CN212480450U

CN212480450U - Be used for bellows sealing to detect compensation arrangement

Info

Publication number: CN212480450U
Application number: CN202022717050.5U
Authority: CN
Inventors: 杨炳轩
Original assignee: Shandong Huiling New Material Technology Co ltd
Current assignee: Shandong Huiling New Material Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-02-05
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses a be used for bellows seal to detect compensation arrangement relates to bellows compensation equipment technical field, including the bellows, the both ends of bellows are provided with the ring flange, and the outside of ring flange is provided with the stopper, the one end of ring flange is provided with seal gasket, and seal gasket's inside is provided with the bolt that runs through to the ring flange is inside, the inboard of stopper is provided with the guide bar, one side that the one end of guide bar is located the stopper is provided with limit nut, and limit nut's one end is fixed with the fixed block, the inside of fixed block is provided with the spring, and the one end of spring is provided with the link that runs through to the fixed block outside. The utility model discloses a set up bolt, seal gasket, the accessible bolt is installed seal gasket in the one end of ring flange, because the inside of bolt embedding seal gasket completely leads to the pipeline can't be to the bolt contact when being connected with the pipeline, alright increase the leakproofness of junction from this.

Description

Be used for bellows sealing to detect compensation arrangement

Technical Field

The utility model relates to a bellows check out test set technical field specifically is a be used for bellows seal to detect compensation arrangement.

Background

The expansion joint (compensator) is made of metal corrugated pipe. It can flex in the axial direction and also allows for a small amount of bending. Most commonly, axial bellows expansion joints are used for axial length compensation on pipes. In order to prevent the allowable compensation amount from being exceeded, protective pull rods or protective rings are arranged at two ends of the corrugated pipe, and guide supports are arranged on two end pipelines connected with the corrugated pipe.

The general protection ring is limited by the nut, and the nut cannot be fixed, so that the nut is easy to loosen after long-time use, and the use is influenced; typical compensators have poor sealing when connected to a pipe.

Disclosure of Invention

The utility model aims to provide a: in order to solve the problems that the sealing performance is poor and the limit nut cannot be fixed, the corrugated pipe sealing detection compensation device is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for bellows seal to detect compensation arrangement, includes the bellows, the both ends of bellows are provided with the ring flange, and the outside of ring flange is provided with the stopper, the one end of ring flange is provided with seal gasket, and seal gasket's inside is provided with the bolt that runs through to the ring flange is inside, the inboard of stopper is provided with the guide bar, one side that the one end of guide bar is located the stopper is provided with stop nut, and stop nut's one end is fixed with the fixed block, the inside of fixed block is provided with the spring, and the one end of spring is provided with the link that runs through to the fixed block outside, the one end of link is provided with the fixture block.

Preferably, one end of the guide rod is provided with a clamping groove matched with the clamping block.

Preferably, one end of the sealing gasket is provided with a clamping groove matched with the bolt.

Preferably, the number of the fixed blocks is two, and the two fixed blocks are symmetrically distributed along the transverse central axis of the limiting nut.

Preferably, both ends of the spring are respectively welded in the fixing block and one end of the connecting frame.

Preferably, one end of the flange plate is provided with a threaded hole matched with the bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model can install the sealing gasket at one end of the flange plate through the bolts by arranging the bolts and the sealing gasket, and the pipeline can not contact the bolts when being connected with the pipeline because the bolts are completely embedded into the sealing gasket, thereby increasing the sealing performance of the connection part;

2. the utility model discloses a set up link, fixture block, pull rod, spring, the accessible is dragged the pull rod and is made the link remove, later alright twist stop nut, loosen the pull rod alright make the fixture block buckle the one end of going into the guide bar when stop nut contacts with the stopper, alright limited stop nut's rotation from this to stop nut's stability has been increased.

Drawings

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

FIG. 2 is a schematic structural view of a gasket of the present invention;

fig. 3 is an enlarged view of a point a in fig. 1 according to the present invention;

fig. 4 is a schematic structural view of one end of the guide bar of the present invention.

In the figure: 1. a bellows; 2. a flange plate; 3. a guide bar; 4. a limiting block; 5. a bolt; 6. sealing gaskets; 7. a fixed block; 8. a pull rod; 9. a clamping block; 10. a connecting frame; 11. a spring; 12. and a limiting nut.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Please refer to fig. 1-4, a compensation device for bellows seal detection, comprising a bellows 1, two ends of the bellows 1 are provided with flange plates 2, the outer side of the flange plate 2 is provided with a limit block 4, one end of the flange plate 2 is provided with a seal gasket 6, the interior of the seal gasket 6 is provided with a bolt 5 penetrating the interior of the flange plate 2, the inner side of the limit block 4 is provided with a guide rod 3, one end of the guide rod 3 located at one side of the limit block 4 is provided with a limit nut 12, one end of the limit nut 12 is fixed with a fixed block 7, the interior of the fixed block 7 is provided with a spring 11, one end of the spring 11 is provided with a connecting frame 10 penetrating the outer side of the fixed block 7, one end of the connecting frame 10 is provided with.

Please refer to fig. 1 and 4, a slot matching with the latch 9 is disposed at one end of the guiding rod 3 for conveniently placing the latch 9.

Please refer to fig. 1 and 2, one end of the sealing gasket 6 is provided with a slot matching with the bolt 5 for placing one end of the bolt 5.

Please refer to fig. 3, the number of the fixing blocks 7 is two, and the two fixing blocks 7 are symmetrically distributed along the horizontal central axis of the position-limiting nut 12, so as to fix the position-limiting nut 12.

Referring to fig. 3, two ends of the spring 11 are respectively welded inside the fixing block 7 and one end of the connecting frame 10, so as to fix the spring 11.

Please refer to fig. 1, one end of the flange 2 is provided with a threaded hole matching with the bolt 5, so as to fix the sealing gasket 6 by the bolt 5.

The working principle is as follows: earlier pass stopper 4 with guide bar 3 when installing the device, later overlap the one end at guide bar 3 with stop nut 12, later drag pull rod 8 and twist stop nut 12, loosen pull rod 8 alright make spring 11 recover when twisting stop nut 12 to stopper 4 one side, thereby make fixture block 9 detain in the draw-in groove of guide bar 3 one end, from this alright restriction stop nut 12's rotation, thereby prevent that stop nut 12 is not hard up, later place seal gasket 6 in the one end of ring flange 2, later fix seal gasket 6 through bolt 5, the one end of bolt 5 can get into seal gasket 6's inside this moment, with this one end that prevents bolt 5 and pipeline from contacting, later alright install the device in the junction of pipeline through ring flange 2.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A device for detecting and compensating the sealing of corrugated pipes, comprising a corrugated pipe (1), characterized in that: two ends of the corrugated pipe (1) are provided with flange plates (2), the outer sides of the flange plates (2) are provided with limiting blocks (4), one end of each flange plate (2) is provided with a sealing gasket (6), and the sealing gasket (6) is internally provided with a bolt (5) which penetrates into the flange plate (2), a guide rod (3) is arranged on the inner side of the limiting block (4), a limiting nut (12) is arranged at one end of the guide rod (3) on one side of the limiting block (4), a fixed block (7) is fixed at one end of the limit nut (12), a spring (11) is arranged inside the fixed block (7), one end of the spring (11) is provided with a connecting frame (10) which penetrates to the outer side of the fixed block (7), one end of the connecting frame (10) is provided with a clamping block (9), and the other end of the connecting frame (10) is provided with a pull rod (8).

2. A compensating device for bellows seal detection as claimed in claim 1, wherein: one end of the guide rod (3) is provided with a clamping groove matched with the clamping block (9).

3. A compensating device for bellows seal detection as claimed in claim 1, wherein: and one end of the sealing gasket (6) is provided with a clamping groove matched with the bolt (5).

4. A compensating device for bellows seal detection as claimed in claim 1, wherein: the number of the fixing blocks (7) is two, and the two fixing blocks (7) are symmetrically distributed along the transverse central axis of the limiting nut (12).

5. A compensating device for bellows seal detection as claimed in claim 1, wherein: and two ends of the spring (11) are respectively welded in the fixing block (7) and one end of the connecting frame (10).

6. A compensating device for bellows seal detection as claimed in claim 1, wherein: and one end of the flange plate (2) is provided with a threaded hole matched with the bolt (5).