CN206904409U - A kind of ship's space air seal test tube sealing structure - Google Patents

Abstract

A kind of ship's space air seal test tube sealing structure, flange and shrouding is avoided to be directly connected to assemble, the bolt hole that effectively prevent flange damages because the diameter of bolt is bigger, avoids the later stage and changes profit pipeline and operation of doing over again, manufacturing cost is reduced, improves operating efficiency；Because the long stripes through hole on L-type plate and arc-shaped through-hole make clip have adjustable space, so as to significantly reduce the required precision to the drilling on shrouding, the requirement on machining accuracy to shrouding is reduced, the time of air seal test preliminary preparation is substantially reduced, effectively increases operating efficiency, simultaneously, applied widely due to clip and shrouding, therefore, clip and shrouding are reusable, shrouding be effectively prevent using situation about once discarding afterwards, significantly reduce manufacturing cost.

Description

A kind of ship's space air seal test tube sealing structure

Technical field

It the utility model is related to ship's space air seal test tube sealing structure.

Background technology

, it is necessary to air seal test be carried out to ship's space, typically first by the profit pipe in cabin during shipbuilding The mouth of pipe on road is sealed, and certain steady pressure is kept then to inflation in ship's space, then on the outer wall of ship's space Suds are sprayed on the outer wall of commissure and ship's space, have seen whether bubble, to judge the air-tightness of ship's space.Mesh Before, the envelope that is engaged to the ferrule generally use of the profit pipeline in cabin with the flange size at the mouth of pipe of profit pipeline Plate and flange are fastened by bolts with sealing orifice, simple and easy during installation, still, because the profit pipeline of different size assembles There is the flange of different size, therefore, each flange is required for being equipped with a shrouding, and in shrouding surface precise scoring lines spitting drill Hole, this making required precision not only to shrouding is at a relatively high, also quite a lot of to the quantitative requirement of shrouding, therefore, before tube sealing The time length of preliminary preparation, operating efficiency is low, and difficulty is high, and when making shrouding due to measuring more, requirement height, therefore it is time-consuming Effort, cost of manufacture is high, and because the flange of a specification matches somebody with somebody a unification shrouding, therefore, after air seal test is finished, shrouding Waste treatment is done, can not be reused, further results in the increase of cost；In addition, when shrouding is installed on flange, institute The bolt used is preferably applied in the drilling on shrouding, when the Drilling operation precision on shrouding is a bit weaker, causes boring aperture During bolt hole aperture slightly larger than on flange, then the bolt that can cause to be applied to shrouding drilling is relative to the bolt hole on flange For diameter it is big, the bolt hole of flange is easily damaged during so as to cause screwing bolts, and this damage makes what can not be repaired, most Cause the later stage to need to change profit pipeline and operation of doing over again eventually, not only improve cost, it is extremely low to also result in operating efficiency.

Utility model content

The utility model aims to provide ship's space a kind of low to requirement on machining accuracy and simple in construction, reusable Air seal test tube sealing structure, operating efficiency is improved, reduce manufacturing cost.

A kind of ship's space air seal test tube sealing structure described in the utility model, including profit pipeline, profit pipeline The mouth of pipe be connected with flange, be connected with shrouding on end face of flange, clip, the card be arranged with the profit pipeline below flange Hoop includes two L-type plates, is respectively arranged with long stripes through hole on two sides of L-type plate, is provided with the corner surface of L-type plate Arc-shaped through-hole, two L-type plates are pushed against in profit pipeline side wall with the relative direction of opening, the side phase of the homonymy of two L-type plates Hand over, two long stripes through holes on the side of homonymy are mutually perpendicular to, and the coincidence point of orthogonal two long stripes through holes protrudes from Outside flange periphery, the arc-shaped through-hole on the L-type plate is protruded from outside flange periphery, is arranged in a matrix and is provided with shrouding Multiple drillings, each coincidence point phase with two long stripes through holes of the arc-shaped through-hole on two L-type plates and homonymy respectively that drills It is right, in the coincidence point of two long stripes through holes of homonymy of drilling, two L-type plates on screw bolt passes shrouding or two L-type plates With nut after arc-shaped through-hole, shrouding is fixed on flange.

A kind of ship's space air seal test tube sealing structure described in the utility model, two L-type plates by arranging up and down Mode be against on profit pipeline after, the side of the homonymy of two L-type plates is intersected, two on the side of homonymy long stripes through hole mutually hang down Directly, the coincidence point of orthogonal two long stripes through holes is protruded from outside flange periphery, the arc-shaped through-hole protrusion on L-type plate Outside flange periphery, so that the pilot hole for treating to be connected with shrouding on L-type plate does not overlap with flange, shrouding is fastened by bolts With the L-type plate of lower section, shrouding is anchored on flange, flange and shrouding is avoided and is directly connected to assemble, due to no longer straight Connect and be fastened by bolts shrouding and flange, damage, keep away because the diameter of bolt is bigger so as to effectively prevent the bolt hole of flange The later stage is exempted from and has changed profit pipeline and operation of doing over again, reduced manufacturing cost, improve operating efficiency；And due to having on L-type plate There are long stripes through hole and arc-shaped through-hole, therefore, make L-type plate that all there is adjustable space on the XY directions of plane, make by L-type plate The clip of formation is applied to the profit pipeline of all size, applied widely, because the long stripes through hole on L-type plate is led to arc Hole makes clip have adjustable space, so as to significantly reduce the required precision to the drilling on shrouding, reduces to shrouding Requirement on machining accuracy, substantially reduce the time of air seal test preliminary preparation, effectively increase operating efficiency, meanwhile, Applied widely due to clip and shrouding, therefore, clip and shrouding are reusable, effectively prevent shrouding using after once That is discarded situation, significantly reduces manufacturing cost.

Brief description of the drawings

Fig. 1 is mounting structure schematic diagram of the present utility model.

Fig. 2 is Fig. 1 top view.

Fig. 3 is the utility model L-type plate structure schematic diagram.

Fig. 4 is the utility model closing plate structure schematic diagram.

Embodiment

A kind of ship's space air seal test tube sealing structure, as shown in Figures 1 to 4, including profit pipeline 1, profit pipeline 1 The mouth of pipe be connected with flange 2, flange 2 is connected with shrouding 3 on end face, it is characterised in that：On profit pipeline 1 below flange 2 Clip is arranged with, the clip includes two L-type plates 4, long stripes through hole 5 is respectively arranged with two sides of L-type plate 4, in L Arc-shaped through-hole 6 is provided with the corner surface of template 4, two L-type plates 4 are pushed against the side of profit pipeline 1 with the relative direction of opening On wall, the side of the homonymy of two L-type plates 4 is intersected, and two on the side of homonymy long stripes through hole 5 is mutually perpendicular to, and orthogonal two The coincidence point of individual long stripes through hole 5 is protruded from outside the edge of flange 2, and the arc-shaped through-hole 6 on the L-type plate 4 protrudes from the side of flange 2 Outside edge, it is arranged in a matrix on shrouding 3 and is provided with multiple drillings 7, each drilling 7 is led to the arc on two L-type plates 4 respectively The coincidence point of two long stripes through holes 5 in hole 6 and homonymy is relative, and bolt 8 sequentially passes through drilling 7 on shrouding 3, two L-type plates 4 Screwed after arc-shaped through-hole 6 in the coincidence point of two long stripes through holes 5 of homonymy or two L-type plates 4 with nut 9, shrouding 3 is fixed In on flange 2.

Be additionally provided with sealing rubber pad 10 between the shrouding 3 and flange 2, not only can further effective sealing orifice, Also it is avoided that the rigidity friction of shrouding 3 and flange 2.

The width of the arc-shaped through-hole 6 is more than the width of long stripes through hole 5, the brill relative with arc-shaped through-hole 6 on shrouding 3 When hole 7 processes slightly deviation, the relative position that is conveniently adjusted between holes, ensure effective locking of shrouding 3.

The midpoint of the arc length center line of the arc-shaped through-hole 6 is to the distance of the side wall of profit pipeline 1 and by two strips of homonymy The distance for the coincidence point center of circle to the side wall of profit pipeline 1 that shape through hole 5 is formed is equal, and error is excessive when avoiding assembling.

The shrouding 3 is square, and mounting structure can be made attractive in appearance.

Claims (5)

1. a kind of ship's space air seal test tube sealing structure, including profit pipeline (1), the mouth of pipe of profit pipeline (1) are connected with Flange (2), shrouding (3) is connected with flange (2) end face, it is characterised in that：Covered on profit pipeline (1) below flange (2) Provided with clip, the clip includes two L-type plates (4), and long stripes through hole is respectively arranged with two sides of L-type plate (4) (5) arc-shaped through-hole (6), is provided with the corner surface of L-type plate (4), two L-type plates (4) are pushed against with the relative direction of opening In profit pipeline (1) side wall, the side of the homonymy of two L-type plates (4) is intersected, two on the side of homonymy long stripes through hole (5) phase Mutually vertical, the coincidence point of orthogonal two long stripes through holes (5) is protruded from outside flange (2) edge, the L-type plate (4) On arc-shaped through-hole (6) protrude from outside flange (2) edge, be arranged in a matrix on shrouding (3) be provided with it is multiple drilling (7), Each (7) coincidence point with two long stripes through holes (5) of the arc-shaped through-hole (6) on two L-type plates (4) and homonymy respectively that drills Relatively, bolt (8) sequentially pass through drilling (7) on shrouding (3), two L-type plates (4) two long stripes through holes (5) of homonymy weight Arc-shaped through-hole (6) in chalaza or two L-type plates (4) is screwed with nut (9) afterwards, and shrouding (3) is fixed on flange (2).

A kind of 2. ship's space air seal test tube sealing structure according to claim 1, it is characterised in that：The shrouding (3) sealing rubber pad (10) is additionally provided between flange (2).

A kind of 3. ship's space air seal test tube sealing structure according to claim 1 or 2, it is characterised in that：The arc The width of shape through hole (6) is more than the width of long stripes through hole (5).

A kind of 4. ship's space air seal test tube sealing structure according to claim 1 or 2, it is characterised in that：The arc The midpoint of the arc length center line of shape through hole (6) is to the distance of profit pipeline (1) side wall and by two long stripes through hole (5) shapes of homonymy Into the coincidence point center of circle to profit pipeline (1) side wall distance it is equal.

A kind of 5. ship's space air seal test tube sealing structure according to claim 4, it is characterised in that：The shrouding (3) to be square.