CN109335972A - Self-loading-unloading device, jack machinism, crane, with re-mounting and method for dismounting - Google Patents
Self-loading-unloading device, jack machinism, crane, with re-mounting and method for dismounting Download PDFInfo
- Publication number
- CN109335972A CN109335972A CN201811550911.6A CN201811550911A CN109335972A CN 109335972 A CN109335972 A CN 109335972A CN 201811550911 A CN201811550911 A CN 201811550911A CN 109335972 A CN109335972 A CN 109335972A
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- China
- Prior art keywords
- self
- loading
- pin shaft
- clump weight
- unloading device
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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
- B66C23/18—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 specially adapted for use in particular purposes
- B66C23/36—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 specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
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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
- B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
-
- 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
- B66C23/72—Counterweights or supports for balancing lifting couples
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The embodiment provides a kind of self-loading-unloading device, jack machinism, crane, with re-mounting and method for dismounting, be related to engineering machinery field.The embodiment provides a kind of self-loading-unloading devices, for jack machinism, jack machinism includes erecting bed and crane arm, crane arm is rotatablely connected with erecting bed around rotational axis line, crane arm is provided with lifting portion, erecting bed is provided with mounting portion, lifting portion and mounting portion are located at the two sides of rotational axis line, wherein, self-loading-unloading device includes: connector, one end of connector is connect with crane arm, the other end of connector is used to connect with clump weight after bypassing mounting portion, so that when crane arm is rotated relative to erecting bed, clump weight is under the action of connector close to or far from mounting portion.Self-loading-unloading device can not realize the installation and removal of clump weight by ancillary equipment, and installation process is simple, and reliability is stronger.
Description
Technical field
The present invention relates to engineering machinery fields, in particular to a kind of self-loading-unloading device, jack machinism, crane, match
It re-mounts and method for dismounting.
Background technique
Usual crawler crane when counterweight installation and removal, generally passes through ancillary equipment, such as auxiliary hoist after progress
Installation and removal are carried out after clump weight is lifted to installation site.
Inventor has found under study for action, existing at least to have the disadvantage in that in the related technology
Such mounting means must fully rely on auxiliary device operational personnel's by related ancillary equipment, clump weight positioning
Proficiency, complex installation process, poor reliability.
Summary of the invention
The purpose of the present invention includes, for example, providing a kind of self-loading-unloading device, improves the deficiencies in the prior art, can
The installation and removal of clump weight are not realized by ancillary equipment, installation process is simple, and reliability is stronger.
It is also an objective of the invention that, providing a kind of jack machinism, counterweight can not be realized by ancillary equipment
The installation and removal of block, installation process is simple, and reliability is stronger.
It is also an objective of the invention that, providing a kind of crane, clump weight can not be realized by ancillary equipment
Installation and removal, installation process is simple, and reliability is stronger.
It is also an objective of the invention that, providing a kind of counterweight installation method, clump weight may be implemented by this method
Self installation function.
It is also an objective of the invention that, providing a kind of counterweight method for dismounting, clump weight may be implemented by this method
From disassembling function.
The embodiment of the present invention this can be implemented so that
The embodiment provides a kind of self-loading-unloading devices, are used for jack machinism, and the jack machinism includes installation
Platform and crane arm, the crane arm are rotatablely connected with the erecting bed around rotational axis line, and the crane arm has been provided with
Weight portion, the erecting bed are provided with mounting portion, and the lifting portion and the mounting portion are located at the two of the rotational axis line
Side, wherein the self-loading-unloading device includes:
Connector, one end of the connector are connect with the crane arm, and the other end of the connector bypasses the peace
For being connect with clump weight behind dress portion, so that the clump weight is in institute when the crane arm is rotated relative to the erecting bed
It states under the action of connector close to or far from the mounting portion.
Optionally, the self-loading-unloading device further includes pulley, and the pulley is rotatablely connected with the mounting portion, described
Connector is connect after bypassing the pulley with the clump weight.
Optionally, the self-loading-unloading device further includes pulley mounting plate, and the pulley mounting plate is installed on the mounting portion,
The pulley is rotatablely connected with the pulley mounting plate.
Optionally, the self-loading-unloading device further includes abutment, and the abutment is connect with the pulley mounting plate, described
Abutment is for going along with sb. to guard him the connector so that the connector is limited in the pulley.
Optionally, the self-loading-unloading device further includes connection structure, and the connection structure is connected to the crane arm, described
One end of connector is connect with the connection structure.
Optionally, the connector includes connecting rope, the first connecting plate, the first pin shaft, the second connecting plate and the second pin shaft,
The both ends of the connecting rope are connect with first connecting plate and the second connecting plate respectively, and first connecting plate passes through described the
One pin shaft is connected and fixed with the connection structure, and second connecting plate is used to connect with the clump weight by second pin shaft
Connect fixation.
Optionally, the connection structure is provided with the first pin shaft hole, and first connecting plate is U-shaped, first connection
The middle part of plate is connect with the connecting rope, and two opposite free ends of first connecting plate are provided with the second pin shaft hole, institute
The first pin shaft is stated to be used for across first pin shaft hole and second pin shaft hole so that first connecting plate and the connection
Structure is relatively fixed；
Second connecting plate is U-shaped, and the middle part of second connecting plate is connect with the connecting rope, second connection
Two opposite free ends of plate are provided with third pin shaft hole, and second pin shaft is used for across the third pin shaft hole and described
4th pin shaft hole of clump weight is so that second connecting plate and the clump weight are relatively fixed.
Optionally, the self-loading-unloading device further includes the first bolt and the second bolt, and the mounting portion is provided with the first spiral shell
Keyhole and the second bolt hole, first bolt are used for across first bolt hole to contact with the clump weight, and described the
Two bolts are used for across second bolt hole to contact with the clump weight, the axis direction of first bolt and described the
The axis direction of two bolts is vertical.
Optionally, the self-loading-unloading device further includes third pin shaft, and the mounting portion is provided with the 5th pin shaft hole, and described
Three pin shafts are used for across the 6th pin shaft hole of the clump weight and the 5th pin shaft hole so that the clump weight and the installation
Portion is relatively fixed.
The embodiments of the present invention also provide a kind of jack machinisms, wherein including erecting bed, crane arm, driving device and
Above-mentioned self-loading-unloading device, the crane arm are rotatablely connected with the erecting bed, the driving device around rotational axis line
It is connect with the erecting bed and for driving the crane arm.
The embodiments of the present invention also provide a kind of cranes, wherein including above-mentioned self-loading-unloading device, or, above-mentioned
Jack machinism；
The crane further includes car body, and the erecting bed is connect with the car body.
The embodiments of the present invention also provide a kind of counterweight installation methods, wherein is realized using above-mentioned jack machinism, institute
The method of stating includes:
The crane arm is driven to rotate relative to the erecting bed, the connector pulls clump weight to be installed close to institute
State mounting portion；
The clump weight is determined in the setting position of the mounting portion and is fixedly connected with the mounting portion.
The embodiments of the present invention also provide a kind of counterweight method for dismounting, wherein is realized using above-mentioned jack machinism, institute
The method of stating includes:
Removal clump weight is fixedly connected with the mounting portion；
The crane arm is driven to rotate relative to the erecting bed, the connector pulls the clump weight far from the peace
Dress portion.
Compared with prior art, the beneficial effect of the embodiment of the present invention includes, for example:
One end of connector is connect with crane arm, and the other end of connector is connect with clump weight, in crane arm relative to peace
During filling platform rotation, connector can be pulled to act together, since connector and clump weight link together, realize power
Transmitting, pull clump weight realize height adjusting.Clump weight can be realized by the power device of jack machinism itself
Self installation and certainly disassembly, whole installation process is simple, and reliability is stronger.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram under the first working condition of crane provided in this embodiment；
Fig. 2 is the structural schematic diagram under second of working condition of crane provided in this embodiment；
Fig. 3 is the structural schematic diagram under the third working condition of crane provided in this embodiment；
Fig. 4 is the structural schematic diagram of jack machinism provided in this embodiment；
Fig. 5 is the structural schematic diagram of connection structure shown in Fig. 4；
Fig. 6 is the structural schematic diagram of connector shown in Fig. 4；
Fig. 7 is the structural schematic diagram under the first visual angle of erecting bed shown in Fig. 4；
Fig. 8 is the structural schematic diagram under the second visual angle of erecting bed shown in Fig. 4；
Fig. 9 is the structural schematic diagram of clump weight shown in Fig. 4；
Figure 10 is the structural schematic diagram of another crane provided in this embodiment.
Icon: 100- crane；10- jack machinism；11- connector；111- connecting rope；The first connecting plate of 112-；113-
Second connecting plate；The first pin shaft of 114-；12- pulley；13- pulley mounting plate；14- abutment；15- connection structure；151- first
Pin shaft hole；The first bolt of 16-；The second bolt of 17-；18- third pin shaft；20- erecting bed；21- mounting portion；The 5th pin shaft hole of 22-；
30- crane arm；31- lifting portion；The rotation section 32-；40- driving device；50- car body；60- clump weight；The 4th pin shaft hole of 61-；62-
6th pin shaft hole；70- auxiliary pulley.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that if occur term " center ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings,
Either the invention product using when the orientation or positional relationship usually put, be merely for convenience of the description present invention and simplification retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
In addition, being only used for distinguishing description if there is term " first ", " second ", " third " etc., and should not be understood as indicating
Or imply relative importance.
In addition, be not offered as requiring component abswolute level or pendency if there is term "horizontal", "vertical", " pendency " etc.,
But it can be slightly tilted.It is not to indicate the knot if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
Structure is had to fully horizontally, but can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, if there is term
" setting ", " installation ", " connected ", " connection " etc. shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachable
Connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, centre can also be passed through
Medium is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
It should be noted that in the absence of conflict, the feature in the embodiment of the present invention can be combined with each other.
Fig. 1-Fig. 9 is please referred to, a kind of crane 100 is present embodiments provided, it is corresponding, provide a kind of jack machinism
10, meanwhile, additionally provide a kind of self unloader.Crane 100 includes jack machinism 10 or self unloader；Lifting structure packet
Include self unloader.
In conjunction with Fig. 1-Fig. 3, which includes erecting bed 20, crane arm 30, driving device 40 and self-loading-unloading device,
Crane arm 30 is rotatablely connected with erecting bed 20 around rotational axis line, and driving device 40 connect with erecting bed 20 and for driving
Crane arm 30.
Crane 100 further includes car body 50, and erecting bed 20 is connect with car body 50.
Specifically, the erecting bed 20 is rotatablely connected with car body 50, turn in general, erecting bed 20 can also be called
Platform, which is crawler type walking mechanism, therefore the crane 100 can be understood as crawler crane, of course, other realities
It applies in example, car body 50 or rubber-tyred walking mechanism.
The both ends of crane arm 30 are respectively arranged with lifting portion 31 and rotation section 32, and rotation section 32 can be rotated around rotational axis line
Be connected to erecting bed 20, carrying is played the role of in lifting portion 31, in general, can by installing pulley blocks in lifting portion 31,
One end of drawstring is connect after bypassing pulley blocks with the hoisting equipment being mounted on erecting bed 20, and the other end installation of drawstring is fixed to draw
Hook, then under the driving of hoisting equipment, drag hook can be rotated with pull-up weight, crane arm 30 relative to erecting bed 20, and installation
During platform 20 is rotated relative to car body 50, weight can be transferred to predeterminated position.In general, referring to existing most of
Crawler crane, erecting bed 20 are that along the vertical direction, crane arm 30 is relative to peace relative to the axial line that car body 50 rotates
Filling the axial line that platform 20 rotates is in the horizontal direction.
It should be noted that the power resources that crane arm 30 is rotated relative to erecting bed 20 are in driving device 40, in general,
Driving device 40 selects oil cylinder, by telescopic action, crane arm 30 is driven to rotate relative to erecting bed 20.
Crane 100 is from Fig. 1 → Fig. 2 → Fig. 3 state transition process, the gradually rotation counterclockwise of crane arm 30, lifting
Portion 31 moves closer to ground, it is possible to understand that, the angle that crane arm 30 with respect to the horizontal plane lifts gradually becomes smaller.For example, in Fig. 1
The angle that crane arm 30 lifts is 68 °, and the angle that crane arm 30 lifts in Fig. 2 is 40 °, the angle that crane arm 30 lifts in Fig. 3
It is 10 °.
In general, needing to install clump weight 60 on erecting bed 20 and in general match when crane 100 works normally
Pouring weight 60 is mounted on the mounting portion 21 of erecting bed 20, which is located at the rear of erecting bed 20, and lifting portion 31 is located at peace
The whole stress balance of erecting bed 20 may be implemented in this way, improve the operation stability of crane 100 for the front for filling platform 20.
In the prior art, the mode of generally installation or removal clump weight 60 realizes counterweight using by other ancillary equipments
The installation and removal of block 60.In the present embodiment, the Self-loading-unloading effect of clump weight 60, such as Fig. 1-are realized by connecting rope 111
In Fig. 3, the middle part of one end of connecting rope 111 and crane arm 30, which is installed, to be fixed, the other end of connecting rope 111 around mounting portion 21 with
The installation of clump weight 60 is fixed.For crane 100 from Fig. 1 → Fig. 2 → Fig. 3 state transition process, lifting portion 31 gradually decreases height
Degree, connecting rope 111 pull 60 hoisting depth of clump weight, realize the self installation of clump weight 60；Crane 100 is from Fig. 3 → Fig. 2 → figure
In 1 state transition process, gradually hoisting depth, connecting rope 111 pull clump weight 60 to reduce height in lifting portion 31, realize counterweight
Block 60 is dismantled certainly.
Specifically, in conjunction with Fig. 4-Fig. 9, self-loading-unloading device provided in this embodiment is used for jack machinism 10, may be implemented to match
The self-loading and self-unloading functions of pouring weight 60.Jack machinism 10 includes erecting bed 20 and crane arm 30, and crane arm 30 can turn around rotational axis line
Dynamic is connected to erecting bed 20, and crane arm 30 is provided with lifting portion 31, and erecting bed 20 is provided with mounting portion 21, lifting portion 31 and peace
Dress portion 21 is located at the two sides of rotational axis line, wherein self-loading-unloading device includes:
One end of connector 11, connector 11 is connect with crane arm 30, and the other end of connector 11 is around after mounting portion 21
For being connect with clump weight 60, so that when crane arm 30 is rotated relative to erecting bed 20, work of the clump weight 60 in connector 11
Close to or far from mounting portion 21 under.
Connector 11 can be steel cable, steel chain etc., and one end is fixed on crane arm 30, and the other end bypasses mounting portion
It is connect after 21 with clump weight 60, in this way, clump weight 60 can be in the drawing of connector 11 when crane arm 30 is when lifting angle change
Close to or far from mounting portion 21 under dynamic.
Specifically, the connection of connector 11 and crane arm 30 can be and be bolted, it is also possible to connect by pin shaft
It connects, can also be and be affixed directly on crane arm 30 by welding.In general, can be connected in 21 aperture of mounting portion or sliding slot
11 through hole of part or sliding slot are connect with clump weight 60, and the structures such as pulley 12, roller bearing, connector can also be installed on mounting portion 21
11 can further decrease abrasion by structures such as pulley 12, roller bearings.The connection of connector 11 and clump weight 60 can pass through spiral shell
It tethers and connects, can also be connected by pin shaft etc..
In conjunction with Fig. 4, Fig. 7 and Fig. 8, in the present embodiment, self-loading-unloading device further includes pulley 12, and pulley 12 rotatably connects
In mounting portion 21, connector 11 is connect after bypassing pulley 12 with clump weight 60.
By installing pulley 12, abrasion can be reduced, the service life of connector 11 is improved.
In the present embodiment, self-loading-unloading device further includes pulley mounting plate 13, and pulley mounting plate 13 is installed on mounting portion 21, sliding
Wheel 12 is rotatablely connected with pulley mounting plate 13.
Pulley 12 is installed in pulley mounting plate 13 by pin shaft, and pulley mounting plate 13 is welded and fixed on mounting portion 21.
In the present embodiment, self-loading-unloading device further includes abutment 14, and abutment 14 is connect with pulley mounting plate 13, abutment
14 for going along with sb. to guard him connector 11 so that connector 11 is limited in pulley 12.
The presence of abutment 14 can limit connector 11, so that it is always positioned on pulley 12, avoid connecting
Part 11 falls off, to can reduce security risk to a certain extent.Abutment 14 is installed to pulley mounting plate 13 by bolt
On, it is easily installed and dismantles.
In conjunction with Fig. 4 and Fig. 5, in the present embodiment, self-loading-unloading device further includes connection structure 15, and connection structure 15 has been connected to
One end of weighing arm 30, connector 11 is connect with connection structure 15.
Connection structure 15 is U-shaped, and back-off is installed on crane arm 30, between rotation section 32 and lifting portion 31.Even
The installation fixed form of fitting 11 and connection structure 15 can be to be welded and fixed, and bolt, pin shaft etc. are fixed.
In conjunction with Fig. 4-Fig. 6, in the present embodiment, connector 11 includes connecting rope 111, the first connecting plate 112, the first pin shaft
114, the second connecting plate 113 and the second pin shaft, the both ends of connecting rope 111 respectively with the first connecting plate 112 and the second connecting plate 113
Connection, the first connecting plate 112 are connected and fixed by the first pin shaft 114 with connection structure 15, and the second connecting plate 113 passes through the second pin
Axis with clump weight 60 for being connected and fixed.
Specifically, one end of connecting rope 111 is fixed to connection knot by the first connecting plate 112 and the installation of the first pin shaft 114
On structure 15, the other end of connecting rope 111 is fixed on clump weight 60 by the second connecting plate 113 and the installation of the second pin shaft, connection
The middle part of rope 111 bypasses pulley 12.Connecting rope 111 is generally steel cable.
In conjunction with Fig. 4-Fig. 6 and Fig. 9, in the present embodiment, connection structure 15 is provided with the first pin shaft hole 151, the first connection
Plate 112 is U-shaped, and the middle part of the first connecting plate 112 is connect with connecting rope 111, and two opposite free ends of the first connecting plate 112 are equal
It is provided with the second pin shaft hole, the first pin shaft 114 is used for across the first pin shaft hole 151 and the second pin shaft hole so that the first connecting plate
112 is relatively fixed with connection structure 15；
Second connecting plate 113 is U-shaped, and the middle part of the second connecting plate 113 is connect with connecting rope 111,113 phase of the second connecting plate
Pair two free ends be provided with 18 hole of third pin shaft, the second pin shaft is used for the across 18 hole of third pin shaft and clump weight 60
Four pin shaft holes 61 are so that the second connecting plate 113 and clump weight 60 are relatively fixed.
It is realized by pin shaft and the installation of the first connecting plate 112 is fixed in connection structure 15, realized by pin shaft by second
The installation of connecting plate 113 is fixed on clump weight 60, can be convenient the installation and removal of components.
In conjunction in Fig. 5, two ends of connection structure 15 are provided with the first pin shaft hole 151, are convenient for and two connectors
11 cooperations, in conjunction in Fig. 4, the quantity of connector 11 is two, and the quantity of pulley 12 is two, is equivalent to two connectors in this way
11 connect with crane arm 30 and clump weight 60 simultaneously, during 60 Level Change of clump weight, the operation stability of clump weight 60
Relatively preferably.
In conjunction with Fig. 8, in the present embodiment, self-loading-unloading device further includes the first bolt 16 and the second bolt 17, and mounting portion 21 is set
It is equipped with 17 hole of 16 hole of the first bolt and the second bolt, the first bolt 16 is used for across 16 hole of the first bolt to connect with clump weight 60
Touching, the second bolt 17 are used for across 17 hole of the second bolt to contact with clump weight 60, the axis direction and second of the first bolt 16
The axis direction of bolt 17 is vertical.
First bolt 16 can be understood as Y-direction caging bolt, and the second bolt 17 can be understood as Z-direction caging bolt, when matching
When 60 limit of pouring weight is close to mounting portion 21, clump weight 60 can be limited by the first bolt 16 and the second bolt 17, be made
It is located at suitable position.
In conjunction with Fig. 4, Fig. 7 and Fig. 9, in the present embodiment, self-loading-unloading device further includes third pin shaft 18, and mounting portion 21 is provided with
5th pin shaft hole 22, third pin shaft 18 are used for across the 6th pin shaft hole 62 of clump weight 60 and the 5th pin shaft hole 22 so that clump weight
60 is relatively fixed with mounting portion 21.
When installing clump weight 60, when the positioning of clump weight 60 to suitable position, just the 5th pin shaft hole 22 and the 6th is sold
Axis hole 62 is corresponding, and third pin shaft 18 can be inserted at this time, can realize the relatively fixed of clump weight 60 and mounting portion 21.
In combination in Fig. 9, clump weight 60 is also similar to U-shaped structure, the 4th pin shaft hole 61 and the 6th pin shaft hole
62 are respectively positioned on the sunk area of clump weight 60, also, in order to preferably play pulling and fixed effect, the 4th pin to clump weight 60
The quantity of axis hole 61 and the 6th pin shaft hole 62 is two.
Among the above, the first pin shaft hole 151, the 4th pin shaft hole 61, the 5th pin shaft hole 22 and the 6th pin shaft hole 62 are arranged at
On the otic placode of counter structure.
According to a kind of crane 100 provided in this embodiment, the working principle of crane 100 is:
During clump weight 60 are installed:
As shown in Figure 1, crane arm 30 is raised to biggish angle, the second connecting plate 113 and the second pin shaft are installed solid
Determine onto clump weight 60；As shown in Fig. 2, the lifting angle of crane arm 30 is gradually decreased, connecting rope 111 pulls clump weight 60 to mention
Certain height is risen, as shown in figure 3, continuing to reduce the lifting angle of crane arm 30, so that clump weight 60 touches the first spiral shell
30 stopping of crane arm acts after bolt 16 and the second bolt 17, is at this time carried out clump weight 60 and mounting portion 21 by third pin shaft 18
It is fixed, realize the self installation of clump weight 60.
During dismantling clump weight 60:
As shown in figure 3, crane arm 30 is first raised to lesser angle, third pin shaft 18 is taken out, so that 60 phase of clump weight
Mounting portion 21 is detached from, as shown in Fig. 2, the lifting angle of crane arm 30 is gradually increased, as shown in figure 3, continuing to increase
The lifting angle of weighing arm 30 so that clump weight 60 lands, or is placed on other supporting bodies, takes out the second pin shaft, realizes counterweight
Dismantling certainly for clump weight 60 is completed in the disengaging of block 60 and the second connecting plate 113.
A kind of crane 100 provided in this embodiment has at least the following advantages:
The installation of the self-loading-unloading device does not influence the operation of other Conventional mechanisms on crane 100, may be implemented simultaneously
The self installation of clump weight 60 and certainly disassembly, generally the structure of crane 100 is simple, and safe and reliable to operation, actual job is light
Just efficiently, and manufacture, use etc. and is at low cost.
In conjunction with Figure 10, another crane 100 is shown in Figure 10, is existed with 100 difference of crane in Fig. 1-Fig. 3
In being provided with auxiliary pulley 70 on erecting bed 20, the auxiliary pulley 70 and pulley 12 are located at the two sides of rotation section 32, can be with
It is interpreted as the front that the auxiliary pulley 70 is located at erecting bed 20, connecting rope 111 is for successively bypassing auxiliary pulley 70 and pulley 12
Afterwards for being connect with clump weight 60.In this way when the lifting angle of crane arm 30 is gradually increased, the height of clump weight 60 is gradually mentioned
It rises, when the lifting angle of crane arm 30 is gradually reduced, the height of clump weight 60 is gradually decreased.
The present embodiment additionally provides a kind of counterweight installation method, is realized using above-mentioned jack machinism 10, and method includes:
Crane arm 30 is driven to rotate relative to erecting bed 20, connector 11 pulls clump weight 60 to be installed close to mounting portion
21；
Clump weight 60 is determined in the setting position of mounting portion 21 and is fixedly connected with mounting portion 21.
The present embodiment additionally provides a kind of counterweight method for dismounting, is realized using above-mentioned jack machinism 10, and method includes:
Removal clump weight 60 is fixedly connected with mounting portion 21；
Crane arm 30 is driven to rotate relative to erecting bed 20, connector 11 pulls clump weight 60 far from mounting portion 21.
In conclusion one end of connector is connect with crane arm, connector the present invention provides a kind of self-loading-unloading device
The other end is connect with clump weight, during crane arm is rotated relative to erecting bed, connector can be pulled to act together, by
It links together in connector and clump weight, realizes the transmitting of power, clump weight is pulled to realize the adjusting of height.Pass through crane
The power device of structure itself can realize the self installation of clump weight and dismantle certainly that whole installation process is simple, and reliability is stronger.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (13)
1. a kind of self-loading-unloading device, be used for jack machinism, the jack machinism includes erecting bed and crane arm, the crane arm around
Rotational axis line is rotatablely connected with the erecting bed, and the crane arm is provided with lifting portion, and the erecting bed is provided with peace
Dress portion, the lifting portion and the mounting portion are located at the two sides of the rotational axis line, which is characterized in that the Self-loading-unloading
Device includes:
Connector, one end of the connector are connect with the crane arm, and the other end of the connector bypasses the mounting portion
Afterwards for being connect with clump weight, so that the clump weight is in the company when the crane arm is rotated relative to the erecting bed
Close to or far from the mounting portion under the action of fitting.
2. self-loading-unloading device according to claim 1, which is characterized in that the self-loading-unloading device further includes pulley, described
Pulley is rotatablely connected with the mounting portion, and the connector is connect after bypassing the pulley with the clump weight.
3. self-loading-unloading device according to claim 2, which is characterized in that the self-loading-unloading device further includes pulley installation
Plate, the pulley mounting plate are installed on the mounting portion, and the pulley is rotatablely connected with the pulley mounting plate.
4. self-loading-unloading device according to claim 3, which is characterized in that the self-loading-unloading device further includes abutment, institute
It states abutment to connect with the pulley mounting plate, the abutment is for going along with sb. to guard him the connector so that the connector
It is limited on the pulley.
5. self-loading-unloading device according to claim 1-4, which is characterized in that the self-loading-unloading device further includes connecting
Binding structure, the connection structure are connected to the crane arm, and one end of the connector is connect with the connection structure.
6. self-loading-unloading device according to claim 5, which is characterized in that the connector includes connecting rope, the first connection
Plate, the first pin shaft, the second connecting plate and the second pin shaft, the both ends of the connecting rope connect with first connecting plate and second respectively
Fishplate bar connection, first connecting plate are connected and fixed by first pin shaft with the connection structure, second connecting plate
It is used to be connected and fixed with the clump weight by second pin shaft.
7. self-loading-unloading device according to claim 6, which is characterized in that the connection structure is provided with the first pin shaft hole,
First connecting plate is U-shaped, and the middle part of first connecting plate is connect with the connecting rope, and first connecting plate is opposite
Two free ends are provided with the second pin shaft hole, and first pin shaft is used for across first pin shaft hole and second pin shaft
Hole is so that first connecting plate and the connection structure are relatively fixed；
Second connecting plate is U-shaped, and the middle part of second connecting plate is connect with the connecting rope, the second connecting plate phase
Pair two free ends be provided with third pin shaft hole, second pin shaft is used for across the third pin shaft hole and the counterweight
4th pin shaft hole of block is so that second connecting plate and the clump weight are relatively fixed.
8. self-loading-unloading device according to claim 1-4, which is characterized in that the self-loading-unloading device further includes
One bolt and the second bolt, the mounting portion are provided with the first bolt hole and the second bolt hole, first bolt be used for across
To contact with the clump weight, second bolt is used for across second bolt hole to match with described first bolt hole
Pouring weight contact, the axis direction of first bolt are vertical with the axis direction of second bolt.
9. self-loading-unloading device according to claim 1-4, which is characterized in that the self-loading-unloading device further includes
Three pin shafts, the mounting portion are provided with the 5th pin shaft hole, and the third pin shaft is used for the 6th pin shaft hole across the clump weight
With the 5th pin shaft hole so that the clump weight and the mounting portion are relatively fixed.
10. a kind of jack machinism, which is characterized in that including any one of erecting bed, crane arm, driving device and claim 1-9
The self-loading-unloading device, the crane arm are rotatablely connected with the erecting bed, the driving device around rotational axis line
It is connect with the erecting bed and for driving the crane arm.
11. a kind of crane, which is characterized in that including the described in any item self-loading-unloading devices of claim 1-9, or, right is wanted
Jack machinism described in asking 10；
The crane further includes car body, and the erecting bed is connect with the car body.
12. a kind of counterweight installation method, which is characterized in that realized using jack machinism described in any one of claim 10, the method
Include:
The crane arm is driven to rotate relative to the erecting bed, the connector pulls clump weight to be installed close to the peace
Dress portion；
The clump weight is determined in the setting position of the mounting portion and is fixedly connected with the mounting portion.
13. a kind of counterweight method for dismounting, which is characterized in that realized using jack machinism described in any one of claim 10, the method
Include:
Removal clump weight is fixedly connected with the mounting portion；
The crane arm is driven to rotate relative to the erecting bed, the connector pulls the clump weight far from the installation
Portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811550911.6A CN109335972A (en) | 2018-12-18 | 2018-12-18 | Self-loading-unloading device, jack machinism, crane, with re-mounting and method for dismounting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811550911.6A CN109335972A (en) | 2018-12-18 | 2018-12-18 | Self-loading-unloading device, jack machinism, crane, with re-mounting and method for dismounting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109335972A true CN109335972A (en) | 2019-02-15 |
Family
ID=65297525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811550911.6A Pending CN109335972A (en) | 2018-12-18 | 2018-12-18 | Self-loading-unloading device, jack machinism, crane, with re-mounting and method for dismounting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109335972A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113353824A (en) * | 2021-06-29 | 2021-09-07 | 国能(天津)港务有限责任公司 | Reclaimer and counterweight frame loading and unloading method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2134530A1 (en) * | 1970-07-17 | 1972-01-20 | Dravo Corp Pittsburgh, Pa (V St A) | Bucket wheel conveyor |
| JPH10330084A (en) * | 1997-06-02 | 1998-12-15 | Hitachi Constr Mach Co Ltd | Counter weight attaching/detaching device of crane |
| CN1740080A (en) * | 2004-08-25 | 2006-03-01 | 神钢起重机株式会社 | Counterweight attaching and detaching apparatus for crane |
| CN103318774A (en) * | 2013-06-04 | 2013-09-25 | 三一汽车起重机械有限公司 | Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister |
| CN203820335U (en) * | 2014-04-22 | 2014-09-10 | 浙江三一装备有限公司 | Counter weight self-loading and unloading device and crane |
| CN204297991U (en) * | 2014-12-09 | 2015-04-29 | 湖南厚德重工机械有限公司 | A kind of engineering machinery counter weight Self-loading-unloading mechanism |
-
2018
- 2018-12-18 CN CN201811550911.6A patent/CN109335972A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2134530A1 (en) * | 1970-07-17 | 1972-01-20 | Dravo Corp Pittsburgh, Pa (V St A) | Bucket wheel conveyor |
| JPH10330084A (en) * | 1997-06-02 | 1998-12-15 | Hitachi Constr Mach Co Ltd | Counter weight attaching/detaching device of crane |
| CN1740080A (en) * | 2004-08-25 | 2006-03-01 | 神钢起重机株式会社 | Counterweight attaching and detaching apparatus for crane |
| CN103318774A (en) * | 2013-06-04 | 2013-09-25 | 三一汽车起重机械有限公司 | Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister |
| CN203820335U (en) * | 2014-04-22 | 2014-09-10 | 浙江三一装备有限公司 | Counter weight self-loading and unloading device and crane |
| CN204297991U (en) * | 2014-12-09 | 2015-04-29 | 湖南厚德重工机械有限公司 | A kind of engineering machinery counter weight Self-loading-unloading mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113353824A (en) * | 2021-06-29 | 2021-09-07 | 国能(天津)港务有限责任公司 | Reclaimer and counterweight frame loading and unloading method thereof |
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