CN202880657U - Suspension beam for crane and crane using suspension beam - Google Patents
Suspension beam for crane and crane using suspension beam Download PDFInfo
- Publication number
- CN202880657U CN202880657U CN 201220519591 CN201220519591U CN202880657U CN 202880657 U CN202880657 U CN 202880657U CN 201220519591 CN201220519591 CN 201220519591 CN 201220519591 U CN201220519591 U CN 201220519591U CN 202880657 U CN202880657 U CN 202880657U
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- drop
- lock
- locking
- interchangeable
- locking block
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Abstract
The utility model relates to a suspension beam for a crane and the crane using the suspension beam. The crane comprises the suspension beam, a lifting mechanism driving the suspension beam to lift, and a pulley block, wherein the suspension beam comprises replaceable suspension beams and a fixed suspension connected with the pulley block by a steel rope, at least two quick hand-operated locking devices for connecting with the corresponding replaceable suspension beams are mounted on the fixed suspension beam, the quick hand-operated locking device comprises locking columns which extend in the axial direction and are rotatably mounted on the fixed suspension beam, the locking columns are in limited fitting with the fixed suspension beam in the axial direction by an axial limiting mechanism, locking blocks penetrating through the replaceable suspension beams in use are connected at the terminals of the locking beams, the locking blocks rotate around the axis so as to have an unlocking position which enters into and exits from the replaceable suspension beams freely and a locking position which is cooperatively locked with corresponding stop parts of the replaceable suspension beams, and positioning holes for the penetration of corresponding positioning pins to keep the locking columns at the locking position are formed in the locking columns and the fixed suspension beam correspondingly. By utilizing the crane, the fast replacement and connection of the suspension beam can be realized, the operation is simple and quick, and the working efficiency is increased.
Description
Technical field
The utility model relates to a kind of hoisting crane with drop in beam and uses the hoisting crane of this drop in beam.
Background technology
During existing hoisting crane allocation and transportation material, because the specification of the material of allocating and transporting is different with pattern, comprise bar, steel pipe and slab etc., when allocation and transportation, need to adopt different drop in beams to lift respectively successively.The method that adopts at present is that drop in beam to be selected is connected by wirerope-winding with the assembly pulley of hoisting crane, material to be allocated and transported is lifted on the drop in beam below by the thing device that hangs below the drop in beam, drives the lifting realization of drop in beam to the allocation and transportation of allocation and transportation material by lifting mechanism.But, in the existing apparatus, during different material, need the disassembling, assembling and replacing drop in beam in allocation and transportation, the again measure such as lay winding wire ropes, so operating efficiency is low, relatively wastes time and energy.
The utility model content
The purpose of this utility model provides the hoisting crane drop in beam that a kind of fast changeable connects drop in beam, and the utility model also provides a kind of hoisting crane that uses this drop in beam.
For addressing the above problem, hoisting crane with the technical scheme that drop in beam adopts is in the utility model:
The hoisting crane drop in beam, comprise assembly pulley and the fixedly drop in beam that is connected by steel rope with this assembly pulley, described fixedly drop in beam is provided with at least two and is used for the quick manual blocking device that is connected fast with corresponding interchangeable drop in beam, described quick manual blocking device comprises and extends vertically and rotate the lock that is assemblied on the fixing drop in beam, described lock is by axial limiting mechanism and described fixedly drop in beam spacing cooperation in the axial direction, described lock end is connected with the locking block that is arranged in when using in the interchangeable drop in beam, described locking block rotates and has a locking position that the solution lock-bit that frees in and out interchangeable drop in beam and stop section corresponding to interchangeable drop in beam cooperate locking around axis, and corresponding being provided with kept the knock hole that lock is in the locking position on described lock and the fixing drop in beam for corresponding locating dowel pin installs.
Described axial limiting mechanism comprises the lower rotation width of cloth that is threaded onto successively on the lock from bottom to top, with lower rotation width of cloth cone match and the upper rotation width of cloth that adopts key to be connected with lock, press-fit in the upper rotation width of cloth and the lock nut that is threaded with lock, be folded with packing ring between the described upper rotation width of cloth and described lock nut, radially be coated with in order to the lock nut is fixed in the position-limitting pin of locked position along lock.
Being used on the described lock kept the knock hole that lock is in the locking position for corresponding locating dowel pin installs be to be arranged at the spacing hole that offers on the locating plate relevant position that is connected on the lock, and described spacing hole is provided with the negative thread that is threaded with described locating dowel pin.
The corresponding solution lock-bit of described locking block and interchangeable drop in beam and locking position be offer on the interchangeable drop in beam cooperate locking block into and out of waist shaped hole.
Described locking block is that the bottom surface is oval or rectangular pyramidal structure.
The technical scheme that the utility model uses the hoisting crane of above-mentioned drop in beam to adopt is:
Hoisting crane, comprise drop in beam and drive the lifting mechanism of this drop in beam lifting, also comprise assembly pulley, described drop in beam comprises that interchangeable drop in beam fixes and the fixedly drop in beam that is connected by steel rope with assembly pulley, described fixedly drop in beam is provided with at least two and is used for the quick manual blocking device that is connected fast with corresponding interchangeable drop in beam, described quick manual blocking device comprises and extends vertically and rotate the lock that is assemblied on the fixing drop in beam, described lock is by axial limiting mechanism and described fixedly drop in beam spacing cooperation in the axial direction, described lock end is connected with the locking block that is arranged in when using in the interchangeable drop in beam, described locking block rotates and has a locking position that the solution lock-bit that frees in and out interchangeable drop in beam and stop section corresponding to interchangeable drop in beam cooperate locking around axis, and corresponding being provided with kept the knock hole that lock is in the locking position on described lock and the fixing drop in beam for corresponding locating dowel pin installs.
Described axial limiting mechanism comprises the lower rotation width of cloth that is threaded onto successively on the lock from bottom to top, with lower rotation width of cloth cone match and the upper rotation width of cloth that adopts key to be connected with lock, press-fit in the upper rotation width of cloth and the lock nut that is threaded with lock, be folded with packing ring between the described upper rotation width of cloth and described lock nut, radially be coated with in order to the lock nut is fixed in the position-limitting pin of locked position along lock.
Being used on the described lock kept the knock hole that lock is in the locking position for corresponding locating dowel pin installs be to be arranged at the spacing hole that offers on the locating plate relevant position that is connected on the lock, and described spacing hole is provided with the negative thread that is threaded with described locating dowel pin.
The corresponding solution lock-bit of described locking block and interchangeable drop in beam and locking position be offer on the interchangeable drop in beam cooperate locking block into and out of waist shaped hole.
Described locking block is that the bottom surface is oval or rectangular pyramidal structure.
The beneficial effects of the utility model are: hoisting crane is by the fixedly lifting of drop in beam of jack up unit control, at least two quick manual blocking devices fixedly are set on the drop in beam to be used for being connected fast with interchangeable drop in beam, the quick manual blocking device rotates by lock and axial limiting is installed on fixedly on the drop in beam, the lock end is connected with the locking block that is arranged in when using in the interchangeable drop in beam, can be around the axis spinning when locking block uses, and with interchangeable drop in beam on the relevant position have the solution lock-bit that can free in and out interchangeable drop in beam and the locking bit that cooperates with corresponding block position block on the interchangeable drop in beam, the relevant position of interchangeable drop in beam is provided with the device that cooperates with locking block solution lock-bit and locking position, therefore when needs are connected and fixed drop in beam and corresponding interchangeable drop in beam, the related device that only needs locking block to be aimed at interchangeable drop in beam wears into interchangeable drop in beam, the rotation lock, make locking block rotation and block corresponding to the interchangeable drop in beam position of lock end cooperate locking, and will this moment on position and the fixing drop in beam of lock accordingly knock hole fix, in order to keep this lockup state, so far just finish fixedly being connected of drop in beam and interchangeable drop in beam.Whole operating process simple and fast can be realized in the hoisting crane fixedly being connected of drop in beam and interchangeable drop in beam fast, increases work efficiency.
Further, establish negative thread at locating plate, knock hole is threaded with locating dowel pin, can make things convenient for release or locking.
Further, locking block adopts pyramidal structure, can conveniently lead to penetrate interchangeable drop in beam and with it fast connection.
Description of drawings
Fig. 1 is the structural representation that hoisting crane is used drop in beam embodiment in the utility model;
Fig. 2 is hoisting crane embodiment one structural representation in the utility model, also is the use constitution diagram of drop in beam in the utility model simultaneously;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the quick manual locking device structure schematic diagram among the utility model drop in beam embodiment;
Fig. 5 is the B-B cutaway view of Fig. 4;
Fig. 6 is hoisting crane embodiment two structural representations in the utility model;
Fig. 7 is hoisting crane embodiment three structural representations in the utility model.
The specific embodiment
Of the present utility model can connect fast the hoisting crane of changing interchangeable drop in beam with the embodiment of drop in beam just like Fig. 1～shown in Figure 5, below in conjunction with accompanying drawing the utility model embodiment is elaborated:
Fixedly drop in beam 1 comprises the first connecting panel 11 that sets gradually from top to bottom, the second connecting panel 12 and the 3rd connecting panel 13, the lock 21 of quick manual blocking device 2 is pierced into fixedly drop in beam 1 from the lower end, when the lock head passes the second connecting panel 12, adopt the lower rotation be threaded onto successively on the lock 28, upper rotation 25, the axial limiting mechanism that packing ring 24 and lock nut 23 form is assemblied in lock axial limiting and rotation on the drop in beam, concrete mode is to be set with successively lower rotation 28, upper rotation 25, packing ring 24 and lock nut 23, screw in lock nut 23, force rotation 25 to be connected by key 29 with lock and press-fit with lower rotation 28 conical surface and cooperate, and make the lower rotation width of cloth the second connecting panel 12 is pressed between the shaft shoulder and the lower rotation width of cloth of lock, it is loosening that the pin-and-hole that adopts position-limitting pin 210 to penetrate to be disposed radially on lock and the lock nut 23 this moment fixedly makes it not turn round on the lock nut, the shaft shoulder place that lock 21 stretches out the first connecting panel 11 is provided with locating plate 22, lock radially offers be used to the hole that wears horizontal pin 212 along it, the lock end is connected with taper locking block 213, and taper locking block 213 is oval pyramidal structure for the bottom surface.As shown in Figure 3, in the manner described above the quick manual blocking device is rotatably installed on four limits of fixing drop in beam.Relevant position on interchangeable drop in beam I 3 is as shown in Figure 4 and Figure 5 offered be used to the taper locking block 213 that installs the quick manual blocking device and is made it have when rotated the waist shaped hole 31 of separating lock-bit and locking position, the minor face aperture of waist shaped hole 31 is less than the lateral opening footpath of length of the major diameter of taper locking block 213, waist shaped hole 31 major diameter greater than taper locking block 213, and the minor face aperture of waist shaped hole 31 is greater than the minor axis diameter of taper locking block 213.
The embodiment of hoisting crane is elaborated to the utility model embodiment below in conjunction with accompanying drawing just like Fig. 2～shown in Figure 5 in the utility model:
At first fixedly drop in beam links into an integrated entity with the above-mentioned fixedly drop in beam 1 that is equipped with quick manual blocking device 2 by the jack up unit 8 that steel rope and assembly pulley form, jack up unit 8 can be realized the fixedly lifting of drop in beam 1, interchangeable drop in beam I below is provided with hangs thing device 6 for the lifting material, when changing the drop in beam of different size specification according to the different needs of lifting object, need fixedly that drop in beam 1 is connected fast with corresponding interchangeable drop in beam, be illustrated in figure 2 as in this hoisting crane fixing drop in beam 1 is connected use with interchangeable drop in beam I 3 use constitution diagram.Taper locking block 213 guiding that are assemblied in the lock end of the quick manual blocking device on the fixing drop in beam 1 are pierced in the corresponding waist shaped hole 31 of offering on the interchangeable drop in beam I 3, with lock 21 90-degree rotations, make the minor face aperture of waist shaped hole 31 parallel with the oval-shaped major axis in taper locking block 213 bottom surfaces, this moment since the aperture of the minor face of waist shaped hole 31 less than the major diameter of taper locking block 213, taper locking block 213 is formed block, thereby make taper locking block 213 lockings can not break away from interchangeable drop in beam I 3, the tapped bore that adopts locating dowel pin 211 to penetrate to offer on the locating plate 22 and the corresponding knock hole of fixedly offering on the first connecting panel 11 of drop in beam 1, fix both positions, horizontal pin 212 is penetrated in the lock 21, between the horizontal pin 212 and the lock shaft shoulder that locating plate 22 is clamped on, prevent that lock 21 from turning round and cause taper locking block 213 from interchangeable drop in beam I 3 corresponding waist shaped holes 31, to be deviate from motion process.
When need changing the different interchangeable drop in beam of specification when the lifting object structural change, only need unclamp horizontal pin 212 and locating dowel pin 211, with lock 21 90-degree rotations, make the minor axis of taper locking block 213 parallel with the long limit of waist shaped hole 31, this moment since the lateral opening footpath of length of waist shaped hole 31 greater than the diameter of taper locking block 213 major axis, waist shaped hole 31 minor face apertures are greater than the minor axis diameter of taper locking block 213, therefore taper locking block 213 is in the solution lock-bit that frees in and out waist shaped hole 31, taper locking block 213 can be deviate from from waist shaped hole 31, makes fixedly drop in beam 1 and interchangeable drop in beam I disengagement.
Fig. 6～Figure 7 shows that the utility model embodiment two and implement three structural representation, the size of different from above-described embodiment is interchangeable drop in beam II 4 to be locked and interchangeable drop in beam III 5 is different, adopts the drop in beam in the utility model fixing drop in beam can be connected rapidly with the interchangeable drop in beam of other required size specification.
Axial limiting mechanism in above-described embodiment can also adopt bearing, realize lock axial limiting and with the rotation assembling of link span.
Adopt in the above-described embodiments and locating dowel pin is threaded onto corresponding knock hole is in the locking position to keep lock on the first connecting panel of tapped bore on the locating plate and link span, can also not adopt locating plate in other embodiments, and radially offer through hole along it on lock, and the knock hole of relevant position is realized on the through hole radially that adopts L shaped bearing pin to be threaded onto to offer on the lock and the first connecting panel.
Adopt between locating dowel pin and locating plate and the first connecting panel in the above-described embodiments to be threaded fixingly, can also adopt pin to lock in other embodiments fixing.
The bottom surface of taper locking block is oval in the above-described embodiments, and its bottom surface can also be oblong in other embodiments.
Claims (10)
1. hoisting crane drop in beam, it is characterized in that: comprise assembly pulley and the fixedly drop in beam that is connected by steel rope with this assembly pulley, described fixedly drop in beam is provided with at least two and is used for the quick manual blocking device that is connected fast with corresponding interchangeable drop in beam, described quick manual blocking device comprises and extends vertically and rotate the lock that is assemblied on the fixing drop in beam, described lock is by axial limiting mechanism and described fixedly drop in beam spacing cooperation in the axial direction, described lock end is connected with the locking block that is arranged in when using in the interchangeable drop in beam, described locking block rotates and has a locking position that the solution lock-bit that frees in and out interchangeable drop in beam and stop section corresponding to interchangeable drop in beam cooperate locking around axis, and corresponding being provided with kept the knock hole that lock is in the locking position on described lock and the fixing drop in beam for corresponding locating dowel pin installs.
2. hoisting crane drop in beam according to claim 1, it is characterized in that: described axial limiting mechanism comprises the lower rotation width of cloth that is threaded onto successively on the lock from bottom to top, with lower rotation width of cloth cone match and the upper rotation width of cloth that adopts key to be connected with lock, press-fit in the upper rotation width of cloth and the lock nut that is threaded with lock, be folded with packing ring between the described upper rotation width of cloth and described lock nut, radially be coated with in order to the lock nut is fixed in the position-limitting pin of locked position along lock.
3. hoisting crane drop in beam according to claim 1 and 2, it is characterized in that: being used on the described lock kept the knock hole that lock is in the locking position for corresponding locating dowel pin installs be to be arranged at the spacing hole that offers on the locating plate relevant position that is connected on the lock, and described spacing hole is provided with the negative thread that is threaded with described locating dowel pin.
4. hoisting crane drop in beam according to claim 3 is characterized in that: the corresponding solution lock-bit of described locking block and interchangeable drop in beam and locking position be offer on the interchangeable drop in beam cooperate locking block into and out of waist shaped hole.
5. hoisting crane drop in beam according to claim 3 is characterized in that: described locking block is that the bottom surface is oval or rectangular pyramidal structure.
6. hoisting crane, comprise drop in beam and drive the lifting mechanism of this drop in beam lifting, it is characterized in that: also comprise assembly pulley, described drop in beam comprises interchangeable drop in beam and the fixedly drop in beam that is connected by steel rope with assembly pulley, described fixedly drop in beam is provided with at least two and is used for the quick manual blocking device that is connected fast with corresponding interchangeable drop in beam, described quick manual blocking device comprises and extends vertically and rotate the lock that is assemblied on the fixing drop in beam, described lock is by axial limiting mechanism and described fixedly drop in beam spacing cooperation in the axial direction, described lock end is connected with the locking block that is arranged in when using in the interchangeable drop in beam, described locking block rotates and has a locking position that the solution lock-bit that frees in and out interchangeable drop in beam and stop section corresponding to interchangeable drop in beam cooperate locking around axis, and corresponding being provided with kept the knock hole that lock is in the locking position on described lock and the fixing drop in beam for corresponding locating dowel pin installs.
7. hoisting crane according to claim 6, it is characterized in that: described axial limiting mechanism comprises the lower rotation width of cloth that is threaded onto successively on the lock from bottom to top, with lower rotation width of cloth cone match and the upper rotation width of cloth that adopts key to be connected with lock, press-fit in the upper rotation width of cloth and the lock nut that is threaded with lock, be folded with packing ring between the described upper rotation width of cloth and described lock nut, radially be coated with in order to the lock nut is fixed in the position-limitting pin of locked position along lock.
8. according to claim 6 or 7 described hoisting cranes, it is characterized in that: being used on the described lock kept the knock hole that lock is in the locking position for corresponding locating dowel pin installs be to be arranged at the spacing hole that offers on the locating plate relevant position that is connected on the lock, and described spacing hole is provided with the negative thread that is threaded with described locating dowel pin.
9. hoisting crane according to claim 8 is characterized in that: the corresponding solution lock-bit of described locking block and interchangeable drop in beam and locking position be offer on the interchangeable drop in beam cooperate locking block into and out of waist shaped hole.
10. hoisting crane according to claim 8 is characterized in that: described locking block is that the bottom surface is oval or rectangular pyramidal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220519591 CN202880657U (en) | 2012-10-11 | 2012-10-11 | Suspension beam for crane and crane using suspension beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220519591 CN202880657U (en) | 2012-10-11 | 2012-10-11 | Suspension beam for crane and crane using suspension beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202880657U true CN202880657U (en) | 2013-04-17 |
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ID=48072104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220519591 Withdrawn - After Issue CN202880657U (en) | 2012-10-11 | 2012-10-11 | Suspension beam for crane and crane using suspension beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202880657U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102942104A (en) * | 2012-10-11 | 2013-02-27 | 河南卫华重型机械股份有限公司 | Suspended beam for crane and crane with suspended beam |
| CN105217435A (en) * | 2015-09-29 | 2016-01-06 | 河南蒲瑞精密机械有限公司 | The adjustable gantry lifting tool of a kind of span |
| CN111186762A (en) * | 2020-03-19 | 2020-05-22 | 河南省矿山起重机有限公司 | Special lifting appliance for coke tank |
-
2012
- 2012-10-11 CN CN 201220519591 patent/CN202880657U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102942104A (en) * | 2012-10-11 | 2013-02-27 | 河南卫华重型机械股份有限公司 | Suspended beam for crane and crane with suspended beam |
| CN102942104B (en) * | 2012-10-11 | 2015-11-25 | 河南卫华重型机械股份有限公司 | Hoisting crane drop in beam and use the hoisting crane of this drop in beam |
| CN105217435A (en) * | 2015-09-29 | 2016-01-06 | 河南蒲瑞精密机械有限公司 | The adjustable gantry lifting tool of a kind of span |
| CN111186762A (en) * | 2020-03-19 | 2020-05-22 | 河南省矿山起重机有限公司 | Special lifting appliance for coke tank |
| CN111186762B (en) * | 2020-03-19 | 2021-08-03 | 河南省矿山起重机有限公司 | Special lifting appliance for coke tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |