Precast pile mold and mold set

Abstract

The utility model discloses a precast pile mold and a mold set. The precast pile mold comprises a bottom mold plate and two opposite side mold plates. The bottom template and the two side templates are encircled to form a mold cavity for forming a precast pile, the side templates comprise a foundation side template and a heightened side template connected to at least one vertical end of the foundation side template, and the foundation side template and the heightened side template are detachably connected through a fastener; wherein the inner wall of the heightened side formwork is flush with the inner wall of the foundation side formwork. According to the prefabricated pile mold, the side mold plates are divided into the foundation side mold plates and the heightened side mold plates, and when the height size of a prefabricated pile needing to be produced is changed, the height of the mold cavity is changed by arranging the heightened side mold plates, so that the prefabricated pile mold can produce prefabricated piles with different heights, and the universality of the mold is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated pile production, in particular to a prefabricated pile mould and a mould group. Background Art

[0002] Precast concrete piles are commonly used pile foundation components in existing buildings. Compared with other piles, precast concrete piles have shown advantages such as strong load capacity, small settlement deformation, simple construction, low cost and high efficiency in actual application, so they have been widely used in pile foundation projects. The current precast concrete pile mold includes a bottom template and side templates arranged on both sides of the bottom template and perpendicular to the bottom template. Since the size of the mold cavity is fixed, one mold can only produce precast piles with one cross-sectional size. According to construction requirements, different construction sites may have different requirements for the height size of the piles, and the precast piles produced by the existing molds have a single height size and poor versatility. Utility Model Content

[0003] The utility model aims to provide a precast pile mould and a mould set, so as to solve the problem that a mould can only produce precast piles with one cross-sectional size specification due to the fixed size of the mould cavity, resulting in poor mould versatility.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A precast pile mold comprises a bottom mold and two opposite side molds; the bottom mold and the two side molds together form a mold cavity that can be used to form precast piles, the side mold comprises a base side mold and a heightened side mold connected to at least one end of the base side mold in a vertical direction, the base side mold and the heightened side mold are detachably connected via fasteners; wherein the inner wall of the heightened side mold is flush with the inner wall of the base side mold.

[0006] Preferably, the mold cavity comprises a rough mold cavity segment and a fine mold cavity segment alternately arranged along the length direction; wherein the heightened side template is at least installed on a base side template forming the rough mold cavity segment.

[0007] Preferably, the heightened side formwork is installed at least on the foundation side formwork for forming the same precast pile; wherein the heightened side formwork is an integral structure; or, the heightened side formwork is a split structure, wherein the heightened side formwork includes a plurality of sub-heightened side formworks, and the longitudinal end faces of two adjacent sub-heightened side formworks are abutted against each other.

[0008] Preferably, the prefabricated pile mold further comprises a plurality of fine cavity forming molds, each of which is arranged in the mold cavity at intervals along the longitudinal direction to form the fine cavity segments.

[0009] Preferably, the side mold plate comprises a fixed section side mold and a movable section side mold; the fine mold cavity forming mold is at least located in the fixed section side mold.

[0010] Preferably, the movable section side mold is installed with at least one fine mold cavity forming mold, and the fine mold cavity forming mold can be detachably installed on the bottom mold plate and / or the side mold plate after sliding in the mold cavity.

[0011] Preferably, the fine cavity molding mold located at the fixed section side mold includes a fine cavity molding side mold installed on the fixed section side mold and a fine cavity molding bottom mold installed on the bottom mold plate, and the fine cavity molding side mold and the fine cavity molding bottom mold abut against each other and have a smooth transition.

[0012] Preferably, the molding cavity of the fine cavity molding mold is formed with a draft bevel; and / or, the spacing between the two side templates is adjustable; and / or, the precast pile mold also includes a top mold located on the upper part of the mold cavity; and / or, the side template and the bottom template are detachably connected by fasteners; and / or, a seal is provided between the side template and the bottom template; and / or, a seal is provided between the base side template and the heightened side template; and / or, a seal is provided between two adjacent sub-heightened side templates.

[0013] The utility model also provides a mold set, which includes at least two precast pile molds as described above, wherein the precast pile molds are arranged in sequence in the transverse direction; wherein adjacent precast pile molds abut against each other; or, two adjacent precast pile molds share the same side template.

[0014] Preferably, two adjacent precast pile molds share the same bottom mold plate; and / or, the side mold plate and / or the bottom mold plate are arranged with a plurality of steam channels; and / or, the side mold plate is provided with a vibration motor; and / or, the mold group further comprises a crossbeam assembly and a longitudinal beam assembly, the crossbeam assembly and the longitudinal beam assembly together form a frame, the precast pile molds are arranged transversely in sequence and placed in the mold frame, and the longitudinal length of each precast pile mold is less than or equal to the longitudinal inner length of the mold frame.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the side formwork is divided into a basic side formwork and a heightened side formwork, and when the height size of the precast pile to be produced changes, the height of the mold cavity is changed by setting the heightened side formwork, so that the precast pile mold can produce precast piles of different heights, thereby improving the universal performance of the mold; and, the heightened side formwork is detachably installed on the basic side formwork through fasteners, thereby improving the convenience of installing and disassembling the heightened side formwork, thereby improving the convenience of replacing the heightened side formwork.

[0016] The mold set provided by the utility model includes the aforementioned precast pile mold, and thus has the same function as the precast pile mold; at the same time, the mold set can produce multiple precast piles at the same time, thereby improving the production efficiency of the precast piles. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic structural diagram of a prefabricated pile mold disclosed in an embodiment of the utility model;

[0018] Figure 2 for Figure 1 A schematic diagram of the enlarged structure of part A;

[0019] Figure 3 A top view of another prefabricated pile mold disclosed in an embodiment of the utility model;

[0020] Figure 4 It is a schematic structural diagram of a fine cavity molding die disclosed in an embodiment of the utility model;

[0021] Figure 5 It is a partial structural schematic diagram of a mold set disclosed in an embodiment of the utility model.

[0022] In the figure: 1. precast pile mold; 11. bottom mold; 12. side mold; 121. foundation side mold; 122. heightened side mold; 1221. sub-heightened side mold; 123. fastener; 124. threaded hole; 125. fixed section side mold; 126. movable section side mold; 13. mold cavity; 131. rough mold cavity section; 132. fine mold cavity section; 2. fine mold cavity forming mold; 21. fine mold cavity forming side mold; 22. fine mold cavity forming bottom mold; 23. draft bevel; 3. steam pipe; 10. mold assembly. DETAILED DESCRIPTION

[0023] In order to enable those skilled in the art to better understand the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] In this article, the terms "upper, lower, inside, outside" and the like are established based on the positional relationships shown in the drawings. The corresponding positional relationships may also change depending on the drawings, and therefore cannot be understood as absolute limitations on the scope of protection; moreover, relational terms such as "first" and "second" and the like are merely used to distinguish one component from another with the same name, and do not necessarily require or imply any actual relationship or order between these components.

[0025] Embodiment 1

[0026] like Figure 1-3As shown, the precast pile mold provided in this embodiment includes a bottom template 11 and two opposite side templates 12; the bottom template 11 and the two side templates 12 enclose a mold cavity 13 that can be used to form precast piles, and the side template 12 includes a base side template 121 and a heightened side template 122 connected to at least one end of the base side template 121 in a vertical direction, and the base side template 121 and the heightened side template 122 are detachably connected by fasteners 123; wherein the inner wall of the heightened side template 122 is flush with the inner wall of the base side template 121. The fastener 123 is a locking structure, or the fastener 123 is a snap-fit ​​structure, or the fastener 123 is a threaded structure, such as Figure 2 As shown, the base side formwork 121 and the heightened side formwork 122 are provided with corresponding threaded holes 124, and the fastener 123 is a screw rod, and the two formworks are connected by the screw rod and the threaded hole 124; or the heightened side formwork 122 and the base side formwork 121 are connected by welding or bonding, and the specific connection form between the heightened side formwork 122 and the base side formwork 121 is selected according to the actual situation and is not limited here. It can be understood that the precast piles can be precast square piles, precast sheet piles, etc.

[0027] Specifically, Figure 1 and 2 As shown, the side formwork 12 is divided into a base side formwork 121 and a heightened side formwork 122. When the height of the precast pile to be produced changes, the height of the mold cavity 13 is changed by setting the heightened side formwork 122, so that the precast pile mold 1 can produce precast piles of different heights, thereby improving the universal performance of the mold; and, the heightened side formwork 122 is detachably mounted on the base side formwork 121 by fasteners 123, thereby improving the convenience of installing and disassembling the heightened side formwork 122, thereby improving the convenience of replacing the heightened side formwork 122.

[0028] Furthermore, if Figure 1 and 3 As shown, the mold cavity 13 includes a coarse mold cavity segment 131 and a fine mold cavity segment 132 which are alternately arranged along the length direction; wherein the coarse mold cavity segment 131 is used to form the large diameter segment of the precast pile, and the fine mold cavity segment 132 is used to form the small diameter segment of the precast pile; by arranging the coarse mold cavity segment 131 and the fine mold cavity segment 132 which are alternately arranged, it is convenient to form precast piles with large and small diameter segments, and the bearing capacity of the precast piles is improved by setting the large and small diameters; wherein the heightened side template 122 is at least installed on the base side template 121 forming the coarse mold cavity segment 131, that is, the heightened side template 122 can be installed at different positions of the base side template 121 according to actual production needs to change the height of different positions of the mold cavity 13, thereby producing precast piles of different sizes.

[0029] Furthermore, the mold cavity 13 of the same precast pile mold 1 can produce one or more precast piles; the heightened side template 122 is at least installed on the base side template 121 for molding the same precast pile, that is, when the mold cavity 13 of the same precast pile mold 1 can produce multiple precast piles, only the mold cavity 13 for molding one precast pile can be changed; at this time, the same precast pile mold 1 can produce precast piles of different sizes, further improving the universal performance of the precast pile mold 1.

[0030] Specifically, the foundation side formwork 121 for forming the same precast pile can be entirely installed with the heightened side formwork 122, or can be partially installed with the heightened side formwork 122; wherein, the heightened side formwork 122 is an integral structure, or, the heightened side formwork 122 is a split structure, the heightened side formwork 122 includes a plurality of sub-heightened side formworks 1221, and the longitudinal end faces of two adjacent sub-heightened side formworks 1221 are abutted against each other, preferably, two adjacent sub-heightened side formworks 1221 are respectively located on the foundation side formwork 121 of the coarse mold cavity section 131 and the fine mold cavity section 132; by setting the sub-heightened side formworks 1221, the installation, disassembly, transportation and storage of the sub-heightened side formworks 1221 are facilitated.

[0031] Embodiment 2

[0032] The same parts in this embodiment as those in the first embodiment are given the same figure marks, and the same text descriptions are omitted.

[0033] Compared with the first embodiment, the prefabricated pile mold 1 provided in this embodiment has the following different structural designs: Figure 1-4 As shown, the prefabricated pile mold 1 also includes a plurality of fine cavity forming molds 2, each of which is arranged in the mold cavity 13 at intervals along the longitudinal direction to form a fine cavity segment 132.

[0034] Furthermore, if Figure 3 As shown, the side mold 12 includes a fixed section side mold 125 and a movable section side mold 126; the fine mold cavity forming mold 2 is at least located in the fixed section side mold 125; wherein, at least one end of the foundation side mold 121 for forming the same precast pile is the movable section side mold 126, and the rest is the fixed section side mold 125; it can be understood that the position of the fine mold cavity forming mold 2 in the fixed section side mold 125 is fixed and cannot be moved longitudinally.

[0035] Specifically, the movable section side mold 126 is equipped with at least one fine cavity molding mold 2, and the fine cavity molding mold 2 can be detachably installed on the bottom mold plate 11 and / or the side mold plate 12 after sliding in the mold cavity 13; by changing the position of the fine cavity molding mold 2 in the movable section side mold 126, the length of the mold cavity 13 is changed, so as to produce prefabricated piles of different lengths; at the same time, the size of the fine cavity molding mold 2 can be replaced according to actual needs. It can be understood that the fine cavity molding mold 2 is installed on the bottom mold plate 11 and / or the side mold plate 12 through the fastener 123; the fastener 123 is a locking structure, or the fastener 123 is a snap-on structure, or the fastener 123 is a threaded structure, or the fine cavity molding mold 2 is connected to the bottom mold plate 11 and / or the side mold plate 12 by welding or bonding; it can be understood that the positions of multiple fine cavity molding molds 2 in the entire mold cavity 13 can be changed, and the lengths and shapes of different fine cavity molding molds 2 can be the same or different, which is selected according to actual production needs; in addition, if Figure 4 and 5 As shown, in order to facilitate the installation and disassembly of the fine cavity molding mold 2, the fine cavity molding mold 2 located at the movable section side mold 126 is an integral structure.

[0036] Furthermore, if Figure 4 As shown, the fine cavity molding mold 2 located at the fixed section side mold 125 includes a fine cavity molding side mold 21 installed on the fixed section side mold 125 and a fine cavity molding bottom mold 22 installed on the bottom mold plate 11; of course, the fine cavity molding side mold 21 can also be integrally formed on the fixed section side mold 125, and the fine cavity molding bottom mold 22 can also be integrally formed on the bottom mold plate 11; the fine cavity molding side mold 21 and the fine cavity molding bottom mold 22 are abutted against each other and have a smooth transition.

[0037] Furthermore, in order to facilitate demoulding of the precast pile after molding, the molding cavity of the fine cavity molding mold 2 is formed with a draft angle 23, and a draft angle is formed between the draft angle 23 and the inner wall of the base side template 121 forming the rough cavity section 131, and the draft angle is between 90° and 180°.

[0038] Furthermore, in order to further improve the universal performance of the precast pile mold 1, the spacing between the two side mold plates 12 is adjustable, so that the width of the mold cavity 13 can be changed, and the precast pile mold 1 can produce precast piles of different widths; the mold cavity 13 of the precast pile mold 1 can be adjusted in height, width and length to produce precast piles of different cross-sectional sizes to meet different production needs; at the same time, it avoids stockpiling precast pile molds 1 of multiple cross-sectional sizes, thereby reducing production costs.

[0039] Furthermore, in order to facilitate the top molding of the precast pile and improve the flatness of the top of the precast pile, the precast pile mold 1 also includes a top mold located on the upper part of the mold cavity 13.

[0040] Further, in order to facilitate replacement or movement of the side template 12, the side template 12 is detachably connected to the bottom template 11 through a fastener 123. The fastener 123 is a lock structure, or the fastener 123 is a snap structure, or the fastener 123 is a threaded structure, or the fine cavity molding mold 2 is connected to the bottom template 11 and / or the side template 12 by welding or bonding.

[0041] Furthermore, in order to prevent leakage of slurry and improve the flatness of the pile body surface, a seal is provided between the side formwork 12 and the bottom formwork 11; and / or a seal is provided between the base side formwork 121 and the heightened side formwork 122; and / or a seal is provided between two adjacent sub-heightened side formworks 1221; by providing a seal, the gap between the two connected formworks is sealed and filled to prevent the slurry in the mold cavity 13 from overflowing; the seal does not protrude from the inner wall of the formwork, and the seal can be either a sealing rubber or a sealing glue, without specific limitation.

[0042] Embodiment 3

[0043] In this embodiment, the same parts as those in Embodiments 1 and 2 are given the same figure marks, and the same text descriptions are omitted.

[0044] The utility model also discloses a mold set, such as Figure 5 As shown, it comprises at least two precast pile molds 1 as in any of the above embodiments, and the precast pile molds 1 are arranged in sequence in the transverse direction; wherein adjacent precast pile molds 1 abut against each other; or, two adjacent precast pile molds 1 share the same side mold 12. Adjacent precast pile molds 1 share the same side mold 12, which reduces the footprint of the mold set 10 and can also reduce the cost of using the side mold 12.

[0045] Furthermore, if Figure 5 As shown, two adjacent precast pile molds 1 share the same bottom mold plate 11, and the side mold plates 12 are detachably mounted on the bottom mold plate 11 and can slide along the width direction of the bottom mold plate 11 to adjust the distance between the adjacent side mold plates 12, thereby realizing the width adjustment of the mold cavity 13.

[0046] Furthermore, the side formwork 12 and / or the bottom formwork 11 are arranged with a plurality of steam channels. Preferably, a steam channel is provided inside the side formwork 12 or the bottom formwork 11, and the steam channel is used to accommodate the steam pipe 3. The steam pipe 3 transports steam so as to perform steam curing on the precast piles after forming on site. There is no need to transport the precast piles, thereby achieving on-site curing and improving the production efficiency of the precast piles.

[0047] Furthermore, a vibration motor is provided inside the side formwork 12, and the material is vibrated by the vibration of the vibration motor to increase the material flow rate and make the material evenly distributed; in addition, when the precast pile is demoulded, the precast pile mold 1 is driven to vibrate by the vibration motor, so that the precast pile is separated from the precast pile mold 1, thereby facilitating demoulding.

[0048] Furthermore, the mold group 10 also includes a crossbeam assembly and a longitudinal beam assembly, which together form a frame, and the precast pile molds 1 are arranged transversely in sequence and placed in the mold frame, and the longitudinal length of each precast pile mold 1 is less than or equal to the longitudinal inner length of the mold frame.

[0049] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

Claims

1. A prefabricated pile mold, characterized in that: It includes a bottom template and two opposite side templates; the bottom template and the two side templates together form a mold cavity that can be used to form precast piles, the side template includes a base side template and a heightened side template connected to at least one end of the base side template vertically, and the base side template and the heightened side template are detachably connected by fasteners; wherein the inner wall of the heightened side template is flush with the inner wall of the base side template.

2. The prefabricated pile mold according to claim 1, characterized in that: The mold cavity comprises a rough mold cavity segment and a fine mold cavity segment alternately arranged along the length direction; wherein the heightened side template is at least installed on a base side template forming the rough mold cavity segment.

3. The prefabricated pile mold according to claim 2, characterized in that: The heightened side formwork is at least installed on the base side formwork of the same precast pile; Among them, the heightened side formwork is an integral structure; Alternatively, the heightened side formwork is a split structure, and the heightened side formwork includes a plurality of sub-heightened side formworks, and the longitudinal end faces of two adjacent sub-heightened side formworks are abutted against each other.

4. The prefabricated pile mould according to claim 2 or 3, characterized in that: The prefabricated pile mold also includes a plurality of fine mold cavity forming molds, each of which is arranged in the mold cavity at intervals along the longitudinal direction to form the fine mold cavity section.

5. The prefabricated pile mould according to claim 4, characterized in that: The side mold plate comprises a fixed section side mold and a movable section side mold; the fine mold cavity forming mold is at least located at the fixed section side mold.

6. The prefabricated pile mould according to claim 5, characterized in that: The movable section side mold is installed with at least one fine mold cavity forming mold, and the fine mold cavity forming mold can be detachably installed on the bottom mold plate and / or the side mold plate after sliding in the mold cavity.

7. The prefabricated pile mould according to claim 6, characterized in that: The fine cavity molding mold located at the fixed section side mold includes a fine cavity molding side mold installed on the fixed section side mold and a fine cavity molding bottom mold installed on the bottom mold plate. The fine cavity molding side mold and the fine cavity molding bottom mold abut against each other and have a smooth transition.

8. The prefabricated pile mould according to any one of claims 5 to 7, characterized in that: The molding cavity of the fine cavity molding die is formed with a draft slope; And / or, the distance between the two side templates is adjustable; And / or, the precast pile mould further comprises a top mould located at an upper part of the mould cavity; and / or, the side formwork and the bottom formwork are detachably connected via fasteners; And / or, a seal is provided between the side formwork and the bottom formwork; And / or, a seal is provided between the base side formwork and the heightened side formwork; And / or, a seal is provided between two adjacent sub-heightened side formworks.

9. A mold set, characterized in that: comprising at least two prefabricated pile moulds according to any one of claims 1 to 8, wherein the prefabricated pile moulds are arranged in sequence in a transverse direction; Wherein, adjacent prefabricated pile moulds abut against each other; Alternatively, two adjacent precast pile moulds share the same side template.

10. The mold set according to claim 9, characterized in that: Two adjacent prefabricated pile molds share the same bottom mold plate; and / or, the side template and / or the bottom template are arranged with a plurality of steam channels; And / or, the side template is provided with a vibration motor; And / or, the mold group also includes a crossbeam assembly and a longitudinal beam assembly, the crossbeam assembly and the longitudinal beam assembly together form a frame, the precast pile molds are arranged transversely in sequence and placed in the mold frame, and the longitudinal length of each precast pile mold is less than or equal to the longitudinal inner length of the mold frame.

Images