CN212273332U

CN212273332U - Flange joint structure for stainless steel pipe

Info

Publication number: CN212273332U
Application number: CN202020379350.4U
Authority: CN
Inventors: 黄展鹏
Original assignee: Shanghai Baoding Machinery Manufacturing Co ltd
Current assignee: Baomaote Shanghai Intelligent Engineering Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2021-01-01
Anticipated expiration: 2030-03-23

Abstract

The utility model relates to a pipeline installation technical field, concretely relates to flange joint design for nonrust steel pipe, including flange joint, screw hole, excessive joint, supporting component includes the mount pad, supports cover, flexible post, adjusting device. The utility model has the advantages that: the first annular bulge and the second annular bulge are connected, so that the two flange joints are connected through a transition joint, and when the stainless steel pipeline is vibrated, the vibration acting force on the two flange joints is buffered through the buffering of the transition joint; the annular convex block is clamped in the positioning groove, so that the installation precision of the stainless steel pipeline is high; set up supporting component, can support fixed cover to support the stainless steel pipeline, reduce the stainless steel pipeline and produce the deformation under self action of gravity.

Description

Flange joint structure for stainless steel pipe

Technical Field

The utility model relates to a pipeline installation technical field, concretely relates to flange joint design for nonrust steel pipe.

Background

Stainless steel pipeline generally connects through the coupling when the installation, promptly, a flange joint is respectively installed to the looks remote site of two stainless steel pipelines, and two flange joints are connected through the screw, and this kind of mode makes the stainless steel pipeline installation comparatively convenient, but when two stainless steel pipelines received vibrations, very big probably can make the screw that the flange connects not hard up, and then influences the sealing performance of flange joint junction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that exists among the prior art, provide a flange joint design for nonrust steel pipe, it can realize solving prior art's problem to a certain extent at least.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a flange joint structure for a stainless steel pipe comprises two flange joints, wherein each flange joint comprises a coaxial fixing ring and a first annular bulge extending from one end of the fixing ring to the radial outer side of the fixing ring, the flange joint is coaxially provided with a threaded hole for screwing the threads of the stainless steel pipe, the two flange joints are jointly connected with a transition joint, the transition joint comprises a tubular fixing sleeve and a second annular bulge extending from two ends of the fixing sleeve to the radial outer side of the fixing sleeve, the inside of the fixing sleeve is communicated with the threaded hole, the two first annular bulges and the two second annular bulges are respectively, the fixing sleeve is provided with a supporting component for supporting the fixing sleeve, the supporting component comprises a mounting seat mounted on the ground, a supporting sleeve is vertically arranged on the mounting seat, and a telescopic column is penetrated through the coaxial gap on the supporting sleeve, the telescopic column penetrates through one end of the supporting sleeve to be connected to the fixing sleeve, and the fixing sleeve is driven by the adjusting device to vertically move.

As a further optimization of the above technical solution, the threaded hole is a pipe thread.

As a further optimization of the above technical solution, a plurality of screw through holes are provided on the mounting seat.

As a further optimization of the technical scheme, a plurality of reinforcing ribs extending to the support sleeve are arranged on the mounting seat.

As a further optimization of the technical scheme, a hinged support is arranged on the circumferential surface of the fixed sleeve, and the upper end of the telescopic column is pivoted with the hinged support through a mounting pivot.

As a further optimization of the above technical solution, the adjusting device includes a threaded sleeve rotatably sleeved on the upper end of the support sleeve, and the threaded sleeve is threadedly sleeved on the telescopic column.

As a further optimization of the above technical solution, a hollow stepped shaft is coaxially arranged at the upper end of the support sleeve, and a clamping groove for clamping the stepped shaft and capable of freely rotating is coaxially arranged on the corresponding threaded sleeve.

As a further optimization of the above technical solution, the first annular protrusion is coaxially provided with an annular protrusion extending to an axial outer side thereof, and the corresponding second annular protrusion is provided with a positioning groove for slidably engaging the annular protrusion.

The utility model has the advantages that: the first annular bulge and the second annular bulge are connected, so that the two flange joints are connected through a transition joint, and when the stainless steel pipeline is vibrated, the vibration acting force on the two flange joints is buffered through the buffering of the transition joint; the annular convex block is clamped in the positioning groove, so that the installation precision of the stainless steel pipeline is high; set up supporting component, can support fixed cover to support stainless steel pipeline, reduce stainless steel pipeline and produce under self action of gravity and warp, set up adjusting device simultaneously, can adjust the height of fixed cover, and then adjust stainless steel pipeline's mounting height, further improve stainless steel pipeline's installation accuracy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the three-dimensional structure of FIG. 1;

FIG. 3 is an exploded view of the perspective structure of FIG. 1;

FIG. 4 is a schematic cross-sectional view of the three-dimensional structure of the thread bushing of the present invention;

the reference numerals are explained below:

1-screw through hole, 2-reinforcing rib, 3-mounting seat, 4-supporting sleeve, 5-thread sleeve, 6-telescopic column, 7-hinged seat, 8-second annular bulge, 9-fixing sleeve, 10-first annular bulge, 11-fixing ring, 12-thread hole, 13-positioning groove, 14-annular lug, 15-stepped shaft and 16-clamping groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, fig. 1-4 show a flange joint structure for stainless steel pipes, which includes two flange joints, where the flange joints include a coaxial fixing ring 11 and a first annular protrusion 10 extending from one end of the fixing ring 11 to the radial outer side thereof, the flange joints are coaxially provided with a threaded hole 12 for screwing the stainless steel pipe, the two flange joints are commonly connected with a transition joint, the transition joint includes a tubular fixing sleeve 9 and a second annular protrusion 8 extending from two ends of the fixing sleeve 9 to the radial outer side thereof, the inside of the fixing sleeve 9 is communicated with the threaded hole 12, the two first annular protrusions 10 are respectively connected with the two second annular protrusions 8, the fixing sleeve 9 is provided with a supporting assembly for supporting the fixing sleeve, and the supporting assembly includes a mounting base 3 mounted on the ground, the vertical supporting sleeve 4 that is equipped with on the mount pad 3, support and wear to be equipped with a flexible post 6 in the coaxial clearance on the cover 4, flexible post 6 wears out to support 4 one end of cover and connects on fixed cover 9 and it drives its vertical removal by adjusting device.

The threaded hole 12 is a pipe thread, and the pipe thread form has good sealing performance.

The mounting base 3 is provided with a plurality of screw through holes 1, and the mounting base 3 is mounted on the ground by penetrating external screws/bolts through the screw through holes 1.

The mounting base 3 is provided with a plurality of reinforcing ribs 2 extending to the support sleeve 4, which is beneficial to increasing the rigidity of the support sleeve 4.

The peripheral surface of the fixed sleeve 9 is provided with a hinged support 7, the upper end of the telescopic column 6 is pivoted with the hinged support 7 through an installation pivot, so that the stainless steel pipeline can be installed at a certain angle, and meanwhile, the support sleeve 4 is used for supporting the pipeline well.

The adjusting device comprises a threaded sleeve 5 which is rotatably sleeved on the upper end of a support sleeve 4, and is specific, a hollow stepped shaft 15 is coaxially arranged at the upper end of the support sleeve 4 and corresponds to the threaded sleeve 5, a clamping groove 16 which is used for clamping the stepped shaft 15 and can rotate freely is coaxially arranged on the threaded sleeve 5, the stepped shaft 15 rotates in the clamping groove 16 and is limited, the threaded sleeve 5 is rotatably connected to the support sleeve 4, the threaded sleeve 5 is sleeved on a telescopic column in a threaded manner, the telescopic column 1 is driven to vertically move through rotation of the threaded sleeve 5, and the installation height of the stainless steel pipeline can be adjusted after the stainless steel pipeline is installed.

The first annular bulge 10 is coaxially provided with an annular bump 14 extending towards the axial outer side of the first annular bulge, the corresponding second annular bulge 8 is provided with a positioning groove 13 for the sliding fit and clamping of the annular bump 14, and the annular bump 14 is clamped and positioned in the positioning groove 13, so that the two flange joints have good coaxiality, and further the two stainless steel pipelines are sealed well.

The utility model discloses when using: make the external screw thread structure with the one end of stainless steel pipeline, and the screw thread closes at the screwed hole of flange joint soon, carry out screwed connection with two first annular bulges and second annular bulges in proper order again, install the mount pad through expansion bolts \ screw on ground (or other faces of placing), when the mounting height of stainless steel pipeline needs the adjustment, directly utilize the instrument to rotate the thread bush, the thread bush rotates to be connected on the supporting sleeve and thread bush screw suit is on flexible post, along with the rotation of thread bush this moment, flexible post will vertical removal, thereby make the mounting height of stainless steel pipeline adjust, in addition when the installation face of mount pad is the inclined plane, rotate along its and hinged joint of free bearing through flexible post, make the mount pad can adapt to the inclined plane and then support the pipeline.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a flange joint structure for nonrust steel pipe, its characterized in that includes two flange joints, the flange joint includes coaxial solid fixed ring (11) and by first annular bulge (10) that solid fixed ring (11) one end extended to its radial outside, the coaxial screw hole (12) that supply nonrust steel pipe screw thread to close that are equipped with on the flange joint, two connect a transition joint jointly on the flange joint, transition joint includes a pipy fixed cover (9) and by second annular bulge (8) of fixed cover (9) both ends to its radial outside extension, fixed cover (9) inside link up with screw hole (12), two first annular bulge (10) respectively with two second annular bulges (8), be equipped with the supporting component who is used for supporting it on fixed cover (9), the supporting component is including installing mount pad (3) on ground, the vertical supporting sleeve (4) that is equipped with on mount pad (3), support and wear to be equipped with a flexible post (6) in cover (4) coaxial gap, flexible post (6) are worn out and are supported cover (4) one end and connect on fixed cover (9) and it drives its vertical removal by adjusting device.

2. A flange joint construction for stainless steel pipes according to claim 1 characterized in that the threaded holes (12) are pipe threads.

3. A flange joint structure for stainless steel pipes according to claim 1, characterized in that the mounting seat (3) is provided with a plurality of screw through holes (1).

4. A flange joint structure for stainless steel pipes according to claim 1, characterized in that the mounting base (3) is provided with a plurality of reinforcing ribs (2) extending to the support sleeve (4).

5. The flange joint structure for stainless steel pipes according to claim 1, wherein a hinge base (7) is provided on the circumferential surface of the fixing sleeve (9), and the upper end of the telescopic column (6) is pivotally connected to the hinge base (7) by a mounting pivot.

6. A flange joint structure for stainless steel pipes according to claim 1, wherein the adjusting device comprises a threaded sleeve (5) rotatably mounted on the upper end of the support sleeve (4), and the threaded sleeve (5) is threadedly mounted on the telescopic column (6).

7. The flange joint structure for stainless steel pipes according to claim 6, wherein a hollow stepped shaft (15) is coaxially disposed at the upper end of the supporting sleeve (4), and a slot (16) for the stepped shaft (15) to engage and rotate freely is coaxially disposed on the corresponding threaded sleeve (5).

8. A flange joint structure for stainless steel pipes according to claim 1, wherein the first annular protrusion (10) is coaxially provided with an annular protrusion (14) extending to the outside in the axial direction thereof, and the corresponding second annular protrusion (8) is provided with a positioning groove (13) for slidably engaging with the annular protrusion (14).