CN112299275A - Traction mechanism for adjusting moment of mechanical arm support of engineering crane - Google Patents
Traction mechanism for adjusting moment of mechanical arm support of engineering crane Download PDFInfo
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- CN112299275A CN112299275A CN202011162897.XA CN202011162897A CN112299275A CN 112299275 A CN112299275 A CN 112299275A CN 202011162897 A CN202011162897 A CN 202011162897A CN 112299275 A CN112299275 A CN 112299275A
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- gear
- tooth
- traction
- guide
- winch
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- 230000007246 mechanism Effects 0.000 title claims abstract description 54
- 238000003860 storage Methods 0.000 claims abstract description 19
- 230000008859 change Effects 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000000151 deposition Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 20
- 239000000428 dust Substances 0.000 description 9
- 238000005520 cutting process Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000010405 clearance mechanism Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7442—Capstans having a horizontal rotation axis
- B66D1/7447—Capstans having a horizontal rotation axis driven by motor only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/20—Chain, belt, or friction drives, e.g. incorporating sheaves of fixed or variable ratio
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/24—Power transmissions between power sources and drums or barrels for varying speed or reversing direction of rotation of drums or barrels, i.e. variable ratio or reversing gearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7484—Details concerning gearing arrangements, e.g. multi-speed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates to the technical field of engineering cranes, in particular to a traction mechanism for adjusting the moment of a mechanical arm support of an engineering crane, which comprises a traction mechanism main body, wherein the traction mechanism main body comprises a storage box, the inner wall of one side of the storage box is connected with a winch, the inner wall of the winch is connected with a traction cable, the outer surface of one side of the winch is connected with a traction speed change mechanism, the inner wall of the other side of the storage box is connected with a first guide column, and the outer surface of the first guide column is connected with a surface cleaning mechanism; the traction speed change mechanism is arranged, so that the rotating speed of the first toothed ring can be effectively reduced, the torsion of the first toothed ring is increased, the possibility that the winch is damaged when heavy goods are hoisted is avoided, and the device is provided with the cleaning mechanism, so that impurities adhered to the outer surface of the traction cable can be conveniently cleaned through the rotation of the first connecting sleeve, and the abrasion of the surface of the traction cable during storage can be reduced.
Description
Technical Field
The invention relates to the technical field of engineering cranes, in particular to a traction mechanism for adjusting the moment of a mechanical arm support of an engineering crane.
Background
The hoisting is a mechanical behavior of vertically or horizontally moving a heavy object, is completed by a hoisting machine, and is specified as an elevator with a rated hoisting capacity of more than or equal to half ton; the crane has a rated lifting capacity of more than or equal to three tons and a lifting height of more than or equal to 2 m; mechanical parking equipment with the number of layers greater than or equal to two.
As disclosed in publication No.: CN108689321A discloses a boom crane counter weight synchronization device that shifts relates to engineering machine tool technical field. A counterweight displacement synchronizing device of a cantilever crane comprises a displacement sensor, a plurality of groups of steel wire ropes and a steel wire rope synchronizing device. The steel wire rope synchronizing device comprises a plurality of groups of movable pulleys, a winding drum, a speed reducer, a driving device and a control circuit. When the crane boom performs variable-pair action, the steel wire rope synchronizing device can synchronously move the counterweight to a corresponding position through the steel wire rope. The mechanism and the device are matched to realize the synchronous displacement of the balance weight and realize the real-time adjustment of the position of the balance weight under the condition that the moment changes when a lifted heavy object becomes amplitude, thereby achieving the function of moment balance of the whole machine, and leading the operation of the arm support crane to be more stable and safe, the device also has the effects of energy saving and consumption reduction, however, the part of the mechanical arm traction mechanism of the existing engineering crane generally draws a winch and draws and winds the mechanical arm cable by the winch when the mechanical arm traction mechanism works, but the dust is generally larger on the working site when the engineering crane works, and if the engineering crane is completely unfolded, the cable close to the top end of the crane is positioned in the air, and the sheltering object in the air is less, so that the dust in the air is easily attached to the surface of the traction cable of the crane, and the dust is attached to the surface of the traction cable and is intensively wound by the winch, dust particles can produce wearing and tearing to the traction cable under the rolling state, although traction cable material strength is higher, but long-term back of using, dust particles still can produce wearing and tearing to the traction cable surface, and lead to the structural strength of traction cable to produce and descend, and current some engineering crane arm drive mechanism, it is itself at the during operation, if when the great object of jack-up, the hoist need carry out speed reduction hoist and mount, and its self working resistance of the hoist of fixed output will increase, thereby can lead to the hoist to continuously generate heat, and then can lead to the hoist to produce the damage, therefore an engineering crane arm frame drive mechanism for moment adjustment is needed to solve above-mentioned problem urgently.
Disclosure of Invention
The invention aims to provide a traction mechanism for adjusting the moment of a mechanical arm support of an engineering crane, which aims to solve the problems that dust particles in a working occasion can abrade the surface of a traction cable in the existing traction mechanism for part of mechanical arms of the engineering crane in the background art, and the working resistance of a winch with fixed output power of the existing traction mechanism for part of mechanical arms of the engineering crane is increased, so that the winch is easily heated and damaged.
In order to achieve the purpose, the invention provides the following technical scheme:
a traction mechanism for adjusting the moment of a mechanical arm support of an engineering crane comprises a traction mechanism main body, wherein the traction mechanism main body comprises a storage box, the inner wall of one side of the storage box is connected with a winch, the inner wall of the winch is connected with a traction cable, the outer surface of one side of the winch is connected with a traction speed change mechanism, the inner wall of the other side of the storage box is connected with a first guide column, the outer surface of the first guide column is connected with a surface cleaning mechanism, and the outer surface of one side of the storage box is connected with a clutch mechanism;
the traction speed change mechanism comprises a gearbox, a first belt pulley, a second connecting ring, a third clamping tooth, a first short tooth, a first clamping sleeve, a first long tooth, a second guide rod, a third guide rod, a second short tooth and a first bearing block, wherein the outer surface of one side of the winch is connected with the third guide rod, the outer surface of one side of the third guide rod is connected with the first belt pulley, the outer surface of the third guide rod is sleeved with the second short tooth, the surface of one side, far away from the second short tooth, of the third guide rod is connected with the second clamping tooth, the outer surface of the second clamping tooth is meshed with the first short tooth, the surface of one side of the first short tooth is fixedly connected with the third clamping tooth, the second guide rod is inserted into the first short tooth, the outer surface of one side of the second guide rod is connected with the second connecting ring, the center position of the second guide rod is fixedly sleeved with the first clamping sleeve, the outer surface of the first clamping sleeve is connected with a first shifting block, the surface of one side, far away from the first short tooth, of the second guide rod is connected with a first long tooth, the surface of the bottom end of the first long tooth is meshed with a first clamping tooth, a first guide rod is inserted into the inner wall of the first clamping tooth, and the outer surface of one side of the first guide rod is connected with a winch.
Preferably, clearance mechanism includes traction cable, first slider, first link, first threaded rod, first awl tooth, first bearing tooth and first adapter sleeve, the surface sliding connection of first guide post has first slider, and a side surface butt of first slider has first link, and a side surface of first link is connected with first adapter sleeve, first ring gear has been cup jointed to the surface of first link, first ring gear bottom surface meshing has first awl tooth, and the bottom of first awl tooth is connected with first bearing tooth, the bottom of first slider is connected with first bearing piece, and the inside of first bearing piece is inserted and is equipped with first threaded rod.
Preferably, clutching mechanism includes first guide pulley, first transmission tooth, second transmission tooth, head rod, first gear and second gear, one side surface of first threaded rod is connected with the head rod, and the second gear has been cup jointed to one side surface of head rod, the first gear has been cup jointed to one side that the second gear was kept away from to the head rod, the surface toothing of first gear has first transmission tooth, the back connection of first transmission tooth has first guide pulley, the surface toothing of first transmission tooth has the second transmission tooth, and one side sliding connection of second transmission tooth is at the surface of depositing the case.
Preferably, one side surface of second driving gear is connected with square piece through the bearing, deposit one side surface of receiving the case and seted up square groove, and the inside sliding connection in square groove has the second driving gear.
Preferably, the outer surface of the gearbox is provided with a notch, and a first shifting block is slidably connected inside the notch.
Preferably, an arc-shaped groove is formed in the outer surface of one side of the first sliding block, and the first connecting ring is connected to the inner portion of the arc-shaped groove in a clamping mode.
Preferably, first guide post is provided with two sets ofly, and two sets of first guide post equidistance even connection is at the inner wall of depositing and holding the case, the surface sliding connection of first guide post has first slider.
Preferably, the outer surface of the first cutting sleeve is provided with a connecting groove, and the inside of the connecting groove is slidably connected with a first shifting block.
Preferably, the inner wall of the first bearing block is provided with a circular groove, the inner wall of the circular groove is provided with a thread, and the inner thread of the first bearing block is connected with a first threaded rod.
Compared with the prior art, the invention has the beneficial effects that: this traction mechanism is used in engineering crane machinery cantilever crane moment adjustment, through setting up traction speed change mechanism, can effectively reduce the rotational speed of first ring gear, and increase the torsion of first ring gear, in order to avoid the winch can produce the possibility of damaging when hoist and mount heavier goods, and the device is through setting up clearance mechanism, can conveniently come to be stained with the impurity that attaches to the traction cable surface through the rotation of first adapter sleeve and clear up, thereby can reduce the traction cable and accomodate the produced wearing and tearing in its surface when accomodating.
1. The device is through being provided with traction speed change mechanism, make the third guide arm drive the capstan winch and carry out the rolling to the traction cable, when the weight that the traction cable was towed is great, can at first manually grip first shifting block, and remove first shifting block, pull first cutting ferrule simultaneously through first shifting block and drive the second guide arm and remove, thereby first short tooth no longer carries out the block with the second latch in time, so that conveniently make third latch and the short tooth of second mesh, and then can effectively reduce the rotational speed of third guide arm, and increase the working torque of third guide arm, thereby can make things convenient for the third guide arm to pull the capstan winch and carry out the rolling to the traction cable, and then can effectively increase the torsion of third guide arm, reduce the rotational speed of capstan winch, in order to avoid the winch can produce the possibility of damaging when hoist and mount heavier goods.
2. The device is through being provided with clearance mechanism, can conveniently drive first bevel gear together and remove through the rotation of first bearing tooth, and, through the meshing between first bevel gear and the first ring gear, can conveniently make first adapter sleeve begin to rotate, it is spacing simultaneously through the block between first go-between and the first slider, can effectively conveniently carry on spacingly to first go-between, it rotates to drive first adapter sleeve through first ring gear, can conveniently hang the brush clearance to its inside pull cable surface, thereby can effectively reduce the pull cable and when accomodating the wearing and tearing that the dust produced the pull cable surface.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a perspective view of the transmission case and a first pulley according to the present invention;
FIG. 3 is a perspective view of the first slider and the first guide post according to the present invention;
FIG. 4 is a perspective view of the first slider and the first bevel gear according to the present invention;
FIG. 5 is a perspective view of the first slider and the first coupling sleeve according to the present invention;
FIG. 6 is a perspective view of the first ring gear and the first coupling sleeve of the present invention;
FIG. 7 is a perspective view of the first drive tooth and first gear of the present invention;
FIG. 8 is a perspective view of the transmission case and a third guide bar according to the present invention;
FIG. 9 is a perspective view of a third guide bar and a second attachment ring in accordance with the present invention;
FIG. 10 is a perspective view of a first receiving block and a first threaded rod of the present invention;
fig. 11 is a back perspective view of the structure of the present invention.
In the figure: 1. a storage box; 2. a traction cable; 3. a winch; 4. a gearbox; 5. a winch; 6. a first connecting rod; 7. a first gear; 8. a second gear; 9. a first slider; 10. a first guide post; 11. a first connecting ring; 12. a first shifting block; 13. a first pulley; 14. a first ring gear; 15. a first threaded rod; 16. a first bevel gear; 17. a first bearing tooth; 18. a first connecting sleeve; 19. a first guide wheel; 20. a first drive tooth; 21. a second gear; 22. a first guide bar; 23. a first latch; 24. a second latch; 25. a second connection ring; 26. a third latch; 27. a first short tooth; 28. a first ferrule; 29. a first long tooth; 30. a second guide bar; 31. a third guide bar; 32. a second short tooth; 33. a first receiving block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-11, an embodiment of the present invention:
a traction mechanism for adjusting the moment of a mechanical arm support of an engineering crane comprises a traction mechanism main body, wherein the traction mechanism main body comprises a storage box 1, the inner wall of one side of the storage box 1 is connected with a winch 3, the inner wall of the winch 3 is connected with a traction cable 2, the outer surface of one side of the winch 3 is connected with a traction speed change mechanism, the inner wall of the other side of the storage box 1 is connected with a first guide column 10, the outer surface of the first guide column 10 is connected with a surface cleaning mechanism, and the outer surface of one side of the storage box 1 is connected with a clutch mechanism;
the traction speed change mechanism comprises a gearbox 4, a first belt pulley 13, a second connecting ring 25, a third clamping tooth 26, a first short tooth 27, a first clamping sleeve 28, a first long tooth 29, a second guide rod 30, a third guide rod 31, a second short tooth 32 and a first bearing block 33, wherein the outer surface of one side of the winch 3 is connected with the third guide rod 31, the outer surface of one side of the third guide rod 31 is connected with the first belt pulley 13, the outer surface of the third guide rod 31 is sleeved with the second short tooth 32, the surface of one side, far away from the second short tooth 32, of the third guide rod 31 is connected with the second clamping tooth 24, the outer surface of the second clamping tooth 24 is meshed with the first short tooth 27, the surface of one side of the first short tooth 27 is fixedly connected with the third clamping tooth 26, the second guide rod 30 is inserted into the first short tooth 27, the outer surface of one side of the second guide rod 30 is connected with the second connecting ring 25, the first clamping sleeve 28 is fixedly sleeved at the central position of the second guide, the outer surface of the first cutting sleeve 28 is connected with the first shifting block 12, the surface of one side, far away from the first short tooth 27, of the second guide rod 30 is connected with a first long tooth 29, the surface of the bottom end of the first long tooth 29 is meshed with a first clamping tooth 23, the inner wall of the first clamping tooth 23 is inserted with a first guide rod 22, and the outer surface of one side of the first guide rod 22 is connected with a winch 5.
Further, clearance mechanism includes traction cable 2, first slider 9, first adapter ring 11, first threaded rod 15, first bevel gear 16, first bearing tooth 17 and first adapter sleeve 18, the surface sliding connection of first guide post 10 has first slider 9, and a side surface butt of first slider 9 has first adapter ring 11, and a side surface of first adapter ring 11 is connected with first adapter sleeve 18, the surface of first adapter sleeve 18 has cup jointed first ring gear 14, the meshing of first ring gear 14 bottom surface has first bevel gear 16, and the bottom of first bevel gear 16 is connected with first bearing tooth 17, the bottom of first slider 9 is connected with first bearing piece 33, and the inside of first bearing piece 33 is inserted and is equipped with first threaded rod 15, through setting up clearance mechanism, can conveniently scrape and clear up the attached impurity such as dust of traction cable 2 surface.
Further, the clutch mechanism includes a first guide wheel 19, a first transmission gear 20, a second transmission gear 21, a first connection rod 6, a first gear 7 and a second gear 8, one side surface of the first threaded rod 15 is connected with the first connection rod 6, and one side outer surface of the first connection rod 6 is sleeved with the second gear 8, one side of the first connection rod 6, which is far away from the second gear 8, is sleeved with the first gear 7, the outer surface of the first gear 7 is engaged with the first transmission gear 20, the back surface of the first transmission gear 20 is connected with the first guide wheel 19, the outer surface of the first transmission gear 20 is engaged with the second transmission gear 21, and one side sliding connection of the second transmission gear 21 is at the outer surface of the storage box 1, the engagement positions of the second transmission gear 21 and the second gear 8 can be conveniently adjusted by setting the clutch mechanism, so as to conveniently control the rotation reverse direction of the first connection rod 6.
Further, one side surface of second driving gear 21 is connected with square piece through the bearing, deposits one side surface of receiving case 1 and has seted up square groove, and the inside sliding connection in square groove has second driving gear 21, leads to and slides second driving gear 21 in depositing the square inslot that receives case 1 surface, can effectively control the meshing effect between second gear 8, second driving gear 21 and the first driving gear 20.
Further, the outer surface of gearbox 4 has been seted up and has been lacked the groove, and has lacked the inside sliding connection of groove and have first shifting block 12, through with first shifting block 12 sliding connection in gearbox 4's inside, can conveniently guide first shifting block 12.
Further, an arc-shaped groove is formed in the outer surface of one side of the first sliding block 9, the inner portion of the arc-shaped groove is connected with the first connecting ring 11 in a clamped mode, and the first connecting sleeve 18 can be limited by connecting the first connecting ring 11 to the outer surface of the first sliding block 9 in a clamped mode.
Further, first guide post 10 is provided with two sets ofly, and two sets of first guide post 10 equidistance even connection is in depositing the inner wall of receiving case 1, and the surface sliding connection of first guide post 10 has first slider 9, through the surface with first slider 9 sliding connection at first guide post 10, can conveniently guide spacingly to first slider 9 to avoid its produced skew when carrying out the work removal.
Further, the spread groove has been seted up to the surface of first cutting ferrule 28, and the inside sliding connection of spread groove has first shifting block 12, through carrying out sliding connection with first shifting block 12 and first cutting ferrule 28, can conveniently pull second guide arm 30 through first shifting block 12.
Further, the inner wall of the first bearing block 33 is provided with a circular groove, the inner wall of the circular groove is provided with a thread, the inner thread of the first bearing block 33 is connected with the first threaded rod 15, the first bearing block 33 is in threaded connection with the second connecting ring 25, and when the first threaded rod 15 is rotated, the first bearing block 33 can be conveniently moved along the outer surface of the first threaded rod 15.
The working principle is as follows: when the device works, firstly, the winch 5 can be manually started to work through the external power supply, the first guide rod 22 is driven to work through the work of the winch 5, meanwhile, the first latch 23 can be conveniently driven to rotate through the first guide rod 22, meanwhile, the first long tooth 29 can be conveniently driven to synchronously rotate through the rotation of the first latch 23, the first long tooth 29 can be conveniently driven to drive the second guide rod 30 to synchronously rotate through the transmission of the first long tooth 29, so that the first short tooth 27 can be conveniently driven to synchronously rotate through the second guide rod 30, the third guide rod 31 can be conveniently driven to transmit through the clamping between the first short tooth 27 and the second latch 24, the first belt pulley 13 can be conveniently driven to rotate through the third guide rod 31, meanwhile, the winch 3 can be conveniently driven to rotate through the rotation of the third guide rod 31, so that the third guide rod 31 can conveniently drive the winch 3 to wind the traction cable 2, when the towed weight of pull cable 2 is great, can at first manually grip first shifting block 12, and remove first shifting block 12, pull first cutting ferrule 28 through first shifting block 12 simultaneously and drive second guide arm 30 and remove, thereby first short tooth 27 no longer carries out the block with second latch 24 in the time of can, so that third latch 26 and second short tooth 32 mesh, and then can effectively reduce the rotational speed of third guide arm 31, and increase the working torque of third guide arm 31, so that can make things convenient for third guide arm 31 to pull capstan winch 3 and carry out the rolling to pull cable 2, and then can effectively increase the torsion of third guide arm 31, reduce the rotational speed of capstan winch 3, in order to avoid winch 5 can produce the possibility of damaging when hoist and mount heavier goods.
When the traction cable 2 is overhauled, the first connecting sleeve 18 can be firstly manually sleeved on the outer surface of the traction cable 2, the first connecting ring 11 connected to one side surface of the first connecting sleeve 18 is clamped on the surface of the first sliding block 9, then the first pulley 13 can drive the first guide wheel 19 to move, so that the first guide wheel 19 can conveniently drive the first transmission teeth 20 to move, the first transmission teeth 20 and the first gear 7 can be meshed, so that the first gear 7 can conveniently drive the first connecting rod 6 to rotate, the first connecting rod 6 can start to drive the first threaded rod 15 to move, the first bearing block 33 can conveniently move along the outer surface of the first threaded rod 15 through the threaded structure between the first threaded rod 15 and the first bearing block 33, and the tooth blocks on the surface of the first guide column 10 and the first bearing teeth 17 are meshed, can conveniently make first bearing tooth 17 rotate, and the rotation through first bearing tooth 17 can conveniently drive first bevel gear 16 and together remove, and, through the meshing between first bevel gear 16 and the first ring gear 14, can conveniently make first connecting sleeve 18 begin to rotate, it is spacing through the block between first connecting ring 11 and the first slider 9 simultaneously, can effectively conveniently carry out spacingly to first connecting ring 11, it rotates to drive first connecting sleeve 18 through first ring gear 14, can conveniently hang the brush clearance to 2 surfaces of its inside traction cable, thereby can effectively reduce the wearing and tearing that the dust produced to 2 surfaces of traction cable when accomodating of traction cable 2.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides an engineering crane machinery cantilever crane drive mechanism for moment adjustment, includes the drive mechanism main part, its characterized in that: the traction mechanism main body comprises a storage box (1), a winch (3) is connected to the inner wall of one side of the storage box (1), a traction cable (2) is connected to the inner wall of the winch (3), a traction speed change mechanism is connected to the outer surface of one side of the winch (3), a first guide column (10) is connected to the inner wall of the other side of the storage box (1), a surface cleaning mechanism is connected to the outer surface of the first guide column (10), and a clutch mechanism is connected to the outer surface of one side of the storage box (1);
the traction speed change mechanism comprises a gearbox (4), a first belt pulley (13), a second connecting ring (25), third clamping teeth (26), first short teeth (27), a first clamping sleeve (28), first long teeth (29), a second guide rod (30), a third guide rod (31), second short teeth (32) and a first bearing block (33), wherein the outer surface of one side of the winch (3) is connected with the third guide rod (31), the outer surface of one side of the third guide rod (31) is connected with the first belt pulley (13), the outer surface of the third guide rod (31) is sleeved with the second short teeth (32), the surface of one side, far away from the second short teeth (32), of the third guide rod (31) is connected with the second clamping teeth (24), the outer surface of the second clamping teeth (24) is meshed with the first short teeth (27), and the surface of one side of the first short teeth (27) is fixedly connected with the third clamping teeth (26), the winch is characterized in that a second guide rod (30) is inserted into the first short tooth (27), a second connecting ring (25) is connected to the outer surface of one side of the second guide rod (30), a first clamping sleeve (28) is fixedly sleeved at the center of the second guide rod (30), a first shifting block (12) is connected to the outer surface of the first clamping sleeve (28), a first long tooth (29) is connected to the surface of one side, away from the first short tooth (27), of the second guide rod (30), a first clamping tooth (23) is meshed to the surface of the bottom end of the first long tooth (29), a first guide rod (22) is inserted into the inner wall of the first clamping tooth (23), and a winch (5) is connected to the outer surface of one side of the first guide rod (22).
2. The traction mechanism for adjusting the moment of the mechanical arm support of the engineering crane according to claim 1, is characterized in that: the cleaning mechanism comprises a traction cable (2), a first sliding block (9), a first connecting ring (11), a first threaded rod (15), a first bevel gear (16), a first bearing gear (17) and a first connecting sleeve (18), the outer surface of the first guide post (10) is connected with a first sliding block (9) in a sliding way, and one side surface of the first sliding block (9) is connected with a first connecting ring (11), and one side surface of the first connecting ring (11) is connected with a first connecting sleeve (18), a first toothed ring (14) is sleeved on the outer surface of the first connecting sleeve (18), a first bevel gear (16) is meshed with the bottom end surface of the first gear ring (14), the bottom end of the first bevel gear (16) is connected with a first bearing gear (17), the bottom end of the first sliding block (9) is connected with a first bearing block (33), and a first threaded rod (15) is inserted into the first receiving block (33).
3. The traction mechanism for adjusting the moment of the mechanical arm support of the engineering crane according to claim 1, is characterized in that: clutch device includes first guide pulley (19), first driving tooth (20), second driving tooth (21), head rod (6), first gear (7) and second gear (8), one side surface of first threaded rod (15) is connected with head rod (6), and one side surface of head rod (6) has cup jointed second gear (8), one side of second gear (8) is kept away from in head rod (6) has cup jointed first gear (7), the surface toothing of first gear (7) has first driving tooth (20), the back connection of first driving tooth (20) has first guide pulley (19), the surface toothing of first driving tooth (20) has second driving tooth (21), and one side sliding connection of second driving tooth (21) is at the surface of storage case (1).
4. The traction mechanism for adjusting the moment of the mechanical arm support of the engineering crane according to claim 1, is characterized in that: one side surface of second driving gear (21) is connected with square piece through the bearing, deposit one side surface of receiving case (1) and seted up square groove, and the inside sliding connection in square groove has second driving gear (21).
5. The traction mechanism for adjusting the moment of the mechanical arm support of the engineering crane according to claim 1, is characterized in that: the outer surface of the gearbox (4) is provided with a notch, and a first shifting block (12) is connected to the inside of the notch in a sliding mode.
6. The traction mechanism for adjusting the moment of the mechanical arm support of the engineering crane according to claim 1, is characterized in that: an arc-shaped groove is formed in the outer surface of one side of the first sliding block (9), and a first connecting ring (11) is connected to the inner portion of the arc-shaped groove in a clamping mode.
7. The traction mechanism for adjusting the moment of the mechanical arm support of the engineering crane according to claim 1, is characterized in that: first guide post (10) are provided with two sets ofly, and two sets of first guide post (10) equidistance even connection is at the inner wall of depositing and receiving case (1), the surface sliding connection of first guide post (10) has first slider (9).
8. The traction mechanism for adjusting the moment of the mechanical arm support of the engineering crane according to claim 1, is characterized in that: the outer surface of the first clamping sleeve (28) is provided with a connecting groove, and the inside of the connecting groove is connected with a first shifting block (12) in a sliding mode.
9. The traction mechanism for adjusting the moment of the mechanical arm support of the engineering crane according to claim 1, is characterized in that: the circular groove is formed in the inner wall of the first bearing block (33), threads are formed in the inner wall of the circular groove, and the first threaded rod (15) is connected to the inner threads of the first bearing block (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011162897.XA CN112299275A (en) | 2020-10-27 | 2020-10-27 | Traction mechanism for adjusting moment of mechanical arm support of engineering crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011162897.XA CN112299275A (en) | 2020-10-27 | 2020-10-27 | Traction mechanism for adjusting moment of mechanical arm support of engineering crane |
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| Publication Number | Publication Date |
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| CN112299275A true CN112299275A (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011162897.XA Withdrawn CN112299275A (en) | 2020-10-27 | 2020-10-27 | Traction mechanism for adjusting moment of mechanical arm support of engineering crane |
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| CN (1) | CN112299275A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753780A (en) * | 2021-09-26 | 2021-12-07 | 蒋琪 | Winch equipment for mine and control method |
-
2020
- 2020-10-27 CN CN202011162897.XA patent/CN112299275A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753780A (en) * | 2021-09-26 | 2021-12-07 | 蒋琪 | Winch equipment for mine and control method |
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Application publication date: 20210202 |