CN108083135B - Front crane and lifting equipment - Google Patents
Front crane and lifting equipment Download PDFInfo
- Publication number
- CN108083135B CN108083135B CN201810114617.4A CN201810114617A CN108083135B CN 108083135 B CN108083135 B CN 108083135B CN 201810114617 A CN201810114617 A CN 201810114617A CN 108083135 B CN108083135 B CN 108083135B
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- China
- Prior art keywords
- arc
- arm
- vehicle body
- shaped suspension
- suspension arm
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/04—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/101—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means for containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention provides a front crane and lifting equipment, which belong to the field of lifting equipment, and comprise a vehicle body, a pitching oil cylinder, an arc-shaped suspension arm, a combined lifting appliance, a current collector, a counterweight assembly and a supporting device, wherein one end of the arc-shaped suspension arm is hinged to the tail part of the vehicle body, the output end of the pitching oil cylinder is hinged to the middle part of the arc-shaped suspension arm, and the combined lifting appliance is detachably connected with the arc-shaped suspension arm; the current collector is arranged on the outer side of the arc-shaped suspension arm, the counterweight assembly is arranged on the tail part of the vehicle body, and the supporting device is arranged on the front part of the vehicle body. The front crane provided by the invention can be used for loading and unloading the container and realizing loading and unloading of the piece of bulk cargo by switching into different material taking devices, and can be used for conveniently carrying out cross-row loading and unloading of the container or piece of bulk cargo operation.
Description
Technical Field
The invention relates to the field of lifting equipment, in particular to a front lifting machine and lifting equipment.
Background
At present, the front crane is mainly used for loading and unloading containers through a special container lifting appliance, and the container lifting appliance is difficult to meet the requirements under the condition that the bulk cargo of a part is required to be loaded and unloaded at the same time; the container slings are 20 feet and 40 feet of an integral telescopic structure; because 20 feet of containers are mainly used in actual use, 40 feet of containers are fewer, the functions of a 40 feet lifting appliance cannot be reasonably utilized, the whole weight of the lifting appliance is increased, and the weight, manufacturing cost and use cost of the whole machine are increased; the length axis direction of the suspension arm is a straight line, so that the operation of transshipping containers or stray goods can not be realized, and the production efficiency is reduced; the counterweight has a fixed structure and has no additional support with the front end, and the gravity center of the whole machine moves to the front part under certain working conditions, so that the possibility of tipping is increased, and potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a front lifting machine, which aims to solve the problems of potential safety hazard, low production efficiency and small application range of the existing lifting machine.
The invention aims to provide hoisting equipment so as to solve the problems of potential safety hazard, low production efficiency and small application range of the existing hoisting machine.
The invention is realized in the following way:
Based on the first object, the invention provides a front crane, which comprises a vehicle body, a pitching oil cylinder, an arc-shaped suspension arm, a combined suspension arm, a current collector, a counterweight assembly and a supporting device, wherein one end of the arc-shaped suspension arm is hinged to the tail part of the vehicle body, the pitching oil cylinder is hinged to the vehicle body, the output end of the pitching oil cylinder is hinged to the middle part of the arc-shaped suspension arm, the arc-shaped suspension arm is arc-shaped, the inner side of the arc-shaped suspension arm faces towards the vehicle body, the combined suspension arm is arranged at one end of the arc-shaped suspension arm far away from the vehicle body, and the combined suspension arm is detachably connected with the arc-shaped suspension arm;
the current collecting device is arranged on the outer side of the arc-shaped suspension arm and is provided with electricity storage equipment, and the electricity storage equipment is electrically connected with an electric appliance in the vehicle body;
the counterweight assembly is mounted at the tail part of the vehicle body, and the supporting device is mounted at the front part of the vehicle body.
In one implementation of the present embodiment: the counterweight assembly comprises a fixed joint, a movable joint and a counterweight block, wherein the fixed joint is arranged at the tail part of the vehicle body, the movable joint is in sliding connection with the fixed joint, the movable joint slides relative to the fixed joint along the length direction of the vehicle body, and the counterweight block is arranged at the movable joint.
In one implementation of the present embodiment: the arc-shaped suspension arm comprises a basic arm, a telescopic mechanism and a locking device for fixing the basic arm and the telescopic arm, wherein the basic arm is arc-shaped, one end of the telescopic arm is in sliding connection with the basic arm, the telescopic arm slides relative to the basic arm along the length direction of the basic arm, the telescopic arm is connected with the basic arm through the telescopic mechanism, the locking device is mounted on the basic arm, the combined lifting appliance is mounted on one end, far away from the basic arm, of the telescopic arm, a luffing cylinder hinged support and a tail hinged support are sequentially arranged on the basic arm along the direction, facing the combined lifting appliance, of the basic arm, the basic arm is hinged with a vehicle body through the tail hinged support, the basic arm is hinged with the output end of a pitching cylinder through the luffing cylinder hinged support, and the current collecting device is mounted on one side, far away from the vehicle body, of the basic arm.
In one implementation of the present embodiment: the telescopic mechanism comprises a hydraulic motor, a gear and a rack, wherein the hydraulic motor is installed on the telescopic arm, the hydraulic motor is in driving connection with the gear, the rack is installed on the basic arm, and the gear is meshed with the rack.
In one implementation of the present embodiment: the combined lifting appliance comprises a power output device, a turntable supporting device, a side shifting device and a lifting appliance, wherein the power output device comprises a rotary motor and a rotating part, and the rotating part is fixedly arranged on a power output shaft of the rotary motor; the turntable support device comprises a turntable upper part, a rotating mechanism, a turntable lower part and a supporting beam, wherein the turntable upper part is arranged on the arc-shaped suspension arm, the rotating mechanism is arranged between the turntable upper part and the turntable lower part, the supporting beam is fixedly connected with the turntable lower part, the rotary motor is fixedly arranged on the turntable upper part, and the rotating part drives the rotating mechanism to rotate; the side shifting device comprises a side shifting beam and a side shifting mechanism, the side shifting mechanisms are arranged on two sides of the side shifting beam, and the side shifting beam is installed on the supporting beam; one end of the side shifting mechanism is rotationally connected with the supporting beam, and the other end of the side shifting mechanism is rotationally connected with the side shifting beam; the lifting appliance comprises a lifting frame and a locking pin part, wherein the lifting frame is detachably connected with the lateral movement cross beam, and the locking pin part is fixedly installed on the lifting frame.
In one implementation of the present embodiment: the rotary table is characterized in that the upper portion of the rotary table is rotationally connected with the arc-shaped suspension arm, the front lifting machine further comprises a connecting oil cylinder, the base of the connecting oil cylinder is hinged to the arc-shaped suspension arm, the output end of the connecting oil cylinder is hinged to the upper portion of the rotary table, and the connecting oil cylinder and the power output device are respectively located on two sides of the joint of the upper portion of the rotary table and the arc-shaped suspension arm.
In one implementation of the present embodiment: the arc-shaped suspension arm is provided with a support and a connecting piece, the support is rotationally connected with the arc-shaped suspension arm, the connecting oil cylinder is connected with the arc-shaped suspension arm through the support, the connecting oil cylinder is rotationally connected with the support, one end of the connecting piece is hinged with the arc-shaped suspension arm, and the other end of the connecting piece is hinged with the upper portion of the turntable.
In one implementation of the present embodiment: the supporting device comprises a supporting disc, a supporting oil cylinder, a telescopic beam and a telescopic oil cylinder, wherein the telescopic oil cylinder is arranged on the vehicle body, the telescopic beam is arranged at the output end of the telescopic oil cylinder, the supporting oil cylinder is arranged at one end of the telescopic oil cylinder in a telescopic mode Liang Yuanli, and the supporting disc is arranged at the output end of the supporting oil cylinder.
In one implementation of the present embodiment: the front crane further comprises a drive axle assembly and a steering axle assembly, wherein the drive axle assembly is arranged at the front end of the car body, and the steering axle assembly is arranged at the rear end of the car body.
Based on the second object described above, the present invention also provides a lifting device comprising a trolley as described above.
Compared with the prior art, the invention has the beneficial effects that:
The front crane provided by the invention can be used for loading and unloading the container and realizing loading and unloading of the piece of bulk cargo by switching into different material taking devices, can greatly improve the production efficiency of the front crane, and can also facilitate the cross-row loading and unloading of the container or the piece of bulk cargo operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will briefly explain the practical drawings required in the embodiments or the prior art, and it is obvious that the drawings described below are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic view of a front crane according to embodiment 1 of the present invention at a first viewing angle;
Fig. 2 shows a schematic view of the front trolley according to embodiment 1 of the present invention at a second view angle;
Fig. 3 shows a schematic view of the front trolley according to embodiment 1 of the present invention at a third view angle;
Fig. 4 is a schematic view showing a supporting device provided in embodiment 1 of the present invention;
FIG. 5 shows a schematic view of a counterweight assembly provided by embodiment 1 of the invention;
FIG. 6 shows a schematic view of an arcuate boom according to embodiment 1 of the present invention;
FIG. 7 shows a first cross-sectional view of an arcuate boom as provided in embodiment 1 of the present invention;
FIG. 8 shows a second cross-sectional view of the curved boom provided in embodiment 1 of the present invention;
Fig. 9 shows a schematic view of a modular spreader according to embodiment 1 of the present invention at a first viewing angle;
fig. 10 shows a schematic view of a modular spreader according to embodiment 1 of the present invention at a second viewing angle;
fig. 11 shows a schematic view of a modular spreader according to embodiment 1 of the present invention at a third view angle;
fig. 12 shows a schematic diagram of a connecting cylinder according to embodiment 1 of the present invention;
fig. 13 shows a schematic view of a second front trolley according to embodiment 1 of the present invention;
Fig. 14 shows a schematic view of a third front trolley according to embodiment 1 of the present invention;
Fig. 15 shows a schematic view of a fourth front trolley according to embodiment 1 of the present invention.
In the figure: 101-a vehicle body; 102-arc-shaped suspension arms; 103-a combined lifting appliance; 104-pitching oil cylinders; 105-current collector; 106-a counterweight assembly; 107-supporting means; 108-a telescopic oil cylinder; 109-telescoping beams; 110-supporting an oil cylinder; 111-a support plate; 112-fixed knot; 113-movable joints; 114-balancing weight; 115-base arm; 116-telescoping arm; 117-locking means; 118-telescoping mechanism; 119-turret support means; 120-a power take-off; 121-side shifting means; 122-lifting appliance; 123-connecting an oil cylinder; 124-support; 125-connectors; 126-grab bucket means; 127-hook means; 128-forks.
Detailed Description
The invention will now be described in further detail by way of specific examples of embodiments in connection with the accompanying drawings.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention are clearly and completely described above in conjunction with the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Accordingly, the above detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be understood that the terms "orientation" or "positional relationship" are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.
In the present invention, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected or integral; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature may include first and second features directly contacting each other, either above or below a second feature, or through additional features contacting each other, rather than directly contacting each other. Moreover, the first feature being above, over, and on the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being below, beneath, and beneath the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is less level than the second feature.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
Example 1
Referring to fig. 1 to 12, the present embodiment provides a front crane, including a vehicle body 101, a pitching cylinder 104, an arc boom 102, a combined lifting appliance 103, a current collector 105, a counterweight assembly 106 and a supporting device 107, wherein one end of the arc boom 102 is hinged to the tail of the vehicle body 101, the pitching cylinder 104 is hinged to the vehicle body 101, the output end of the pitching cylinder 104 is hinged to the middle of the arc boom 102, the number of the pitching cylinders 104 can be two, the two pitching cylinders are respectively installed on two sides of the arc boom 102, the arc boom 102 is arc-shaped, the inner side of the arc boom 102 is arranged towards the vehicle body 101, the combined lifting appliance 103 is installed at one end of the arc boom 102 far away from the vehicle body 101, and the combined lifting appliance 103 is detachably connected with the arc boom 102;
The current collecting device 105 is arranged on the outer side of the arc-shaped suspension arm 102, and the current collecting device 105 is provided with an electric storage device which is electrically connected with an electric appliance in the vehicle body 101;
the weight assembly 106 is mounted to the rear of the body 101 and the support device 107 is mounted to the front of the body 101.
The front crane provided by the embodiment can be used for loading and unloading the container and can be switched into different material taking devices to realize loading and unloading of the piece of bulk cargo, the production efficiency of the front crane can be greatly improved, meanwhile, the front crane can be used for conveniently loading and unloading the container or the piece of bulk cargo in a cross-row manner, the front crane has the function of collecting solar energy, the energy consumption can be saved, the combined lifting tool 103 capable of being conveniently switched in real time according to the specification of the container is provided, and the front crane has a plurality of functional characteristics of a supporting device 107, a telescopic counterweight structure and the like, which can work under special working conditions, are realized.
The vehicle body 101 may be composed of a frame assembly, a cab assembly, a power assembly and the like, wherein the cab assembly is arranged on the frame assembly and is a control center of the equipment, and devices such as control handles, buttons, meters and the like are arranged in the cab assembly and are used for controlling and detecting various mechanisms of the equipment and relevant data feedback; the frame assembly is a supporting main part of the whole machine and consists of a frame body, an oil tank, a ladder platform and other accessories; the power assembly is a power source of the whole machine, and consists of an engine, a gearbox, a transmission shaft and the like, and is arranged in the frame assembly, and the current collecting device 105 can be electrically connected with the power assembly.
The counterweight assembly 106 comprises a fixed joint 112, a movable joint 113 and a counterweight 114, the fixed joint 112 is mounted at the tail of the vehicle body 101, the movable joint 113 is in sliding connection with the fixed joint 112, the movable joint 113 slides relative to the fixed joint 112 along the length direction of the vehicle body 101, and the counterweight 114 is mounted on the movable joint 113. The cross sections of the fixed joint 112 and the movable joint 113 may be quadrilateral, triangular or other shapes, sliding blocks for reducing friction are arranged at four corners between the movable joint 113 and the fixed joint 112, and a counterweight cylinder is arranged between the fixed joint 112 and the movable joint 113 and used for controlling the telescopic action of the movable joint 113, so that the adjustment of the distance between the counterweight 114 and the center of gravity of the equipment is realized, the adjustment mode is that the distance between the counterweight 114 and the center of gravity of the equipment is automatically calculated through a controller, and then the hydraulic oil quantity entering the counterweight cylinder is automatically adjusted, so that the control of the accurate telescopic length of the counterweight cylinder is realized.
The arc-shaped suspension arm 102 comprises a basic arm 115, a telescopic arm 116, a telescopic mechanism 118 and a locking device 117 for fixing the basic arm 115 and the telescopic arm 116, wherein the basic arm 115 is arc-shaped, one end of the telescopic arm 116 is connected with the basic arm 115 in a sliding manner, the telescopic arm 116 slides relative to the basic arm 115 along the length direction of the basic arm 115, the telescopic arm 116 is connected with the basic arm 115 through the telescopic mechanism 118, the locking device 117 is arranged on the basic arm 115, the combined type lifting appliance 103 is arranged at one end of the telescopic arm 116 far away from the basic arm 115, a luffing cylinder hinged support and a tail hinged support are sequentially arranged on the basic arm 115 along the direction of the basic arm 115 towards the combined type lifting appliance 103, the basic arm 115 is hinged with the vehicle body 101 through the tail hinged support, the basic arm 115 is hinged with the output end of the luffing cylinder 104 through the luffing cylinder hinged support, and the current collector 105 is arranged at one side of the basic arm 115 far away from the vehicle body 101.
The telescopic mechanism 118 includes a hydraulic motor mounted to the telescopic arm 116, a hydraulic motor drive-coupled gear, and a rack mounted to the base arm 115, the gear meshing with the rack.
The combined lifting appliance 103 comprises a power output device 120, a turntable supporting device 119107, a side shifting device 121 and a lifting appliance 122, wherein the power output device 120 comprises a rotary motor and a rotating part, and the rotating part is fixedly arranged on a power output shaft of the rotary motor; the turntable support device 119107 comprises a turntable upper part, a rotating mechanism, a turntable lower part and a supporting beam, wherein the turntable upper part is arranged on the arc-shaped suspension arm 102, the rotating mechanism is arranged between the turntable upper part and the turntable lower part, the supporting beam is fixedly connected with the turntable lower part, the rotary motor is fixedly arranged on the turntable upper part, and the rotating part drives the rotating mechanism to rotate; the side shifting device 121 comprises a side shifting beam and a side shifting mechanism, wherein both sides of the side shifting beam are provided with the side shifting mechanism, and the side shifting beam is installed on the supporting beam; one end of the side shifting mechanism is rotationally connected with the supporting beam, and the other end of the side shifting mechanism is rotationally connected with the side shifting beam; the hanger 122 includes a hanger detachably connected to the side-shift rail and a locking pin portion fixedly mounted to the hanger.
The upper portion of the turntable is rotationally connected with the arc-shaped suspension arm 102, the front crane further comprises a connecting oil cylinder 123, the base of the connecting oil cylinder 123 is hinged to the arc-shaped suspension arm 102, the output end of the connecting oil cylinder 123 is hinged to the upper portion of the turntable, and the connecting oil cylinder 123 and the power output device 120 are respectively located on two sides of the joint of the upper portion of the turntable and the arc-shaped suspension arm 102. The connecting cylinder 123 can play a role of buffering when the front crane works.
The arc-shaped suspension arm 102 is provided with a support 124 and a connecting piece 125, the support 124 is rotationally connected with the arc-shaped suspension arm 102, a connecting oil cylinder 123 is connected with the arc-shaped suspension arm 102 through the support 124, the connecting oil cylinder 123 is rotationally connected with the support 124, one end of the connecting piece 125 is hinged with the arc-shaped suspension arm 102, and the other end of the connecting piece 125 is hinged with the upper part of the turntable.
The supporting device 107 comprises a supporting disc 111, a supporting oil cylinder 110, a telescopic beam 109 and a telescopic oil cylinder 108, wherein the telescopic oil cylinder 108 is arranged on the vehicle body 101, the telescopic beam 109 is arranged at the output end of the telescopic oil cylinder 108, the supporting oil cylinder 110 is arranged at one end, far away from the telescopic oil cylinder 108, of the telescopic beam 109, and the supporting disc 111 is arranged at the output end of the supporting oil cylinder 110. The supporting device 107 can be arranged at the front end of the frame assembly, the telescopic beams 109 are sleeved inside the main beams at two sides of the frame body, the supporting oil cylinders 110 are arranged at the ends of the telescopic beams 109, the supporting discs 111 are arranged at the ends of the piston rods of the supporting oil cylinders 110, the telescopic oil cylinders 108 are arranged between the main beams of the frame body and the telescopic beams 109 and used for driving telescopic actions of the telescopic beams 109, when the lifting amplitude is large and the weight of goods to be loaded and unloaded is large, the telescopic oil cylinders 108 drive the telescopic beams 109 to extend out of the main beams of the frame body, and the supporting oil cylinders 110 extend out to contact with the ground through the supporting discs 111, so that the overall stability of the equipment in use is improved.
The front crane further comprises a drive axle assembly and a steering axle assembly, wherein the drive axle assembly is arranged at the front end of the vehicle body 101, and the steering axle assembly is arranged at the rear end of the vehicle body 101. That is, the drive axle assembly is used to drive the front wheels of the vehicle body 101, the drive force of the front crane is provided by the front wheels, the steering axle assembly is connected with the rear wheels of the vehicle body 101, and the front crane controls the forward or backward direction of the vehicle body 101 by controlling the direction of the rear wheels.
Referring to fig. 13 to 15, in the present embodiment, the present embodiment can realize loading and unloading of the piece goods by mounting the grab device 126 after the modular spreader 103 is disassembled; in the embodiment, the combined lifting appliance 103 can be disassembled, and then the lifting hook device 127 is arranged to realize the loading and unloading of the miscellaneous goods and the bulk goods; in this embodiment, the combined hanger 103 may be detached and then the fork 128 may be attached to load and unload the cargo such as the sundry cargo.
Example 2
The embodiment provides a lifting device comprising the front crane.
The lifting device provided by the embodiment can load and unload the container and can realize the loading and unloading of the piece of bulk cargo by switching into different material taking devices, the production efficiency of the front crane can be greatly improved, meanwhile, the front crane can conveniently load and unload the container or the piece of bulk cargo in a cross-row manner, the front crane has the function of collecting solar energy, the energy consumption can be saved, the combined lifting appliance 103 capable of being conveniently switched in real time according to the specification of the container is provided, and the combined lifting appliance has a plurality of functional characteristics of a supporting device 107, a telescopic counterweight structure and the like, which can work under special working conditions.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The front lifting machine is characterized by comprising a vehicle body, a pitching oil cylinder, an arc-shaped suspension arm, a combined lifting appliance, a current collector, a counterweight assembly and a supporting device, wherein one end of the arc-shaped suspension arm is hinged to the tail part of the vehicle body, the pitching oil cylinder is hinged to the vehicle body, the output end of the pitching oil cylinder is hinged to the middle part of the arc-shaped suspension arm, the arc-shaped suspension arm is arc-shaped, the inner side of the arc-shaped suspension arm faces towards the vehicle body, the combined lifting appliance is mounted at one end, far away from the vehicle body, of the arc-shaped suspension arm, and the combined lifting appliance is detachably connected with the arc-shaped suspension arm;
the current collecting device is arranged on the outer side of the arc-shaped suspension arm and is provided with electricity storage equipment, and the electricity storage equipment is electrically connected with an electric appliance in the vehicle body;
The counterweight assembly is arranged at the tail part of the vehicle body, and the supporting device is arranged at the front part of the vehicle body;
The combined lifting appliance comprises a power output device, a turntable supporting device, a side shifting device and a lifting appliance, wherein the power output device comprises a rotary motor and a rotating part, and the rotating part is fixedly arranged on a power output shaft of the rotary motor; the turntable support device comprises a turntable upper part, a rotating mechanism, a turntable lower part and a supporting beam, wherein the turntable upper part is arranged on the arc-shaped suspension arm, the rotating mechanism is arranged between the turntable upper part and the turntable lower part, the supporting beam is fixedly connected with the turntable lower part, the rotary motor is fixedly arranged on the turntable upper part, and the rotating part drives the rotating mechanism to rotate; the side shifting device comprises a side shifting beam and a side shifting mechanism, the side shifting mechanisms are arranged on two sides of the side shifting beam, and the side shifting beam is installed on the supporting beam; one end of the side shifting mechanism is rotationally connected with the supporting beam, and the other end of the side shifting mechanism is rotationally connected with the side shifting beam; the lifting appliance comprises a lifting frame and a locking pin part, the lifting frame is detachably connected with the lateral movement cross beam, and the locking pin part is fixedly arranged on the lifting frame;
The upper part of the turntable is rotationally connected with the arc-shaped suspension arm, the front crane further comprises a connecting oil cylinder, a base of the connecting oil cylinder is hinged with the arc-shaped suspension arm, the output end of the connecting oil cylinder is hinged with the upper part of the turntable, and the connecting oil cylinder and the power output device are respectively positioned at two sides of the joint of the upper part of the turntable and the arc-shaped suspension arm;
The arc-shaped suspension arm is provided with a support and a connecting piece, the support is rotationally connected with the arc-shaped suspension arm, the connecting oil cylinder is connected with the arc-shaped suspension arm through the support, the connecting oil cylinder is rotationally connected with the support, one end of the connecting piece is hinged with the arc-shaped suspension arm, and the other end of the connecting piece is hinged with the upper part of the turntable;
The arc-shaped suspension arm comprises a basic arm, a telescopic mechanism and a locking device for fixing the basic arm and the telescopic arm, wherein the basic arm is arc-shaped, one end of the telescopic arm is in sliding connection with the basic arm, the telescopic arm slides relative to the basic arm along the length direction of the basic arm, the telescopic arm is connected with the basic arm through the telescopic mechanism, the locking device is mounted on the basic arm, the combined lifting appliance is mounted on one end, far away from the basic arm, of the telescopic arm, a luffing cylinder hinged support and a tail hinged support are sequentially arranged on the basic arm along the direction, facing the combined lifting appliance, of the basic arm, the basic arm is hinged with a vehicle body through the tail hinged support, the basic arm is hinged with the output end of a pitching cylinder through the luffing cylinder hinged support, and the current collecting device is mounted on one side, far away from the vehicle body, of the basic arm.
2. The front trolley of claim 1, wherein the counterweight assembly comprises a fixed joint, a movable joint and a counterweight, the fixed joint is mounted at the tail of the vehicle body, the movable joint is slidably connected with the fixed joint, the movable joint slides relative to the fixed joint along the length direction of the vehicle body, and the counterweight is mounted at the movable joint.
3. The reach stacker of claim 1, wherein the telescoping mechanism comprises a hydraulic motor mounted to the telescoping arm, the hydraulic motor drivingly connected to the gear, and a rack mounted to the base arm, the gear meshing with the rack.
4. The front trolley of claim 1, wherein the support device comprises a support disc, a support cylinder, a telescopic beam and a telescopic cylinder, the telescopic cylinder is mounted on the vehicle body, the telescopic beam is mounted on an output end of the telescopic cylinder, the support cylinder is mounted on one end of the telescopic cylinder at the telescopic Liang Yuanli, and the support disc is mounted on an output end of the support cylinder.
5. The reach stacker of claim 1, further comprising a drive axle assembly mounted to a front end of the vehicle body and a steering axle assembly mounted to a rear end of the vehicle body.
6. A lifting device comprising a trolley according to any one of claims 1 to 5.
Priority Applications (1)
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| CN201810114617.4A CN108083135B (en) | 2018-02-05 | 2018-02-05 | Front crane and lifting equipment |
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| CN201810114617.4A CN108083135B (en) | 2018-02-05 | 2018-02-05 | Front crane and lifting equipment |
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| CN108083135A CN108083135A (en) | 2018-05-29 |
| CN108083135B true CN108083135B (en) | 2024-07-19 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329956A (en) * | 2019-06-26 | 2019-10-15 | 四川嘉泰莅坤智能科技有限公司 | A kind of composite pallet automatic loading system |
| CN113479798B (en) * | 2021-07-09 | 2024-06-07 | 安徽星马专用汽车有限公司 | Universal angle lorry-mounted crane telescopic arm |
| CN113697653A (en) * | 2021-07-23 | 2021-11-26 | 湖南中铁五新重工有限公司 | Unilateral slope suit formula hoist and have hoisting equipment of this hoist |
| CN115303966B (en) * | 2021-09-15 | 2024-12-20 | 上海亿锤机械科技有限公司 | Reach stacker mechanical legs and lightweight reach stacker |
| CN114291713A (en) * | 2021-12-13 | 2022-04-08 | 湖南图南机械科技有限公司 | Hoisting device and transportation tool with same |
| CN115196517B (en) * | 2022-09-13 | 2022-12-09 | 山东迈易特传动有限公司 | Lifting device for transferring goods by ship |
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| CN103863951A (en) * | 2014-03-28 | 2014-06-18 | 滨州学院 | Container lifting and transporting device suitable for short-distance transportation |
| CN106044590A (en) * | 2016-07-29 | 2016-10-26 | 大连理工大学 | Arc-shaped telescopic arm mechanism and crane provided with same |
| CN207861746U (en) * | 2018-02-05 | 2018-09-14 | 湖南中铁五新重工有限公司 | A kind of front swing-machine and lifting equipment |
| CN207861753U (en) * | 2018-02-05 | 2018-09-14 | 湖南中铁五新重工有限公司 | A kind of arc crane boom telescoping mechanism and the lifting equipment with the mechanism |
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| JP3417895B2 (en) * | 1999-11-11 | 2003-06-16 | コベルコ建機株式会社 | Construction machine telescopic arm |
| CN201560039U (en) * | 2009-10-15 | 2010-08-25 | 郑州铁路局装卸机械厂 | Combined container spreader |
| CN101830391B (en) * | 2010-06-07 | 2012-02-15 | 三一集团有限公司 | Lifting appliance and front handling mobile crane with same |
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| JP2011051769A (en) * | 2009-09-04 | 2011-03-17 | Tcm Corp | Safety device for cargo handling work of reach stacker |
| CN103863951A (en) * | 2014-03-28 | 2014-06-18 | 滨州学院 | Container lifting and transporting device suitable for short-distance transportation |
| CN106044590A (en) * | 2016-07-29 | 2016-10-26 | 大连理工大学 | Arc-shaped telescopic arm mechanism and crane provided with same |
| CN207861746U (en) * | 2018-02-05 | 2018-09-14 | 湖南中铁五新重工有限公司 | A kind of front swing-machine and lifting equipment |
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| CN108083135A (en) | 2018-05-29 |
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