CN217102782U - Top-impacting-preventing electric single-beam European crane - Google Patents

Abstract

An anti-ejection electric single-beam European crane comprises a main beam, wherein an electric hoist is mounted on the main beam, the electric hoist comprises a shell, an anti-ejection device is mounted on the shell, the anti-ejection device comprises two spaced mounting plates fixed on the shell, a horizontal upper buffer plate and a horizontal lower buffer plate are sequentially arranged between the two mounting plates from top to bottom, the upper buffer plate and the lower buffer plate are both arranged below the shell, strip-shaped holes are formed in the upper buffer plate and the lower buffer plate, vertical sliding grooves are formed in the inner sides of the mounting plates, the end parts of the upper buffer plate and the lower buffer plate are both arranged in the sliding grooves, the upper buffer plate is detachably fixed in the sliding grooves through mounting bolts, a first buffer spring is mounted between the upper buffer plate and the lower buffer plate, and the first buffer spring is arranged in the sliding grooves; the top of lower buffer plate can be dismantled and be fixed with second buffer spring device, has the interval between second buffer spring device and the last buffer plate. The utility model discloses protect electric block, reduce the damage that causes because of the striking.

Description

Top-impacting-preventing electric single-beam European crane

Technical Field

The utility model relates to a technical field of hoist, concretely relates to electronic monospar european style hoist on scour protection top.

Background

The hoist indicates the multiple action hoisting machinery of vertical lift and horizontal transport heavy object in the certain limit, european style monospar hoist has the dead weight light, the structure is small and exquisite, the energy consumption is lower, compare with traditional hoist, the hoisting height is higher, the effective working space of current factory building has actually been increased, when in-service use, when improper or equipment trouble because of the operation, the phenomenon of bumping into the top can appear, the lifting hook subassembly is uncontrolled promptly, direct striking is in electric block's bottom, make electric block cause serious striking to destroy, cost of maintenance and maintenance time are longer, influence the normal work in workshop, so need design an electric monospar european style hoist on scour protection top, protect electric block, reduce the damage because of the striking causes.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides an electronic monospar european style hoist on scour protection top protects electric block, reduces the damage because of the striking causes.

The utility model discloses the technical scheme who takes does:

an anti-ejection electric single-beam European crane comprises a main beam, wherein an electric hoist is mounted on the main beam, the electric hoist comprises a shell, an anti-ejection device is mounted on the shell, the anti-ejection device comprises two spaced mounting plates fixed on the shell, a horizontal upper buffer plate and a horizontal lower buffer plate are sequentially arranged between the two mounting plates from top to bottom, the upper buffer plate and the lower buffer plate are both arranged below the shell, strip-shaped holes are formed in the upper buffer plate and the lower buffer plate, vertical sliding grooves are formed in the inner sides of the mounting plates, the end parts of the upper buffer plate and the lower buffer plate are both arranged in the sliding grooves, the upper buffer plate is detachably fixed in the sliding grooves through mounting bolts, a first buffer spring is mounted between the upper buffer plate and the lower buffer plate, and the first buffer spring is arranged in the sliding grooves; the top of lower buffer plate can be dismantled and be fixed with second buffer spring device, has the interval between second buffer spring device and the last buffer plate.

The second buffer spring device comprises a horizontal fixing plate, a plurality of spaced second buffer springs are fixed at the top of the fixing plate, a gap is formed between the top of each second buffer spring and the bottom of the upper buffer plate, and the fixing plate is detachably fixed at the top of the lower buffer plate through screws.

The top of lower buffer plate is equipped with the spacing groove, and the bottom of fixed plate is equipped with the spacing strip with spacing groove sliding connection.

The bottom of spout is opened, and the bottom of mounting panel articulates there is the limiting plate that corresponds with the spout, and the limiting plate passes through fixing bolt can dismantle the bottom of fixing at the mounting panel.

The top and the bottom of first buffer spring all are fixed with the installation piece, are fixed with the spliced pole on the installation piece, go up the bottom of buffer board and the top of lower buffer board all be equipped with spliced pole complex inserting groove.

The utility model discloses a top-rushing prevention device is installed on the casing to protect the electric hoist, reduce the damage caused by the impact, a horizontal upper buffer plate and a lower buffer plate are arranged between the two mounting plates from top to bottom in sequence, the upper buffer plate and the lower buffer plate are both arranged below the casing, the upper buffer plate and the lower buffer plate both play the role of buffer protection, and are protected in a grading way, bar-shaped holes are arranged on the upper buffer plate and the lower buffer plate, which are convenient for the steel wire rope to move left and right, thereby ensuring the smooth work of the electric hoist, a first buffer spring is installed between the upper buffer plate and the lower buffer plate, the first buffer spring plays the role of buffer, a second buffer spring device can be detachably fixed on the top of the lower buffer plate, and further plays the role of buffer, when the lifting height is higher during the normal work, the lifting hook component slowly contacts with the lower buffer plate, and in the process of moving upwards, buffer board rebound under the hook subassembly drives, and the tip of lower buffer board slides along the spout, and first buffer spring is extruded to lower buffer board, wholly improves the lifting height of hook subassembly, when appearing dashing the top phenomenon, the hook subassembly directly strikes under on the buffer board, and first buffer spring is extruded to lower buffer board, and the buffering guard action of step is at first, when the bottom contact of second buffer spring device and last buffer board, extrudees second buffer spring device, plays buffering guard action once more.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the anti-ejection device.

Detailed Description

As shown in fig. 1 and 2, an anti-bumping electric single-beam european crane comprises a main beam 1, an electric hoist 2 is mounted on the main beam 1, the electric hoist 2 comprises a housing 4, an anti-bumping device 3 is mounted on the housing 4 for protecting the electric hoist 2 and reducing damage caused by impact, the anti-bumping device 3 comprises two spaced mounting plates 5 fixed on the housing 4, a horizontal upper buffer plate 17 and a horizontal lower buffer plate 13 are sequentially arranged between the two mounting plates 5 from top to bottom, the upper buffer plate 17 and the lower buffer plate 13 are both arranged below the housing 4, the upper buffer plate 17 and the lower buffer plate 13 both play a role of buffer protection and are classified protection, the protection effect is good, strip-shaped holes are arranged on the upper buffer plate 17 and the lower buffer plate 13, a steel wire rope of the electric hoist 2 conveniently penetrates through the strip-shaped holes and moves along the strip-shaped holes, and smooth work of the electric hoist 2 is ensured, a vertical sliding groove 8 is formed in the inner side of the mounting plate 5, the end parts of the upper buffer plate 17 and the lower buffer plate 13 are arranged in the sliding groove 8, the upper buffer plate 17 is detachably fixed in the sliding groove 8 through a mounting bolt 6, a first buffer spring 9 is arranged between the upper buffer plate 17 and the lower buffer plate 13, the first buffer spring 9 is arranged in the sliding groove 8, and the first buffer spring 9 plays a buffering role; the top of the lower buffer plate 13 is detachably fixed with a second buffer spring 15 device for further buffering, and a space is arranged between the second buffer spring 15 device and the upper buffer plate 17.

The second buffer spring 15 device comprises a horizontal fixing plate 14, a plurality of spaced second buffer springs 15 are fixed at the top of the fixing plate 14, a gap is formed between the top of each second buffer spring 15 and the bottom of the upper buffer plate 17, the fixing plate 14 is detachably fixed at the top of the lower buffer plate 13 through screws, the lower buffer plate 13 moves upwards to a certain position, the second buffer springs 15 are in contact with the bottom of the upper buffer plate 17, a buffering effect is achieved, and the resistance of the lifting hook during normal lifting is also reduced.

The top of buffer board 13 is equipped with the spacing groove down, and the bottom of fixed plate 14 is equipped with the spacing strip 16 with spacing groove sliding connection, is convenient for carry on spacingly to fixed plate 14, and when installation fixed plate 14, spacing strip 16 slides along the spacing groove, also is convenient for install fixed plate 14 to suitable position.

The bottom of spout 8 is opened, the bottom of mounting panel 5 articulates there is limiting plate 11 that corresponds with spout 8, limiting plate 11 passes through fixing bolt 12 and can dismantle the bottom of fixing at mounting panel 5, limiting plate 11 plays limiting displacement, baffle 13 is deviate from in spout 8 under avoiding, it slides from top to bottom along spout 8 to influence it, when baffle 13 is down changed to needs, dismantle fixing bolt 12, rotate limiting plate 11, make the bottom of spout 8 expose, be convenient for under with baffle 13, first buffer spring 9 and last baffle 17 take out from spout 8 and change.

The top and the bottom of the first buffer spring 9 are both fixed with the mounting blocks 7, the mounting blocks 7 are fixed with the inserting posts 10, the bottom of the upper buffer plate 17 and the top of the lower buffer plate 13 are both provided with inserting grooves matched with the inserting posts 10, the first buffer spring 9 has higher use frequency, and can be extruded in the normal hoisting process, when the first buffer spring 9 needs to be replaced, the first buffer spring 9 is pulled downwards to ensure that the inserting posts 10 of the mounting block 7 at the top of the first buffer spring 9 are separated from the corresponding inserting grooves, then the first buffer spring 9 is pulled upwards to ensure that the inserting posts 10 of the mounting block 7 at the bottom of the first buffer spring 9 are separated from the corresponding inserting grooves, the first buffer spring 9 is taken out to extrude the new first buffer spring 9, so that the new first buffer spring 9 and the mounting blocks 7 fixed at the top and the bottom of the new first buffer spring 9 are both arranged in the sliding grooves 8, and the new first buffer spring 9 is loosened, and the inserting column 10 is inserted into the corresponding inserting groove to play a limiting role.

The middle shell 4 of the utility model is provided with the anti-bumping device 3 which protects the electric hoist 2 and reduces the damage caused by the impact, in normal operation, when the lifting height is higher, the hook component slowly contacts with the lower buffer plate 13, in the process of upward movement of the hook component, the hook component drives the lower buffer plate 13 to move upward, the end part of the lower buffer plate 13 slides along the chute 8, the lower buffer plate 13 extrudes the first buffer spring 9, the lifting height of the hook component is integrally improved, when the top impact phenomenon occurs, the hook component directly impacts the lower buffer plate 13, the lower buffer plate 13 extrudes the first buffer spring 9, the buffer protection function is firstly realized, when the second buffer springs 15 of the second buffer spring 15 means are in contact with the bottom of the upper buffer plate 17, the second buffer spring 15 of the second buffer spring 15 device is pressed, and the secondary buffer protection effect is achieved.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (4)

1. The utility model provides an electronic monospar european style hoist on scour protection top, includes the girder, installs electric block on the girder, and electric block includes casing, its characterized in that: the anti-ejection device comprises two spaced mounting plates fixed on the shell, a horizontal upper buffer plate and a horizontal lower buffer plate are sequentially arranged between the two mounting plates from top to bottom, the upper buffer plate and the lower buffer plate are both arranged below the shell, bar-shaped holes are formed in the upper buffer plate and the lower buffer plate, vertical sliding grooves are formed in the inner sides of the mounting plates, the end portions of the upper buffer plate and the lower buffer plate are both arranged in the sliding grooves, the upper buffer plate is detachably fixed in the sliding grooves through mounting bolts, a first buffer spring is arranged between the upper buffer plate and the lower buffer plate, and the first buffer spring is arranged in the sliding grooves; a second buffer spring device is detachably fixed on the top of the lower buffer plate, and a gap is formed between the second buffer spring device and the upper buffer plate;

the top and the bottom of first buffer spring all are fixed with the installation piece, are fixed with the spliced pole on the installation piece, go up the bottom of buffer board and the top of lower buffer board all be equipped with spliced pole complex inserting groove.

2. An anti-jack electric single beam european crane according to claim 1, wherein: the second buffer spring device comprises a horizontal fixing plate, a plurality of spaced second buffer springs are fixed at the top of the fixing plate, a gap is formed between the top of each second buffer spring and the bottom of the upper buffer plate, and the fixing plate is detachably fixed at the top of the lower buffer plate through screws.

3. An anti-jack electric single beam european crane according to claim 2, wherein: the top of buffer board is equipped with the spacing groove down, and the bottom of fixed plate is equipped with the spacing strip with spacing groove sliding connection.

4. An anti-jack electric single beam european crane according to claim 1, wherein: the bottom of spout is opened, and the bottom of mounting panel articulates there is the limiting plate that corresponds with the spout, and the limiting plate passes through fixing bolt can dismantle the bottom of fixing at the mounting panel.

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