CN219669997U - Low headroom European crane - Google Patents

Abstract

The utility model discloses a low-clearance European crane, which comprises two fixing frames, wherein a cross beam is fixedly connected between one opposite sides of the two fixing frames, limiting holes are formed in the front side and the rear side of the cross beam, a moving device is movably connected to the surface of the cross beam, a positioning mechanism is fixedly connected to the top of the moving device, the positioning mechanism comprises a positioning shell, the bottom of the positioning shell is fixedly connected with the top of the moving device, and limiting grooves are formed in the front side and the rear side of the bottom of an inner cavity of the moving device. According to the utility model, the fixing frame, the cross beam, the limiting hole, the moving device, the positioning mechanism, the threaded sleeve, the threaded rod, the torsion block, the insertion block, the electric hoist body, the fixing ring, the limiting block and the limiting groove are arranged to be matched for use, so that the problems that the existing moving equipment is poor in stability and easy to deviate in position during moving, thereby affecting the lifting effect of a crane, and meanwhile, the electric hoist is inconvenient to detach, and the maintenance efficiency is low are solved.

Description

Low headroom European crane

Technical Field

The utility model belongs to the technical field of cranes, and particularly relates to a low-clearance European crane.

Background

The low-clearance European crane has the advantages of light overall weight, small wheel pressure, high lifting height, capacity of fully utilizing the working space of a factory building and the like, and is widely applied to indoor places such as workshops, warehouses and the like, so that the low-clearance European crane is required to be used in the technical field of cranes.

For example, application number: the utility model discloses a low-clearance single-beam European crane which comprises a device main body, wherein a single beam is arranged in the device main body, the single beam is in a convex shape, first guide rails are symmetrically arranged in two ends of the single beam, a second guide rail is arranged in the upper end of the single beam, a moving device is arranged in the device main body, a second sliding groove is arranged in the moving device, the shape and the size of the second sliding groove are matched with those of the single beam, the moving device is slidably connected to the outer part of the single beam, an electric hoist is fixedly arranged at the lower end of the moving device, and the moving device can increase stability by the cooperation of the first guide rail, the second guide rail, rollers and the second sliding block in the device main body, meanwhile, friction of the device is reduced by the sliding of the rollers, and the service life of the device is prolonged.

Based on the retrieval of above-mentioned patent to and combine the hoist discovery among the prior art, above-mentioned hoist is when using, through the cooperation of the inside first guide rail that sets up of device main part, second guide rail and gyro wheel, second slider, make mobile device make the steady that can increase self in the removal, the slip through the gyro wheel has reduced the friction of device simultaneously, make the life of device increase, but current mobile device stability is relatively poor when removing, the position is skew easily, thereby influence hoist lifting effect, be inconvenient for dismantling electric hoist simultaneously, lead to maintenance inefficiency.

According to the low-clearance European crane, the positioning mechanism is used for conveniently positioning the moving device, so that the stability of the moving device is improved, meanwhile, the torsion block is used for driving the threaded rod to move, the electric hoist is convenient to install and detach, and the maintenance efficiency of staff is improved.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a low-clearance European crane which has the advantages of positioning a moving device, improving the stability of the moving device and facilitating the installation and the disassembly of an electric hoist, and solves the problems that the existing moving equipment is poor in stability and easy to deviate in position when moving, thereby influencing the hoisting effect of the crane, and simultaneously being inconvenient to disassemble the electric hoist, resulting in low maintenance efficiency.

The utility model discloses a low-clearance European crane, which comprises two fixing frames, wherein a cross beam is fixedly connected between opposite sides of the two fixing frames, limit holes are formed in the front side and the rear side of the cross beam, a moving device is movably connected to the surface of the cross beam, a positioning mechanism is fixedly connected to the top of the moving device, the positioning mechanism comprises a positioning shell, the bottom of the positioning shell is fixedly connected with the top of the moving device, limit grooves are formed in the front side and the rear side of the bottom of an inner cavity of the moving device, threaded sleeves are fixedly connected to the bottoms of the front side and the rear side of the moving device, the number of the threaded sleeves is four, threaded rods are connected to the inner cavities of the four threaded sleeves in threads, torsion blocks are fixedly connected to one side of the threaded rods, which is far away from the threaded rods, penetrate through the inner cavity of the moving device, plug blocks are fixedly connected to one side of the moving device, and electric hoist bodies are movably connected between the opposite sides of the four plug blocks.

As the preferable mode of the utility model, both sides of the inner cavity of the positioning shell are provided with the sliding grooves, the top of the positioning shell is fixedly connected with the driving motor, the output end of the driving motor penetrates through the inner cavity of the positioning shell and is fixedly connected with the cam, the bottom of the cam is movably connected with the inner wall of the positioning shell, the front side and the rear side of the cam are movably connected with the limiting plates, both sides of the limiting plates are movably connected with the inner wall of the positioning shell, one side, opposite to the two limiting plates, of the limiting plates is fixedly connected with the reset spring, one side, far away from the limiting plates, of the reset spring is fixedly connected with the inner wall of the positioning shell, one side, opposite to the two limiting plates, of the reset spring is fixedly connected with the L-shaped fixing rods, the bottoms of the opposite sides of the two L-shaped fixing rods are fixedly connected with the limiting rods, and the opposite sides of the two limiting rods penetrate through the inner cavity of the moving device and are movably connected with the inner wall of the limiting holes.

As the preferable mode of the utility model, the bottoms of the two sides of the positioning shell are fixedly connected with positioning plates, and the bottoms of the positioning plates are fixedly connected with the top of the moving device.

As the preferable mode of the utility model, the surface of the driving motor is sleeved with the positioning ring, and the bottom of the positioning ring is fixedly connected with the top of the positioning shell.

As the preferable mode of the utility model, the two sides of the limiting plate are fixedly connected with the sliding blocks, and one side of the sliding blocks, which is far away from the limiting plate, is movably connected with the inner wall of the sliding groove.

Preferably, the surface of the threaded sleeve is sleeved with a fixing ring, and one side of the fixing ring, which is close to the moving device, is fixedly connected with the surface of the moving device.

As the preferable mode of the utility model, the front side and the rear side of the top of the electric hoist body are fixedly connected with limiting blocks, and the top of each limiting block is movably connected with the inner wall of each limiting groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the fixing frame, the cross beam, the limiting hole, the moving device, the positioning mechanism, the threaded sleeve, the threaded rod, the torsion block, the insertion block, the electric hoist body, the fixing ring, the limiting block and the limiting groove are arranged to be matched for use, so that the problems that the existing moving equipment is poor in stability and easy to deviate in position during moving, thereby affecting the lifting effect of a crane, and meanwhile, the electric hoist is inconvenient to detach, and the maintenance efficiency is low are solved.

2. According to the utility model, through the matched use of the positioning shell, the sliding groove, the driving motor, the cam, the limiting plates, the reset spring, the L-shaped fixing rod and the limiting rods, when the crane is used, a worker opens the driving motor, the output end of the driving motor drives the cam to rotate, the cam drives the two limiting plates to move reversely when rotating, the two limiting plates drive the two L-shaped fixing rods to move reversely when moving reversely and squeeze the reset spring, when the two L-shaped fixing rods move reversely, the two limiting rods are driven to move out of the inner cavity of the limiting holes, the moving device can move on the surface of the cross beam, after the moving device moves to a designated position, the output end of the driving motor drives the cam to rotate, at the moment, the reset spring rebounds to drive the two L-shaped fixing rods to move oppositely, so that the two limiting rods can position the moving device, and thus the stability of the moving device is improved, when the worker needs to maintain the electric hoist body, the threaded rod drives to move through the rotating torsion block, the inserting block can be moved out of the inner cavity of the electric hoist body, the maintaining efficiency is high, the moving efficiency is realized, when the positioning plate moves to the positioning plate, the positioning shell moves to the position-limiting plate, and the sliding block is prevented from moving in the position when the fixed position, and the sliding block is offset when the positioning shell is used, and the sliding block is prevented from moving in the position.

3. According to the electric hoist body, the fixing ring is used for fixing the threaded sleeve, the threaded sleeve is prevented from falling off during use, and the limiting block and the limiting groove are matched for use, so that the limiting effect on the electric hoist body is achieved, and meanwhile, the electric hoist body is convenient to install.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a front view of a beam and positioning mechanism provided by an embodiment of the present utility model;

FIG. 3 is a front view exploded cross-sectional view of the moving mechanism and the electric block provided by the embodiment of the utility model;

FIG. 4 is an enlarged view of a portion of the structure shown at A in FIG. 3, provided by an embodiment of the present utility model;

fig. 5 is a front cross-sectional view of a positioning mechanism according to an embodiment of the present utility model.

In the figure: 1. a fixing frame; 2. a cross beam; 3. a limiting hole; 4. a mobile device; 5. a positioning mechanism; 501. positioning a shell; 502. a chute; 503. a driving motor; 504. a cam; 505. a limiting plate; 506. a return spring; 507. an L-shaped fixing rod; 508. a limit rod; 509. a positioning plate; 510. a positioning ring; 511. a slide block; 6. a thread sleeve; 7. a threaded rod; 8. twisting blocks; 9. inserting blocks; 10. an electric hoist body; 11. a fixing ring; 12. a limiting block; 13. and a limit groove.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the low-clearance euro crane provided by the embodiment of the utility model comprises two fixing frames 1, wherein a cross beam 2 is fixedly connected between opposite sides of the two fixing frames 1, limiting holes 3 are formed in the front side and the rear side of the cross beam 2, a moving device 4 is movably connected to the surface of the cross beam 2, a positioning mechanism 5 is fixedly connected to the top of the moving device 4, the positioning mechanism 5 comprises a positioning shell 501, the bottom of the positioning shell 501 is fixedly connected with the top of the moving device 4, limiting grooves 13 are formed in the front side and the rear side of the bottom of the inner cavity of the moving device 4, threaded sleeves 6 are fixedly connected to the bottoms of the front side and the rear side of the moving device 4, four threaded sleeves 6 are in threaded connection with threaded rods 7, a torsion block 8 is fixedly connected to one side of the threaded rod 7, which is close to the moving device 4, an inserting block 9 is fixedly connected to the inner cavity of the moving device 4, and an electric hoist body 10 is movably connected between opposite sides of the four inserting blocks 9.

Referring to fig. 1, fig. 2 and fig. 5, the spout 502 has all been seted up to both sides of the inner chamber of the positioning shell 501, the top fixedly connected with driving motor 503 of positioning shell 501, driving motor 503's output runs through to the inner chamber of positioning shell 501 and fixedly connected with cam 504, the bottom of cam 504 and the inner wall swing joint of positioning shell 501, the front side and the rear side of cam 504 all swing joint have limiting plate 505, the both sides of limiting plate 505 all with the inner wall swing joint of positioning shell 501, the opposite side of two limiting plates 505 all fixedly connected with reset spring 506, the one side that reset spring 506 kept away from limiting plate 505 and the inner wall fixed connection of positioning shell 501, the opposite side of two limiting plates 505 all fixedly connected with L type dead lever 507, the bottom of two opposite sides of L type dead lever 507 all fixedly connected with limiting rod 508, the opposite side all runs through to the inner chamber of mobile device 4 and with the inner wall swing joint of limiting hole 3, the bottom of both sides of positioning shell 501 all fixedly connected with locating plate 509, the bottom of locating plate 509 and the top fixedly connected with the top of mobile device 4, the surface cover of driving motor 503 is equipped with locating ring 510, the bottom of two limiting plate 505 and the fixed connection of the slider 511 of the side of the fixed connection of two limiting plate 505.

The scheme is adopted: through the cooperation of the positioning shell 501, the sliding chute 502, the driving motor 503, the cam 504, the limiting plates 505, the reset spring 506, the L-shaped fixing rods 507 and the limiting rods 508, when the crane is used, a worker opens the driving motor 503, the output end of the driving motor 503 drives the cam 504 to rotate, the cam 504 drives the two limiting plates 505 to move reversely when rotating, the two limiting plates 505 drive the two L-shaped fixing rods 507 to move reversely when moving reversely and squeeze the reset spring 506, when the two L-shaped fixing rods 507 move reversely, the two limiting rods 508 are driven to move out of the inner cavity of the limiting hole 3, the moving device 4 can move on the surface of the cross beam 2, when the moving device 4 moves to a designated position, the output end of the driving motor 503 drives the cam 504 to rotate, and at the moment, the two L-shaped fixing rods 507 are driven to move reversely through rebound of the reset spring 506, make two gag lever posts 508 subtend insert spacing hole 3's inner chamber, can fix a position mobile device 4, thereby the stability of mobile device 4 has been improved, when the staff needs to maintain electric block body 10, through rotating torsion block 8, drive threaded rod 7 and remove, can make insert 9 shift out from electric block body 10's inner chamber, it is convenient to dismantle, maintenance efficiency is high, through locating plate 509, the fixed action to locating shell 501 has been played, the position of locating shell 501 when using has been prevented simultaneously and has taken place the skew, through holding ring 510, the fixed action to driving motor 503 has been played, the position of driving motor 503 when using has been prevented simultaneously and has been shifted, through the cooperation of slider 511 and spout 502 use, the spacing effect to limiting plate 505 has been played, the position of limiting plate 505 when using has been prevented simultaneously to shift.

Referring to fig. 3 and 4, the surface of the thread bush 6 is sleeved with a fixing ring 11, one side of the fixing ring 11, which is close to the moving device 4, is fixedly connected with the surface of the moving device 4, the front side and the rear side of the top of the electric hoist body 10 are fixedly connected with limiting blocks 12, and the top of the limiting blocks 12 are movably connected with the inner wall of the limiting groove 13.

The scheme is adopted: through solid fixed ring 11, played the fixed action to thread bush 6, prevented simultaneously that thread bush 6 from taking place to drop when using, through the cooperation of stopper 12 and spacing groove 13 to use, played the spacing effect to electric block body 10, made things convenient for simultaneously installing electric block body 10.

The working principle of the utility model is as follows:

when the electric hoist body 10 is used, a worker opens the driving motor 503, the output end of the driving motor 503 drives the cam 504 to rotate, the cam 504 drives the two limiting plates 505 to move reversely when rotating, the two limiting plates 505 drive the two L-shaped fixing rods 507 to move reversely when moving reversely, the reset spring 506 is extruded, when the two L-shaped fixing rods 507 move reversely, the two limiting rods 508 are driven to move out of the inner cavity of the limiting hole 3, the moving device 4 can move on the surface of the cross beam 2, after the moving device 4 moves to a designated position, the output end of the driving motor 503 drives the cam 504 to rotate, at the moment, the reset spring 506 rebounds to drive the two L-shaped fixing rods 507 to move oppositely, so that the two limiting rods 508 are oppositely inserted into the inner cavity of the limiting hole 3, and the moving device 4 can be positioned, thereby improving the stability of the moving device 4, when the worker needs to maintain the electric hoist body 10, the threaded rod 7 is driven to move, the insert 9 can be moved out of the inner cavity of the electric hoist body 10 through rotating the torsion block 8, the disassembling is convenient, and the maintenance efficiency is high.

To sum up: this low headroom European crane uses through mount 1, crossbeam 2, spacing hole 3, mobile device 4, positioning mechanism 5, thread bush 6, threaded rod 7, turn round piece 8, inserted block 9, electric block body 10, solid fixed ring 11, stopper 12 and spacing groove 13's cooperation, has solved current mobile device stability when removing relatively poor, and the position is skew easily to influence the hoist and lift by crane effect, be inconvenient for dismantling electric block simultaneously, lead to the problem of maintenance inefficiency.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a low headroom European crane, includes two mount (1), its characterized in that: the utility model provides a fixed connection crossbeam (2) between two opposite one sides of mount (1), spacing hole (3) have all been seted up to the front side and the rear side of crossbeam (2), the equal threaded connection of inner chamber of four threaded sleeves (6) has threaded rod (7), one side fixedly connected with torsion block (8) that threaded rod (7) kept away from threaded sleeve (6) is located in top fixedly connected with positioning mechanism (5), positioning mechanism (5) including positioning shell (501), the bottom of positioning shell (501) and the top fixedly connected with of mobile device (4), spacing groove (13) have all been seted up to the front side and the rear side of mobile device (4) inner chamber bottom, the equal fixedly connected with thread sleeve (6) of bottom of mobile device (4) front side and rear side, the quantity of threaded sleeve (6) is four, one side fixedly connected with torsion block (8) that threaded rod (7) were kept away from threaded rod (4) is close to one side of mobile device (4) runs through to the inner chamber of mobile device (4) and fixedly connected with insert block (9), and one side that inserts between four electric block (9) relative swing joint (10).

2. A low clearance euro crane as claimed in claim 1, wherein: spout (502) have all been seted up to both sides of positioning shell (501) inner chamber, the top fixedly connected with driving motor (503) of positioning shell (501), the output of driving motor (503) runs through to the inner chamber of positioning shell (501) and fixedly connected with cam (504), the bottom of cam (504) and the inner wall swing joint of positioning shell (501), the front side and the equal swing joint of rear side of cam (504) have limiting plate (505), the both sides of limiting plate (505) all with the inner wall swing joint of positioning shell (501), the equal fixedly connected with reset spring (506) of one side opposite of two limiting plates (505), one side that reset spring (506) kept away from limiting plate (505) and the inner wall fixedly connected with of positioning shell (501), the equal fixedly connected with L type dead lever (507) of one side opposite of two L type dead levers (507), the equal fixedly connected with limiting lever (508) of the bottom of two opposite sides of limiting lever (508) all runs through to the inner wall swing joint of inner chamber (3) of mobile device (4).

3. A low clearance euro crane as claimed in claim 1, wherein: the bottom of positioning shell (501) both sides is all fixedly connected with locating plate (509), the bottom of locating plate (509) and the top fixed connection of mobile device (4).

4. A low clearance euro crane as claimed in claim 2, wherein: the surface of the driving motor (503) is sleeved with a positioning ring (510), and the bottom of the positioning ring (510) is fixedly connected with the top of the positioning shell (501).

5. A low clearance euro crane as claimed in claim 2, wherein: both sides of limiting plate (505) are all fixedly connected with slider (511), one side that limiting plate (505) was kept away from to slider (511) is with the inner wall swing joint of spout (502).

6. A low clearance euro crane as claimed in claim 1, wherein: the surface of the thread bush (6) is sleeved with a fixing ring (11), and one side of the fixing ring (11) close to the moving device (4) is fixedly connected with the surface of the moving device (4).

7. A low clearance euro crane as claimed in claim 1, wherein: limiting blocks (12) are fixedly connected to the front side and the rear side of the top of the electric hoist body (10), and the top of each limiting block (12) is movably connected with the inner wall of each limiting groove (13).