CN106219430A - Suspension hook erecting device, hook gear and crane gear - Google Patents

Suspension hook erecting device, hook gear and crane gear Download PDF

Info

Publication number
CN106219430A
CN106219430A CN201610824232.8A CN201610824232A CN106219430A CN 106219430 A CN106219430 A CN 106219430A CN 201610824232 A CN201610824232 A CN 201610824232A CN 106219430 A CN106219430 A CN 106219430A
Authority
CN
China
Prior art keywords
pulley
auxiliary
suspension hook
assembly
attachment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610824232.8A
Other languages
Chinese (zh)
Inventor
王亚生
李云青
章琢
孟进军
周玉龙
潘丹丹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Construction Machinery Branch of XCMG
Original Assignee
Construction Machinery Branch of XCMG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Construction Machinery Branch of XCMG filed Critical Construction Machinery Branch of XCMG
Priority to CN201610824232.8A priority Critical patent/CN106219430A/en
Publication of CN106219430A publication Critical patent/CN106219430A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-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
    • B66C1/10Load-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
    • B66C1/22Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/34Crane hooks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00Portable or mobile lifting or hauling appliances
    • B66D3/04Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
    • B66D3/06Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
    • B66D3/08Arrangements of sheaves

Abstract

The present invention relates to technical field of crane equipment, particularly to a kind of suspension hook erecting device, hook gear and crane gear.The suspension hook erecting device of the present invention, including pulley combined structure and attachment structure, pulley combined structure is connected to the upper end of attachment structure, the lower end of attachment structure is then for being connected with the suspension hook of crane gear, and, pulley combined structure includes that pulley assembly, pulley assembly include that the first pulley element, the first pulley element include at least two pulley being arranged in order along above-below direction.Owing at least two pulley in the first pulley element is arranged in order along above-below direction, therefore, can effectively reduce the space shared by pulley arrangements, reduce suspension hook erecting device and the width of hook gear, improve the convenient transportation of crane gear and the force-bearing situation of crane arm, be conducive to improving the lifting capacity of crane gear.

Description

Suspension hook erecting device, hook gear and crane gear
Technical field
The present invention relates to technical field of crane equipment, reset particularly to a kind of suspension hook erecting device, hook gear and rising Standby.
Background technology
In crane gear, the hook gear being connected with weight for realizing steel wire rope is the crucial suspender that hoists, wherein, The suspension hook of hook gear is used for hook weight, and the pulley of hook gear is then for being connected with the steel wire rope of hoisting mechanism offer.
In prior art, each pulley of hook gear is arranged in parallel successively along horizontal direction, namely each pulley edge Horizontal direction is that yi word pattern is arranged.Fig. 1 shows the structural representation of the existing hook gear including 8 pulleys.Such as Fig. 1 institute Showing, this existing hook gear, including 4 pulley elements 1 ', each pulley element 1 ' includes 2 pulleys 11 ', wherein, 4 cunnings Wheel unit 1 ' is arranged in parallel along horizontal direction, and two pulleys 11 ' in each pulley element 1 ' are also along horizontal direction also Connection is arranged, namely 8 pulleys 11 ' in this hook gear are arranged in yi word pattern in the horizontal direction.
As shown in Figure 1, the pulley arrangements mode of this yi word pattern, there is the bigger problem that takes up room, suspension hook can be caused The wider width of device, the size of crane boom head is relatively big, not only affects the convenient transportation of crane gear, also results in crane arm Force-bearing situation poor, affect the service behaviour of crane gear.
Especially, along with international energy and the fast development of chemical engineering construction field, crane gear is day by day towards large Development, in crane gear, the quantity of lifting mechanism is on the increase, and wirerope diameter constantly increases, correspondingly, sliding in hook gear The number of wheel unit is on the increase, and in pulley element, the size of each pulley the most constantly increases, in this case, and an existing word The defect of the pulley arrangements mode of type becomes apparent from, it is difficult to adapt to the demand of ultra-large type crane gear.
Summary of the invention
One to be solved by this invention technical problem is that: existing hook gear, and its each pulley is along horizontal direction It is arranged in parallel successively, takes up room bigger.
In order to solve above-mentioned technical problem, the invention provides a kind of suspension hook erecting device, hook gear and crane gear.
According to the first aspect of the invention, the invention provides a kind of suspension hook erecting device.This suspension hook erecting device includes Pulley combined structure and attachment structure, pulley combined structure is connected to the upper end of attachment structure, and the lower end of attachment structure is then used for Being connected with the suspension hook of crane gear, wherein, pulley combined structure includes that pulley assembly, pulley assembly include the first pulley element, First pulley element includes at least two pulley being arranged in order along above-below direction.
Alternatively, the first pulley element includes pulley yoke, and pulley yoke is disposed with at least two along above-below direction Pulley support portion, at least two pulley support portion and at least two pulley one_to_one corresponding, each pulley support is in corresponding pulley On supporting part.
Alternatively, pulley assembly also includes that auxiliary connecting structure, the first pulley element are connected to by auxiliary connecting structure The upper end of attachment structure;Auxiliary connecting structure includes that auxiliary connects body, the first auxiliary connecting portion and the second auxiliary connecting portion, the One auxiliary connecting portion and the second auxiliary connecting portion are arranged at auxiliary and connect the both sides up and down of body, the first auxiliary connecting portion and first Pulley element connects, and the second auxiliary connecting portion is connected with the upper end of attachment structure.
Alternatively, auxiliary connection body is additionally provided with and assists with first the connecting portion the 3rd auxiliary in the same side to be connected Portion, the first auxiliary connecting portion and the 3rd auxiliary connecting portion are respectively used to be connected with each self-corresponding first pulley element, the The horizontal range of three auxiliary connecting portions to the second auxiliary connecting portion and the first auxiliary connecting portion are to the second level assisting connecting portion Apart from roughly equal;And/or, pulley assembly also includes the second pulley element, the number and first of the second pulley element middle pulley The number of pulley element middle pulley is different;It is additionally provided with on auxiliary connection body with the first auxiliary connecting portion in the 4th of the same side Auxiliary connecting portion, the 4th auxiliary connecting portion is for being connected with the second pulley element, and the 4th auxiliary connecting portion connects to the second auxiliary The horizontal range in portion is unequal with the horizontal range of the first auxiliary connecting portion to the second auxiliary connecting portion and makes the first auxiliary even Connect portion and the 4th auxiliary connecting portion equal relative to the moment suffered by the second auxiliary connecting portion.
Alternatively, the number of the second pulley element middle pulley of pulley assembly is the one of the first pulley element middle pulley number Half, the horizontal range of the 4th auxiliary connecting portion on auxiliary connector to the second auxiliary connecting portion is the first auxiliary connecting portion to the The substantially twice of the horizontal range of two auxiliary connecting portions.
Alternatively, attachment structure includes attachment structure body and is respectively arranged at hanging of attachment structure body lower end and upper end Hook connecting portion and pulley connecting portion, wherein, suspension hook connecting portion is for being connected with suspension hook;Pulley connecting portion is for pulley assembly even Connect, and pulley connecting portion includes: the first pulley connecting portion, with suspension hook connecting portion the most just to setting;And/or, at least one pair of is years old Two pulley connecting portions, wherein two the second pulley connecting portions in every pair of second pulley connecting portion set about suspension hook connecting portion symmetry Put.
Alternatively, pulley connecting portion includes the first pulley connecting portion and at least one pair of second pulley connecting portion, the first pulley Connecting portion and each the second pulley connecting portion are respectively used to be connected with each self-corresponding pulley assembly.
Alternatively, pulley combined structure only includes a pulley assembly, and pulley assembly is connected to the first pulley connecting portion;Or Person, pulley combined structure includes even number pulley assembly, and in even number pulley assembly, each two pulley assembly is connected to a pair On two the second pulley connecting portions in two pulley connecting portions;Or, pulley combined structure includes the odd number more than or equal to 3 Pulley assembly, a pulley assembly in odd number pulley assembly is connected on the first pulley connecting portion, and odd number assembly pulley Two the second pulleys during each two pulley assembly is connected to a pair second pulley connecting portions in remaining pulley assembly in part are even Connect in portion.
Alternatively, on direction from top to bottom, the diameter of at least two pulley of the first pulley element tapers into.
According to the second aspect of the invention, present invention also offers a kind of hook gear.This hook gear include suspension hook and The suspension hook erecting device of the present invention.
According to the second aspect of the invention, present invention also offers a kind of crane gear.This crane gear includes the present invention Hook gear.
The suspension hook erecting device of the present invention, including at least two pulley in the first pulley element, and the first pulley element It is arranged in order along above-below direction, thus be arranged in order the most in the horizontal direction relative to the pulley in each pulley element existing Situation, can effectively reduce the space shared by pulley arrangements, reduces suspension hook erecting device and the width of hook gear, improves The convenient transportation of heavy equipment and the force-bearing situation of crane arm, be conducive to improving the lifting capacity of crane gear.
By referring to the drawings the exemplary embodiment of the present invention being described in detail, the further feature of the present invention and Its advantage will be made apparent from.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used To obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 illustrates the front view of suspension hook erecting device in prior art.
Fig. 2 illustrates the front view of the suspension hook erecting device of first embodiment of the invention.
Fig. 3 a illustrates the front view of the first pulley element in Fig. 2.
Fig. 3 b illustrates the A-A profile of Fig. 3 a.
Fig. 4 illustrates the front view of the suspension hook erecting device of second embodiment of the invention.
Fig. 5 illustrates the front view of the suspension hook erecting device of third embodiment of the invention.
Fig. 6 illustrates the front view of the suspension hook erecting device of fourth embodiment of the invention.
In figure:
1 ', pulley element;11 ', pulley;
1, pulley assembly;11, the first pulley element;111, pulley yoke;112, pulley;12, auxiliary connecting structure;13, Two pulley elements;2, attachment structure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Below Description only actually at least one exemplary embodiment is illustrative, and never conduct to the present invention and application thereof or makes Any restriction.Based on the embodiment in the present invention, those of ordinary skill in the art are not carrying out creative work premise Lower obtained every other embodiment, broadly falls into the scope of protection of the invention.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable In the case of when, described technology, method and apparatus should be considered to authorize a part for description.
In describing the invention, it is to be understood that use the word such as " first ", " second " to limit parts, only Being for only for ease of and distinguish corresponding parts, as not having Stated otherwise, above-mentioned word does not has particular meaning, the most not It is understood that as limiting the scope of the invention.
In describing the invention, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " horizontal, vertical, Vertically, level " and orientation time the indicated orientation such as " top, the end " or position relationship are all normally to use with hook gear or position Put relation.
Fig. 2-6 respectively illustrates four embodiments of suspension hook erecting device of the present invention.With reference to Fig. 2-6, invention is provided Suspension hook erecting device, including pulley combined structure and attachment structure 2, pulley combined structure is connected to the upper end of attachment structure 2, even The lower end of access node structure 2 is used for being connected with the suspension hook of crane gear, and, pulley combined structure includes pulley assembly 1, pulley assembly 1 includes that the first pulley element 11, the first pulley element 11 include at least two pulley 112 being arranged in order along above-below direction.
The suspension hook erecting device of the present invention, including at least two in the first pulley element 11, and the first pulley element 11 Pulley 112 is arranged in order along above-below direction, thus relative to the pulley of each pulley element in prior art all along level side To situation about being arranged in order, the space shared by pulley arrangements be can effectively reduce, suspension hook erecting device and hook gear reduced Width, improve the convenient transportation of crane gear and the force-bearing situation of crane arm, be conducive to improve crane gear the energy that hoists Power.
Further, in order to reduce the interfering, at this of steel wire rope on each pulley 112 being wound in longitudinal arrangement In bright, at least two pulley 112 of the first pulley element 11 could be arranged to diameter and tapers into along direction from top to bottom, Namely in two pulleys 112 of the arbitrary neighborhood of longitudinal arrangement, the diameter of pulley 112 above is less than being positioned at lower section The diameter of pulley 112, based on this, the steel wire rope being wound on each pulley 12 of longitudinal arrangement is the most non-interference, it is possible to enter one Step ensures the smooth folding and unfolding of steel wire rope, and the hoisting process making crane gear is more smooth and easy.
In the present invention, attachment structure 2 can include attachment structure body and be respectively arranged at attachment structure body lower end With suspension hook connecting portion and the pulley connecting portion of upper end, wherein, suspension hook connecting portion is for being connected with suspension hook;Pulley connecting portion for Pulley assembly 1 connects, and pulley connecting portion includes: the first pulley connecting portion, with suspension hook connecting portion the most just to setting;And/or, At least one pair of second pulley connecting portion, wherein two the second pulley connecting portions in every pair of second pulley connecting portion are about suspension hook even The portion of connecing is symmetrical arranged.The most preferably, pulley connecting portion includes the first pulley connecting portion and at least one pair of second pulley connecting portion, First pulley connecting portion and each the second pulley connecting portion are respectively used to be connected with each self-corresponding pulley assembly 1.Based on This, can realize more pulley combination by the link position of the number of change pulley assembly 1 and each pulley assembly 1 Variation, makes the suspension hook erecting device of the present invention disclosure satisfy that the more duty requirements of crane gear.
Fig. 2-Fig. 3 b shows the first embodiment of the present invention.As shown in Fig. 2-Fig. 3 b, in this embodiment, suspension hook is installed Device includes pulley combined structure and attachment structure 2, and wherein, pulley combined structure includes two pulley assemblies 1, two assembly pulleys Part 1 is all connected to the upper end of attachment structure 2, and the lower end of attachment structure 2 is then for being connected with suspension hook (not shown).
As in figure 2 it is shown, in this embodiment, attachment structure 2 includes attachment structure body, suspension hook connecting portion, the first pulley Connecting portion and a pair second pulley connecting portions (namely two second pulley connecting portions), wherein, suspension hook connecting portion is arranged at connection The lower end of structural body, the first pulley connecting portion and two the second pulley connecting portions may be contained within the upper end of attachment structure body. And, as shown in Figure 2, the first pulley connecting portion is arranged at the surface of suspension hook connecting portion, namely the first pulley connecting portion with hang Hook connecting portion is the most just to setting;Two the second pulley connecting portions are then arranged substantially symmetrically about suspension hook connecting portion, namely two Horizontal range between second pulley connecting portion and suspension hook connecting portion is roughly equal.
As in figure 2 it is shown, in this embodiment, the structure of two pulley assemblies 1 is identical, and two pulley assemblies 1 connect respectively It is connected on two the second pulley connecting portions.Due to the horizontal range phase between two the second pulley connecting portions and suspension hook connecting portion Deng, on two pulley assemblies 1 the arm of force to suspension hook connecting portion loaded equal, and the structure of two pulley assemblies 1 is identical, two Individual pulley assembly 1 stress when hoisting heavy is equal, and therefore, the moment that two pulley assemblies 1 are applied is equal in magnitude, direction phase Instead, so, whole suspension hook erecting device can reach stress balance state, can effectively prevent to tilt or phenomenon of toppling, Ensure working security.
Owing to the structure of two pulley assemblies 1 is identical, therefore, in order to describe simplicity, only the most right as a example by one of them The structure of pulley assembly 1 illustrates.
As in figure 2 it is shown, pulley assembly 1 includes two the first pulley elements 11 and an auxiliary connecting structure 12, wherein, auxiliary Attachment structure 12 is helped to be connected between two the first pulley elements 11 and the second pulley connecting portion of attachment structure 12 so that two First pulley element 11 is connected to the upper end of attachment structure 2 by this auxiliary connecting structure 12.By arranging auxiliary connecting structure 12 so that each pulley element without being directly connected in attachment structure 2, such that it is able to by change auxiliary connecting structure 12 with Interconnected relationship between attachment structure 2, conveniently realizes different pulley combination modes, changes the lift heavy energy of hook gear Power, meets different duty requirements.
As shown in Figure 2, in this embodiment, auxiliary connecting structure 12 include auxiliary connect body, first auxiliary connecting portion, Second auxiliary connecting portion, the 3rd auxiliary connecting portion and the 4th auxiliary connecting portion.Wherein, the second auxiliary connecting portion is arranged at auxiliary even Connect the lower end of body, for being connected with the second pulley connecting portion;First auxiliary connecting portion, the 3rd auxiliary connecting portion and the 4th auxiliary Connecting portion may be contained within auxiliary and connects the upper end of body, for being connected with each pulley element of same pulley assembly 1.
And, as in figure 2 it is shown, in this embodiment, the first auxiliary connecting portion and the 3rd auxiliary connecting portion are auxiliary about second Help connecting portion arranged substantially symmetrically, namely the horizontal range of the first auxiliary connecting portion to the second auxiliary connecting portion is with the 3rd auxiliary even Meet portion roughly equal to the horizontal range of the second auxiliary connecting portion, be so easy to by the first auxiliary connecting portion and the 3rd auxiliary Structure identical pulley element is set on connecting portion to realize the balance of pulley assembly 1;It addition, the 4th auxiliary connecting portion and first Auxiliary connecting portion is about the second auxiliary asymmetric setting of connecting portion, namely the 4th auxiliary connecting portion is to the water of the second auxiliary connecting portion Flat distance and the first auxiliary connecting portion are unequal to the horizontal range of the second auxiliary connecting portion, so arrange and are advantageous in that, can To realize the balance between the pulley element of structure different (such as there is different pulley number), for example, it is possible to by the 4th auxiliary Connecting portion to second auxiliary connecting portion horizontal range be set to the first auxiliary connecting portion to second auxiliary connecting portion level away from From substantially twice, it is achieved pulley number is the balance of two pulley elements of half relation, and this point is by shown in Fig. 4 Two embodiments are explained further.
Visible, by arranging the 3rd auxiliary connecting portion on auxiliary connecting structure 12, it is possible to achieve have even number pulley The balance of the pulley assembly 1 of unit, and by arranging the 4th auxiliary connecting portion on auxiliary connecting structure 12, it is also possible to realize tool There is the balance of the pulley assembly 1 of uneven number pulley element, that is, connect by arranging the 3rd auxiliary connecting portion and the 4th auxiliary Portion so that the suspension hook erecting device of this embodiment can meet more duty requirements to realize more pulley combination mode.Should Embodiment only illustrates one of which pulley combination mode.
As in figure 2 it is shown, the structure of the two of this embodiment the first pulley elements 11 is identical, each pulley element 11 all includes One pulley yoke 111 and two pulleys 112, and two pulleys 112 are arranged in order along above-below direction and are arranged in pulley yoke 111 On.Specifically, as shown in Figure 3 a and Figure 3 b shows, the pulley yoke 111 of this embodiment is different from existing pulley yoke, along up and down on it Direction is disposed with and two pulleys 112, two pulley support portions one to one, and each pulley 112 is supported in the cunning of correspondence On wheel supporting part.Visible, the pulley in the pulley element of this embodiment no longer uses existing horizontal yi word pattern arrangement, and Being to use to be longitudinally arranged mode, based on this, 8 pulleys 112 in this embodiment the most only need to take 4 pulleys The space of 112, needs to take 8 pulley spaces compared to 8 pulleys using existing transversal arrangement in the direction of the width Situation (as shown in Figure 1), this embodiment can effectively reduce the width dimensions of whole suspension hook erecting device, fortune of being not only more convenient for Defeated, and the size of crane boom head can be reduced, improving the stress of crane arm, this also makes this suspension hook erecting device more Adapt to the large-scale and growth requirement of ultra-large type crane gear.
As it was previously stated, in this embodiment, two pulley assemblies 1 are symmetrically disposed in attachment structure 2, therefore, for Attachment structure 2 both sides stress equalization and not run-off the straight, each pulley assembly 1 self need to keep balance.And due to this enforcement The structure of two the first pulley elements 1 in each pulley assembly 1 of example is the most identical, the stress phase of two the first pulley elements 1 Deng, therefore, in theory, so that self stress balance of pulley assembly 1, the arm of force phase of two the first pulley elements 1 only need to be made Deng.But in view of pulley yoke 111 and the existence of the factor such as the size of auxiliary connecting structure 12 and weight, two first cunnings The arm of force of wheel unit 1 could be arranged to roughly equal, is as the criterion, later so that the moment of two the first pulley elements 1 is equal Description to the other three embodiment " substantially " is all referred to this embodiment understand.
Based on above-mentioned mentality of designing, as in figure 2 it is shown, in this embodiment, two the first pulley elements 1 are connected to auxiliary Help on the first auxiliary connecting portion and the 3rd auxiliary connecting portion of attachment structure 12.Due to the first auxiliary connecting portion and the 3rd auxiliary even Meet portion arranged substantially symmetrically about the second auxiliary connecting portion, and the structure of two the first pulley elements 1 is identical namely auxiliary with second Helping connecting portion is fulcrum, and the arm of force of the first auxiliary connecting portion and the 3rd auxiliary connecting portion is roughly equal, and two the first pulley lists The stress of unit 1 is equal, and therefore, the moment that two the first pulley elements 1 are applied is equal, and each pulley assembly 1 all can keep Stress balance.So, this embodiment can effectively prevent suspension hook erecting device run-off the straight, in order to avoid causing suspension hook to damage or weight The security incident such as come off.
And, from Fig. 3 a and Fig. 3 b, in this embodiment, the diameter of two pulleys 112 of the first pulley element 11 Difference, the diameter of pulley 112 above is less than the diameter of the pulley 112 being positioned at lower section, namely two be longitudinally sequentially arranged In individual pulley 112, above one is truckle, and one that is positioned at lower section is big pulley.Due to be longitudinally arranged each The diameter of pulley 112 diminishes the most successively, therefore, in the direction of the width, is always wound in the steel wire rope on relatively truckle It is positioned at the inner side of the steel wire rope being wound on bigger pulley so that corresponding steel wire rope can be non-interference, it is ensured that steel wire rope energy Enough more successfully carry out folding and unfolding, improve the smoothness of heavy equipment hoisting process.
As it was previously stated, attachment structure 2 based on first embodiment and auxiliary connecting structure 12, the present invention can realize multiple Pulley combination mode, first embodiment only illustrates one of which, therefore, next further illustrates therein as a example by Fig. 4-6 Other three kinds of pulley combination modes.
Fig. 4 illustrates the second embodiment of the present invention, and it illustrates the second pulley combination mode.As shown in Figure 4, this second reality The attachment structure 2 executing example is still essentially identical with the first embodiment shown in Fig. 2 with auxiliary connecting structure 12, and wherein the 4th auxiliary is even Connecing portion to the horizontal range of the second auxiliary connecting portion is the first auxiliary connecting portion to horizontal range big of the second auxiliary connecting portion About twice.And the difference of this embodiment and aforementioned first embodiment essentially consists in, on the one hand, pulley assembly 1 middle pulley list The structure of unit is different, and as shown in Figure 4, the pulley assembly 1 of this embodiment no longer includes the first pulley element that two structures are identical 11, but include first pulley element 11 and second pulley element 13, wherein, the first pulley element 11 is still with first Embodiment is identical, including two pulleys 112 being longitudinally arranged in order, and the number of the second pulley element 13 middle pulley 112 and the The number of one pulley element 11 middle pulley 112 is different, and it only includes a pulley 112;On the other hand, pulley assembly 1 middle pulley Unit to arrange position different, as shown in Figure 4, in this second embodiment, the first pulley element 11 is connected to the first auxiliary even Meet portion, and the second pulley element 12 is connected to the 4th auxiliary connecting portion.
Owing to the horizontal range of the 4th auxiliary connecting portion to the second auxiliary connecting portion is that the first auxiliary connecting portion is auxiliary to second Help the substantially twice of the horizontal range of connecting portion, and the number of the second pulley element 13 middle pulley 112 is the first pulley element 11 The half of middle pulley number, therefore, the moment of the first pulley element 11 and the second pulley element 13 is the most equal such that it is able to make Suspension hook erecting device stress balance, can effectively prevent to tilt or topple.
Realize flat it should be noted that this second embodiment illustrate only unequal two pulley elements of pulley number A kind of mode of weighing apparatus, it practice, the number of the pulley in two pulley elements is not limited to into half relation, correspondingly, the The horizontal range of four auxiliary connecting portions to the second auxiliary connecting portion is also not limited to the first auxiliary connecting portion to the second auxiliary The substantially twice of the horizontal range of connecting portion, as long as the 4th auxiliary connecting portion is to the horizontal range and first of the second auxiliary connecting portion Auxiliary connecting portion is to the number of ratio and corresponding two pulley element middle pulleys of the horizontal range of the second auxiliary connecting portion Ratio is substantially inversely proportional to, and can make to the second unequal 4th auxiliary connecting portion of auxiliary connecting portion horizontal range and the first auxiliary Connecting portion is equal relative to the moment of the second auxiliary connecting portion, and then is capable of pulley assembly 1 and whole suspension hook erecting device Stress balance.
Fig. 5 shows the third embodiment of the present invention, there is shown the third pulley combination mode.As shown in Figure 5, at this In embodiment, pulley combined structure only includes a pulley assembly 1 in aforementioned first embodiment, and in order to realize balance, should Pulley assembly 1 is connected to the first pulley connecting portion of attachment structure 2.Due to the first pulley connecting portion with suspension hook connecting portion the most just To setting, therefore, being arranged at by pulley assembly 1 at this first pulley connecting portion, it is 0 relative to the moment of suspension hook connecting portion, Can balance due to pulley assembly 1 self again, so, the suspension hook erecting device of this embodiment also is able to reach stress balance shape State.
Fig. 6 shows the fourth embodiment of the present invention, there is shown the 4th middle pulley compound mode.It will be appreciated from fig. 6 that this Four embodiments are with the difference of aforementioned third embodiment, only include first pulley element 1 in pulley assembly 1, and This first pulley element 1 is connected at the first auxiliary connecting portion, in this condition, after suspension hook erecting device leaves ground, Due to action of gravity, auxiliary connects this cognitions and rotates around the second auxiliary connecting portion, until first assists connecting portion and the Two auxiliary connecting portions reach the most just to position, make suspension hook erecting device reach stress balance.
Aforementioned four embodiment shows four kinds of pulley combination modes of suspension hook erecting device based on the present invention, wherein, From the point of view of the number of pulley assembly, the first two embodiment all includes two pulley assemblies 1, and the third and fourth embodiment then only includes One pulley assembly 1, it is seen then that the present invention can realize the switching of different operating mode by the number changing pulley assembly 1;From cunning From the point of view of the number of wheel unit, the number of first three embodiment middle pulley unit is two or more, belongs to many pulley elements Operating mode, only includes a pulley element in the 4th embodiment, for single-sheaved block unit operating mode, it is seen then that the present invention can realize single cunning Wheel unit operating mode and the switching of many pulley elements operating mode;Again from the point of view of the number of pulley, first embodiment, the 3rd embodiment and The number of four embodiment middle pulleys is respectively 8,4 and 2, is 2nIndividual, and the number of the second embodiment middle pulley is 6, For non-2nIndividual, it is seen then that the present invention is possible not only to as in prior art realize 2nThe balanced arrangement of individual pulley, it is also possible to real Existing non-2nThe balancing arrangement of individual pulley, i.e. can realize the balanced arrangement of the pulley of more varying number.
Understand additionally, combine Fig. 2-Fig. 6, in aforementioned four embodiment, the first pulley element 11 all only includes longitudinal direction Two pulleys 112 of arrangement, it is to be understood by those skilled in the art that can also arrange more cunning in the first pulley element 11 Wheel 112, namely include that the first pulley element 11 of at least two pulley 112 being arranged in order along above-below direction is all in the present invention Protection domain within;And, in aforementioned four embodiment, each connecting portion, including being arranged at respectively connecting on attachment structure body Meet portion and be arranged at each connecting portion on auxiliary connection body, being pin shaft hole, each pulley element and auxiliary connecting structure 12 Between and pulley assembly 1 with attachment structure 2 between be all connected by bearing pin, so arrange be advantageous in that, convenient disassembly, this So that the simpler convenience of operating mode conversion process, and then switching effect when switching between different operating modes can be improved Rate.
It addition, the pulley connecting portion that illustrate only in aforementioned four embodiment in attachment structure 2 includes first pulley Connecting portion and the situation of a pair second pulley connecting portions, and the number of pulley assembly 1 again illustrate only one or two situation. But it should be recognized that in the present invention, pulley connecting portion can also include that a first pulley connecting portion and at least two is to Two pulley connecting portions, in this case, the number of pulley assembly 1 can also increase, it is achieved more mapping mode, and as The annexation of pulley assembly 1 and pulley connecting portion, when pulley assembly 1 is even number, in this even number pulley assembly 1 every two Individual pulley assembly 1 can be connected on two the second pulley connecting portions in a pair second pulley connecting portions, when pulley assembly 1 When number is the odd number more than or equal to 3, it is sliding that a pulley assembly 1 in this odd number pulley assembly 1 can be connected to first On wheel connecting portion, and in this odd number pulley assembly 1, in remaining pulley assembly 1, each two pulley assembly 1 can be connected to one To on two the second pulley connecting portions in the second pulley connecting portion.Visible, the pulley connecting portion of the present invention can include first Pulley connecting portion and at least one pair of second pulley connecting portion, and by reasonable Arrangement pulley assembly 1, it is ensured that integrally-built flat Weighing apparatus.
Certainly, during pulley connecting portion can also include the first pulley connecting portion and at least one pair of second pulley connecting portion Individual, namely the first pulley connecting portion can be only included, or, at least one pair of second pulley connecting portion can be only included, simply exist In this case, it is possible to the operating mode mapping mode of realization is relatively fewer.
In conjunction with the various embodiments described above it can be seen that suspension hook erecting device provided by the present invention, not only by will at least two Individual pulley uses the mode being longitudinally sequentially arranged to make overall structure compacter, reaches saving and takes up room, reduces width dimensions With improve the effect such as space availability ratio, also by optimizing attachment structure 2 and the structure of auxiliary connecting structure 12, make pulley combination become Mode of changing is more various, can convert the more tonnage working conditions realizing hook gear, meet use demand with a greater variety.
Suspension hook erecting device based on the present invention, present invention also offers hook gear and crane gear, and wherein, suspension hook fills Putting the suspension hook erecting device including suspension hook and the present invention, crane gear then includes the hook gear of the present invention.
The foregoing is only the exemplary embodiment of the present invention, not in order to limit the present invention, all spirit in the present invention Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.

Claims (11)

1. a suspension hook erecting device, including pulley combined structure and attachment structure (2), described pulley combined structure is connected to institute Stating the upper end of attachment structure (2), the lower end of described attachment structure (2) is then for being connected with the suspension hook of crane gear, and its feature exists Include that pulley assembly (1), described pulley assembly (1) include the first pulley element (11) in, described pulley combined structure, described One pulley element (11) includes at least two pulley (112) being arranged in order along above-below direction.
Suspension hook erecting device the most according to claim 1, it is characterised in that described first pulley element (11) includes pulley Frame (111), described pulley yoke (111) is disposed with at least two pulley support portion along above-below direction, and described at least two Individual pulley support portion and described at least two pulley (112) one_to_one corresponding, each described pulley (112) is supported in the described of correspondence In pulley support portion.
Suspension hook erecting device the most according to claim 1, it is characterised in that described pulley assembly (1) also includes that auxiliary is even Access node structure (12), described first pulley element (11) is connected to described attachment structure (2) by described auxiliary connecting structure (12) Upper end;Described auxiliary connecting structure (12) includes that auxiliary connects body, the first auxiliary connecting portion and the second auxiliary connecting portion, institute State the first auxiliary connecting portion and described second auxiliary connecting portion be arranged at described auxiliary connect body both sides up and down, described first Auxiliary connecting portion is connected with described first pulley element (11), and described second auxiliary connecting portion is upper with described attachment structure (2) End connects.
Suspension hook erecting device the most according to claim 3, it is characterised in that
It is additionally provided with on described auxiliary connection body with described first auxiliary connecting portion in the 3rd auxiliary connecting portion of the same side, institute State the first auxiliary connecting portion and described 3rd auxiliary connecting portion is respectively used to and each self-corresponding described first pulley element (11) connect, the horizontal range of described 3rd auxiliary connecting portion to described second auxiliary connecting portion and described first auxiliary connecting portion Roughly equal to the horizontal range of described second auxiliary connecting portion;And/or,
Described pulley assembly (1) also includes the second pulley element (13), described second pulley element (13) middle pulley (112) Number is different from the number of described first pulley element (11) middle pulley (112);It is additionally provided with described on described auxiliary connection body First auxiliary connecting portion is used for and described second pulley in the 4th auxiliary connecting portion of the same side, described 4th auxiliary connecting portion Unit (13) connects, and the horizontal range of described 4th auxiliary connecting portion to described second auxiliary connecting portion is with described first auxiliary even The portion that connects is unequal to the horizontal range of the most described second auxiliary connecting portion and makes described first auxiliary connecting portion and described 4th auxiliary Help connecting portion equal relative to the moment suffered by described second auxiliary connecting portion.
Suspension hook erecting device the most according to claim 4, it is characterised in that the second pulley list of described pulley assembly (1) The half that number is described first pulley element (11) middle pulley (112) number of unit's (13) middle pulley (112), described auxiliary is even The 4th auxiliary connecting portion on junctor is that described first auxiliary connecting portion is to institute to the horizontal range of described second auxiliary connecting portion State the substantially twice of the horizontal range of the second auxiliary connecting portion.
Suspension hook erecting device the most according to claim 1, it is characterised in that described attachment structure (2) includes attachment structure Body and be respectively arranged at described attachment structure body lower end and the suspension hook connecting portion of upper end and pulley connecting portion, wherein, described Suspension hook connecting portion is for being connected with described suspension hook;Described pulley connecting portion is for being connected with described pulley assembly (1), and described cunning Wheel connecting portion includes: the first pulley connecting portion, with described suspension hook connecting portion the most just to setting;And/or, at least one pair of second cunning Wheel connecting portion, wherein two the second pulley connecting portions in every pair of second pulley connecting portion set about described suspension hook connecting portion symmetry Put.
Suspension hook erecting device the most according to claim 6, it is characterised in that described pulley connecting portion includes that described first is sliding Wheel connecting portion and at least one pair of described second pulley connecting portion, described first pulley connecting portion and each described second pulley connect Portion is respectively used to be connected with each self-corresponding described pulley assembly (1).
Suspension hook erecting device the most according to claim 7, it is characterised in that described pulley combined structure only includes an institute Stating pulley assembly (1), described pulley assembly (1) is connected to described first pulley connecting portion;Or, described pulley combined structure bag Including pulley assembly described in even number (1), in described even number pulley assembly (1), pulley assembly (1) described in each two is connected to one On the second pulley connecting portion described to two in described second pulley connecting portion;Or, described pulley combined structure includes greatly In or odd number equal to 3 described in pulley assembly (1), pulley assembly (1) in described odd number pulley assembly (1) connects On described first pulley connecting portion, and each two in remaining described pulley assembly (1) in described odd number pulley assembly (1) On two described second pulley connecting portions that described pulley assembly (1) is connected in the second pulley connecting portion described in a pair.
9. according to the arbitrary described suspension hook erecting device of claim 1-8, it is characterised in that on direction from top to bottom, institute The diameter of at least two pulley (112) stating the first pulley element (11) tapers into.
10. a hook gear, including suspension hook, it is characterised in that also include that the suspension hook as described in claim 1-9 is arbitrary is installed Device.
11. 1 kinds of crane gears, it is characterised in that include hook gear as claimed in claim 10.
CN201610824232.8A 2016-09-14 2016-09-14 Suspension hook erecting device, hook gear and crane gear Pending CN106219430A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610824232.8A CN106219430A (en) 2016-09-14 2016-09-14 Suspension hook erecting device, hook gear and crane gear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610824232.8A CN106219430A (en) 2016-09-14 2016-09-14 Suspension hook erecting device, hook gear and crane gear

Publications (1)

Publication Number Publication Date
CN106219430A true CN106219430A (en) 2016-12-14

Family

ID=58075510

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610824232.8A Pending CN106219430A (en) 2016-09-14 2016-09-14 Suspension hook erecting device, hook gear and crane gear

Country Status (1)

Country Link
CN (1) CN106219430A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106698176A (en) * 2016-12-21 2017-05-24 徐工集团工程机械股份有限公司 Pulley block combined type lifting hook for ultra-large type hoisting equipment

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201647810U (en) * 2010-02-02 2010-11-24 三一汽车制造有限公司 Large-tonnage combined lifting hook and hoisting machine provided with same
CN102425150A (en) * 2011-08-24 2012-04-25 徐工集团工程机械股份有限公司 Dynamic compaction machinery balancing hook and balancing hook mechanism provided with same
CN203754234U (en) * 2014-04-18 2014-08-06 山推工程机械股份有限公司 Safety device for lifting hook assembly of pipe lifting machine
CN203959659U (en) * 2014-08-08 2014-11-26 中联重科股份有限公司 A kind of hook assembly and there is its hoisting crane
CN105502196A (en) * 2016-02-15 2016-04-20 徐工集团工程机械股份有限公司 Pulley block combining structure, lifting hook and lifting device
CN206126734U (en) * 2016-09-14 2017-04-26 徐工集团工程机械股份有限公司 Lifting hook installation device , hook assembly and hoisting equipment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201647810U (en) * 2010-02-02 2010-11-24 三一汽车制造有限公司 Large-tonnage combined lifting hook and hoisting machine provided with same
CN102425150A (en) * 2011-08-24 2012-04-25 徐工集团工程机械股份有限公司 Dynamic compaction machinery balancing hook and balancing hook mechanism provided with same
CN203754234U (en) * 2014-04-18 2014-08-06 山推工程机械股份有限公司 Safety device for lifting hook assembly of pipe lifting machine
CN203959659U (en) * 2014-08-08 2014-11-26 中联重科股份有限公司 A kind of hook assembly and there is its hoisting crane
CN105502196A (en) * 2016-02-15 2016-04-20 徐工集团工程机械股份有限公司 Pulley block combining structure, lifting hook and lifting device
CN206126734U (en) * 2016-09-14 2017-04-26 徐工集团工程机械股份有限公司 Lifting hook installation device , hook assembly and hoisting equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106698176A (en) * 2016-12-21 2017-05-24 徐工集团工程机械股份有限公司 Pulley block combined type lifting hook for ultra-large type hoisting equipment

Similar Documents

Publication Publication Date Title
CN202767495U (en) Counterweight rear support
CN102556861B (en) Counterweight pulling plate device for crane and crane
CN106219430A (en) Suspension hook erecting device, hook gear and crane gear
CN206126734U (en) Lifting hook installation device , hook assembly and hoisting equipment
CN102828610B (en) Rear counterweight support saddle
CN107298371A (en) A kind of steel structure modularization house universal hanger and on-site hoisting installation method
CN105484503A (en) Method for hoisting inclining shuttle-shaped space truss
CN104649164A (en) Heavy object hoisting device
CN101966967A (en) Twin-tower low-pylon self-balancing lifting device
CN206902564U (en) A kind of double width unit-frame based on without reinforcement cantilever bent cap bridge pier
CN103397772B (en) Hanging basket counterweight supporting structure
CN204299159U (en) Elevating scaffold rope sheave system twin columns transfer is hung at center
CN203383494U (en) Hanging basket balance weight supporting structure
CN203383495U (en) Hanging basket supporting base capable of achieving four-corner weight balancing
CN214117473U (en) Hanging basket structure of multilayer independent beam roof
CN209082340U (en) Large-span steel girder lifting device
CN102153032B (en) Electric hanging basket suspension system for enhancing loading capability, and electric hanging basket climb system
CN106592558A (en) Hydraulic plug pin lifting system for ocean platform
CN213141143U (en) Lifting appliance suitable for tandem crane construction of assembled structure laminated plate
CN209890074U (en) Stator hoisting device of water turbine
CN211524026U (en) Casting construction hanging cage
CN206751234U (en) A kind of lowering or hoisting gear of tower crane type crane
CN101973491B (en) Construction method for hoisting by using double-tower low-pylon self-balanced elevating device
CN111056457B (en) Engineering machinery counterweight structure and engineering machinery
CN207957511U (en) A kind of special slinging beam of large-tonnage box culvert

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20161214

RJ01 Rejection of invention patent application after publication