CN213420287U

CN213420287U - Reinforced damping type bellows expansion joint

Info

Publication number: CN213420287U
Application number: CN202022114538.9U
Authority: CN
Inventors: 黄锐
Original assignee: Jiangsu Baoxinlai Pipeline Complete Equipment Co ltd
Current assignee: Jiangsu Baoxinlai Pipeline Complete Equipment Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-06-11
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a strengthen shock-proof type bellows expansion joint relates to damping device technical field. The utility model comprises a bellows expansion joint, a shock absorption bracket and a supporting platform; the expansion joint of the corrugated pipe is clamped and matched with the damping bracket; the shock absorption bracket comprises an annular plate; the circumferential side surface of the annular plate is provided with an angular plate; the inner wall of the annular plate is symmetrically provided with clamping plates; a plurality of first springs are symmetrically arranged on the bottom surface of the angular plate; the damping support is fixedly connected with the supporting platform through a first spring. The utility model discloses a cardboard of annular plate inner wall blocks the otic placode, and it is fixed to carry out spot welding, has prevented that the support frame from damaging the emergence of pipeline wall, and annular plate and angular plate are through first spring fixed connection, play the cushioning effect, through set up the second spring in pull rod week side, tentatively judge bellows expansion joint deformation degree through the deformation degree of second spring, play the cushioning effect simultaneously, provide preliminary and direct foundation for maintenance work.

Description

Reinforced damping type bellows expansion joint

Technical Field

The utility model belongs to the technical field of damping device, especially, relate to an strengthen shock-proof type bellows expansion joint.

Background

Bellows expansion joints are also conventionally called compensators, or expansion joints. It is composed of bellows (an elastic element) and its working body, end pipe, support, flange and guide pipe. The expansion joint is a flexible structure provided on the vessel shell or pipe in order to compensate for additional stresses due to temperature differences and mechanical vibrations. The effective telescopic deformation of the working body corrugated pipe is utilized to absorb the dimensional change of pipelines, conduits, containers and the like caused by expansion and contraction due to heat and the like or compensate the axial, transverse and angular displacement of the pipelines, the conduits, the containers and the like. The compensator is arranged on the pipeline to compensate the thermal extension of the pipeline, thereby reducing the stress of the pipeline wall and the acting force acting on the valve member or the bracket structure.

To large-scale industrial equipment pipeline, because the pipeline is suspended in the air, bellows expansion joint is as a flexible construction on the pipeline, generally need adopt the support frame to support to prevent that the junction from appearing warping, current support frame is usually fixed with both ends pipeline and supports, and this kind of fixed mode has the risk of wearing and tearing pipeline and does not possess shock-absorbing function, and when overhauing bellows expansion joint, is difficult for judging its deformation degree, can't tentatively judge the security of bellows expansion joint promptly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a strengthen shock-proof type bellows expansion joint, the cardboard through the annular plate inner wall catches the otic placode card, it is fixed to carry out spot welding, prevent that the support frame from damaging the emergence of pipeline wall, the annular plate passes through first spring fixed connection with the angular plate, play the cushioning effect, through setting up the second spring in pull rod week side, can tentatively judge the deformation degree of bellows expansion joint all directions through the deformation degree of second spring, play the cushioning effect simultaneously, the current problem has been solved.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a reinforced damping type bellows expansion joint, which comprises a bellows expansion joint, a damping bracket and a supporting platform; the corrugated pipe expansion joint is clamped and matched with the damping support; the shock absorbing mount comprises an annular plate; the circumferential side surface of the annular plate is provided with an angular plate; the inner wall of the annular plate is symmetrically provided with clamping plates; a plurality of first springs are symmetrically arranged on the bottom surface of the angular plate; the damping support is fixedly connected with the supporting platform through a first spring.

Further, the bellows expansion joint comprises a first flange, an end tube and a tube wave; the surface of the first flange plate is provided with a plurality of first mounting holes in a circumferential array; a plurality of lug plates are symmetrically arranged on the peripheral side surface of the first flange plate; and a second mounting hole is formed in the surface of the lug plate.

Furthermore, mounting channels are symmetrically formed in the upper surface of the supporting platform; the inner bottom surface of the installation channel is fixedly connected with the other end of the first spring.

Furthermore, the two first mounting holes are in threaded rotary connection with a pull rod; the peripheral side surface of the pull rod is in threaded rotation connection with a nut; and a second spring is arranged on the peripheral side surface of the pull rod.

Further, the second mounting hole is fixedly connected with a pipeline assembly in a threaded manner; the conduit assembly comprises a conduit; a second flange component is arranged at one end of the pipeline; a plurality of third mounting holes are formed in the surface of the second flange component in a circumferential array; and the third mounting hole is fixedly connected with the second mounting hole through a fastening bolt assembly.

The utility model discloses following beneficial effect has:

the utility model uses the clamping plate on the inner wall of the annular plate to clamp the lug plate for spot welding fixation, thereby preventing the support frame from damaging the pipeline wall, and the annular plate and the angular plate are fixedly connected through the first spring to play a role in shock absorption; through set up the second spring in pull rod week side, can tentatively judge the deformation degree of bellows expansion joint each direction through the deformation degree of second spring, play the cushioning effect simultaneously, provide preliminary and direct foundation for maintenance work.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

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 structural view of the reinforced shock-absorbing bellows expansion joint of the present invention;

fig. 2 is a schematic structural view of the bellows expansion joint of the present invention;

FIG. 3 is a schematic structural view of the shock absorbing bracket of the present invention;

fig. 4 is a schematic structural view of the support platform of the present invention;

fig. 5 is a schematic structural diagram of the pipe assembly of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-bellows expansion joint, 2-shock absorption bracket, 3-supporting platform, 4-pull rod, 5-second spring, 6-pipeline component, 7-fastening bolt component, 101-first flange plate, 102-end pipe, 103-pipe wave, 104-first mounting hole, 105-lug plate, 106-second mounting hole, 201-annular plate, 202-angular plate, 203-clamping plate, 204-first spring, 301-mounting channel, 401-nut, 601-pipeline, 602-second flange component and 603-third mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that 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.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "side", "top", "bottom", "surface", "inner", "peripheral side", and the like indicate positional or positional relationships for convenience of description, and are not intended to indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention relates to a reinforced damping type bellows expansion joint, which comprises a bellows expansion joint 1, a damping bracket 2 and a supporting platform 3; the corrugated pipe expansion joint 1 is in clamping fit with the damping support 2; the shock-absorbing mount 2 includes an annular plate 201; the circumferential side surface of the annular plate 201 is provided with an angular plate 202; the inner wall of the annular plate 201 is symmetrically provided with clamping plates 203; a plurality of first springs 204 are symmetrically arranged on the bottom surface of the angle plate 202; the damping support 2 is fixedly connected with the supporting platform 3 through a first spring 204; the bellows expansion joint 1 comprises a first flange plate 101, an end pipe 102 and a pipe wave 103; a plurality of first mounting holes 104 are formed in the surface of the first flange plate 101 in a circumferential array; a plurality of ear plates 105 are symmetrically arranged on the peripheral side surface of the first flange plate 101; the surface of the ear plate 105 is provided with a second mounting hole 106; the upper surface of the supporting platform 3 is symmetrically provided with mounting channels 301; the inner bottom surface of the installation channel 301 is fixedly connected with the other end of the first spring 204; the lug plate 105 is clamped by the damping support 2, and the support frame is prevented from grinding the pipeline 601 by spot welding; the angle plate 202 and the annular plate 201 are fixedly connected through the first spring 204, so that the whole device has a shock absorption function.

Referring to fig. 1, the two first mounting holes 104 are rotatably connected with the pull rod 4 through threads; the peripheral side surface of the pull rod 4 is in threaded rotation connection with a nut 401; the side surface of the pull rod 4 is provided with a second spring 5; the second spring 5 is arranged on the peripheral side surface of the pull rod 4, so that the deformation degree of the corrugated pipe expansion joint 1 in each direction can be preliminarily and directly judged.

Referring to fig. 1 and 5, the second mounting hole 106 is fixedly connected with the pipe assembly 6 by screw threads; the conduit assembly 6 includes a conduit 601; one end of the pipeline 601 is provided with a second flange assembly 602; a plurality of third mounting holes 603 are formed in the surface of the second flange assembly 602 in a circumferential array; the third mounting hole 603 is fixedly connected with the second mounting hole 106 through a fastening bolt assembly 7; the second flange assembly 602 is fixedly connected with the first flange plate 101 through the fastening bolt assembly 7, and the bellows expansion joint 1 is effectively deformed in a telescopic manner so as to absorb dimensional changes of the pipeline caused by expansion with heat and contraction with cold.

The utility model discloses a concrete theory of operation does:

the second flange assembly 602 is fixedly connected with the first flange plate 101 through the fastening bolt assembly 7, and the corrugated pipe expansion joint 1 is fixedly arranged between the two pipelines 601; the second spring 5 is arranged on the peripheral side surface of the pull rod 4, so that the deformation degree of the corrugated pipe expansion joint 1 in each direction can be preliminarily and directly judged; the lug plate 105 is clamped by the damping support 2, and the support frame is prevented from grinding the pipeline 601 by spot welding; the angle plate 202 and the annular plate 201 are fixedly connected through the first spring 204, so that the whole device has a shock absorption function.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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. A reinforced damping type corrugated pipe expansion joint comprises a corrugated pipe expansion joint (1), a damping support (2) and a supporting platform (3); the corrugated pipe expansion joint (1) is in clamping fit with the damping support (2);

the method is characterized in that:

the shock absorption bracket (2) comprises an annular plate (201); an angular plate (202) is arranged on the peripheral side surface of the annular plate (201); the inner wall of the annular plate (201) is symmetrically provided with clamping plates (203); a plurality of first springs (204) are symmetrically arranged on the bottom surface of the angle plate (202);

the damping support (2) is fixedly connected with the supporting platform (3) through a first spring (204).

2. A reinforced shock absorbing bellows expansion joint according to claim 1 wherein the bellows expansion joint (1) comprises a first flange (101), a terminal tube (102) and a tube bellows (103); a plurality of first mounting holes (104) are formed in the surface of the first flange plate (101) in a circumferential array; a plurality of ear plates (105) are symmetrically arranged on the peripheral side surface of the first flange plate (101); the surface of the ear plate (105) is provided with a second mounting hole (106).

3. A reinforced shock-absorbing type bellows expansion joint according to claim 1, wherein the support platform (3) is symmetrically provided with mounting grooves (301) on the upper surface; the inner bottom surface of the mounting channel (301) is fixedly connected with the other end of the first spring (204).

4. A reinforced shock absorbing type bellows expansion joint according to claim 2, wherein both of said first mounting holes (104) are screw-rotatably connected with a tie rod (4); the peripheral side surface of the pull rod (4) is in threaded rotation connection with a nut (401); and a second spring (5) is arranged on the peripheral side surface of the pull rod (4).

5. A reinforced shock absorbing type bellows expansion joint according to claim 2, wherein the second mounting hole (106) is screw-fixedly connected with a pipe assembly (6); the pipe assembly (6) comprises a pipe (601); one end of the pipeline (601) is provided with a second flange component (602); a plurality of third mounting holes (603) are formed in the surface of the second flange assembly (602) in a circumferential array; the third mounting hole (603) is fixedly connected with the second mounting hole (106) through a fastening bolt assembly (7).