CN209143547U - A kind of narrow space lifting vehicle - Google Patents

A kind of narrow space lifting vehicle Download PDF

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Publication number
CN209143547U
CN209143547U CN201821913732.XU CN201821913732U CN209143547U CN 209143547 U CN209143547 U CN 209143547U CN 201821913732 U CN201821913732 U CN 201821913732U CN 209143547 U CN209143547 U CN 209143547U
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China
Prior art keywords
arm
crane
boom
weight
oil cylinder
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CN201821913732.XU
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Chinese (zh)
Inventor
李霄飞
谢修敏
吕平
王亨元
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Weihai Xingyi New Material Technology Co Ltd
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Weihai Xingyi New Material Technology Co Ltd
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Abstract

The utility model discloses a kind of narrow space lifting vehicles, including vehicle chassis, first hydraulic station, second hydraulic station, crane system, the multistage crane arm arranged vertically and two parallel to each other and horizontally disposed second level weight arms, the multistage crane arm lower end is mounted on vehicle chassis, the multistage crane arm upper end is provided with steering system, the crane system is arranged in parallel between two second level weight arms, the crane system and two second level weight arms are connected with steering system, the crane system end is connected with hanger system, the graduation two gravity arm end portion is hinged with trolley three-level oil cylinder straight down, the trolley three-level oil cylinder end is removably connected with clump weight.The lifting vehicle of the utility model has many advantages, such as strong suitable for narrow space, crane capacity.

Description

A kind of narrow space lifting vehicle
Technical field
The utility model relates to engineering mechanical device technical fields, more particularly to a kind of narrow space lifting vehicle.
Background technique
The small-sized one-armed lifting vehicle used both at home and abroad at present, with it in the fields such as electric power, chemical industry, subway, steel construction The advantages that lifting weight is big, lifting height is high, is widely used.But inside many plant buildings, especially diaphragm industry is purified In workshop with furred ceiling indoor equipment accessory maintenance, replacement, maintenance etc. occasions, due to up and down front and back narrow space, equipment Need hoisting weight big, crane many restrictions in operation seriously constrain the use of crane, and existing domestic and international product can not be real The lifting handling of weight roller in existing narrow space.
Utility model content
To solve problems of the prior art, the utility model provides a kind of narrow space lifting vehicle, this Loaded vehicle has many advantages, such as strong suitable for narrow space, crane capacity.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of narrow space lifting vehicle, including vehicle chassis, the first hydraulic station, the second hydraulic station, horizontally disposed hang Arm system, the multistage crane arm arranged vertically and two parallel to each other and horizontally disposed second level weight arms, the multistage lifting Arm lower end is mounted on vehicle chassis, and the multistage crane arm upper end is provided with steering system, and the crane system is arranged in parallel Between two second level weight arms, the crane system and two second level weight arms are connected with steering system, the boom system System end is connected with hanger system, and the graduation two gravity arm end portion is hinged with trolley three-level oil cylinder straight down, the trolley Three-level oil cylinder end is removably connected with clump weight, and the multistage crane arm is connect by oil pipe with the first hydraulic station, and described turn Pass through oil pipe to system, crane system, hanger system, second level weight arm and trolley three-level oil cylinder to connect with the second hydraulic station.
In above structure, when being lifted by crane, the crane system and second level weight arm are adjusted by the multistage crane arm Highly, counterbalance moment is adjusted by the second level weight arm, the hanger system slings weight roller, and the steering system will be described Crane system rotates within the scope of 360 °, carries out the transhipment of weight roller.
Preferably, the multistage crane arm include ecto-entad successively seal the 5th crane arm of socket, fourth weighing arm, Third crane arm, the second crane arm and the first crane arm, the 5th crane arm are fixedly mounted on vehicle chassis by screw, It is provided with multi-stage oil cylinder on the inside of first crane arm, the multi-stage oil cylinder lower end is hinged on vehicle chassis, the multi-grade oil Cylinder upper end is connect with the first crane arm, and first crane arm upper end and steering system are rotatablely connected.
Preferably, the steering system includes transfer panel, rotary column and reducing sleeve, and the second level weight arm and crane system are equal It is fixedly mounted on transfer panel, the rotary column, the first crane arm and reducing sleeve are sequentially coaxially arranged under transfer panel from inside to outside Side, the rotary column are vertically fixedly mounted on transfer panel lower surface, and the rotary column passes through cylinder roller bearing and first lifting The rotation connection of arm inner wall, is equipped with cylindrical roller thrust bearing, first crane arm between first crane arm and transfer panel It is also equipped with cylindrical roller thrust bearing between reducing sleeve, is coaxially arranged with the first adjusting nut on the outside of the reducing sleeve, it is described First adjusting nut is fixedly connected with transfer panel, and first adjusting nut is fixedly connected with reducing sleeve, first crane arm On be connected with gear wheel, the transfer panel lower surface is symmetrically arranged with two hydraulic motors, two hydraulic motors with it is described Transfer panel is fixedly connected, and the hydraulic motor output shaft is arranged straight down, fixed on two hydraulic motor output shafts There is pinion gear, two pinion gears are engaged with the gear wheel.Two hydraulic motors pass through oil pipe and the second liquid The connection of pressure station.
Preferably, the crane system includes boom oil cylinder, the first boom, the second boom, third boom and first base, First boom, the second boom, third boom ecto-entad successively seal socket, and first boom and steering system are solid It connecing, the first base is fixedly mounted on first boom one end inner wall, and boom cylinder tube end is hinged in first base, Boom oil cylinder piston end is hinged on third boom, and the boom oil cylinder is connect by oil pipe with the second hydraulic station, described Hanger system is set to the one end of third boom far from the second boom.
Preferably, the hanger system includes suspension hook telescopic oil cylinder, wirerope, pulley and suspension hook, and the pulley rotation connects It connects in third boom end, the suspension hook telescopic oil cylinder cylinder barrel end is hinged on third boom, and wirerope one end connection is hung Hook, the other end are connected to the piston end of the suspension hook telescopic oil cylinder, the suspension hook telescopic oil cylinder and the second liquid around the pulley Pressure station is connected by oil pipe.
Preferably, the second level weight arm includes that weight arm telescoping cylinder, the second weight arm and sealing are socketed in the second counterweight The first weight arm in arm, second weight arm are fixedly connected with steering system, the weight arm telescoping cylinder cylinder barrel end and the Two weight arms are hinged, and the weight arm telescoping cylinder piston end and the first weight arm are hinged, and the weight arm telescoping cylinder passes through oil pipe It is connect with the second hydraulic station, the trolley three-level oil cylinder is hinged on end of first weight arm far from the second weight arm.
Preferably, first weight arm is fixedly installed with support base, the trolley three far from one end of the second weight arm Grade cylinder tube end and support seat hinge, the trolley three-level oil cylinder piston end straight down, the trolley three-level oil cylinder piston It holds hinged by fast outbound and clump weight.
Preferably, clump weight bottom both ends are separately installed with two universal caster wheels and direction-caster, the clump weight Be hinged on side wall and connect hook fastly, be fixedly installed on the vehicle chassis with it is described fastly connect hook match connect block fastly.
Beneficial effect is:
1, the lifting vehicle of the utility model in vertical operating direction using hydraulic multistage crane arm flexible up and down, make by front Industry hangs the arm of derrick of width direction using horizontal hydraulic three-level telescopic arm, and vehicle when shortening vehicles while passing working space is long Degree efficiently uses working space.Hanger system is matched in three-level boom front end, and suspension hook can individually stretch lifting, can more preferably adjust The Hoisting Position of wirerope or suspender belt when crane operation.Rear portion adds hydraulically extensible second level weight arm, and hydraulically extensible weight arm is due to matching Gravitational moment can increase adjusting, effectively increase hoisting weight, while reducing Vehicle length.Counterweight uses trolley three-level oil cylinder and matches The quick separate structure of pouring weight, clump weight are independent quick release structure, and from foot wheel.Clump weight is in off position and vehicle Chassis is flexibly connected and follows vehicle to run.Working condition is detached from chassis and weight arm and connects counterweight with telescopic oil cylinder.Boom Left and right angle is rotated by 360 °, and operation is without dead angle.It is horizontal and vertical lifting when due to crane operation, boom is not traditional work Inclination lifting when industry reduces the interference between boom and large parts.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the partial sectional view of Fig. 1;
Fig. 5 is the partial enlarged view in Fig. 4 at A;
Fig. 6 is the partial enlarged view in Fig. 4 at B;
Fig. 7 is the crane system and hanger system structural schematic diagram of the utility model embodiment;
Fig. 8 is the structural schematic diagram of the multistage crane arm of the utility model embodiment;
Fig. 9 is the structural schematic diagram of the second level weight arm of the utility model embodiment;
Figure 10 is the structural schematic diagram of the clump weight of the utility model embodiment;
Figure 11 is the lifting status diagram of the utility model embodiment.
Appended drawing reference:
1, the second hydraulic station;2, it first ships and resell on another market;3, the first screw;4, first base;5, the second screw;6, first spiral shell is adjusted It is female;7, positioning pin;8, rotary column;9, cylinder roller bearing;10, the second boom;11, it second ships and resell on another market;12, boom oil cylinder;13, suspension hook Telescopic oil cylinder;14, the first boom;15, third boom;16, third is shipped and resell on another market;17, steel wire rope clamp;18, it the 4th ships and resell on another market;19, suspension hook; 20, wirerope;21, it the 5th ships and resell on another market;22, pulley;23, third screw;24, motor base;25, hydraulic motor;26, the 4th spiral shell Nail;27, first bearing;28, key;29, pinion gear;30, gear shaft;31, multistage crane arm;32, gear wheel;33, hanger system; 34, the first crane arm;35, the second crane arm;36, third crane arm;37, fourth weighing arm;38, the 5th crane arm;39, multistage Oil cylinder;40, the first hydraulic station;41, the 5th screw;42, vehicle chassis;43, the first bulb pressing plate;44, bulb pedestal;45, it adjusts Save bolt;46, the 6th screw;47, cylindrical roller thrust bearing;48, the first axle sleeve;49, reducing sleeve;50, bearing holder (housing, cover);51, Two bearings;52, the second axle sleeve;53, the second stop nut;54,3rd bearing;55, the 7th screw;56, the second bulb pedestal; 57, the second bulb pressing plate;58, screw is adjusted;59, steering system;60, second level weight arm;61, trolley three-level oil cylinder;62, it supports Seat;63, it the 6th ships and resell on another market;64, the first weight arm;65, fast outbound;66, safety pin;67, it the 7th ships and resell on another market;68, direction-caster;69, Universal caster wheel;70, hook is connect fastly;71, eight revolution pin;72, weight arm telescoping cylinder;73, the second weight arm;74, transfer panel;75, Eight screws;76, it the 9th ships and resell on another market;77, clump weight;78, the 9th screw;79, third axle sleeve;80, crane system.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
Embodiment 1:
As shown in Figure 1-Figure 3, a kind of narrow space lifting vehicle, including vehicle chassis 42, the first hydraulic station 40, the second liquid Pressure station 1, horizontally disposed crane system 80, the multistage crane arm 31 arranged vertically and two are parallel to each other and horizontally disposed two Grade weight arm 60, multistage 31 lower end of crane arm are mounted on vehicle chassis 42, and multistage 31 upper end of crane arm is provided with steering system 59, crane system 80 is arranged in parallel between two second level weight arms 60, crane system 80 and two second level weight arms 60 with Steering system 59 is connected, and 80 end of crane system is connected with hanger system 33, and 60 end of second level weight arm is hinged with straight down Trolley three-level oil cylinder 61,61 end of trolley three-level oil cylinder is removably connected with clump weight 77, and multistage crane arm 31 passes through oil pipe It is connect with the first hydraulic station 40, steering system 59, crane system 80, hanger system 33, second level weight arm 60 and trolley three-level oil Cylinder 61 is connect by oil pipe with the second hydraulic station 1.Second hydraulic station 1 is arranged in 60 lower surface of second level weight arm, and first is hydraulic 40 settings stand on vehicle chassis 42.
In above structure, when being lifted by crane, crane system 80 is adjusted by multistage crane arm 31 and second level weight arm 60 is high Degree adjusts counterbalance moment by second level weight arm 60, and hanger system 33 slings weight roller, and steering system 59 exists crane system 80 It is rotated within the scope of 360 °, carries out the transhipment of weight roller.
As shown in Figure 4 and Figure 8, multistage crane arm 31 includes that ecto-entad successively seals the 5th crane arm 38 of socket, the Four crane arms 37, third crane arm 36, the second crane arm 35 and the first crane arm 34, the 5th crane arm 38 are pacified by the way that screw is fixed On vehicle chassis 42, multi-stage oil cylinder 39 is provided on the inside of the first crane arm 34,39 lower end of multi-stage oil cylinder is hinged on vehicle bottom On disk 42,34 upper end of the first crane arm and steering system 59 are rotatablely connected.5th crane arm 38 is by the affixed vehicle of the 5th screw 41 On chassis 42, the 5th crane arm 38, fourth weighing arm 37, third crane arm 36, the second crane arm 35, the first crane arm 34 are successively Sealing socket, the first bulb pedestal 44 are fixed on vehicle chassis 42,39 lower end of multi-stage oil cylinder and the first bulb pedestal 44, first Bulb pressing plate 43 is hinged, and the first bulb pedestal 44 is affixed by adjusting bolt 45 with the first bulb pressing plate 43.On multi-stage oil cylinder 39 End and the second bulb pedestal 56, the second bulb pressing plate 57 are hinged, and the second bulb pedestal 56 and the second bulb pressing plate 57 pass through adjusting Screw 58 is affixed.Second bulb pedestal 56 is affixed by the 7th screw 55 and the first crane arm 34, cylinder roller bearing 9, third The outer ring of bearing 54 and 34 inner hole of the first crane arm, cylinder roller bearing 9, the inner ring of 3rd bearing 54 and rotary column 8 it is outer Circle cooperation, rotary column 8 and transfer panel 74 are affixed, and transfer panel 74 and crane system 80 and second level weight arm 60 pass through third screw 23 It is affixed.Multi-stage oil cylinder 39 is connect by oil pipe with the first hydraulic station 40.
As shown in Figure 4, Figure 5 and Figure 6, steering system 59 includes transfer panel 74, rotary column 8 and reducing sleeve 49, second level weight arm 60 and crane system 80 be fixedly mounted on transfer panel 74, rotary column 8, the first crane arm 34 and reducing sleeve 49 are from inside to outside successively It is disposed coaxially on 74 lower section of transfer panel, rotary column 8 is vertically fixedly mounted on 74 lower surface of transfer panel, and rotary column 8 passes through cylindrical roller axis 9 and the rotation connection of 34 inner wall of the first crane arm are held, cylindrical roller thrust bearing is equipped between the first crane arm 34 and transfer panel 74 47, it is also equipped with cylindrical roller thrust bearing 47 between the first crane arm 34 and reducing sleeve 49, is coaxially arranged on the outside of reducing sleeve 49 First adjusting nut 6, the first adjusting nut 6 are fixedly connected with transfer panel 74, the first adjusting nut 6 and the fixed company of reducing sleeve 49 It connects, gear wheel 32 is connected on the first crane arm 34,74 lower surface of transfer panel is symmetrically arranged with two hydraulic motors 25, and two hydraulic Motor 25 is fixedly connected with transfer panel 74, and 25 output shaft of hydraulic motor is arranged straight down, two 25 output shafts of hydraulic motor On be installed with pinion gear 29, two pinion gears 29 are engaged with gear wheel 32.Two hydraulic motors 25 pass through oil pipe and the The connection of two hydraulic stations 1.Crane system 80 and second level weight arm 60 and transfer panel 74 are affixed, and transfer panel 74 passes through with the first boom 14 Second screw 5 is affixed, and the first adjusting nut 6 is affixed by the 6th screw 46 with transfer panel 74, and reducing sleeve 49 and first adjusts spiral shell Mother 6 is threadedly coupled, then with fixed pin that the first adjusting nut 6 and reducing sleeve 49 is fixed, and fixation is for convenience in this way The gap of installation and the adjusting and cylindrical roller thrust bearing 47 of cylindrical roller thrust bearing 47.Two cylindrical roller thrust bearings 47 ends lean against transfer panel 74,34 both ends of the surface of the first crane arm, between reducing sleeve 49, and 48 end of the first axle sleeve leans against transfer panel 74 and Between one crane arm 34.Play the role of against cylindrical roller thrust bearing 47, rotary column 8 and transfer panel 74 are affixed, cylindrical roller Bearing 9,3rd bearing 54 outer ring and 34 inner hole of the first crane arm, cylinder roller bearing 9,3rd bearing 54 inner ring with The cooperation of 8 outer circle of rotary column.Gear wheel 32 is fixed on the first crane arm 34.Pinion gear 29 is engaged with gear wheel 32, and pinion gear 29 is solid It connecing on gear shaft 30,30 upper end of gear shaft and 27 inner ring of first bearing cooperate, and lower end and 51 inner ring of second bearing cooperate, and first 27 outer ring of bearing and bearing holder (housing, cover) 50 cooperate, and bearing holder (housing, cover) 50 is affixed by the 4th screw 26 with hydraulic motor 25, motor base 24.The Two bearings, 51 outer ring and motor base 24 cooperate, and 51 end of second bearing leans against on the second axle sleeve 52, pressed by the second stop nut 53 Tightly.The output shaft of hydraulic motor 25 is cooperated by key 28 and gear shaft 30.Motor base 24 passes through third screw 23 and transfer panel 74 is affixed, and hydraulic motor 25 is connect by oil pipe with the second hydraulic station 1.
As shown in figs. 4 and 7, crane system 80 is hung including boom oil cylinder 12, the first boom 14, the second boom 10, third Arm 15 and first base 4, the first boom 14, the second boom 10,15 ecto-entad of third boom successively seal socket, the first boom 14 is affixed with steering system 59, and first base 4 is fixedly mounted on 14 one end inner wall of the first boom, and 12 cylinder barrel end of boom oil cylinder is hinged In first base 4,12 piston end of boom oil cylinder is hinged on third boom 15, and positioning pin 7 and the second boom 10 are affixed, positioning Pin 7 limits when moving forward in the first boom 14 for the second boom, and 14 inner wall of the first boom corresponds to positioning pin 7 and is provided with slot. Boom oil cylinder 12 is connect by oil pipe with the second hydraulic station 1, and hanger system 33 is set to third boom 15 far from the second boom 10 One end.First boom 14 is affixed by third screw 23 and transfer panel 74, and first base 4 passes through the first screw 3 and the first boom 14 is affixed, and first ships and resell on another market 2 affixed with first base 4, and 12 rear end of boom oil cylinder is shipped and resell on another market 2 hinged, 12 front ends of boom oil cylinder with first It ships and resell on another market with the 4th 18 hinged, third boom 15 is shipped and resell on another market 18 affixed, the first booms 14, the second boom 10, third boom 15 with the 4th Successively sealing socket, positioning pin 7 and the second boom 10 are affixed, and boom oil cylinder 12 is connect by oil pipe with the second hydraulic station 1.
As shown in figs. 4 and 7, hanger system 33 includes suspension hook telescopic oil cylinder 13, wirerope 20, pulley 22 and suspension hook 19, Pulley 22 is rotatably connected on 15 end of third boom, and 13 cylinder barrel end of suspension hook telescopic oil cylinder is hinged on third boom 15, wirerope 20 one end connecting shackles 19, the other end are connected to the piston end of suspension hook telescopic oil cylinder 13, suspension hook telescopic oil cylinder 13 around pulley 22 It is connect with the second hydraulic station 1 by oil pipe.Hanger system 33 is set to 15 front end of third boom.Third boom 15 and second ships and resell on another market 11 Affixed, 13 rear end of suspension hook telescopic oil cylinder is shipped and resell on another market 11 hinged with second, and 13 front end of suspension hook telescopic oil cylinder and third are shipped and resell on another market 16 affixed, steel 20 rear end of cord is hinged on third by steel wire rope clamp 17 and ships and resell on another market on 16, and 20 front end of wirerope is hinged on by steel wire rope clamp 17 and is hung On hook 19, the 5th ships and resell on another market 21 affixed with third boom 15, and pulley 22 and the 5th is shipped and resell on another market 21 rotation connections, the insertion of 20 middle section of wirerope In 22 groove of pulley.Suspension hook telescopic oil cylinder 13 is connect with the second hydraulic station 1 by oil pipe.
As shown in figure 9, second level weight arm 60 includes that weight arm telescoping cylinder 72, the second weight arm 73 and sealing are socketed in second The first weight arm 64 in weight arm 73, the second weight arm 73 are fixedly connected with steering system 59,72 cylinder barrel of weight arm telescoping cylinder End and the second weight arm 73 are hinged, and 72 piston end of weight arm telescoping cylinder and the first weight arm 64 are hinged, and weight arm telescoping cylinder 72 is logical It crosses oil pipe to connect with the second hydraulic station 1, trolley three-level oil cylinder 61 is hinged on end of first weight arm 64 far from the second weight arm 73 Portion.
First weight arm 64 is fixedly installed with support base 62,61 cylinder of trolley three-level oil cylinder far from one end of the second weight arm 73 Cylinder end and support base 62 are hinged, and straight down, 61 piston end of trolley three-level oil cylinder by connecing fastly for 61 piston end of trolley three-level oil cylinder Pin 65 and clump weight 77 are hinged.Second weight arm 73 and transfer panel 74 are affixed by the 8th screw 75, and the 9th, which ships and resell on another market, 76 is fixed in On second weight arm 73,72 rear end of weight arm telescoping cylinder ships and resell on another market 76 hingedly with the 9th, and front end ships and resell on another market 67 hingedly with the 7th, and the 7th turn Pin 67 and the first weight arm 64 are affixed, and the sealing of the first weight arm 64 is socketed in the second weight arm 73, and support base 62 passes through the 9th Screw 78 is fixed on the first weight arm 64, and the 6th ships and resell on another market 63 hinged with support base 62, and two 79 ends of third axle sleeve lean against support Between seat 62, trolley three-level oil cylinder 61.61 top of trolley three-level oil cylinder ships and resell on another market 63 hingedly with the 6th, and lower part and fast outbound 65 are cut with scissors It connects, fast 65 end spiral shell of outbound matches safety pin 66, and fast outbound 65 and clump weight 77 are hinged.
The utility model by brand-new design, thus realize component up and down hoisting operation, boom hang width direction it is flexible, two Grade weight arm 60 is flexible, boom or so operation rotation, independent Weighting system.
The course of work of lifting vehicle is as shown in figure 11, and the realization of upper and lower hoisting operation is specific as shown in figure 8, lifting operation When, multi-stage oil cylinder 39 receives the power oil from the first hydraulic station 40 and starts to work, due to its lower end bulb and the first bulb bottom Seat 44 is fixed on vehicle chassis 42, so multi-stage oil cylinder 39 upwards elect by elongation.Upwards thrust is successively transmitted by its bulb To the second hinged bulb pedestal 56, the first affixed crane arm 34, the upper end cylindrical roller thrust bearing 47 leaned on, end is held to lean on Transfer panel 74, affixed crane system 80 and hanger system 33, so that 19 uplink of suspension hook be driven to complete lifting operation.Decline operation When, multi-stage oil cylinder 39 is shunk, also due to 39 lower end bulb hinged of multi-stage oil cylinder is on vehicle chassis 42, so multi-stage oil cylinder 39 It stretches downwards.Downward pulling force by its bulb be sequentially delivered to hinged second bulb pressing plate 57, the second affixed bulb pedestal 56, Reducing sleeve 49 that the cylindrical roller thrust bearing 47 for the lower end that affixed the first crane arm 34, end are leaned on, end are leaned on, the be threadedly coupled One adjusting nut 6, affixed transfer panel 74, affixed crane system 80 and hanger system 33, to drive 19 downlink of suspension hook complete At decline operation.Simultaneously because the upper and lower flexible drive pivot joint of the first crane arm 34 rises with the second crane arm 35 thereon, third Weighing arm 36, fourth weighing arm 37, move up and down in 38 hole of the 5th crane arm being fixed on vehicle chassis 42, bear bending and carry Lotus.
Boom hang width direction it is flexible realized by crane system 80 it is specific as shown in fig. 7, boom oil cylinder 12 receives in oil pipe Power oil from the second hydraulic station 1 is started to work, and is shipped and resell on another market on 2 since 12 left end of boom oil cylinder is articulated with first, and first ships and resell on another market 2 It is fixed on the first boom 14, so 12 left end of boom oil cylinder is not moved, so that the hydraulic stem of boom oil cylinder 12 be pushed to move right It is dynamic, thrust successively act on hinged the 4th ship and resell on another market 18, affixed third boom 15, pivot joint the second boom 10, in pivot joint It moves right in first boom, 14 inner hole.Vice versa, and boom oil cylinder 12 receives the power oil from the second hydraulic station 1 in oil pipe Start to work, power oil pushes the hydraulic stem of boom oil cylinder 12 to be moved to the left, thrust successively act on hinged the 4th ship and resell on another market 18, Second boom 10 of affixed third boom 15, socket, moves right in 14 inner hole of the first boom of socket.
Second level weight arm 60 moves left and right realization specifically as shown in figure 9, weight arm telescoping cylinder 72 receives to come from oil pipe The power oil of second hydraulic station 1 is started to work, and is shipped and resell on another market on 76 since 72 right end of weight arm telescoping cylinder is articulated with the 9th, the 9th ships and resell on another market 76 are fixed on the second weight arm 73, so 72 right end of weight arm telescoping cylinder does not move.To push weight arm telescoping cylinder 72 Hydraulic stem is moved to the left, and thrust successively acts on hinged the 7th and ships and resell on another market 67, the first affixed weight arm 64, the second of pivot joint It is moved to the left in 73 inner hole of weight arm.Vice versa, and weight arm telescoping cylinder 72 receives the power from the second hydraulic station 1 in oil pipe Oil is started to work, and power oil pushes the hydraulic stem of weight arm telescoping cylinder 72 to move right, and thrust successively acts on hinged the 7th It ships and resell on another market 67, the first affixed weight arm 64, moves right in 73 inner hole of the second weight arm of pivot joint.
Boom or so operation rotation is specific as shown in Figure 4, Figure 5 and Figure 6, since the shell of hydraulic motor 25 is successively fixed in Bearing holder (housing, cover) 50, motor base 24, transfer panel 74, crane system 80, on second level weight arm 60, and transfer panel 74 and rotary column 8 are affixed, So hydraulic motor 25 and crane system 80, second level weight arm 60, rotary column 8 can be considered as one.Again because of gear wheel 32 and the One crane arm is 34 affixed, the first crane arm 34 successively with the second crane arm 35, third crane arm 36, fourth weighing arm the 37, the 5th Crane arm 38 is pivotally connected, and the 5th crane arm 38 and vehicle chassis 42 are affixed, and hydraulic motor 25 receives in oil pipe from the second hydraulic station 1 Fuel feeding start positive and negative rotation rotation driving, driving force successively drive cooperation key 28, cooperation gear shaft 30, affixed pinion gear 29 rotations, pinion gear 29 and gear wheel 32 are intermeshed, since gear wheel 32 is not able to rotate, so that pinion gear 29 generates mutual fortune Two cylindrical roller thrust bearings dynamic, that the crane system 80 of 25 one of drive hydraulic motor, transfer panel 74, rotary column 8, edge cooperate 47, cylinder roller bearing 9, cylinder roller bearing 9 rotate on the first crane arm 34.
Independent Weighting system it is specific as shown in figure 9, two 61 upper ends of trolley three-level oil cylinder pass sequentially through two it is hinged 6th ship and resell on another market the first affixed weight arm 64 of 63, two affixed support bases 62, two and two second level weight arms 60 it is hinged, this Sample can regard 61 top of trolley three-level oil cylinder as and second level weight arm 60 is hinged.Two 61 lower ends of trolley three-level oil cylinder pass sequentially through Two the hinged affixed direction-casters 68 of hinged clump weight 77, two of fast outbound 65, two and an affixed universal caster wheel 69 arrive ground.61 lower part of trolley three-level oil cylinder can be regarded as in this way and clump weight 77 is hinged.When trolley three-level oil cylinder 61 stretches its Top is relatively motionless, and lower part is stretched downwards.Trolley three-level oil cylinder 61 receives to start in oil pipe from the pressure oil of the second hydraulic station 1 Work pulls clump weight 77 to move up and down.The trolley three-level oil cylinder 61 of Weighting system uses two three-level oil cylinders, is separately mounted to On two second level weight arms 60, when lifting through the flexible center of gravity for remaining clump weight 77 of trolley three-level oil cylinder 61 under, and Clump weight 77 is kept not shake.Its lower end is hinged by two hinged fast outbounds 65 and clump weight 77, and safety pin 66 is backed out The fast outbound 65 of plug makes clump weight 77 and 61 quick separating of trolley three-level oil cylinder.
The utility model solves existing some disadvantages in the prior art to overcome, and designs a kind of narrow space derrick car ?.The lifting vehicle, using hydraulic multistage crane arm 31 flexible up and down, changes conventional lift truck boom in vertical operating direction Tilt operation mode.Front operation hangs the arm of derrick of width direction using horizontal hydraulic three-level telescopic arm, shortens vehicles while passing Vehicle length when working space efficiently uses working space.Hanger system 33 is matched in three-level boom front end, and suspension hook 19 can individually be stretched Shrink weight, the Hoisting Position of wirerope 20 when can more preferably adjust lifting operation.Rear portion adds hydraulically extensible second level weight arm 60, liquid The second level weight arm 60 of pressure stretch contracting effectively increases hoisting weight, while it is long to reduce vehicle since counterbalance moment can increase adjusting Degree.For Weighting system using trolley three-level oil cylinder 61 and the quick separate structure of clump weight 77, clump weight 77 is independent quick release Structure.Boom or so angle is rotated by 360 °, and operation is without dead angle.It is horizontal and vertical lifting, boom when due to crane operation Inclination lifting when not being traditional work reduces the interference between boom and large parts.
Embodiment 2:
As shown in Figure 10, embodiment 2 is that on the basis of embodiment 1,77 bottom both ends of clump weight are separately installed with two Universal caster wheel 69 and direction-caster 68 are hinged on 77 side wall of clump weight and connect hook 70 fastly, be fixedly installed on vehicle chassis 42 with Connect fastly hook 70 match connect block fastly.Universal caster wheel 69, direction-caster 68 and clump weight 77 are affixed.Clump weight 77 and eight revolution pin 71 is hinged, connects hook 70 fastly and eight revolution pin 71 is hinged.Trolley three-level oil cylinder 61, weight arm telescoping cylinder 72 pass through pipeline and the second liquid 1 connection of pressure station.Trolley three-level oil cylinder 61 is connect by pipeline with the second hydraulic station 1.Clump weight 77 is in off position and vehicle Chassis 42 is flexibly connected and follows vehicle to run.Working condition is detached from vehicle chassis 42 and second level weight arm 60 with trolley three-level oil Cylinder 61 connects counterweight.Isolated clump weight 77 passes through to connect fastly after hook 70 is connect with vehicle chassis 42 can follow vehicle row over long distances It walks.
Remaining structure of embodiment 2 and working principle are the same as embodiment 1.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change And improvement, these various changes and improvements fall within the scope of the claimed invention.

Claims (8)

1. a kind of narrow space lifting vehicle, which is characterized in that including vehicle chassis, the first hydraulic station, the second hydraulic station, level The crane system of arrangement, the multistage crane arm arranged vertically and two parallel to each other and horizontally disposed second level weight arms, it is described Multistage crane arm lower end is mounted on vehicle chassis, and the multistage crane arm upper end is provided with steering system, the crane system It is arranged in parallel between two second level weight arms, the crane system and two second level weight arms are connected with steering system, institute It states crane system end and is connected with hanger system, the graduation two gravity arm end portion is hinged with trolley three-level oil cylinder straight down, The trolley three-level oil cylinder end is removably connected with clump weight, and the multistage crane arm is connected by oil pipe and the first hydraulic station It connects, the steering system, crane system, hanger system, second level weight arm and trolley three-level oil cylinder pass through oil pipe and the second liquid The connection of pressure station.
2. a kind of narrow space lifting vehicle according to claim 1, which is characterized in that it is described multistage crane arm include by The 5th crane arm, fourth weighing arm, third crane arm, the second crane arm and the first crane arm of socket are successively sealed outside to inside, 5th crane arm is fixedly mounted on vehicle chassis by screw, is provided with multi-stage oil cylinder on the inside of first crane arm, The multi-stage oil cylinder lower end is hinged on vehicle chassis, and the multi-stage oil cylinder upper end is connect with the first crane arm, the first Weighing arm upper end and steering system are rotatablely connected.
3. a kind of narrow space lifting vehicle according to claim 2, which is characterized in that the steering system includes switching Disk, rotary column and reducing sleeve, the second level weight arm and crane system are fixedly mounted on transfer panel, the rotary column, the first Weighing arm and reducing sleeve are sequentially coaxially arranged in from inside to outside below transfer panel, and the rotary column is vertically fixedly mounted on transfer panel following table Face, the rotary column are rotatablely connected by cylinder roller bearing and the first crane arm inner wall, first crane arm and switching It is equipped with cylindrical roller thrust bearing between disk, cylindrical roller thrust bearing is also equipped between first crane arm and reducing sleeve, It is coaxially arranged with the first adjusting nut on the outside of the reducing sleeve, first adjusting nut is fixedly connected with transfer panel, and described the One adjusting nut is fixedly connected with reducing sleeve, and gear wheel is connected on first crane arm, and the transfer panel lower surface is symmetrical If two hydraulic motors are fixedly connected with the transfer panel there are two hydraulic motor, the hydraulic motor output shaft is perpendicular It is straight down-set, be installed with pinion gear on two hydraulic motor output shafts, two pinion gears with the canine tooth Wheel engagement, two hydraulic motors pass through oil pipe and connect with the second hydraulic station.
4. a kind of narrow space lifting vehicle according to claim 1, which is characterized in that the crane system includes boom Oil cylinder, the first boom, the second boom, third boom and first base, first boom, the second boom, third boom are by outer Inwardly successively sealing socket, first boom and steering system are affixed, and the first base is fixedly mounted on the first boom one Inner wall is held, boom cylinder tube end is hinged in first base, and boom oil cylinder piston end is hinged on third boom, The boom oil cylinder is connect by oil pipe with the second hydraulic station, and the hanger system is set to one of third boom far from the second boom End.
5. a kind of narrow space lifting vehicle according to claim 4, which is characterized in that the hanger system includes suspension hook Telescopic oil cylinder, wirerope, pulley and suspension hook, the pulley rotation are connected to third boom end, the suspension hook telescopic oil cylinder cylinder Cylinder end is hinged on third boom, and described wirerope one end connecting shackle, the other end is connected to the suspension hook around the pulley The piston end of telescopic oil cylinder, the suspension hook telescopic oil cylinder are connect with the second hydraulic station by oil pipe.
6. a kind of narrow space lifting vehicle according to claim 1, it is characterised in that: the second level weight arm includes matching Weighing arm telescoping cylinder, the second weight arm and the first weight arm for being socketed in the second weight arm of sealing, second weight arm with turn It is fixedly connected to system, the weight arm telescoping cylinder cylinder barrel end and the second weight arm are hinged, the weight arm telescoping cylinder piston end Hinged with the first weight arm, the weight arm telescoping cylinder is connect by oil pipe with the second hydraulic station, the trolley three-level oil cylinder hinge It connects in end of first weight arm far from the second weight arm.
7. a kind of narrow space lifting vehicle according to claim 6, it is characterised in that: first weight arm is far from One end of two weight arms is fixedly installed with support base, the trolley three-level cylinder tube end and support seat hinge, the trolley three Straight down, the trolley three-level oil cylinder piston end is hinged by fast outbound and clump weight at grade oil cylinder piston end.
8. a kind of narrow space lifting vehicle according to claim 1, it is characterised in that: clump weight bottom both ends point It An Zhuan not be hinged on the clump weight side wall and connect hooks fastly there are two universal caster wheel and direction-caster, consolidated on the vehicle chassis Dingan County be equipped with it is described fastly connect hook match connect block fastly.
CN201821913732.XU 2018-11-20 2018-11-20 A kind of narrow space lifting vehicle Active CN209143547U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821913732.XU CN209143547U (en) 2018-11-20 2018-11-20 A kind of narrow space lifting vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821913732.XU CN209143547U (en) 2018-11-20 2018-11-20 A kind of narrow space lifting vehicle

Publications (1)

Publication Number Publication Date
CN209143547U true CN209143547U (en) 2019-07-23

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Country Link
CN (1) CN209143547U (en)

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