CN101839003A - Multifunctional crane excavator - Google Patents
Multifunctional crane excavator Download PDFInfo
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- CN101839003A CN101839003A CN200910058630A CN200910058630A CN101839003A CN 101839003 A CN101839003 A CN 101839003A CN 200910058630 A CN200910058630 A CN 200910058630A CN 200910058630 A CN200910058630 A CN 200910058630A CN 101839003 A CN101839003 A CN 101839003A
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Abstract
The invention relates to a multifunctional crane excavator which has both the hoisting function and the excavating function. By using a chassis of a crawler excavator as an excavator body, the multifunctional crane excavator is provided with a main arm, an auxiliary arm, a balance arm, a supporting seat, a derricking hydraulic cylinder, a main hydraulic winch, an auxiliary hydraulic winch and a balance weight. A gravitational moment which is generated when the multifunctional crane excavator carries out lifting and excavating operations is balanced by a gravitational moment of the balance arm at the other end of the supporting seat; the gravitational moment which is generated during lifting and excavation does not act on the body of the multifunctional crane excavator fully, the roll-over action on the multifunctional crane excavator is very small, therefore, the safety under the condition of the same lifting and excavating capability is improved. Accordingly, the invention is quite suitable for application in special lifting sites and special excavating operations.
Description
Technical field
The present invention relates to a kind of hoisting function that both had, have the multifunctional crane excavator that excavates function again.Therefore, this machine not only can be used as hydraulic crane and uses, and uses but also can be used as hydraulic crawler excavator.Can obtain using in urban construction, development of real estate, transport development engineering, especially in hydraulic and electric engineering, petrochemical industry, mine metallurgical construction engineering, substantial use value be arranged.
Background technology
When hydraulic crane hangs the form hoisting heavy with cantilever, hoisting heavy will make hydraulic crane be in rollover conditions to gravitational moment of tumbling of hydraulic crane effect.This lifting gravitational moment is made hydraulic crane keep stable by the lifting trimming moment institute balance that hydraulic crane has.The lifting moment of hydraulic crane is made of the product of the lifting arm of force and fuselage gravity: the distance between the position of centre of gravity of fuselage and the hydraulic pressure leg is the lifting force arm lengths, and hydraulic crane weight and counterweight weight sum are fuselage gravity.Fix because of lifting force arm lengths and hydraulic crane weight, counterweight, therefore, the lifting trimming moment of hydraulic crane is a fixed value.When the lifting gravitational moment of hoisting heavy increases, have only by operation luffing hydraulic cylinder to change the arm elevation angle, to shorten lifting weight arm vertical length mode, reduce the lifting gravitational moment and tumble to prevent hydraulic crane.Because the lifting trimming moment of hydraulic crane is a fixed value, along with the increase of hoisting heavy weight, the lifting safety factor is reducing gradually, is unfavorable for safe lifting.For the safety lifting, along with the increase of hoisting weight, the length of hydraulic crane, width and weight all increase, to increase the lifting trimming moment.But the driving power of hydraulic crane is increased, and fuel consume increases.
In urban construction, development of real estate, the mid-early stage construction of transport development engineering, its basic production operation is mining clay or sandy soil, and this generally uses hydraulic crawler excavator.In hydraulic and electric engineering, petrochemical industry, mine smelter construction project, also use hydraulic crawler excavator mining clay, sandy soil or ore.But in hydraulic and electric engineering, petrochemical industry, the special job site of mine smelter: because the demand of engineering construction, sometimes both needed to use engineering machinery with hoisting function, need again to use and have the engineering machinery of excavating function, but, can not place down engineering machinery such as hydraulic crane, hydraulic crawler excavator simultaneously because the job site is narrow and small; Sometimes finish special production operation task, need a kind of engineering machinery that has hoisting function simultaneously, excavates function.But domestic still no-trump hoisting function, excavation function collection are the engineering machinery of one at present.
From the above mentioned, when adopting the hydraulic crane hoisting heavy of prior art, hoisting heavy will make hydraulic crane be in rollover conditions to gravitational moment of tumbling of hydraulic crane effect, limit the performance of the maximum hoisting function of hydraulic crane.The luffing hydraulic cylinder supports arm during hoisting heavy, and the lifting gravitational moment all acts on the luffing hydraulic cylinder, when promoting the overhanging change arm of the luffing hydraulic cylinder piston rod elevation angle, needs the very hydraulic pressure of high pressure.Constitute hydraulic system Hydraulic Elements---hydraulic pump, pressure-control valve, flow control valve, directional control valve, hydraulic cylinder etc. had both needed to select the very grade of High Voltage, need very big flow again, this will cause the hydraulic system price to increase, and the hydraulic crane cost of production increases.The operation function of hydraulic crane, hydraulic crawler excavator is single, purchases separately, increases construction cost.
Summary of the invention
At domestic present no-trump hoisting function still, excavation function collection is the engineering machinery of one, and the present invention is integrated in one hoisting function, excavation function by changing the frame for movement of lifting machinery, excavation machinery.Main order of the present invention is: a kind of hoisting function that both had is provided, has the multifunctional crane excavator that excavates function again, to adapt to the needs of various engineering constructions, improve the ratio of performance to price of multifunctional crane excavator.Multifunctional crane excavator is with special boom structure and arm mounting means, under the prerequisite of lifting identical weight, reduce the tilting moment that bears, driving power and the cost of production of multifunctional crane excavator, be implemented in the special construction scene and lift weight, mining clay easily and safely.
Above-mentioned purpose of the present invention is achieved in that with wheeled excavator, crawler-mounted excavator be body, and principal arm, auxiliary, counter-jib, supporting base, luffing hydraulic cylinder, main hydraulic wireline winch, secondary hydraulic wireline winch, activity balancing counterweight composition multifunctional crane excavator are installed.The supporting base of being made up of pedestal, pan seat is installed on the revolving dial on crawler-mounted excavator chassis.Principal arm is made up of head pulley, principal arm body, V-arrangement arm, main travelling arm, main travelling arm hydraulic cylinder, principal arm hydraulic cylinder.Hinge axis is installed in two sides in the middle rear end of principal arm body, and hinge seat is installed on top, the two sides processing of the rear end long gathering sill that slides, piston rod connection pan.Principal arm body rear end and counter-jib front end hinge connect to form collapsible arm, and the hinge axis that install the rear end in the collapsible arm is placed on the interior one-tenth of the pan seat lever mounting means on the supporting base.The piston rod of luffing hydraulic cylinder is connected with principal arm rear end pan hinge, and the hinge seat hinge of installing on the tail end of luffing hydraulic cylinder and the revolving dial is connected.Auxiliary is made up of bucket, auxiliary body, auxiliary pulley, secondary travelling arm, secondary travelling arm hydraulic cylinder, auxiliary hydraulic cylinder, reinforcement gusset, and the auxiliary postmedian is connected with principal arm front end hinge.Counter-jib is made up of counter-jib gathering sill, displacement hydraulic cylinder, balance hydraulic cylinder, counter-jib, activity balancing counterweight, lifting body.The hinge seat at counter-jib middle part is connected with an end of raising plate, and the interior hinge axis hinge of the other end of raising plate and the long gathering sill of principal arm rear end is connected.Jacking hydraulic cylinder tail end is installed in the middle rear end of principal arm, and the hinge axis in the long gathering sill is installed in the hinge seat of jacking hydraulic cylinder piston rod, and the activity balancing counterweight is connected with bolt with counter-jib, and balance hydraulic cylinder connects principal arm rear end and counter-jib.Main hydraulic wireline winch, secondary hydraulic wireline winch are installed on the counter-jib, and an end of main hydraulic wireline winch cable wire connects running block master suspension hook around principal arm front end fixed pulley group.One end of secondary hydraulic wireline winch cable wire connects the secondary suspension hook of front end running block around auxiliary rear end fixed pulley.Luffing hydraulic cylinder, main hydraulic wireline winch connect corresponding hydraulic control circuit respectively, and secondary hydraulic wireline winch, displacement hydraulic cylinder, balance hydraulic cylinder, jacking hydraulic cylinder connect newly-increased separately hydraulic control circuit respectively.
Adopt technique scheme, the hinge axis of the collapsible arm of multifunctional crane excavator is installed in the supporting base, becomes the lever installation form.Operation balance hydraulic cylinder, lifting body make counter-jib become level.During hoisting heavy, activity balancing ballast water horizontal sliding with counter-jib in advance goes out, be installed in main hydraulic wireline winch on the counter-jib, secondary hydraulic wireline winch, activity balancing counterweight also along with level is released, increased the lifting force arm lengths of counter-jib, greatly increased the lifting counterbalance moment, equal crane capacity is increased.Hoisting heavy is suspended in the running block suspension hook, operates main hydraulic wireline winch, secondary hydraulic wireline winch coiling steel cable has lifted by crane weight.The lifting gravitational moment that lifting, excavation produce, counter-jib gravitational moment institute balance by the supporting base other end, the gravitational moment that lifting, excavation produce does not all act on one's body the multifunctional crane excavator, and is very little to the roll-over action of multifunctional crane excavator, improved equal lifting, mining ability and safety.Therefore, suit very much in special lifting scene, special digging operation, to use, needn't lift little weight weight, saved large-tonnage lifting appliance purchase commodity with the large-tonnage lifting appliance.Because during hoisting heavy, the luffing hydraulic cylinder not exclusively bears up the effect of lift heavy moment, promote the overhanging change arm of the luffing hydraulic cylinder piston rod elevation angle, only need lower hydraulic pressure.Hydraulic pump, pressure-control valve, flow control valve, directional control valve, hydraulic cylinder etc. do not need to select the very grade of High Voltage, and hydraulic system driving power, cost of production descend, and then multifunctional crane excavator fuel consume, cost of production are descended.The principal arm of multifunctional crane excavator, auxiliary are that folding hinge connects, and therefore, have main suspension hook, two kinds of forms of secondary suspension hook, can adapt to multiple lifting operating mode.Can secondary suspension hook, the folding cantilever form of hanging lifts by crane little weight object; Hang form lifting medium wt object with main suspension hook, cantilever; At the special construction scene, when the lifting position of the best can not be put in the position of multifunctional crane excavator, principal arm, auxiliary can the liftings of folded boom arm form.Because the force way of hoisting heavy changes, hoisting heavy only produces moment of flexure to principal arm, does not lift by crane moment balancing gravity moment problem, and its crane capacity increases greatly.Scraper bowl and principal arm, auxiliary compounding practice that the auxiliary front end is installed are finished the excavation function.Multifunctional crane excavator had not only had hoisting function, but also had had the function of excavation multi-purpose machine, had improved capacity utilization, had saved construction equipment and had bought fund; Simultaneously, shorten construction non-cutting time, reduced fuel consume, improved engineering construction speed.
Description of drawings
Specifically describe adopting embodiments of the invention below in conjunction with accompanying drawing, wherein:
Fig. 1 is the front view that adopts multifunctional crane excavator of the present invention;
Fig. 2 adopts multifunctional crane excavator of the present invention to lift by crane the view of little weight weight;
Fig. 3 is the view that adopts multifunctional crane excavator lifting medium wt weight of the present invention;
Fig. 4 adopts multifunctional crane excavator of the present invention to lift by crane the view of big weight weight;
Fig. 5 is the view that adopts multifunctional crane excavator of the present invention to excavate;
The specific embodiment
As shown in Figure 1, multifunctional crane excavator is to be body with the crawler-mounted excavator chassis, principal arm, auxiliary, counter-jib, supporting base, luffing hydraulic cylinder, balance hydraulic cylinder, main hydraulic wireline winch, secondary hydraulic wireline winch, activity balancing counterweight is installed is formed.
As shown in Figure 1, principal arm is made up of head pulley, principal arm body, V-arrangement arm, main travelling arm, main travelling arm hydraulic cylinder, principal arm hydraulic cylinder, luffing hydraulic cylinder, reinforcement gusset.
The principal arm body adopts the square-section section steel manufacture, the pan that middle part processing is connected with the luffing hydraulic cylinder piston rod.The infall of " V " shape arm of square-section section steel manufacture and an end of principal arm body are welded to connect, this end processing and the hinged pan of main travelling arm hydraulic cylinder tail end of principal arm body.Two parallel long sides on the square-section of " V " shape arm are processed with respectively: with the hinged installing hole of jacking hydraulic cylinder tail end, the installing hole of middle part installation and processing hinge axis, and the long gathering sill of the two sides of rear end processing slip.V-arrangement arm hinge axis is made up of axle and junction plate, and axle adopts No. 45 steel processing, one section short keyway of end processing.Junction plate adopts No. 20 steel plates to be processed into disc, disk endoporus processing keyway, the hole of the circumference installation and processing of disk.Axle connects with key, is pressed into the endoporus of junction plate, and hinge axis is separately fixed on " V " shape arm with the bolt connection of interference.Main travelling arm is by the square-section section steel manufacture, and two parallel long sides of square-section are processed with respectively: front end is processed with the pan that is connected with rear end in the auxiliary, the head pulley installing hole, and the rear end is processed with the pan that is connected with main travelling arm hydraulic cylinder piston rod head end.Main travelling arm rear end is connected with main travelling arm hydraulic cylinder piston rod head end hinge, the main travelling arm hydraulic cylinder principal arm body of packing into, and main travelling arm hydraulic cylinder tail end is connected with principal arm body rear end hinge, and hinge axis is with gland and bolt.
As shown in Figure 1, auxiliary is made up of bucket, auxiliary pulley, auxiliary body, secondary travelling arm, secondary travelling arm hydraulic cylinder, auxiliary hydraulic cylinder, reinforcement gusset.
The auxiliary body adopts the square-section section steel manufacture, middle part processing and the hinged pan of secondary travelling arm hydraulic cylinder tail end, and postmedian processing and the hinged hinge seat of principal arm body, the pulley hinge seat is installed at the rear portion.The auxiliary body adopts the square-section section steel manufacture, the pan that front end processing is connected with auxiliary pulley axle, bucket pivot hinge, middle part processing and the hinged pan of secondary travelling arm hydraulic piston rod end.
As shown in Figure 1, counter-jib is made up of hinge seat, counter-jib gathering sill, displacement hydraulic cylinder, balance hydraulic cylinder, counter-jib, activity balancing counterweight, lifting body.
The counter-jib gathering sill adopts the section steel manufacture of square-section, at two sides, rear end welded and installed hinge axle bed.The displacement hydraulic cylinder is installed in the counter-jib gathering sill, and the tail end of displacement hydraulic cylinder and an end of counter-jib gathering sill are connected with pin hinge, pin with gland.Counter-jib adopts the section steel manufacture of square-section, the joint pin of two sides processing at one end installing hole.The activity balancing counterweight adopts cast iron to make the rectangular shape of band arc, and the cuboid lower end of band arc processes pan, and the activity balancing counterweight is connected with counter-jib with bolt.Counter-jib inserts in the counter-jib gathering sill, and the piston rod head end of displacement hydraulic cylinder is connected with pin hinge with an end of counter-jib, pins with gland.The counter-jib side is installed upright steel plate and is stretched out in the counter-jib gathering sill, and hydraulic wireline winch is installed.Lifting body is made up of jacking hydraulic cylinder, raising plate, and raising plate adopts steel plate to make, and cross sectional shape is "T"-shaped, two ends processing pan.
Main travelling arm hydraulic cylinder, principal arm hydraulic cylinder, secondary travelling arm hydraulic cylinder, auxiliary hydraulic cylinder, displacement hydraulic cylinder, balance hydraulic cylinder, hydraulic wireline winch, multiple directional control valve are chosen the Hydraulic Elements that meet national standard.
As shown in Figure 1, installation bearing seat on the revolving dial on crawler-mounted excavator chassis.Principal arm body rear end and counter-jib front end hinge connect to form collapsible arm, and the hinge axis that install the rear end in the collapsible arm is placed on the interior one-tenth of the pan seat lever mounting means on the supporting base.The piston rod of luffing hydraulic cylinder is connected with principal arm body rear end pan hinge, and the hinge seat hinge of installing on the tail end of luffing hydraulic cylinder and the revolving dial is connected.The auxiliary postmedian is connected with main travelling arm front end hinge, and principal arm hydraulic cylinder tail end is installed in the hinge seat on the principal arm body, and principal arm hydraulic cylinder piston rod head end is connected with head sheave hinge seat hinge behind the auxiliary.Secondary travelling arm front end is installed fixed pulley, scraper bowl, two linkages, and auxiliary hydraulic cylinder tail end is installed in the hinge seat on the auxiliary body, and auxiliary hydraulic cylinder piston rod head end is connected with two linkages, scraper bowl hinge.The hinge seat at counter-jib middle part is connected with an end of raising plate, and the interior hinge axis hinge of the other end of raising plate and the long gathering sill of principal arm rear end is connected.Jacking hydraulic cylinder tail end is installed in the middle rear end of principal arm body, and the hinge axis in the long gathering sill is installed in the hinge seat of jacking hydraulic cylinder piston rod, and the activity balancing counterweight is connected with bolt with counter-jib, and balance hydraulic cylinder connects principal arm body rear end and counter-jib.Main hydraulic wireline winch, secondary hydraulic wireline winch are installed on the counter-jib, and an end of main hydraulic wireline winch cable wire connects running block master suspension hook around guiding fixed pulley, the front end fixed pulley group at principal arm body middle part.One end of secondary hydraulic wireline winch cable wire connects the secondary suspension hook of front end running block around guiding fixed pulley, the auxiliary body rear end fixed pulley at principal arm body middle part.Luffing hydraulic cylinder, main hydraulic wireline winch connect corresponding hydraulic control circuit respectively, and secondary hydraulic wireline winch, displacement hydraulic cylinder, balance hydraulic cylinder, jacking hydraulic cylinder connect newly-increased separately hydraulic control circuit respectively.
Crawler-mounted excavator has possessed hydraulic system, and the multifunctional crane excavator hydraulic system is utilized former machine hydraulic system, increases commutation loop, the locking loop of displacement hydraulic cylinder, balance hydraulic cylinder, hydraulic wireline winch, hydraulic motor, is connected in parallel on former hydraulic circuit and forms.Hydraulic control system is described in " engineering machinery hydraulic and hydraulic power ", " mechanical design handbook volume two " literary composition, in selected commutation loop, locking loop, the loop of floating, and behind the control element such as overflow valve, multiple directional control valve, electromagnetic valve, the connection of its hydraulic control component in system, can connect by the using method of element regulation, its concrete grammar, the professional and technical personnel is quite familiar to this, repeat no more, only multifunctional crane excavator is explained.
When multifunctional crane excavator carries out operation at special lifting scene, the operation luffing hydraulic cylinder principal arm that hoists, operation balance hydraulic cylinder, jacking hydraulic cylinder make counter-jib remain on level.Operation counter-jib displacement hydraulic cylinder, counter-jib level in the counter-jib gathering sill is stretched out the length that increases the lifting balance arm of force, the hydraulic wireline winch that is installed on the counter-jib also increases the length of lifting by crane the balance arm of force along with moving horizontally, and has greatly increased the lifting trimming moment.Collapsible arm is used the hoisting heavy of lever balance theory, the lifting gravitational moment of hoisting heavy acts on an end of collapsible arm, the counterbalance moment of counter-jib acts on the other end of collapsible arm, position by mobile activity balancing counterweight, make the collapsible arm state that tends to balance substantially, lifting, excavate the gravitational moment that produces the multifunctional crane excavator body is not produced the countertorque of inclining.Under the prerequisite that guarantees the lifting safety, equal lifting, mining ability are greatly increased.The luffing hydraulic cylinder is controlled collapsible arm operation, when the heavy weight weight of lifting, only replenishes part and lifts by crane moment.Therefore, multifunctional crane excavator suits to use in special lifting scene, special digging operation very much.
Multifunctional crane excavator has following several operation function and operational motion:
As shown in Figure 2, lift by crane little weight weight, weight hangs on the secondary suspension hook, operates secondary hydraulic wireline winch hoisting heavy.Operating multifunction crane excavator revolving dial rotation behind the hoisting heavy, hoisting heavy can be done 360 degree rotations.
As shown in Figure 3, lifting medium wt weight, weight hangs on the main suspension hook, operates main hydraulic wireline winch hoisting heavy.Operating multifunction crane excavator revolving dial rotation behind the hoisting heavy, hoisting heavy can be done 360 degree rotations.
As shown in Figure 4, lift by crane big weight weight, operating multifunction crane excavator revolving dial rotates to the lifting position, operate secondary travelling arm hydraulic cylinder, make the protruding ground that is supported on of secondary travelling arm, as a fulcrum, the principal arm of multifunctional crane excavator and auxiliary become the folded boom arm form.Weight hangs on the main suspension hook, operates main hydraulic wireline winch hoisting heavy.Force way when folded boom arm lifting form has changed principal arm, auxiliary hoisting heavy, hoisting heavy only produce moment of flexure to principal arm, auxiliary, do not lift by crane trimming moment balance lifting gravity torque problem, and the equal crane capacity of multifunctional crane excavator is increased greatly.
As shown in Figure 5, secondary suspension hook is recovered on the auxiliary, and main suspension hook is recovered on the principal arm.Operation counter-jib displacement hydraulic cylinder, counter-jib level in the counter-jib gathering sill is stretched out the length that increases the balance arm of force, is installed in hydraulic wireline winch on the counter-jib also along with moving horizontally the length that increases the balance arm of force, has greatly increased the excavation trimming moment.Operation scraper bowl hydraulic cylinder, the auxiliary hydraulic cylinder, the principal arm hydraulic cylinder excavates.
Above-described only is to adopt the principle of the invention, both has hoisting function with only having the engineering machinery of single hoisting function, excavation function, changing system into, and has the optimization embodiment of the multifunctional crane excavator that excavates function again.Should be pointed out that for a person skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also make some modification and improvement,, also should be considered as belonging to protection scope of the present invention so that develop other product.
Claims (7)
1. multifunctional crane excavator, described multifunctional crane excavator comprises body, auxiliary, principal arm, the scraper bowl of rubber-tyred, crawler-mounted excavator, it is characterized in that also having counter-jib, supporting base, balance hydraulic cylinder, main hydraulic wireline winch, secondary hydraulic wireline winch, activity balancing counterweight; Concrete structure is: installation bearing seat on revolving dial, principal arm body rear end and counter-jib front end hinge connect to form collapsible arm, the hinge axis that install the rear end in the collapsible arm is placed on the interior one-tenth of the pan seat lever mounting means on the supporting base, the piston rod of luffing hydraulic cylinder is connected with principal arm body rear end pan hinge, the hinge seat hinge of installing on the tail end of luffing hydraulic cylinder and the revolving dial is connected, the auxiliary postmedian is connected with main travelling arm front end hinge, principal arm hydraulic cylinder tail end is installed in the hinge seat on the principal arm body, principal arm hydraulic cylinder piston rod head end is connected with head sheave hinge seat hinge behind the auxiliary, secondary travelling arm front end is installed fixed pulley, scraper bowl, two linkages, auxiliary hydraulic cylinder tail end is installed in the hinge seat on the auxiliary body, auxiliary hydraulic cylinder piston rod head end and two linkages, the scraper bowl hinge connects, the hinge seat at counter-jib middle part is connected with an end of raising plate, hinge axis hinge in the long gathering sill of the other end of raising plate and principal arm rear end is connected, jacking hydraulic cylinder tail end is installed in the middle rear end of principal arm body, hinge axis in the long gathering sill is installed in the hinge seat of jacking hydraulic cylinder piston rod, the activity balancing counterweight is connected with bolt with counter-jib, the two ends of balance hydraulic cylinder connect principal arm body rear end and counter-jib respectively, main hydraulic wireline winch, secondary hydraulic wireline winch is installed on the counter-jib, one end of main hydraulic wireline winch cable wire is around the guiding fixed pulley at principal arm body middle part, front end fixed pulley group, connect running block master suspension hook, one end of secondary hydraulic wireline winch cable wire is around the guiding fixed pulley at principal arm body middle part, auxiliary body rear end fixed pulley, connect the secondary suspension hook of front end running block, the luffing hydraulic cylinder, main hydraulic wireline winch connects corresponding hydraulic control circuit, secondary hydraulic wireline winch respectively, the displacement hydraulic cylinder, balance hydraulic cylinder, the jacking hydraulic cylinder connects newly-increased separately hydraulic control circuit respectively.
2. multifunctional crane excavator as claimed in claim 1, it is characterized in that principal arm by head pulley, principal arm body, V-arrangement arm, main travelling arm, main travelling arm hydraulic cylinder, principal arm hydraulic cylinder, luffing hydraulic cylinder, strengthen gusset and form; The principal arm body adopts the square-section section steel manufacture, the pan that middle part processing is connected with the luffing hydraulic cylinder piston rod, the infall of " V " shape arm of square-section section steel manufacture and an end of principal arm body are welded to connect, this end processing and the hinged pan of main travelling arm hydraulic cylinder tail end of principal arm body; Two parallel long sides on the square-section of " V " shape arm are processed with respectively: with the hinged installing hole of jacking hydraulic cylinder tail end, the installing hole of middle part installation and processing hinge axis, the long gathering sill of two sides processing slip of rear end, V-arrangement arm hinge axis is made up of axle and junction plate, axle adopts No. 45 steel processing, one section short keyway of one end processing, junction plate adopts No. 20 steel plates to be processed into disc, disk endoporus processing keyway, the hole of the circumference installation and processing of disk, axle connects with key, is pressed into the endoporus of junction plate, and hinge axis is separately fixed on " V " shape arm with the bolt connection of interference; Main travelling arm is by the square-section section steel manufacture, two parallel long sides of square-section are processed with respectively: front end is processed with the pan that is connected with rear end in the auxiliary, the head pulley installing hole, the rear end is processed with the pan that is connected with main travelling arm hydraulic cylinder piston rod head end, main travelling arm rear end is connected with main travelling arm hydraulic cylinder piston rod head end hinge, the main travelling arm hydraulic cylinder principal arm body of packing into, main travelling arm hydraulic cylinder tail end is connected with principal arm body rear end hinge, and hinge axis is with gland and bolt.
3. multifunctional crane excavator as claimed in claim 1, it is characterized in that auxiliary by bucket, auxiliary pulley, auxiliary body, secondary travelling arm, secondary travelling arm hydraulic cylinder, auxiliary hydraulic cylinder, strengthen gusset and form; The auxiliary body adopts the square-section section steel manufacture, middle part processing and the hinged pan of secondary travelling arm hydraulic cylinder tail end, postmedian processing and the hinged hinge seat of principal arm body, the pulley hinge seat is installed at the rear portion, secondary travelling arm body adopts the square-section section steel manufacture, the pan that front end processing is connected with auxiliary pulley axle, scraper bowl pivot hinge, middle part processing and the hinged pan of secondary travelling arm hydraulic piston rod end.
4. multifunctional crane excavator as claimed in claim 1 is characterized in that counter-jib is made up of hinge seat, counter-jib gathering sill, displacement hydraulic cylinder, balance hydraulic cylinder, counter-jib, activity balancing counterweight, lifting body; The counter-jib gathering sill adopts the section steel manufacture of square-section, at two sides, rear end welded and installed hinge axle bed, the displacement hydraulic cylinder is installed in the counter-jib gathering sill, the tail end of displacement hydraulic cylinder and an end of counter-jib gathering sill are connected with pin hinge, pin with gland, counter-jib adopts the section steel manufacture of square-section, the joint pin of two sides processing at one end installing hole, the activity balancing counterweight adopts cast iron to make the rectangular shape of band arc, the cuboid lower end processing pan of band arc, the activity balancing counterweight is connected with counter-jib with bolt, counter-jib inserts in the counter-jib gathering sill, and the piston rod head end of displacement hydraulic cylinder is connected with pin hinge with an end of counter-jib, pins with gland, the counter-jib side is installed upright steel plate and is stretched out in the counter-jib gathering sill, hydraulic wireline winch is installed, and lifting body is by the jacking hydraulic cylinder, raising plate is formed, and raising plate adopts steel plate to make, cross sectional shape is "T"-shaped, two ends processing pan.
5. multifunctional crane excavator as claimed in claim 1, it is characterized in that the arm seat is made up of pedestal, pan seat, pedestal adopts steel plate to be made into triangle, gusset is strengthened in the two sides welding, the circular arc that the pan seat is installed is processed on top, bottom and installing plate welding, processing mounting holes on the installing plate, the pan seat adopts thick walled steel tube processing, separately weld fixed head at split, use bolton, the sliding bearing of the brass processing pan seat of packing into, the pan seat is welded on pedestal top, and the welding stiffener is connected with pedestal below the pan seat.
6. multifunctional crane excavator as claimed in claim 1 is characterized in that hydraulic wireline winch is made up of hydraulic motor, worm reducer, winch spool, winch spool support; Winch spool is bearing on the winch spool support, and hydraulic motor connects the worm reducer power shaft, and the worm reducer output shaft connects winch spool, and the lifting steel cable is wrapped on the winch spool.
7. multifunctional crane excavator as claimed in claim 1 is characterized in that the activity balancing counterweight adopts cast iron to make the rectangular shape of band arc, and the cuboid upper end of band arc processes pan, arcwall face and bottom thread mill drilling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100586303A CN101839003B (en) | 2009-03-18 | 2009-03-18 | Multifunctional crane excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100586303A CN101839003B (en) | 2009-03-18 | 2009-03-18 | Multifunctional crane excavator |
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| CN101839003A true CN101839003A (en) | 2010-09-22 |
| CN101839003B CN101839003B (en) | 2013-12-11 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195128A (en) * | 2013-04-17 | 2013-07-10 | 鼎盛重工机械有限公司 | Breakout force balancing system of loader |
| CN103708365A (en) * | 2013-12-27 | 2014-04-09 | 浙江三一装备有限公司 | Mobile type post-weight-balance control method for crawler crane |
| CN103754774A (en) * | 2014-01-15 | 2014-04-30 | 徐州市久发工程机械有限责任公司 | Multifunctional pipe hoisting machine |
| CN105110213A (en) * | 2015-10-12 | 2015-12-02 | 高阳 | Crane provided with counterweight balance mechanism adopting dead weight of hoisted object as well as crane transformation scheme |
| CN106149791A (en) * | 2015-04-03 | 2016-11-23 | 国机重工（常州）挖掘机有限公司 | Engineering machinery intelligent counterweight balance system and the excavator equipped with this system |
| CN107215787A (en) * | 2017-07-08 | 2017-09-29 | 东台市富康机械有限公司 | Excavator with handling function |
| CN107620338A (en) * | 2012-04-03 | 2018-01-23 | 哈尼施费格尔技术公司 | Weighting system for industrial machinery |
| CN108547340A (en) * | 2018-05-31 | 2018-09-18 | 马鞍山松鹤信息科技有限公司 | A kind of high strength excavator swing arm |
| CN109183869A (en) * | 2018-11-05 | 2019-01-11 | 山东帝盟重工机械有限公司 | It is a kind of to excavate the excavator that range is big and stability is good |
| CN110475932A (en) * | 2017-01-25 | 2019-11-19 | 曼思宁集团有限公司 | Slider assembly |
| CN115467527A (en) * | 2022-09-10 | 2022-12-13 | 南通联源机电科技股份有限公司 | Multi-functional way crawler-type concrete spreader of being convenient for adjust |
| CN115924768A (en) * | 2023-01-04 | 2023-04-07 | 徐工集团工程机械股份有限公司建设机械分公司 | Arm support device and multifunctional pipe crane |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620338A (en) * | 2012-04-03 | 2018-01-23 | 哈尼施费格尔技术公司 | Weighting system for industrial machinery |
| CN103195128A (en) * | 2013-04-17 | 2013-07-10 | 鼎盛重工机械有限公司 | Breakout force balancing system of loader |
| CN103708365A (en) * | 2013-12-27 | 2014-04-09 | 浙江三一装备有限公司 | Mobile type post-weight-balance control method for crawler crane |
| CN103708365B (en) * | 2013-12-27 | 2015-12-02 | 浙江三一装备有限公司 | A kind of mobile type post-weight-balance control method for crawler crane |
| CN103754774A (en) * | 2014-01-15 | 2014-04-30 | 徐州市久发工程机械有限责任公司 | Multifunctional pipe hoisting machine |
| CN106149791A (en) * | 2015-04-03 | 2016-11-23 | 国机重工（常州）挖掘机有限公司 | Engineering machinery intelligent counterweight balance system and the excavator equipped with this system |
| CN106149791B (en) * | 2015-04-03 | 2018-09-18 | 国机重工（常州）挖掘机有限公司 | Engineering machinery intelligent counterweight balance system and excavator equipped with the system |
| CN105110213A (en) * | 2015-10-12 | 2015-12-02 | 高阳 | Crane provided with counterweight balance mechanism adopting dead weight of hoisted object as well as crane transformation scheme |
| CN110475932A (en) * | 2017-01-25 | 2019-11-19 | 曼思宁集团有限公司 | Slider assembly |
| CN107215787A (en) * | 2017-07-08 | 2017-09-29 | 东台市富康机械有限公司 | Excavator with handling function |
| CN108547340A (en) * | 2018-05-31 | 2018-09-18 | 马鞍山松鹤信息科技有限公司 | A kind of high strength excavator swing arm |
| CN109183869A (en) * | 2018-11-05 | 2019-01-11 | 山东帝盟重工机械有限公司 | It is a kind of to excavate the excavator that range is big and stability is good |
| CN115467527A (en) * | 2022-09-10 | 2022-12-13 | 南通联源机电科技股份有限公司 | Multi-functional way crawler-type concrete spreader of being convenient for adjust |
| CN115924768A (en) * | 2023-01-04 | 2023-04-07 | 徐工集团工程机械股份有限公司建设机械分公司 | Arm support device and multifunctional pipe crane |
| CN115924768B (en) * | 2023-01-04 | 2023-08-15 | 徐工集团工程机械股份有限公司建设机械分公司 | Arm support device and multifunctional pipe crane |
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