CN107813261A - A kind of split type, torque adjustment mechanism for thread-locking ring dismounting - Google Patents

A kind of split type, torque adjustment mechanism for thread-locking ring dismounting Download PDF

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Publication number
CN107813261A
CN107813261A CN201610827369.9A CN201610827369A CN107813261A CN 107813261 A CN107813261 A CN 107813261A CN 201610827369 A CN201610827369 A CN 201610827369A CN 107813261 A CN107813261 A CN 107813261A
Authority
CN
China
Prior art keywords
torque
thread
adjustment mechanism
split type
locking ring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610827369.9A
Other languages
Chinese (zh)
Inventor
韩永强
王汇江
侯晓峰
刘斌
朱旭光
邢桂萍
舒世江
李晓丹
王印力
邢芳
郝立栋
张国松
张巍
郭玉峰
郎立军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Petrochina Co Ltd
China Petroleum and Natural Gas Co Ltd
Original Assignee
China Petroleum and Natural Gas Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Petroleum and Natural Gas Co Ltd filed Critical China Petroleum and Natural Gas Co Ltd
Priority to CN201610827369.9A priority Critical patent/CN107813261A/en
Publication of CN107813261A publication Critical patent/CN107813261A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/14Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
    • B25B27/143Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same for installing wire thread inserts or tubular threaded inserts

Abstract

The present invention provides a kind of split type, torque adjustment mechanism for thread-locking ring dismounting, and to the installation or dismounting of the inner member of screw-lock ring type of heat exchangers, the governor motion includes:Lifting part, including a lifting cross beam, lifting cross beam are provided with balancing weight, hanger, one first removable connector, and the first removable connector is arranged at an end of lifting cross beam;One rotary part, including a connecting shaft, one second removable connector, a bearing part, the second removable connector, bearing part are installed on the both ends of connecting shaft, and the second connector and the first connector are connected;One connecting portion, for a terminal pad, it is connected with rotary part, mounting hole, multipair bolt hole, the multiple torque fittings that terminal pad is provided with a centre bore passed through for bearing part part, is connected with bearing part, every a pair of bolts hole are set all in accordance with the spacing of the mounting hole of the inner member of screw-lock ring type of heat exchangers;Individual torque wrench more than one, is connected with torque fitting corresponding matching.

Description

A kind of split type, torque adjustment mechanism for thread-locking ring dismounting
Technical field
The present invention relates to the dismounting that high pressure heat exchanger part is thread-locking ring, designs a kind of split type, control mode Governor motion.
Background technology
Screw-threaded coupling ring type high pressure heat exchanger is widely used in oil refining equipment, the peace of its core component thread-locking ring Dress, dismounting are the difficult points in equipment Manufacture Process.Its original assemble mechanism is overall structure, spiral shell in whole assembling and disassembly process The rotation of line bearing ring coordinates by lever or crane to be realized, is operated inconvenient and uncontrollable precession or is screwed out moment of torsion, causes to assemble Or the process of dismounting is also easy to produce screw thread stuck phenomenon, can not smoothly complete construction, this is brought to unit in charge of construction and using unit Very big inconvenience.
The content of the invention
The present invention seeks to propose it is a kind of it is rational in infrastructure, dismounting is simple, the spiral shell that can set precession on request or screw out moment of torsion Line retaining ring mechanism for assembling-disassembling.
A kind of split type, torque adjustment mechanism for thread-locking ring dismounting provided by the invention, to screw-threaded coupling The installation and dismounting of the inner member of ring-type heat exchanger, it is characterised in that the governor motion includes:
One lifting part, including a lifting cross beam, the lifting cross beam are provided with balancing weight, hanger, one first detachable Connector, first removable connector are arranged at an end of the lifting cross beam;
One rotary part, including a connecting shaft, one second removable connector, a bearing part, described second detachably connects Fitting, the bearing part are installed on the both ends of the connecting shaft, second removable connector and described first detachable Connector is connected;
One connecting portion, it is a terminal pad, is connected with the rotary part, the terminal pad is provided with one and supplies the bearing part The centre bore partly passed through, the mounting hole, multipair bolt hole, the multiple torque fittings that are connected with the bearing part, described in every a pair Bolt hole is set all in accordance with the spacing of the mounting hole of the inner member of screw-lock ring type of heat exchangers;
Individual torque wrench more than one, it is connected with the torque fitting corresponding matching.
Described split type, the torque adjustment mechanism that are used for thread-locking ring dismounting, it is characterised in that the lifting cross beam On be additionally provided with one to limit the locating part of the balancing weight, one draw ear, it is described drawing ear different from first removable connector The one end at place is set, and the locating part sets against the balancing weight and positioned at close to the side of the drawing ear.
Described split type, the torque adjustment mechanism that are used for thread-locking ring dismounting, it is characterised in that described first is removable Unload connector, the second removable connector is a pair of supporting flanges.
Described split type, the torque adjustment mechanism that are used for thread-locking ring dismounting, it is characterised in that first dismounting Connector is a female flange, and second removable connector is a convex flange.
Described split type, the torque adjustment mechanism that are used for thread-locking ring dismounting, it is characterised in that first dismounting Connector is a convex flange, and second removable connector is a female flange.
Described split type, the torque adjustment mechanism that are used for thread-locking ring dismounting, it is characterised in that the convex flange H7g7 precision is used with the female flange fit tolerance.
Described split type, the torque adjustment mechanism for being used for thread-locking ring dismounting, it is characterised in that the bearing part is One taper roll bearing, one end of the taper roll bearing are provided with an adpting flange, adpting flange described in screw bolt passes On flange hole, the mounting hole in the terminal pad locks the taper roll bearing and the terminal pad.
Described split type, the torque adjustment mechanism that are used for thread-locking ring dismounting, it is characterised in that the taper roller Bearing is provided with bearing holder (housing, cover), and the bearing holder (housing, cover) circumferential direction is provided with the adpting flange.
Described split type, the torque adjustment mechanism that are used for thread-locking ring dismounting, it is characterised in that the terminal pad circle 12 internal torque joints circumferentially are uniformly provided with, are correspondingly provided with 12 torque wrenches, the torque wrench and moment of torsion adapter sleeve Connection, the torque wrench are connected by the moment of torsion adapter sleeve with the torque fitting.
The advantage of the invention is that:When needing installation, rotating part is connected with screw thread ring component by terminal pad first, Then lifting part is connected with rotary part by convex-concave flange;When threaded collar is just threaded in or out screw thread, by pre- The moment of torsion Twist wrench first set, so as to easily mount and dismount.
After the patent of invention puts into operation, it can effectively reduce because of frictional resistance caused by frock deadweight, reduce constructor The manipulation strength of member, convenient lifting;What is more important Scientific Establishment torque value, avoids thread biting locking phenomenon in operating process Generation, its easy to operate, quick, science, effectively.
Brief description of the drawings
Fig. 1, it is the inner member structural representation of screw-lock ring type of heat exchangers.
Fig. 2 is split type, the torque adjustment mechanism schematic diagram for thread-locking ring dismounting.
Fig. 3 is the structural representation of terminal pad.
Fig. 4 is the structural representation of the locating ring in the inner member of screw-lock ring type of heat exchangers.
Fig. 5 is the structural representation of the screw thread bearing ring in the inner member of screw-lock ring type of heat exchangers.Fig. 6 is screw fastening The structural representation for dividing journey case in the inner member of tight ring-type heat exchanger.
Reference
Lifting part 1
Lifting cross beam 11
Balancing weight 111
Hanger 112
First removable connector 113
Draw ear 114
Locating part 115
Rotary part 2
Connecting shaft 21
Bearing part 22
Bearing holder (housing, cover) 221
Adpting flange 2211
Second removable connector 23
Connecting portion 3
Terminal pad 31
Centre bore 311
Mounting hole 312
Bolt hole 313
First pair of bolt hole 3131
Second pair of bolt hole 3132
3rd pair of bolt hole 3133
Torque fitting 314
Torque wrench 4
Moment of torsion adapter sleeve 41
Inner member 5
Hold-down bolt 51
Screw thread bearing ring 52
Mounting hole 521
Interior outer press ring 53
Level pressure bolt 54
Gland 55
Interior external compression bar 56
Divide journey case 57
Mounting hole 571
Tube bank 58
Locating ring 59
Mounting hole 591
Embodiment
A kind of split type, torque adjustment mechanism for thread-locking ring dismounting of the present invention, to screw-threaded coupling ring type The installation and dismounting of the inner member of heat exchanger, include hold-down bolt 51, screw thread bearing ring 52, interior outer press ring referring to Fig. 1 inner members 5 53rd, level pressure bolt 54, gland 55, interior external compression bar 56, divide journey case 57, tube bank 58, locating ring 59 etc., inner member structure herein is Prior art, its annexation will not be repeated here, and governor motion of the invention includes:One lifting part 1, a rotary part 2, One connecting portion 3, multiple torque wrenches.
Referring to Fig. 2, lifting cross beam 11 is a crossbeam, and crossbeam detachably connects provided with balancing weight 111, hanger 112, one first Fitting 113, the first removable connector 113 are arranged at an end of crossbeam, and being provided with one in the other end of crossbeam draws ear 114, the One removable connector 113 is flange, such as female flange or convex flange, and a locating part 115 is additionally provided with crossbeam, described Locating part 115 is set against the balancing weight and positioned at close to the side of the drawing ear 114, locating part 115 can be position-limitting pin.
Participation Fig. 2, rotary part 2, including a connecting shaft 21, one second removable connector 23, a bearing part 22, second Removable connector 23, bearing part 22 are installed on the both ends of connecting shaft 21, the second removable connector 23 and first detachable Connector 113 is connected, and the second removable connector 23 is convex flange or female flange, passes through female flange and convex surface The male-female engagement connection of flange, efficiently solve and operate the friction that inconvenient, precession process needs to overcome integrated tooling deadweight to bring The problem of power, wherein male and fomale(M&F) fit tolerance, use H7g7 class fits, solve because what Split type structure was brought is not easy centering One of problem, the features of the present invention is that rotary part 2 detachably assembles with lifting cross beam 11.
Referring to Fig. 2, connecting portion 3 is a terminal pad 31, and terminal pad 31 is provided with a center passed through for the part of bearing part 22 Hole 311, the mounting hole 312 assembled with bearing part 22, multipair bolt hole 313, multiple torque fittings 314, every a pair of bolts hole are equal Set according to the spacing of the mounting hole of workpiece to be dismounted;The bearing part 22 can be taper roll bearing or taper roll bearing, A bearing holder (housing, cover) 221 is arranged outside bearing part 22, an adpting flange 2211, connection method are set in the circumferential direction of bearing holder (housing, cover) 221 Orchid 2211 is welded to connect or is integrally formed with bearing holder (housing, cover) 221.Flange hole, connection on screw bolt passes adpting flange 2211 Mounting hole on disk 31 locks taper roll bearing and terminal pad 31, and rotary part 2 is using conical bearing profit in the present embodiment Finely tuned in realizing in installation process.
The circumference of terminal pad 31 is correspondingly provided with 12 moments of torsion and pulled to 12 internal torque joints 314 are uniformly provided with the present embodiment Hand, torque wrench 4 are connected with moment of torsion adapter sleeve 41, and torque wrench 4 is connected by moment of torsion adapter sleeve 41 with torque fitting 314.This The terminal pad 31 of invention is provided with multipair bolt hole 313, in this implementation, according to the detachable or various sizes of screw fastening of installation The difference of the inner member 5 of tight ring-type heat exchanger and design the size and spacing of bolt hole, lift a specific example, such as to positioning Ring, screw thread bearing ring, the dismounting or installation for dividing journey case, according to locating ring, screw thread bearing ring, the corresponding mounting hole divided on journey case Size and spacing, design 3 pairs of various sizes of bolts hole 313, shown in Figure 3,3 pairs of various sizes of bolts hole 313 wrap Include first pair of bolt hole, 3131, second pairs of bolts hole 3132, the 3rd pair of bolt hole 3133, first pair of bolt hole in terminal pad 31 3131 align with two mounting holes 591 on locating ring 59 is connected, second in terminal pad 31 pair bolt hole 3132 and screw thread pressure-bearing The alignment connection of mounting hole 521 on ring 52, the 3rd pair of bolt hole 3133 in terminal pad 31 and divide on journey case 57 mounting hole 571 Alignment connection.When installation or removal utilize screw thread bearing ring 52, the mounting hole 521 of screw thread bearing ring 52 should coordinate stay bolt to realize Its connection with terminal pad 31;To prevent that channel cover comes off in operating process, using 8 root long bolts by screw thread bearing ring 52 with Terminal pad 31 connects.So that screw thread bearing ring is integrally formed with channel cover, synchronous rotary is realized.
In the present embodiment, cubic torque fitting 314 in 12 is uniformly arranged along its circumferencial direction in terminal pad 31, every 1 Square torque fitting 314 connects a torque wrench 4, and the one end of torque wrench 4 is connected with moment of torsion adapter sleeve 41, and torque wrench 4 passes through Moment of torsion adapter sleeve 41 is connected with torque fitting 314.
Before use, when for example being installed or removed to screw thread bearing ring, first calculate the precession of screw thread bearing ring or screw out process Required moment of torsion, then torque wrench is configured by calculated value.It effectively prevent in use because moment of torsion can not be controlled The stuck phenomenon being manufactured between internal and external threads.Dismantle or install in screw-lock ring type of heat exchangers using the governor motion During component 5, taper roll bearing is connected with screw thread pressure-bearing ring component by terminal pad 31 first, then will be hung by convex-concave flange Dress crossbeam 11 is connected with rotary part 2;When screw thread bearing ring 52 is just threaded in or out screw thread, pass through pre-set torsion Square Twist wrench, so as to easily mount and dismount.
After the patent of invention puts into operation, it can effectively reduce because of frictional resistance caused by frock deadweight, reduce constructor The manipulation strength of member, convenient lifting;What is more important Scientific Establishment torque value, avoids thread biting locking phenomenon in operating process Generation, its easy to operate, quick, science, effectively.

Claims (9)

  1. A kind of 1. split type, torque adjustment mechanism for thread-locking ring dismounting, in screw-lock ring type of heat exchangers The installation or dismounting of component, it is characterised in that the governor motion includes:
    One lifting part, including a lifting cross beam, the lifting cross beam are detachably connected provided with balancing weight, hanger, one first Part, first removable connector are arranged at an end of the lifting cross beam;
    One rotary part, including a connecting shaft, one second removable connector, a bearing part, second removable connector, The bearing part is installed on the both ends of the connecting shaft, and second removable connector and the first removable connector coordinate Connection;
    One connecting portion, it is a terminal pad, is connected with the rotary part, the terminal pad is provided with one and supplies the bearing part part The centre bore passed through, the mounting hole, multipair bolt hole, the multiple torque fittings that are connected with the bearing part, every a pair of bolts Hole is set all in accordance with the spacing of the mounting hole of the inner member of screw-lock ring type of heat exchangers;
    Individual torque wrench more than one, it is connected with the torque fitting corresponding matching.
  2. 2. split type, the torque adjustment mechanism for thread-locking ring dismounting as claimed in claim 1, it is characterised in that institute State and one is additionally provided with lifting cross beam to limit the locating part of the balancing weight, a drawing ear, the drawing ear can different from described first One end where dismantling connection part is set, and the locating part sets against the balancing weight and positioned at close to the one of the drawing ear Side.
  3. 3. split type, the torque adjustment mechanism for thread-locking ring dismounting as claimed in claim 1, it is characterised in that institute State the first removable connector, the second removable connector is a pair of supporting flanges.
  4. 4. split type, the torque adjustment mechanism for thread-locking ring dismounting as claimed in claim 3, it is characterised in that institute It is a female flange to state the first dismantling connection part, and second removable connector is a convex flange.
  5. 5. split type, the torque adjustment mechanism for thread-locking ring dismounting as claimed in claim 3, it is characterised in that institute It is a convex flange to state the first dismantling connection part, and second removable connector is a female flange.
  6. 6. split type, the torque adjustment mechanism that are used for thread-locking ring dismounting as described in claim 4 or 5, it is characterised in that The convex flange uses H7g7 precision with the female flange fit tolerance.
  7. 7. split type, the torque adjustment mechanism for thread-locking ring dismounting as claimed in claim 1, it is characterised in that institute It is a taper roll bearing to state bearing part, and one end of the taper roll bearing is provided with an adpting flange, screw bolt passes institute State the flange hole on adpting flange, the mounting hole in the terminal pad locks the taper roll bearing and the terminal pad.
  8. 8. split type, the torque adjustment mechanism for thread-locking ring dismounting as claimed in claim 7, it is characterised in that institute State taper roll bearing and be provided with bearing holder (housing, cover), the bearing holder (housing, cover) circumferential direction is provided with the adpting flange.
  9. 9. split type, the torque adjustment mechanism for thread-locking ring dismounting as claimed in claim 1, it is characterised in that institute Terminal pad circumference is stated to 12 internal torque joints are uniformly provided with, is correspondingly provided with 12 torque wrenches, the torque wrench with Moment of torsion adapter sleeve is connected, and the torque wrench is connected by the moment of torsion adapter sleeve with the torque fitting.
CN201610827369.9A 2016-09-14 2016-09-14 A kind of split type, torque adjustment mechanism for thread-locking ring dismounting Pending CN107813261A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610827369.9A CN107813261A (en) 2016-09-14 2016-09-14 A kind of split type, torque adjustment mechanism for thread-locking ring dismounting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610827369.9A CN107813261A (en) 2016-09-14 2016-09-14 A kind of split type, torque adjustment mechanism for thread-locking ring dismounting

Publications (1)

Publication Number Publication Date
CN107813261A true CN107813261A (en) 2018-03-20

Family

ID=61600758

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610827369.9A Pending CN107813261A (en) 2016-09-14 2016-09-14 A kind of split type, torque adjustment mechanism for thread-locking ring dismounting

Country Status (1)

Country Link
CN (1) CN107813261A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109940359A (en) * 2019-03-26 2019-06-28 哈尔滨汽轮机厂有限责任公司 A kind of screwed ring is horizontally mounted tool
CN113134806A (en) * 2021-05-19 2021-07-20 中海石油(中国)有限公司深圳分公司 Cover dismounting device
CN114043213A (en) * 2021-11-22 2022-02-15 南京金陵石化建筑安装工程有限公司 Threaded locking ring disassembling and assembling machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109940359A (en) * 2019-03-26 2019-06-28 哈尔滨汽轮机厂有限责任公司 A kind of screwed ring is horizontally mounted tool
CN113134806A (en) * 2021-05-19 2021-07-20 中海石油(中国)有限公司深圳分公司 Cover dismounting device
CN114043213A (en) * 2021-11-22 2022-02-15 南京金陵石化建筑安装工程有限公司 Threaded locking ring disassembling and assembling machine

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