CN214692920U

CN214692920U - Gantry crane device

Info

Publication number: CN214692920U
Application number: CN202120877817.2U
Authority: CN
Inventors: 刘克勇; 徐西兴; 刘红颜; 曹泽星; 王鸽; 史新军; 毕成斌
Original assignee: China Energy Construction Group Anhui Power Construction Second Engineering Co ltd
Current assignee: China Energy Construction Group Anhui Power Construction Second Engineering Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-11-12
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses a gantry crane device, which comprises a gantry crane main body, wherein the gantry crane main body comprises a bridge frame and first stand columns connected to two ends of the bridge frame, the first stand columns move back and forth on a ground track, the top end of each first stand column is fixedly connected with a cross arm, the cross arm is positioned on one side of the bridge frame, and the length directions of the cross arm and the bridge frame are the same; the lower end face of the cross arm is connected with sliding assemblies arranged in rows; a power receiving framework is arranged below the sliding assembly, wires arranged in rows are erected on the power receiving framework, and the direction of the wires is the same as the moving direction of the first upright post; the wire is connected with the sliding component in a sliding mode. The utility model ensures the stability of continuous power supply by arranging the cross arm on one side of the bridge frame and sliding connecting the cross arm with the lead on the power receiving framework; when the gantry crane main body moves or rotates, the sliding connection between the pulley assembly on the cross arm and the wire ensures good contact between the pulley assembly and the wire.

Description

Gantry crane device

Technical Field

The utility model relates to a hoisting machinery technical field specifically is a gantry crane device.

Background

A gantry crane (also called a gantry crane) is a bridge crane in which a bridge is supported on a ground track through supporting legs at two sides; structurally, the crane consists of a portal frame, a cart running mechanism, a hoisting trolley, an electric part and the like. Some portal cranes have supporting legs only on one side, and the other side of the portal crane is supported on a factory building or a trestle to run and is called as a semi-portal crane; the gantry crane comprises a gantry upper bridge (comprising a main beam and an end beam), supporting legs, a lower bridge and the like; in order to expand the operation range of the crane, the main beam can extend out of the supporting legs to one side or two sides to form a cantilever; the crane can also adopt a crane trolley with an arm support, and the operation range of the crane is expanded through the pitching and the rotating of the arm support.

The traditional gantry crane power supply device generally adopts a cable reel coil power supply mode and a power supply bus bar mode, and for a plurality of gantry cranes, the gantry cranes have large swing, the lines are prone to failure, and the maintenance is inconvenient, so that the gantry crane slide wire power supply device is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gantry crane device to the gantry crane swing that proposes among the above-mentioned background art is big, the wire easily contact failure, the inconvenient problem of maintenance.

In order to achieve the above object, the utility model provides a following technical scheme:

a gantry crane device comprises a gantry crane main body, wherein the gantry crane main body comprises a bridge and first stand columns connected to two ends of the bridge, the first stand columns move back and forth on a ground track, the top ends of the first stand columns are fixedly connected with cross arms, the cross arms are positioned on one side of the bridge, and the length directions of the cross arms and the bridge are the same; the lower end face of the cross arm is connected with sliding assemblies arranged in rows; a power receiving framework is arranged below the sliding assembly, wires arranged in rows are erected on the power receiving framework, and the arrangement direction of the wires is the same as the moving direction of the first upright post; the wire is connected with the sliding component in a sliding mode.

A gantry crane device comprises a gantry crane main body, wherein the gantry crane main body comprises a bridge and first stand columns connected to two ends of the bridge, the first stand columns move back and forth on a ground track, the top ends of the first stand columns are fixedly connected with cross arms, the cross arms are positioned on one side of the bridge, and the length directions of the cross arms and the bridge are the same; sliding assemblies arranged in rows are arranged below the cross arm; the gantry crane main body positioned on one side close to the cross arm is provided with a power receiving framework, wires arranged in rows are erected on the power receiving framework, and the direction of the wires is the same as the moving direction of the first upright post; the wire is connected with the sliding component in a sliding mode.

As a further aspect of the present invention: the power receiving framework comprises a second stand column and a support frame connected to the top end of the second stand column, insulating supports arranged in rows are arranged above the support frame, and the wires are placed on the insulating supports.

As a further aspect of the present invention: the sliding assembly comprises a connecting seat and two pulleys rotatably connected to the connecting seat, the wire sequentially penetrates through the upper portions of the pulleys, and the connecting direction of the two pulleys is consistent with the direction of the wire.

As a further aspect of the present invention: the pulley comprises a pulley body, the pulley body is provided with a shaft hole, and a pin shaft and a pressure spring abutted against the pin shaft are sequentially arranged in the shaft hole from top to bottom.

As a further aspect of the present invention: the pin shaft is made of conductive materials, and one end of the pin shaft is connected with the gantry crane main body through a gantry crane lead.

As a further aspect of the present invention: the power receiving framework further comprises a reinforcing rib, one end of the reinforcing rib is connected to the side wall of the second stand column, and the other end of the reinforcing rib is connected to the end portion of the support frame.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model ensures the stability of continuous power supply by arranging the cross arm on one side of the bridge frame and sliding connecting the cross arm with the lead on the power receiving framework; when the gantry crane main body moves or rotates, the sliding connection between the pulley assemblies on the cross arm and the wire ensures good contact of the pulley assemblies and the wire, the pressure springs on the pulley assemblies provide a buffering effect for the contact of the wire, the gantry crane wire connected to one end of the pin shaft is connected with the gantry crane main body, the electricity of the wire is transmitted to the gantry crane main body, and the gantry crane main body is simple in form, safe, reliable, easy to install and maintain and long in service life.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a schematic structural view of the current-receiving frame of the present invention;

FIG. 4 is a partial enlarged view of the cross arm of the present invention;

FIG. 5 is a side view of the glide assembly of FIG. 1;

in the figure: 1-gantry crane main body, 11-bridge, 12-first upright post, 13-cross arm, 14-sliding component, 141-connecting seat, 142-pulley, 1421-pulley body, 1422-shaft hole, 1423-pin shaft, 1424-pressure spring, 15-gantry crane lead, 2-current-receiving framework, 21-lead, 22-second upright post, 23-supporting frame, 24-insulating support and 25-reinforcing rib.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, in an embodiment of the present invention, a gantry crane apparatus includes a gantry crane main body 1, where the gantry crane main body 1 includes a bridge 11 and first columns 12 connected to two ends of the bridge 11, and the first columns 12 move back and forth on a ground track, where the moving direction is shown by arrows in fig. 2; a cross arm 13 is fixedly connected to the top end of the first upright post 12, the cross arm 13 is positioned on one side of the bridge 11, and the length directions of the cross arm and the bridge are the same; sliding assemblies 14 arranged in rows are arranged below the cross arm 13; the gantry crane main body 1 positioned on one side close to the cross arm 13 is provided with a power receiving framework 2, wires 21 arranged in rows are erected on the power receiving framework 2, and the arrangement direction of the wires 21 is the same as the moving direction of the first upright post 12; the lead 21 is slidably connected with the sliding group 14.

With reference to fig. 3, the power receiving frame 2 further includes a second vertical column 22 and a supporting frame 23 connected to a top end of the second vertical column 22, wherein the insulating frames 24 arranged in rows are disposed above the supporting frame 23, the insulating frames 24 are Y-shaped, the wires 21 are erected in the middle of the Y-shaped, and the wires 21 are insulated from each other. Further, the power receiving framework 2 further comprises a reinforcing rib 25, wherein one end of the reinforcing rib 25 is connected to the side wall of the second upright column 22, and the other end of the reinforcing rib 25 is connected to the end of the support frame 23. The reinforcing ribs 25, the second upright posts 22 and the support frame 23 form a triangular structure, which is beneficial to stabilizing the overall structure of the power receiving framework 2.

Referring to fig. 4-5, the sliding assembly 14 includes a connecting base 141, and two pulleys 142 rotatably connected to the connecting base 141, the pulleys 142 are in a pillow shape, the middle is low, the two ends are high, the wires 21 sequentially pass over the two pulleys 142 and fall in the middle of the pillow shape, the connecting direction of the two pulleys 142 is consistent with the direction of the wires 21, and when the gantry crane main body 1 moves back and forth, the wires 21 and the sliding assembly 14 can keep good contact. Further, as shown in fig. 5, the pulley 142 includes a pulley body 1421, the pulley body 1421 is provided with a shaft hole 1422, the shaft hole 1422 is sequentially provided with a pin 1423 and a compression spring 1424 abutting against the pin 1423 from top to bottom, the pin 1423 is made of a conductive material, one end of the pin is connected with the gantry crane main body 1 through a gantry crane wire 15, and the electric power of the wire 21 is transmitted to the gantry crane wire 15, so that the electric power is transmitted to the gantry crane main body 1. When the gantry crane main body 1 rotates, the pressure spring 1424 provides buffering for the pin 1423, so that good contact between the pulley 142 and the lead 21 is ensured, and the gantry crane main body is simple in form, safe, reliable, easy to install and maintain and long in service life.

Furthermore, the height of the cross arm 13 is larger than the height of the power receiving frame 2, so that the gantry crane main body 1 is not interfered by the power receiving frame 2 when moving back and forth.

The utility model discloses when using, receive wire 21 and pulley 142 sliding connection on the electrical framework 2, round pin axle 1423 and pressure spring 1424 combined action provide the buffering for being connected of cross arm 13 and wire 21, make portal crane main part 1 can both have good contact with wire 21 when removing or taking place to rotate in the front and back. The power of the wire 21 is transmitted to the gantry crane wire 15 through the pin 1423, thereby stably and continuously supplying power to the gantry crane main body 1.

Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.

Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. A gantry crane device comprises a gantry crane main body (1), wherein the gantry crane main body (1) comprises a bridge (11) and first stand columns (12) connected to two ends of the bridge (11), the first stand columns (12) move back and forth on a ground track, and the gantry crane device is characterized in that the top ends of the first stand columns (12) are fixedly connected with cross arms (13), the cross arms (13) are positioned on one side of the bridge (11), and the length directions of the cross arms and the bridge are the same; the lower end surface of the cross arm (13) is connected with sliding assemblies (14) which are arranged in rows; a power receiving framework (2) is arranged below the sliding assembly (14), wires (21) arranged in rows are erected on the power receiving framework (2), and the arrangement direction of the wires (21) is the same as the moving direction of the first upright column (12); the lead (21) is connected with the sliding component (14) in a sliding mode.

2. A gantry crane apparatus according to claim 1, wherein said power receiving frame (2) comprises a second upright (22), a support frame (23) connected to the top end of the second upright (22), an insulating support (24) arranged in a row is disposed above said support frame (23), and said wire (21) is placed on said insulating support (24).

3. The gantry crane device according to claim 1, wherein the sliding assembly (14) comprises a connecting base (141) and two pulleys (142) rotatably connected to the connecting base (141), the wire (21) sequentially passes over the two pulleys (142), and the connecting line direction of the two pulleys (142) is consistent with the direction of the wire (21).

4. The gantry crane device according to claim 3, wherein the pulley (142) comprises a pulley body (1421), the pulley body (1421) is provided with a shaft hole (1422), and the shaft hole (1422) is sequentially provided with a pin shaft (1423) and a pressure spring (1424) abutting against the pin shaft (1423) from top to bottom.

5. A gantry crane apparatus according to claim 4, wherein said pin (1423) is made of conductive material, and one end thereof is connected to the gantry crane body (1) through a gantry crane wire (15).

6. A gantry crane apparatus according to claim 2, wherein said power receiving frame (2) further comprises a reinforcing rib (25), one end of said reinforcing rib (25) is connected to the side wall of the second column (22), and the other end is connected to the end of the supporting frame (23).