve the same ends of the upper mold and the lower mold; a pouring piece is arranged at one end, opposite to the upper mold, of the butt joint mechanism; through cooperation of the upper mold, the lower mold and the butt joint mechanisms, the upper mold and the lower mold are connected and fixed through the butt joint mechanisms after being installed in a butt joint mode, and the prefabrication length of the pipe pile can be conveniently adjusted by increasing or reducing the number of the butt joint mechanisms and increasing the connection number of the upper mold and the lower mold; and therefore, the tubular piles with different lengths can be prefabricated and poured conveniently, and the prefabricating efficiency of the tubular piles is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe pile moulds, in particular to a prestressed pipe pile manufacturing mould. Background Art

[0002] Reinforced concrete precast piles are prefabricated in prefabricated component processing plants, and after curing and reaching the designed strength, they are transported to the construction site for installation, and then the cap beam (slab) foundation is poured on the top of the pile. They are often used in foundations of silty soil, clay soil, silt, sandy soil and artificial fill. Prestressed concrete pipe piles are a kind of prefabricated concrete piles that reflect the progress of contemporary concrete technology and the high-tech level of concrete products. Prestressed concrete pipe piles can be divided into post-tensioned prestressed pipe piles and pre-tensioned prestressed pipe piles. Concrete prestressed pipe piles must be made using molds before they can be used;

[0003] In the prior art, the Chinese utility model with publication number: CN217318464U discloses a mold for prestressed concrete pipe piles, including a base and a reinforcement mechanism, a fixing mechanism is arranged on the top of the base, and a left half mold is arranged on the side of the fixing mechanism, and a right half mold is arranged on the side of the left half mold, the reinforcement mechanism is arranged on the outside of the left half mold, a top cover is installed on the top of the left half mold, and a handle is arranged on the top of the top cover, a plug rod is connected to the bottom of the handle, and an elastic clip strip is installed at the bottom of the plug rod; the utility model is provided with a reinforcement mechanism, which is conducive to tightly connecting the left half mold with the right half mold without leaving a gap, which is convenient for reinforcing it, improving its stability, and being able to keep it fixed, so that when pouring the manufacturing solution into the left half mold and the right half mold, it is not easy to misalign and cause liquid leakage, which is convenient for better manufacturing of prestressed concrete pipe piles, and the structure is simple and the operation method is convenient and fast;

[0004] Although the above technical solution can improve the stability of the pipe pile prefabrication mold, in actual use, when pipe piles of different lengths need to be produced, the mold needs to be replaced, which leads to the use of molds of different lengths. This can easily cause a large backlog of molds and occupy a large amount of factory space. In addition, the mold changing process is complicated and time-consuming, which reduces production efficiency. Therefore, we need to propose a prestressed pipe pile production mold. Utility Model Content

[0005] The purpose of the utility model is to provide a prestressed pipe pile manufacturing mold, which is convenient for quickly increasing and reducing the number of molds, thereby prefabricating pipe piles of different lengths, improving the efficiency of pipe pile prefabrication, and at the same time improving the efficiency of disassembly and assembly of the mold, thereby improving the production efficiency of the pipe piles, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a prestressed pipe pile production mold, comprising a docking mechanism and an upper mold and a lower mold installed in the docking mechanism, the upper mold is detachably installed above the lower mold, multiple groups of plug-ins are symmetrically installed on the upper mold, multiple groups of opening parts are installed on the lower mold, the same end of the upper mold and the lower mold are both sleeved with sealing gaskets, and the opposite end of the docking mechanism and the upper mold is provided with a casting piece;

[0007] The docking mechanism includes a first ring and a second ring, the first ring is rotatably connected to one end of the second ring, the other end of the first ring is fixedly connected to a clamping plate, the other end of the second ring is fixedly connected to two groups of limit frames, the two groups of limit frames are slidably connected with rectangular frames, one side of the rectangular frame is provided with a return spring, and one end of the return spring is installed on one side of the inner cavity of the limit frame, one end of the upper surface of the rectangular frame is provided with a guide block, one side of the clamping plate is provided with a clamping groove for the rectangular frame to be embedded, and the inner sides of the first ring and the second ring are both provided with grooves for the sealing gasket to be embedded.

[0008] Preferably, the lower mold includes a lower half-groove mold, both ends of the outer side of the lower half-groove mold are fixedly connected with a lower fixed frame for installing the support part, both ends of the outer side of the lower half-groove mold are fixedly connected with a lower ladder block, and both ends of the outer side of the lower half-groove mold are fixedly connected with a first docking ring for wrapping a sealing gasket.

[0009] Preferably, the upper mold includes an upper half-groove mold, both ends of the outer side of the upper half-groove mold are fixedly connected with an upper fixed frame for installing the plug-in, both ends of the outer side of the upper half-groove mold are fixedly connected with an upper ladder block symmetrically arranged with the first ladder block, and both ends of the outer side of the upper half-groove mold are fixedly connected with a second docking ring for wrapping a sealing gasket.

[0010] Preferably, the first docking ring and the second docking ring are arranged in a circular ring after docking, the outer side of the lower half-groove mold is fixedly connected with multiple groups of first reinforcing ribs, the outer side of the upper half-groove mold is fixedly connected with multiple groups of second reinforcing ribs, the outer side of the lower half-groove mold is fixedly connected with two groups of bases, the upper end of the lower half-groove mold is fixedly connected with two groups of docking strips, and the lower end of the upper half-groove mold is provided with docking holes for the two groups of docking strips to be embedded.

[0011] Preferably, the plug-in includes a fixed block fixedly connected in the upper fixed frame, guide rods are fixedly connected on both sides of the fixed block, plug plates are slidably connected to the outer sides of two groups of guide rods, and limit blocks are fixedly connected to the lower ends of the opposite sides of the two groups of plug plates.

[0012] Preferably, the support member includes a rotating shaft rotatably connected in the lower fixed frame, the outer side of the rotating shaft is fixedly connected with a support block that contacts the two groups of plug plates, one end of the rotating shaft passes through the lower fixed frame and is fixedly connected with a connecting plate, and two groups of protruding rods are fixedly connected at both ends of one side of the connecting plate.

[0013] Preferably, the casting part comprises a sealing cylinder, the outer side of one end of the sealing cylinder is fixedly connected with a third docking ring clamped between the first sleeve ring and the second sleeve ring, and a casting pipe is arranged on the outer side of the sealing cylinder.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model mainly cooperates between the upper mold, the lower mold and the docking mechanism. After the upper mold and the lower mold are docked and installed, they are connected and fixed through the docking mechanism. By increasing or decreasing the number of docking mechanisms and increasing the number of connections between the upper mold and the lower mold, the prefabrication length of the pipe pile can be adjusted, thereby facilitating the prefabrication and pouring of pipe piles of different lengths and improving the prefabrication efficiency of the pipe piles.

[0016] 2. The utility model cooperates between the plug-in and the expansion piece, inserts the plug-in into the lower fixed frame, rotates the connecting plate so that the rotating shaft drives the expansion block to contact the two sets of limit plates, and then makes the limit block contact the lower surface of the lower fixed frame, thereby avoiding separation of the upper mold and the lower mold, and improving the quality of pipe pile production. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the lower mold and the support member of the utility model;

[0019] Figure 3 It is a schematic diagram of the upper mold and plug-in structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the docking mechanism and casting structure of the utility model.

[0021] In the figure: 100, lower mold; 101, lower half groove mold; 102, first docking ring; 103, docking strip; 104, first reinforcing rib; 105, base; 106, lower ladder block; 107, lower fixing frame; 200, upper mold; 201, upper half groove mold; 202, second docking ring; 203, second reinforcing rib; 204, upper ladder block; 205, upper fixing frame; 300, opening member; 301, rotating shaft; 302, connecting plate; 303, convex rod; 304, upper ladder block; 305, upper fixing frame; 306, lower mold; 307, lower mold; 308, upper mold; 309, upper mold; 310, upper mold; 311, upper mold; 312, upper mold; 313, upper mold; 314, upper mold; 315, upper mold; 316, upper mold; 317, upper mold; 318, upper mold; 319, upper mold; 320, upper mold; 321, upper mold; 322, upper mold; 323, upper mold; 324, upper mold; 325, upper mold; 326, upper mold; 327, upper mold; 328, upper mold; 329, upper mold; 330, upper mold; 331, upper mold; 332, upper mold; 333, upper mold; 334, upper mold; 335, upper mold; 336, upper mold; 337, upper mold; 338, upper mold; 339, upper mold; 340, upper mold; 341, upper mold; 342, upper mold; 343, upper mold; 344, upper mold; 345, upper mold; 34 04, expansion block; 400, plug-in; 401, fixing block; 402, guide rod; 403, plug-in plate; 404, limit block; 500, docking mechanism; 501, first set of rings; 502, second set of rings; 503, clamping plate; 504, clamping groove; 505, limit frame; 506, rectangular frame; 507, guide block; 508, reset spring; 600, casting; 601, sealing cylinder; 602, casting pipe; 603, third docking ring; 700, sealing gasket. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution: a prestressed pipe pile production mold, including a docking mechanism 500 and an upper mold 200 and a lower mold 100 installed in the docking mechanism 500, the upper mold 200 is detachably installed above the lower mold 100, multiple groups of plug-ins 400 are symmetrically installed on the upper mold 200, and multiple groups of opening parts 300 are installed on the lower mold 100. The same end of the upper mold 200 and the lower mold 100 is sleeved with a sealing gasket 700, and the opposite end of the docking mechanism 500 and the upper mold 200 is provided with a casting part 600;

[0024] The docking mechanism 500 includes a first ring 501 and a second ring 502, the first ring 501 is rotatably connected to one end of the second ring 502, the other end of the first ring 501 is fixedly connected to a clamping plate 503, the other end of the second ring 502 is fixedly connected to two groups of limit frames 505, the two groups of limit frames 505 are slidably connected with a rectangular frame 506, one side of the rectangular frame 506 is provided with a return spring 508, and one end of the return spring 508 is installed on one side of the inner cavity of the limit frame 505, one end of the upper surface of the rectangular frame 506 is provided with a guide block 507, one side of the clamping plate 503 is provided with a clamping groove 504 for the rectangular frame 506 to be embedded, and the inner side of the first ring 501 and the inner side of the second ring 502 are both provided with grooves for the sealing gasket 700 to be embedded.

[0025] The lower mold 100 includes a lower half-groove mold 101, both ends of the outer side of the lower half-groove mold 101 are fixedly connected with a lower fixed frame 107 for installing the propping piece 300, both ends of the outer side of the lower half-groove mold 101 are fixedly connected with a lower ladder block 106, both ends of the outer side of the lower half-groove mold 101 are fixedly connected with a first docking ring 102 for wrapping a sealing gasket 700, and a gap is formed after the lower ladder block 106 contacts the upper ladder block 204 to facilitate the separation of the upper mold 200 and the lower mold 100.

[0026] The upper mold 200 includes an upper half-groove mold 201, both ends of the outer side of the upper half-groove mold 201 are fixedly connected with an upper fixed frame 205 for installing the plug-in 400, both ends of the outer side of the upper half-groove mold 201 are fixedly connected with an upper ladder block 204 symmetrically arranged with the first ladder block, and both ends of the outer side of the upper half-groove mold 201 are fixedly connected with a second docking ring 202 for wrapping the sealing gasket 700. The first docking ring 102 and the second docking ring 202 facilitate the wrapping of the sealing gasket 700, so that the docking mechanism 500 is tightly connected with the upper mold 200 and the lower mold 100, thereby avoiding the leakage of prefabricated materials and improving the production quality.

[0027] The first docking ring 102 and the second docking ring 202 are arranged in a circular ring after docking, and multiple groups of first reinforcing ribs 104 are fixedly connected to the outer side of the lower half-groove mold 101, and multiple groups of second reinforcing ribs 203 are fixedly connected to the outer side of the upper half-groove mold 201. Two groups of bases 105 are fixedly connected to the outer side of the lower half-groove mold 101, and two groups of docking strips 103 are fixedly connected to the upper end of the lower half-groove mold 101. A docking hole for the two groups of docking strips 103 to be embedded is opened at the lower end of the upper half-groove mold 201. The strength of the upper mold 200 and the lower mold 100 is improved by the first reinforcing ribs 104 and the second reinforcing ribs 203, thereby improving the service life, and the docking strips 103 improve the sealing of the upper mold 200 and the lower mold 100 after the mold is closed.

[0028] The plug-in 400 includes a fixed block 401 fixedly connected in the upper fixed frame 205, guide rods 402 are fixedly connected on both sides of the fixed block 401, plug plates 403 are slidably connected to the outer sides of the two groups of guide rods 402, and the lower ends of the opposite sides of the two groups of plug plates 403 are fixedly connected to limit blocks 404. The plug plates 403 move along the upper fixed frame 205 and the guide rods 402 to facilitate passing through the lower fixed frame 107.

[0029] The support member 300 includes a rotating shaft 301 rotatably connected to the lower fixed frame 107, and a support block 304 that contacts the two groups of plug plates 403 is fixedly connected to the outer side of the rotating shaft 301. One end of the rotating shaft 301 passes through the lower fixed frame 107 and is fixedly connected to a connecting plate 302. Two groups of protruding rods 303 are fixedly connected to both ends of one side of the connecting plate 302. The connecting rod is driven to rotate by the protruding rod 303, and the operation is simple. The connecting rod is driven to rotate, and then the elliptical support member 300 is rotated from a vertical state to a horizontal state, so that the two ends of the support member 300 contact the two groups of plug plates 403, and then the limit block 404 clamps the lower fixed frame 107, thereby improving the stability of the docking between the upper mold 200 and the lower mold 100.

[0030] The casting piece 600 includes a sealing cylinder 601, and a third docking ring 603 fixedly connected to the outer side of one end of the sealing cylinder 601 is clamped between the first ring 501 and the second ring 502. A casting pipe 602 is arranged on the outer side of the sealing cylinder 601. The casting piece 600 facilitates the pouring of concrete and the sealing of the two ends of the pipe pile.

[0031] When in use, the upper half-groove mold 201 is matched with the docking strip 103 on the lower half-groove mold 101, and the plug-in 400 is inserted into the lower fixed frame 107. The expansion piece 300 is rotated 90 degrees to expand the plug-in 400 and fix it to the lower fixed frame 107, thereby realizing the mold closing of the upper mold 200 and the lower mold 100. The sealing gasket 700 is wrapped on the first docking ring 102 and the second docking ring 202, and the first ring 501 and the second ring 502 of the docking mechanism 500 are wrapped around the sealing gasket 700, and the clamping plate 503 is inserted into the rectangular frame 506. Under the elastic action of the reset spring 508, the guide block 507 section of the rectangular frame 506 is embedded in the clamping groove 504 of the clamping plate 503, so as to facilitate the docking of the upper mold 200 and the lower mold 100 after the two combined molds are assembled. By repeating the above operation, prestressed pipe piles of different lengths can be cast and formed, thereby improving practicality.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A prestressed pipe pile manufacturing mold, comprising a docking mechanism (500) and an upper mold (200) and a lower mold (100) installed in the docking mechanism (500), characterized in that: The upper mold (200) is detachably mounted above the lower mold (100); a plurality of groups of plug-ins (400) are symmetrically mounted on the upper mold (200); a plurality of groups of opening members (300) are mounted on the lower mold (100); a sealing gasket (700) is sleeved on the same end of the upper mold (200) and the lower mold (100); and a casting member (600) is disposed on the opposite end of the docking mechanism (500) to the upper mold (200); The docking mechanism (500) comprises a first sleeve (501) and a second sleeve (502), wherein the first sleeve (501) is rotatably connected to one end of the second sleeve (502), the other end of the first sleeve (501) is fixedly connected to a clamping plate (503), the other end of the second sleeve (502) is fixedly connected to two groups of limit frames (505), the two groups of limit frames (505) are slidably connected to rectangular frames (506), and the rectangular frames (506) are fixedly connected to the other end of the second sleeve (502). A return spring (508) is provided on one side of the rectangular frame (506), and one end of the return spring (508) is installed on one side of the inner cavity of the limit frame (505); a guide block (507) is provided on one end of the upper surface of the rectangular frame (506); a card slot (504) for the rectangular frame (506) to be embedded is provided on one side of the card plate (503); and grooves for the sealing gasket (700) to be embedded are provided on the inner sides of the first ring (501) and the second ring (502).

2. The prestressed pipe pile production mold according to claim 1, characterized in that: The lower mold (100) comprises a lower half-groove mold (101), both ends of the outer side of the lower half-groove mold (101) are fixedly connected to a lower fixing frame (107) for mounting the expansion member (300), both ends of the outer side of the lower half-groove mold (101) are fixedly connected to a lower ladder block (106), and both ends of the outer side of the lower half-groove mold (101) are fixedly connected to a first docking ring (102) for wrapping a sealing gasket (700).

3. The prestressed pipe pile production mold according to claim 2, characterized in that: The upper mold (200) comprises an upper half-groove mold (201), both ends of the outer side of the upper half-groove mold (201) are fixedly connected to an upper fixing frame (205) for mounting the plug-in (400), both ends of the outer side of the upper half-groove mold (201) are fixedly connected to an upper ladder block (204) symmetrically arranged with the first ladder block, and both ends of the outer side of the upper half-groove mold (201) are fixedly connected to a second docking ring (202) for wrapping a sealing gasket (700).

4. The prestressed pipe pile production mold according to claim 3 is characterized by: The first docking ring (102) and the second docking ring (202) are arranged in a circular ring after docking; the outer side of the lower half-trough mold (101) is fixedly connected with multiple groups of first reinforcing ribs (104); the outer side of the upper half-trough mold (201) is fixedly connected with multiple groups of second reinforcing ribs (203); the outer side of the lower half-trough mold (101) is fixedly connected with two groups of bases (105); the upper end of the lower half-trough mold (101) is fixedly connected with two groups of docking strips (103); and the lower end of the upper half-trough mold (201) is provided with docking holes for the two groups of docking strips (103) to be embedded.

5. The prestressed pipe pile production mold according to claim 4, characterized in that: The plug-in unit (400) comprises a fixed block (401) fixedly connected in an upper fixed frame (205); guide rods (402) are fixedly connected to both sides of the fixed block (401); plug-in plates (403) are slidably connected to the outer sides of two groups of the guide rods (402); and limit blocks (404) are fixedly connected to the lower ends of the opposite sides of the two groups of the plug-in plates (403).

6. The prestressed pipe pile production mold according to claim 5, characterized in that: The spreading member (300) comprises a rotating shaft (301) rotatably connected in the lower fixed frame (107); a spreading block (304) abutting against two groups of plug plates (403) is fixedly connected to the outer side of the rotating shaft (301); one end of the rotating shaft (301) passes through the lower fixed frame (107) and is fixedly connected to a connecting plate (302); two groups of protruding rods (303) are fixedly connected to two ends of one side of the connecting plate (302).

7. The prestressed pipe pile production mold according to claim 6, characterized in that: The casting part (600) comprises a sealing cylinder (601), the outer side of one end of which is fixedly connected to a third docking ring (603) clamped between the first sleeve ring (501) and the second sleeve ring (502), and a casting pipe (602) is arranged on the outer side of the sealing cylinder (601).

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