Novel hole hanging device in casing pipe and using method of novel hole hanging device

Abstract

The invention relates to a novel hanging hole device in a sleeve and a using method thereof, and relates to the technical field of pipeline construction, the hanging hole device comprises a fixing disc and a galvanized iron sheet, the fixing disc is matched with the galvanized iron sheet to limit a pipeline arranged in the sleeve in a penetrating mode, the fixing disc is formed by splicing two semicircular discs, and the two semicircular discs are arranged on the pipeline in a sleeving mode and fastened; the galvanized iron sheets are fastened to the fixing disc through the water stop studs, the multiple galvanized iron sheets are sequentially arranged to define an annular hollow structure and are tightly attached to the pipeline, and adjustment is conducted by rotating the positions of the galvanized iron sheets. A water stop strip is arranged between the end of the water stop stud and a galvanized iron sheet, leakage is further reduced, the water stop stud penetrates through a screw hole and extends and is tied in a sleeve, after concrete is poured and formed, the water stop strip on one side of the fixing disc and the end of the water stop stud are cut off, the whole concrete forming face is smooth and full, formwork erecting and disassembling operation is easy, and repeated use can be achieved; and the construction quality of the concrete hanging hole is ensured.

Description

Technical Field

[0001] The invention relates to the technical field of pipeline construction, and in particular to a novel casing inner hanging hole device and a use method thereof. Background Art

[0002] There are a large number of reserved and pre-buried pipes in the construction of the main structure. In order to avoid deformation of the pipes due to subsequent concrete creep, pre-buried casings are often used. The pipes are passed through the casings. When installing subsequent electromechanical pipelines, the hanging hole devices are installed and the casings are sealed.

[0003] After the pipeline is installed, the space inside the casing is small, and it is often difficult to ensure the installation quality when installing the hanging hole device. At the same time, since the sealing part of the casing exists in the pipe well of water, electricity and other equipment, there are often special situations such as water or electricity, and the quality requirements of the hanging hole device are relatively high. In the existing technology, it is difficult to support the hanging hole device in the casing, the molding quality cannot be guaranteed, there is a risk of leakage and affects the subsequent decoration and renovation construction. Summary of the invention

[0004] In order to improve the problems existing in the installation of the hanging hole device in the above-mentioned background technology, the present invention provides a novel hanging hole device in casing and a method for using the same.

[0005] The present invention provides a novel casing inner hanging hole device and a method for using the same, which adopts the following technical solutions: A novel hanging hole device in casing comprises a fixed disk and a galvanized iron sheet. The fixed disk cooperates with the galvanized iron sheet to restrict the pipe passing through the casing. The interior of the fixed disk is hollow and a plurality of screw holes are evenly opened on the inner side of the fixed disk around the axis. Water stop bolts are arranged at the corners of the galvanized iron sheet. The water stop bolts pass through the screw holes and extend and are tied in the casing. The galvanized iron sheet is rotatably connected to the fixed disk through the water stop bolts. A plurality of galvanized iron sheets are arranged in sequence to form an annular hollow structure and fit tightly to the pipe.

[0006] Preferably, the fixed disk is assembled from two semi-circular disks, the ends of the semi-circular disks are provided with teeth, and the teeth at the ends of the two semi-circular disks cooperate with each other and are connected and fixed by a pin.

[0007] Preferably, 12 triangular galvanized iron sheets are evenly arranged on the inner side of the fixed plate.

[0008] Preferably, scale lines corresponding to different pipe diameters are arranged around the fixed disk, and the scale lines correspond to different positions of the galvanized iron sheet on the fixed disk. For different pipe diameters, the position of the galvanized iron sheet that needs to be adjusted is clear at a glance, thereby improving construction accuracy.

[0009] Preferably, a water stop sheet is provided between the end of the water stop bolt and the galvanized iron sheet to reinforce and reduce leakage.

[0010] A method for using a novel casing inner hanging hole device, using a novel casing inner hanging hole device, comprising the following steps: Step 1: Make a fixing plate and galvanized iron sheet of required size according to the size of the casing; Step 2: Put the two semi-circular discs that make up the fixed disc on the pipe and tighten them; Step 3: Fasten the galvanized iron sheet to the fixed plate through the water stop bolts, and sequentially arrange the galvanized iron sheets to form a circular hollow structure and fit the pipeline; fill the gaps between the galvanized iron sheets, and use metal epoxy glue to bond the sequentially arranged galvanized iron sheets into a whole; Step 4: Effectively tie the extended end of the water stop bolt to the fixed structure in the casing; Step 5: Apply a release agent on the surface of the galvanized iron sheet and the fixed plate, pour concrete in the space enclosed by the inner side of the casing and the outer side of the pipe. After the concrete is poured and formed, cut off the end of the water stop bolt on one side of the fixed plate, and remove the fixed plate and the galvanized iron sheet; Step 6. Repeat the above steps in other hanging holes for installation and pouring, and reuse the removed fixing plates and galvanized iron sheets.

[0011] In summary, the present invention has the following beneficial technical effects: 1. The present invention realizes the assembly of a fixed hanging hole device in a narrow space of a pipeline by using a fixed plate in conjunction with a galvanized iron sheet. The overall concrete forming surface is flat and full, which ensures the construction quality of the concrete hanging hole. At the same time, the process of supporting the formwork in the traditional method is eliminated, and the formwork and dismantling operations are simple. The removed fixed plate and galvanized iron sheet can be reused.

[0012] 2. In the present invention, the galvanized iron sheet is rotatably connected to the fixed disk through waterstop bolts. The hollow shape formed by the galvanized iron sheet can be adjusted by rotating the position of the galvanized iron sheet to ensure a close fit with the pipeline. At the same time, the galvanized iron sheet and the fixed disk are fixed with waterstop bolts in combination with waterstop sheets. The waterstop sheets further reduce the risk of possible leakage and also play a role in supporting the formwork and reinforcing the formwork. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is an installation cross-sectional view of a water stop bolt according to an embodiment of the present invention; Figure 2 1 is a schematic diagram of the front installation of the fixing plate and the galvanized iron sheet according to an embodiment of the present invention; Figure 3 1 is a schematic diagram of the front installation of the fixing plate and the galvanized iron sheet according to an embodiment of the present invention; Figure 4 is an installation cross-sectional view of a sleeve according to an embodiment of the present invention; Figure 5 It is a schematic structural diagram of a galvanized iron sheet according to an embodiment of the present invention.

[0014] Explanation of the accompanying reference numerals: 1. fixing plate; 2. galvanized iron sheet; 3. screw hole; 4. water stop bolt; 5. annular hollow structure; 6. pipe; 7. sleeve; 8. water stop plate; 9. scale line; 10. semicircular plate; 11. tooth mouth; 12. pin; 13. concrete. DETAILED DESCRIPTION

[0015] The following combination Figure 1-Figure 5 The present invention is described in further detail.

[0016] Embodiment 1 of the present invention discloses a novel casing inner hanging hole device and a method for using the same.

[0017] Reference Figure 1 , Figure 3 , Figure 4 A novel hanging hole device in casing comprises a fixed disk 1 and a galvanized iron sheet 2, which are installed in a casing 7, and the fixed disk 1 cooperates with the galvanized iron sheet 2 to restrict the pipe 6 passed through the casing 7. The interior of the fixed disk 1 is hollow and a plurality of screw holes 3 are evenly opened on the inner side of the fixed disk 1 around the axis, and a water stop bolt 4 is arranged at the corner of the galvanized iron sheet 2, which penetrates the screw hole 3 to connect and fit the fixed disk 1 and the galvanized iron sheet 2, and extends and is tied in the casing 7, and the galvanized iron sheet 2 is rotatably connected to the fixed disk 1 through the water stop bolt 4, and a plurality of galvanized iron sheets 2 are arranged in sequence to form an annular hollow structure 5, and the area of ​​the galvanized iron sheet 2 extending out of the fixed disk 1 is adjusted according to the diameter of the pipe 6 and the insertion position, and the inner side of the annular hollow structure 5 surrounded by the plurality of galvanized iron sheets 2 fits the pipe 6 tightly.

[0018] Reference Figure 2 , Figure 3 The fixed plate 1 is assembled by two semi-circular plates 10 , and a tooth opening 11 is arranged at the end of the semi-circular plates 10 . The tooth openings 11 at the ends of the two semi-circular plates 10 cooperate with each other and are connected and fixed by a pin 12 .

[0019] Reference Figure 2 , Figure 3 , Figure 5 , 12 triangular galvanized iron sheets 2 are evenly arranged on the inner side of the fixed disk 1, and are arranged in sequence on the fixed disk 1 to form an annular hollow structure 5. By moving the ends of the galvanized iron sheets 2, the area extending out of the fixed disk 1 can be adjusted, thereby adjusting the inner side of the annular hollow structure 5 to fit tightly with the pipe 6.

[0020] Reference Figure 2 , Figure 4 , scale lines 9 corresponding to different pipe diameters of the pipe 6 are arranged around the fixed plate 1. When the scale lines 9 correspond to pipes 6 of different diameters that are inserted into the sleeve 7, the position where the galvanized iron sheet 2 needs to be adjusted is clear at a glance, thereby improving the construction accuracy.

[0021] Reference Figure 1 , Figure 2 , Figure 4 The water stop bolt 4 adopts a common bolt with a 6mm size and an end, and the length of the water stop bolt 4 is not less than 50mm to ensure the feasibility of installation of each structure.

[0022] Reference Figure 1 , Figure 4 A water stop plate 8 is arranged between the end of the water stop bolt 4 and the galvanized iron sheet 2. The water stop bolt 4 cooperates with the water stop plate 8 to fix the fixed plate 1 and the galvanized iron sheet 2. The water stop plate 8 further reduces the possible risk of leakage and also plays a role in reinforcing the formwork.

[0023] The fixing plate 1 is made according to different specifications of the sleeve 7. Various specifications of fixing plates with outer diameters of 800, 600 or 400 mm are made according to the specifications of the sleeve 7. Taking the fixing plate with an outer diameter of 800 mm as an example, its inner diameter is 600 mm and its thickness is 4 mm. A total of 12 Φ6 mm screw holes 3 are evenly opened around the axis on the inner side of the fixing plate 1. A galvanized iron sheet 2 matching the fixing plate with an outer diameter of 800 mm is made. The galvanized iron sheet 2 is in the shape of a right triangle and has a thickness of 4 mm. A Φ6 mm bolt hole is opened at the corner of each galvanized iron sheet 2. The 12 triangular galvanized iron sheets 2 are evenly arranged on the inner side of the fixing plate 1 to fill the inside of the fixing plate 1. The water stop bolts 4 pass through the screw holes 3 of the fixing plate 1 and the bolt holes at the corners of the galvanized iron sheet 2 to connect the galvanized iron sheet 2 to the fixing plate 1. The 12 triangular galvanized iron sheets 2 are arranged in sequence to form an annular hollow structure 5, and the inner side of the annular hollow structure 5 is tightly fitted with the pipe 6.

[0024] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 A method for using a novel casing inner hanging hole device, using a novel casing inner hanging hole device, comprising the following steps: Step 1: Make a fixing plate 1 and a galvanized iron sheet 2 of required size according to the size of the casing 7; Step 2: Put the two semi-circular discs 10 constituting the fixed disc 1 onto the pipe 6 and tighten them; Step 3: Fasten the galvanized iron sheet 2 to the fixed plate 1 through the water stop bolt 4, and sequentially arrange the galvanized iron sheets 2 so that the galvanized iron sheets 2 form a ring-shaped hollow structure 5 and fit the pipe 6; fill the gaps between the galvanized iron sheets 2, and use metal epoxy glue to bond the sequentially arranged galvanized iron sheets 2 into a whole; Step 4: effectively tie the extended end of the water stop bolt 4 to the fixed structure in the sleeve 7 to ensure that the structure is stable and the water stop bolt 4 and the galvanized iron sheet 2 do not loosen or slip; Step 5: Apply a release agent on the surface of the galvanized iron sheet 2 and the fixed plate 1, and pour concrete 13 in the space enclosed by the inner side of the sleeve 7 and the outer side of the pipe 6. After the concrete 13 is poured and formed, cut off the end of the water stop bolt 4 on one side of the fixed plate 1, and remove the fixed plate 1 and the galvanized iron sheet 2; Step 6: Repeat the above steps in other hanging holes 9 for installation and pouring, and reuse the removed fixing plate 1 and galvanized iron sheet 2.

[0025] The implementation principle of a new type of hanging hole device in the casing according to an embodiment of the present invention is as follows: in actual construction, the pipe 6 is inserted into the pre-buried casing 7, the hanging hole device is installed in the casing 7, the pipe 6 is fixed, the semi-circular disk 10 is put on the pipe 6 and the two semi-circular disks 10 are connected and fastened. At this time, there is a gap between the semi-circular disk 10 and the pipe 6, and galvanized iron sheets 2 are successively set up on the inner side of the semi-circular disk 10, and are fastened with water stop bolts 4 to form an annular hollow structure 5. At this time, the galvanized iron sheet 2 is rotatably connected to the fixed disk 1 through the water stop bolt 4. The area extending out of the fixed disk 1 can be adjusted by moving the end of the galvanized iron sheet 2, thereby adjusting the inner side of the annular hollow structure 5 to fit closely with the pipe 6; after the installation is completed, concrete is poured, and the hanging hole device is removed to complete the blocking of the casing 7.

[0026] The above are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel casing inner hanging hole device, characterized in that: The invention comprises a fixing plate (1) and a galvanized iron sheet (2), wherein the fixing plate (1) cooperates with the galvanized iron sheet (2) to restrict a pipe (6) inserted into a casing (7), wherein the fixing plate (1) is hollow inside and a plurality of screw holes (3) are evenly arranged on the inner side of the fixing plate (1) around an axis, wherein a water stop bolt (4) is arranged at a corner of the galvanized iron sheet (2), wherein the water stop bolt (4) penetrates the screw hole (3) and extends and is tied into the casing (7), wherein the galvanized iron sheet (2) is rotatably connected to the fixing plate (1) via the water stop bolt (4), and a plurality of galvanized iron sheets (2) are arranged in sequence to form an annular hollow structure (5) and fit closely to the pipe (6).

2. A novel casing inner hanging hole device according to claim 1, characterized in that: The fixed disk (1) is assembled from two semi-circular disks (10), the ends of the semi-circular disks (10) are provided with tooth openings (11), and the tooth openings (11) at the ends of the two semi-circular disks (10) cooperate with each other and are connected and fixed by means of a latch (12).

3. A novel casing inner hanging hole device according to claim 1, characterized in that: Twelve triangular galvanized iron sheets (2) are evenly arranged on the inner side of the fixing plate (1).

4. A novel casing inner hanging hole device according to claim 1, characterized in that: The fixed plate (1) is provided with scale lines (9) corresponding to the diameters of different pipelines (6).

5. The novel casing inner hanging hole device according to claim 1 is characterized in that: A water stop sheet (8) is provided between the end of the water stop bolt (4) and the galvanized iron sheet (2).

6. A method for using a novel hanging hole device in casing, using the novel hanging hole device in casing according to any one of claims 1 to 5, characterized in that: The following steps are involved: Step 1: Prepare a fixing plate (1) and a galvanized iron sheet (2) of required size according to the size of the casing (7); Step 2: Put the two semi-circular discs (10) constituting the fixed disc (1) onto the pipe (6) and tighten them; Step 3, fasten the galvanized iron sheet (2) to the fixed plate (1) through the water stop bolt (4), and sequentially arrange the galvanized iron sheets (2) so that the galvanized iron sheets (2) form a ring-shaped hollow structure (5) and fit the pipe (6); fill the gaps between the galvanized iron sheets (2), and use metal epoxy glue to bond the sequentially arranged galvanized iron sheets (2) into a whole; Step 4: effectively tie the extended end of the water stop bolt (4) to the fixed structure in the sleeve (7); Step 5: Apply a release agent on the surface of the galvanized iron sheet (2) and the fixed plate (1), pour concrete (13) in the space enclosed by the inner side of the sleeve (7) and the outer side of the pipe (6), and after the concrete (13) is poured and formed, cut off the end of the water stop bolt (4) on one side of the fixed plate (1), and remove the fixed plate (1) and the galvanized iron sheet (2); Step 6: Repeat the above steps in other hanging holes (9) for installation and pouring, and reuse the removed fixing plate (1) and galvanized iron sheet (2).

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