CN107055420A - For nacelle device of the truck crane with impact drill function - Google Patents
For nacelle device of the truck crane with impact drill function Download PDFInfo
- Publication number
- CN107055420A CN107055420A CN201710318160.4A CN201710318160A CN107055420A CN 107055420 A CN107055420 A CN 107055420A CN 201710318160 A CN201710318160 A CN 201710318160A CN 107055420 A CN107055420 A CN 107055420A
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- China
- Prior art keywords
- half shell
- inner barrel
- ring
- guide rail
- main shaft
- 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.)
- Granted
Links
- 230000035939 shock Effects 0.000 claims abstract description 31
- 238000005553 drilling Methods 0.000 claims abstract description 13
- 230000001012 protector Effects 0.000 claims description 31
- 238000012856 packing Methods 0.000 claims description 26
- 239000010720 hydraulic oil Substances 0.000 claims description 23
- 230000006835 compression Effects 0.000 claims description 22
- 238000007906 compression Methods 0.000 claims description 22
- 238000005260 corrosion Methods 0.000 claims description 16
- 239000003921 oil Substances 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000004323 axial length Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 13
- 230000007797 corrosion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/044—Working platforms suspended from booms
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/003—Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
-
- 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
- F16B33/00—Features common to bolt and nut
- F16B33/008—Corrosion preventing means
-
- 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
- F16B43/00—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
- F16B43/001—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts for sealing or insulation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Power Engineering (AREA)
- Earth Drilling (AREA)
Abstract
For nacelle device of the truck crane with impact drill function, including in the hanging basket body of cuboid framework shape；Tool box is provided with front side of hanging basket body inner bottom part, hanging basket body front side at the top of tool box is provided with support, pedestal upper end is hinged with a guide rail, guide rail is arranged along the longitudinal direction, shock resistance motor is slidably connected on guide rail, the main shaft of shock resistance motor sets and is coaxially connected with a drill bit forward, and guide rail rear end is fixedly installed position-limited rack, connected between on rear side of position-limited rack and shock resistance motor by creeping into oil cylinder, jacking cylinder is provided between tool box top rear and guide rail bottom；The present invention sets the nacelle device being adapted with truck crane, significantly reduces hand labor intensity, substantially increases efficiency of construction, construction safety transaction capabilities are greatly improved, and suitable for the construction operation of different height, and add the function of drilling.
Description
Technical field
The invention belongs to lifting technique field, more particularly to a kind of it is used for nacelle device of the truck crane with impact drill function.
Background technology
Truck crane has the advantages that convenient, flexible, operating efficiency is high, special show is fast, be widely used in highway, bridge, electric power,
Mine, the field such as build, speedily carry out rescue work.For some occasions, such as the palisades above to mountain road suspended wall highway carry out stringing
Usually it is still that construction worker fastens one's safety belt during operation, safety belt hangs down after safety rope is mounted with mountain top to be drilled, pacified
The operation automobiles such as dress, which are hung, only lifts by crane hoisting function, and construction material and instrument are provided for air line working.This form of construction work is not only
With labor intensity greatly, with great danger, and low construction efficiency.
The content of the invention
There is provided a kind of labor intensity is small, security reliability is high, apply in order to solve weak point of the prior art by the present invention
Work efficiency high be used for nacelle device of the truck crane with impact drill function.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：For truck crane hanging with impact drill function
Basket device, including in the hanging basket body of cuboid framework shape, the middle part of four cross bars of hanging basket bodies top is fixed with respectively
One link, is connected between four links and the suspension hook of truck crane by steel wire rope, four turnings punishment of hanging basket bodies top
A brace is not fixedly connected with, and the upper end of four braces is fixed with the first connecting plate respectively, and truck crane is inner most
The left side and right side on the head of one section arm front end are fixedly installed two piece of second connecting plate respectively, and the of four brace upper ends
One connecting plate correspondence is connected with one piece of second connecting plate by fastening bolt；
Tool box is provided with front side of hanging basket body inner bottom part, hanging basket body front side at the top of tool box is provided with support, support
End is hinged with a guide rail, and guide rail is arranged along the longitudinal direction, and shock resistance motor, the master of shock resistance motor are slidably connected on guide rail
Axle is set and is coaxially connected with a drill bit forward, and guide rail rear end is fixedly installed after position-limited rack, position-limited rack and shock resistance motor
Connected between side by creeping into oil cylinder, drilling oil cylinder two ends are connected through the hinge with position-limited rack and shock resistance motor respectively, instrument
Be provided with jacking cylinder between on rear side of box top and guide rail bottom, the two ends of jacking cylinder respectively with the top of tool box and guide rail bottom
Portion is connected through the hinge；
Shock resistance motor includes base, upper half shell and lower half shell, main shaft, stator and rotor, and base and lower half shell are structure as a whole,
Base is slidably connected on guide rail, and the front side and rear side between upper half shell and lower half shell pass through anti-corrosion bolt connection assembly respectively
It is fastenedly connected；
Stator is fixedly installed on the circumferential inner wall of upper half shell and lower half shell, and the left and right ends portion of upper half shell and lower half shell is provided with
Equal interference is provided with a bearing in one bearing chamber, each bearing chamber, and rotor is fixedly installed on main shaft, main shaft left and right ends
It is each passed through the inner ring of a bearing and coordinates with bearing inner race gap, main shaft surface in axial direction offers twice difference position
Guide groove on the inside of a bearing, the inner ring of each bearing is in axial direction fixedly connected with the guide block extending into guide groove, leads
The width of groove is equal with the width of guide block, and the axial length of guide groove is more than the axial length of guide block；Upper half shell and lower half shell left end
Portion is provided with left end cap outside the bearing chamber in left side, and the left end of main shaft stretches out left end cap, and upper half shell and lower half shell right part are on the right side
Be provided with right end cap outside the bearing chamber of side, right end cap axle portion offer on the right side of through hole, right end cap it is coaxial be provided with outer cylinder body and
Inner barrel, outer cylinder body left end is fixedly connected with inner barrel left end by annular slab, annular slab left-hand face and table on the right side of right end cap
Face is fixedly connected, and inner barrel right-hand member is fixed with closure plate, and annular housing, outer barrel are formed between outer cylinder body inwall and inner barrel outer wall
Body right-hand member is fixedly connected with sealing plate, is provided with spacious on the left of sealing ring, inner barrel between outer cylinder body right side and sealing plate left surface
Mouthful, main shaft right-hand member is coaxial to be fixedly connected with guide pillar, and guide pillar is slidably connected in inner barrel, is provided with guide pillar and inner barrel
Inwall is slidingly sealed the sealing ring of cooperation, if the uniform oil for offering capable person's annular housing and being connected inside inner barrel on inner barrel
Hole, the 1-3mm of the internal diameter of oilhole, being less than in the volume being more than inside inner barrel, inner barrel and annular housing for annular housing is filled
Hydraulic oil is filled with, the volume of hydraulic oil is equal to the volume inside inner barrel.
Jump ring is provided with main shaft, jump ring is contacted with the right side of the bearing inner race on right side.
Inner barrel is internally provided with a compression spring, and the left end of compression spring is fixedly connected with the right-hand member of guide pillar, when
When hydraulic oil no pressure and compression spring are in the fully extended state, the right part of compression spring is contacted with closure plate, is led simultaneously
The right part of block is contacted with the right part of guide groove.
Anti-corrosion bolt connection assembly includes the elastic embedding of head protector, connecting bolt, attaching nut, packing ring and annular
Part, connecting bolt from it is lower and under through lower half shell and upper half shell, connecting bolt is threaded in the upper end of connecting bolt, described
Packing ring and resilient insert be set on connecting bolt, attaching nut, packing ring and resilient insert are set gradually from top to bottom, even
Connected nut lower surface passes through packing ring and resilient insert and upper half shell press fit；
Packing ring offers the first annular groove in the circumferential surface, and head protector is the cylinder-like structure of lower ending opening, head protector it is interior
Wall bottom is provided with locating ring and lower locating ring, and head protector inwall forms the second annulus between upper locating ring and lower locating ring
Groove, lower locating ring lower surface is flushed with head protector lower surface, and the connection corresponding with inside and outside the second annular groove of the first annular groove forms circle
The installation cavity of annular, described resilient insert is assemblied in installation cavity；Head protector, upper locating ring and lower locating ring use plastics one
Body is molded.
Resilient insert includes the positive stop strip that four radius all sames, central angle are 90 ° of arc-shaped structure, each spacing
The external peripheral surface of bar along the circumferential direction offers twice mounting groove, and one end of each positive stop strip vertically offers one
Individual mounting hole, lower locating ring is corresponding through a mounting hole and upper locating ring lower thread by four positioning screws from bottom to top
Offered on the outside of connection, the middle part of each positive stop strip with the neck that two mounting grooves are connected and cross section is L-shaped, in neck
Provided with U-shaped spring, two spring arms correspondence of U-shaped spring is assemblied in twice mounting groove and coordinated with head protector inwall top pressure, U-shaped
Two spring arms of spring are directed to one end that an adjacent positive stop strip is equipped with positioning screw.
Part of the packing ring excircle above the first annular groove is in up-thin-low-thick cone-shaped structure, and each positive stop strip is along footpath
It is upper thick and lower thin to the thickness in direction.
The head that the inner most section arm front end of four braces and truck crane is passed through using above-mentioned technical proposal, the present invention
Portion is connected, and can so make hanging basket body in work high above the ground and the arm of truck crane is integrally formed, and the four of hanging basket bodies top
Individual link is connected by the hook of steel wire rope and truck crane, and steel wire rope, which is primarily served, undertakes hanging basket body and workmen's weight
Effect.
Before operation, jacking cylinder and drilling oil cylinder are connected by high-pressure oil pipe with the hydraulic system on truck crane, are applied
Workman person can enter two workmens in hanging basket body, and truck crane is by hanging basket body and is lifted to behind job location, construct
Personnel carry out operation in hanging basket body, pull after boring point, and starting jacking cylinder makes guide rail be rotated by fulcrum of pedestal upper end,
Stop after drill bit is vertical with palisades, then start drilling oil cylinder and shock resistance motor, the piston rod elongation driving of drilling oil cylinder
Shock resistance motor is moved forward along guide rail, and drilling bit high-speed rotary carries out bore operation to palisades.After drilling terminates, then pass through manipulation
Truck crane drills the movement of hanging basket body to next place's palisades.
Because drill bit is to carry out bore operation to hard palisades, the main shaft of shock resistance motor can be by stronger impact
Power.The main shaft left end of shock resistance motor is clutch end, and when main shaft left end is by axial impact, main shaft can be altered to the right suddenly
Dynamic, the guide block that the guide groove on main shaft is fixedly installed along along bearing inner race moves right, and main shaft right-hand member will drive guide pillar, and guide pillar drives
Dynamic compression spring top pressure closure plate to the right, meanwhile, guide pillar produces thrust to hydraulic oil, and the hydraulic oil in inner barrel is squeezed by oilhole
Enter into toroidal cavity, because guide pillar is moved from left to right, the sealing ring on guide pillar can block the oilhole on inner barrel, inner cylinder
Oilhole passage reduces between body and annular housing, the pressure increase of hydraulic oil in inner barrel, and hydraulic oil is good with regard to that can play to be delayed
Pressure left and right is eaten up part of, compression spring also functions to good cushioning effect, so it is avoided that bearing receives impulsive force, is effectively protected
Bearing.The cooperation between the guide block being fixedly installed on guide groove and bearing inner race is opened up on main shaft to be used to transmit moment of torsion, while also side
Just main shaft is axially moveable, and is had between main shaft and bearing inner race under conditions of gap, is also ensured that main shaft in rotation process
Friction is not produced with bearing inner race.Jump ring is used for the effect for positioning right side bearing axial location.
When compression spring is in the fully extended state, the right part of compression spring is contacted with right end cap, while guide block
Right part is contacted with the right part of guide groove；So when main shaft does not receive axial impact force, main shaft is set to position in the axial direction.
Annular housing is less than the volume being more than inside inner barrel, and the volume of hydraulic oil is equal to the volume inside inner barrel,
It is full of so in annular housing after hydraulic oil, still some hydraulic oil inside inner barrel, it is to avoid guide pillar is by compression spring
Very stiff and demanding stress is produced when being pressed onto the most short limit.
In addition, hanging basket body in the present invention is long-term, shock resistance motor can also be damaged often in the wild, and this is accomplished by dismounting
Upper half shell, therefore, to assure that between the attaching nut and connecting bolt between connection upper half shell and lower half shell there is good screw thread to match somebody with somebody
Performance is closed, therefore, the present invention sets anti-corrosion bolt connection assembly between upper half shell and lower half shell.Anti-corrosion bolt connection group
The specific installation process and anti-corrosion principle of part be：Four U-shaped spring correspondences are first installed to the neck of four positive stop strips and determined
In the groove of position, then a positive stop strip is placed into the second annular groove, fixed this positive stop strip using a positioning screw, then
Successively the other three positive stop strip using positioning screw and fixed in the second annular groove, four positioning screws are countersunk head structure,
Due to the effect of U-shaped spring, the movable end of four positive stop strips protrudes locating ring inwall and lower locating ring inwall.In the company of tightening
After the attaching nut of connecting bolt upper end, the hand-held head protector of operator is set to outside attaching nut and connecting bolt and pressed down on, due to
Part of the packing ring excircle above the first annular groove is radially square in up-thin-low-thick cone-shaped structure and each positive stop strip
To thickness upper thick and lower thin structure, i.e., the coniform fit structure between the inwall and packing ring external wall of upper portion of four positive stop strips
It is easy to four positive stop strips being pressed into the first annular groove of packing ring excircle, in the presence of U-shaped spring, four positive stop strips
Tightly top pressure is in the circumferential wall of the first annular groove for inwall, and head protector is firmly integrally fixed with connecting bolt, plays good
Good anti-rain effect, effectively protects the threaded connection not corrosion between attaching nut and connecting bolt.Connect when needing dismounting
During connecting bolt, it is necessary to first cut away head protector.The cooperation of the upper locating ring of head protector inwall and lower locating ring and packing ring
Not only there is positioning action, and with sealing and prevent rainwater from invading the effect of connecting bolt and attaching nut junction.
In summary, the present invention sets the nacelle device being adapted with truck crane, significantly reduces hand labor intensity, fills
Divide and improve efficiency of construction, construction safety transaction capabilities are greatly improved, and suitable for the construction operation of different height, Er Qiezeng
Add the function of drilling, shock resistance motor has good shock resistance, contribute to protection bearing without damage；In shock resistance
The termination of attaching nut and connecting bolt is covered using head protector between the upper half shell and lower half shell of motor, head protector and packing ring
Do not fallen out by the way that removable insert is locked, and avoid attaching nut and the connecting bolt corrosion protection not easy to remove that is caught in the rain is made
With.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the axial sectional view of shock resistance motor in Fig. 1；
Fig. 3 is the enlarged drawing at A in Fig. 2；
Fig. 4 is the schematic diagram of antirust arbor in Fig. 2；
Fig. 5 is the structural representation of Fig. 4 middle washers；
Fig. 6 is the top view of removable insert in Fig. 4；
Fig. 7 is the side view of U-shaped spring in Fig. 6.
Embodiment
As shown in Fig. 1-Fig. 7, of the invention is used for nacelle device of the truck crane with impact drill function, including in cuboid frame
The hanging basket body 23 of frame shape, the middle part of four cross bars in the top of hanging basket body 23 is fixed with a link 24, four extensions respectively
Connected between the suspension hook 25 of ring 24 and truck crane by steel wire rope 26, four corners at the top of hanging basket body 23 are fixed respectively to be connected
A brace 27 is connected to, the upper end of four braces 27 is fixed with the first connecting plate 28, truck crane inner most one respectively
The left side and right side on the head of section arm 35 front end are fixedly installed two piece of second connecting plate 29, four upper ends of brace 27 respectively
The first connecting plate 28 correspondence be connected with one piece of second connecting plate 29 by fastening bolt 30.Because fastening bolt 30 is often torn open
Unload or install, therefore anti-corrosion bolt connection assembly 56 need not be set in fastening bolt 30.
Tool box 31 is provided with front side of the inner bottom part of hanging basket body 23, hanging basket body 23 is provided with front side of the top of tool box 31
Support 32, the upper end of support 32 is hinged with a guide rail 33, and guide rail 33 is arranged along the longitudinal direction, and anti-impact is slidably connected on guide rail 33
Motor 34 is hit, the main shaft of shock resistance motor 34 sets and is coaxially connected with a drill bit 51 forward, and the rear end of guide rail 33 is fixedly installed
Limited location frame 52, is connected between position-limited rack 52 and the rear side of shock resistance motor 34 by creeping into oil cylinder 53, drilling oil cylinder 53 two ends point
It is not connected through the hinge, is provided between the top rear of tool box 31 and the bottom of guide rail 33 with position-limited rack 52 and shock resistance motor 34
Jacking cylinder 54, the two ends of jacking cylinder 54 are connected through the hinge with the top of tool box 31 and the bottom of guide rail 33 respectively.
Shock resistance motor 34 includes base 55, upper half shell 1 and lower half shell 59, main shaft 2, stator 3 and rotor 22, the He of base 55
Lower half shell 59 is structure as a whole, and base 55 is slidably connected on guide rail 33, front side and rear side between upper half shell 1 and lower half shell 59
It is fastenedly connected respectively by anti-corrosion bolt connection assembly 56；
Stator 3 is fixedly installed on the left and right ends portion of the circumferential inner wall of upper half shell 1 and lower half shell 59, upper half shell 1 and lower half shell 59
It is provided with a bearing chamber, each bearing chamber equal interference and one bearing 4 is installed, rotor 22 is fixedly installed on main shaft 2,
The left and right ends of main shaft 2 are each passed through the inner ring of a bearing 4 and coordinated with ring gap in bearing 4, and the surface of main shaft 2 is in axial direction
The guide groove 5 that twice are located at an inner side of bearing 4 respectively is offered, the inner ring of each bearing 4, which is in axial direction fixedly connected with, to be stretched
Enter to the guide block 6 in guide groove 5, the width of guide groove 5 is equal with the width of guide block 6, the axial length of guide groove 5 is more than the axle of guide block 6
To length；Upper half shell 1 and the left part of lower half shell 59 are provided with left end cap 7 outside the Room of bearing 4 in left side, and the left end of main shaft 2 stretches out
Left end cap 7, upper half shell 1 and the right part of lower half shell 59 are provided with right end cap 8 outside the Room of bearing 4 on right side, and the axle portion of right end cap 8 is opened up
There is through hole 9, the right side of right end cap 8 is coaxial to be provided with outer cylinder body 10 and inner barrel 11, the left end of outer cylinder body 10 and the left end of inner barrel 11
It is fixedly connected by annular slab 12, the left-hand face of annular slab 12 is fixedly connected with the right lateral surface of right end cap 8, the right-hand member of inner barrel 11 is consolidated
Surely closure plate 13 is provided with, annular housing 14 is formed between the inwall of outer cylinder body 10 and the outer wall of inner barrel 11, the right-hand member of outer cylinder body 10, which is fixed, to be connected
Sealing plate 15 is connected to, sealing ring 16 is provided between the right side of outer cylinder body 10 and the left surface of sealing plate 15, the left side of inner barrel 11 is open,
The right-hand member of main shaft 2 is coaxial to be fixedly connected with guide pillar 17, and guide pillar 17 is slidably connected in inner barrel 11, be provided with guide pillar 17 with it is interior
The inwall of cylinder 11 is slidingly sealed the sealing ring 18 of cooperation, if uniformly offering capable person's annular housing 14 and inner cylinder on inner barrel 11
The oilhole 19 of the inside of body 11 connection, the 1-3mm of the internal diameter of oilhole 19, annular housing 14 is less than the body being more than inside inner barrel 11
Hydraulic oil is filled with product, inner barrel 11 and annular housing 14, the volume of hydraulic oil is equal to the volume inside inner barrel 11.
Jump ring 20 is provided with main shaft 2, jump ring 20 is contacted with the right side of the inner ring of bearing 4 on right side.
Inner barrel 11 is internally provided with a compression spring 21, and the right-hand member of the left end and guide pillar 17 of compression spring 21 fixes
Connection, when hydraulic oil no pressure and compression spring 21 are in the fully extended state, the right part of compression spring 21 and closure plate
13 contacts, while the right part of guide block 6 is contacted with the right part of guide groove 5.
Anti-corrosion bolt connection assembly 56 includes head protector 36, connecting bolt 57, attaching nut 58, packing ring 37 and annular
Resilient insert, connecting bolt 57 from it is lower and under through lower half shell 59 and upper half shell 1, connecting bolt 57 be threaded in connection spiral shell
The upper end of bolt 57, described packing ring 37 and resilient insert are set on connecting bolt 57, attaching nut 58, packing ring 37 and bullet
Property inserts set gradually from top to bottom, the lower surface of attaching nut 58 passes through packing ring 37 and resilient insert and the press fit of upper half shell 1.
Packing ring 37 offers the first annular groove 38 in the circumferential surface, and head protector 36 is the cylinder-like structure of lower ending opening,
The inner wall lower of head protector 36 is provided with locating ring 39 and lower locating ring 40, and the inwall of head protector 36 is in upper locating ring 39 and lower fixed
Form the second annular groove between the ring 40 of position, the lower lower surface of locating ring 40 is flushed with the lower surface of head protector 36, the first annular groove 38 and
Correspondence connection forms the installation cavity of annular inside and outside second annular groove, and described resilient insert is assemblied in installation cavity；Head protector
36th, upper locating ring 39 and lower locating ring 40 are formed using plastics integrated injection molding.
Resilient insert includes the positive stop strip 41 that four radius all sames, central angle are 90 ° of arc-shaped structure, each limit
The external peripheral surface of position bar 41 along the circumferential direction offers twice mounting groove 42, and one end of each positive stop strip 41 is vertically
Offer a mounting hole 43, lower locating ring 40 from bottom to top by four correspondences of positioning screws 44 through a mounting hole 43 with
Offered on the outside of the upper lower thread of locating ring 39 connection, the middle part of each positive stop strip 41 being connected with two mounting grooves 42 and horizontal
U-shaped spring 46 is provided with the L-shaped neck 45 in section, neck 45, two spring arms correspondence of U-shaped spring 46 is assemblied in twice installation
Coordinate in groove 42 and with the inwall top pressure of head protector 36, two spring arms of U-shaped spring 46 are directed to an adjacent positive stop strip 41 and worn
There is one end of positioning screw 44.
The excircle of packing ring 37 is in up-thin-low-thick cone-shaped structure, each positive stop strip in the part of the top of the first annular groove 38
41 thickness radially is upper thick and lower thin.
The present invention is connected by four braces 27 with the head that truck crane inner most one saves the front end of arm 35, so may be used
So that hanging basket body 23 is integrally formed in work high above the ground with the arm 35 of truck crane, four links 24 at the top of hanging basket body 23
It is connected by steel wire rope 26 with the hook of truck crane, steel wire rope 26, which is primarily served, undertakes hanging basket body 23 and workmen's weight
Effect.
Before operation, jacking cylinder 54 and drilling oil cylinder 53 are connected by the hydraulic system on high-pressure oil pipe and truck crane
Connect, workmen can enter two workmens in hanging basket body 23, and truck crane is by hanging basket body 23 and is lifted to construction ground
After point, workmen carries out operation in hanging basket body 23, pulls after boring point, and starting jacking cylinder 54 makes guide rail 33 with support
32 upper ends rotate for fulcrum, stop after drill bit 51 is vertical with palisades, then start drilling oil cylinder 53 and shock resistance motor 34, bore
The piston rod elongation driving shock resistance motor 34 for entering oil cylinder 53 is moved forward along guide rail 33, and drill bit 51 rotates at a high speed to be carried out to palisades
Bore operation.After drilling terminates, then hanging basket body 23 is moved by manipulating truck crane next place's palisades are drilled.
Because drill bit 51 is that hard palisades are carried out with bore operation, the main shaft 2 of shock resistance motor 34 can be by stronger
Impulsive force.The left end of main shaft 2 of shock resistance motor 34 is clutch end, when the left end of main shaft 2 is by axial impact, the meeting of main shaft 2
The guide block 6 that guide groove 5 on unexpected play to the right, main shaft 2 is fixedly installed along along the inner ring of bearing 4 moves right, and the right-hand member of main shaft 2 will
Guide pillar 17 is driven, guide pillar 17 drives the top pressure closure plate 13 to the right of compression spring 21, meanwhile, guide pillar 17 produces thrust to hydraulic oil, will
Hydraulic oil in inner barrel 11 is squeezed into toroidal cavity by oilhole 19, because guide pillar 17 is moved from left to right, on guide pillar 17
Sealing ring 18 oilhole 19 on inner barrel 11 can be blocked, between inner barrel 11 and annular housing 14 passage of oilhole 19 reduce,
The pressure increase of hydraulic oil in inner barrel 11, the hydraulic oil buffering decompression left and right good with regard to that can play, compression spring 21 is also functioned to
Good cushioning effect, so it is avoided that bearing 4 receives impulsive force, is effectively protected bearing 4.Opened up on main shaft 2 guide groove 5 with
Cooperation between the guide block 6 being fixedly installed on the inner ring of bearing 4 is used to transmit moment of torsion, is axially moveable while being also convenient for main shaft 2,
Have between main shaft 2 and the inner ring of bearing 4 under conditions of gap, also ensure that main shaft 2 is not produced in rotation process with the inner ring of bearing 4
Friction.Jump ring 20 is used for the effect for positioning the right side axial location of bearing 4.
When compression spring 21 is in the fully extended state, the right part of compression spring 21 is contacted with right end cap 8, is led simultaneously
The right part of block 6 is contacted with the right part of guide groove 5；So when main shaft 2 does not receive axial impact force, make main shaft 2 in axial side
Positioning upwards.
Annular housing 14 is less than the volume being more than inside inner barrel 11, and the volume of hydraulic oil is equal to inside inner barrel 11
Volume, is full of after hydraulic oil in such annular housing 14, still some hydraulic oil inside inner barrel 11, it is to avoid guide pillar 17 will
Compression spring 21 produces very stiff and demanding stress when being also pressed onto the most short limit.
In addition, the hanging basket body 23 in the present invention is long-term in the wild, shock resistance motor 34 can also be damaged often, and this is accomplished by
Dismantle upper half shell 1, therefore, to assure that have between the attaching nut 58 and connecting bolt 57 between connection upper half shell 1 and lower half shell 59
Good screw thread matching property, therefore, the present invention set anti-corrosion bolt connection assembly between upper half shell 1 and lower half shell 59
56.The specific installation process and anti-corrosion principle of anti-corrosion bolt connection assembly 56 be：First four U-shaped correspondences of spring 46 are installed
It is placed into the neck 45 and locating slot of four positive stop strips 41, then a positive stop strip 41 in the second annular groove, uses one
Positioning screw 44 fixes this positive stop strip 41, then successively the other three positive stop strip 41 is using positioning screw 44 and fixes 3 the
In two annular grooves, four positioning screws 44 are countersunk head structure, due to the effect of U-shaped spring 46, the activity of four positive stop strips 41
Protrude the upper inwall of locating ring 39 and the lower inwall of locating ring 40 in end.After the attaching nut 58 of the upper end of connecting bolt 57 is tightened, behaviour
The hand-held head protector 36 of author, is set to outside attaching nut 58 and connecting bolt 57 and presses down on, because the excircle of packing ring 37 is first
The part of the top of annular groove 38 in the thickness of up-thin-low-thick cone-shaped structure and each positive stop strip 41 radially on
Coniform fit structure under thickness between the inwall of the positive stop strip of thin structure, i.e., four 41 and the external wall of upper portion of packing ring 37 be easy to by
Four positive stop strips 41 are pressed into the first annular groove 38 of the excircle of packing ring 37, in the presence of U-shaped spring 46, four positive stop strips
Tightly top pressure is in the circumferential wall of the first annular groove 38 for 41 inwalls, and head protector 36 is by firmly solid with the one of connecting bolt 57
It is fixed, good anti-rain effect is played, attaching nut 58 and the not corrosion of connecting bolt 57 is effectively protected.Connected when needing to dismantle
During bolt 57, it is necessary to first cut away head protector 36.The upper locating ring 39 of the inwall of head protector 36 and lower locating ring 40 and pad
The cooperation of circle 37 not only has positioning action, and with sealing and prevents that rainwater from invading connecting bolt 57 and attaching nut 58 connects
Connect the effect at place.
The present embodiment not makees any formal limitation to shape, material, structure of the present invention etc., every according to this hair
Any simple modification, equivalent variations and modification that bright technical spirit is made to above example, belong to the technology of the present invention side
The protection domain of case.
Claims (6)
1. for nacelle device of the truck crane with impact drill function, it is characterised in that：Including the hanging basket in cuboid framework shape
Body, the middle part of four cross bars of hanging basket bodies top is fixed with a link respectively, the suspension hook of four links and truck crane it
Between connected by steel wire rope, four corners of hanging basket bodies top have been respectively fixedly connected with a brace, four braces
Upper end be fixed with the first connecting plate respectively, the left side on the head of the inner most section arm front end of truck crane and right side difference
It is fixedly installed two piece of second connecting plate, the first connecting plate correspondences of four brace upper ends passes through tight with one piece of second connecting plate
Fixing bolt is connected；
Tool box is provided with front side of hanging basket body inner bottom part, hanging basket body front side at the top of tool box is provided with support, support
End is hinged with a guide rail, and guide rail is arranged along the longitudinal direction, and shock resistance motor, the master of shock resistance motor are slidably connected on guide rail
Axle is set and is coaxially connected with a drill bit forward, and guide rail rear end is fixedly installed after position-limited rack, position-limited rack and shock resistance motor
Connected between side by creeping into oil cylinder, drilling oil cylinder two ends are connected through the hinge with position-limited rack and shock resistance motor respectively, instrument
Be provided with jacking cylinder between on rear side of box top and guide rail bottom, the two ends of jacking cylinder respectively with the top of tool box and guide rail bottom
Portion is connected through the hinge；
Shock resistance motor includes base, upper half shell and lower half shell, main shaft, stator and rotor, and base and lower half shell are structure as a whole,
Base is slidably connected on guide rail, and the front side and rear side between upper half shell and lower half shell pass through anti-corrosion bolt connection assembly respectively
It is fastenedly connected；
Stator is fixedly installed on the circumferential inner wall of upper half shell and lower half shell, and the left and right ends portion of upper half shell and lower half shell is provided with
Equal interference is provided with a bearing in one bearing chamber, each bearing chamber, and rotor is fixedly installed on main shaft, main shaft left and right ends
It is each passed through the inner ring of a bearing and coordinates with bearing inner race gap, main shaft surface in axial direction offers twice difference position
Guide groove on the inside of a bearing, the inner ring of each bearing is in axial direction fixedly connected with the guide block extending into guide groove, leads
The width of groove is equal with the width of guide block, and the axial length of guide groove is more than the axial length of guide block；Upper half shell and lower half shell left end
Portion is provided with left end cap outside the bearing chamber in left side, and the left end of main shaft stretches out left end cap, and upper half shell and lower half shell right part are on the right side
Be provided with right end cap outside the bearing chamber of side, right end cap axle portion offer on the right side of through hole, right end cap it is coaxial be provided with outer cylinder body and
Inner barrel, outer cylinder body left end is fixedly connected with inner barrel left end by annular slab, annular slab left-hand face and table on the right side of right end cap
Face is fixedly connected, and inner barrel right-hand member is fixed with closure plate, and annular housing, outer barrel are formed between outer cylinder body inwall and inner barrel outer wall
Body right-hand member is fixedly connected with sealing plate, is provided with spacious on the left of sealing ring, inner barrel between outer cylinder body right side and sealing plate left surface
Mouthful, main shaft right-hand member is coaxial to be fixedly connected with guide pillar, and guide pillar is slidably connected in inner barrel, is provided with guide pillar and inner barrel
Inwall is slidingly sealed the sealing ring of cooperation, if the uniform oil for offering capable person's annular housing and being connected inside inner barrel on inner barrel
Hole, the 1-3mm of the internal diameter of oilhole, being less than in the volume being more than inside inner barrel, inner barrel and annular housing for annular housing is filled
Hydraulic oil is filled with, the volume of hydraulic oil is equal to the volume inside inner barrel.
2. according to claim 1 be used for nacelle device of the truck crane with impact drill function, it is characterised in that：Set on main shaft
Jump ring is equipped with, jump ring is contacted with the right side of the bearing inner race on right side.
3. according to claim 1 be used for nacelle device of the truck crane with impact drill function, it is characterised in that：Inner barrel
Be internally provided with a compression spring, the left end of compression spring is fixedly connected with the right-hand member of guide pillar, when hydraulic oil no pressure and
When compression spring is in the fully extended state, the right part of compression spring is contacted with closure plate, while right part and the guide groove of guide block
Right part contact.
4. according to claim 1 be used for nacelle device of the truck crane with impact drill function, it is characterised in that：Anti-corrosion spiral shell
Tether connected components including head protector, connecting bolt, attaching nut, packing ring and annular resilient insert, connecting bolt is from lower
Under through lower half shell and upper half shell, connecting bolt is threaded in the upper end of connecting bolt, described packing ring and resilient insert
It is set on connecting bolt, attaching nut, packing ring and resilient insert are set gradually from top to bottom, attaching nut's lower surface passes through
Packing ring and resilient insert and upper half shell press fit；
Packing ring offers the first annular groove in the circumferential surface, and head protector is the cylinder-like structure of lower ending opening, head protector it is interior
Wall bottom is provided with locating ring and lower locating ring, and head protector inwall forms the second annulus between upper locating ring and lower locating ring
Groove, lower locating ring lower surface is flushed with head protector lower surface, and the connection corresponding with inside and outside the second annular groove of the first annular groove forms circle
The installation cavity of annular, described resilient insert is assemblied in installation cavity；Head protector, upper locating ring and lower locating ring use plastics one
Body is molded.
5. according to claim 4 be used for nacelle device of the truck crane with impact drill function, it is characterised in that：Resilient insert
It is the positive stop strip of 90 ° of arc-shaped structure including four radius all sames, central angle, the external peripheral surface of each positive stop strip is equal
Twice mounting groove is along the circumferential direction offered, one end of each positive stop strip vertically offers a mounting hole, lower positioning
Ring is connected by four positioning screw correspondences through a mounting hole with upper locating ring lower thread from bottom to top, each positive stop strip
Middle part on the outside of offer with the neck that two mounting grooves are connected and cross section is L-shaped, be provided with U-shaped spring in neck, it is U-shaped
Two spring arms correspondence of spring is assemblied in twice mounting groove and coordinated with head protector inwall top pressure, two spring arms of U-shaped spring
It is directed to one end that an adjacent positive stop strip is equipped with positioning screw.
6. according to claim 5 be used for nacelle device of the truck crane with impact drill function, it is characterised in that：Packing ring is cylindrical
Week, part above the first annular groove was in up-thin-low-thick cone-shaped structure, the thickness of each positive stop strip radially on
It is thin under thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710318160.4A CN107055420B (en) | 2017-05-08 | 2017-05-08 | Hanging basket device for automobile hanging strip percussion drill function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710318160.4A CN107055420B (en) | 2017-05-08 | 2017-05-08 | Hanging basket device for automobile hanging strip percussion drill function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107055420A true CN107055420A (en) | 2017-08-18 |
| CN107055420B CN107055420B (en) | 2023-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710318160.4A Active CN107055420B (en) | 2017-05-08 | 2017-05-08 | Hanging basket device for automobile hanging strip percussion drill function |
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| CN (1) | CN107055420B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107055420B (en) | 2023-04-14 |
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Effective date of registration: 20230324 Address after: 272000 Changgou Mechanical Equipment Industrial Park, Rencheng District, Jining City, Shandong Province Applicant after: Jining Jiaqing Special Vehicle (Group) Co.,Ltd. Address before: No. 95, Niedian Village, Pubei District, Changyuan County, Xinxiang City, Henan Province, 453000 Applicant before: Fan Lingyun |
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