Pipeline joint sealing tool

Abstract

The utility model relates to the technical field of pipeline sealing tools, in particular to a pipeline joint sealing tool which comprises a tool frame and a pipeline joint arranged on the rear side of the tool frame, a plug is fixedly installed at the rear end of the tool frame, an annular base is fixedly arranged at the rear end of the outer side of the plug in a sleeved mode, a groove is formed in the surface of the rear side of the plug, and the annular base is fixedly connected with the pipeline joint. The pipeline joint sealing tool comprises a pipeline joint and a plug, a groove is formed in the front side of the pipeline joint, a sealing compression spring and a sealing ring block are arranged in the groove, a protruding block is fixedly installed on the front side of the pipeline joint, and a quick connecting mechanism is arranged between the pipeline joint and the plug. When the pipeline joint and the plug are fixed, the positioning column is in contact with the positioning hole, and the limiting contact between the locking block and the movable ring block is realized under the eccentric rotation of the locking block, so that the purpose of quickly fixing the pipeline joint and the plug is achieved, the mounting time and difficulty of mounting personnel are effectively reduced, and the subsequent use is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline sealing tooling, in particular to a pipeline joint sealing tooling. Background Art

[0002] During the use of pipelines, the pipelines need to be tested for air tightness and the pipeline joints need to be sealed using sealing tools.

[0003] A type of pipe joint sealing tool currently in use mostly relies on bolts to fix the pipe joint and the plug. The operation process of this installation method is too cumbersome, which increases the time and difficulty of installation and disassembly, and is not conducive to subsequent use. At the same time, the pipe joint and the plug rely on a sealing ring to achieve sealing. The sealing ring is easily offset during installation, which makes it impossible for the sealing surface to fully fit, affecting the sealing effect between the pipe joint and the plug.

[0004] In summary, the present invention solves the problems in the above-mentioned background technology by designing a pipe joint sealing tool. Utility Model Content

[0005] The purpose of the utility model is to provide a pipe joint sealing tool to solve the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A pipe joint sealing tool comprises a tool frame and a pipe joint arranged at the rear side of the tool frame, a plug is fixedly mounted on the rear end of the tool frame, an annular seat is fixedly sleeved on the outer rear end of the plug, a groove is formed on the rear surface of the plug, a sealing compression spring and a sealing ring block are respectively arranged inside the groove, a protrusion is fixedly mounted on the front side of the pipe joint, and a quick connection mechanism is provided between the pipe joint and the plug;

[0008] The quick-connect mechanism includes a fixed ring block, a limiting ring block and a movable ring block. The fixed ring block is fixedly sleeved on the outer surface of the plug, a positioning column is fixedly installed on the rear side of the fixed ring block, and a locking block is eccentrically rotated on the rear side of the positioning column. The limiting ring block is fixedly sleeved on the outer surface of the pipe joint, and the movable ring block is slidingly sleeved on the outer surface of the pipe joint. A positioning hole is provided on the front side surface of the movable ring block.

[0009] As a preferred solution of the present invention, the inner wall of the annular seat is provided with a rubber pad, and the annular seat contacts the outer surface of the pipe joint through the rubber pad.

[0010] As a preferred solution of the present invention, the outer surface of the protrusion is in contact with the inner wall of the groove.

[0011] As the preferred scheme of the utility model, the sealing compression spring is annular equidistantly distributed about the inner wall of the groove, one end of the sealing compression spring is fixedly contacted with the front inner wall of the groove, and the other end thereof is fixed with the front side of the sealing ring block, and the outer side surface of the sealing ring block is sealingly and slidably connected with the inner wall of the groove.

[0012] As the preferred scheme of the utility model, the rear side surface of the limiting ring block is contacted with the front side surface of the moving ring block, and the outer side surface of the limiting ring block is not contacted with the outer side surface of the positioning column.

[0013] As the preferred scheme of the utility model, the positioning column is symmetrically arranged about the rear side central axis of the fixed ring block, the positioning hole is correspondingly arranged with the positioning column, and the inner wall of the positioning hole is fitted with the outer side surface of the positioning column.

[0014] As the preferred scheme of the utility model, the vertical sectional shape of the locking block is consistent with the positioning column, and the front side surface of the locking block is tightly contacted with the rear side surface of the moving ring block.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] 1. In the utility model, the pipe joint sealing tool is provided, the structure design of the quick connecting mechanism is utilized, the positioning column is contacted with the positioning hole under the combination of the positioning column and the moving ring block, the limiting contact between the locking block and the moving ring block is realized under the eccentric rotation of the locking block, the purpose of quickly fixing the pipe joint and the plug is achieved, the installation time and difficulty of the installation personnel are effectively reduced, and the subsequent use is facilitated.

[0017] 2. In the utility model, the pipe joint sealing tool is provided, the structure design of the convex block, the groove, the sealing compression spring and the sealing ring block is utilized, the positioning alignment between the pipe joint and the plug is realized under the sealing contact of the convex block and the groove, the sealing compression spring is compressed and generates radial force when the pipe joint is connected with the plug, the sealing ring block slides along the inner wall of the groove and forms the sealing contact with the convex block, the sealing effect between the pipe joint and the plug is improved, and the air tightness test requirement of the pipeline is met. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the whole structure schematic view of the utility model;

[0019] Figure 2 It is the structure schematic view when the sealing ring block is separated from the groove of the utility model;

[0020] Figure 3 It is the structure schematic view when the convex block is separated from the pipe joint of the utility model;

[0021] Figure 4 Figure 1 is a structural diagram of a mobile ring block of the utility model.

[0022] In the figure: 1, tooling frame; 2, pipe joint; 201, protruding block; 3, plug; 301, annular seat; 302, groove; 303, sealing compression spring; 304, sealing ring block; 4, quick connecting mechanism; 401, fixed ring block; 402, limiting ring block; 403, mobile ring block; 404, positioning column; 405, locking block; 406, positioning hole. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described below in conjunction with the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] In order to facilitate understanding of the utility model, the utility model will be more fully described below in conjunction with relevant drawings. Several embodiments of the utility model are given. However, the utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0025] It should be noted that when an element is referred to as being "fixedly attached" to another element, it can be directly on the other element or there can be intervening elements. When an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements can be present. As used herein the terms "on", "above", "upper", "lower", "under", and "below" are used for descriptive purposes in reference to the figures, and are not meant to be limiting.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0027] Embodiments, please see Figures 1-4 The utility model provides a technical scheme:

[0028] The utility model provides a pipeline joint sealing frock, including frock frame 1 and the pipeline joint 2 of setting in the rear side of frock frame 1, the rear end of frock frame 1 is fixedly installed with the plug 3, the outside rear end of plug 3 is fixedly covered with annular seat 301, the rear side surface of plug 3 is seted with recess 302, the inside of recess 302 is provided with sealing compression spring 303 and sealing ring block 304 respectively, the front side of pipeline joint 2 is fixedly installed with lug 201, and quick -witted mechanism 4 is seted between pipeline joint 2 and plug 3,

[0029] Specifically, the inner wall of the annular seat 301 is provided with a rubber pad, and it is in contact with the outer surface of the pipeline joint 2 through the rubber pad;

[0030] In this embodiment, the annular seat 301 strengthens the connection effect between the pipeline joint 2 and the frock frame 1 through the rubber pad.

[0031] Specifically, the outer surface of the lug 201 is in contact with the inner wall of the recess 302, the sealing compression spring 303 is annularly and equidistantly distributed about the inner wall of the recess 302, one end of the sealing compression spring 303 is in fixed contact with the front inner wall of the recess 302, and the other end thereof is fixed to the front side of the sealing ring block 304, and the outer surface of the sealing ring block 304 is in sealing and sliding connection with the inner wall of the recess 302.

[0032] In this embodiment, the lug 201 is mainly used to form aligned contact with the recess 302, so as to facilitate the positioning contact between the pipeline joint 2 and the plug 3. The sealing compression spring 303 is compressed when the pipeline joint 2 is connected with the plug 3. The sealing compression spring 303 generates radial force when compressed, so that the sealing ring block 304 is tightly attached to the inner wall of the recess 302 and tightly attached to the lug 201, forming a seal and effectively preventing gas leakage, which facilitates subsequent air tightness testing.

[0033] In this embodiment, please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , the quick -witted mechanism 4 includes a fixed ring block 401, a limiting ring block 402 and a movable ring block 403, the fixed ring block 401 is fixedly covered on the outer surface of the plug 3, the fixed ring block 401 is fixedly installed with a positioning column 404 at the rear side, the rear side of the positioning column 404 is eccentrically rotatably provided with a locking block 405, the limiting ring block 402 is fixedly covered on the outer surface of the pipeline joint 2, the movable ring block 403 is slidably covered on the outer surface of the pipeline joint 2, and the front surface of the movable ring block 403 is provided with a positioning hole 406;

[0034] Specifically, the rear side surface of the limiting ring block 402 is in contact with the front side surface of the moving ring block 403, the outer side surface of the limiting ring block 402 is not in contact with the outer side surface of the positioning column 404, the positioning column 404 is symmetrically arranged about the rear side central axis of the fixed ring block 401, the positioning hole 406 is correspondingly arranged with the position of the positioning column 404, the inner wall of the positioning hole 406 is in close fit with the outer side surface of the positioning column 404, the vertical sectional shape of the locking block 405 is consistent with the positioning column 404, and the front side surface of the locking block 405 is in close fit with the rear side surface of the moving ring block 403.

[0035] In the embodiment, the limiting ring block 402 is mainly used for limiting the position of the moving ring block 403, the position of the moving ring block 403 can be positioned under the contact of the positioning column 404 and the positioning hole 406, the locking block 405 is eccentrically rotated to form frictional contact between the locking block 405 and the rear side surface of the moving ring block 403, the moving ring block 403 is fixed, and the pipe joint 2 and the plug 3 are stably contacted, so that the installer can seal the pipe joint 2.

[0036] The working process of the utility model: when the pipe joint sealing tool is used, the moving ring block 403 is moved first, and is slid along the outer side surface of the pipe joint 2 and is in contact with the rear side surface of the limiting ring block 402, then the pipe joint 2 and the plug 3 are close and contacted under the contact of the positioning hole 406 and the positioning column 404, then the locking block 405 is eccentrically rotated, the locking block 405 is in contact with the rear side surface of the moving ring block 403, the pipe joint 2 and the plug 3 are stably connected, in the connecting process, the convex block 201 is moved along the inner wall of the groove 302 and is in contact with the sealing ring block 304, the sealing ring block 304 is gradually compressed under the pushing of the convex block 201, the sealing compression spring 303 in the compressed state gradually generates elastic force, the sealing ring block 304 and the convex block 201 are in sealing contact under the action of the force, the sealing effect between the pipe joint 2 and the plug 3 is ensured, and the needs of the user are met.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pipe joint sealing tooling comprising a tooling frame (1) and a pipe joint (2) arranged at the rear side of the tooling frame (1), characterized in that: A plug (3) is fixedly mounted on the rear end of the tooling frame (1); an annular seat (301) is fixedly sleeved on the outer rear end of the plug (3); a groove (302) is provided on the rear surface of the plug (3); a sealing compression spring (303) and a sealing ring block (304) are respectively provided inside the groove (302); a convex block (201) is fixedly mounted on the front side of the pipe joint (2); and a quick-connect mechanism (4) is provided between the pipe joint (2) and the plug (3); The quick-connect mechanism (4) comprises a fixed ring block (401), a limiting ring block (402) and a movable ring block (403); the fixed ring block (401) is fixedly sleeved on the outer surface of the plug (3); a positioning column (404) is fixedly installed on the rear side of the fixed ring block (401); a locking block (405) is eccentrically rotated and arranged on the rear side of the positioning column (404); the limiting ring block (402) is fixedly sleeved on the outer surface of the pipe joint (2); the movable ring block (403) is slidably sleeved on the outer surface of the pipe joint (2); and a positioning hole (406) is provided on the front side surface of the movable ring block (403).

2. A pipe joint sealing kit according to claim 1, wherein: The inner wall of the annular seat (301) is provided with a rubber pad, and the annular seat (301) contacts the outer surface of the pipe joint (2) through the rubber pad.

3. A pipe joint sealing kit according to claim 1, wherein: The outer surface of the protrusion (201) is in contact with the inner wall of the groove (302).

4. A pipe joint sealing kit according to claim 1, wherein: The sealing compression spring (303) is distributed in an annular manner with equal distances with respect to the inner wall of the groove (302), one end of the sealing compression spring (303) is fixedly contacted with the front inner wall of the groove (302), and the other end thereof is fixed with the front side of the sealing ring block (304), and the outer surface of the sealing ring block (304) is sealingly and slidingly connected with the inner wall of the groove (302).

5. A pipe joint sealing kit according to claim 1, wherein: The rear side surface of the limiting ring block (402) contacts the front side surface of the moving ring block (403), and the outer side surface of the limiting ring block (402) does not contact the outer side surface of the positioning column (404).

6. A pipe joint sealing kit according to claim 1, wherein: The positioning column (404) is arranged symmetrically with respect to the rear center axis of the fixed ring block (401), the positioning hole (406) and the positioning column (404) are arranged in a corresponding position, and the inner wall of the positioning hole (406) is in contact with the outer surface of the positioning column (404).

7. A pipe joint sealing kit according to claim 1, wherein: The vertical cross-sectional shape of the locking block (405) is consistent with that of the positioning column (404), and the front side surface of the locking block (405) is in close contact with the rear side surface of the moving ring block (403).

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