CN216618531U

CN216618531U - Precast concrete calandria is pour and is used shutoff head

Info

Publication number: CN216618531U
Application number: CN202122865703.9U
Authority: CN
Inventors: 王宽宽; 何海; 王康; 马腾飞; 邹广野
Original assignee: China Construction Civil Engineering Co Ltd
Current assignee: China Construction Civil Engineering Co Ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-27
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a plugging head for pouring a concrete prefabricated pipe, which is arranged at the end part of a pipeline of a concrete prefabricated pipe and comprises a plugging head and a main body structure, wherein the plugging head is arranged at the head part of the main body structure, and the shape of the plugging head and the main body structure is circular; the main body structure comprises a main body and a base, wherein the base is arranged at the bottom of the main body, a groove is formed in the base, and a rotating structure is arranged in the groove. The utility model adopts an integrated structure to effectively improve the plugging effect, the externally attached rubber structure has stronger sealing performance, the cylindrical structure ensures that the stress of the pipeline load is uniformly distributed, the pressure resistance of the plug and the pipeline is improved, certain detection performance is realized on the leaked environment, the installation and the disassembly are convenient, the exposed part of the edge of the pipeline is protected, the risk of damage in the later operation process of the pipeline is reduced, and the safety of the pipeline is guaranteed.

Description

Precast concrete calandria is pour and is used shutoff head

Technical Field

The utility model relates to the technical field of auxiliary construction of buildings, in particular to a plugging head for pouring concrete prefabricated pipes.

Background

In the process of pipeline installation and construction, a template plug is required to be arranged along the tail part of the structure water supply and drainage overhead pipeline, and an unnecessary pipe orifice is plugged in the pipeline. In the existing municipal engineering, brick plugging or traditional plug plugging is still adopted during the water closing test. The mode that the brick was blockked up not only needs to have the input of fragment of brick and mortar material, and the labour input is more moreover, and is longer in follow-up input time, and the dismantlement in-process after the experiment also wastes time and energy, and the dismantlement problem of old and useless end cap still needs to be optimized. Traditional end cap can make its original leakproofness and compressive capacity influence because of the sheet rubber is ageing when the shutoff mouth of pipe to produce and warp and lead to the inside phenomenon of revealing of pipeline structure. The utility model provides a plugging head for pouring a concrete prefabricated pipe, which solves the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a plugging head for pouring a concrete prefabricated pipe, which realizes effective plugging of a pipe orifice and is convenient to install and disassemble.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a plugging head for pouring a concrete prefabricated pipe is arranged at the end part of a pipeline of the concrete prefabricated pipe and comprises a plugging head and a main body structure, wherein the plugging head is arranged at the head part of the main body structure, and the plugging head and the main body structure are circular in appearance;

the main body structure comprises a main body and a base, wherein the base is arranged at the bottom of the main body, a groove is formed in the base, and a rotating structure is arranged in the groove.

Further, the body structure includes a rigid structure and an outer attached resilient layer disposed on an exterior of the rigid structure.

Furthermore, friction rings are arranged on the outer elastic layer of the main body at intervals.

Furthermore, the top of the plug is arc-shaped, and the plug and the externally attached elastic layer are of an integrated structure.

Furthermore, the rotating structure is a cross-shaped structure, and the end part of the rotating structure is fixedly connected with the bottom of the rigid structure.

Further, the rigid structure includes a stepped cylinder and an inner filler filled in the cylinder.

Further, the outer diameters of the plug and the friction ring are the same, and the outer diameter of the base is 60-120mm larger than the outer diameter of the main body.

Preferably, the thickness of the plug is 30-50mm, the thickness of the outer attached elastic layer is 10-20mm, and the wall thickness of the stepped cylinder is 10 mm.

Preferably, the number of the friction rings is three, and the friction rings are arranged at intervals up and down.

Preferably, the plug, the outer elastic layer, the friction ring and the inner filler are all made of rubber, the stepped cylinder is a steel cylinder, and the rotating structure is round steel.

The utility model has the following beneficial effects:

adopt the integral type structure can effectively promote the shutoff effect, and the rubber construction that attaches outward possesses stronger sealing performance, and cylinder type structure makes pipeline load atress distribute evenly, promotes the crushing resistance of end cap and pipeline, has certain detectability to the environment of revealing, and the installation of being convenient for simultaneously is dismantled to expose the part to the pipeline edge and protect, reduced the risk that the pipeline later stage operation in-process damaged, it is secure to the safety of pipeline.

Drawings

FIG. 1 is a bottom view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic front view of the overall structure of the present invention;

fig. 4 is a schematic cross-sectional view of the overall structure of the present invention.

Reference numerals: 1-plug, 2-main body structure, 21-main body, 211-rigid structure, 212-external elastic layer, 213-friction ring, 22-base and 3-rotary structure.

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 specification, 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.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

As shown in fig. 1, 2, 3 and 4, the plugging head for pouring the concrete prefabricated pipe bank is applied to the concrete prefabricated pipe bank, the concrete prefabricated pipe bank is a pipeline arranged underground, a cable is mainly prevented in the pipe bank, the whole structure is of a reinforced concrete structure, and a PVC circular pipe is lined in the pipe bank. The calandria need block some mouths of pipe when carrying out the construction, avoids the concrete to flow in prefabricated calandria cavity, in addition when carrying out the calandria construction, need decorate the construction and all need protect the pipeline tip in the transportation to the tip of calandria, in order to satisfy above-mentioned demand, adopts above-mentioned shutoff head to carry out pipeline protection. The plug is arranged at the end part of the concrete prefabricated pipe, and comprises a plug 1 and a main structure 2, wherein the plug 1 is arranged at the head part of the main structure 2, and the plug 1 and the main structure 2 are circular in appearance.

As shown in fig. 1 and 3, the main body structure 2 includes a main body 21 and a base 22, the base 22 is disposed at the bottom of the main body 21, a groove is disposed on the base 22, and the rotating structure 3 is disposed in the groove.

The rigid structure 211 is used as a framework main body, rigid support of the whole structure is realized, the rubber layer is attached to the outside of the rigid structure 211, and the rubber layer has elastic deformation capacity, so that a plug can be tightly occluded with the inner wall of a pipeline, the phenomenon of slurry leakage and air leakage in the construction process is avoided, the pipeline can be sealed and plugged, and the plugging effect is ensured; and set up revolution mechanic 3 easy to assemble and dismantle, realize the dismouting of shutoff head through using revolution mechanic 3, revolution mechanic 3 is connected with rigid structure 211 simultaneously, security and stability of structure when can effectively guaranteeing to carry out the dismouting.

As shown in fig. 4, the main body structure 2 further comprises a rigid structure 211 and an outer elastic layer 212, wherein the outer elastic layer 212 is arranged outside the rigid structure 211. The arrangement of the external elastic layer 212 can realize the extrusion sealing of the pipeline, thereby ensuring the plugging effect.

As shown in fig. 1 and 4, friction rings 213 are further provided on the outer elastic layer 212 of the main body 21 at intervals. The friction ring 213 that the interval set up can the successive layer shutoff, can effectively strengthen the shutoff effect.

As shown in fig. 1 and 2, the top of the plug 1 is circular arc, and the plug 1 and the outer elastic layer 212 are of an integrated structure. The arc-shaped plug 1 can protect the rigid structure 211 from being corroded, and the arc-shaped structure can effectively block impact inside the pipeline.

As shown in fig. 1, further, the rotating structure 3 is a cross-shaped structure, and the end of the cross-shaped structure is fixedly connected to the bottom of the rigid structure 211.

Further, the rigid structure 211 includes a stepped cylinder and an inner filler filled in the cylinder. The inner filler is arranged to enhance the structural strength and avoid overlarge dead weight of the plugging head, so that the convenience of using the plugging head is realized.

Further, the outer diameters of the plug 1 and the friction ring 213 are the same, and the outer diameter of the base 22 is 120mm larger than the outer diameter of the main body 21.

Preferably, the thickness of the plug 1 is 45mm, the thickness of the outer elastic layer 212 is 10mm, and the wall thickness of the stepped cylinder is 10 mm.

Preferably, three friction rings 213 are spaced up and down. Set up a plurality of friction rings 213 and can effectively guarantee the shutoff effect, friction ring 213's thickness is 10mm, and the interval is 15 mm.

Preferably, the plug 1, the outer elastic layer 212, the friction ring 213 and the inner filler are made of rubber, the stepped cylinder is a steel cylinder, and the rotating structure 3 is round steel.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. A plugging head for pouring a concrete prefabricated pipe bank is arranged at the end part of a pipeline of the concrete prefabricated pipe bank and is characterized by comprising a plugging head (1) and a main structure (2), wherein the plugging head (1) is arranged at the head part of the main structure (2), and the plugging head (1) and the main structure (2) are circular in appearance;

the main structure (2) comprises a main body (21) and a base (22), the base (22) is arranged at the bottom of the main body (21), a groove is formed in the base (22), and a rotating structure (3) is arranged in the groove.

2. The plugging head for pouring the concrete precast pipe bank according to the claim 1, which is characterized in that: the main body structure (2) comprises a rigid structure (211) and an externally attached elastic layer (212), wherein the externally attached elastic layer (212) is arranged outside the rigid structure (211).

3. The plugging head for pouring the concrete precast pipe bank according to the claim 2, characterized in that: friction rings (213) are arranged on the outer elastic layer (212) of the main body (21) at intervals.

4. The plugging head for pouring the concrete precast pipe bank according to the claim 2, characterized in that: the top of the plug (1) is arc-shaped, and the plug (1) and the externally attached elastic layer (212) are of an integrated structure.

5. The plugging head for pouring the concrete precast pipe bank according to the claim 2, characterized in that: the rotating structure (3) is a cross-shaped structure, and the end part of the rotating structure is fixedly connected with the bottom of the rigid structure (211).

6. The plugging head for pouring the concrete precast pipe bank according to the claim 3, characterized in that: the rigid structure (211) comprises a stepped cylinder and an internal filler filled in the cylinder.

7. The plugging head for pouring the concrete precast pipe bank according to the claim 3, characterized in that: the outer diameters of the plug (1) and the friction ring (213) are the same, and the outer diameter of the base (22) is 60-120mm larger than that of the main body (21).

8. The plugging head for pouring the concrete precast pipe bank according to the claim 6, which is characterized in that: the thickness of the plug (1) is 30-50mm, the thickness of the outer attached elastic layer (212) is 10-20mm, and the wall thickness of the stepped cylinder is 10 mm.

9. The plugging head for pouring the concrete precast pipe bank according to the claim 3, characterized in that: the number of the friction rings (213) is three at intervals.

10. The plugging head for pouring the concrete precast pipe bank according to the claim 6, which is characterized in that: the plug (1), the outer elastic layer (212), the friction ring (213) and the inner filler are made of rubber, the stepped cylinder is a steel cylinder, and the rotating structure (3) is round steel.