CN218117228U

CN218117228U - Hole device is reserved in piping erection

Info

Publication number: CN218117228U
Application number: CN202221737356.XU
Authority: CN
Inventors: 陈鹏; 李晓东; 张明冬; 侯波; 王子浩; 何颖彦
Original assignee: China Construction Civil Engineering Co Ltd
Current assignee: China Construction Civil Engineering Co Ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-12-23
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses a entrance to a cave device is reserved in piping erection, include cast-in-place template and set up the entrance to a cave on the cast-in-place template, the inside inserting of entrance to a cave is equipped with the outer tube, the opening has been seted up on the outer tube, the inside inserting of outer tube is equipped with interior sleeve pipe, be provided with the fixed subassembly of split on the interior sleeve pipe. The utility model discloses in, adopt inside and outside sheathed tube mode, will demolish pulling screw rod and mounting plate after floor concrete sets, sleeve pipe in the back takes out, the outer tube shrink just can drop by oneself, increases sleeve pipe utilization ratio, and the solution that this scheme is successful is fixed insecure, the shaping quality is poor, reuse rate hangs down the scheduling problem in wearing floor sleeve pipe installation.

Description

Hole device is reserved in piping erection

Technical Field

The utility model relates to a building engineering construction technical field specifically is a entrance to a cave device is reserved in piping erection.

Background

In the building installation engineering, before a pipeline penetrates through a building wall or a floor, a hole is reserved in cooperation with civil engineering, the size of the hole is determined according to the diameter of the pipeline, and a reserved floor penetrating hole is required to be installed in cooperation with the installation of a civil engineering main body during construction.

The existing floor slab casing installation is provided with the embedded PVC casing and the detachable steel casing, only the forming quality is improved, but the problems that the casing is not deviated, the material repeated utilization rate is low and the cost cannot be guaranteed are solved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a entrance to a cave device is reserved in piping erection has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a mouth of a hole device is reserved in piping erection, includes cast-in-place template and sets up the mouth of a hole on the cast-in-place template, the inside outer tube that is equipped with of inserting of mouth of a hole, the opening has been seted up on the outer tube, the inside interior sleeve pipe that is equipped with of inserting of outer tube, be provided with the fixed subassembly of split on the interior sleeve pipe.

Preferably, the opposite-pulling fixing component comprises an opposite-pulling screw rod penetrating through the inner sleeve, the upper end and the lower end of the opposite-pulling screw rod are in threaded sleeve connection with a fastening plate, and the fastening plate is provided with an internal thread hole.

Preferably, one end of the counter-pulling screw rod is fixedly connected with a knob.

Preferably, the diameter of the counter screw is 8mm.

Preferably, the height of the opening is the same as that of the outer sleeve, and the height of the inner sleeve is greater than that of the outer sleeve.

Preferably, the fastening plate is a rectangular steel plate, and round corners of the fastening plate are provided with round corners.

(III) advantageous effects

The utility model provides a entrance to a cave device is reserved in piping erection possesses following beneficial effect:

1. the utility model discloses in, adopt inside and outside sheathed tube mode, will demolish pulling screw and mounting plate after floor concrete setting, interior sleeve pipe is taken out to the back, and the outer tube shrink just can drop by oneself, increases sleeve pipe utilization ratio, and this scheme is successful has been solved and has been worn floor sleeve pipe installation in fixed insecure, the shaping quality is poor, reuse ratio low grade problem.

2. The utility model discloses in, the inside and outside sleeve pipe is easily taken out, and the material turnover rate is high, can effectual protection to the coagulation after reinforcing bar and the shaping on every side when intensive, reserve the hole on a large scale, and the shaping quality of entrance to a cave reaches floor impression high quality on every side, and effective control entrance to a cave skew reduces the unnecessary material extravagant behind this scheme of project application.

Drawings

Fig. 1 is a combined three-dimensional structure diagram of a reserved hole device for pipeline installation provided by the utility model;

fig. 2 is an exploded perspective view of a reserved hole device for pipeline installation according to the present invention;

fig. 3 is a front sectional view of fig. 1.

In the figure: 1. casting a template in situ; 2. an outer sleeve; 3. an opening; 4. a fastening plate; 5. oppositely pulling the screw rod; 6. a knob; 7. an inner sleeve; 8. an internally threaded hole; 9. and (6) making holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a entrance to a cave device is reserved in piping erection, include cast-in-place template 1 and set up the entrance to a cave 9 on cast-in-place template 1, the inside outer tube 2 that is equipped with of inserting of entrance to a cave 9 (according to floor thickness and the size of wearing the floor reservation hole, prefabricated outer tube 2 in advance, 2 sides of outer tube are the opening form), opening 3 has been seted up on the

outer tube

2, 2 inside the inserting of outer tube are equipped with interior sleeve pipe 7 (insert interior sleeve pipe 7 and prop up outer tube 2 in the outer tube 2), be provided with on interior sleeve pipe 7 and to drawing fixed subassembly (fix inner tube 7 and outer tube 2 through drawing fixed subassembly).

To drawing fixed subassembly including running through interior sleeve pipe 7 setting to drawing screw rod 5, to drawing 5 upper and lower both ends equal screw thread of screw rod and having cup jointed mounting plate 4, set up internal thread hole 8 on mounting plate 4.

During specific operation, the outer sleeve 2 is inserted into the hole 9, the inner sleeve 7 is inserted into the outer sleeve 2 so as to support the outer sleeve 2, the two fastening plates 4 are arranged on the opposite-pulling screw 5, the determined central point is controlled by the opposite-pulling screw 5, the two fastening plates 4 fix the inner sleeve 7, the outer sleeve 2 and the inner sleeve 7 cannot fall off along the vertical direction at the hole 9, concrete is poured at the hole 9, the concrete is fully contacted with the outer wall of the outer sleeve 2, the inner sleeve 7 is taken out after the concrete is solidified, and the outer sleeve 2 can shrink naturally so as to be taken out; adopt inside and outside sheathed tube mode, the effective control displacement, will demolish split screw 5 and mounting plate 4 after floor concrete sets, interior sleeve pipe 7 is taken out to the back, 2 shrink of outer tube just can drop by oneself, increase bushing utilization, this scheme is successful has solved and has worn floor sleeve pipe installation in-process fixed insecure, the shaping quality is poor, reuse rate hangs down the scheduling problem, the sleeve pipe easily takes out, the material turnover rate is high, it is fixed firm, center and the plane position according to construction drawing accurate positioning reservation hole, utilize the fixed stay system of sleeve pipe self, concrete structure after reinforcing bar and the shaping on every side is not suffered destruction.

One end of the opposite-pulling screw rod 5 is fixedly connected with a knob 6, and the steel knob 6 and the opposite-pulling screw rod 5 are welded on the upper portion of the opposite-pulling screw rod 5 to form a whole, so that the opposite-pulling screw rod 5 can be conveniently adjusted and fixed up and down.

The diameter of the counter-pull screw rod 5 is 8mm, and the counter-pull screw rod 5 with uniform length is prefabricated in advance.

The height of the opening 3 is the same as that of the outer sleeve 2, and the height of the inner sleeve 7 is larger than that of the outer sleeve 2.

The fastening plate 4 is a rectangular steel plate, round corners are arranged at four corners of the fastening plate 4, the fastening plate 4 which is larger than the outer sleeve 2 is prefabricated by utilizing a waste template, the corresponding fastening plate 4 is prefabricated and processed according to the diameter of the prefabricated and formed inner sleeve 7, the material source is wide, and the manufacturing cost is low.

The sheathed tube use of this application, according to the size of entrance to a cave 9 in the construction drawing, prefabricated processing becomes corresponding inside and outside sleeve pipe 2 in advance, makes inside and outside sleeve pipe 2 superpose become partly in detachable, then processing preparation is to drawing screw rod 5 and mounting plate 4, confirms the central point and the plane position of entrance to a cave 9 according to the construction drawing, then with detachable sleeve pipe according to definite central point and plane position fixed firm.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hole device is reserved in piping erection which characterized in that: the cast-in-place formwork comprises a cast-in-place formwork (1) and an opening (9) formed in the cast-in-place formwork (1), an outer sleeve (2) is inserted into the opening (9), an opening (3) is formed in the outer sleeve (2), an inner sleeve (7) is inserted into the outer sleeve (2), and a split fixing component is arranged on the inner sleeve (7).

2. The pipe installation reserved hole device as claimed in claim 1, wherein: the split fixing component comprises a split screw (5) which runs through an inner sleeve (7), a fastening plate (4) is sleeved at the upper end and the lower end of the split screw (5) in a threaded manner, and an inner threaded hole (8) is formed in the fastening plate (4).

3. The reserved hole device for pipeline installation according to claim 2, wherein: one end of the opposite-pulling screw rod (5) is fixedly connected with a knob (6).

4. The reserved hole device for pipeline installation according to claim 3, wherein: the diameter of the counter-pulling screw rod (5) is 8mm.

5. The pipe installation reserved hole device as claimed in claim 1, wherein: the height of the opening (3) is the same as that of the outer sleeve (2), and the height of the inner sleeve (7) is larger than that of the outer sleeve (2).

6. The reserved hole device for pipeline installation according to claim 2, wherein: the fastening plate (4) is a rectangular steel plate, and round corners of the fastening plate (4) are provided with round corners.