WO1994017312A1 - Ensemble goupille pour un element - Google Patents

Ensemble goupille pour un element Download PDF

Info

Publication number
WO1994017312A1
WO1994017312A1 PCT/AU1994/000041 AU9400041W WO9417312A1 WO 1994017312 A1 WO1994017312 A1 WO 1994017312A1 AU 9400041 W AU9400041 W AU 9400041W WO 9417312 A1 WO9417312 A1 WO 9417312A1
Authority
WO
WIPO (PCT)
Prior art keywords
pin
locking
engageable
bore
component
Prior art date
Application number
PCT/AU1994/000041
Other languages
English (en)
Inventor
Wilfred Werner Krajewski
Original Assignee
Bannerdeck Pty. 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
Priority claimed from AUPM3079A external-priority patent/AUPM307993A0/en
Application filed by Bannerdeck Pty. Ltd. filed Critical Bannerdeck Pty. Ltd.
Priority to AU59666/94A priority Critical patent/AU671191B2/en
Publication of WO1994017312A1 publication Critical patent/WO1994017312A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
    • F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
    • F16B21/12—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with locking-pins or split-pins thrust into holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G15/00—Chain couplings, Shackles; Chain joints; Chain links; Chain bushes
    • F16G15/04—Quickly-detachable chain couplings; Shackles chain links with rapid junction means are classified according to the corresponding kind of chain
    • F16G15/06—Shackles designed for attachment by joint pins to chain elements, e.g. D-shackles so called harp links; the D-chain links are classified according to the corresponding kind of chain

Definitions

  • the pin assembly is particularly suitable for, but not limited to, use in shackles; pivot pins in mining, marine, military or transport equipment; or the like.
  • the invention also relates to shackles incorporating such pins.
  • the present invention resides in a pin assembly for a component including: a pin engageable in aligned bores in first and second portions of the component, the pin having at at least one end a longitudinal bore and a transverse slot; a locking plate engageable in the transverse slot in the pin (and, optionally, in a transverse bore in the first portion (or second portion) of the component when aligned with the transverse slot); a locking pin engageable in the longitudinal bore of the pin to pass through a bore in the locking plate; and locking means to lock the locking pin in the end of the pin.
  • the other end of the pin may have a pin head rotatably or non-rotatably engageable in a socket (or bush) in the second (or first) portion of the component.
  • the other end of the pin may be secured by a second locking plate/locking pin/locking means, the locking plate being engageable in a transverse bore or slot in the second (or first) portion of the component.
  • the locking pin has a peripheral groove which, when the locking pin is engaged in the pin, is aligned with a recess in one face of the locking plate.
  • the locking means includes a locking ring or circlip engageable in the peripheral grooves.
  • a resilient sealing ring may surround the locking ring in the recess.
  • the present invention resides in a pin assembly for a component including: a pin engageable in aligned bores in first and second portions of the component, the pin having at at least one end a longitudinal bore and a transverse slot; a locking plate engageable in the transverse slot in the pin (and, optionally, in a transverse bore in the first portion (or second portion) of the component when aligned with the transverse slot) ; and a locking stud having a shank engageable in the longitudinal bore of the pin to pass through a bore in the locking plate; and locking means to secure the locking stud in the end of the pin.
  • the other end of the pin may have a pin head rotatably engageable in a socket (or bush) in the second
  • the other end of the pin may be secured by a second locking plate/locking stud/locking means, the locking plate being engageable in a transverse bore (or slot) in the second (or first) portion of the component.
  • the locking means includes a complementary screw-thread in the longitudinal bore of the pin and/or the bore in the locking plate.
  • the longitudinal bore in the pin may be screw-threaded both internally and externally of the transverse slot.
  • the present invention resides in a pin assembly for a component including: a pin engageable in aligned bores in first and second portions of the component, the pin having at at least one end a longitudinal bore and a transverse slot; a locking plate engageable in the transverse slot in the pin (and, optionally, in a transverse bore in the first portion (or second portion) of the component when aligned with the transverse slot); a non-circular slot in the one end, aligned within the longitudinal bore; a substantially circular chamber in the one end interposed between the non-circular slot and the transverse slot; and a locking pin having a shank engageable in the longitudinal bore of the pin to pass through a bore in the locking plate and receivable in the chamber to secure the locking pin in the end of the pin.
  • the other end of the pin may have a pin-head rotatably or non-rotatably engaged in a socket (or bush) in the second (or first) portion of the component.
  • the other end of the pin may be secured by a second locking plate/locking pin means, the locking plate being engageable in a transverse bore (or slot) in the second (or first) portion of the component.
  • the locking pin is rotatable in the chamber from a first (locking) position, at right angles to the non-circular slot, to a second (release) portion, aligned with the non-circular slot, to allow the locking pin to be released from the pin.
  • the locking pin has a non-circular head or plate of the same, or similar, configuration as the non-circular slot, but of reduced dimensions.
  • the chamber has at least one hole or depression engageable by a spring-loaded or resilient ball or stop to releasably secure the locking pin in the first (locking) position.
  • the locking pin may be rotated between the two positions by a tool inserted through the non-circular hole to engage the head or plate of the locking pin, or a nut or spigot on the head or plate (aligned with the shank) .
  • load bearing bushes support the pin in the first and second portions of the component at least in the direction of pull.
  • the bushes are cast of wear- resistant material and are secured (eg. by welding) non- rotatably in sockets formed in the first and second portions.
  • the present invention resides in a shackle assembly including: a substantially U-shaped shackle body having a head on one leg of the body and a tail on the other leg of the body; aligned bores in the head and tail; at least one transverse bore in the head and/or tail; and a pin assembly as hereinbefore described, the pin being engageable in the aligned bore in the head and tail and the locking plate being engageable in the transverse bore.
  • the aligned bores are non- circular, and non-circular load bearing bushes in the aligned bores support the pin in the head and tail at least in the direction of pull on the shackle assembly.
  • FIGS 1 to 4 are respective side, side, end and end elevation view of a first embodiment of the pin
  • FIG 5 is an exploded side elevation view of the locking system for the pin
  • FIG 6 is a side elevation of the assembled locking system for the pin
  • FIG 7 is a section view of the assembled locking system
  • FIG 8 is an end elevation view of the assembled locking system
  • FIG 9 is a side view of a modified embodiment: of the pin with a pair of the locking systems
  • FIG 10 is an exploded view of a shackle assembly incorporating the pin assembly of FIGS 1 to 8;
  • FIG 11 is an end elevation of the assembled shackle assembly;
  • FIG 12 is a part-sectional side elevation of the shackle assembly
  • FIG 13 is an exploded side elevation view of the locking system for a second embodiment of the pin
  • FIG 14 is an end elevation of the assembled pin (the locking plate being omitted);
  • FIG 15 is a sectional side view of the assembled locking system
  • FIG 16 is an exploded view of a shackle assembly incorporating the pin assembly of FIGS 13 to 15;
  • FIG 17 is an end elevation of the pin of a third embodiment
  • FIG 18 is a sectional side view taken on line
  • FIG 19 is an end elevation of the locking pin of the third embodiment.
  • FIG 20 is a sectional view taken on line 20-20 on FIG 19;
  • FIG 21 is a side view of a tool to rotate the locking pin between its two positions.
  • FIG 22 is an underside view of the tool.
  • the pin 20 has a shank 120 with a square pin head 121 at one end, a longitudinal bore 122 at the other end, associated with a transverse slot 123 and a transverse recess 124 (see FIGS 1 to 4) .
  • a rectangular locking plate 30 has a body 131 with a bore 132 therethrough surrounded by a recess 133 at one end.
  • the locking pin 40 has a shank 141, with a peripheral grooves 142, and a head 143.
  • a metal locking ring 80 eg. a split washer
  • a rubber sealing ring 70 complete the locking assembly.
  • the pin is assembled as follows.
  • the locking ring 80 and sealing ring 70 are located within the recess 133 in the locking plate 30.
  • the locking plate 30 is inserted through the transverse slot 123 in the pin 20 until its bore 132 is aligned with the longitudinal bore 122 in the pin shank 120.
  • the locking pin 40 has its shank 141 inserted in the outer end of the longitudinal bore 122 of the pin shank 120 and the head 143 is then struck (eg. with a light hammer) to drive the lock pin 40 home, where the locking ring 80 engages the peripheral groove 142 in the locking pin 40.
  • the pin 20 is now locked in the component (not shown) .
  • the head 121 is replaced by a square or rectangular portion 121a and a locking plate 30/locking pin 40 combination is provided at each end to locate and secure the pin 20 in, eg. the head and tail of a shackle (not shown) .
  • the shackle assembly 1000 incorporates a shackle 10 and the pin 20.
  • the shackle 10 has a substantially U-shaped body 110 with a head 111 on one leg and a tail 112 on the other leg.
  • a pair of bushes 50, 60 cast from hard wearing material, are non-rotatably received (and secured by welding) in complementary recesses 115, 116 in aligned bores 113, 114 in the head 111 and tail 112.
  • a transverse bore 117 intersects bore 113 and head 111.
  • the shackle 10 is assembled with the bushes 50, 60 welded in place.
  • the locking ring 80 and sealing ring 70 are located within the recess 133 in the locking plate 30.
  • the pin 20 is inserted through the bore 114 in the tail 112 and then into the bore 113 in the head 111 until the pin head 121 is non-rotatably engaged by the bush 60. At each end, the shank 120 of the pin 20 is supported by the bushes 50, 60.
  • the locking plate 30 is inserted through the transverse bore 117 in the head 111 until its bore 132 is aligned with the longitudinal bore 122 in the pin shank 120.
  • the locking pin 40 has its shank 141 inserted in the outer end of the longitudinal bore 122 of the pin shank 120 and the head 143 is then struck (eg. with a light hammer) to drive the lock pin 40 home, where the locking ring 80 engages the peripheral groove 142 in the locking pin 40.
  • the pin 20 is now locked in the shackle 10.
  • the pin 202 has a shank 220, head 221, longitudinal bore 222 and transverse slot 223 substantially as hereinbefore described, with a circular recess 224 at the end of the pin 202.
  • the locking plate 203 has a body 231 with a screw-threaded bore 232 and recess 233.
  • the locking stud 204 has a shank 241, a screw- threaded portion 242 and a head 243.
  • a cover 207 and a clip 208 are received within the bore 232 of the lock plate 203 and an O-ring 209 is sealably engaged between the underside of the head 243 of the locking stud 204 and the end of shank 220 of the pin 202 about the longitudinal bore 222.
  • the shank 241 of the locking stud 204 is inserted into the longitudinal bore 222 of the pin 202 and the screw-threaded portion 242 is engaged with the threaded bore 232 of the locking plate 203 to secure the latter.
  • the head 243 of the locking stud 204 is received within the recess 224 in the end of the pin 202, the head is protected against damage and the stud 204 can be removed with a suitable tool (eg. a power wrench) .
  • a suitable tool eg. a power wrench
  • the bore 232 is plain, and the screw-threaded portion 242 of the locking stud 204 engages complementary screw threads in the longitudinal bore 222 above and/or below the transverse slot 223.
  • the stud 204 may be screw-threadably engaged in both the pin 202 and locking plate 203.
  • respective locking systems may be provided at each end of the pin 202.
  • FIG 16 shows how the pin assembly 203 is fitted to a shackle assembly 1010 and is supported in the aligned bores 1013, 1014 (in the head 1011 and tail 1012) by the non-circular bushes 1016 in the direction of pull.
  • pin 302 has a shank 320, head (not shown), longitudinal bore 322 and transverse slots 323 substantially as hereinbefore described.
  • the locking plate (not shown) is of the same configuration as locking plate 30 (see FIGS 5-7), where the recess 133 is omitted.
  • a non-circular slot 324 in the end of the pin 302 is connected to a circular chamber 325, connected to the bore 322, and interposed between the non-circular slot 324 and transverse slot 323.
  • the locking pin 304 has a shank 341 and a non- circular head 343.
  • a pair of spring-loaded balls 345 are provided in the head 343.
  • the locking plate is inserted in the transverse slot 323 and the bore in the locking plate is aligned with longitudinal bore 322 in the pin 302.
  • the locking pin 304 is inserted through the non-circular slot 324 so that the shank 341 passes through the aligned bores in the locking plate and the pin 302.
  • the locking pin 304 is rotated through 90° until the spring-loaded balls 345 engage the locating holes 326 in the end of the pin 302. As the locking pin 304 is received within the end of the pin 302, it is protected against damage.
  • the locking pin 304 may be rotated by a tool
  • a socket may be engaged on a hexagonal (or square) spigot 346 on the head 343 of the locking pin 304.
  • the shackles 100, 1010, or modified versions thereof, may be used as dump shackles or drag shackles in mining equipment, chain shackles or the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)

Abstract

Des ensembles goupille (20, 202, 302) pouvant être utilisés dans des ensembles manille (100, 1010), présentent une fente transversale (123, 223, 323) destinée à recevoir des plaquettes de verrouillage (30, 203, 303) afin de fixer de manière libérable les ensembles goupille (20, 202, 302) dans des ensembles manille (100, 1010). Des goupilles de verrouillage (40, 204, 304) sont introduite à travers des trous (122, 222, 322) pratiqués dans les tiges (120, 220, 320) des goupilles (20, 202, 302) afin de fixer de manière libérable les plaquettes de verrouillage (30, 203, 303) dans les goupilles (20, 202, 302). Les ensembles goupilles (20, 202, 302) sont soutenus par des manchons non circulaires (50, 60, 1016) dans les ensembles manille (100, 1010), tout au moins dans le sens de la traction.
PCT/AU1994/000041 1993-01-29 1994-01-31 Ensemble goupille pour un element WO1994017312A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU59666/94A AU671191B2 (en) 1993-01-29 1994-01-31 Pin assembly for a shackle

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
AUPL7024 1993-01-29
AUPL702493 1993-01-29
AUPL737593 1993-02-18
AUPL7375 1993-02-18
AUPL8867 1993-05-19
AUPL886793 1993-05-19
AUPM3079A AUPM307993A0 (en) 1993-12-20 1993-12-20 Pin assembly for a component
AUPM3079 1993-12-20

Publications (1)

Publication Number Publication Date
WO1994017312A1 true WO1994017312A1 (fr) 1994-08-04

Family

ID=27424340

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU1994/000041 WO1994017312A1 (fr) 1993-01-29 1994-01-31 Ensemble goupille pour un element

Country Status (1)

Country Link
WO (1) WO1994017312A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2480060A (en) * 2010-05-04 2011-11-09 Intermoor Ltd A mooring line swivel connector for connecting chains
CN105257655A (zh) * 2015-09-29 2016-01-20 徐州建机工程机械有限公司 一种销轴防转固定装置
NL2013750B1 (en) * 2014-11-07 2016-10-06 Southwest Eng B V Retainer system for securing a pin, a pin adapted to said retainer system, and an article suitable for use of said pin and retainer system.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1596815A (en) * 1978-03-02 1981-09-03 Wheway Watson Holdings Coupling means
US4337614A (en) * 1980-02-19 1982-07-06 Esco Corporation Pin locking assembly
GB2101264A (en) * 1981-07-01 1983-01-12 Wheway Watson Holdings Limited Pinned coupling
US5064326A (en) * 1990-06-04 1991-11-12 Davis Robert E Tamper proof service bolt

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1596815A (en) * 1978-03-02 1981-09-03 Wheway Watson Holdings Coupling means
US4337614A (en) * 1980-02-19 1982-07-06 Esco Corporation Pin locking assembly
GB2101264A (en) * 1981-07-01 1983-01-12 Wheway Watson Holdings Limited Pinned coupling
US5064326A (en) * 1990-06-04 1991-11-12 Davis Robert E Tamper proof service bolt

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2480060A (en) * 2010-05-04 2011-11-09 Intermoor Ltd A mooring line swivel connector for connecting chains
NL2013750B1 (en) * 2014-11-07 2016-10-06 Southwest Eng B V Retainer system for securing a pin, a pin adapted to said retainer system, and an article suitable for use of said pin and retainer system.
CN105257655A (zh) * 2015-09-29 2016-01-20 徐州建机工程机械有限公司 一种销轴防转固定装置

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