CN220365214U

CN220365214U - General inspection port for pipeline

Info

Publication number: CN220365214U
Application number: CN202322290663.9U
Authority: CN
Inventors: 关海权; 梁健雄
Original assignee: Guangdong Liansu Technology Industrial Co Ltd
Current assignee: Guangdong Liansu Technology Industrial Co Ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-01-19
Anticipated expiration: 2033-08-24

Abstract

The utility model discloses a general inspection port for a pipeline, which comprises a T-shaped main body, a sleeve and an end cover, wherein the T-shaped main body comprises a cylinder, one end of the cylinder is provided with a rectangular fixing surface, and the outer surface of the other end of the cylinder is provided with external threads for connecting the end cover; the sleeve is sleeved between the rectangular fixing surface and the external thread; the end cover is provided with an internal thread, and the T-shaped main body and the sleeve are tightly pressed through the matching of the internal thread and the external thread of the end cover. Compared with the prior art, the utility model has obvious advantages in universality, development cost and construction convenience.

Description

General inspection port for pipeline

Technical Field

The utility model relates to the technical field of drainage pipelines, in particular to a general pipeline inspection port.

Background

The rainwater pipeline system is mainly used for draining or collecting rainwater collected by the roof and balcony of the middle-low building. Currently, there is a pain point in the use of the rain pipe system. Because the building height that the system generally used is not high, building roofing and balcony often have the foreign matter such as leaf, branch to fall, and the foreign matter can flow into the rain pipe through the drive of rainwater, produces to pile up in the drain pipe easily over time, hinders drainage, especially in the corner position and the passageway handing-over position of piping system. At present, the inspection port of the rainwater pipeline system is generally straight-through type and can only be arranged on the drainage straight pipe section, so that the inspection port is very inconvenient to clean up accumulated foreign matters at the corner and the connecting position of the pipeline, the foreign matters are difficult to take out through the inspection port, and special tools or personnel are often required for dredging. In addition to the rainwater pipeline system, other pipeline systems have the problem that foreign matters accumulated in the pipeline are difficult to take out. Aiming at the problems, the utility model develops a general inspection port for the pipeline, which can be arranged at any position of a pipe system, so that the pipeline system can be flexibly provided with the inspection port which is convenient to maintain at some key positions where foreign matters are easy to deposit according to different use environments and different engineering application cases, and the later maintenance difficulty and the maintenance cost of the pipeline system are reduced.

The application number is: 202120265933.9 Chinese patent utility model: a pressure-resistant riser inspection port has the technical scheme that: the pressure-resistant vertical inspection device comprises a drainage vertical pipe, wherein a pressure-resistant inspection port is formed in the side end of the drainage vertical pipe, a pressure-resistant inspection port inner plug is arranged in the pressure-resistant inspection port, a pressure-resistant inspection port cover is connected to the pressure-resistant inspection port, a pressure-resistant vertical inspection port sealing ring is sleeved in the pressure-resistant inspection port, the pressure-resistant vertical inspection port sealing ring is positioned between the pressure-resistant inspection port inner plug outer wall and the pressure-resistant inspection port inner wall, and the pressure-resistant inspection port inner plug and the pressure-resistant inspection port cover are fixed through a pressure-resistant vertical inspection port pull rod. The utility model aims to ensure the sealing effect of the pressure-resistant vertical inspection port cover under the pushing of water pressure by adopting radial sealing, solve the problem of water flow impact by arranging the pressure-resistant inspection port inner plug for the pressure-resistant inspection port, and facilitate maintenance by arranging the pull rod which penetrates through the pressure-resistant vertical pipe inspection port cover and is glued with the pressure-resistant inspection port inner plug, so that the pressure-resistant inspection port cover is opened and simultaneously pulled out by the pull rod. The utility model mainly solves the problem of poor pressure resistance and sealing performance of the inspection port of the vertical pipe in the prior art.

The application number is: 202020795458.1 Chinese patent utility model: a technical scheme of the plastic inspection port of a fluid pipeline system is as follows: the combined structure of the inspection opening pipe body, the inspection opening, the screw thread, the sealing cover, the plug tongue, the sealing groove, the cover bottom, the plug tongue groove, the U-shaped reinforcing support, the outer wall right-angle reducing sealing ring, the sealing tongue and the protecting wing is adopted. The utility model aims to solve the problems of insufficient bearing capacity of a fluid pipeline inspection port, difficulty in opening after fusion welding, ageing and leakage of glue, easiness in bouncing after compression, incapability of rapidly, timely and effectively opening and recovering sealing, inconvenience in inspection and maintenance of the fluid pipeline, time and labor consumption in the prior art.

The technical scheme provided by the utility model does not solve the technical problems that the installation position of the inspection port of the pipeline system in the prior art is not flexible enough, the inspection port is inconvenient to clean the accumulated foreign matters at the corner position and the delivery position of the pipeline, and the foreign matters are difficult to take out through the inspection port.

Disclosure of Invention

The utility model provides a general type inspection port for a pipeline, which aims at solving the technical problems that the installation position of an inspection port system of the pipeline system in the prior art is not flexible enough, the inspection port is very inconvenient to clean up the foreign matters accumulated at the corner position and the delivery position of a pipeline, and the foreign matters are difficult to take out through the inspection port, and the utility model provides the general type inspection port for the pipeline, which has the technical scheme that:

the utility model provides a general inspection port for a pipeline, which comprises a T-shaped main body, a sleeve and an end cover, wherein the T-shaped main body comprises a cylinder, one end of the cylinder is provided with a rectangular fixing surface, and the outer surface of the other end of the cylinder is provided with external threads for connecting the end cover; the sleeve is sleeved between the rectangular fixing surface and the external thread; the T-shaped main body and the sleeve are tightly pressed by the fit of the internal threads and the external threads of the end cover.

Compared with the prior art, the inspection port provided by the utility model can be arranged at any position of the pipe system, so that the pipeline system can be flexibly provided with the inspection port which is convenient to maintain at some key positions where foreign matters are easy to accumulate according to different use environments and different engineering application cases, and the later maintenance difficulty and the maintenance cost of the pipeline system are reduced.

As a preferred embodiment, the rectangular fixing surface has the same width as the diameter of the cylinder.

As a preferred embodiment, the length of the rectangular fixing surface is 1.2 to 1.5 times the diameter of the cylinder.

As a preferred aspect, the outer surface of the sleeve is hexagonal.

As a preferable scheme, the T-shaped main body further comprises a plurality of rotation stopping ribs, the rotation stopping ribs are arranged between the rectangular fixing surface and the external threads, rotation stopping grooves with the same number as the rotation stopping ribs are formed in the edge of the round hole in the sleeve, and the rotation stopping ribs are embedded with the rotation stopping grooves to limit the rotation of the sleeve.

As a preferable mode, the number of the anti-rotation ribs is set to 4, and the number of the anti-rotation grooves is set to 4.

As a preferable scheme, the T-shaped main body further comprises a plurality of clamping structures, wherein the clamping structures are arranged between the external threads of the anti-rotation ribs, and the axial movement of the sleeve is limited through the clamping structures.

As a preferable mode, the number of the clamping structures is set to 4.

As a preferable scheme, the upper surface and the lower surface of the sleeve are both provided with sealing rings, and one sealing ring is sealed with the pressing surface of the end cover.

As a preferable scheme, the outer surface of the sleeve is hexagonal, each corner of the sleeve is provided with a rotation-stopping square groove, and the rotation-stopping square grooves limit the T-shaped main body to rotate by being matched with a straight screwdriver so as to screw the end cover.

Compared with the prior art, the technical scheme of the utility model has the beneficial effects that:

1. the universal type is strong and the development cost is low. In the prior art, if inspection ports are to be arranged at the corner positions of a pipeline system and the connecting positions of multiple paths, a plurality of problems such as multiple types of accessories, relatively complex construction, higher development investment cost and the like are caused by adding corresponding inspection port accessories. The universal inspection port disclosed by the utility model can be flexibly matched with each component of a pipeline system to form inspection port accessories corresponding to the components, such as a straight inspection port, a 90-degree elbow inspection port, an inclined tee inspection port and the like

2. And the later installation and construction are convenient. Aiming at the condition that the local position is frequently blocked when the pipeline system engineering with the inspection port not arranged at the required position in the earlier stage is used in the later stage, and the inspection port is required to be additionally arranged for cleaning. In the prior art, the local pipeline at the added position is sawn, and then the straight-through fittings are added at the two ends of the replacement pipeline, and the straight-through fittings are connected into the original pipeline system through gluing. The drainage of the upper floor is inconvenient and the construction is troublesome in the construction and glue air drying processes, and the scheme provided by the utility model can be recovered for use only by processing the through holes in the original system and then arranging the fittings, thereby effectively shortening the construction time and improving the construction convenience.

In summary, compared with the existing pipeline inspection port, the pipeline general-purpose inspection port provided by the utility model has obvious advantages in universality, development cost and construction convenience.

Drawings

FIG. 1 is a schematic view of a general inspection port structure for a pipeline according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a T-shaped main body structure according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a sleeve structure according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of an end cap structure according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a general inspection port for a pipeline (FIG. 1);

FIG. 6 is a schematic view of a general inspection port for a pipeline (FIG. 2);

FIG. 7 is a schematic view of a general inspection port for a pipeline (FIG. 3);

FIG. 8 is a diagram (90-degree elbow) illustrating an embodiment of a general inspection port for a pipeline according to an embodiment of the present utility model;

FIG. 9 is a diagram (inclined tee) illustrating an embodiment of a general inspection port for a pipeline according to an embodiment of the present utility model;

reference numerals illustrate: 1. a T-shaped body; 11. a rectangular fixing surface; 12. an external thread; 13. a rotation stopping rib; 14. a clamping structure 2 and a sleeve; 21. a rotation stopping groove; 22. a seal ring; 23. a rotation-stopping square groove; 3. an end cap; 31. an internal thread; 32. and (5) pressing the surface.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the utility model;

it should be understood that the described embodiments are merely some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the embodiments of the present application, are within the scope of the embodiments of the present application.

The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present application as detailed in the accompanying claims. In the description of this application, it should be understood that the terms "first," "second," "third," and the like are used merely to distinguish between similar objects and are not necessarily used to describe a particular order or sequence, nor should they be construed to indicate or imply relative importance. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Furthermore, in the description of the present application, unless otherwise indicated, "a plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. The utility model is further illustrated in the following figures and examples.

The utility model is further illustrated in the following figures and examples.

Example 1

Referring to fig. 1 to 4, a general inspection port for a pipeline comprises a T-shaped main body 1, a sleeve 2 and an end cover 3, wherein the T-shaped main body 1 comprises a cylinder, one end of the cylinder is provided with a rectangular fixing surface 11, and the outer surface of the other end of the cylinder is provided with an external thread 12 for connecting the end cover; the sleeve 2 is sleeved between the rectangular fixing surface 11 and the external thread 12; the inside of the end cover 3 is provided with an internal thread 31, and the T-shaped main body 1 and the sleeve 2 are tightly pressed by the matching of the internal thread 31 of the end cover 3 and the external thread 12.

Example 2

Referring to fig. 1 to 9, a general inspection port for a pipeline comprises a T-shaped main body 1, a sleeve 2 and an end cover 3, wherein the T-shaped main body 1 comprises a cylinder, one end of the cylinder is provided with a rectangular fixing surface 11, and the outer surface of the other end of the cylinder is provided with an external thread 12 for connecting the end cover; the sleeve 2 is sleeved between the rectangular fixing surface 11 and the external thread 12; the inside of the end cover 3 is provided with an internal thread 31, and the T-shaped main body 1 and the sleeve 2 are tightly pressed by the matching of the internal thread 31 of the end cover 3 and the external thread 12.

In a specific embodiment, the rectangular fixing surface 11 has the same width as the cylinder diameter.

In a specific embodiment, the outer surface of the sleeve 2 is hexagonal.

In a specific embodiment, the T-shaped main body 1 further includes a plurality of rotation stopping ribs 13, the rotation stopping ribs 13 are disposed between the rectangular fixing surface 11 and the external thread 12, the edge of the circular hole inside the sleeve 2 is provided with rotation stopping grooves 21 with the same number as the rotation stopping ribs 13, and the rotation stopping ribs 13 are engaged with the rotation stopping grooves 21 to limit the rotation of the sleeve 2.

In a specific embodiment, the number of the anti-rotation ribs 13 is set to 4, and the number of the anti-rotation grooves 21 is set to 4.

In a specific embodiment, the T-shaped body 1 further includes a plurality of detent structures 14, and the detent structures 14 are disposed between the external threads 12 of the anti-rotation ribs 13, and the axial movement of the sleeve 2 is limited by the detent structures 14.

In a specific embodiment, the number of the detent structures 14 is set to 4.

In a specific embodiment, the upper surface and the lower surface of the sleeve 2 are provided with sealing rings 22, wherein one sealing ring 22 forms a seal with the pressing surface 32 of the end cap 3.

In a specific embodiment, the outer surface of the sleeve 3 is hexagonal, each corner of the sleeve is provided with a rotation-stopping square groove 23, and the rotation-stopping square grooves 23 limit the rotation of the T-shaped main body 1 to screw the end cover 3 through being matched with a straight screwdriver.

In specific applications, please refer to fig. 5 to fig. 7, only the position of the inspection opening to be added on the pipeline needs to be firstly processed to be capable of vertically penetrating through the through hole of the T-shaped main body 1, and the T-shaped main body 1 is vertically inserted into the pipeline, then the T-shaped main body 1 is rotated to be in the horizontal direction, the external threaded end of the cylinder extends out of the pipeline and is connected with the sleeve 2 in a jogged manner, then the sleeve 2 is fixed, the end cover 3 is rotated, and the movable gap of the sleeve 2 is continuously reduced along with the continuous screwing of the threads until the sealing rings 23 of the two end surfaces of the sleeve 2 are respectively matched with the outer wall of the pipeline and the compression surface 32 of the end cover 3 to form a seal, thereby realizing the loose joint sealing of the through hole of the pipeline. In practical engineering application, the through holes can be machined and the universal inspection port can be installed at some positions which are easy to be blocked, such as corner positions and connecting positions of multiple channels, so that the maintenance difficulty of dredging the pipeline in the later stage is greatly reduced.

Further, referring to fig. 8 and 9, in a specific engineering application, a through hole is first machined on a pipe to be additionally provided with an inspection port (the through hole can pass through the vertically-arranged T-shaped main body 1, but when the T-shaped main body 1 is axially arranged, the diameter of the through hole is smaller than the long axis of the T-shaped main body 1), then the through hole is vertically arranged to penetrate into the T-shaped main body 1, the inspection port is extended out of the through hole by rotating the T-shaped main body 1, then the sleeve 2 is sleeved into the outer wall T-shaped main body 1, one end surface of the sleeve 2 is in contact with the outer wall of the pipe, then the anti-rotation rib 13 is fixedly embedded into the T-shaped main body 1 with the anti-rotation groove 21, then the rotation of the T-shaped main body 1 is limited by limiting the rotation of the sleeve 2 (a wrench or a straight screwdriver is used to be matched with a square groove to limit the rotation of the sleeve 2), and the sleeve 2 is screwed into the end cover 3 until a sealing ring 22 of the sleeve 2 is in a corresponding pipe outer wall and a compression surface 32 of the end cover 3 to form a seal. The fitting can be used in combination with existing square tubing and fittings thereof to form straight through inspection ports, 90 ° inspection ports, angled tee inspection port fittings, and the like.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The utility model provides a general type inspection port of pipeline, its characterized in that includes T type main part (1), sleeve (2) and end cover (3), T type main part (1) include the drum, be equipped with rectangle stationary plane (11) in drum one end, the external surface of the other end is equipped with external screw thread (12) that are used for connecting the end cover; the sleeve (2) is sleeved between the rectangular fixing surface (11) and the external thread (12); the T-shaped main body (1) and the sleeve (2) are tightly pressed by the cooperation of the internal threads (31) of the end cover (3) and the external threads (12).

2. A general purpose inspection port for pipes according to claim 1, characterized in that the rectangular fixing surface (11) has the same width as the diameter of the cylinder.

3. A general purpose inspection port for pipes according to claim 1, characterized in that the rectangular fixing surface (11) has a length of 1.2 to 1.5 times the diameter of the cylinder.

4. A general purpose inspection port for pipes according to claim 1, characterized in that the outer surface of the sleeve (2) is hexagonal.

5. The universal inspection port for pipelines according to claim 4, wherein the T-shaped main body (1) further comprises a plurality of rotation stopping ribs (13), the rotation stopping ribs (13) are arranged between the rectangular fixing surface (11) and the external threads (12), rotation stopping grooves (21) with the same number as the rotation stopping ribs (13) are arranged at the edges of round holes inside the sleeve (2), and the rotation stopping ribs (13) are embedded with the rotation stopping grooves (21) to limit the rotation of the sleeve (2).

6. A general type inspection port for pipes according to claim 5, characterized in that the number of the rotation stopping ribs (13) is set to 4, and the number of the rotation stopping grooves (21) is set to 4.

7. A general type inspection port for pipelines according to claim 6, characterized in that said T-shaped body (1) further comprises a plurality of detent structures (14), said detent structures (14) being provided between said external threads (12) of said anti-rotation bars (13), the axial movement of the sleeve (2) being limited by said detent structures (14).

8. A general pipeline inspection port according to claim 7, characterized in that the number of detent structures (14) is set to 4.

9. A universal inspection port for pipes as claimed in claim 8 wherein the upper and lower surfaces of the sleeve (2) are provided with sealing rings (22), one of the sealing rings (22) forming a seal with the compression face (32) of the end cap (3).

10. A universal inspection port for pipes as set forth in claim 9 wherein the outer surface of the sleeve (2) is hexagonal, each corner of the sleeve is provided with a rotation-stopping square groove (23), the rotation-stopping square grooves (23) limit the rotation of the T-shaped body (1) by cooperating with a straight screwdriver to screw the end cap (3).