CN219493471U

CN219493471U - Quick shutoff blind plate structure under water

Info

Publication number: CN219493471U
Application number: CN202320474722.5U
Authority: CN
Inventors: 徐猛; 申海俊; 张洲; 胡彦平; 王子恒
Original assignee: Baotou Iron and Steel Group Co Ltd
Current assignee: Baotou Iron and Steel Group Co Ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-08
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses an underwater rapid plugging blind plate structure, which relates to the technical field of plugging blind plate operation and comprises the following components: the blind plate comprises a pipeline port, a blind plate body and an air bag, wherein the edge of the pipeline port extends outwards to be integrally connected with a flange, and a plurality of first clamping parts are arranged on the flange; the outer edge of the blind plate body is provided with a plurality of second clamping parts, one side of the blind plate body is provided with an embedded bulge, the embedded bulge is used for extending into the pipeline port, a gap is arranged between the embedded bulge and the inner wall of the pipeline port, the periphery of the embedded bulge is provided with a containing groove, an opening of the containing groove faces the inner wall of the pipeline port, and the embedded bulge extends into the pipeline port and then the blind plate body is rotated to enable the first clamping part to be clamped and fixed with the second clamping part; the gasbag is connected in the accommodation groove, and the gasbag can expand and seal the clearance between embedding arch and the pipeline port inner wall, shortens the diving operation duration, shortens the equipment maintenance time limit for a project, avoids diver to work in cold water for a long time.

Description

Quick shutoff blind plate structure under water

Technical Field

The utility model relates to the technical field of plugging blind plate operation, in particular to an underwater rapid plugging blind plate structure.

Background

At present, a diver is required to complete the plugging work of a blind plate under water before the mixed flow pump of a steel-clad water source is overhauled.

Because yellow river water is very turbid and underwater is very cold, a diver needs to touch and wear bolts, screw nuts and fastening bolts underwater, the operation time is long, the physical effort is high, and therefore a quick and simple plugging blind plate is urgently needed.

The sealing device for a submarine valve box of a ship in ultra-deep sea working industry, which is disclosed in the application publication No. CN109747777A, is similar to a blind plate, a ship body is hooked by a C-shaped hook and then is sealed by screw fastening, a hole is formed in the center of the device, and a pump is connected to drain water of the submarine valve box to create a construction environment, so that the sealing problem is mainly solved, and the sealing problem is not disclosed in the document.

Disclosure of Invention

The utility model aims to provide an underwater rapid plugging blind plate structure so as to solve the problems in the prior art, realize the rapid and convenient completion of the operation of plugging the blind plate underwater by a diver, shorten the duration of diving operation, shorten the overhaul period of equipment and avoid long-time work of the diver in cold water.

In order to achieve the above object, the present utility model provides the following solutions:

the utility model provides an underwater rapid plugging blind plate structure, which comprises the following components: the blind plate comprises a pipeline port, a blind plate body and an air bag, wherein the edge of the pipeline port extends outwards to be integrally connected with a flange, and a plurality of first clamping parts are arranged on the flange; the blind plate comprises a blind plate body, and is characterized in that a plurality of second clamping parts are arranged at the outer edge of the blind plate body, the second clamping parts are arranged corresponding to the first clamping parts, an embedded protrusion is arranged at one side of the blind plate body and used for extending into the pipeline port, a gap is formed between the embedded protrusion and the inner wall of the pipeline port, a containing groove is formed in the periphery of the embedded protrusion, an opening of the containing groove faces the inner wall of the pipeline port, and the embedded protrusion extends into the pipeline port and then rotates to enable the blind plate body to be clamped and fixed with the first clamping parts; the air bag is connected in the accommodating groove, and can expand and seal a gap between the embedded protrusion and the inner wall of the pipeline port.

Preferably, the first clamping portion is a clamping groove, the second clamping portion is a convex edge, and the blind plate body can be rotated to move to the clamping groove by the aid of the convex edge so as to fix the blind plate body and the pipeline port in the axial direction of the blind plate body.

Preferably, the orientation of each clamping groove is clockwise.

Preferably, the air bag comprises an air charging tube, one end of the air charging tube is connected and communicated with the air bag in a sealing way, and the other end of the air charging tube penetrates through the blind plate body and extends out of the blind plate body.

Preferably, a through hole is formed in the middle of the blind plate body, the gas charging tube penetrates through the through hole, and the outer wall of the gas charging tube is fixed with the through hole in a sealing mode.

Preferably, the embedded protrusion is an annular protrusion, and the axial lead of the annular protrusion is collinear with the axial lead of the blind plate body.

Preferably, a plurality of first connecting through holes are formed in the flange, a plurality of second connecting through holes are formed in the blind plate body, and after the first connecting portions are clamped with the second connecting portions, the first connecting through holes correspond to the second connecting through holes.

Preferably, the blind plate further comprises a plurality of fixing bolts, wherein one fixing bolt is used for fixing the blind plate body and the flange after passing through one second connecting through hole and one first through hole.

Compared with the prior art, the utility model has the following technical effects:

the utility model provides a device for quickly plugging a blind plate structure underwater, which is characterized in that a first clamping part and a second clamping part are clamped and fixed by rotating a blind plate body, so that the blind plate body and a pipeline port are fixed in the axial direction, an air bag is expanded, and an embedded bulge and the inner wall of the pipeline port are sealed, so that the device is convenient and quick, the complex steps of threading a bolt, screwing a nut and fastening a spanner are avoided, the underwater working time of a diver is shortened, the overhaul period of a mixed flow pump is shortened as a whole, the repeated drainage operation of a plurality of divers in the past plugging operation is avoided, and the cold time born by the diver underwater is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional view of an underwater rapid plugging blind plate structure provided by the utility model;

in the figure: 1. a conduit port; 2. a flange; 3. a blind plate body; 4. embedding the bulge; 5. the accommodating groove; 6. an air bag; 7. a clamping groove; 8. a rib; 9. an inflation tube; 10. a first connection through hole; 11. and a second connection via.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

The utility model provides an underwater rapid plugging blind plate structure, as shown in figure 1, comprising: the blind plate comprises a pipeline port 1, a blind plate body 3 and an air bag 6, wherein the edge of the pipeline port 1 extends outwards to be integrally connected with a flange 2, and a plurality of first clamping parts are arranged on the flange 2; the outer edge of the blind plate body 3 is provided with a plurality of second clamping parts, the second clamping parts are arranged corresponding to the first clamping parts, one side of the blind plate body 3 is provided with an embedded bulge 4, the embedded bulge 4 is used for extending into the pipeline port 1, a gap is arranged between the embedded bulge 4 and the inner wall of the pipeline port 1, the periphery of the embedded bulge 4 is provided with a containing groove 5, an opening of the containing groove 5 faces the inner wall of the pipeline port 1, and the embedded bulge 4 extends into the pipeline port 1 to enable the first clamping parts to be clamped and fixed with the second clamping parts by rotating the blind plate body 3; the gasbag 6 is connected in the accommodation recess 5, the gasbag 6 can expand and seal the clearance between embedded protruding 4 and the pipeline port 1 inner wall, make first joint portion and the joint of second joint portion fixed through rotatory blind plate body 3, realize blind plate body 3 and pipeline port 1 fixed in axial direction, thereby it seals to make the gasbag 6 expand between the inner wall with embedded protruding 4 and pipeline port 1, convenient and fast, the complex step of wearing the bolt has been removed, the nut is twisted, spanner fastening, diver's working time under water has been shortened, the mixed flow pump overhauls the time limit for a project has been wholly shortened, a plurality of divers take turns the operation of launching in the past when having removed the shutoff operation, diver's cold time under water has been reduced.

In a preferred embodiment, the first clamping portion is a clamping groove 7, the second clamping portion is a convex edge 8, the convex edge 8 can be moved into the clamping groove 7 by the rotary blind plate body 3 to fix the blind plate body 3 and the pipeline port 1 in the axial direction of the blind plate body 3, the structure is simple, the operation of divers is convenient, and the blind plate body 3 and the pipeline port 1 can be fixed in the axial direction of the blind plate body 3 only by rotating the blind plate body 3.

In a preferred embodiment, each of the locking grooves 7 is oriented in a clockwise direction, and the rib 8 and the locking groove 7 can be fixed only by rotating the blind plate body 3 in a counterclockwise direction.

In a preferred embodiment, the quick shutoff blind plate structure under water still includes gas tube 9, and gas tube 9's one end and gasbag 6 sealing connection and intercommunication, the other end pass blind plate body 3 and stretch out blind plate body 3, simple structure is through keeping away from gas tube 9's one end and being connected with the air pump of gasbag 6, just can make gasbag 6 inflation so as to seal embedding arch 4 and pipeline port 1 through the air pump is to gasbag 6 the inside inflation.

In a preferred embodiment, a through hole is formed in the middle of the blind plate body 3, the gas tube 9 passes through the through hole, and the outer wall of the gas tube 9 is fixed with the through hole in a sealing manner.

In a preferred embodiment, the embedded protrusion 4 is an annular protrusion, the axial line of the annular protrusion is collinear with the axial line of the blind plate body 3, and the blind plate body 3 is conveniently embedded into the pipeline port 1 with simple structure.

In a preferred embodiment, a plurality of first connecting through holes 10 are formed in the flange 2, a plurality of second connecting through holes 11 are formed in the blind plate body 3, and after the first connecting portions are clamped with the second connecting portions, the first connecting through holes 10 correspond to the second connecting through holes 11.

In a preferred embodiment, the underwater quick plugging blind structure further comprises a plurality of fixing bolts, one for fixing the blind body 3 to the flange 2 after passing through a second connecting through hole 11 and a first through hole, and if necessary, the fixing bolts can be used continuously.

The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In summary, the present description should not be construed as limiting the utility model.

Claims

1. The utility model provides a quick shutoff blind plate structure under water which characterized in that: comprising the following steps:

the flange is integrally connected with the edge of the pipeline port in an outward extending mode, and a plurality of first clamping parts are arranged on the flange;

the blind plate comprises a blind plate body, wherein a plurality of second clamping parts are arranged on the outer edge of the blind plate body, the second clamping parts are arranged corresponding to the first clamping parts, an embedded protrusion is arranged on one side of the blind plate body and used for extending into a pipeline port, a gap is formed between the embedded protrusion and the inner wall of the pipeline port, an accommodating groove is formed in the periphery of the embedded protrusion, an opening of the accommodating groove faces the inner wall of the pipeline port, and the embedded protrusion extends into the pipeline port and then rotates to enable the first clamping parts to be clamped and fixed with the second clamping parts; and

the air bag is connected in the accommodating groove, and can expand and seal a gap between the embedded protrusion and the inner wall of the pipeline port.

2. The underwater rapid plugging blind sheet structure of claim 1, wherein: the first clamping part is a clamping groove, the second clamping part is a convex edge, and the blind plate body can be rotated to move to the clamping groove by the convex edge so as to fix the blind plate body and the pipeline port in the axial direction of the blind plate body.

3. The underwater rapid plugging blind sheet structure of claim 2, wherein: the orientation of each clamping groove is clockwise.

4. The underwater rapid plugging blind sheet structure of claim 1, wherein: the air bag is connected with the blind plate body in a sealing mode, and the blind plate body is arranged on the outer side of the air bag.

5. The underwater rapid plugging blind sheet structure of claim 4, wherein: the middle part of blind plate body is provided with the through-hole, the gas tube passes the through-hole just the outer wall of gas tube with the through-hole is sealed fixed.

6. The underwater rapid plugging blind sheet structure of claim 5, wherein: the embedded bulge is an annular bulge, and the axial lead of the annular bulge is collinear with the axial lead of the blind plate body.

7. The underwater rapid plugging blind sheet structure of claim 1, wherein: the flange is provided with a plurality of first connecting through holes, the blind plate body is provided with a plurality of second connecting through holes, after the first clamping part is clamped with the second clamping part, the first connecting through holes correspond to the second connecting through holes.

8. The underwater rapid plugging blind sheet structure of claim 7, wherein: the blind plate comprises a blind plate body, a flange and a plurality of fixing bolts, wherein the blind plate body is fixedly connected with the flange through the fixing bolts after penetrating through the second connecting through holes and the first connecting through holes.