CN112659332B - Precast concrete square culvert mould - Google Patents
Precast concrete square culvert mould Download PDFInfo
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- CN112659332B CN112659332B CN202011557609.0A CN202011557609A CN112659332B CN 112659332 B CN112659332 B CN 112659332B CN 202011557609 A CN202011557609 A CN 202011557609A CN 112659332 B CN112659332 B CN 112659332B
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Abstract
The invention relates to a precast concrete square culvert mould which comprises a bottom mould, an external mould, an internal mould, two symmetrically arranged connecting devices and a top mould, wherein the external mould and the internal mould are arranged on the upper part of the bottom mould; the inner die is positioned in the outer die, the inner die and the outer die are detachably connected with the two connecting devices, the inner die and the outer die form a cube with an upper opening and a lower opening, and a pouring cavity is formed between the two cubes; the outer wall of the bottom die is connected with the outer wall of the outer die through a plurality of locking devices, the locking devices are arranged around the outer wall of the outer die, and the locking devices are used for avoiding the change of the position between the bottom die and the outer die caused by vibration when the die works; a plurality of vibration devices are arranged on the outer wall of the outer die and the inner wall of the inner die and are electrically connected with the controller; and a first positioning device is arranged on the outer wall of the bottom die, and a second positioning device is arranged on the inner wall of the bottom die.
Description
Technical Field
The invention relates to the technical field of molds, in particular to a precast concrete square culvert mold.
Background
The prefabricated square culvert is a box-shaped pipe culvert made of high-strength reinforced concrete, and the box culvert can be widely used for electric power tunnels and urban comprehensive pipe galleries and is commonly called as the prefabricated concrete square pipe culvert. A plurality of square culverts are spliced and laid to form culverts, namely, holes of a passing road (bridge) built under the road surface can be built, so that traffic is prevented from being hindered, zipper roads can be effectively prevented from appearing, wiring is only needed to be arranged inside the square culverts after the culvert is built, and the road is not required to be dug repeatedly. Once a new cable is added, the cable is simply put in from the entrance. When the square culvert is produced, pouring materials (concrete) are poured between an inner die and an outer die which are arranged on the upper part of a bottom die, and the square culvert is obtained after the pouring materials are tamped and formed. However, during the production process, the pouring material needs to be tamped by a vibrating device, which easily causes the position change between the bottom die and the outer die to affect the pouring result.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a precast concrete square culvert mould to solve the problems in the background art.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a precast concrete square culvert mould comprises a bottom mould, an external mould, an internal mould, two symmetrically arranged connecting devices and a top mould, wherein the external mould and the internal mould are arranged on the upper part of the bottom mould; the inner mold is positioned inside the outer mold, the inner mold and the outer mold are detachably connected with the two connecting devices, the inner mold and the outer mold form a cube with an upper opening and a lower opening, and a pouring cavity is formed between the two cubes; the outer wall of the bottom die is connected with the outer wall of the outer die through a plurality of locking devices, the locking devices are arranged around the outer wall of the outer die, and the locking devices are used for avoiding the change of the position between the bottom die and the outer die caused by vibration when the die works;
a plurality of vibration devices are arranged on the outer wall of the outer die and the inner wall of the inner die and are electrically connected with the controller; the outer wall of the bottom die is provided with a first positioning device, and the inner wall of the bottom die is provided with a second positioning device;
the connecting device comprises a first connecting plate and a second connecting plate which is arranged in parallel with the first connecting plate; the first connecting plate is detachably connected with the outer die and forms a cube with the outer die, and the second connecting plate is connected with the inner die and forms a cube with the inner die.
As a further improvement of the invention, the locking device comprises a first mounting seat and a second mounting seat which are arranged on the outer die, a telescopic rod which is vertically arranged downwards and a locking piece; the first mounting seat is arranged at the lower part of the outer wall of the outer die and is hinged with the fixed part of the telescopic rod; the mounting seat II is arranged at the bottom of the outer die and is hinged with the end part of the locking piece, and the telescopic part of the telescopic rod penetrates through the bottom of the outer die and is hinged with the middle part of the locking piece;
the outer die bottom is provided with a sliding groove, and the telescopic part penetrates through the sliding groove to be hinged with the locking piece.
As a further improvement of the invention, the end surface of one end of the locking piece far away from the second mounting seat is an inclined surface.
As a further improvement of the present invention, the telescopic rod is a hydraulic rod, and the hydraulic rod is electrically connected to the controller.
As a further improvement of the present invention, the connecting device further includes at least one connecting plate, and the connecting plate is located between the first connecting plate and the second connecting plate and is perpendicular to the first connecting plate.
As a further improvement of the invention, the outer mold comprises two symmetrically arranged bodies, the bodies are in a [ -shape, the open ends of the two bodies are opposite, and two ends of the two bodies are respectively detachably connected with the connecting plate clothes of the two connecting devices;
the internal mold comprises two symmetrically-arranged base bodies, the base bodies are in a [ -shape, the open ends of the base bodies are opposite, and the two ends of the base bodies are detachably connected with the two connecting plates of the connecting device respectively.
As a further improvement of the invention, the first connecting plate is connected with the outer die through a first bolt, and the second connecting plate is connected with the inner die through a second bolt.
As a further improvement of the present invention, the first positioning device includes a plurality of first positioning blocks disposed on the outer wall of the bottom mold, and the plurality of first positioning blocks are disposed around the outer wall of the bottom mold; the first positioning block is in an L shape which is vertically arranged, and the upper end of the first positioning block inclines towards one side of the pouring cavity;
the second positioning device comprises a plurality of second positioning blocks arranged on the inner wall of the bottom die, and the second positioning blocks are arranged around the inner wall of the bottom die; the second positioning block is in an L shape which is vertically arranged, and the upper end of the second positioning block faces one side of the pouring cavity in an inclined mode.
As a further improvement of the present invention, the vibration device includes a plurality of vibration motors disposed on the outer wall of the outer mold and the inner wall of the inner mold.
As a further improvement of the invention, the casting mould further comprises a plurality of auxiliary blocks, the auxiliary blocks are respectively arranged in the casting cavity outside the sides of the inner mould, and the upper end faces of the auxiliary blocks are inclined towards one side of the outer mould.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
1. the locking device is arranged to fix the bottom die and the outer die, so that the situation that the position between the bottom die and the outer die is changed, namely dislocation occurs when the pouring material is tamped by vibration of the vibration device is avoided, and the shape of a square culvert after forming is influenced. Specifically, the telescopic rod and the locking piece are matched with the first mounting seat and the second mounting seat at the lower part of the outer mold, and when the telescopic rod is extended or shortened, the locking piece rotates around the second mounting seat, so that the aim of locking the bottom mold and the outer mold by using the locking piece and the aim of unlocking and locking effects are fulfilled; the telescopic link slides in the spout of external mold bottom, and telescopic link upper portion rotates around a mount pad one, avoids locking device card to die. The telescopic link and controller electric connection, the extension of telescopic link and shortening can be controlled to the direct operation controller, convenient operation, and degree of automation is high, the material resources of using manpower sparingly.
2. The invention is provided with a connecting device, wherein the connecting device comprises a first connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are respectively connected with an outer die and an inner die, so that the outer die and the inner die form a cube with an upper opening and a lower opening, a pouring material is poured between the two cubes, and the formed square culvert is formed. The connecting device also comprises a middle plate arranged between the first connecting plate and the second connecting plate, the pouring cavities on the two sides of the middle plate are semi-annular cubes, the produced square culvert is the semi-annular cube, and the requirements of different environments can be met in the laying process of the square culvert; the connecting device is detachably connected with the inner mold and the outer mold, so that the inner mold and the outer mold can be replaced conveniently according to different requirements.
3. The first positioning device and the second positioning device are arranged on the bottom die, so that the inner die and the outer die can be conveniently positioned when the die is installed, the distance between the inner wall of the outer die and the outer wall of the inner die meets the requirement, and a square culvert with fixed thickness is produced. The first positioning device comprises a first positioning block, the upper part of the first positioning block is an inclined plane, and the outer die can slide to a designated position along with the inclined plane when being hung downwards by the crane; the second positioning device comprises a second positioning block, the upper part of the second positioning block is an inclined plane, and the inner die can slide to a designated position along with the inclined plane when being hung downwards by the crane.
4. The semi-annular square culvert is simple in structure, reasonable in design, simple and convenient to operate and reliable in work, can prevent the bottom die and the outer die from being dislocated during vibration, can be produced according to requirements, and can limit the position of the outer die and the inner die during installation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the present invention with the top mold removed.
FIG. 3 is a schematic diagram of the present invention with the top mold removed and the auxiliary block included.
Fig. 4 is a schematic structural view of the locking device of the present invention.
Fig. 5 is a schematic structural view of the bottom mold of the present invention.
Wherein: the device comprises a bottom die 1, a first positioning block 1-1, a second positioning block 1-2, a boss 1-3, an outer die 2, a body 2-1, a lifting rope 2-2, a steel plate 2-3, an inner die 3-1, a base body 3-1, a connecting device 4, a connecting plate I4-1, a connecting plate II 4-2, an intermediate plate 4-3, a top die 5, a connecting hole 5-1, a pouring cavity 6, a locking device 7, a mounting seat I7-1, a mounting seat II 7-2, a telescopic rod 7-3, a fixing part 7-31, a telescopic part 7-32, a locking part 7-4, a sliding chute 7-5, a vibrating device 8, a first bolt 9, a second bolt 10 and an auxiliary block 11.
Detailed Description
For purposes of clarity and a complete description of the present invention, and the like, in conjunction with the detailed description, it is to be understood that the terms "central," "vertical," "lateral," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the present invention, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
A precast concrete culvert mould as shown in fig. 1-5, which comprises a bottom mould 1, an external mould 2, an internal mould 3 and two symmetrically arranged connecting devices 4, which are arranged on the upper part of the bottom mould 1, and a top mould 5 arranged on the upper parts of the external mould 2 and the internal mould 3; the inner mold 3 is located inside the outer mold 2, the inner mold 3 and the outer mold 2 are detachably connected with the two connecting devices 4, the two connecting devices 4 and the inner mold 3 and the outer mold 2 form cubes with upper and lower openings, and a pouring cavity 6 is formed between the cubes. Pouring the casting material in the casting cavity 6, and taking out the mold after the casting material is formed, thereby obtaining the square culvert.
In the embodiment, the connecting device 4 comprises a first connecting plate 4-1 and a second connecting plate 4-2 arranged in parallel with the first connecting plate 4-1; the first connecting plate 4-1 is detachably connected with the outer die 2 and forms a cube with the outer die 2, and the second connecting plate 4-2 is connected with the inner die 3 and forms a cube with the inner die 3. The casting cavity 6 is a communicated square ring, and the produced square culvert is an annular cube. In another possible implementation, the connecting device 4 further includes at least one intermediate plate 4-3, and the intermediate plate 4-3 is located between the first connecting plate 4-1 and the second connecting plate 4-2 and is perpendicular to the first connecting plate 4-1. The middle plate 4-3 separates the two sides of the external mold 2 and the internal mold 3, and the casting cavities 6 on the two sides of the middle plate 4-3 are all semi-annular cubes, so that a semi-annular square culvert can be produced and applied to laying of the square culvert to adapt to different requirements.
When one middle plate 4-3 is arranged, the thickness can be various, and the proper connecting device 4 is selected according to the requirement to produce the semi-annular square culverts with different heights. The connecting device 4 can be arranged in the middle of the outer die 2, at the moment, the outer die 2 comprises two symmetrically arranged bodies 2-1, the bodies 2-1 are in a [ -shape, the open ends of the two bodies 2-1 are opposite, and two ends of the two bodies 2-1 are detachably connected with a first connecting plate 4-1 of the two connecting devices 4 respectively; the inner die 3 comprises two substrates 3-1 which are symmetrically arranged, the substrates 3-1 are in a [ -shape, the open ends of the two substrates 3-1 are opposite, and the two ends of the two substrates 3-1 are detachably connected with the two connecting plates 4-2 of the two connecting devices 4 respectively. The middle plate 4-3 is arranged in the middle of the connecting plate I4-1 and the connecting plate II 4-2, so that the casting cavities 6 on the two sides of the middle plate 4-3 are consistent in size. Of course, the intermediate plate 4-3 can also be arranged at other positions of the connecting device 4, so that the casting cavities 6 at the two sides have different sizes, and two needed semi-annular square culverts can be produced at one time.
In order to facilitate disassembly and replacement, the connecting plate I4-1 is connected with the outer die 2 through a first bolt 9, and the connecting plate II 4-2 is connected with the inner die 3 through a second bolt 10. The first bolt 9 and the second bolt 10 are arranged in a plurality and are vertically arranged. When square culverts with other shapes are produced, the connecting device 4 on the die can be taken down by unscrewing the bolts, and other needed connecting devices 4 are replaced.
The outer wall of the bottom die 1 is connected with the outer wall of the outer die 2 through a plurality of locking devices 7, the locking devices 7 are arranged around the outer wall of the outer die 2, and the locking devices 7 are used for avoiding the change of the position between the bottom die 1 and the outer die 2 caused by vibration when the die works; a plurality of vibration devices 8 are arranged on the outer wall of the outer die 2 and the inner wall of the inner die 3, and the vibration devices 8 are electrically connected with a controller; and a first positioning device is arranged on the outer wall of the bottom die 1, and a second positioning device is arranged on the inner wall. The vibrating device 8 is used for providing a vibrating source to tamp the casting material in the casting cavity 6, so that square culvert forming is facilitated. The first and second positioning means are used for positioning the positions of the inner and outer dies 3, 2 when the die is mounted.
Further, the locking device 7 comprises a first mounting seat 7-1 and a second mounting seat 7-2 which are arranged on the outer die 2, a telescopic rod 7-3 which is vertically arranged downwards, and a locking piece 7-4; the first mounting seat 7-1 is arranged at the lower part of the outer wall of the outer die 2 and hinged with the fixed part 7-31 of the telescopic rod 7-3; the second mounting seat 7-2 is arranged at the bottom of the outer die 2 and is hinged with the end part of the locking piece 7-4, and the telescopic part 7-32 of the telescopic rod 7-3 penetrates through the bottom of the outer die 2 and is hinged with the middle part of the locking piece 7-4; the bottom of the outer die 2 is provided with a sliding groove 7-5, and the telescopic part 7-32 penetrates through the sliding groove 7-5 to be hinged with the locking piece 7-4.
Because the locking piece 7-4 is hinged with the telescopic part 7-32 and the second mounting seat 7-2, when the telescopic rod 7-3 extends or shortens, the locking piece 7-4 hinged with the telescopic part 7-32 is driven to rotate around the second mounting seat 7-2, one end, far away from the second mounting seat 7-2, of the locking piece 7-4 is in contact with the bottom die 1, and the bottom die 1 is locked with the outer die 2. When the locking piece 7-4 rotates around the second mounting seat 7-2, the fixed part 7-31 is hinged with the first mounting seat 7-1, the fixed part 7-31 slightly rotates around the first mounting seat 7-1, so that the telescopic rod 7-3 is inclined, the sliding groove 7-5 is arranged, the telescopic rod 7-3 moves in the sliding groove 7-5, and the telescopic rod 7-3 is prevented from being locked. When locking member 7-4 locks die block 1, use two 7-2 of mount pad as the pivot to die block 1 one side rotation, consequently locking member 7-4 is close to one side of die block 1 and contacts with die block 1 earlier, along with rotatory number of degrees increase, keeps away from locking member 7-4 of one side of die block 1 and contacts with die block 1 gradually, for preventing locking member 7-4 fish tail die block 1, locking member 7-4 keeps away from the terminal surface of the one end of two 7-2 of mount pad is the inclined plane.
In this embodiment, eight locking devices 7 are provided, and two locking devices are symmetrically provided on each surface of the outer die 2. And the telescopic rod 7-3 is a hydraulic rod, and the hydraulic rod is electrically connected with the controller. The hydraulic rod is internally communicated with liquid through the operation controller, so that the hydraulic rod is extended or shortened, the automation degree is high, and manpower and material resources are saved.
The outer wall of the outer die 2 is provided with a plurality of steel plates 2-3, a first mounting seat 7-1 is mounted on the lower side of the steel plates 2-3 at the lower part of the outer die 2, a second mounting seat 7-2 is mounted on the lower side of the steel plates 2-3 at the bottom of the outer die 2, and a sliding chute 7-5 is arranged on the steel plates 2-3 at the bottom of the outer die 2; the vibration device 8 is mounted on the steel plates 2-3. The inner wall of the inner die 3 is also provided with a plurality of steel plates 2-3, so that a vibration device 8, a ladder and the like can be conveniently installed.
Bosses 1-3 are arranged on the bottom die 1, and grooves corresponding to the bosses 1-3 are arranged on the lower portion of the top die 5. The produced square culvert has bulges on one side and slots on one side, and when a plurality of square culverts are used for manufacturing culverts, the bulges on the adjacent square culverts are matched and clamped with the slots. The top die 5 is hung by a tool such as a crane and the like and is buckled on the upper parts of the outer die 2 and the inner die 3, a plurality of connecting holes 5-1 are formed in the top die 5, and lifting hooks are arranged in the connecting holes 5-1 to facilitate hanging.
In this embodiment, the first positioning device includes a plurality of first positioning blocks 1-1 disposed on the outer wall of the bottom mold 1, and the plurality of first positioning blocks 1-1 are disposed around the outer wall of the bottom mold 1; the first positioning block 1-1 is in an L shape which is vertically arranged, and the upper end of the first positioning block faces one side of the pouring cavity in an inclined mode;
the second positioning device comprises a plurality of second positioning blocks 1-2 arranged on the inner wall of the bottom die 1, and the plurality of second positioning blocks 1-2 are arranged around the inner wall of the bottom die 1; the second positioning block 1-2 is in an L shape which is vertically arranged, and the upper end of the second positioning block faces one side of the pouring cavity in an inclined mode.
When the mold is assembled, the bottom mold 1 is firstly placed on the ground, then the inner mold 3 is placed, the inner mold 3 is grabbed by a crane and is downwards placed on the bottom mold 1, the inner wall of the inner mold 3 is in contact with one side, facing the outer side of the bottom mold 1, of the second positioning block 1-2, and the upper end face of the second positioning block 1-2 inclines towards one side of the pouring cavity, so that when the inner mold 3 is downwards installed, if the inner mold 3 deviates, the outer wall of the inner mold 3 can return to a position to be placed under the action of the inclined plane. And then the outer die 2 is prevented, the upper part of the outer die 2 is provided with a lifting rope 2-2, a crane lifts the outer die 2 through the lifting rope 2-2, the outer die 2 is required to be contacted with one side of the first positioning block 1-1 facing the inner side of the bottom die 1, and the outer die 2 can also return to the position to be placed if the outer die 2 deviates when the outer die 2 is placed downwards under the action of the inclined surface. Namely the first positioning block 1-1 and the second positioning block 1-2 play a guiding role.
The mould further comprises a plurality of auxiliary blocks 11, the auxiliary blocks 11 are respectively arranged in the pouring cavities outside the edges of the inner mould 3, and the upper end faces of the auxiliary blocks 11 are inclined towards one side of the outer mould 2. When the mould is installed downwards, the mould can be vertically and downwards placed under the action of the auxiliary block 11. The auxiliary block 11 is taken out by a crane or other tools after use, so that pouring of the pouring material in the pouring cavity 6 is prevented from being influenced.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a precast concrete square culvert mould which characterized in that: the device comprises a bottom die (1), an external die (2) and an internal die (3) which are arranged on the upper part of the bottom die (1), two symmetrically arranged connecting devices (4) and a top die (5) which is arranged on the upper parts of the external die (2) and the internal die (3); the inner die (3) is positioned inside the outer die (2), the inner die (3) and the outer die (2) are detachably connected with the two connecting devices (4), the inner die (3) and the outer die (2) form a cube with an upper opening and a lower opening, and a pouring cavity (6) is formed between the two cubes; the outer wall of the bottom die (1) is connected with the outer wall of the outer die (2) through a plurality of locking devices (7), the locking devices (7) are arranged around the outer wall of the outer die (2), and the locking devices (7) are used for avoiding the change of the position between the bottom die (1) and the outer die (2) caused by vibration when the die works;
a plurality of vibration devices (8) are arranged on the outer wall of the outer die (2) and the inner wall of the inner die (3), and the vibration devices (8) are electrically connected with a controller; the outer wall of the bottom die (1) is provided with a first positioning device, and the inner wall of the bottom die is provided with a second positioning device;
the connecting device (4) comprises a first connecting plate (4-1) and a second connecting plate (4-2) arranged in parallel with the first connecting plate (4-1); the first connecting plate (4-1) is detachably connected with the outer die (2) and forms a cube with the outer die (2), and the second connecting plate (4-2) is connected with the inner die (3) and forms a cube with the inner die (3);
the locking device (7) comprises a first mounting seat (7-1) and a second mounting seat (7-2) which are arranged on the outer die (2), a telescopic rod (7-2) which is vertically arranged downwards and a locking piece (7-4); the first mounting seat (7-1) is arranged at the lower part of the outer wall of the outer die (2) and is hinged with a fixing part (7-31) of the telescopic rod (7-3); the second mounting seat (7-2) is arranged at the bottom of the outer die (2) and hinged with the end part of the locking piece (7-4), and the telescopic part (7-32) of the telescopic rod (7-3) penetrates through the bottom of the outer die (2) and is hinged with the middle part of the locking piece (7-4);
the bottom of the outer die (2) is provided with a sliding groove (7-5), and the telescopic part (7-32) penetrates through the sliding groove (7-5) and is hinged with the locking piece (7-4).
2. The precast concrete square culvert mould of claim 1, characterized in that: the end face of one end, away from the second mounting seat (7-2), of the locking piece (7-4) is an inclined plane.
3. The precast concrete square culvert mould of claim 1, characterized in that: the telescopic rod (7-3) is a hydraulic rod, and the hydraulic rod is electrically connected with the controller.
4. The precast concrete square culvert mould of claim 1, characterized in that: the connecting device (4) further comprises at least one intermediate plate (4-3), wherein the intermediate plate (4-3) is positioned between the first connecting plate (4-1) and the second connecting plate (4-2) and is perpendicular to the first connecting plate (4-1).
5. The precast concrete square culvert mould of claim 1, characterized in that: the outer die (2) comprises two bodies (2-1) which are symmetrically arranged, the bodies (2-1) are in a [ -shape, the open ends of the two bodies (2-1) are opposite, and two ends of the two bodies (2-1) are detachably connected with a first connecting plate (4-1) of the two connecting devices (4) respectively;
the inner die (3) comprises two symmetrically arranged base bodies (3-1), the base bodies (3-1) are in a [ -shape, the open ends of the two base bodies (3-1) are opposite, and the two ends of the two base bodies (3-1) are detachably connected with the two connecting plates (4-2) of the two connecting devices (4) respectively.
6. The precast concrete square culvert mould of claim 1, characterized in that: the first connecting plate (4-1) is connected with the outer die (2) through a first bolt (9), and the second connecting plate (4-2) is connected with the inner die (3) through a second bolt (10).
7. The precast concrete square culvert mould of claim 1, characterized in that: the first positioning device comprises a plurality of first positioning blocks (1-1) arranged on the outer wall of the bottom die (1), and the plurality of first positioning blocks (1-1) are arranged around the outer wall of the bottom die (1); the first positioning block (1-1) is in an L shape which is vertically arranged, and the upper end of the first positioning block faces one side of the pouring cavity in an inclined mode;
the second positioning device comprises a plurality of second positioning blocks (1-2) arranged on the inner wall of the bottom die (1), and the plurality of second positioning blocks (1-2) are arranged around the inner wall of the bottom die (1); the second positioning block (1-2) is in an L shape which is vertically arranged, and the upper end of the second positioning block faces one side of the pouring cavity in an inclined mode.
8. The precast concrete square culvert mould of claim 1, characterized in that: the vibration device (8) comprises a plurality of vibration motors which are arranged on the outer wall of the outer die (2) and the inner wall of the inner die (3).
9. The precast concrete square culvert mould of claim 1, characterized in that: the casting mould further comprises a plurality of auxiliary blocks (11), the auxiliary blocks (11) are respectively arranged in the casting cavity outside the sides of the inner mould (3), and the upper end face of each auxiliary block (11) inclines towards one side of the outer mould (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011557609.0A CN112659332B (en) | 2020-12-25 | 2020-12-25 | Precast concrete square culvert mould |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011557609.0A CN112659332B (en) | 2020-12-25 | 2020-12-25 | Precast concrete square culvert mould |
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| CN112659332A CN112659332A (en) | 2021-04-16 |
| CN112659332B true CN112659332B (en) | 2022-04-08 |
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| CN202011557609.0A Active CN112659332B (en) | 2020-12-25 | 2020-12-25 | Precast concrete square culvert mould |
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| CN112959472A (en) * | 2021-04-30 | 2021-06-15 | 江苏中铁路通装配科技有限公司 | Concrete prefabricated mould and mould stripping method thereof |
| WO2024066907A1 (en) * | 2022-09-30 | 2024-04-04 | 上海风领新能源有限公司 | Multifunctional mold for modular production of tower, and mold group for producing tower |
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| CN206455798U (en) * | 2017-01-23 | 2017-09-01 | 宁夏东方盛达管业有限公司 | Contain mould in a kind of antiseepage easy mold release side |
| CN207120333U (en) * | 2017-07-13 | 2018-03-20 | 中铁十四局集团第四工程有限公司 | The vertical production mould of prefabricating square culvert |
| CN209552081U (en) * | 2018-12-18 | 2019-10-29 | 嘉善嘉诚混凝土制管有限公司 | A kind of push pipe process units of vertical single radial cut |
| CN111873148A (en) * | 2020-07-30 | 2020-11-03 | 上海市机械施工集团有限公司 | Bipartite prefabricated pipe joint combined template and manufacturing method of bipartite prefabricated pipe joint |
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2020
- 2020-12-25 CN CN202011557609.0A patent/CN112659332B/en active Active
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