CN217173015U

CN217173015U - Electric hoist fixing structure of electric hoist single-double-beam crane trolley

Info

Publication number: CN217173015U
Application number: CN202121956843.0U
Authority: CN
Inventors: 刘刚
Original assignee: Wuhan Tianrun'an Technology Co ltd
Current assignee: Wuhan Tianrun'an Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-08-12
Anticipated expiration: 2031-08-19

Abstract

The utility model provides an electric block fixed knot of electric block list two roof beam monkey constructs relates to the fixed technical field of hoist electric block, this electric block single two roof beam monkey's electric block fixed knot constructs, include: girder and electric block, drive screw is installed at the top of girder and slides and be used for driving the transmission piece of electric block motion along drive screw single degree of freedom, the both ends fixed mounting of transmission piece has the L type connecting plate of equipartition in the girder both sides, the bottom fixed mounting of L type connecting plate has the fixed plate, electric block's top fixed mounting has the sliding shaft, the top of sliding shaft runs through the fixed plate and is connected rather than the transmission, the top fixed mounting of sliding shaft has the fixture block that is used for preventing sliding shaft and fixed plate separation, elastic buffer has been cup jointed to the outer wall bottom of sliding shaft. The electric hoist fixing structure is prevented from being impacted by vibration, so that the device is damaged and the service life of the device is influenced.

Description

Electric hoist fixing structure of electric hoist single-double-beam crane trolley

Technical Field

The utility model relates to a fixed technical field of hoist electric block specifically is electric block fixed knot of electric block list two roof beam monkey constructs.

Background

Electric block compact structure, the electric block of motor axis perpendicular to reel axis adopts worm gear, but its motor heat dissipation prerequisite is poor, the grouping nature is poor, power supply unit, make and assemble the complicacy and lead to the difficult installation of electric block, and because the object quality that it hoisted is respectively different, easily cause the incident, and electric block also needs to lubricate its surperficial guide rail when removing, otherwise can make its ageing and damage, and electric block can move to the optional position, consequently, need it to have better mobility, one side leads to electric block's fixed comparatively troublesome.

The chinese patent with the grant publication number of CN209635748U discloses an electric block fixed knot of electric block single double girder monkey constructs, including girder shell and electric block, the electric block bottom is passed through the cable wire and is connected with the lifting hook, girder shell bottom is equipped with convex guide rail, and convex guide rail surface is equipped with a plurality of universal wheels, the fixed bolster is all installed to the universal wheel both sides, be equipped with the scrubbing brush around the universal wheel, girder shell surface is opened there are oil inlet and outside UNICOM.

However, above-mentioned technical scheme still has following defect, and the device passes through the universal wheel and drives the motion of electric block, makes electric block travel in-process stability relatively poor, and does not set up buffer gear between electric block and the fixed knot structure for easy vibrations that produce when electric block hoists the heavy object cause electric block's damage, influence electric block's life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric block fixed knot of electric block list two roof beam monkey constructs, the electric block fixed knot who aims at solving among the prior art constructs through the universal wheel drive electric block motion, makes electric block travel in-process stability relatively poor, and does not set up buffer gear between electric block and the fixed knot structure for produce vibrations easily when electric block hoists the heavy object, causes electric block's damage, influences electric block's life's problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme: electric block fixed knot of electric block list two roof beam monkey constructs includes: girder and electric block, drive screw is installed at the top of girder and slides and be used for driving the transmission piece of electric block motion along drive screw single degree of freedom, the both ends fixed mounting of transmission piece has the L type connecting plate of equipartition in the girder both sides, the bottom fixed mounting of L type connecting plate has the fixed plate, electric block's top fixed mounting has the sliding shaft, the top of sliding shaft runs through the fixed plate and is connected rather than the transmission, the top fixed mounting of sliding shaft has the fixture block that is used for preventing sliding shaft and fixed plate separation, elastic buffer has been cup jointed to the outer wall bottom of sliding shaft.

The utility model discloses a further technical scheme does, driving screw and transmission piece threaded connection, the equal fixed mounting in both ends of girder has the installation piece that is used for installing driving screw, and driving screw's both ends are rotated respectively and are installed on two installation pieces, and fixed mounting has the positive and negative motor that is used for driving screw pivoted on one of them installation piece, driving screw's one end and the output shaft fixed connection of positive and negative motor.

In order to make the utility model discloses it can carry on spacingly to the direction of motion of transmission piece 4 to have for its effect that can only carry out the motion along the direction of girder 1, the utility model discloses a further technical scheme does, two fixed mounting has two symmetric distribution at the gag lever post of drive screw both sides between the corresponding both sides of installation piece, transmission piece and gag lever post sliding connection.

In order to make the utility model discloses have the frictional force between the time of can reducing the motion of driving block 4 and girder 1 for the motion of driving block 4 is more steady, and the effect that the energy consumption is lower, the further technical scheme of the utility model does, install the ball that is used for reducing frictional force between the two between the bottom of driving block and the girder top, the ball rotates the bottom of installing at the driving block.

The utility model discloses a further technical scheme does, spacing spout, two have been seted up to the bilateral symmetry of girder one side that L type connecting plate is close to the girder all rotates the gyro wheel of installing and being used for L type connecting plate to support, and the gyro wheel stretches into spacing spout and rather than roll connection.

In order to make the utility model discloses have the vibrations that can produce when lifting by crane the heavy object to electric block 2 and cushion, improve device's life's effect, the utility model discloses a further technical scheme does, sliding shaft and elastic buffer have two at least, and the equipartition is at electric block's top, elastic buffer is tension spring, and elastic buffer's top and bottom difference fixed mounting are at girder and electric block's outer wall.

The utility model has the advantages that:

the threaded connection drive electric block that the device passes through drive screw and transmission piece carries out transverse motion along the girder for the transmission efficiency of device is higher, and transmission stability is stronger, and the vibrations that produce when electric block lifts by crane the heavy object can turn into elastic buffer's elasticity, has avoided vibrations to cause the impact to electric block fixed knot structure, makes the device damage, influences the life of device.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a right side view of an embodiment of the present invention.

In the figure: 1. a main beam; 2. an electric hoist; 3. a drive screw; 4. a transmission block; 5. an L-shaped connecting plate; 6. a fixing plate; 7. a slide shaft; 8. a clamping block; 9. an elastic buffer member; 10. a limiting chute; 11. a roller; 12. a ball bearing; 13. a limiting rod.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-2, the electric hoist fixing structure of the electric hoist single and double beam crane trolley comprises: girder 1 and electric block 2, drive screw 3 and the transmission block 4 that slides and be used for driving electric block 2 motion along 3 single degrees of freedom of drive screw are installed at the top of girder 1, the both ends fixed mounting of transmission block 4 has the L type connecting plate 5 of equipartition in girder 1 both sides, the bottom fixed mounting of L type connecting plate 5 has fixed plate 6, the top fixed mounting of electric block 2 has slide shaft 7, fixed plate 6 is run through at the top of slide shaft 7 and is connected rather than the transmission, the top fixed mounting of slide shaft 7 has the fixture block 8 that is used for preventing

slide shaft

7 and 6 separations of fixed plate, elastic buffer 9 has been cup jointed to the outer wall bottom of slide shaft 7.

In this embodiment, the threaded connection drive electric block 2 that the device passes through drive screw 3 and transmission block 4 carries out lateral motion along girder 1 for the transmission efficiency of device is higher, and transmission stability is stronger, and the vibrations that produce when electric block 2 lifts by crane the heavy object can turn into the elasticity of elastic buffer 9, has avoided vibrations to cause the impact to electric block 2 fixed knot, makes the device damage, influences the life of device.

Specifically, drive

screw

3 and 4 threaded connection of transmission piece, the equal fixed mounting in both ends of girder 1 has the installation piece that is used for installing drive screw 3, and drive screw 3's both ends rotate respectively and install on two installation pieces, and fixed mounting has the positive and negative motor that is used for driving drive screw 3 pivoted on one of them installation piece, drive screw 3's one end and the output shaft fixed connection of positive and negative motor.

Furthermore, two limiting rods 13 which are symmetrically distributed on two sides of the driving screw rod 3 are fixedly installed between two corresponding sides of the two installation blocks, and the transmission block 4 is connected with the limiting rods 13 in a sliding mode and can limit the movement direction of the transmission block 4, so that the transmission block can only move along the direction of the main beam 1.

Specifically, install the ball 12 that is used for reducing frictional force between the two between the bottom of driving block 4 and the girder 1 top, ball 12 rotates and installs the bottom at driving block 4, can reduce the frictional force between 4 motion of driving block and the girder 1 for the motion of driving block 4 is more steady, and the energy consumption is lower.

Specifically, limiting sliding grooves 10 are symmetrically formed in two sides of the main beam 1, idler wheels 11 used for supporting the L-shaped connecting plates 5 are rotatably mounted on one sides, close to the main beam 1, of the two L-shaped connecting plates 5, and the idler wheels 11 stretch into the limiting sliding grooves 10 and are in rolling connection with the limiting sliding grooves.

Specifically, slide 7 and elastic buffer 9 have two at least, and the equipartition is at the top of electric block 2, and elastic buffer 9 is tension spring, and elastic buffer 9's top and bottom fixed mounting respectively are at girder 1 and electric block 2's outer wall, can cushion the vibrations that produce when electric block 2 lifts by crane the heavy object, have improved the life of device.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Electric block fixed knot of electric block list two roof beam monkey constructs, includes: girder (1) and electric block (2), its characterized in that, driving screw (3) and driving block (4) that slides and be used for driving electric block (2) motion along driving screw (3) single degree of freedom are installed to the top of girder (1), the both ends fixed mounting of driving block (4) has L type connecting plate (5) of equipartition in girder (1) both sides, the bottom fixed mounting of L type connecting plate (5) has fixed plate (6), the top fixed mounting of electric block (2) has slide shaft (7), the top of slide shaft (7) runs through fixed plate (6) and is connected rather than the transmission, the top fixed mounting of slide shaft (7) has fixture block (8) that are used for preventing slide shaft (7) and fixed plate (6) separation, elastic buffer spare (9) have been cup jointed to the outer wall bottom of slide shaft (7).

2. The electric hoist fixing structure of the electric hoist single and double beam crane trolley according to claim 1, wherein the driving screw (3) is in threaded connection with the transmission block (4), the two ends of the main beam (1) are fixedly provided with the mounting blocks for mounting the driving screw (3), the two ends of the driving screw (3) are respectively and rotatably mounted on the two mounting blocks, one of the mounting blocks is fixedly provided with the forward and reverse rotation motor for driving the driving screw (3) to rotate, and one end of the driving screw (3) is fixedly connected with the output shaft of the forward and reverse rotation motor.

3. The electric hoist fixing structure of the electric hoist single and double beam crane trolley according to claim 2, wherein two limiting rods (13) symmetrically distributed on two sides of the driving screw rod (3) are fixedly installed between two corresponding sides of the two installation blocks, and the transmission block (4) is connected with the limiting rods (13) in a sliding manner.

4. The electric hoist fixing structure of the electric hoist single and double beam crane trolley according to claim 2, characterized in that a ball (12) for reducing the friction between the bottom of the transmission block (4) and the top end of the main beam (1) is installed between the bottom of the transmission block (4) and the top end of the main beam, and the ball (12) is rotatably installed at the bottom end of the transmission block (4).

5. The electric hoist fixing structure of the electric hoist single-double beam crane trolley according to any one of claims 1 to 4, characterized in that limiting sliding grooves (10) are symmetrically formed in two sides of the main beam (1), rollers (11) for supporting the L-shaped connecting plates (5) are rotatably mounted on one sides of the two L-shaped connecting plates (5) close to the main beam (1), and the rollers (11) extend into the limiting sliding grooves (10) and are in rolling connection with the limiting sliding grooves (10).

6. The electric hoist fixing structure of the electric hoist single and double beam crane trolley according to any one of claims 1 to 4, characterized in that the number of the sliding shaft (7) and the elastic buffer member (9) is at least two, and the sliding shaft and the elastic buffer member are uniformly distributed on the top of the electric hoist (2), the elastic buffer member (9) is a tension spring, and the top end and the bottom end of the elastic buffer member (9) are respectively and fixedly installed on the outer walls of the main beam (1) and the electric hoist (2).