阅读说明：本技术 一种穿楼板用预埋管件及定位装置 (Wear floor with pre-buried pipe fitting and positioner ) 是由 陈书明 任少龙 吴克建 于 2019-11-24 设计创作，主要内容包括：本发明提出一种穿楼板用预埋管件,包括：预埋接管、调心套筒和连接组件,预埋接管的顶端具有顶部法兰,底端具有底部法兰,顶部法兰上均匀设置有螺纹通孔；调心套筒套在预埋接管内并在其内移动,调心套筒的顶部设置有连接法兰,连接法兰上设置有连接通孔,连接通孔与螺纹通孔一一对应且同轴设置,连接通孔的孔径大于螺纹通孔的孔径,一个连接组件依次穿过一对螺纹通孔和连接通孔将其连接。本发明还提出一种定位装置,解决了管道穿楼板时提前预埋内径大于管道外径的套管带来的二次灌浆封堵的问题,简化结构,提高定位的精准性。(The invention provides a pre-buried pipe fitting for penetrating a floor slab, which comprises: the top end of the embedded connecting pipe is provided with a top flange, the bottom end of the embedded connecting pipe is provided with a bottom flange, and threaded through holes are uniformly formed in the top flange; the aligning sleeve is sleeved in the embedded connecting pipe and moves in the embedded connecting pipe, a connecting flange is arranged at the top of the aligning sleeve, connecting through holes are formed in the connecting flange and are in one-to-one correspondence with the threaded through holes and are coaxially arranged, the aperture of each connecting through hole is larger than that of each threaded through hole, and one connecting assembly sequentially penetrates through a pair of threaded through holes and the connecting through holes to connect the threaded through holes. The invention further provides a positioning device, which solves the problem of secondary grouting plugging caused by pre-burying of a sleeve with an inner diameter larger than the outer diameter of the pipeline in advance when the pipeline penetrates through a floor slab, simplifies the structure and improves the positioning accuracy.)

1. The utility model provides a wear floor with pre-buried pipe fitting which characterized in that includes: the top end of the embedded connecting pipe is provided with a top flange, the bottom end of the embedded connecting pipe is provided with a bottom flange, and threaded through holes are uniformly formed in the top flange; the aligning sleeve is sleeved in the embedded connecting pipe and moves in the embedded connecting pipe, a connecting flange is arranged at the top of the aligning sleeve, connecting through holes are formed in the connecting flange and are in one-to-one correspondence with the threaded through holes and are coaxially arranged, the aperture of each connecting through hole is larger than that of each threaded through hole, and one connecting assembly sequentially penetrates through a pair of threaded through holes and the connecting through holes to connect the threaded through holes.

2. The pre-buried pipe fitting for penetrating the floor slab according to claim 1, wherein a sealing gasket is arranged between the top flange and the connecting flange, more than one corresponding annular boss is arranged at the top and the bottom of the sealing gasket, and the annular bosses are positioned on the inner side of the threaded through hole;

the sealing gasket is provided with a through hole passing through the connecting assembly.

3. The pre-buried pipe fitting for penetrating the floor slab as recited in claim 1, wherein a plurality of threaded blind holes are formed in the bottom side of the bottom flange of the pre-buried connecting pipe and used for connecting a flange gland; a flange rubber ring is arranged on the flange gland; an arc-shaped annular groove is formed in the inner side wall of the aligning sleeve around the axis of the aligning sleeve, and an inward flanging boss is arranged at the bottom of the aligning sleeve and used for placing a socket rubber ring.

4. The pre-buried pipe fitting for penetrating the floor slab of claim 1, wherein the connecting assembly comprises a connecting bolt, a connecting nut and a blocking gasket, the connecting bolt is connected with the threaded hole in a matched mode, the inner diameter of the blocking gasket is matched with the connecting bolt, and the outer diameter of the blocking gasket is larger than that of the connecting hole; the connecting nut is connected with the connecting bolt in a matching way.

5. The pre-buried pipe fitting for penetrating the floor slab of claim 1, wherein a side discharge port is formed in a side wall of the pre-buried connecting pipe, which is located outside the aligning sleeve.

6. The pre-buried pipe fitting for penetrating the floor slab as recited in claim 3, wherein the pre-buried connecting pipe is positioned below the aligning sleeve, and a side wall positioned above the bottom flange and side walls of the upper side and the lower side of the pre-buried connecting pipe form a groove shape; the side wall from the groove-shaped side wall to the bottom flange is in a conical shape; and a reinforcing block is arranged above the threaded blind hole at the position of the conical side wall.

7. The pre-buried pipe fitting for penetrating the floor slab of claim 3, wherein the socket rubber ring comprises a sealing cylinder, a sealing end face is arranged at the bottom of the sealing cylinder, a side sealing face is arranged above the sealing end face, a deformed strip spherical sealing face is arranged on the inner side of the sealing cylinder, a sealing convex ring is arranged at the position, close to the top end, of the outer side of the sealing cylinder, and a conical sealing pressing ring is arranged on the top of the sealing cylinder towards the inner side.

8. A positioning device, characterized by comprising any one of the embedded pipe fittings for floor penetration of claims 1 to 8, wherein the embedded pipe fitting is installed on the positioning device, the positioning device comprises a positioning disc, a plugging pressure plate and a screw rod, the positioning disc is detachably fixed on a pouring template for floor pouring, the bottom end of the screw rod is screwed on the pouring template at the center of the positioning disc and is fixed through a nut, and the plugging pressure plate is connected to the top end of the screw rod and is fixed through the nut;

the embedded connecting pipe is arranged on the periphery of the positioning plate, and the plugging pressure plate is pressed on the top of the embedded connecting pipe.

9. The positioning device as claimed in claim 8, wherein the plugging pressure plates comprise one or more than one, and the outer diameter of each plugging pressure plate is matched with the inner diameter of the embedded connecting pipe.

Technical Field

The invention relates to the field of building drainage, in particular to a pre-buried pipe fitting for a floor slab and a positioning device.

Background

Before the pipeline installation and construction of a building life drainage system, when a pipeline passes through a reinforced concrete wall, a plate or a masonry load-bearing wall or a foundation, a civil engineering reserved hole, a pre-buried sleeve or a pre-buried waterproof sleeve is matched, and an adjusting gap is formed between the pipeline and the pipeline; this adjustment clearance need carry out secondary grout shutoff construction after pipeline erection is accomplished, because the adjustment clearance is less, the intensity and the leakproofness of secondary shutoff reduce, lead to the pipeline to appear the infiltration phenomenon outward. During secondary grouting plugging construction, a temporary support needs to be preset, the bottom of the reserved hole is cleaned after being plugged, cement paste is poured on the inner wall of the reserved hole in twice, and the construction period is long and the cost is high. Meanwhile, the installation of the pre-buried connecting pipes of the adjacent floors has inevitable positioning errors, and the vertical installation cannot be guaranteed.

Disclosure of Invention

The invention provides a pre-buried pipe fitting for a floor penetrating pipe and a positioning device, aiming at solving the problem that the floor penetrating pipe needs secondary grouting and plugging in the prior art.

The technical scheme of the invention is realized as follows:

a pre-buried pipe fitting for penetrating a floor slab comprises: the top end of the embedded connecting pipe is provided with a top flange, the bottom end of the embedded connecting pipe is provided with a bottom flange, and threaded through holes are uniformly formed in the top flange; the aligning sleeve is sleeved in the embedded connecting pipe and moves in the embedded connecting pipe, a connecting flange is arranged at the top of the aligning sleeve, connecting through holes are formed in the connecting flange and are in one-to-one correspondence with the threaded through holes and are coaxially arranged, the aperture of each connecting through hole is larger than that of each threaded through hole, and one connecting assembly sequentially penetrates through a pair of threaded through holes and the connecting through holes to connect the threaded through holes.

Preferably, in the pre-buried pipe fitting for the floor slab, a sealing gasket is arranged between the top flange and the connecting flange, more than one corresponding annular boss is arranged at the top and the bottom of the sealing gasket, and the annular bosses are positioned on the inner side of the threaded through holes;

the sealing gasket is provided with a through hole passing through the connecting assembly.

Preferably, in the embedded pipe fitting for penetrating the floor slab, a plurality of threaded blind holes are formed in the bottom side of a bottom flange of the embedded connecting pipe and used for connecting a flange gland; a flange rubber ring is arranged on the flange gland; an arc-shaped annular groove is formed in the inner side wall of the aligning sleeve around the axis of the aligning sleeve, and an inward flanging boss is arranged at the bottom of the aligning sleeve and used for placing a socket rubber ring.

Preferably, in the embedded pipe fitting for penetrating the floor slab, the connecting assembly comprises a connecting bolt, a connecting nut and a blocking gasket, the connecting bolt is connected with the threaded hole in a matched mode, the inner diameter of the blocking gasket is matched with the connecting bolt, and the outer diameter of the blocking gasket is larger than that of the connecting hole; the connecting nut is connected with the connecting bolt in a matching way.

Preferably, in the embedded pipe for penetrating the floor slab, a side discharge port is formed in the side wall, located on the outer side of the aligning sleeve, of the embedded connecting pipe.

Preferably, in the embedded pipe fitting for penetrating the floor slab, the embedded connecting pipe is positioned below the aligning sleeve, and the side wall positioned above the bottom flange and the side walls on the upper side and the lower side of the embedded connecting pipe form a groove shape; the side wall from the groove-shaped side wall to the bottom flange is in a conical shape; and a reinforcing block is arranged above the threaded blind hole at the position of the conical side wall.

Preferably, wear in the pre-buried pipe fitting for floor, the socket joint rubber ring includes sealed barrel, and the bottom of sealed barrel is provided with the sealing end face, and the top of next-door neighbour sealing end face is provided with the side seal face, and the inboard of sealed barrel is provided with the spherical sealing surface of deformation strip, and the outside of sealed barrel is close to the position department on its top and is provided with sealed bulge loop, and the top of sealed barrel is provided with conical sealed clamping ring to the inboard.

A positioning device comprises any pre-buried pipe fitting for penetrating a floor slab, the pre-buried connecting pipe is installed on the positioning device, the positioning device comprises a positioning disc, a plugging pressure plate and a screw rod, the positioning disc is detachably fixed on a pouring template for pouring the floor slab, the bottom end of the screw rod is screwed in the center of the positioning disc and fixed through a nut, and the plugging pressure plate is connected to the top end of the screw rod and fixed through the nut;

the embedded connecting pipe is arranged on the periphery of the positioning plate, and the plugging pressure plate is pressed on the top of the embedded connecting pipe.

Preferably, in the positioning device, the number of the plugging pressure plates is one or more, and the outer diameter of each plugging pressure plate is matched with the inner diameter of the embedded connecting pipe.

The invention has the beneficial effects that: according to the pre-buried pipe fitting for penetrating the floor slab, the prior pre-buried sleeve and secondary grouting plugging are changed into one-time construction, so that the cost is reduced, and the phenomenon of water seepage of the outer wall of a pipeline caused by low secondary grouting strength is solved. The threaded through hole of the embedded connecting pipe and the connecting through hole of the aligning sleeve in the invention realize the adjustment in a certain range in any direction through the connecting assembly, solve the problem that the embedded connecting pipe cannot be vertically installed due to positioning error, further simplify the structural design and facilitate the adjustment.

The invention also provides a positioning device, the positioning device is used for positioning the embedded connecting pipes, the positioning device can also be used for positioning two or more embedded connecting pipes at the same time, and the plurality of positioned embedded connecting pipes are fixed according to standard sizes and do not influence each other, so that the positioning accuracy is improved; the positioning disc and the screw rod are fixed on the pouring template and can be used in a recycling mode through one-time fixation, and construction efficiency is improved.

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 only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a pre-buried pipe fitting for penetrating a floor slab according to the present invention;

fig. 2 is a schematic structural view of the connection between the embedded connection pipe and the aligning sleeve shown in fig. 1;

FIG. 3 is a schematic view of the seal gasket shown in FIG. 1;

fig. 4 is a schematic structural view of the embedded connection pipe shown in fig. 1;

FIG. 5 is a schematic cross-sectional view of the self-aligning sleeve shown in FIG. 1;

FIG. 6 is a schematic structural view of the socket rubber ring shown in FIG. 1;

FIG. 7 is a schematic structural diagram of the positioning device;

FIG. 8 is a schematic structural view of the plugging platen shown in FIG. 7;

fig. 9 is a schematic structural diagram of positioning and mounting of the embedded connection pipe.

In the figure:

1. pre-burying a connecting pipe; 2. a centering sleeve; 3. a connecting assembly; 4. a sealing gasket; 5. inserting a rubber ring; 6. a positioning device; 7. a flange gland; 11. a top flange; 12. a bottom flange; 13. a threaded through hole; 15. a side discharge port; 16. a reinforcing block; 17. a threaded blind hole; 21. a connecting flange; 22. a connecting through hole; 24. an arc-shaped ring groove; 31. a connecting bolt; 32. a connecting nut; 33. a barrier gasket; 41. an annular groove; 51. sealing the cylinder body; 52. sealing the end face; 53. a side sealing surface; 54. a deformed strip spherical sealing surface; 55. a sealing convex ring; 56. sealing the pressure ring; 61. pouring a template; 62. positioning a plate; 63. plugging the pressure plate; 64. a screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.