CN105675478A

CN105675478A - Anti-corrosion ultrahigh-pressure online hanging piece taking and hanging device and using method thereof

Info

Publication number: CN105675478A
Application number: CN201610220562.6A
Authority: CN
Inventors: 杜素珍; 郭潇; 周生杰; 郭学辉
Original assignee: Xian Shiyou University
Current assignee: Xi'an Huanuo Environmental Technology Co Ltd
Priority date: 2016-04-11
Filing date: 2016-04-11
Publication date: 2016-06-15
Anticipated expiration: 2036-04-11
Also published as: CN105675478B

Abstract

An anti-corrosion ultrahigh-pressure online hanging piece taking and hanging device and a using method thereof comprise a hanging piece device and a hanging piece taking device, wherein the hanging piece device comprises a welding short section and a hanging piece sealing rod; a movable sealing rod is arranged in an upper hole in a sealing cavity of the hanger, the upper hole in the sealing cavity and the periphery of the movable sealing rod are provided with rods which are combined and sealed by ultrahigh pressure, a force application rod is arranged at one end outside the sealing cavity, the end part of the movable sealing rod in the sealing cavity is connected with a hanger taking head, the lower part of the sealing cavity is connected with an upper connector, the upper connector is connected with a high-pressure ball valve, and the high-pressure ball valve is connected with a lower connector; an emptying valve is arranged on a connecting pipe of the upper connector; the anti-corrosion short section in the film hanger can effectively control the corrosion of the film hanger and a welding seam, and the purpose that the film hanger can be used for a long time is achieved; the matching design of the movable sealing rod, the hanging head, the upper sealing short section and the pressure relief sealing rod realizes that the leakage of the high-pressure ball valve is replaceable, the hanging piece taking and hanging device can be used for a long time, and the operating force of the hanging piece taking and hanging process is small.

Description

A kind of online lacing film getting device of anti-corrosion type supertension and using method thereof

Technical field

The present invention relates to the lacing film getting device that carries out not stopping production online to operating high-pressure bottle and medium in pipe communication system, particularly to a kind of online lacing film getting device of anti-corrosion type supertension and using method thereof.

Background technology

Having multiple pipeline not stop production online lacing film getting device or device in the market, due to the defect of its structure Yu sealing, there is following problems in use procedure:

One what be that the accessory junction of lacing film getting device or device all takes is O RunddichtringO, the sealing pressure of O RunddichtringO is generally below 20MPa, do not adapt to the online erosion test that do not stop production of the gas-liquid high-pressure bottle under high pressure or ultra-high pressure condition and gas-liquid pipe communication system, and easily there is seal failure in the process used in O RunddichtringO, cause that field erected lacing film getting device or failure of apparatus can not normally use, it is necessary to stop production and locate the phenomenon generation of welded and installed lacing film getting device or device again at it; Two is after the ball valve installed on lacing film getting device or device uses a period of time, owing to corrosion and fouling etc. cause that ball valve can not be normally-open with sealing, ball valve cannot be changed, cause field erected lacing film getting device or failure of apparatus normally not to use, it is necessary to stop production and change ball valve; Three be lacing film getting device or device be all welded to metal pipe line with on high-pressure bottle, lacing film getting device or corrosion of equipment perforation, weld corrosion perforation, the generation of dielectric leakage phenomenon is there will be after certain time, cause producing stopping production, medium leak-off losses and serious environmental pollution, security incident is even occurred for flammable explosive medium, it is necessary to stop production and locate welded and installed lacing film getting device or device again at it; Four is that piece suspension device in lacing film getting device or device is after a certain period of use time due to corrosion and fouling, and the High Pressure Difference existed, in the process taking sheet, the excessive phenomenon that cannot take out of lacing film head torsion occurs, cause lacing film getting device or failure of apparatus, it is necessary to stop production and locate welded and installed lacing film getting device or device again at it;Stop production and locate again welded and installed lacing film getting device or device can cause the impact produced at it, cause the loss of corrosion test data, it is often more important that cause partial corrosion test point because of space problem cannot secondary installing piece suspension device and the appearance of corrosion test problem can not be carried out;

Five is that cost is high: show that every suit device is required for high-pressure ball valve and increases investment; Implementation process leakage, valve invalidation, operation failure all need to reinstall increase investment also result in stopping production; Leakage also results in environmental pollution and security incident.

Summary of the invention

In order to overcome the defect of above-mentioned prior art, it is an object of the invention to provide a kind of online lacing film getting device of anti-corrosion type supertension and using method thereof, overcome the cost that prior art exists high, resistance to force down, easily leakage, weld corrosion, piece suspension device or corrosion of equipment, torsion is excessive can not be opened, valve opening seal failure can not be changed, loss of data, corrosion test point rejection system corrosivity such as cannot test at the problem, realize the corrosive test that do not stop production online of high pressure or extra high voltage system medium, application for corrosion evaluation with corrosion control technology provides technical support.

In order to achieve the above object, the technical scheme is that and be achieved in that:

A kind of online lacing film getting device of anti-corrosion type supertension, including a piece suspension device 1, one end of piece suspension device 1 is welded on pipeline or container, and the other end of piece suspension device 1 is connected with getting device 2;

Described piece suspension device 1 includes welding pipe nipple 1a, installs a lacing film seal bar 1b in welding pipe nipple 1a;

Described getting device 2 includes annular seal space 2a, seal bar 2b is moved in upper hole design and installation in annular seal space 2a, upper hole in annular seal space 2a and design and installation bar supertension combination sealing 2c around mobile seal bar 2b, mobile seal bar 2b one end outside annular seal space 2a is provided with boosting-rod 2d, mobile seal bar 2b end in annular seal space 2a connects getting head 2e, the bottom of annular seal space 2a is connected with upper adapter 2f, upper adapter 2f is connected with high-pressure ball valve 2g, and high-pressure ball valve 2g is connected with lower connector 2h; The connecting tube 7a of upper adapter 2f is mounted with atmospheric valve 2i.

Described welding pipe nipple 1a includes body 3a, the hole upper design of body 3a and the upper packoff nipple 4a screw thread 3b being connected, the upper outside of body 3a devises and the upper adapter 2f screw thread 3c being connected, the medium design of the body 3a jack 3d of implantable lacing film seal bar 1b.

Described lacing film seal bar 1b is mounted with a pressure release seal bar 4c in hole between including on the lower end of packoff nipple 4a, upper packoff nipple 4a and lower seal pipe nipple 4b, and the endoporus between anticorrosion short circuit 4d and pressure release seal bar 4C is mounted with a spring 4e.

Described annular seal space 2a includes cavity 5a, devises baffle plate 5c in the top of cavity 5a under the design and installation clamping nut 5b of clamping nut 5b, cavity 5a, and the lower outside of cavity 5a devises and the upper adapter 2f screw thread 5d being connected.

Described mobile seal bar 2b includes mobile body of rod 6a, the power that the diameter of mobile body of rod 6a design bears is not more than 50kg, overstriking union joint 6b has been welded in the bottom design of mobile body of rod 6a, the upper design of mobile body of rod 6a boosting-rod bayonet socket 6c, overstriking union joint 6b medium design screw thread lock-joint 6d, the bottom of overstriking union joint 6b devises an extruding and opens the crowded bulb 6e of packoff nipple pin 8e.

Described upper adapter 2f includes connecting tube 7a, one end of connecting tube 7a devises plate washer 7b, plate washer 7b devises the axial static seal 7c in end, the plate washer 7b of connecting tube 7a first installs union A7d, then the other end of connecting tube 7a is welded with flange 7e, flange 7e devises 4 screw hole 7f mated with high-pressure ball valve 2g;Connecting tube designs the relieving device 7g of a welding atmospheric valve.

Described high-pressure ball valve 2g includes valve body 8a, designs hollow ball 8b in valve body 8a, designs all-or-nothing piece 8c and be connected with hollow ball 8b in valve body 8a, and 2 end faces on valve body 8a have separately designed 4 screw thread mouth 8d being connected with upper adapter 2f, lower connector 2h.

Described lower connector 2h includes connecting tube 9a, one end of connecting tube 9a devises plate washer 9b, plate washer 9b devises the static seal 9c that end is axial, the plate washer 9b of connecting tube 9a first installs union B9d, then the other end of connecting tube 9a is welded with flange 9e, flange 9e devises 4 screw hole 9f mated with high-pressure ball valve 2g.

Described getting head 2e includes getting head and takes parts 2d-1 and getting head extension parts 2d-2; Described getting head takes parts 2d-1 and includes body 10a, body 10a devises mobile seal bar socket 10b, pressure release seal bar socket 10c, pressure release seal bar bayonet lock 10d, the outer bottom of upper packoff nipple bayonet lock 10e, body 10a devises reverse trapezoidal thread 10f, relief hole 10g is devised in body 10a, the outer top of body 10a devises mobile seal bar cotter way 10h, and body 10a internal upper part devises crowded club socket 10k;

Described getting head is hung parts 2d-2 and is included body 11a, mobile seal bar socket 11b is devised in the top of body 11a, the top symmetric design of body 11a pin clamp 11c, devise pressure release seal bar socket 11d in the bottom of body 11a, outside the bottom of body 11a, devise packoff nipple 4a upper with the lacing film seal bar 1b forward trapezoidal thread 11e being connected.

Described upper packoff nipple 4a includes nipple body 12a, standard thread 12b is devised outside the top of nipple body 12a, the top medium design of nipple body 12a takes the corresponding notch 12h of parts 2d-1 with getting head, have also been devised and take upper corresponding for packoff nipple bayonet lock 8e card lock-joint 12f corresponding to parts 2d-1 with getting head, the endoporus of nipple body 12a designs reverse trapezoidal thread 12c from top to bottom successively, forward trapezoidal thread 12d and the standard thread 12e being connected with lower seal pipe nipple 4b, the fixing lock-joint 12g of the fixing lower seal pipe nipple 4b of the bottom symmetric design of nipple body 12a.

Described lower seal pipe nipple 4b includes nipple body 13a, the top interstitial hole design and installation of nipple body 13a bar supertension combination sealing 13b, bar is clamping nut 13c by supertension combination sealing 13b upper design, bar supertension combination sealing 13b bottom devises baffle plate 13e, the interstitial hole bottom of nipple body 13a devises screw thread 13f, the outer top of nipple body 13a devises screw thread 13g, the outer bottom of nipple body 13a devises the outer middle part design and installation of baffle plate 13h, nipple body 13a piston supertension combination sealing 13d.

Described pressure release seal bar 4c includes sealing body of rod 14a, the upper design one sealing body of rod 14a rotates square column 14b, rotate square column 14b envisaged underneath draw-in groove 14c, draw-in groove 14c envisaged underneath sealing ring 14d, the bottom sealing body of rod 14a devises baffle plate 14e, the bottom of baffle plate 14e devises lacing film steering yoke 14f, seals one relief hole 14g of medium design of body of rod 14a.

Described anti-corrosion pipe nipple 4d includes body 15a, the upper end of body 15a devises a shelves head 15b, shelves head 15b under be mounted with one with the lower seal pipe nipple 4b nut 15c being connected, sacrificial anode 15d has been built under nut 15c, the bottom of sacrificial anode 15d devises the top medium design of the threaded rod 15e being connected with corrosion coupon, body 15a slot 15f.

Described each parts need the specification condition met as follows:

1, the manufacturing specification condition of seal bar 2b is moved

The design of the 1.1 diameter 6R1 moving 6a in seal bar 2b

The pressure F that mobile seal bar 2b bears₁With the pressure P in mobile the shank diameter 6R1 of seal bar 2b, annular seal space₁Relational expression: F₁=3.14 × (6R1)²×P₁÷ 4, it is known that F₁With P₁Then calculate 6R1.

1.2, the design of other parameter in seal bar 2b is moved

The wherein diameter 6R2=8R5-N1 (N1 >=0.2mm) of 6b; Internal diameter 6R3 >=the 6mm of 6d, meets pulling force needs; The diameter 6R4=8R4-N2 (0.1mm≤N2≤0.5mm) of 6e; The width 6H1=6R1-N3 (N3 >=6R1/3 meets the fixing needs of screw rod) of 6c; Height 6H2 >=the 15mm of 6c, meets the fixing requirement of pin; The length 6H3=5H2+5H3+5H4+5H6+5H7+5H8+7H11+2 of 6a × 7H10+N4 (N4 >=50mm meets operation and requires); The length 6H4 of 6b >=15mm, meets 6R4 pinhole requirement; The cylinder length 6H5=8H4+8R10+N5 (0.1mm≤N5≤2mm, meet error requirements) of 6e; The cone length 6H6=8H3 of 6e.

The manufacturing specification condition of 2, pressure release seal bar 4c

2.1, the design of the diameter 12R1 of 14a in pressure release seal bar 4c

The diameter of 12R1 is the smaller the better in theory, but by intensity and processing restriction. 12R1 >=6mm (is required to determine by the minima bond strength of the bar footpath df8 of bar supertension combination sealing 11b and machined parameters).

2.2, the design of other parameter in pressure release seal bar 4c

The upright opening internal diameter 12R2 >=1mm of 14g, meets and bleeds off pressure requirement; The side opening internal diameter 12R3=12R2 of 14g; The diameter 12R4=12R1+N6 (N6 >=4mm meets pouring) of baffle plate 14e; The width 12H1=13H7-0.5mm of 14f; The length 12H2=11H3-12H3 of 14f; Thickness 12H3 >=the 3mm of 14e, meets pouring; The side opening of 14g is to the distance 12H4=11H4+11H5 of 14e; The side opening of 14g is to the distance 12H5=11H9+11H10+11H11+11H4+11H5+12R3+12H6+N7 (N7 >=2mm, it is ensured that 2d is displaced downwardly under 11b completely can pressure release) of 14d; Width 12H6 >=the 1mm of 14d, meets and seals pressure requirements; The distance 12H7 of 14d to 14c >=2mm, meets requirement of strength; (N8 >=0mm, meets and inserts error requirements the width 12H8=8R7+N8 of 14c; The distance 12H9 of 14c to 14b >=2mm, meets requirement of strength; Height 12H10 >=the 5mm of 14b, meets requirement of strength; The width 12H11=12R1/2 of 14b; The distance 12H12=12H6+12H7+12H8+12H9+12H10 at 14d to 14a top.

3, the manufacturing specification condition of lower seal pipe nipple 4b

Design principle: lower seal pipe nipple 4b size particularly external diameter size, determine the size of the online lacing film getting device of anti-corrosion type supertension, therefore, under the premise that satisfied application requires, as far as possible select minimum suitable external diameter. The wherein cylinder diameter DH9 (size according to 11R2 selects to adapt to the piston cylinder diameter DH9 of supertension combination sealing 11d of size) of the diameter 11R1=11d of 13h; The diameter 11R2=11R7+N10 (N10 >=2mm meets pouring) of 13a; The internal diameter 11R3=13R5 of 13f; The aperture 11R4=12R1 of 13e; The DH9 (size according to 11R4 selects to adapt to the bar cylinder diameter DH9 of supertension combination sealing 11b of size) of the external diameter 11R5=11b of 13b; (N11 >=4mm, meets processing needs and pressure needs to the diameter of thread 11R6=11R5+N11 of 13c;The diameter 11R7=11R6+N12 (N12 >=6mm meets pouring) of 13g; The tappet head diameter 11R8=11R6+N13 (N13 >=0mm meets pouring) of 13c; The thickness 11H1=11H2+11H3+11H4-11H8 of 13h; Height 11H2 >=the 15mm of 13f, meets pouring; (N14 >=15mm, meets spring-compressed surplus requirement to the distance 11H3=13H5+12H3+12H5-11H9-11H10-11H11+N14 of 13f to baffle plate 13e; Thickness 11H4 >=the 3mm of 13e, meets pouring; The groove width L of the height 11H5=11b of 13b^+0.2Sleeve width K (the K=L of+11b^+0.2; The reach 11H6 of 13c >=10mm, meets pouring; The length 11H7=11H5+11H6 of 13g; The length 11H8=2 of 13d × (groove width L of 11d^+0.2+ sleeve width K (K=L^+0.2)); The hold-down head length 11H9 >=2mm of 13c, meets compressed error requirement; (N15 >=2mm, meets and tightens error requirements the reach 11H10=11H6+N15 of 13c; The tappet head thickness 11H11 >=5mm of 13c, meets and tightens requirement.

4, the manufacturing specification condition of upper packoff nipple 4a

The wherein lower end diameter 10R1=11R1 of 12a; The lower port diameter 10R2=11R2 of 12e; The diameter of thread 10R3=11R7 of 12e; (N16 >=4mm, meets connection request to the diameter of thread 10R4=10R3+N16 of 12d; (N17 >=4mm, meets connection request to the diameter of thread 10R5=10R4+N17 of 12c; The internal diameter 10R6=8R6+N18 (N18 >=1mm meets and inserts error requirements) of 12h; The diameter of thread 10R7=10R6+N19 (N19 >=4mm meets requirement of strength) of 12b; Internal diameter 10R8 >=the 4mm of 12g, meets the needs of latch intensity; The diameter 10R9=8R8 of 12f; Height 10H1 >=the 2mm of 12e end opening, meets the compression requirement of seal combination; 12a lower end cylinder height 10H2=11H7-10H3; 12b lower end slope vertical height 10H3 >=1mm, meets the requirement of processing gradient; The reach 10H4 of 12d >=15mm, meets operation requirement; The reach 10H5 of 12c >=25mm, meets operation requirement; The distance 10H6 of 12f to 12b >=3mm, meets pulling tension requirements; The distance from top 10H7=10H6 of 12f to 12h; The thread depth 10H8=10H4+10H5-N20 (10≤N20≤250mm, meet requirement of strength) of 12b; 12a residue length 10H9=10H1+10H2+10H3+10H8 except 12h.

5, the manufacturing specification condition of anti-corrosion pipe nipple 4d

The wherein diameter 13R1=11R1-N21 (N21 >=1mm meets and inserts requirement) of 15d; The diameter 13R2=N22 (4mm≤N22≤10mm, meet connection request) of 15e; The diameter 13R3=13H7+N23 (N23 >=2mm meets requirement of strength) of 15a; The diameter 13R4=11R3-N24 (N24 >=1mm meets and inserts error requirements) of 15b; The diameter 13R5=11R3 of 15c; The length 13H1 of 15e >=5mm, meets connection request; The length 13H2 of 15d >=50mm, meets corrosion control requirement); Distance 13H3 between 15d and 15c >=2mm, meets space and requires); The length 13H4=11H2 of 15c; Height 13H5 >=the 2mm of 15b, meets load-bearing requirements; Length 13H6=12H5-(the 11H9+11H10+11H11)+N25 (N25 >=2mm meets error requirements) of 15f; Width 13H7 >=the 2mm of 15f, meets turning moment requirement of strength); The residue length 13H8=13H1+13H2+13H3 of below 15c 15a.

6, the manufacturing specification condition of pipe nipple 1a is welded

The wherein diameter 3R1=7R3 of 3c;The diameter 3R2=10R7 of 3b; The DH9 of the diameter 3R3=11d of 3d; The length 3H1=13H8+10H1+10H2+11H1+11H8 of 3d; 3d slope vertical height 3H2=10H3; The reach 3H3=10H8 of 3b; The reach 3H4 of 3c >=25mm, meets threaded engagement pouring.

7, the manufacturing specification condition of upper adapter 2f

The wherein internal diameter 7R1=3R2+N27 (N27 >=0.1mm meets error requirements) of 7a; The external diameter 7R2=7R1+ (7H1+7H2+7H3)/2 of 7a; The internal thread diameter 7R3=7R1+2 of 7d × (7H1+7H2+7H3)+N27 (N27 >=1mm meets and coordinates requirement between accessory); Aperture 7R4 >=the 6mm of 7f, meets screw diameter requirement; Aperture 7R5 >=the 1mm of 7g, meets pressure release requirement; The external diameter 7R6=7R3+N28 (N28 >=2mm meets requirement of strength) of 7d; 7f hole middle ware is from 7R7=7R2+7R4+N28 (N28 >=20mm meets operation and requires); The pipe Internal baffle thickness 7H1 >=2mm of 7c, meets the seal request of the shelves to end (axially) static seal TB752; The groove width L of diameter 7H2=end (axially) the static seal TB752 of 7c^+0.2; The pipe outer baffle thickness 7H3 >=2mm of 7c, meets the seal request of the shelves to end (axially) static seal TB752; The gash depth H of height 7H4=end (axially) the static seal TB752 of 7c⁺⁰¹; Thickness 7H5 >=the 3mm of 7b, meets pouring; Collar thickness 7H6 >=the 3mm of 7d, meets pouring; The spacing 7H7 of 7f and 7d >=50mm, is connected the length of screw rod more than flange 7e and high pressure valve 2g, meets the space requirement tightening the helper connecting screw rod simultaneously; Thickness 7H8 >=the 3mm of 7f, meets pouring; The female thread length 7H9 >=10mm of 7d, meets and tightens screw rod space requirement; The length 7H10=7H4+7H5+7H6+7H7+7H8 of 7a.

8, the manufacturing specification condition of high-pressure ball valve 2g

The wherein diameter of thread 7R8=7R4-0.5mm of 8d; The internal diameter 7R9=10R8+N29 (N29 >=1mm enters the error requirements of lacing film seal bar 1b under meeting) of 8b; The hole centre distance 7R10=7R7 of 8d; Thickness 7H11 >=the 120mm of 8a, meets valve processing request.

8, the manufacturing specification condition of lower connector 2h

Except not having 7R5, all the other are all identical with the making of upper adapter 2f.

9, the manufacturing specification condition of annular seal space 2a

The wherein lower chamber internal diameter 5R1=7R1 of 5d; The diameter of thread 5R2=7R3 of 5d; The aperture 5R3=6R1 of 5c; The upper cavity internal diameter 5R4=bar DH9 of supertension combination sealing 5b of 5a; The diameter of thread 5R5=5R4+N30 (N30 >=3mm meets measuring body requirement) of 5b; The tappet head diameter 5R6=5R3+N31 (N31 >=0mm meets and tightens requirement of strength) of 5b; The reach 5H1=7H9+N32 (N32 >=2mm meets and tightens requirement) of 5d; The lower chamber height 5H2=10H9+11H2+11H3+11H4+13H8+8H3+8H4+8H5+8R10 of 5a; Thickness 5H3 >=the 3mm of 5c, meets pouring; The upper cavity height 5H4=2 of 5d × (bar groove width L of supertension combination sealing 5b^+0.2+ sleeve width K (K=L^+0.2)); The reach 5H5 of 5b >=10mm, meets pouring; The hold-down head length 5H6 >=2mm of 5b, meets combination sealing 5b and compresses requirement; The reach 5H7=5H5+N33 (N33 >=1mm meets and tightens requirement) of 5b; The tappet head thickness 5H8 >=3mm of 5b, meets pouring); The bar footpath df8 of bar supertension combination sealing 5b is determined by 6R1.

10, getting head takes the manufacturing specification condition of parts 2d-1

The wherein diameter of thread 8R1=10R5 of 10f;The bulb diameter 8R2=12R1 of 10c; Bore dia 8R3 >=the 0.5mm of 10g, meets emptying requirement; Diameter 8R4 >=the 6mm of 10k, extruding distance reaches more than 2mm; The internal diameter 8R5=8R6-N34 (N34 >=6mm meets pulling tension requirements) of 10b; The external diameter 8R6=10R6 of 10b; Internal diameter 8R7 >=the 4mm of 10d, meets the requirement of pin bolt; The ball internal diameter 8R8 >=6mm of 10e, meets the requirement of pin bolt; The hole internal diameter 8R9=8R7+N35 (N35 >=1mm meets and inserts requirement) of 10c; The hole internal diameter 8R10=8R8+N36 (N36 >=1mm meets and inserts requirement) of 10e; The reach 8H1=10H5 of 10f; The hole height 8H2=12H6+12H7+12H8+12H9+12H10+N37 (0.5mm≤N37≤3mm, meet error requirements) of 10c; The spacing 8H3=12H13+N38 (N38 >=1mm meets error requirements) of 10c and 10f; The spacing 8H4 of 10e and 10h >=3mm, meets pulling tension requirements; The height 8H5=8H3+8H4+8R10+6H4+N39 (0.2mm≤N39≤1mm, meet error requirements) of 10h; The distance 8H6 at 10h to 10b top >=3mm, meets pulling tension requirements; The width 8H7=6R3+N40 (N40 >=0.2mm meets and inserts requirement) of 10h; The degree of depth sum 8H8=8H3+8H4+8H5+8H6+8R10 of 10b and 10k.

11, getting head takes the manufacturing specification condition of parts 2d-2

The wherein diameter of thread 9R1=10R4 of 11e; The internal diameter 9R2=12R1 of 11d; The internal diameter 9R3=6R2+N41 (N41 >=1mm meets the requirement being inserted in) of 11b; The external diameter 9R4=9R3+N42 (N42 >=4mm meets requirement of strength) of 11b; The aperture 9R5=6R3+N43 (N43 >=1mm meets pin and inserts requirement) of 11c; The reach 9H1=10H4 of 11e; Distance 9H2=10H5+10H6+10H7+10R9+N44 (N44 >=1mm meets mismatch error and requires) bottom 11e and 11b; 11b bottom thickness 9H3 >=3mm, meets requirement of strength; To the distance 9H4 >=3mm of 11c bottom 11b, meet requirement of strength; 11b top, to the distance 9H5 >=3mm of 11c, meets requirement of strength.

Based on above-mentioned a kind of online lacing film getting device of anti-corrosion type supertension, its using method comprises the following steps:

(1), the welding of piece suspension device 1 and installation

By the lower weld of welding pipe nipple 1a on pipeline, by welded pipeline position punching in welding pipe nipple 1a or punch before welding with card punch, then lacing film seal bar 1b is installed in welding pipe nipple 1a, complete the installation of piece suspension device 1;

(2), the operational approach of lacing film

The first step: take out the lacing film seal bar 1b in piece suspension device 1

Parts 2d-1 was taken before this by one end overstriking union joint 6b of the mobile seal bar 2b in getting device 2 installs getting head, and operate the mobile seal bar 2b getting head connected and take parts 2d-1 and be positioned in getting device 2 in the lump, then the union 9d of getting device 2 is connected with the connection screw thread 3c welding pipe nipple 1a of piece suspension device 1 and tightens, close atmospheric valve 2i, by boosting-rod 2d, movement seal bar 2b is pressed in upper packoff nipple 4a, reversely rotate, the top to high-pressure ball valve 2g is lifted up after being unscrewed by lacing film seal bar 1a, close high-pressure ball valve 2g, open atmospheric valve 2i to bleed off pressure, and determine whether high-pressure ball valve 2g seals by bleeding off pressure, determine that high-pressure ball valve 2g seals intact, close atmospheric valve 2i, all devices are unloaded from union 7d, take from getting head and parts 2d-1 unloads lacing film seal bar 1b,

Second step: hang test test piece

Unload getting head from mobile seal bar 2b and take parts 2d-1, replace with getting head and hang parts 2d-2, the anticorrosion short circuit 4d (guaranteeing the corrosion control of the corrosion control to piece suspension device 1 and butt welded seam) that anticorrosion short circuit 4d in lacing film seal bar 1b is more renewed, again with getting head, lacing film seal bar 1b is hung parts 2d-2 to be connected, the union joint 15e of the anticorrosion short circuit 4d in lacing film seal bar 1b installs test test piece, after checking that all installations are no problem, the lacing film seal bar 1b that it is connected by the mobile seal bar 2b of operation is placed in annular seal space 2a with test lacing film, again the coupling nut 5d of union 7d and annular seal space 2a is connected and tightens, close atmospheric valve 2i, open high-pressure ball valve 2g, by pressing in mobile seal bar 2b to welding pipe nipple 1a under boosting-rod 2d, rotate forward, open atmospheric valve 2i after tightening lacing film seal bar 1b to bleed off pressure, and determine whether piece suspension device 1 seals by bleeding off pressure, determine that piece suspension device 1 seals intact, close atmospheric valve 2i, reversely rotate and getting head extension parts 2d-2 is deviate from from lacing film seal bar 1b, lift up getting head and hang parts 2d-2 to getting device 2, open atmospheric valve 2i, see whether leakage, determine after not missing, getting device 2 is unloaded from union 7L, complete lacing film operation,When it needs to be determined that during the direction of lacing film, by rotating the rotation square column 14b of pressure release seal bar 4c, lacing film is adjusted required direction.

(3) operational approach of sheet, is taken

The first step: take test test piece

First take parts 2d-1 by the overstriking union joint 6b on the mobile seal bar 2b in getting device 2 installs getting head, and it is positioned in getting device 2, then the union 9d of getting device 2 is connected with the connection screw thread 3c welding pipe nipple 1a of piece suspension device 1 and tightens, close atmospheric valve 2i, by boosting-rod 2d, movement seal bar 2b is pressed in upper packoff nipple 4a, reversely rotate, the top to high-pressure ball valve 2g is lifted up after being unscrewed by lacing film seal bar 1a, close high-pressure ball valve 2g, open atmospheric valve 2i to bleed off pressure, and determine whether high-pressure ball valve 2g seals by bleeding off pressure, determine that high-pressure ball valve 2g seals intact, close atmospheric valve 2i, all devices are unloaded from union 7d, take from getting head and parts 2d-1 unloads lacing film seal bar 1b, test test piece is unloaded from lacing film seal bar 1b,

Second step: shed getting device 2

Unload getting head from mobile seal bar 2b and take parts 2d-1, replace with getting head and hang parts 2d-2, the anticorrosion short circuit 4d (guaranteeing the corrosion control of the corrosion control to piece suspension device 1 and butt welded seam) that anticorrosion short circuit 4d in lacing film seal bar 1b is more renewed, again with getting head, lacing film seal bar 1b is hung parts 2d-2 to be connected, after checking that all installations are no problem, the lacing film seal bar 1b that it is connected by the mobile seal bar 2b of operation is placed in annular seal space 2a, again the coupling nut 5d of union 7d and annular seal space 2a is connected and tightens, close atmospheric valve 2i, open high-pressure ball valve 2g, by pressing in mobile seal bar 2b to welding pipe nipple 1a under boosting-rod 2d, rotate forward, open atmospheric valve 2i after tightening lacing film seal bar 1b to bleed off pressure, and determine whether piece suspension device 1 seals by bleeding off pressure, determine that piece suspension device 1 seals intact, close atmospheric valve 2i, reversely rotate and getting head extension parts 2d-2 is deviate from from lacing film seal bar 1b, lift up getting head and hang parts 2d-2 to getting device, open atmospheric valve 2i, see whether leakage, determine after not missing, getting device 2 is unloaded from union 9d, complete the operation shedding getting device 2.

(4), valve leakage replacement operation

Taking sheet process, it is placed in annular seal space 2a when lacing film seal bar 1b takes out from piece suspension device 1, close high-pressure ball valve 2, open atmospheric valve 2i, if medium ceaselessly flows out, illustrate that high-pressure ball valve 2g can not close sealing, there is leakage phenomena, annular seal space 2a cannot be unloaded, at this moment atmospheric valve 2i has been closed, open high-pressure ball valve 2g, being operated by boosting-rod 2d presses down the mobile seal bar 2b lacing film seal bar 1b it connected to be placed in welding pipe nipple 1a, and go into overdrive to be depressed in crowded club socket 10k by the crowded bulb 6e on mobile seal bar 2b, rotate forward, until lacing film seal bar 1b tightens, open atmospheric valve 2i to bleed off pressure, and determine whether piece suspension device 1 seals by bleeding off pressure, determine that piece suspension device 1 seals intact, close atmospheric valve 2i, lift up mobile seal bar 2b, crowded bulb 6e is extracted from crowded club socket 10k, rotate forward and getting head is taken parts 2d-1 deviate from from lacing film seal bar 1b, lift up getting head and take parts 2d-1 to getting device 2, open atmospheric valve 2i, see whether leakage, determine after not missing, getting device 2 is unloaded from union 9d, then change high-pressure ball valve 2g and carry out other operation again.

The invention has the beneficial effects as follows:

Device is pressure height: piece suspension device 1 is pressure with getting device 2 can reach 100MPa and more than, safe and practical.

Corrosion-resistant: piece suspension device 1 devises the anti-corrosion pipe nipple of sacrificial anode cast, it is possible to the effective corrosion controlling piece suspension device 1 and welding position, it is therefore prevented that because corrosion causes leakage, piece suspension device 1 Problem of Failure.

Once mounting, life-time service: is that the leakage of operating process high-pressure ball valve is replaceable; Two is that anticorrosion short circuit 4d in piece suspension device 1 is replaceable, it is ensured that piece suspension device 1 and weld seam do not corrode, it is to avoid the inefficacy of piece suspension device 1.

Cost is low: one is that piece suspension device 1 can self sealss, it is not necessary to installs high-pressure ball valve, has saved ball valve expense; Two is prevent to locate welded and installed piece suspension device again because high-pressure ball valve leakage, piece suspension device and getting device failure of apparatus need to stop production at it, has saved the expenses such as investment again, production suspension induced losses, leakage pollution; The prior loss being that of avoiding corrosion test data, it is to avoid partial corrosion test point cannot secondary installing piece suspension device and the problem that can not carry out corrosion test because of space problem.

Accompanying drawing explanation

Fig. 1 is the cross-sectional view of piece suspension device 1 of the present invention.

Fig. 2 is the cross-sectional view of getting device 2 of the present invention.

Fig. 3 is the cross-sectional view that the present invention welds pipe nipple 1a.

Fig. 4 is the cross-sectional view of lacing film seal bar 1b of the present invention.

Fig. 5 is the cross-sectional view of annular seal space 2a of the present invention.

Fig. 6 is the cross-sectional view that the present invention moves seal bar 2b.

Fig. 7 is the cross-sectional view of adapter 2f in the present invention.

Fig. 8 is the cross-sectional view of high-pressure ball valve 2g of the present invention.

Fig. 9 is the cross-sectional view of lower connector 2h of the present invention.

Figure 10 is the cross-sectional view that getting head of the present invention takes parts 2d-1.

Figure 11 is the cross-sectional view that getting head of the present invention hangs parts 2d-2.

Figure 12 is the cross-sectional view of packoff nipple 4a in the present invention.

Figure 13 is the cross-sectional view of lower seal pipe nipple 4b of the present invention.

Figure 14 is the cross-sectional view of pressure release seal bar 4c of the present invention.

Figure 15 is the cross-sectional view of anti-corrosion pipe nipple 4d of the present invention.

Figure 16 is the making design parameter mark code name schematic diagram that the present invention welds pipe nipple 1a.

Figure 17 is the making design parameter mark code name schematic diagram of annular seal space 2a of the present invention.

Figure 18 is the making design parameter mark code name schematic diagram that the present invention moves seal bar 2b.

Figure 19 is the making design parameter mark code name schematic diagram of adapter 2f in the present invention.

Figure 20 is the making design parameter mark code name schematic diagram of high-pressure ball valve 2g of the present invention.

Figure 21 is the making design parameter mark code name schematic diagram that getting head of the present invention takes parts 2d-1.

Figure 22 is the making design parameter mark code name schematic diagram that getting head of the present invention hangs parts 2d-2.

Figure 23 is the making design parameter mark code name schematic diagram of packoff nipple 4a in the present invention.

Figure 24 is the making design parameter mark code name schematic diagram of lower seal pipe nipple 4b of the present invention.

Figure 25 is the making design parameter mark code name schematic diagram of pressure release seal bar 4c of the present invention.

Figure 26 is the making design parameter mark code name schematic diagram of anti-corrosion pipe nipple 4d of the present invention.

Detailed description of the invention

Below in conjunction with accompanying drawing, the present invention done detailed narration.

Based on the online lacing film getting device of above-mentioned anti-corrosion type supertension, will reaching above-mentioned application target, the processing and fabricating method of anti-corrosion type supertension online lacing film getting device is as follows:

See figures.1.and.2, a kind of online lacing film getting device of anti-corrosion type supertension, including a piece suspension device 1, one end of piece suspension device 1 is welded on pipeline or container, and the other end of piece suspension device 1 is connected with getting device 2;

With reference to Fig. 1, described piece suspension device 1 includes welding pipe nipple 1a, installs a lacing film seal bar 1b in welding pipe nipple 1a;

With reference to Fig. 2, described getting device 2 includes annular seal space 2a, seal bar 2b is moved in upper hole design and installation in annular seal space 2a, upper hole in annular seal space 2a and design and installation bar supertension combination sealing 2c around mobile seal bar 2b, mobile seal bar 2b one end outside annular seal space 2a is provided with boosting-rod 2d, mobile seal bar 2b end in annular seal space 2a connects getting head 2e, the bottom of annular seal space 2a is connected with upper adapter 2f, upper adapter 2f is connected with high-pressure ball valve 2g, and high-pressure ball valve 2g is connected with lower connector 2h; The connecting tube 7a of upper adapter 2f is mounted with atmospheric valve 2i.

With reference to Fig. 3, described welding pipe nipple 1a includes body 3a, the hole upper design of body 3a and the upper packoff nipple 4a screw thread 3b being connected, the upper outside of body 3a devises and the upper adapter 2f screw thread 3c being connected, the medium design of the body 3a jack 3d of implantable lacing film seal bar 1b.

With reference to Fig. 4, described lacing film seal bar 1b includes packoff nipple 4a, being mounted with a pressure release seal bar 4c in hole between on the lower end of upper packoff nipple 4a and lower seal pipe nipple 4b, the endoporus between anticorrosion short circuit 4d and pressure release seal bar 4C is mounted with a spring 4e.

With reference to Fig. 5, described annular seal space 2a includes cavity 5a, devises baffle plate 5c in the top of cavity 5a under the design and installation clamping nut 5b of clamping nut 5b, cavity 5a, and the lower outside of cavity 5a devises and the upper adapter 2f screw thread 5d being connected.

With reference to Fig. 6, described mobile seal bar 2b includes mobile body of rod 6a, the power that the diameter of mobile body of rod 6a design bears is not more than 50kg, overstriking union joint 6b has been welded in the bottom design of mobile body of rod 6a, the upper design of mobile body of rod 6a boosting-rod bayonet socket 6c, overstriking union joint 6b medium design screw thread lock-joint 6d, the bottom of overstriking union joint 6b devises an extruding and opens the crowded bulb 6e of packoff nipple pin 8e.

With reference to Fig. 7, described upper adapter 2f includes connecting tube 7a, one end of connecting tube 7a devises plate washer 7b, plate washer 7b devises the axial static seal 7c in end, the plate washer 7b of connecting tube 7a first installs union A7d, then the other end of connecting tube 7a is welded with flange 7e, flange 7e devises 4 screw hole 7f mated with high-pressure ball valve 2g; Connecting tube designs the relieving device 7g of a welding atmospheric valve.

With reference to Fig. 8, described high-pressure ball valve 2g includes valve body 8a, designing hollow ball 8b in valve body 8a, design all-or-nothing piece 8c and be connected with hollow ball 8b in valve body 8a, 2 end faces on valve body 8a have separately designed 4 screw thread mouth 8d being connected with upper adapter 2f, lower connector 2h.

With reference to Fig. 9, described lower connector 2h includes connecting tube 9a, one end of connecting tube 9a devises plate washer 9b, plate washer 9b devises the static seal 9c that end is axial, the plate washer 9b of connecting tube 9a first installs union B9d, then the other end of connecting tube 9a is welded with flange 9e, flange 9e devises 4 screw hole 9f mated with high-pressure ball valve 2g.

Include getting head with reference to Figure 10, described getting head 2e and take parts 2d-1 and getting head extension parts 2d-2; Described getting head takes parts 2d-1 and includes body 10a, body 10a devises mobile seal bar socket 10b, pressure release seal bar socket 10c, pressure release seal bar bayonet lock 10d, the outer bottom of upper packoff nipple bayonet lock 10e, body 10a devises reverse trapezoidal thread 10f, relief hole 10g is devised in body 10a, the outer top of body 10a devises mobile seal bar cotter way 10h, and body 10a internal upper part devises crowded club socket 10k;

With reference to Figure 11, described getting head is hung parts 2d-2 and is included body 11a, mobile seal bar socket 11b is devised in the top of body 11a, the top symmetric design of body 11a pin clamp 11c, devise pressure release seal bar socket 11d in the bottom of body 11a, outside the bottom of body 11a, devise packoff nipple 4a upper with the lacing film seal bar 1b forward trapezoidal thread 11e being connected.

With reference to Figure 12, described upper packoff nipple 4a includes nipple body 12a, standard thread 12b is devised outside the top of nipple body 12a, the top medium design of nipple body 12a takes the corresponding notch 12h of parts 2d-1 with getting head, have also been devised and take upper corresponding for packoff nipple bayonet lock 8e card lock-joint 12f corresponding to parts 2d-1 with getting head, the endoporus of nipple body 12a designs reverse trapezoidal thread 12c from top to bottom successively, forward trapezoidal thread 12d and the standard thread 12e being connected with lower seal pipe nipple 4b, the fixing lock-joint 12g of the fixing lower seal pipe nipple 4b of the bottom symmetric design of nipple body 12a.

With reference to Figure 13, described lower seal pipe nipple 4b includes nipple body 13a, the top interstitial hole design and installation of nipple body 13a bar supertension combination sealing 13b, bar is clamping nut 13c by supertension combination sealing 13b upper design, bar supertension combination sealing 13b bottom devises baffle plate 13e, the interstitial hole bottom of nipple body 13a devises screw thread 13f, the outer top of nipple body 13a devises screw thread 13g, the outer bottom of nipple body 13a devises the outer middle part design and installation of baffle plate 13h, nipple body 13a piston supertension combination sealing 13d.

With reference to Figure 14, described pressure release seal bar 4c includes sealing body of rod 14a, the upper design one sealing body of rod 14a rotates square column 14b, rotate square column 14b envisaged underneath draw-in groove 14c, draw-in groove 14c envisaged underneath sealing ring 14d, the bottom sealing body of rod 14a devises baffle plate 14e, the bottom of baffle plate 14e devises lacing film steering yoke 14f, seals one relief hole 14g of medium design of body of rod 14a.

With reference to Figure 15, described anti-corrosion pipe nipple 4d includes body 15a, the upper end of body 15a devises a shelves head 15b, shelves head 15b under be mounted with one with the lower seal pipe nipple 4b nut 15c being connected, sacrificial anode 15d has been built under nut 15c, the bottom of sacrificial anode 15d devises the top medium design of the threaded rod 15e being connected with corrosion coupon, body 15a slot 15f.

Described each parts need the specification condition met as follows, with reference to Figure 16-26:

1, the manufacturing specification condition of seal bar 2b is moved

The design of the 1.1 diameter 6R1 moving 6a in seal bar 2b

1.2, the design of other parameter in seal bar 2b is moved

The wherein diameter 6R2=8R5-N1 (N1 >=0.2mm) of 6b; Internal diameter 6R3 >=the 6mm of 6d, meets pulling force needs; The diameter 6R4=8R4-N2 (0.1mm≤N2≤0.5mm) of 6e; The width 6H1=6R1-N3 (N3 >=6R1/3 meets the fixing needs of screw rod) of 6c; Height 6H2 >=the 15mm of 6c, meets the fixing requirement of pin; The length 6H3=5H2+5H3+5H4+5H6+5H7+5H8+7H11+2 of 6a × 7H10+N4 (N4 >=50mm meets operation and requires); The length 6H4 of 6b >=15mm, meets 6R4 pinhole requirement; The cylinder length 6H5=8H4+8R10+N5 (0.1mm≤N5≤2mm, meet error requirements) of 6e;The cone length 6H6=8H3 of 6e.

The manufacturing specification condition of 2, pressure release seal bar 4c

2.1, the design of the diameter 12R1 of 14a in pressure release seal bar 4c

2.2, the design of other parameter in pressure release seal bar 4c

3, the manufacturing specification condition of lower seal pipe nipple 4b

Design principle: lower seal pipe nipple 4b size particularly external diameter size, determine the size of the online lacing film getting device of anti-corrosion type supertension, therefore, under the premise that satisfied application requires, as far as possible select minimum suitable external diameter. The wherein cylinder diameter DH9 (size according to 11R2 selects to adapt to the piston cylinder diameter DH9 of supertension combination sealing 11d of size) of the diameter 11R1=11d of 13h; The diameter 11R2=11R7+N10 (N10 >=2mm meets pouring) of 13a; The internal diameter 11R3=13R5 of 13f; The aperture 11R4=12R1 of 13e; The DH9 (size according to 11R4 selects to adapt to the bar cylinder diameter DH9 of supertension combination sealing 11b of size) of the external diameter 11R5=11b of 13b; (N11 >=4mm, meets processing needs and pressure needs to the diameter of thread 11R6=11R5+N11 of 13c; The diameter 11R7=11R6+N12 (N12 >=6mm meets pouring) of 13g; The tappet head diameter 11R8=11R6+N13 (N13 >=0mm meets pouring) of 13c; The thickness 11H1=11H2+11H3+11H4-11H8 of 13h; Height 11H2 >=the 15mm of 13f, meets pouring; (N14 >=15mm, meets spring-compressed surplus requirement to the distance 11H3=13H5+12H3+12H5-11H9-11H10-11H11+N14 of 13f to baffle plate 13e; Thickness 11H4 >=the 3mm of 13e, meets pouring; The groove width L of the height 11H5=11b of 13b^+0.2Sleeve width K (the K=L of+11b^+0.2; The reach 11H6 of 13c >=10mm, meets pouring; The length 11H7=11H5+11H6 of 13g; The length 11H8=2 of 13d × (groove width L of 11d^+0.2+ sleeve width K (K=L^+0.2)); The hold-down head length 11H9 >=2mm of 13c, meets compressed error requirement; (N15 >=2mm, meets and tightens error requirements the reach 11H10=11H6+N15 of 13c; The tappet head thickness 11H11 >=5mm of 13c, meets and tightens requirement.

4, the manufacturing specification condition of upper packoff nipple 4a

5, the manufacturing specification condition of anti-corrosion pipe nipple 4d

6, the manufacturing specification condition of pipe nipple 1a is welded

The wherein diameter 3R1=7R3 of 3c; The diameter 3R2=10R7 of 3b; The DH9 of the diameter 3R3=11d of 3d; The length 3H1=13H8+10H1+10H2+11H1+11H8 of 3d; 3d slope vertical height 3H2=10H3; The reach 3H3=10H8 of 3b; The reach 3H4 of 3c >=25mm, meets threaded engagement pouring.

7, the manufacturing specification condition of upper adapter 2f

The wherein internal diameter 7R1=3R2+N27 (N27 >=0.1mm meets error requirements) of 7a; The external diameter 7R2=7R1+ (7H1+7H2+7H3)/2 of 7a; The internal thread diameter 7R3=7R1+2 of 7d × (7H1+7H2+7H3)+N27 (N27 >=1mm meets and coordinates requirement between accessory); Aperture 7R4 >=the 6mm of 7f, meets screw diameter requirement; Aperture 7R5 >=the 1mm of 7g, meets pressure release requirement; The external diameter 7R6=7R3+N28 (N28 >=2mm meets requirement of strength) of 7d; 7f hole middle ware is from 7R7=7R2+7R4+N28 (N28 >=20mm meets operation and requires); The pipe Internal baffle thickness 7H1 >=2mm of 7c, meets the seal request of the shelves to end (axially) static seal TB752; The groove width L of diameter 7H2=end (axially) the static seal TB752 of 7c^+0.2;The pipe outer baffle thickness 7H3 >=2mm of 7c, meets the seal request of the shelves to end (axially) static seal TB752; The gash depth H of height 7H4=end (axially) the static seal TB752 of 7c⁺⁰¹; Thickness 7H5 >=the 3mm of 7b, meets pouring; Collar thickness 7H6 >=the 3mm of 7d, meets pouring; The spacing 7H7 of 7f and 7d >=50mm, is connected the length of screw rod more than flange 7e and high pressure valve 2g, meets the space requirement tightening the helper connecting screw rod simultaneously; Thickness 7H8 >=the 3mm of 7f, meets pouring; The female thread length 7H9 >=10mm of 7d, meets and tightens screw rod space requirement; The length 7H10=7H4+7H5+7H6+7H7+7H8 of 7a.

8, the manufacturing specification condition of high-pressure ball valve 2g

8, the manufacturing specification condition of lower connector 2h

9, the manufacturing specification condition of annular seal space 2a

10, getting head takes the manufacturing specification condition of parts 2d-1

The wherein diameter of thread 8R1=10R5 of 10f; The bulb diameter 8R2=12R1 of 10c; Bore dia 8R3 >=the 0.5mm of 10g, meets emptying requirement; Diameter 8R4 >=the 6mm of 10k, extruding distance reaches more than 2mm; The internal diameter 8R5=8R6-N34 (N34 >=6mm meets pulling tension requirements) of 10b; The external diameter 8R6=10R6 of 10b; Internal diameter 8R7 >=the 4mm of 10d, meets the requirement of pin bolt; The ball internal diameter 8R8 >=6mm of 10e, meets the requirement of pin bolt; The hole internal diameter 8R9=8R7+N35 (N35 >=1mm meets and inserts requirement) of 10c; The hole internal diameter 8R10=8R8+N36 (N36 >=1mm meets and inserts requirement) of 10e; The reach 8H1=10H5 of 10f; The hole height 8H2=12H6+12H7+12H8+12H9+12H10+N37 (0.5mm≤N37≤3mm, meet error requirements) of 10c; The spacing 8H3=12H13+N38 (N38 >=1mm meets error requirements) of 10c and 10f; The spacing 8H4 of 10e and 10h >=3mm, meets pulling tension requirements; The height 8H5=8H3+8H4+8R10+6H4+N39 (0.2mm≤N39≤1mm, meet error requirements) of 10h;The distance 8H6 at 10h to 10b top >=3mm, meets pulling tension requirements; The width 8H7=6R3+N40 (N40 >=0.2mm meets and inserts requirement) of 10h; The degree of depth sum 8H8=8H3+8H4+8H5+8H6+8R10 of 10b and 10k.

11, getting head takes the manufacturing specification condition of parts 2d-2

(1), the welding of piece suspension device 1 and installation

(2), the operational approach of lacing film

Second step: hang test test piece

(3) operational approach of sheet, is taken

The first step: take test test piece

Second step: shed getting device 2

(4), valve leakage replacement operation

Embodiment one:

1, the making of seal bar 2b is moved

1.1, the design of 6R1 in seal bar 2b is moved

In oil field development system, general pressure P₁Less than 60MPa, according to manual operation requirement, operational forces F₁Less than 50kg, according to formula F₁=3.14 × (6R1)²×P₁÷ 4 calculates the diameter of 6R1: 50=3.14 × (6R1)²× 60 ÷ 4,6R1=10.3m.Select 6R1=10.0mm.

The design of 1.2 other parameters moving seal bar 2b

6R2=φ 28mm; 6R3=M8; 6R4=φ 7.5; 6H1=7mm; 6H2=20mm; 6H3=489mm; 6H4=4mm; 6H5=15mm; 6H6=4mm.

The making of 2, pressure release seal bar 4c

The design of parameters in pressure release seal bar 4c: 12R1=φ 8mm; 12R2=φ 1.5mm; 12R3=φ 1.5mm; 12R4=φ 14mm; 12H1=7.5mm; 12H2=28mm; 12H3=3mm; 12H4=15mm; 12H5=53mm; 12H6=1.5mm; 12H7=3mm; 12H8=7mm; 12H9=3mm; 12H10=10mm; 12H11=5mm; 12H13=24.5mm.

3, the making of lower seal pipe nipple 4b

The design of parameters in lower seal pipe nipple 4b: 11R1=φ 35-0.04mm; 11R2=27.9mm; 11R3=M18; 11R4=φ 8mm; 11R5=φ 13.4mm; 11R6=M17.4; 11R7=M25.4; 11R8=φ 27; 11H1=14mm; 11H2=10mm; 11H3=31mm; 11H4=3mm; 11H5=12mm; 11H6=15mm; 11H7=27mm; 11H8=27.2mm; 11H9=5mm; 11H10=18mm; 11H11=5mm.

4, the making of upper packoff nipple 4a

The design of parameters in upper packoff nipple 4a: 10R1=φ 35-0.04mm; 10R2=φ 27.9+0.04mm; 10R3=M25.4; 10R4=T31.4; 10R5=T37.4 it is anti-; 10R6=φ 42mm; 10R7=M48; 10R8=φ 8mm; 10R9=φ 8mm; 10H1=4mm; 10H2=27mm; 10H3=3mm; 10H4=15mm; 10H5=30mm; 10H6=5mm; 10H7=8mm; 10H8=45mm; 10H9=79mm.

5, the making of anti-corrosion pipe nipple 4d

The design of parameters in anti-corrosion pipe nipple 4d: 13R1=φ 33mm; 13R2=M8; 13R3=φ 12mm; 13R4=φ 15mm; 13R5=M18; 13H1=10mm; 13H2=50mm; 13H3=2mm; 13H4=10mm; 13H5=3mm; 13H6=25mm; 13H7=8mm; 13H8=62mm.

6, the manufacturing specification of pipe nipple 1a is welded

The design of parameters in welding pipe nipple 1a: 3R1=M71.2 × 2; 3R2=M48; 3R3=φ 35+0.04mm; 3H1=185.2mm; 3H2=3mm; 3H3=40mm; 3H4=30mm.

7, the making of upper adapter 2f

The design of parameters in upper adapter 2f: 7R1=φ 50mm; 7R2=φ 64.6mm; 7R3=M71.2 × 2; 7R4=φ 10mm; 7R5=φ 1mm; 7R6=φ 87.2mm; 7R7=114.6mm; 7H1=3mm; 7H2=6.6mm; 7H3=5mm; 7H4=3.6mm; 7H5=5mm; 7H6=5mm; 7H7=150mm; 7H8=10mm; 7H9=25mm; 7H10=173.6mm.

8, the making of high-pressure ball valve 2g

The design of parameters: 7H11=120mm in high-pressure ball valve 2g; 7R8=M9; 7R9=φ 52mm; 7R10=114.6mm.

9, the making of the making of lower connector 2h ibid adapter 2f, but there is no 7R5.

10, the making of annular seal space 2a

The design of parameters in annular seal space 2a: 5R1=φ 50mm; 5R2=M71.2 × 2; 5R3=φ 10mm; 5R4=φ 15.4mm; 5R5=M21.4 × 2; 5R6=φ 15.4mm; 5R7=M21.4 × 2; 5R8=φ 10mm; 5R9=φ 23mm; 5H1=25mm; 5H2=236mm; 5H3=3mm; 5H4=12mm; 5H5=15mm; 5H6=3mm; 5H7=17mm; 5H8=5mm.

11, getting head takes the making of parts 2d-1

Getting head takes the design of parameters in parts 2d-1: 8R1=T37.4 is anti-; 8R2=φ 8mm; 8R3=φ 1mm; 8R4=φ 8mm; 8R5=φ 32mm; 8R6=φ 40mm; 8R7=φ 6mm; 8R8=φ 8mm; 8R9=φ 8mm; 8R10=φ 10mm; 8H1=30mm; 8H2=25mm; 8H3=4mm; 8H4=5mm; 8H5=27mm; 8H6=5mm; 8H7=7.5mm; 8H8=51mm.

12, getting head takes the making of parts 2d-2

Getting head takes the design of parameters: 9R1=T31.4 in parts 2d-2; 9R2=φ 12mm; 9R3=32mm φ; 9R4=φ 38m; 9R5=φ 10mm; 9H1=15mm; 9H2=35mm; 9H3=6mm; 9H4=5mm; 9H5=5mm.

Embodiment two

1, the making of seal bar 2b is moved

1.1, the design of 6R1 in seal bar 2b is moved

Work as pressure P₁Reach 80MPa, according to manual operation requirement, operational forces F₁Less than 50kg, according to formula F₁=3.14 × (6R1)²×P₁÷ 4 calculates the diameter of 6R1: 50=3.14 × (6R1)²× 80 ÷ 4,6R1=7.98mm. Select 6R1=8.0mm.

The design of 1.2 other parameters moving seal bar 2b

6R2=φ 26mm; 6H1=6mm; Other parameter is with example one.

The making of 2, pressure release seal bar 4c

The design of parameters in pressure release seal bar 4c: 12R1=φ 6mm; 12R2=φ 1mm; 12R4=φ 12mm; 12H1=5.5mm; 12H11=4mm; Other parameter is with example one.

3, the making of lower seal pipe nipple 4b

The design of parameters in lower seal pipe nipple 4b: 11R1=φ 32-0.04mm; 11R2=φ 24.9mm; 11R3=M16; 11R4=φ 6mm; 11R5=φ 11.4mm; 11R6=M15.4; 11R7=M23.4; 11R8=φ 25; Other parameter is with example one.

4, the making of upper packoff nipple 4a

The design of parameters in upper packoff nipple 4a: 10R1=φ 32-0.04mm; 10R2=φ 24.9+0.04mm; 10R3=M23.4; 10R4=T29.4; 10R5=T35.4 it is anti-; 10R6=φ 40mm; 10R7=M46; Other parameter is with example one.

5, the making of anti-corrosion pipe nipple 4d

The design of parameters in anti-corrosion pipe nipple 4d: 13R1=φ 31mm; 13R3=φ 10mm; 13R4=φ 13mm; 13R5=M16; 13H7=6mm; Other parameter is with example one.

6, the manufacturing specification of pipe nipple 1a is welded

The design of parameters in welding pipe nipple 1a: 3R1=M69.2 × 2; 3R2=M46; 3R3=φ 32+0.04mm; Other parameter is with example one.

7, the making of upper adapter 2f

The design of parameters in upper adapter 2f: 7R1=φ 48mm; 7R2=φ 62.6mm; 7R3=M69.2 × 2; 7R6=φ 85.2mm; Other parameter is with example one.

8, the making of high-pressure ball valve 2g

The design of parameters in high-pressure ball valve 2g: 7R9=φ 50mm; Other parameter is with example one.

9, the making of the making of lower connector 2h ibid adapter 2f

10, the making of annular seal space 2a

The design of parameters in annular seal space 2a: 5R1=φ 48mm; 5R2=M69.2 × 2; 5R3=φ 8mm; 5R4=φ 13.4mm; 5R5=M19.4 × 2; 5R6=φ 21mm; Other parameter is with example one.

11, getting head takes the making of parts 2d-1

Getting head takes the design of parameters in parts 2d-1: 8R1=T35.4 is anti-; 8R5=φ 30mm; 8R6=φ 38mm; Other parameter is with example one.

12, getting head takes the making of parts 2d-2

Getting head takes the design of parameters: 9R1=T29.4 in parts 2d-2;9R2=φ 10mm; 9R3=30mm φ; 9R4=φ 36m; Other parameter is with example one.

Embodiment three

1, the making of seal bar 2b is moved

1.1, the design of 6R1 in seal bar 2b is moved

Work as pressure P₁Reach 40MPa, according to manual operation requirement, operational forces F₁Less than 50kg, according to formula F₁=3.14 × (6R1)²×P₁÷ 4 calculates the diameter of 6R1: 50=3.14 × (6R1)²× 40 ÷ 4,6R1=12.618mm. Select 6R1=12.0mm.

The design of 1.2 other parameters moving seal bar 2b

6R2=φ 30mm; 6H1=9mm; Other parameter is with example one.

The making of 2, pressure release seal bar 4c

The design of parameters in pressure release seal bar 4c: 12R1=φ 10mm; Other parameter is with example one.

3, the making of lower seal pipe nipple 4b

The design of parameters in lower seal pipe nipple 4b: 11R1=φ 35-0.04mm; 11R2=φ 28.9mm; 11R4=φ 10mm; 11R5=φ 15.4mm; 11R6=M19.4; 11R7=M27.4; 11R8=φ 27; Other parameter is with example one.

4, the making of upper packoff nipple 4a

The design of parameters in upper packoff nipple 4a: 10R1=φ 36-0.04mm; 10R2=φ 27.9+0.04mm; 10R3=M27.4; 10R4=T33.4; 10R5=T39.4 it is anti-; 10R6=φ 44mm; 10R7=M50; Other parameter is with example one.

5, the making of anti-corrosion pipe nipple 4d

The design of parameters in anti-corrosion pipe nipple 4d: 13R1=φ 34mm; Other parameter is with example one.

6, the manufacturing specification of pipe nipple 1a is welded

The design of parameters in welding pipe nipple 1a: 3R1=M73.2 × 2; 3R2=M50; 3R3=φ 36+0.04mm; Other parameter is with example one.

7, the making of upper adapter 2f

The design of parameters in upper adapter 2f: 7R1=φ 52mm; 7R2=φ 66.6mm; 7R3=M73.2 × 2; 7R6=φ 89.2mm; Other parameter is with example one.

8, the making of high-pressure ball valve 2g

The design of parameters in high-pressure ball valve 2g: 7R9=φ 54mm; 7H11=130mm; Other parameter is with example one.

9, the making of the making of lower connector 2h ibid adapter 2f

10, the making of annular seal space 2a

The design of parameters in annular seal space 2a: 5R1=φ 52mm; 5R2=M73.2 × 2; 5R3=φ 12mm; 5R4=φ 17.4mm; 5R5=M23.4 × 2; 5R6=φ 25mm; Other parameter is with example one.

11, getting head takes the making of parts 2d-1

Getting head takes the design of parameters in parts 2d-1: 8R1=T39.4 is anti-; 8R2=φ 10mm; 8R6=φ 42mm; Other parameter is with example one.

12, getting head takes the making of parts 2d-2

Getting head takes the design of parameters: 9R1=T33.4 in parts 2d-2; 9R2=φ 14mm; 9R4=φ 40m; Other parameter is with example one.

Claims

1. the online lacing film getting device of anti-corrosion type supertension, it is characterized in that, including a piece suspension device (1), one end of piece suspension device (1) is welded on pipeline or container, and the other end of piece suspension device (1) is connected with getting device (2);

Described piece suspension device (1) includes welding pipe nipple (1a), installs a lacing film seal bar (1b) in welding pipe nipple (1a);

Described getting device (2) includes annular seal space (2a), seal bar (2b) is moved in upper hole design and installation in annular seal space (2a), upper hole in annular seal space (2a) is bar supertension combination sealing (2c) with mobile seal bar (2b) design and installation around, mobile seal bar (2b) is provided with boosting-rod (2d) in the outer one end of annular seal space (2a), the mobile seal bar (2b) end in annular seal space (2a) connects getting head (2e), the bottom of annular seal space (2a) is connected with upper adapter (2f), upper adapter (2f) is connected with high-pressure ball valve (2g), high-pressure ball valve (2g) is connected with lower connector (2h),The connecting tube (7a) of upper adapter (2f) is mounted with atmospheric valve (2i).

2. a kind of online lacing film getting device of anti-corrosion type supertension according to claim 1, it is characterized in that, described welding pipe nipple (1a) includes body (3a), the screw thread (3b) that is connected with upper packoff nipple (4a) of the hole upper design of body (3a), the upper outside of body (3a) devises the screw thread (3c) being connected with upper adapter (2f), the medium design of body (3a) jack (3d) of implantable lacing film seal bar (1b);

Described lacing film seal bar (1b) includes packoff nipple (4a), being mounted with a pressure release seal bar (4c) in hole between on the lower end of upper packoff nipple (4a) and lower seal pipe nipple (4b), the endoporus between anticorrosion short circuit (4d) and pressure release seal bar (4C) is mounted with a spring (4e).

3. a kind of online lacing film getting device of anti-corrosion type supertension according to claim 1, it is characterized in that, described annular seal space (2a) includes cavity (5a), design and installation clamping nut (5b) in the top of cavity (5a), devising baffle plate (5c) under the clamping nut (5b) of cavity (5a), the lower outside of cavity (5a) devises the screw thread (5d) being connected with upper adapter (2f).

4. a kind of online lacing film getting device of anti-corrosion type supertension according to claim 1, it is characterized in that, described mobile seal bar (2b) includes the mobile body of rod (6a), the power that the diameter that the mobile body of rod (6a) is designed bears is not more than 50kg, overstriking union joint (6b) has been welded in the bottom design of the mobile body of rod (6a), the upper design of the mobile body of rod (6a) boosting-rod bayonet socket (6c), overstriking union joint (6b) medium design screw thread lock-joint (6d), the bottom of overstriking union joint (6b) devises an extruding and opens the crowded bulb (6e) of packoff nipple pin (8e).

5. a kind of online lacing film getting device of anti-corrosion type supertension according to claim 1, it is characterized in that, described upper adapter (2f) includes connecting tube (7a), one end of connecting tube (7a) devises plate washer (7b), plate washer (7b) devises the axial static seal in end (7c), the plate washer (7b) of connecting tube (7a) first installs union A (7d), then the other end of connecting tube (7a) is welded with flange (7e), flange (7e) devises 4 screw holes (7f) mated with high-pressure ball valve (2g), connecting tube designs the relieving device (7g) of a welding atmospheric valve,

Described high-pressure ball valve (2g) includes valve body (8a), design hollow ball (8b) in valve body (8a), in valve body (8a), design all-or-nothing piece (8c) is connected with hollow ball (8b), and 2 end faces on valve body (8a) have separately designed 4 screw thread mouths (8d) being connected with upper adapter (2f), lower connector (2h).

6. a kind of online lacing film getting device of anti-corrosion type supertension according to claim 1, it is characterized in that, described lower connector (2h) includes connecting tube (9a), one end of connecting tube (9a) devises plate washer 9b, plate washer 9b devises the axial static seal in end (9c), the plate washer 9b of connecting tube (9a) first installs union B (9d), then the other end of connecting tube (9a) is welded with flange (9e), flange (9e) devises 4 screw holes mated with high-pressure ball valve 2g (9f).

7. a kind of online lacing film getting device of anti-corrosion type supertension according to claim 1, it is characterised in that described getting head (2e) includes getting head and takes parts (2d-1) and getting head extension parts (2d-2), described getting head takes parts (2d-1) and includes body (10a), body (10a) devises mobile seal bar socket (10b), pressure release seal bar socket (10c), pressure release seal bar bayonet lock (10d), upper packoff nipple bayonet lock (10e), body (10a) outer bottom devises reverse trapezoidal thread (10f), relief hole (10g) is devised in body (10a), body (10a) outer top devises mobile seal bar cotter way (10h), body (10a) internal upper part devises crowded club socket (10k),

Described getting head is hung parts (2d-2) and is included body (11a), mobile seal bar socket (11b) is devised in the top of body (11a), the top symmetric design of body (11a) pin clamp (11c), devise pressure release seal bar socket (11d) in the bottom of body (11a), outside the bottom of body (11a), devise the forward trapezoidal thread (11e) that packoff nipple (4a) upper with lacing film seal bar (1b) is connected.

8. a kind of online lacing film getting device of anti-corrosion type supertension according to claim 1, it is characterized in that, described upper packoff nipple (4a) includes nipple body (12a), standard thread (12b) is devised outside the top of nipple body (12a), the top medium design of nipple body (12a) takes the corresponding notch (12h) of parts (2d-1) with getting head, have also been devised and take the card lock-joint (12f) that upper packoff nipple bayonet lock (8e) corresponding to parts (2d-1) is corresponding with getting head, the endoporus of nipple body (12a) designs reverse trapezoidal thread (12c) from top to bottom successively, forward trapezoidal thread (12d) and the standard thread (12e) being connected with lower seal pipe nipple (4b), the fixing lock-joint (12g) of the fixing lower seal pipe nipple (4b) of the bottom symmetric design of nipple body (12a),

Described lower seal pipe nipple (4b) includes nipple body (13a), the top interstitial hole design and installation of nipple body (13a) bar is with supertension combination sealing (13b), bar is by supertension combination sealing (13b) upper design clamping nut (13c), bar supertension combination sealing (13b) bottom devises baffle plate (13e), the interstitial hole bottom of nipple body (13a) devises screw thread (13f), the outer top of nipple body (13a) devises screw thread (13g), the outer bottom of nipple body (13a) devises baffle plate (13h), the outer middle part design and installation of nipple body (13a) piston supertension combination sealing (13d),

Described pressure release seal bar (4c) includes sealing the body of rod (14a), the upper design one sealing the body of rod (14a) rotates square column (14b), rotate square column (14b) envisaged underneath draw-in groove (14c), draw-in groove (14c) envisaged underneath sealing ring (14d), the bottom sealing the body of rod (14a) devises baffle plate (14e), the bottom of baffle plate (14e) devises lacing film steering yoke (14f), seals one relief hole (14g) of medium design of the body of rod (14a);

Described anti-corrosion pipe nipple (4d) includes body (15a), the upper end of body (15a) devises a shelves head (15b), it is mounted with a nut (15c) being connected with lower seal pipe nipple (4b) under shelves head (15b), nut (has built sacrificial anode (15d) under 15c, the bottom of sacrificial anode (15d) devises the threaded rod (15e) being connected with corrosion coupon, the top medium design of body (15a) slot (15f).

9. the online lacing film getting device of a kind of anti-corrosion type supertension according to claim 1 to 8 any one claim, it is characterised in that described each parts need the specification condition met as follows:

(1) the manufacturing specification condition of seal bar (2b), is moved

(1.1) design of the diameter 6R1 of 6a in seal bar (2b) is moved

The pressure F that mobile seal bar (2b) is born₁With the pressure P in the shank diameter 6R1 of mobile seal bar (2b), annular seal space₁Relational expression: F₁=3.14 × (6R1)²×P₁÷ 4, it is known that F₁With P₁Then calculate 6R1;

(1.2) design of other parameter in seal bar (2b), is moved

The wherein diameter 6R2=8R5-N1 (N1 >=0.2mm) of 6b; Internal diameter 6R3 >=the 6mm of 6d, meets pulling force needs;The diameter 6R4=8R4-N2 (0.1mm≤N2≤0.5mm) of 6e; The width 6H1=6R1-N3 (N3 >=6R1/3 meets the fixing needs of screw rod) of 6c; Height 6H2 >=the 15mm of 6c, meets the fixing requirement of pin; The length 6H3=5H2+5H3+5H4+5H6+5H7+5H8+7H11+2 of 6a × 7H10+N4 (N4 >=50mm meets operation and requires); The length 6H4 of 6b >=15mm, meets 6R4 pinhole requirement; The cylinder length 6H5=8H4+8R10+N5 (0.1mm≤N5≤2mm, meet error requirements) of 6e; The cone length 6H6=8H3 of 6e;

(2) the manufacturing specification condition of, pressure release seal bar (4c)

(2.1) design of the diameter 12R1 of 14a in, pressure release seal bar (4c)

The diameter of 12R1 is the smaller the better in theory, but by intensity and processing restriction; 12R1 >=6mm, is required to determine by the minima bond strength of the bar footpath df8 of bar supertension combination sealing 11b and machined parameters;

(2.2) design of other parameter in, pressure release seal bar (4c)

The upright opening internal diameter 12R2 >=1mm of 14g, meets and bleeds off pressure requirement; The side opening internal diameter 12R3=12R2 of 14g; Diameter 12R4=12R1+N6, the N6 of baffle plate 14e >=4mm, meets pouring; The width 12H1=13H7-0.5mm of 14f; The length 12H2=11H3-12H3 of 14f; Thickness 12H3 >=the 3mm of 14e, meets pouring; The side opening of 14g is to the distance 12H4=11H4+11H5 of 14e; The side opening of 14g is to distance 12H5=11H9+11H10+11H11+11H4+11H5+12R3+12H6+N7, the N7 >=2mm of 14d, it is ensured that 2d is displaced downwardly under 11b completely can pressure release; Width 12H6 >=the 1mm of 14d, meets and seals pressure requirements; The distance 12H7 of 14d to 14c >=2mm, meets requirement of strength; (N8 >=0mm, meets and inserts error requirements the width 12H8=8R7+N8 of 14c; The distance 12H9 of 14c to 14b >=2mm, meets requirement of strength; Height 12H10 >=the 5mm of 14b, meets requirement of strength; The width 12H11=12R1/2 of 14b; The distance 12H12=12H6+12H7+12H8+12H9+12H10 at 14d to 14a top;

(3), the manufacturing specification condition of lower seal pipe nipple (4b)

Design principle: lower seal pipe nipple (4b) size particularly external diameter size, determine the size of the online lacing film getting device of anti-corrosion type supertension, therefore, under the premise that satisfied application requires, as far as possible select minimum suitable external diameter; The wherein cylinder diameter DH9 of the diameter 11R1=11d of 13h, the size according to 11R2, select to adapt to the piston cylinder diameter DH9 of supertension combination sealing 11d of size; Diameter 11R2=11R7+N10, the N10 of 13a >=2mm, meets pouring; The internal diameter 11R3=13R5 of 13f; The aperture 11R4=12R1 of 13e; The DH9 of the external diameter 11R5=11b of 13b, the size according to 11R4, select to adapt to the bar cylinder diameter DH9 of supertension combination sealing 11b of size; The diameter of thread 11R6=11R5+N11, the N11 of 13c >=4mm, meets processing needs and pressure needs; Diameter 11R7=11R6+N12, the N12 of 13g >=6mm, meets pouring; (N13 >=0mm, meets pouring to the tappet head diameter 11R8=11R6+N13 of 13c; The thickness 11H1=11H2+11H3+11H4-11H8 of 13h; Height 11H2 >=the 15mm of 13f, meets pouring; Distance 11H3=13H5+12H3+12H5-11H9-11H10-11H11+N14, the N14 of 13f to baffle plate 13e >=15mm, meets spring-compressed surplus requirement; Thickness 11H4 >=the 3mm of 13e, meets pouring;The groove width L of the height 11H5=11b of 13b^+0.2Sleeve width K, the K=L of+11b^+0.2; The reach 11H6 of 13c >=10mm, meets pouring; The length 11H7=11H5+11H6 of 13g; The length 11H8=2 of 13d × (groove width L of 11d^+0.2+ sleeve width K (K=L^+0.2); The hold-down head length 11H9 >=2mm of 13c, meets compressed error requirement; Reach 11H10=11H6+N15, the N15 of 13c >=2mm, meets and tightens error requirements; The tappet head thickness 11H11 >=5mm of 13c, meets and tightens requirement;

(4), the manufacturing specification condition of upper packoff nipple (4a)

The wherein lower end diameter 10R1=11R1 of 12a; The lower port diameter 10R2=11R2 of 12e; The diameter of thread 10R3=11R7 of 12e; (N16 >=4mm, meets connection request to the diameter of thread 10R4=10R3+N16 of 12d; The diameter of thread 10R5=10R4+N17, the N17 of 12c >=4mm, meets connection request; Internal diameter 10R6=8R6+N18, the N18 of 12h >=1mm, meets and inserts error requirements; The diameter of thread 10R7=10R6+N19 (N19 >=4mm meets requirement of strength) of 12b; Internal diameter 10R8 >=the 4mm of 12g, meets the needs of latch intensity; The diameter 10R9=8R8 of 12f; Height 10H1 >=the 2mm of 12e end opening, meets the compression requirement of seal combination; 12a lower end cylinder height 10H2=11H7-10H3; 12b lower end slope vertical height 10H3 >=1mm, meets the requirement of processing gradient; The reach 10H4 of 12d >=15mm, meets operation requirement; The reach 10H5 of 12c >=25mm, meets operation requirement; The distance 10H6 of 12f to 12b >=3mm, meets pulling tension requirements; The distance from top 10H7=10H6 of 12f to 12h; The thread depth 10H8=10H4+10H5-N20 (10≤N20≤250mm, meet requirement of strength) of 12b; 12a residue length 10H9=10H1+10H2+10H3+10H8 except 12h;

(5), the manufacturing specification condition of anti-corrosion pipe nipple (4d)

Wherein diameter 13R1=11R1-N21, the N21 of 15d >=1mm, meets and inserts requirement; Diameter 13R2=N22, the 4mm of 15e≤N22≤10mm, meets connection request; Diameter 13R3=13H7+N23, the N23 of 15a >=2mm, meets requirement of strength; Diameter 13R4=11R3-N24, the N24 of 15b >=1mm, meets and inserts error requirements); The diameter 13R5=11R3 of 15c; The length 13H1 of 15e >=5mm, meets connection request; The length 13H2 of 15d >=50mm, meets corrosion control requirement; Distance 13H3 between 15d and 15c >=2mm, meets space and requires); The length 13H4=11H2 of 15c; Height 13H5 >=the 2mm of 15b, meets load-bearing requirements; Length 13H6=12H5-(11H9+11H10+11H11)+N25, the N25 of 15f >=2mm, meets error requirements; Width 13H7 >=the 2mm of 15f, meets turning moment requirement of strength; The residue length 13H8=13H1+13H2+13H3 of below 15c 15a;

(6), the manufacturing specification condition of welding pipe nipple (1a)

The wherein diameter 3R1=7R3 of 3c; The diameter 3R2=10R7 of 3b; The DH9 of the diameter 3R3=11d of 3d; The length 3H1=13H8+10H1+10H2+11H1+11H8 of 3d; 3d slope vertical height 3H2=10H3; The reach 3H3=10H8 of 3b; The reach 3H4 of 3c >=25mm, meets threaded engagement pouring;

(7), the manufacturing specification condition of upper adapter (2f)

Wherein internal diameter 7R1=3R2+N27, the N27 of 7a >=0.1mm, meets error requirements; The external diameter 7R2=7R1+ (7H1+7H2+7H3)/2 of 7a;The internal thread diameter 7R3=7R1+2 of 7d × (7H1+7H2+7H3)+N27, N27 >=1mm, meets cooperation requirement between accessory; Aperture 7R4 >=the 6mm of 7f, meets screw diameter requirement; Aperture 7R5 >=the 1mm of 7g, meets pressure release requirement; The external diameter 7R6=7R3+N28 (N28 >=2mm meets requirement of strength) of 7d; 7f hole middle ware is from 7R7=7R2+7R4+N28 (N28 >=20mm meets operation and requires); The pipe Internal baffle thickness 7H1 >=2mm of 7c, meets the seal request of the shelves that end axial static seals TB752; The groove width L of the axial static seal TB752 in diameter 7H2=end of 7c^+0.2; The pipe outer baffle thickness 7H3 >=2mm of 7c, meets the seal request of the shelves that end axial static seals TB752; The gash depth H of height 7H4=end (axially) the static seal TB752 of 7c⁺⁰¹; Thickness 7H5 >=the 3mm of 7b, meets pouring; Collar thickness 7H6 >=the 3mm of 7d, meets pouring; The spacing 7H7 of 7f and 7d >=50mm, is connected the length of screw rod more than flange 7e and high pressure valve 2g, meets the space requirement tightening the helper connecting screw rod simultaneously; Thickness 7H8 >=the 3mm of 7f, meets pouring; The female thread length 7H9 >=10mm of 7d, meets and tightens screw rod space requirement; The length 7H10=7H4+7H5+7H6+7H7+7H8 of 7a;

(8), the manufacturing specification condition of high-pressure ball valve (2g)

The wherein diameter of thread 7R8=7R4-0.5mm of 8d; Internal diameter 7R9=10R8+N29, the N29 of 8b >=1mm, enters the error requirements of lacing film seal bar 1b under meeting; The hole centre distance 7R10=7R7 of 8d; Thickness 7H11 >=the 120mm of 8a, meets valve processing request;

(8), the manufacturing specification condition of lower connector (2h)

Making with upper adapter (2f) is identical;

(9), the manufacturing specification condition of annular seal space (2a)

The wherein lower chamber internal diameter 5R1=7R1 of 5d; The diameter of thread 5R2=7R3 of 5d; The aperture 5R3=6R1 of 5c; The upper cavity internal diameter 5R4=bar DH9 of supertension combination sealing 5b of 5a; (N30 >=3mm, meets measuring body requirement to the diameter of thread 5R5=5R4+N30 of 5b; Tappet head diameter 5R6=5R3+N31, the N31 of 5b >=0mm, meets and tightens requirement of strength; Reach 5H1=7H9+N32, the N32 of 5d >=2mm, meets and tightens requirement; The lower chamber height 5H2=10H9+11H2+11H3+11H4+13H8+8H3+8H4+8H5+8R10 of 5a; Thickness 5H3 >=the 3mm of 5c, meets pouring; The upper cavity height 5H4=2 of 5d × (bar groove width L of supertension combination sealing 5b^+0.2+ sleeve width K (K=L^+0.2)); The reach 5H5 of 5b >=10mm, meets pouring; The hold-down head length 5H6 >=2mm of 5b, meets combination sealing 5b and compresses requirement; Reach 5H7=5H5+N33, the N33 of 5b >=1mm, meets and tightens requirement; The tappet head thickness 5H8 >=3mm of 5b, meets pouring; The bar footpath df8 of bar supertension combination sealing 5b is determined by 6R1;

(10), getting head takes the manufacturing specification condition of parts 2d-1

The wherein diameter of thread 8R1=10R5 of 10f; The bulb diameter 8R2=12R1 of 10c; Bore dia 8R3 >=the 0.5mm of 10g, meets emptying requirement; Diameter 8R4 >=the 6mm of 10k, extruding distance reaches more than 2mm; Internal diameter 8R5=8R6-N34, the N34 of 10b >=6mm, meets pulling tension requirements; The external diameter 8R6=10R6 of 10b; Internal diameter 8R7 >=the 4mm of 10d, meets the requirement of pin bolt; The ball internal diameter 8R8 >=6mm of 10e, meets the requirement of pin bolt; Hole internal diameter 8R9=8R7+N35, the N35 of 10c >=1mm, meets and inserts requirement;The hole internal diameter 8R10=8R8+N36 (N36 >=1mm meets and inserts requirement) of 10e; The reach 8H1=10H5 of 10f; The hole height 8H2=12H6+12H7+12H8+12H9+12H10+N37 (0.5mm≤N37≤3mm, meet error requirements) of 10c; Spacing 8H3=12H13+N38, the N38 of 10c and 10f >=1mm, meets error requirements; The spacing 8H4 of 10e and 10h >=3mm, meets pulling tension requirements; Height 8H5=8H3+8H4+8R10+6H4+N39, the 0.2mm of 10h≤N39≤1mm, meets error requirements; The distance 8H6 at 10h to 10b top >=3mm, meets pulling tension requirements; Width 8H7=6R3+N40, the N40 of 10h >=0.2mm, meets and inserts requirement; The degree of depth sum 8H8=8H3+8H4+8H5+8H6+8R10 of 10b and 10k;

(11), getting head takes the manufacturing specification condition of parts 2d-2

The wherein diameter of thread 9R1=10R4 of 11e; The internal diameter 9R2=12R1 of 11d; Internal diameter 9R3=6R2+N41, the N41 of 11b >=1mm, meets the requirement being inserted in; External diameter 9R4=9R3+N42, the N42 of 11b >=4mm, meets requirement of strength; Aperture 9R5=6R3+N43, the N43 of 11c >=1mm, meets pin and inserts requirement; The reach 9H1=10H4 of 11e; Distance 9H2=10H5+10H6+10H7+10R9+N44, N44 bottom 11e and 11b >=1mm, meets mismatch error requirement; 11b bottom thickness 9H3 >=3mm, meets requirement of strength; To the distance 9H4 >=3mm of 11c bottom 11b, meet requirement of strength; 11b top, to the distance 9H5 >=3mm of 11c, meets requirement of strength.

10., based on the using method of the online lacing film getting device of a kind of anti-corrosion type supertension described in claim 1 to 8 any one claim, comprise the following steps:

(1), the welding of piece suspension device (1) and installation

The lower weld of pipe nipple (1a) will be welded on pipeline, or punch the punching of interior for welding pipe nipple (1a) welded pipeline position before welding with card punch, again lacing film seal bar (1b) is installed in welding pipe nipple (1a), completes the installation of piece suspension device (1);

(2), the operational approach of lacing film

The first step: take out the lacing film seal bar (1b) in piece suspension device (1)

Before this one end overstriking union joint (6b) of the mobile seal bar (2b) in getting device (2) upper installation getting head was taken parts (2d-1), and operate the getting head that mobile seal bar (2b) connects and take parts (2d-1) and be positioned in getting device (2) in the lump, then the union B (9d) of getting device (2) is connected with the connection screw thread (3c) welding pipe nipple (1a) of piece suspension device 1 and tightens, close atmospheric valve (2i), by boosting-rod (2d), mobile seal bar (2b) is pressed in upper packoff nipple (4a), reversely rotate, the top to high-pressure ball valve (2g) is lifted up after lacing film seal bar (1a) being unscrewed, close high-pressure ball valve (2g), open atmospheric valve (2i) to bleed off pressure, and determine whether high-pressure ball valve (2g) seals by bleeding off pressure, determine that high-pressure ball valve (2g) seals intact, close atmospheric valve (2i), all devices are unloaded from union A (7d), take from getting head and parts (2d-1) unload lacing film seal bar (1b),

Second step: hang test test piece

Unload getting head from mobile seal bar (2b) and take parts (2d-1), replace with getting head and hang parts (2d-2), the anticorrosion short circuit (4d) that anticorrosion short circuit (4d) in lacing film seal bar (1b) is more renewed, again with getting head, lacing film seal bar (1b) is hung parts (2d-2) to be connected, the union joint (15e) of the anticorrosion short circuit (4d) in lacing film seal bar (1b) installs test test piece, after checking that all installations are no problem, the lacing film seal bar (1b) that it is connected by the mobile seal bar (2b) of operation is placed in annular seal space (2a) with test lacing film, again the coupling nut (5d) of union A (7d) and annular seal space (2a) is connected and tightens, close atmospheric valve (2i), open high-pressure ball valve (2g), pressed down mobile seal bar (2b) to welding in pipe nipple (1a) by boosting-rod (2d), rotate forward, open atmospheric valve (2i) after tightening lacing film seal bar (1b) to bleed off pressure, and determine whether piece suspension device (1) seals by bleeding off pressure, determine that piece suspension device (1) seals intact, close atmospheric valve (2i), reversely rotate and getting head extension parts (2d-2) is deviate from from lacing film seal bar (1b), lift up getting head and hang parts (2d-2) to getting device (2), open atmospheric valve (2i), see whether leakage, determine after not missing, getting device (2) is unloaded from union (7L), complete lacing film operation,When it needs to be determined that during the direction of lacing film, by rotating the rotation square column (14b) of pressure release seal bar (4c), lacing film is adjusted required direction;

(3) operational approach of sheet, is taken

The first step: take test test piece

First the upper installation getting head of the overstriking union joint (6b) in the mobile seal bar (2b) in getting device (2) is taken parts (2d-1), and it is positioned in getting device (2), then the union B (9d) of getting device (2) is connected with the connection screw thread (3c) welding pipe nipple (1a) of piece suspension device (1) and tightens, close atmospheric valve (2i), by boosting-rod (2d), mobile seal bar (2b) is pressed in upper packoff nipple (4a), reversely rotate, the top to high-pressure ball valve (2g) is lifted up after lacing film seal bar (1a) being unscrewed, close high-pressure ball valve (2g), open atmospheric valve (2i) to bleed off pressure, and determine whether high-pressure ball valve (2g) seals by bleeding off pressure, determine that high-pressure ball valve (2g) seals intact, close atmospheric valve (2i), all devices are unloaded from union A (7d), take from getting head and parts (2d-1) unload lacing film seal bar (1b), test test piece is unloaded from lacing film seal bar (1b),

Second step: shed getting device 2

Unload getting head from mobile seal bar (2b) and take parts (2d-1), replace with getting head and hang parts (2d-2), the anticorrosion short circuit (4d) that anticorrosion short circuit (4d) in lacing film seal bar (1b) is more renewed, guarantee the corrosion control of the corrosion control to piece suspension device 1 and butt welded seam, again with getting head, lacing film seal bar (1b) is hung parts (2d-2) to be connected, after checking that all installations are no problem, the lacing film seal bar (1b) that it is connected by the mobile seal bar (2b) of operation is placed in annular seal space (2a), again the coupling nut (5d) of union A (7d) and annular seal space (2a) is connected and tightens, close atmospheric valve (2i), open high-pressure ball valve (2g), pressed down mobile seal bar (2b) to welding in pipe nipple (1a) by boosting-rod (2d), rotate forward, open atmospheric valve (2i) after tightening lacing film seal bar (1b) to bleed off pressure, and determine whether piece suspension device (1) seals by bleeding off pressure, determine that piece suspension device (1) seals intact, close atmospheric valve (2i), reversely rotate and getting head extension parts (2d-2) is deviate from from lacing film seal bar (1b), lift up getting head and hang parts (2d-2) to getting device, open atmospheric valve (2i), see whether leakage, determine after not missing, getting device (2) is unloaded from union B (9d), complete the operation shedding getting device (2),

(4), valve leakage replacement operation

Taking sheet process, taking out from piece suspension device (1) when lacing film seal bar (1b) is placed in annular seal space (2a), close high-pressure ball valve (2), open atmospheric valve (2i), if medium ceaselessly flows out, illustrate that high-pressure ball valve (2g) can not close sealing, there is leakage phenomena, annular seal space (2a) cannot be unloaded, at this moment atmospheric valve (2i) has been closed, open high-pressure ball valve (2g), being operated by boosting-rod (2d) presses down the lacing film seal bar (1b) that it is connected by mobile seal bar (2b) to be placed in welding pipe nipple (1a), and go into overdrive to be depressed in crowded club socket (10k) by the crowded bulb (6e) on mobile seal bar (2b), rotate forward, until lacing film seal bar (1b) is tightened, open atmospheric valve (2i) to bleed off pressure, and determine whether piece suspension device (1) seals by bleeding off pressure, determine that piece suspension device (1) seals intact, close atmospheric valve (2i), lift up mobile seal bar (2b), crowded bulb (6e) is extracted from crowded club socket (10k), rotate forward and getting head is taken parts (2d-1) deviate from from lacing film seal bar (1b), lift up getting head and take parts (2d-1) to getting device (2), open atmospheric valve (2i), see whether leakage, determine after not missing, getting device (2) is unloaded from union (9d), then change high-pressure ball valve (2g) and carry out other operation again.