阅读说明：本技术 一种龙门吊的悬吊接触式取电装置及制作方法 (Suspension contact type electricity taking device of gantry crane and manufacturing method ) 是由 杨辉 张家铭 杨尚柏 刘岩 王大凯 梁付国 曾超 于 2019-10-10 设计创作，主要内容包括：本发明公开了一种龙门吊的悬吊接触式取电装置及制作方法,包括悬吊梁和取电工具,悬吊梁固定在龙门吊上,取电工具设在悬吊梁底部,沿其长度方向间隔设置；取电工具包括固定夹板、接电滚轮、轴承、输电轴杆和电滑环；接电滚轮与输电轴杆固定保持一直运动,并通过轴承固定在两块固定夹板之间,输电轴杆的一端露出固定夹板外,露出端上设有电滑环；悬吊梁包括连接杆和横梁,取电工具通过连接板固定在横梁上；接电滚轮和横梁之间设有电线,所述电线设在两块固定夹板之间,并与接电滚轮接触连接。本发明将接电滚轮和输电轴杆固定并保持一致运动,通过轴承和电滑环的转动代替接电滚轮和输电轴杆之间的滚动,实现与电线的接触取电。(The invention discloses a suspension contact type electricity taking device of a gantry crane and a manufacturing method thereof, wherein the suspension contact type electricity taking device comprises a suspension beam and electricity taking tools, the suspension beam is fixed on the gantry crane, and the electricity taking tools are arranged at the bottom of the suspension beam at intervals along the length direction of the suspension beam; the electricity taking tool comprises a fixed clamping plate, an electricity receiving roller, a bearing, a power transmission shaft lever and an electric slip ring; the power connection roller and the power transmission shaft rod are fixed and kept in a constant motion and are fixed between the two fixing splints through a bearing, one end of the power transmission shaft rod is exposed out of the fixing splints, and an electric slip ring is arranged at the exposed end; the suspension beam comprises a connecting rod and a cross beam, and the electricity taking tool is fixed on the cross beam through the connecting plate; and an electric wire is arranged between the electric connection roller and the cross beam, is arranged between the two fixed clamping plates and is in contact connection with the electric connection roller. The electric power collecting device fixes and keeps the electric power receiving roller and the power transmission shaft rod to move in a consistent mode, and the rotation of the bearing and the electric slip ring replaces the rolling between the electric power receiving roller and the power transmission shaft rod, so that the contact power collection between the electric power collecting device and the electric wire is realized.)

1. A suspension contact type electricity taking device of a gantry crane is characterized by comprising a suspension beam and three electricity taking tools, wherein the suspension beam is fixed on the gantry crane, and the three electricity taking tools are arranged at the bottom of the suspension beam at intervals along the length direction of the suspension beam;

the electricity taking tool comprises a fixed clamping plate (1), an electricity receiving roller (2), a bearing (3), a power transmission shaft lever (4) and an electric slip ring (5); the two fixing clamp plates (1) are vertically arranged, the bearings (3) are arranged at corresponding positions, two ends of the power transmission shaft lever (4) are fixed on the bearings (3), the power connection roller (2) is arranged between the two parallel fixing clamp plates (1) through the power transmission shaft lever (4), the power connection roller (2) is fixedly connected with the power transmission shaft lever (4) and keeps consistent movement, two ends of the power transmission shaft lever (4) are fixed on the bearings (3), one end of the power transmission shaft lever is exposed out of the bearings (3), and the electric slip ring (5) is fixed on the exposed end part of the power transmission shaft lever (4);

the suspension beam comprises a connecting rod (7) and a cross beam (8), the connecting rod (7) is vertically arranged, the upper end of the connecting rod is fixed on the gantry crane, and the lower end of the connecting rod is fixedly connected with the cross beam (8);

the upper ends of the fixed clamping plates (1) are fixed at the bottom of the cross beam (8), an electric wire is arranged between the electric connection roller (2) and the cross beam (8), the electric wire is arranged between the two fixed clamping plates (1), is in contact connection with the electric connection roller (2), and is positioned in a groove of the electric connection roller (2).

2. The suspension contact type electricity taking device of the gantry crane, as claimed in claim 1, wherein: the electric slip ring (5) comprises an external stator and an internal rotor, a stator outgoing line is arranged on the stator, a rotor outgoing line is arranged on the rotor, the rotor is fixed on the power transmission shaft lever (4), the rotor outgoing line is connected with the power transmission shaft lever (4), and the stator outgoing line is connected with the gantry crane through a power transmission line.

3. The suspension contact type electricity taking device of the gantry crane, as claimed in claim 1, wherein: the bearing is characterized in that a preassembly hole is formed in the fixed clamping plate (1), the bearing (3) is a bearing with a seat, the bearing is arranged in the preassembly hole, and the bearing seat is fixed on the fixed clamping plate (1) through a bolt.

4. The suspension contact type electricity taking device of the gantry crane, as claimed in claim 1, wherein: an insulating roller (9) is arranged between the cross beam (8) and the electric wire, and the insulating rollers (9) are arranged between the two fixed clamping plates (1) and are arranged in the front and back direction; connect electric gyro wheel (2) front and back interval and set up two, the electric wire is located and connects between electric gyro wheel (2) and insulating gyro wheel (9).

5. The suspension contact type electricity taking device of the gantry crane, as claimed in claim 4, wherein: the fixed clamping plate is characterized in that the fixed clamping plate (1) is connected to the cross beam (8) through a connecting plate (6), the connecting plate (6) is an L-shaped plate, the L-shaped plate is perpendicular to the cross beam (8), the fixed clamping plate (1) is fixed between the two L-shaped plates through a connecting bolt, and the insulating roller (9) is arranged on the connecting bolt.

6. The hanging contact type electricity taking device of the gantry crane, as claimed in claim 5, is characterized in that: the suspension beam is positioned above the electric wire, and the electric wire is tensioned upwards through the electric connection roller (2) to be in contact with the electric connection roller (2).

7. The suspension contact type electricity taking device of the gantry crane, as claimed in claim 1, wherein: the power connection roller (2) and the power transmission shaft lever (4) are made of brass.

8. The hanging contact type electricity taking device of the gantry crane, as claimed in claim 5, is characterized in that: the electric connection rollers (2), the power transmission shaft rods (4) and the electric slip rings (5) are arranged in a one-to-one correspondence mode.

9. The suspension contact type electricity taking device of the gantry crane, as claimed in claim 1, wherein: and a reinforcing inclined strut is arranged between the suspension beam and the gantry crane.

10. The manufacturing method of the suspension contact type electricity taking device of the gantry crane according to any one of claims 1 to 9, comprising the following steps:

the method comprises the following steps: determining specification parameters of the electric slip ring (5), the electric contact roller (2) and the power transmission shaft lever (4) and size parameters of the fixed clamping plate (1) according to the specification of the gantry crane; determining the dimension specification of the suspension beam;

step two: processing the fixed splint (1), the electric connection roller (2) and the power transmission shaft lever (4) according to parameters; the connecting rods (7) and the cross beams (8) are assembled to form a suspension beam;

step three: mounting a fixed bearing (3), fixing an electric connection roller (2) and a power transmission shaft lever (4) between fixed clamping plates (1), and then mounting an electric slip ring (5);

step four: fixing the suspension beam on a gantry crane, penetrating electric wires between the fixing clamping plates (1), then installing insulating rollers (9), and installing the assembled electricity taking tool on the suspension beam;

step five: the gantry crane is connected with a stator of the electric slip ring (5) through a power transmission line, and then the tightness degree of the electric wire is adjusted to ensure that the electric wire is constantly kept in contact with the electric contact roller (2) in the working process of the gantry crane;

step six: and (4) transmitting power for trial operation, and performing formal operation after the power-taking current is stably transmitted to perform construction work.

Technical Field

The invention relates to the technical field of gantry cranes, in particular to a suspension contact type electricity taking device of a gantry crane and a manufacturing method thereof.

Background

With the rapid development of national high-speed rail transportation, cost saving in construction becomes a pursuit direction and target of high-speed rail construction units. The prefabricated box girder occupies a certain proportion in the construction of high-speed rails, the gantry crane is indispensable equipment during the installation construction of the prefabricated box girder, but in the use process of the gantry crane, the power is accessed and transmitted through the rolling contact of the roller and the shaft lever, the hard abrasion loss of the roller and the shaft lever in the power accessing process is large, the maintenance period is short, the replacement cost is high, and the purposes of cost reduction and efficiency improvement are not met at present. The invention provides a suspension contact type electricity taking device of a gantry crane and a manufacturing method thereof, which overcome the defects.

Disclosure of Invention

The invention provides a suspension contact type electricity taking device of a gantry crane and a manufacturing method thereof.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a suspension contact type electricity taking device of a gantry crane comprises a suspension beam and three electricity taking tools, wherein the suspension beam is fixed on the gantry crane, and the three electricity taking tools are arranged at the bottom of the suspension beam at intervals along the length direction of the suspension beam;

the electricity taking tool comprises a fixed clamping plate, an electricity receiving roller, a bearing, a power transmission shaft lever and an electric slip ring; the two fixing clamp plates are vertically arranged, the bearings are arranged at corresponding positions, two ends of the power transmission shaft lever are fixed on the bearings, the power connection roller is arranged between the two parallel fixing clamp plates through the power transmission shaft lever, the power connection roller is fixedly connected with the power transmission shaft lever and keeps consistent motion, two ends of the power transmission shaft lever are fixed on the bearings, one end of the power transmission shaft lever is exposed out of the bearings, and the electric slip ring is fixed on the exposed end part of the power transmission shaft lever;

the suspension beam comprises a connecting rod and a cross beam, the connecting rod is vertically arranged, the upper end of the connecting rod is fixed on the gantry crane, and the lower end of the connecting rod is fixedly connected with the cross beam;

the upper ends of the fixed clamping plates are fixed at the bottom of the cross beam, an electric wire is arranged between the electric connection roller and the cross beam, and the electric wire is arranged between the two fixed clamping plates, is in contact connection with the electric connection roller and is positioned in a groove of the electric connection roller.

Furthermore, the electric slip ring comprises an external stator and an internal rotor, a stator outgoing line is arranged on the stator, a rotor outgoing line is arranged on the rotor, the rotor is fixed on the power transmission shaft rod, the rotor outgoing line is connected with the power transmission shaft rod, and the stator outgoing line is connected with the gantry crane through the power transmission line.

Furthermore, a preassembling hole is formed in the fixing clamp plate, the bearing is a bearing with a seat, the bearing is arranged in the preassembling hole, and the bearing seat is fixed on the fixing clamp plate through a bolt.

Furthermore, an insulating roller is arranged between the cross beam and the electric wire, and the insulating roller is arranged between the two fixing clamp plates and is arranged in the front and at the back; the electric wire is arranged between the electric connection roller and the insulation roller.

Furthermore, the fixed splint are connected to the cross beam through a connecting plate, the connecting plate is an L-shaped plate and is perpendicular to the cross beam, the fixed splint are fixed between the two L-shaped plates through connecting bolts, and the insulating rollers are arranged on the connecting bolts.

Further, the suspension beam is located above the electric wire, and the electric wire is tensioned upwards through the electric connection roller so that the electric wire is in contact with the electric connection roller.

Furthermore, the power connection roller and the power transmission shaft rod are made of brass.

Furthermore, the electricity connection rolling wheels, the electricity transmission shaft rods and the electric slip rings are arranged in a one-to-one correspondence mode.

Furthermore, a reinforcing inclined strut is arranged between the suspension beam and the gantry crane.

A manufacturing method of a suspension contact type electricity taking device of a gantry crane comprises the following steps:

the method comprises the following steps: determining specification parameters of the electric slip ring, the electric connection roller and the power transmission shaft lever and size parameters of the fixing clamp plate according to the specification of the gantry crane; determining the dimension specification of the suspension beam;

step two: processing the fixed clamping plate, the power connection roller and the power transmission shaft lever according to the parameters; assembling the connecting rods and the cross beams to form a suspension beam;

step three: mounting a fixed bearing, fixing the electric connection roller and the power transmission shaft lever between fixed clamping plates, and then mounting an electric slip ring;

step four: fixing the suspension beam on a gantry crane, penetrating an electric wire between the fixing clamping plates, then installing an insulating roller, and installing the assembled electricity taking tool on the suspension beam;

step five: the gantry crane is connected with a stator of the electric slip ring through a power transmission line, and then the tightness degree of the electric wire is adjusted, so that the electric wire is constantly kept in contact with the power connection roller in the working process of the gantry crane;

step six: and (4) transmitting power for trial operation, and performing formal operation after the power-taking current is stably transmitted to perform construction work.

The invention has the following beneficial effects:

the power connection roller and the power transmission shaft rod are fixed and keep consistent movement, and power is obtained through the contact of the power connection roller and the wire, so that the abrasion between the power connection roller and the power transmission shaft rod is avoided, and the maintenance period and the replacement cost are reduced;

by arranging the bearing and the electric slip ring, the rotation of the bearing and the electric slip ring replaces the rolling between the electric connection roller and the power transmission shaft lever, and the connection between the electric connection roller and the power transmission shaft lever is kept, so that the contact electricity taking with the electric wire is realized;

the insulating roller is arranged to isolate the electric wire from the suspension beam, so that the electric shock risk caused by the contact between the electric wire and the suspension beam is avoided; the power supply device has the advantages of simple structure, convenience in manufacturing and stable power supply effect, and can effectively reduce the maintenance cost.

Drawings

FIG. 1 is a schematic view of the present invention in use;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of a power tool according to the present invention;

fig. 4 is an exploded view of the power tool according to the present invention.

Reference numerals: 1-fixed splint, 2-electric connection roller, 3-bearing, 4-power transmission shaft rod, 5-electric slip ring, 6-connecting plate, 7-connecting rod, 8-beam and 9-insulation roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the specification, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

As shown in fig. 1, 2, 3 and 4, the suspension contact type electricity taking device for the gantry crane comprises a suspension beam and three electricity taking tools, wherein the suspension beam is fixed on the gantry crane, and the three electricity taking tools are arranged at the bottom of the suspension beam at intervals along the length direction of the suspension beam;

the electricity taking tool comprises a fixed clamping plate 1, an electricity connecting roller 2, a bearing 3, a power transmission shaft lever 4 and an electric slip ring 5; the two fixing clamp plates 1 are vertically arranged, the bearings 3 are arranged at corresponding positions, two ends of the power transmission shaft lever 4 are fixed on the bearings 3, the power connection roller 2 is arranged between the two parallel fixing clamp plates 1 through the power transmission shaft lever 4, the power connection roller 2 is fixedly connected with the power transmission shaft lever 4 and keeps consistent movement, two ends of the power transmission shaft lever 4 are fixed on the bearings 3, one end of the power transmission shaft lever is exposed out of the bearings 3, and the electric slip ring 5 is fixed on the exposed end part of the power transmission shaft lever 4;

the suspension beam comprises a connecting rod 7 and a cross beam 8, the connecting rod 7 is vertically arranged, the upper end of the connecting rod is fixed on the gantry crane, and the lower end of the connecting rod is fixedly connected with the cross beam 8;

the upper ends of the fixed clamping plates 1 are fixed at the bottom of the cross beam 8, an electric wire is arranged between the electric connection roller 2 and the cross beam 8, the electric wire is arranged between the two fixed clamping plates 1, is in contact connection with the electric connection roller 2 and is positioned in a groove of the electric connection roller 2.

As shown in fig. 3 and 4, the electrical slip ring 5 further includes an external stator and an internal rotor, the stator is provided with a stator outgoing line, the rotor is provided with a rotor outgoing line, the rotor is fixed on the power transmission shaft lever 4, the rotor outgoing line is connected with the power transmission shaft lever 4, and the stator outgoing line is connected with the gantry crane through a power transmission line.

Preferably, the stator is kept fixed through stator outgoing lines, the position is kept stable, and rotating winding of the power transmission line in the power taking process is avoided. Preferably, the electrical slip ring 5 is an MT2586 type 6 circuit slip ring.

As shown in fig. 4, a pre-installation hole is further formed in the fixing clamp plate 1, the bearing 3 is a bearing with a seat, the bearing is arranged in the pre-installation hole, and the bearing seat is fixed on the fixing clamp plate 1 through a bolt. Preferably, the fixed clamp 1 is an insulating plate with a size of 300 × 215 × 10mm, and the bearing 3 is a KFL005 type seated bearing.

As shown in fig. 3 and 4, further, an insulating roller 9 is arranged between the cross beam 8 and the electric wire, and the insulating roller 9 is arranged between the two fixing splints 1, two in front and back; connect electric gyro wheel 2 front and back interval to set up two, the electric wire is located and connects between electric gyro wheel 2 and insulating gyro wheel 9. Set up insulating gyro wheel 9 and in the operation of portal crane and the maintenance of shutting down, play the effect that blocks the electric wire, avoid leading to it and suspend in the midair roof beam contact because of the accident, guarantee construction safety.

As shown in fig. 3 and 4, further, the fixing splint 1 is connected to the cross beam 8 through a connecting plate 6, the connecting plate 6 is an L-shaped plate and is arranged perpendicular to the cross beam 8, the fixing splint 1 is fixed between the two L-shaped plates through a connecting bolt, and the insulating roller 9 is arranged on the connecting bolt. The fixed clamping plate 1 and the cross beam 8 are connected through bolts, so that the electric trolley is convenient to disassemble and assemble, and convenient to maintain and replace and connect with the electric trolley 2.

As shown in fig. 1, further, the suspension beam is located above the wires, and the wires are pulled upward by the power receiving roller 2 so that the wires are in contact with the power receiving roller 2. The suspension beam is located above the electric wire and keeps a certain distance, the electric connection roller 2 is located above the electric wire in a natural state, the electric connection roller 2 is located below the electric wire after installation and upwards tensions the electric wire, so that the electric connection roller 2 keeps contact with the electric wire constantly, and the stability of current is guaranteed.

Further, the power connection roller 2 and the power transmission shaft lever 4 are made of brass. Select for use brass material to guarantee wearing resistance and intensity when electric conductivity again, prolong the change cycle of connecing electric gyro wheel 2.

Further, the electric connection rollers 2, the power transmission shaft rods 4 and the electric slip rings 5 are arranged in a one-to-one correspondence manner.

As shown in fig. 1 and 2, a reinforcing diagonal brace is further arranged between the suspension beam and the gantry crane.

Further, the fixed splint 1 is an insulating plate, and the connecting plate 6, the connecting rod 7 and the cross beam 8 are angle steels. Preferably, the suspension beam is formed by welding connection.

The power taking process comprises the following steps that wires are arranged on and contacted with the power connection rollers 2, the power connection rollers 2 are connected with the power transmission shaft rod 4, the power transmission shaft rod 4 is connected with the electric slip ring 5, current passes through the wires, the power connection rollers 2, the power transmission shaft rod 4 and the electric slip ring 5 in sequence, and a stator outgoing line of the electric slip ring 5 is connected with a gantry crane to drive the gantry crane to move; in the movement process of the electricity taking tool, the gantry crane runs and drives the electricity receiving idler wheel 2 to be in rolling friction with the electric wire, contact is kept constantly, the electricity receiving idler wheel 2 rolls and drives the electricity transmission shaft lever 4 to rotate on the bearing 3, the electricity transmission shaft lever 4 drives the rotor of the electric slip ring 5 to rotate, the stator of the electric slip ring 5 is kept still, and current is transmitted to the gantry crane.

A manufacturing method of a suspension contact type electricity taking device of a gantry crane comprises the following specific steps:

firstly, determining specification parameters of an electric slip ring 5, an electric connection roller 2 and a power transmission shaft lever 4 and size parameters of a fixed clamping plate 1 according to the specification of a gantry crane; determining the dimension specification of the suspension beam;

step two, processing the fixed splint 1, the electric connection roller 2 and the electric transmission shaft lever 4 according to the determined parameters; processing a connecting rod 7 and a cross beam 8 to form a suspension beam;

fixing a bearing 3 on the fixed splint 1, fixing the electric connection roller 2 and the power transmission shaft lever 4 between the fixed splint 1, and mounting an electric slip ring 5 on the power transmission shaft lever 4;

fixing the suspension beam on the gantry crane, penetrating an electric wire between the two fixing clamp plates 1, mounting an insulating roller 9, and mounting a power taking tool on the suspension beam;

connecting the gantry crane with a stator of the electric slip ring 5 through a power transmission line, adjusting the tightness degree of the electric wire, and ensuring that the electric wire is constantly in contact with the electric contact roller 2 in the movement process;

and step six, transmitting power for trial operation, and performing formal operation after ensuring stable current transmission.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.