CN210193250U - Liftable crane - Google Patents
Liftable crane Download PDFInfo
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- CN210193250U CN210193250U CN201920685987.3U CN201920685987U CN210193250U CN 210193250 U CN210193250 U CN 210193250U CN 201920685987 U CN201920685987 U CN 201920685987U CN 210193250 U CN210193250 U CN 210193250U
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- stand
- fixed plate
- screw rod
- hoist
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Abstract
The utility model discloses a hoist of liftable, comprising a base plate, one side of bottom plate is connected with the pull ring, and the lower surface mounting of bottom plate has the gyro wheel, and the upper surface of bottom plate is connected with first stand, the first fixed plate of upper end fixedly connected with of first stand, install hydraulic lifting rod on the central point of first fixed plate upper surface puts, and first driving motor is installed to the equidistance on the first fixed plate of hydraulic lifting rod a week, and first driving motor's output is connected with first lead screw. This liftable hoist connects first stand and second stand through first fixed plate and second fixed plate, installs hydraulic lifting rod on first fixed plate, and the holistic rise of control second fixed plate and second stand descends for adjust the height of hoist, support the second stand jointly through hydraulic lifting rod and gusset plate, guarantee the fastness of connection, install gyro wheel and pull ring at the lower extreme of hoist in addition, the convenience is to hoist moving as a whole.
Description
Technical Field
The utility model relates to a hoist technical field specifically is a liftable hoist.
Background
The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, and is also called a crown block, a navigation crane and a crane. The existing crane is generally fixed in height, generally unadjustable, inflexible in usability and incapable of meeting the working requirements of special occasions.
Chinese patent CN204675668U discloses a liftable formula cantilever crane stand, which comprises a column, the stand include urceolus and inner tube, the inner tube cup joints in the urceolus, be provided with the cantilever of hoist on the top of inner tube, the cover is equipped with the rubber packing ring on the inner tube, the rubber packing ring is in between inner tube and the urceolus, the interior bottom of urceolus is provided with hydraulic drive system, hydraulic drive system's hydraulic stem is connected with the inner tube bottom, drive inner tube oscilaltion, the bottom of inner tube is cup jointed inside the urceolus all the time, the top of urceolus is provided with lubricating oil storage tank, lubricating oil storage tank is the loop configuration, the external diameter equals the diameter of urceolus, lubricating oil storage tank's bottom is provided with the oil leak hole, can inject lubricating oil in the clearance of urceolus and inner.
Although the problem in the background art has been solved to a certain extent in this application, elevation structure is too simple in this application, and when the inner tube rose higher back, the area of being connected of inner tube and urceolus reduced, the weight of cantilever in addition, the stand is whole to appear inclining or bending easily, influences the use of hoist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hoist of liftable has the sound construction, and convenient the removal goes up and down stable advantage, has solved the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a lifting crane comprises a base plate, one side of the base plate is connected with a pull ring, the lower surface of the base plate is provided with a roller, the upper surface of the base plate is connected with a first upright post, the upper end of the first upright post is fixedly connected with a first fixing plate, the central position of the upper surface of the first fixing plate is provided with a hydraulic lifting rod, the first fixing plate around the hydraulic lifting rod is equidistantly provided with a first driving motor, the output end of the first driving motor is connected with a first lead screw, the first lead screw penetrates through a second fixing plate, the upper end of the first lead screw is connected with a reinforcing plate through a bearing, the central position of the reinforcing plate is provided with a through hole, one side of the first fixing plate is provided with a lateral part supporting device, the lateral part supporting device comprises an upper part slide rail, an expansion bracket and a lower part slide rail, the upper surface of the upper part slide rail is fixedly connected, the first slide block is movably connected with the upper slide rail, the lower end of the telescopic frame is hinged with a second slide block, the lower end of the second slide block is movably connected with the lower slide rail, a threaded hole is formed in the second slide block, a second lead screw is meshed with the threaded hole, one side of the lower slide rail is connected with a second driving motor, the output end of the second driving motor is connected with one end of the second lead screw, two ends and the middle position of the second lead screw are sleeved with fixed bearings, the lower surfaces of the fixed bearings are connected with the lower slide rail, the lower surface of the second fixed plate is fixedly connected with the upper end of a hydraulic lifting rod, a thread sleeve matched with the first lead screw is penetratingly connected with one circle of the second fixed plate, the thread sleeve is meshed with the first lead screw, the upper surface of the second fixed plate is fixedly connected with a second upright column, the upper end of the second upright, an electric hoist is movably connected on the slideway.
Preferably, a rubber ring is connected to the periphery of the through hole and matched with the second upright post.
Preferably, the side supporting means is located on a side of the first fixing plate close to the cantilever beam.
Preferably, the two sides of the cantilever beam and the first upright post are both connected with reinforcing ribs.
Preferably, two ends of the upper sliding rail are connected with limiting blocks.
Preferably, the thread directions of the two ends of the second screw rod are opposite, and the second sliding blocks are respectively positioned at the two ends of the second screw rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
this liftable hoist, connect first stand and second stand through first fixed plate and second fixed plate, install hydraulic lifting rod on first fixed plate, control second fixed plate and the holistic ascending and descending of second stand, a height for adjusting the hoist, support the second stand jointly through hydraulic lifting rod and gusset plate, guarantee the fastness of connection, simultaneously there is lateral part strutting arrangement at the last surface connection of first fixed plate, the easy one side reinforcement connection that the second fixed plate takes place the slope easily, the cooperation has the gusset plate, to second stand rigidity, ensure cantilever beam level, the life of extension hoist, in addition at the lower extreme installation gyro wheel and the pull ring of hoist, convenient to hoist moving as a whole.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is a partial right side view of the present invention;
FIG. 3 is a structural view of the side supporting device of the present invention;
fig. 4 is a connection diagram of the lower slide rail and the second slide block of the present invention.
In the figure: 1. a base plate; 11. a pull ring; 12. a roller; 13. a first upright post; 2. a first fixing plate; 21. a hydraulic lifting rod; 22. a first drive motor; 221. a first lead screw; 23. a reinforcing plate; 231. a through hole; 3. a second fixing plate; 31. a threaded sleeve; 32. a second upright post; 4. a lateral support means; 41. an upper slide rail; 42. a telescopic frame; 421. a first slider; 422. a second slider; 423. a threaded hole; 43. a lower slide rail; 431. a second drive motor; 432. a second lead screw; 433. fixing the bearing; 5. a cantilever beam; 51. a slideway; 52. an electric hoist.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a lifting crane includes a base plate 1, a pull ring 11 connected to one side of the base plate 1, a roller 12 installed on a lower surface of the base plate 1, and a first upright 13 connected to an upper surface of the base plate 1, a first fixing plate 2 fixedly connected to an upper end of the first upright 13, a hydraulic lifting rod 21 installed on a center position of an upper surface of the first fixing plate 2, a first driving motor 22 installed on the first fixing plate 2 around the hydraulic lifting rod 21 at an equal distance, a first lead screw 221 connected to an output end of the first driving motor 22, a second fixing plate 3 penetrated through the first lead screw 221, a reinforcing plate 23 connected to an upper end of the first lead screw 221 through a bearing, a through hole 231 formed on a center position of the reinforcing plate 23, a rubber ring connected to a circumference of the through hole 231, and matched with the second upright 32, the reinforcing plate 23 is used for reinforcing the connection between the first lead screw 221 and the second upright column 32, a lateral supporting device 4 is installed on one side of the first fixing plate 2, the lateral supporting device 4 is located on one side of the first fixing plate 2 close to the cantilever beam 5, the cantilever beam 5 is located on one side of the second upright column 32, the upper end of the second upright column 32 is unevenly distributed in weight, the second upright column 32 is easily inclined, the first fixing plate 2 and the second fixing plate 3 are supported by the lateral supporting device 4, the support of one side of the first fixing plate 2 to the second fixing plate 3 is enhanced, the lateral supporting device 4 comprises an upper sliding rail 41, an expansion bracket 42 and a lower sliding rail 43, the upper surface of the upper sliding rail 41 is fixedly connected with the lower surface of the second fixing plate 3, the upper end of the expansion bracket 42 is hinged with a first sliding block 421, the first sliding block 421 is movably connected with the upper sliding rail 41, the first sliding block 421 is prevented from being separated from the upper sliding rail 41, the lower end of the telescopic frame 42 is hinged with a second sliding block 422, the lower end of the second sliding block 422 is movably connected with a lower sliding rail 43, a threaded hole 423 is formed in the second sliding block 422, the threaded hole 423 is engaged with a second lead screw 432, the thread directions of two ends of the second lead screw 432 are opposite, the second sliding block 422 is respectively positioned at two ends of the second lead screw 432, the second lead screw 432 is driven by a second driving motor 431 to rotate, the second sliding block 422 simultaneously moves in opposite directions or reverse directions to realize the telescopic frame 42 to stretch, one side of the lower sliding rail 43 is connected with a second driving motor 431, the output end of the second driving motor 431 is connected with one end of the second lead screw 432, two ends and the middle position of the second lead screw 432 are both sleeved with a fixed bearing 433, the lower surface of the fixed bearing 433 is connected with the lower sliding rail 43, the fixed bearing 433 is used for fixing the position of the second lead screw 432, a week through connection of second fixed plate 3 has and first lead screw 221 assorted thread bush 31, thread bush 31 and the meshing of first lead screw 221, the last fixed surface of second fixed plate 3 is connected with second stand 32, the upper end fixedly connected with cantilever beam 5 of second stand 32, the lower surface of cantilever beam 5 is connected with slide 51, swing joint has electric hoist 52 on the slide 51, the both sides of cantilever beam 5 and first stand 13 all are connected with the strengthening rib, play the effect of structure of consolidating.
The working process is as follows: during the use, use through pull ring 11 and gyro wheel 12 cooperation, the convenience is to hoist moving as a whole, according to the operation needs, suitably adjust the height of hoist, control hydraulic pressure lifter 21 rises, first driving motor 22 works simultaneously, it is rotatory to drive first lead screw 221, second fixed plate 3 drives second stand 32 whole rising, when rising to fixed position, hydraulic pressure lifter 21 and first lead screw 221 play the supporting role to second fixed plate 3 simultaneously, guarantee second stand 32's stability, open second driving motor 431, second driving motor 431 drives second lead screw 432 rotatory, second slider 422 simultaneously removes in opposite directions, realize the extension of expansion bracket 42, strengthen the support of first fixed plate 2 one side to second fixed plate 3, accomplish the article jack-up through electric hoist 52.
In summary, the following steps: this hoist of liftable, connect first stand 13 and second stand 32 through first fixed plate 2 and second fixed plate 3, install hydraulic lifting rod 21 on first fixed plate 2, control second fixed plate 3 and the holistic rising decline of second stand 32, a height for adjusting the hoist, support second stand 32 jointly through hydraulic lifting rod 21 and gusset plate 23, guarantee the fastness of connection, there is lateral part strutting arrangement 4 at the last surface connection of first fixed plate 2 simultaneously, the easy one side reinforcement connection that inclines of second fixed plate 3 will take place easily, the cooperation has gusset plate 23, to second stand 32 rigidity, ensure cantilever beam 5 level, the life of extension hoist, in addition at the lower extreme installation gyro wheel 12 and the pull ring 11 of hoist, the convenience is to hoist moving as a whole.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a hoist of liftable, includes bottom plate (1), its characterized in that: one side of the base plate (1) is connected with a pull ring (11), a roller (12) is installed on the lower surface of the base plate (1), the upper surface of the base plate (1) is connected with a first upright post (13), a first fixing plate (2) is fixedly connected with the upper end of the first upright post (13), a hydraulic lifting rod (21) is installed at the central position of the upper surface of the first fixing plate (2), a first driving motor (22) is installed at equal distance on the first fixing plate (2) on the periphery of the hydraulic lifting rod (21), the output end of the first driving motor (22) is connected with a first screw rod (221), a second fixing plate (3) penetrates through the first screw rod (221), the upper end of the first screw rod (221) is connected with a reinforcing plate (23) through a bearing, a through hole (231) is formed in the central position of the reinforcing plate (23), a lateral part supporting device (4) is installed, the lateral supporting device (4) comprises an upper sliding rail (41), an expansion bracket (42) and a lower sliding rail (43), the upper surface of the upper sliding rail (41) is fixedly connected with the lower surface of the second fixing plate (3), the upper end of the expansion bracket (42) is hinged with a first sliding block (421), the first sliding block (421) is movably connected with the upper sliding rail (41), the lower end of the expansion bracket (42) is hinged with a second sliding block (422), the lower end of the second sliding block (422) is movably connected with the lower sliding rail (43), the second sliding block (422) is provided with a threaded hole (423), the threaded hole (423) is meshed with a second screw rod (432), one side of the lower sliding rail (43) is connected with a second driving motor (431), the output end of the second driving motor (431) is connected with one end of the second screw rod (432), two ends and the middle position of the second screw rod (432) are sleeved with a fixing bearing (433), the equal lower part slide rail (43) of lower surface of stationary bearing (433) is connected, the lower surface of second fixed plate (3) and the upper end fixed connection of hydraulic lifting rod (21), a week through connection of second fixed plate (3) have with first lead screw (221) assorted thread bush (31), thread bush (31) and first lead screw (221) meshing, the last fixed surface of second fixed plate (3) is connected with second stand (32), the upper end fixedly connected with cantilever beam (5) of second stand (32), the lower surface of cantilever beam (5) is connected with slide (51), swing joint has electric calabash (52) on slide (51).
2. A liftable crane according to claim 1, wherein: a rubber ring is connected to the periphery of the through hole (231), and the rubber ring is matched with the second upright post (32).
3. A liftable crane according to claim 1, wherein: the side supporting device (4) is positioned on one side of the first fixing plate (2) close to the cantilever beam (5).
4. A liftable crane according to claim 1, wherein: and reinforcing ribs are connected to the two sides of the cantilever beam (5) and the first upright post (13).
5. A liftable crane according to claim 1, wherein: and two ends of the upper sliding rail (41) are connected with limiting blocks.
6. A liftable crane according to claim 1, wherein: the thread directions of the two ends of the second screw rod (432) are opposite, and the second sliding blocks (422) are respectively positioned at the two ends of the second screw rod (432).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920685987.3U CN210193250U (en) | 2019-05-14 | 2019-05-14 | Liftable crane |
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CN201920685987.3U CN210193250U (en) | 2019-05-14 | 2019-05-14 | Liftable crane |
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CN210193250U true CN210193250U (en) | 2020-03-27 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112061998A (en) * | 2020-09-07 | 2020-12-11 | 武汉市明煌建筑劳务有限公司 | Steel structure tower crane for building bridge road construction |
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2019
- 2019-05-14 CN CN201920685987.3U patent/CN210193250U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112061998A (en) * | 2020-09-07 | 2020-12-11 | 武汉市明煌建筑劳务有限公司 | Steel structure tower crane for building bridge road construction |
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