CN211086001U

CN211086001U - Long distance pipeline detection device

Info

Publication number: CN211086001U
Application number: CN201921796321.1U
Authority: CN
Inventors: 黎艳兵
Original assignee: Jiangxi Huahang Testing Co ltd
Current assignee: Jiangxi Huahang Testing Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-07-24
Anticipated expiration: 2029-10-24

Abstract

The utility model provides a long distance pipeline detection device belongs to pipeline corrosion detection technical field, including lacing film frame body subassembly and fixed subassembly, lacing film frame body subassembly fixed set up in the inboard of connecting fixed knot and construct, the frame groove link up and sets up in the surperficial center department of lacing film frame, the frame is along setting up in the both sides top border in frame groove, lacing film frame through-hole link up and sets up in the surface on frame edge, among gasket sliding connection frame groove, the embedding of nut recess sets up in the surface of gasket, the locking groove sets up department in the middle of the gasket, the bolt through-hole link up respectively sets up in the surface of locking groove and gasket, the lacing film is fixed in the surface of lacing film frame by bolt and nut. Through setting up nut recess and bolt through hole among the device, the inside embedding nut of nut recess, the bolt through hole sets to three horn shapes for the lacing film is more stable when carrying out bolted connection fixed, is applicable to long-distance pipeline detection device's production and use.

Description

Long distance pipeline detection device

Technical Field

The invention relates to the technical field of pipeline corrosion detection, in particular to a pipeline detection device.

Background

The pipeline is used for transport pipelines of corrosive liquids such as chemical raw materials, and the like, and the transport pipelines are easily corroded and perforated to cause chemical raw material leakage under the condition that the medium is corroded day by day throughout the year; most pipelines for conveying oil and gas are in a complex soil environment, and the conveyed media are also corrosive, so that the inner wall of the pipeline can be corroded, once the pipeline is corroded and perforated, namely, the leakage of oil and gas is caused, the transportation is interrupted, the environment is polluted, even fire disaster is possibly caused, the damage is caused, if the leakage of high-risk media with high corrosivity, high toxicity, flammability and explosiveness and the like is not found in time, the serious loss of personnel and property can be caused, the corrosion detection technology monitors the corrosion condition of the pipeline, the corrosion degree and safety of the detected data in the detected pipeline are evaluated, the hanging slice is the most used method in the corrosion detection of the factory equipment, the hanging slice method is to put a metal sample with known quality into a corrosion system, after a certain exposure period, taking out, cleaning and weighing, and measuring the average corrosion speed according to the mass change of the sample. However, the conventional hanging piece in the large container pipeline is not suitable, the diameter of the inside of the pipeline is large, and the hanging piece arranged at a single position in the conventional way can only be used for detecting the inside of the pipeline in a small range, so that the final detection data is greatly different from the actual corrosion condition.

The lacing film that uses at present adopts the haplopore lacing film more, and the haplopore makes the lacing film fixed shakiness, even uses the bolt-up, also can take place rotatoryly owing to corrode the attenuate lacing film, and not hard up back takes place to drop easily in the velocity of flow environment of the inside medium of pipeline, consequently need upgrade and reform transform on current pipeline detection device's basis to overcome current problem and not enough, provide a long defeated pipeline detection device.

Disclosure of Invention

The invention aims to solve the technical problems that the conventional hanging piece mostly adopts a single-hole hanging piece, the hanging piece is not fixed stably due to a single hole, and the hanging piece can rotate due to corrosion thinning even if the hanging piece is fastened by using a bolt, and provides a long-distance pipeline detection device.

In order to achieve the purpose, the invention provides the following technical scheme: a long-distance pipeline detection device comprises a film hanger body component and a fixing component, wherein the film hanger body component is fixedly arranged on the inner side of a connecting and fixing structure;

the film hanging rack body assembly comprises a film hanging rack, a rack groove, a rack edge, a bolt, a gasket, a locking groove, a nut, a film hanging rack through hole, a nut groove and a bolt through hole, the rack groove is arranged at the center of the surface of the film hanging rack in a penetrating manner, the rack edge is arranged at the top end edges of the two sides of the rack groove, the film hanging rack through hole is arranged on the surface of the rack edge in a penetrating manner, the gasket is connected in the rack groove in a sliding manner, the nut groove is embedded in the surface of the gasket, the locking groove is arranged in the middle of the gasket, the bolt through hole is respectively arranged on the surfaces of the locking groove and the gasket in a penetrating;

the fixed assembly comprises a pipeline, a base, a flange plate, a sealing ring and a flange connecting hole, the base is movably installed inside the pipeline, the inner side of the base is fixedly welded with a hanging piece frame in a surrounding mode, the sealing ring is arranged at the edge of the outermost layer of the base, the flange plate is sleeved on the pipeline, and the flange connecting hole is communicated with the surrounding mode and is arranged around the flange plate.

As a further scheme of the invention: the gasket and the locking groove are integrated, and the gasket and the bolt through holes arranged on the surface of the locking groove are triangular.

As a further scheme of the invention: the groove body of the frame groove is combined with the frame edge in a convex shape, and the top of the frame groove is provided with a hollow part.

As a further scheme of the invention: the inner side of the base is provided with a plurality of groups of film hanging frames in a surrounding way.

As a further scheme of the invention: the nut grooves are symmetrically embedded into two ends of the gasket, and the inner diameters of the nut grooves are consistent with those of the nut body.

As a further scheme of the invention: the surface of the hanging piece is provided with a connecting through hole which is consistent with the surface of the frame edge and the locking groove.

As a further scheme of the invention: the sealing washer all sets up to be the link up unanimous with the pipeline with the base, and among the base embedding pipeline, the sealing washer joint was along outside the pipeline.

The invention has the beneficial effects that:

1. according to the invention, the bolt through holes are formed, the gasket and the locking groove are integrated, and the bolt through holes formed in the surfaces of the gasket and the locking groove are triangular, so that the hanging piece can be well stabilized on the hanging piece frame through the connection between the gasket and the locking groove by the principle that the triangle has stability, and the problem of rotation after corrosion and thinning can be avoided.

2. This kind of long distance pipeline detection device's advantage lies in being provided with sealing washer and base, and the sealing washer all sets up with the base and be the link up unanimously with the pipeline, and among the base embedding pipeline, the sealing washer joint is along outside the pipeline, and the sealing washer can play good sealed preventing leaking to the pipeline under the connection of ring flange, and sets up unanimous link up and can not cause too big influence to the transport of the inside fluid of pipeline.

3. This kind of long defeated pipeline detection device is provided with the nut recess, because the embedded both ends that set up in the gasket of nut recess symmetry, and the inside diameter of nut recess is unanimous with the nut body. The nut can be embedded and fixed in the nut groove to be connected with the hanging piece better and more stably.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic sectional view of the pipeline according to the present invention.

FIG. 2 is a schematic view of the structure of the film hanger of the present invention.

Fig. 3 is a schematic view of the overall structure of the installation of the present invention.

Fig. 4 is a schematic view of the gasket structure of the present invention.

In FIGS. 1-4: 1-pipe, 2-base, 3-hanger, 4-hanger groove, 5-hanger edge, 6-bolt, 7-gasket, 8-locking groove, 9-nut, 10-hanger, 11-flange, 12-sealing ring, 13-flange connecting hole, 14-hanger through hole, 15-nut groove, 16-bolt through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a long distance pipeline detection device includes a film hanger body component and a fixing component, wherein the film hanger body component is fixedly disposed on an inner side of a connecting and fixing structure;

the hanging rack body component comprises a hanging rack 3, a rack groove 4, a rack edge 5, a bolt 6, a gasket 7, a locking groove 8, a nut 9, a hanging piece 10, a hanging rack through hole 14, a nut groove 15 and a bolt through hole 16, wherein the rack groove 4 is arranged at the center of the surface of the hanging rack 3 in a penetrating way, the rack edge 5 is arranged at the top end edges of two sides of the rack groove 4, the hanging rack through hole 14 is arranged on the surface of the rack edge 5 in a penetrating way, the gasket 7 is connected with the rack groove 4 in a sliding way, the nut groove 15 is embedded and arranged on the surface of the gasket 7, as the nut groove 15 is symmetrically embedded and arranged at two ends of the gasket 7, and the inner diameter of the nut groove 15 is consistent with that of the nut 9 body, the nut 9 can be embedded and fixed in the nut groove 15 to be connected with the hanging piece 10 better and more stably, the locking groove 8 is arranged at the middle of, because the gasket 7 and the locking groove 8 are integrated, and the bolt through holes 16 arranged on the surfaces of the gasket 7 and the locking groove 8 are triangular, the hanging piece 10 can be well stabilized on the hanging piece frame 3 under the connection of the gasket 7 and the locking groove 8 by the principle that the triangle has stability, the problem of rotation after corrosion thinning can not occur, and the hanging piece 10 is fixed on the surface of the hanging piece frame 3 by the bolt 6 and the nut 9;

fixed subassembly includes pipeline 1, base 2, ring flange 11, sealing washer 12 and

flange connecting hole

13, and 2 movable mounting of base have the hanging piece frame 3 inside and inboard fixed sight welding in the pipeline, and sealing washer 12 sets up in the outmost edge of base 2, and sealing washer 12 all sets up with base 2 and is the link up unanimous with pipeline 1, and among 2 embedding pipelines of base 1, sealing washer 12 joint is along 1 outer edges in pipeline. The sealing ring 12 can play good sealed leak-proof to pipeline 1 under the connection of ring flange 11, and set up unanimous link up and can not cause too big influence to the transportation of the inside fluid of pipeline 1, and ring flange 11 suit is in pipeline 1, and flange connecting hole 13 link up and encircle and set up around ring flange 11.

As a further scheme of the invention: the gasket 7 and the locking groove 8 are integrated, and bolt through holes 16 arranged on the surfaces of the gasket 7 and the locking groove 8 are triangular. The principle of stability of the triangle enables the hanging piece 10 to be stabilized well on the hanging piece holder 3 by the connection of the gasket 7 and the locking groove 8.

As a further scheme of the invention: the groove body of the frame groove 4 is combined with the frame edge 5 to form a convex shape, and the top of the frame groove is provided with a hollow part, so that the gasket 7 can be connected in a sliding manner to fix the hanging piece 10.

As a further scheme of the invention: the inboard of base 2 is encircleed and is set up the hanging piece frame 3 of a plurality of groups, can detect different regions in the pipeline for it is higher to detect the accuracy nature.

As a further scheme of the invention: the nut grooves 15 are symmetrically embedded into two ends of the gasket 7, the inner diameter of each nut groove 15 is consistent with that of the nut 9, and the nuts 9 can be embedded into the nut grooves 15 and fixed to be connected with the hanging pieces 10 better.

As a further scheme of the invention: the surface of the hanging piece 10 is provided with connecting through holes which are consistent with the surface of the frame edge 5 and the locking groove 8, and the consistent connecting through holes can facilitate stable connection of a plurality of connecting points of the hanging piece 10.

As a further scheme of the invention: sealing washer 12 all sets up to be the link up unanimous with pipeline 1 with base 2, and among base 2 embedding pipeline 1, sealing washer 12 joint is along 1 outer edges of pipeline. The provision of a uniform through-going does not have a major impact on the transport of the fluid inside the pipe 1.

The working principle is as follows: firstly, a nut 9 is plugged into a nut groove 15 and embedded into a groove body, then a bolt 6 is plugged into a bolt through hole 16 at a locking groove 8, a gasket 7 plugged with the nut 9 and the bolt 6 is plugged into the opening at one side of a frame groove 4, so that the gasket is embedded into a hanger through hole 14 of a hanger 3 which slides to the inner side limited by two ends of a frame edge 5, then a through hole on the surface of a hanger 10 is aligned with the hanger through hole 14 and is connected with the bolt through hole 16 to fasten and rotate the nut 9, the bolt 6 is penetrated through the through hole at the rear end of the surface of the hanger 10 so that the gasket 7 plugged with the nut 9 at two sides of the bottom is fastened and connected with the nut 9 in a rotating manner, so that the hanger 10 can be effectively fixed on the frame body of the hanger 3 and is not easy to rotate, after all hanger frames 3 are installed, a base 2 connected with one end of the hanger 3 is plugged into a pipeline 1 to detect the corrosion condition of the pipeline, the ring flange 11 suit of one side is in the outside of pipeline 1 again, make pipeline 1 link up in ring flange 11, then of opposite side ring flange 11 carry out the butt joint of flange joint hole 13 with the ring flange 11 of pipeline 1 outside and fix, and the inside centre gripping of ring flange 11 of both sides has sealing washer 12, through fastening the ring flange 11 to both sides, make sealing washer 12 can play sealed effect to pipeline inside, avoid revealing of inside fluid, after hanger 10 carries out the exposure period of a period, take out the fixed hanger 10 of inside hanger frame 3 and distinguish, can measure average corrosion rate according to the hanger 10 quality change of the different hanger frames 3 of base 2.

Claims

1. A long-distance pipeline detection device comprises a film hanger body component and a fixing component, wherein the film hanger body component is fixedly arranged on the inner side of a connecting and fixing structure;

the method is characterized in that: the hanging piece frame body component comprises a hanging piece frame (3), a frame groove (4), a frame edge (5), a bolt (6), a gasket (7), a locking groove (8), a nut (9), a hanging piece (10), a hanging piece frame through hole (14), a nut groove (15) and a bolt through hole (16), the frame groove (4) is arranged at the center of the surface of the hanging piece frame (3) in a penetrating way, the frame edge (5) is arranged at the edges of the top ends of the two sides of the frame groove (4), the hanging piece frame through hole (14) is arranged on the surface of the frame edge (5) in a penetrating way, the gasket (7) is connected in the frame groove (4) in a sliding way, the nut groove (15) is embedded in the surface of the gasket (7), the locking groove (8) is arranged in the middle of the gasket (7), the bolt through hole (16) is respectively arranged on the surfaces of the locking groove (8) and the gasket (7) in a penetrating manner, and the hanging piece (10) is fixed on the surface of the hanging piece frame (3) through the bolt (6) and the nut (9);

the fixing assembly comprises a pipeline (1), a base (2), a flange plate (11), a sealing ring (12) and a flange connecting hole (13), the base (2) is movably installed inside the pipeline, the inner side of the base (2) is fixedly welded with a hanging piece frame (3), the sealing ring (12) is arranged at the outermost edge of the base (2), the flange plate (11) is sleeved on the pipeline (1), and the flange connecting hole (13) is communicated with the periphery of the flange plate (11).

2. The long-distance pipeline detection device according to claim 1, characterized in that: the gasket (7) and the locking groove (8) are integrated, and bolt through holes (16) formed in the surfaces of the gasket (7) and the locking groove (8) are triangular.

3. The long-distance pipeline detection device according to claim 1, characterized in that: the groove body of the frame groove (4) is combined with the frame edge (5) to form a convex shape, and the top of the frame groove is hollowed out.

4. The long-distance pipeline detection device according to claim 1, characterized in that: the inner side of the base (2) is provided with a plurality of groups of film hanging frames (3) in a surrounding way.

5. The long-distance pipeline detection device according to claim 1, characterized in that: the nut grooves (15) are symmetrically embedded into two ends of the gasket (7), and the inner diameter of each nut groove (15) is consistent with that of the nut (9).

6. The long-distance pipeline detection device according to claim 1, characterized in that: the surface of the hanging piece (10) is provided with a connecting through hole which is consistent with the surface of the frame edge (5) and the locking groove (8).

7. The long-distance pipeline detection device according to claim 1, characterized in that: sealing washer (12) all set up with base (2) and are the link up unanimous with pipeline (1), and during base (2) embedding pipeline (1), sealing washer (12) joint was followed outside pipeline (1).