CN213868925U - A design mould that is used for cast-in-place floor pipeline to reserve entrance to a cave - Google Patents
A design mould that is used for cast-in-place floor pipeline to reserve entrance to a cave Download PDFInfo
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- CN213868925U CN213868925U CN202022585668.0U CN202022585668U CN213868925U CN 213868925 U CN213868925 U CN 213868925U CN 202022585668 U CN202022585668 U CN 202022585668U CN 213868925 U CN213868925 U CN 213868925U
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Abstract
The utility model discloses a convenient design mould of dismantling that is used for cast-in-place floor pipeline to reserve entrance to a cave. The sleeve is of a structure with openings at the upper end and the lower end, and the first convex edge is sleeved on the periphery of the opening at the upper end of the sleeve; the sleeve comprises a first splicing part and a second splicing part which are arranged on the left and right, wherein two end faces of the first splicing part are splicing faces of a wedge-shaped structure, and two end faces of the second splicing part are splicing faces of the wedge-shaped structure; the first splicing part and the second splicing part are spliced to form an integral structure and are provided with a first splicing seam and a second splicing seam; the first splicing seam is parallel to the second splicing seam; the die body is fixed through a threaded fixing piece. Simple manufacture, non-deformable can easily install through electric spanner, and the position is accurate, firm not hard up after the installation. The mould is prevented from being filled with concrete when the concrete is poured, and the reserved hole is good in forming quality after the concrete is poured. The mould can fold after demolising and deposit and transport, and the turnover is efficient.
Description
Technical Field
The utility model relates to a construction technical field, concretely relates to a design mould that is used for cast-in-place floor pipeline to reserve entrance to a cave.
Background
In the construction process of the cast-in-place floor slab, reserved holes are usually required to be constructed when water supply pipelines, rain and sewage pipelines, fire fighting pipelines and the like penetrate through the floor slab. At present, the construction site mostly adopts a method for filling foam in a PVC mould, namely: at first pass through iron wire, iron nail etc. with the PVC mould fixed to plank sheathing on, fill the foam in to the PVC mould again to prevent to pour in-process PVC mould and be filled by the concrete. The disadvantages of this approach are: 1. the die is unstable in installation, and the die is easy to shift and even damage in the process of reinforcing steel bar binding and concrete pouring, so that the holes are staggered and blocked. 2. The mould can not be used repeatedly after the hole is formed, and is difficult to remove.
Patent document with application number 201720039331.5 discloses a floor pipeline reserves entrance to a cave design mould, fix each T head screw rod in corresponding reservation entrance to a cave axle center department through screwing up first nut on the building roof earlier, the T head cooperation of T head screw rod is fixed in building roof bottom, each corresponding position on the building roof is detained with every post bucket back-off again, the through-hole on the corresponding barrel head board is worn out in the upper end cooperation of T head screw rod, fasten the fixed cooperation of post bucket fastening on the building roof with the second nut on barrel head board upper portion. The handle that sets up on the back-off bucket bottom plate for conveniently carry out the back-off post bucket after pouring and solidifying. Because the concrete viscosity after solidifying is stronger, in the actual application process, because the concrete of pouring is thicker, have the shortcoming of being difficult for putting forward the post bucket from the concrete after solidifying.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a convenient design mould of dismantling that is used for cast-in-place floor pipeline to reserve entrance to a cave is provided.
The utility model provides a technical scheme that its technical problem adopted is: a shaping mould for a reserved hole of a cast-in-place floor pipeline comprises a mould body and a threaded fixing piece;
the die body comprises a sleeve and an upper cover plate;
the outer peripheral edge of the upper cover plate is provided with a first convex edge and is positioned on one side of the upper cover plate adjacent to the sleeve; the sleeve is of a structure with openings at the upper end and the lower end, and the first convex edge is sleeved on the periphery of the opening at the upper end of the sleeve;
the sleeve comprises a first splicing portion and a second splicing portion which are arranged on the left and right sides, wherein two end faces of the first splicing portion are splicing faces of a wedge-shaped structure, and two end faces of the second splicing portion are splicing faces of the wedge-shaped structure; the first splicing part and the second splicing part are spliced to form an integral structure and are provided with a first splicing seam and a second splicing seam;
the first splicing seam is parallel to the second splicing seam;
the die body is fixed through a threaded fixing piece.
Further, the threaded fixing piece comprises a fixing rod and a locking nut;
both ends of the fixed rod are provided with threads;
one end of the fixed rod penetrates through the center of the upper cover plate and extends above the upper cover plate; the other end of the fixed rod extends to the lower part of the lower opening of the sleeve;
the locking nut is in threaded fit with the fixing rod and is positioned on one side of the upper cover plate, which is back to the sleeve.
Further, the device also comprises a lower cover plate and a limit nut;
the inner wall of the sleeve close to the lower opening is circumferentially provided with a bulge, and the lower cover plate is lapped on the bulge and is positioned in the sleeve;
the limiting nut is arranged on the fixing rod and is positioned on one side of the lower cover plate, which is opposite to the bulge;
the fixing rod penetrates through a through hole in the center of the lower cover plate.
Furthermore, the fixing rod further comprises a fastening nut, wherein the fastening nut is installed on the fixing rod and is positioned on one side, back to the upper cover plate, of the locking nut.
Furthermore, the device also comprises a first convex rib and a second convex rib;
the first convex ribs are arranged on one side of the upper cover plate, which is opposite to the lower cover plate, and the centers of the cover plates above the plurality of first convex ribs are used as original points and are in a radial structure;
the second convex ribs are arranged on one side of the lower cover plate adjacent to the upper cover plate, and the centers of the lower cover plate and the upper cover plate are in a radial structure.
Furthermore, a plurality of bulges are arranged and uniformly arranged at intervals along the circumferential direction of the inner wall of the sleeve;
the first splicing part is at least provided with two bulges, and the second splicing part is at least provided with two bulges.
Further, the device also comprises a second convex edge;
the second convex edge is arranged along the peripheral edge of the lower cover plate and is positioned on one side of the lower cover plate, which is opposite to the upper cover plate;
the protrusion is of an L-shaped structure, and forms a groove-shaped structure with an upward opening with the inner wall of the sleeve, and the second protruding edge is arranged in the groove-shaped structure.
Further, the sleeve, the upper cover plate, the lower cover plate and the fixing rod are all made of steel.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a convenient design mould of dismantling that is used for cast-in-place floor pipeline to reserve entrance to a cave. Simple manufacture, non-deformable can easily install through electric spanner, and the position is accurate, firm not hard up after the installation. The mould is prevented from being filled with concrete when the concrete is poured, and the reserved hole is good in forming quality after the concrete is poured. The mould can fold after demolising and deposit and transport, and the turnover is efficient.
Drawings
Fig. 1 is an exploded view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a top view of the bushing of the present invention;
fig. 4 is a cross-sectional view of the bushing of the present invention;
FIG. 5 is an enlarged view of the point A of the present invention;
FIG. 6 is an enlarged view of the utility model at B;
reference numerals: 1-a sleeve; 101-a first split; 102-a second split; 103-a first splice seam; 104-a second splice seam; 105-a bump; 2-upper cover plate; 201-a first ledge; 202-a first bead; 3-lower cover plate; 301-a second ledge; 302-a second bead; 4-fixing the rod; 401-a limit nut; 402-a fastening nut; 5-locking the nut; 6-wooden template.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in the attached drawings, the shaping mold for the reserved hole of the cast-in-place floor pipe comprises a mold body and a threaded fixing piece; the die body comprises a sleeve 1 and an upper cover plate 2; a first convex edge 201 is arranged at the peripheral edge of the upper cover plate 2 and is positioned at one side of the upper cover plate 2 adjacent to the sleeve 1; the sleeve 1 is of a structure with openings at the upper end and the lower end, and the first convex edge 201 is sleeved on the periphery of the opening at the upper end of the sleeve 1; the sleeve 1 comprises a first splicing portion 101 and a second splicing portion 102 which are arranged on the left and right sides, wherein two end faces of the first splicing portion 101 are splicing faces of a wedge-shaped structure, and two end faces of the second splicing portion 102 are splicing faces of a wedge-shaped structure; the first splicing part 101 and the second splicing part 102 are spliced to form an integral structure, and a first splicing seam 103 and a second splicing seam 104 are formed; the first splicing seam 103 is parallel to the second splicing seam 104; the die body is fixed through a threaded fixing piece.
The upper cover plate 2 seals the upper opening of the sleeve 1, and the die body is fixed on the wood template 6 through a threaded fixing piece. The first convex edge 201 limits the sleeve 1, prevents the first splicing part 101 and the second splicing part 102 from being staggered, and simultaneously shields the installation gap between the upper cover plate 2 and the upper opening of the sleeve 1. The upper cover plate 2, the sleeve 1 and the wood formwork 6 jointly enclose a closed structure, so that when concrete is prevented from being poured and vibrated, the concrete enters the sleeve 1. And after the concrete is solidified to a certain strength and the dismantling condition is reached, firstly dismantling the threaded fixing piece, then dismantling the upper cover plate 2 and then dismantling the sleeve 1. When the sleeve 1 is removed, the first split part 101 is removed first, that is, the sleeve 1 is broken in the direction of the axis, so that the outer wall of the first split part 101 is separated from the concrete. The wedge-shaped surfaces are arranged to effectively avoid the situation of jamming during disassembly, and the tip angle α can be freely set according to the wall thickness of the casing 1, and in the embodiment shown in fig. 5, the tip angle α is 45 °. The second split part 102 is removed, i.e. the second split part 102 is pulled in the direction of the axis of the casing 1, so that the outer wall of the second split part 102 is separated from the concrete. Compared with the background art, the detachable chair has the advantage of convenience in disassembly.
The screw fastener has various embodiments and may be a screw which passes through the center of the upper cover plate 2 and is connected to the wooden formwork 6. Preferably, the threaded fastener comprises a fixing rod 4 and a lock nut 5; both ends of the fixed rod 4 are provided with threads; one end of the fixing rod 4 penetrates through the center of the upper cover plate 2 and extends above the upper cover plate 2; the other end of the fixed rod 4 extends to the lower part of the lower opening of the sleeve 1; and the locking nut 5 is in threaded fit with the fixing rod 4 and is positioned on one side of the upper cover plate 2, which is back to the sleeve 1. The end part of the fixing rod 4 extending to the lower opening of the sleeve 1 is provided with self-tapping threads, the self-tapping threads are connected with the wood template 6, and the die body is limited along the axial direction of the fixing rod 4 through the thread fit of the locking nut 5 and the fixing rod 4 and is locked on the wood template 6.
For convenience of operation, it is preferable that a fastening nut 402 is further included, and the fastening nut 402 is installed on the fixing rod 4 and is located on the side of the upper cover plate 2 opposite to the locking nut 5. The fastening nut 402 is fixedly connected with the fixing rod 4, relative movement is not generated between the fastening nut 402 and the fixing rod 4, and the electric wrench is used for screwing the fastening nut 402, so that the fixing rod 4 is driven to be installed on the wood formwork 6 through self-tapping threads.
In order to ensure that the fixed rod 4 after installation is arranged coaxially with the sleeve 1, the fixed rod preferably further comprises a lower cover plate 3 and a limit nut 401; a bulge 105 is circumferentially arranged on the inner wall of the sleeve 1 close to the lower opening, and the lower cover plate 3 is lapped on the bulge 105 and is positioned in the sleeve 1; the limiting nut 401 is arranged on the fixing rod 4 and is positioned on one side of the lower cover plate 3 opposite to the bulge 105; the fixing rod 4 penetrates through a through hole in the center of the lower cover plate 3. The limiting nut 401 is fixedly connected with the fixing rod 4, and relative movement is not generated between the limiting nut and the fixing rod. The protrusion 105 and the stop nut 401 cooperate to prevent the lower cover plate 3 from being displaced in the axial direction of the fixing rod 4. Meanwhile, the lower cover plate 3 is convenient to disassemble. According to the principle that a straight line is determined at two points, the fixing rod 4 sequentially penetrates through the center of the upper cover plate 2 and the center of the lower cover plate 3, the fixing rod 4 is prevented from deviating from the axis of the sleeve 1, the installation accuracy is guaranteed, and then the accurate hole forming is guaranteed.
In the embodiment shown in fig. 1 and 2, the fastening nut 402 and the limiting nut 401 are arranged at an interval from each other, and are both located in the casing 1.
In order to facilitate the removal of the upper cover plate 2 and the lower cover plate 3, it is preferable that the upper cover plate further includes a first rib 202 and a second rib 302; the first ribs 202 are arranged on one side of the upper cover plate 2, which is opposite to the lower cover plate 3, and the centers of the upper cover plate 2 and the plurality of first ribs 202 are taken as original points and are in a radial structure; the second convex ribs 302 are arranged on one side of the lower cover plate 3 adjacent to the upper cover plate 2, and the second convex ribs 302 are in a radial structure with the center of the lower cover plate 3 as the original point. The first ribs 202 and the second ribs 302 are arranged to facilitate the holding of constructors, so that the upper cover plate 2 and the lower cover plate 3 can be conveniently taken down.
The protrusions 105 may be an integral structure along a circumference of the inner wall of the casing 1, preferably, a plurality of protrusions 105 are provided, and the plurality of protrusions 105 are uniformly arranged at intervals along the circumference of the inner wall of the casing 1; the first split portion 101 is provided with at least two protrusions 105, and the second split portion 102 is provided with at least two protrusions 105.
The projection 105 may be provided in a variety of shapes, as long as the mounting requirements are met. Preferably, the device further comprises a second convex edge 301; the second convex edge 301 is arranged along the peripheral edge of the lower cover plate 3 and is positioned on the side of the lower cover plate 3 opposite to the upper cover plate 2; the protrusion 105 is of an L-shaped structure, and forms a groove-shaped structure with an upward opening with the inner wall of the casing 1, and the second protruding edge 301 is installed in the groove-shaped structure. The second convex edge 301 is clamped in the groove-shaped structure, and the installation is stable.
Preferably, the sleeve 1, the upper cover plate 2, the lower cover plate 3 and the fixing rod 4 are all made of steel. The steel product has the advantages of high strength, corrosion resistance and the like.
The sleeve 1 is preferably of a frustoconical configuration. Wherein, the diameter of the upper opening of the sleeve 1 is larger than that of the lower opening.
The utility model discloses an above do the detailed implementation mode can be seen from the implementation, the utility model provides a convenient design mould of dismantling that is used for cast-in-place floor pipeline to reserve the entrance to a cave. Simple manufacture, non-deformable can easily install through electric spanner, and the position is accurate, firm not hard up after the installation. The mould is prevented from being filled with concrete when the concrete is poured, and the reserved hole is good in forming quality after the concrete is poured. The mould can fold after demolising and deposit and transport, and the turnover is efficient.
Claims (8)
1. The utility model provides a design mould that is used for cast-in-place floor pipeline to reserve entrance to a cave which characterized in that: comprises a mould body and a thread fixing piece;
the die body comprises a sleeve (1) and an upper cover plate (2);
a first convex edge (201) is arranged at the peripheral edge of the upper cover plate (2) and is positioned at one side of the upper cover plate (2) adjacent to the sleeve (1); the sleeve (1) is of a structure with openings at the upper end and the lower end, and the first convex edge (201) is sleeved on the periphery of the opening at the upper end of the sleeve (1);
the sleeve (1) comprises a first splicing part (101) and a second splicing part (102) which are arranged on the left and right sides, two end faces of the first splicing part (101) are splicing faces of a wedge-shaped structure, and two end faces of the second splicing part (102) are splicing faces of the wedge-shaped structure; the first splicing part (101) and the second splicing part (102) are spliced to form an integral structure, and a first splicing seam (103) and a second splicing seam (104) are formed;
the first splicing seam (103) is parallel to the second splicing seam (104);
the die body is fixed through a threaded fixing piece.
2. The shaping mold for the reserved hole of the cast-in-place floor pipe as claimed in claim 1, wherein: the threaded fixing piece comprises a fixing rod (4) and a locking nut (5);
both ends of the fixed rod (4) are provided with threads;
one end of the fixed rod (4) penetrates through the center of the upper cover plate (2) and extends above the upper cover plate (2); the other end of the fixed rod (4) extends to the lower part of the lower opening of the sleeve (1);
the locking nut (5) is in threaded fit with the fixing rod (4) and is positioned on one side of the upper cover plate (2) back to the sleeve (1).
3. A form-setting mould for a pre-opening of a cast-in-place floor pipe as claimed in claim 2, wherein: the device also comprises a lower cover plate (3) and a limit nut (401);
the inner wall of the sleeve (1) close to the lower opening is circumferentially provided with a protrusion (105), and the lower cover plate (3) is lapped on the protrusion (105) and is positioned in the sleeve (1);
the limiting nut (401) is arranged on the fixing rod (4) and is positioned on one side of the lower cover plate (3) opposite to the bulge (105);
the fixing rod (4) penetrates through a through hole in the center of the lower cover plate (3).
4. A form-setting mould for a pre-opening of a cast-in-place floor pipe as claimed in claim 2, wherein: the fixing rod (4) is arranged on the upper cover plate (2), and the fixing rod (4) is arranged on the upper cover plate and is provided with a locking nut (5).
5. A form-setting mould for a pre-opening of a cast-in-place floor pipe as claimed in claim 3, wherein: further comprising a first rib (202) and a second rib (302);
the first convex ribs (202) are arranged on one side of the upper cover plate (2) back to the lower cover plate (3), and the centers of the upper cover plate (2) and the plurality of first convex ribs (202) are used as original points and are in a radial structure;
the second convex ribs (302) are arranged on one side of the lower cover plate (3) adjacent to the upper cover plate (2), and the centers of the lower cover plate (3) and the second convex ribs (302) are in a radial structure and serve as the original points.
6. A form-setting mould for a pre-opening of a cast-in-place floor pipe as claimed in claim 3, wherein: the plurality of the bulges (105) are arranged, and the plurality of the bulges (105) are uniformly arranged at intervals along the circumferential direction of the inner wall of the sleeve (1);
the first splicing part (101) is at least provided with two bulges (105), and the second splicing part (102) is at least provided with two bulges (105).
7. A form-setting mould for a pre-opening of a cast-in-place floor pipe as claimed in claim 3, wherein: further comprising a second ledge (301);
the second convex edge (301) is arranged along the peripheral edge of the lower cover plate (3) and is positioned on one side of the lower cover plate (3) back to the upper cover plate (2);
the protrusion (105) is of an L-shaped structure, and forms a groove-shaped structure with an upward opening together with the inner wall of the sleeve (1), and the second convex edge (301) is arranged in the groove-shaped structure.
8. A form-setting mould for a pre-opening of a cast-in-place floor pipe as claimed in claim 3, wherein: the sleeve (1), the upper cover plate (2), the lower cover plate (3) and the fixing rod (4) are all made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022585668.0U CN213868925U (en) | 2020-11-10 | 2020-11-10 | A design mould that is used for cast-in-place floor pipeline to reserve entrance to a cave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022585668.0U CN213868925U (en) | 2020-11-10 | 2020-11-10 | A design mould that is used for cast-in-place floor pipeline to reserve entrance to a cave |
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| Publication Number | Publication Date |
|---|---|
| CN213868925U true CN213868925U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022585668.0U Active CN213868925U (en) | 2020-11-10 | 2020-11-10 | A design mould that is used for cast-in-place floor pipeline to reserve entrance to a cave |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704085A (en) * | 2022-04-29 | 2022-07-05 | 山西三建集团有限公司 | Construction method of through pipe reserved hole on cast-in-place concrete floor plate |
| CN115075553A (en) * | 2022-07-21 | 2022-09-20 | 中国十七冶集团有限公司 | Combined floor drain pipe hole reservation device and use method |
-
2020
- 2020-11-10 CN CN202022585668.0U patent/CN213868925U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704085A (en) * | 2022-04-29 | 2022-07-05 | 山西三建集团有限公司 | Construction method of through pipe reserved hole on cast-in-place concrete floor plate |
| CN115075553A (en) * | 2022-07-21 | 2022-09-20 | 中国十七冶集团有限公司 | Combined floor drain pipe hole reservation device and use method |
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