CN214270058U - Variable-frequency loading elevator - Google Patents

Abstract

A frequency conversion loading elevator comprises a frequency conversion motor, a rear shell, a front shell, an upper hook, a lower hook, a steel wire rope, a driving gear, a reduction gear, a tensioner and a supporting hoisting frame; the upper hook is arranged at the upper part of the rear shell, the motor is arranged at the rear outer side of the rear shell, the driving gear is arranged in front of a power output shaft of the motor, and a shaft lever of the reduction gear is arranged in a bearing inner ring of the bearing seat; the rear side end of the reduction gear is provided with a winding coil; the tensioner is arranged at the inner lower part of the front end of the rear shell, and steel wire rope guide pipes are respectively arranged at the outer two sides of the front lower end of the rear shell; the steel wire rope is wound on a winding ring at the rear end of the reduction gear, and the front shell and the rear shell are mounted together; the supporting and hoisting frame comprises a connecting plate and a supporting plate, the supporting plate is installed at the lower end of the connecting plate, the upper end of the connecting plate is installed at the lower ends of the rear shell and the front shell, and the lower hook is installed at the lower part of one end of the steel wire rope. This novel simple structure is compact, dismantles and transports the convenience to the probability of relevant equipment wearing and tearing and damage has been reduced.

Description

Variable-frequency loading elevator

Technical Field

The utility model relates to a lifting device field, especially a frequency conversion carries thing lifting machine.

Background

In the building construction, equipment maintenance, installation and other places (such as the place for installing and maintaining wind power), the traditional electric winch is generally adopted for lifting goods. The electric winch comprises a motor reducing mechanism, a winding drum and other mechanisms, is large in size and inconvenient to carry, can be conveniently used in fixed places, but is not fixed in places such as building construction, equipment maintenance and installation, randomness is high due to the fact that the place for hoisting articles is not fixed, and the articles need to be moved to required positions at any time to hoist the articles, so that the electric winch has limitations in places such as building construction, equipment maintenance and installation. Although the electric hoist is small in size, the electric hoist is limited by the shape, size and the like, the length of an iron chain is limited, and when goods need to be lifted to a high position (the existing electric hoist cannot lift the goods to more than 100 meters), the needs cannot be met frequently. And no matter electric hoist or electric block all have a shortcoming, just inconvenient dismantlement after using, it is very inconvenient when needing to transport to other places and use.

The existing electric windlass and electric hoist generally adopt a common alternating current motor as a driving mechanism, and the common motor has the defect of relative energy consumption compared with a variable frequency motor. In addition, the existing electric hoist or the like is placed on the ground or the like, and the electric hoist or the like is not provided with a special supporting mechanism, and can be in contact with foreign matters on the ground when being placed on the ground, so that the electric hoist or the like is unnecessarily worn, and even parts including an electric cabinet or the like are damaged (including a wire).

Disclosure of Invention

In order to overcome current electric hoist engine volume big partially, it is inconvenient to carry, and electric block can not hoist the goods to the high position, and both can not conveniently be dismantled and transport other regional uses, adopt ordinary motor to have the power consumption relatively as actuating mechanism, and electric block etc. do not have a supporting mechanism, can lead to receiving unnecessary wearing and tearing because of contacting with ground and other equipment, and have the drawback that the rate caused the equipment to damage, the utility model provides an adopt inverter motor as actuating mechanism, can reach energy-conserving purpose for ordinary motor drive, overall structure is simple compact, dismantles and transports conveniently, can use in the region of any needs, has the frequency conversion thing lifting machine that supports hoist and mount, can prevent other positions of equipment contact unnecessary wearing and tearing that ground brought when not using.

The utility model provides a technical scheme that its technical problem adopted is:

a frequency conversion loading elevator comprises a frequency conversion motor, a rear shell, a front shell, an upper hook, a lower hook, a steel wire rope, a driving gear, a reduction gear and a tensioner, and is characterized by also comprising a supporting hoisting frame; the upper hook is arranged at the upper part of the rear shell, the motor is arranged at the rear outer side of the rear shell, a power output shaft of the motor is positioned in the front upper end of the rear shell, the driving gear is arranged in front of the power output shaft of the motor, a bearing seat is arranged in the front inner part of the rear shell, and the rear end of a shaft lever of the reduction gear is arranged in a bearing inner ring of the bearing seat; the rear side end of the reduction gear is provided with a winding coil; the tensioner is arranged at the inner lower part of the front end of the rear shell, and steel wire rope guide pipes are respectively arranged at the outer two sides of the front lower end of the rear shell; the steel wire rope is wound on a winding ring at the rear end of the reduction gear, and the left end and the right end of the steel wire rope are led in and led out of the lower end of the rear shell through two steel wire rope guide pipes respectively from two sides inside the tensioner; the rear side of the front shell is provided with a bearing seat, the front shell and the rear shell are installed together, and the front end of a shaft lever of the reduction gear is installed in a bearing inner ring of the rear bearing seat of the front shell; the supporting and hoisting frame comprises a connecting plate and a supporting plate, the supporting plate is installed at the lower end of the connecting plate, the upper end of the connecting plate is installed at the lower end of the rear shell and the lower end of the front shell, the supporting plate is of a horizontal distribution structure, and the lower hook is installed at the lower part of one end of the steel wire rope.

Further, the driving gear is meshed with the reduction gear, and the number of teeth of the reduction gear is larger than that of the driving gear.

Furthermore, the tensioning device comprises a rear supporting plate, two tensioning wheels and a fixing shell, shaft rods are respectively installed at two ends of the front side of the rear supporting plate, the two tensioning wheels are sleeved outside the two shaft rods respectively, an arc-shaped guide plate is installed in the middle of the rear supporting plate, the fixing shell and the rear supporting plate are installed together, the left part of the steel wire rope is located between the right side of the left end tensioning wheel and the left side of the guide plate, and the right part of the steel wire rope is located between the left side of the right end tensioning wheel and the right side of the guide.

Furthermore, the left part of the steel wire rope is respectively in close contact with the upper right end of the left end tensioning wheel of the tensioner and the lower left end of the rear side end winding ring of the reduction gear, and the right part of the steel wire rope is respectively in close contact with the upper left end of the right end tensioning wheel of the tensioner and the lower right end of the rear side end winding ring of the reduction gear.

The utility model has the advantages that: the utility model has the advantages of simple and compact integral structure, the dismantlement and the transportation convenience can be in the regional use of any needs. When the lifting device is used, after workers arrive at a destination, the working steel wire rope is hung at the highest point of goods to be lifted in a building construction site, and the lower end of the working steel wire rope is hung on the upper hook to enter a lifting process. This novel inverter motor that adopts can reach better energy-conserving purpose as actuating mechanism. When the speed reduction gear drives the steel wire rope to move towards the left side through the winding ring during hoisting, the right end of the steel wire rope drives the goods to ascend, and the goods descends when the speed reduction gear moves towards the right side. In this is novel, because overall structure sets up on supporting hoist and mount frame, motor, electric cabinet, casing etc. can not contact with ground when not using like this, have reduced the probability of relevant equipment wearing and tearing and damage. Based on the above, so the utility model discloses good application prospect has.

Drawings

The invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the present invention in a state where the front case is not installed.

Fig. 3 is a schematic view of the split structure of the present invention.

Fig. 4 is a schematic view of the reduction gear structure of the present invention.

Fig. 5 is a schematic diagram of the tensioner of the present invention.

Detailed Description

As shown in fig. 1, 2, 3, 4 and 5, a frequency conversion loading elevator comprises a frequency conversion motor 1 with a transverse power output shaft at the upper end, other necessary components for ensuring the normal work of the motor 1, an electric control box 3, a rear shell 4, a front shell 5, an upper hook 6, a lower hook 7, a steel wire rope 8, a driving gear 9, a reduction gear 10 and a tensioner 11; the electric control box 3 is matched with an operating handle 31 connected through a lead, the power supply input end of the electric control box 3 is connected with a 380V alternating current power supply through a lead, the power supply output end of the electric control box 3 is connected with the power supply input end of the variable frequency motor 1 through a lead, and the electric control box is also provided with a supporting hoisting frame 12; the upper hook 6 is arranged in the middle outside the upper part of the rear shell 4, the upper middle part of the rear shell 4 is provided with a shaft hole 41 which penetrates through the front and the rear, the motor 1 is vertically arranged on the rear outer side of the rear shell 4 through a screw nut, a power output shaft of the motor 1 is led into the front end of the rear shell 4 through the middle shaft hole 41 at the upper end of the rear shell, the middle part of the driving gear 9 is tightly sleeved in front of the power output shaft of the motor 1, the front inner middle part of the rear shell 4 is provided with a bearing seat 42, a bearing is tightly sleeved in the bearing seat 42, and the rear part of a shaft lever in the middle of the reduction gear 10 is tightly sleeved in an inner ring of the bearing; the rear side end of the reduction gear 10 is provided with an integrally formed annular winding ring 101; the tensioner is arranged in the middle of the front end of the rear shell 4, the lower middle part of the front end of the rear shell 4 is provided with a steel wire rope guide pipe 43, and the upper part of the guide pipe 43 is positioned at the lower end of the tensioner; the steel wire rope 8 is wound on a winding ring 101 at the rear end of the reduction gear, and the left end and the right end of the steel wire rope 8 are led in and led out of the lower end of the rear shell through two steel wire rope guide pipes 43 respectively through two sides in the tensioner; the middle part of the rear side of the front shell 5 is provided with a bearing seat, the front shell 5 and the rear shell 4 are installed together through screw nuts, and the front end of a shaft rod of the reduction gear 10 is tightly sleeved in a bearing inner ring of the middle bearing seat of the rear side of the front shell 5; the supporting and hoisting frame comprises a connecting plate 121 and a supporting plate 122, the supporting plate 122 is welded at the lower end of the connecting plate 121, the upper end of the connecting plate 121 is installed at the lower ends of the rear shell 4 and the front shell 5 through screw nuts, the supporting plate 122 is of a horizontal distribution structure, and the lower hook 7 is installed at the lower part of the right end of the steel wire rope 8.

As shown in fig. 1, 2, 3, 4, 5, the drive gear 9 and the reduction gear 10 are engaged, and the number of teeth of the reduction gear 10 is larger than that of the drive gear 9. The tensioner comprises a rear supporting plate 111, two tensioning wheels 112 and a fixing shell 113, two shaft rods are longitudinally welded at two ends of the front side of the rear supporting plate 111 respectively, the number of the tensioning wheels 112 is two, inner bearing rings in the middle of the two tensioning wheels 112 are respectively and tightly sleeved on the outer sides of the two shaft rods, a guide plate 114 with inward concave arc-shaped two side ends is installed in the middle of the rear supporting plate 111 through a screw nut, the fixing shell 113 and the rear supporting plate 111 are installed together through the screw nut, the left part of a steel wire rope 8 is located between the right side of the left-end tensioning wheel 112 and the left side of the guide plate 114, and the right part of the steel wire rope 8 is located between the left side of the right-end tensioning wheel 112 and the right side of the guide plate 114. The left part of the steel wire rope 8 is respectively in close contact with the upper right end of the left end tension pulley 112 of the tensioner and the lower left end of the rear end winding ring 101 of the reduction gear, and the right part of the steel wire rope is respectively in close contact with the upper left end of the right end tension pulley 112 of the tensioner and the lower right end of the rear end winding ring 101 of the reduction gear.

As shown in fig. 1, 2, 3, 4 and 5, the utility model has simple and compact structure, convenient disassembly and transportation, and can be used in any required area. Because overall structure sets up on supporting hoist and mount frame, when not using like this, motor, electric cabinet, casing etc. can not contact with ground, have reduced the probability of relevant equipment wearing and tearing and damage. When the hoisting device is used, after workers reach a destination, the upper part of the working steel wire rope is hung at the highest point of goods to be hoisted in a building construction site, and the lower part of the working steel wire rope is hung on the upper hook 6, so that the hoisting process can be carried out. This novel inverter motor 1 that adopts can reach better energy-conserving purpose as actuating mechanism. This novel hoist and mount goods when high position, when the staff had been reached its pivot clockwise rotation of electricity through operating handle 31 control button control motor 1, driving gear 9 can drive reduction gear 10 anticlockwise rotation, reduction gear 10 acts on wire rope 8 behind the power speed reduction increase moment of torsion with motor 1 output, can drive wire rope through the winding circle 101 of its rear end during reduction gear 10 anticlockwise rotation, so 8 left end portions of wire rope can reduce the height gradually, right-hand member wire rope 8 rises the height gradually, just so can hoist the goods to high position. When hoisting goods to the low position, when the staff has controlled the button control motor 1 to have its pivot anticlockwise rotation through the operating handle, driving gear 9 can drive reduction gear 10 clockwise, reduction gear 10 acts on wire rope 8 after with the power speed reduction increase moment of torsion of motor 1 output, can drive wire rope through the winding circle 101 of its rear end when reduction gear 10 clockwise rotates and move right, so wire rope 8 left end portion can rise the height gradually, right-hand member wire rope 8 descends the height gradually, just so can hoist the goods to the low position. This is novel, no matter be reduction gear's coiling circle 101 drive wire rope 8 left or right movement, wire rope 8's left part respectively with tensioning ware left end take-up pulley 112 upper right end, in close contact with between the reduction gear rear end coiling circle 101 lower extreme, wire rope's right part respectively with tensioning ware right-hand member take-up pulley 112 upper left end, in close contact with between the reduction gear rear end coiling circle 101 lower extreme, the power transmission who has effectively guaranteed the reduction gear wheel like this is to couple 7 down, realize the steady hoist and mount of goods. This neotype lifting power 1000KG, operating voltage 380V, rated power 2.0KW, about 58KG of main part weight, 9 meters/minute or 18 meters/minute that wire rope hoisting speed is adjustable, and the wire rope diameter of adoption is 6.8 millimeters. This is novel to have overcome current electric hoist engine volume big partially, and the transport is inconvenient, and electric block can not hoist the goods to the high position, and both can not conveniently be dismantled and transport other regional uses, adopt ordinary motor to have the power consumption relatively as actuating mechanism to and electric block etc. do not have a supporting mechanism, can lead to receiving unnecessary wearing and tearing because of contacting with ground and other equipment, and have the drawback that the machine damage is caused to the organic rate.

The basic principles and essential features of the invention and the advantages of the invention have been shown and described above, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but rather can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, the embodiments do not include only one independent technical solution, and such description is only for clarity, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims (4)

1. A frequency conversion loading elevator comprises a frequency conversion motor, a rear shell, a front shell, an upper hook, a lower hook, a steel wire rope, a driving gear, a reduction gear and a tensioner, and is characterized by also comprising a supporting hoisting frame; the upper hook is arranged at the upper part of the rear shell, the motor is arranged at the rear outer side of the rear shell, a power output shaft of the motor is positioned in the front upper end of the rear shell, the driving gear is arranged in front of the power output shaft of the motor, a bearing seat is arranged in the front inner part of the rear shell, and the rear end of a shaft lever of the reduction gear is arranged in a bearing inner ring of the bearing seat; the rear side end of the reduction gear is provided with a winding coil; the tensioner is arranged at the inner lower part of the front end of the rear shell, and steel wire rope guide pipes are respectively arranged at the outer two sides of the front lower end of the rear shell; the steel wire rope is wound on a winding ring at the rear end of the reduction gear, and the left end and the right end of the steel wire rope are led in and led out of the lower end of the rear shell through two steel wire rope guide pipes respectively from two sides inside the tensioner; the rear side of the front shell is provided with a bearing seat, the front shell and the rear shell are installed together, and the front end of a shaft lever of the reduction gear is installed in a bearing inner ring of the rear bearing seat of the front shell; the supporting and hoisting frame comprises a connecting plate and a supporting plate, the supporting plate is installed at the lower end of the connecting plate, the upper end of the connecting plate is installed at the lower end of the rear shell and the lower end of the front shell, the supporting plate is of a horizontal distribution structure, and the lower hook is installed at the lower part of one end of the steel wire rope.

2. The variable frequency loading elevator as claimed in claim 1, wherein the drive gear is engaged with the reduction gear, and the number of teeth of the reduction gear is greater than the number of teeth of the drive gear.

3. The variable-frequency loading elevator according to claim 1, wherein the tensioner comprises a rear support plate, two tension wheels and a fixed shell, two shaft rods are respectively installed at two ends of the front side of the rear support plate, the inner rings of the two tension wheels are respectively sleeved outside the two shaft rods, an arc-shaped guide plate is installed in the middle of the rear support plate, the fixed shell and the rear support plate are installed together, the left part of the steel wire rope is located between the right side of the left tension wheel and the left side of the guide plate, and the right part of the steel wire rope is located between the left side of the right tension wheel and the right side of the guide plate.

4. The variable-frequency loading elevator according to claim 3, wherein the left portion of the steel wire rope is in close contact with the upper right end of the left end tension pulley of the tensioner and the lower left end of the rear end winding ring of the reduction gear, and the right portion of the steel wire rope is in close contact with the upper left end of the right end tension pulley of the tensioner and the lower right end of the rear end winding ring of the reduction gear.

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