CN218619951U

CN218619951U - Lifting device for crane

Info

Publication number: CN218619951U
Application number: CN202223311526.0U
Authority: CN
Inventors: 曹哲; 曹相学; 曹璐; 杨艳红; 周垚; 赵子彬; 曹庆闯; 曹凤武
Original assignee: Henan Craftsman Hoisting Machinery Co ltd
Current assignee: Henan Craftsman Hoisting Machinery Co ltd
Priority date: 2022-12-10
Filing date: 2022-12-10
Publication date: 2023-03-14
Anticipated expiration: 2032-12-10

Abstract

The utility model belongs to the technical field of hoisting equipment, concretely relates to hoist is with playing to rise device, including the I-shaped base, the side is provided with the removal and bears the mechanism around the I-shaped base, remove and bear the fixed hoisting mechanism that is provided with in mechanism below. Through removal bearing mechanism and the hoisting mechanism who sets up, it is used for driving hoisting mechanism and carries out lateral shifting along the I-shaped base to remove bearing mechanism, when meetting crosswind or other external forces in the course of the work, the heavy object can exert the pulling force along hoisting wire rope's extending direction to hoisting mechanism through hoisting wire rope, hoisting mechanism drives the concave groove walking of removal wheel in the I-shaped base through first motor, and the telescopic baffle that sets up in hoisting mechanism, the problem of leading to rigid connection structure to warp or even fracture when hoisting mechanism takes place to rock because of external force or crosswind among the prior art has been solved, set up half round shaped axle bush and first pneumatic cylinder cooperation, can be under emergency, realize emergency shutdown.

Description

Lifting device for crane

Technical Field

The utility model belongs to the technical field of hoisting equipment, concretely relates to hoist is with playing to rise device.

Background

In the modern building industry, a crane is widely used as an indispensable part, a lifting device is used as a main device for adjusting the lifting of the crane, and the crane is also an important component, and the crane refers to a multi-action lifting machine for vertically lifting and horizontally carrying heavy objects within a certain range. The cranes are of various types, one of which is a portal crane, also called a gantry crane, and are mainly used for loading and unloading operations of outdoor goods yards. In order to realize the horizontal movement of the heavy object, a walking mechanism is arranged on a main beam of the crane. Meanwhile, for hoisting a heavy object, a hoisting mechanism is arranged on the main beam, so that the vertical lifting of the steel wire rope and the lifting hook is realized.

Through search, the chinese utility model patent application with chinese patent application number CN202020535669.1 discloses a crane lifting device, which comprises an installation frame; the right side fixed mounting of mounting bracket has the motor storehouse, the left side inner wall fixed mounting in motor storehouse has the rotation motor, the motor shaft activity of rotating the motor runs through in the right side of mounting bracket and spindle nose fixed mounting has the pivot, the outer lane fixed mounting of pivot has the rotary drum, rotary drum outer lane fixedly connected with stretching strap, the bottom side fixed mounting of stretching strap has the bottom plate, the bottom side fixed mounting of bottom plate has the couple.

In view of the above-mentioned related technologies, the device has no safety protection function, and in the hoisting process, if there is cross wind or external force acting on the heavy object or the hoisting mechanism, the hoisting mechanism and the steel wire rope will shake, which causes potential safety hazard to the working personnel and fails to stop in an emergency, so it is urgently needed to design a hoisting device for a crane to deal with these problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model discloses a hoist is with playing to rise device.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the lifting device for the crane comprises an I-shaped base, wherein a movable bearing mechanism is arranged on the front side and the rear side of the I-shaped base, and a lifting mechanism is fixedly arranged below the movable bearing mechanism.

Hoisting mechanism is in including fixed the setting remove the T type boss that bears the weight of the mechanism below, the fixed joint support frame that is provided with in below of T type boss, the internal horizontal rotation of joint support frame is provided with wire rope roller back shaft, wire rope roller back shaft surface fixing is provided with the wire rope roller, wire rope roller back shaft one end fixed connection is at the power take off end of second motor, wire rope roller back shaft other end front and back side is provided with semicircle type axle bush, the fixed power flexible end that sets up at first pneumatic cylinder of semicircle type axle bush opposite side, wire rope roller surface is provided with plays to rise wire rope, it is provided with to play to rise the wire rope below and plays to rise the moving plate, play to rise the fixed weight display that is provided with in moving plate front side, play to rise the fixed connection vertical axis that is provided with in moving plate below, connect vertical axis below fixedly connected with to rise the hook, T type boss rear side is provided with telescopic baffle.

Preferably, it is in including fixed the setting to remove the mechanism that bears the weight of the concave groove of side around the I-shaped base, the activity of concave groove is provided with removes the wheel, remove the fixed power take off end that sets up at first motor of wheel one end, the side activity is provided with C type removal frame around the I-shaped base, the inboard vertical equidistance of C type removal frame is provided with the removal back shaft, remove back shaft fixed surface and be provided with the walking wheel, C type removal frame with remove and be connected with the connecting pipe between the wheel, the C type removes the fixed backup pad that is provided with of side around the frame, I-shaped base below transversely is provided with T type recess.

Preferably, the connection support frame with the wire rope roller support shaft passes through the bearing and is connected, the wire rope roller support shaft with the second motor passes through the coupling joint.

Preferably, the semicircular bearing bush is welded to the first hydraulic cylinder, and the lifting steel wire rope is connected to the lifting moving disc through a rotating shaft.

Preferably, the connecting vertical shaft is welded with the lifting hook, and the T-shaped boss is welded with the telescopic baffle.

Preferably, the moving wheel is connected with the first motor through a coupling, and the moving support shaft is connected with the traveling wheel through a bearing.

Preferably, the C-shaped movable frame is welded to the connection pipe, and the C-shaped movable frame is welded to the support plate.

Has the advantages that:

the utility model discloses a hoisting device for crane, bear mechanism and hoisting mechanism through the removal that sets up, it is used for driving hoisting mechanism along the I-shaped base and carries out lateral shifting to remove to bear the mechanism, when meetting crosswind or other external force in the course of the work, the heavy object can exert the pulling force along hoisting wire rope's extending direction to hoisting mechanism through hoisting wire rope, hoisting mechanism drives the concave groove walking of removal wheel in the I-shaped base through first motor, and the telescopic baffle that sets up in hoisting mechanism, the problem of leading to rigid connection structure to warp or split when hoisting mechanism takes place to rock because of external force or crosswind among the prior art is solved, set up semicircle type axle bush and first pneumatic cylinder cooperation, can be under emergency, realize emergency shutdown.

Drawings

FIG. 1 is a schematic diagram of the isometric structure of the shaft of the present invention;

fig. 2 is a schematic front view of the present invention;

fig. 3 is a first structural schematic diagram of the present invention;

fig. 4 is a second structural schematic diagram of the present invention;

FIG. 5 is a partial schematic view at A of FIG. 4;

fig. 6 is a schematic structural view of the C-shaped movable frame of the present invention.

In the figure: 1. an I-shaped base;

2. a mobile carrying mechanism; 201. a moving wheel; 202. a concave groove; 203. a connecting pipe; 204. a first motor; 205. a C-shaped movable rack; 2051. moving the support shaft; 2052. a traveling wheel; 206. a support plate; 207. a T-shaped groove;

3. a hoisting mechanism; 301. a T-shaped boss; 302. connecting a support frame; 303. a second motor; 304. a steel wire rope roller supporting shaft; 305. a wire rope roller; 306. a semicircular bearing bush; 307. a first hydraulic cylinder; 308. hoisting a steel wire rope; 309. lifting the moving plate; 310. a weight display; 311. connecting a vertical shaft; 312. a lifting hook; 313. a telescopic baffle.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either 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 as a specific case by those skilled in the art.

Referring to fig. 1-6, the present invention provides an embodiment: a lifting device for a crane comprises an I-shaped base 1, wherein a movable bearing mechanism 2 is arranged on the front side and the rear side of the I-shaped base 1, and a lifting mechanism 3 is fixedly arranged below the movable bearing mechanism 2.

In this embodiment: the movable bearing mechanism 2 comprises concave grooves 202 fixedly arranged on the front side and the rear side of the I-shaped base 1, movable wheels 201 are movably arranged in the concave grooves 202, one ends of the movable wheels 201 are fixedly arranged at the power output end of a first motor 204, a C-shaped movable frame 205 is movably arranged on the front side and the rear side of the I-shaped base 1, movable support shafts 2051 are vertically arranged on the inner side of the C-shaped movable frame 205 at equal intervals, traveling wheels 2052 are fixedly arranged on the outer surface of each movable support shaft 2051, a connecting pipe 203 is connected between the C-shaped movable frame 205 and the movable wheels 201, support plates 206 are fixedly arranged on the front side and the rear side of the C-shaped movable frame 205, and T-shaped grooves 207 are transversely arranged below the I-shaped base 1. The moving wheel 201 is connected with the first motor 204 through a coupler, and the moving support shaft 2051 is connected with the moving wheel 2052 through a bearing. The C-shaped moving frame 205 is welded to the connecting pipe 203, and the C-shaped moving frame 205 is welded to the support plate 206. The first motor 204 is used for driving the moving wheel 201 to rotate, the T-shaped groove 207 is used for the hoisting mechanism 3 to move in the i-shaped base 1, and the C-shaped moving frame 205 is used for the hoisting mechanism 3 to move in the moving bearing mechanism 2.

In this embodiment: the lifting mechanism 3 comprises a T-shaped boss 301 fixedly arranged below the movable bearing mechanism 2, a connecting support frame 302 is fixedly arranged below the T-shaped boss 301, a steel wire rope roller support shaft 304 is transversely and rotatably arranged in the connecting support frame 302, a steel wire rope roller 305 is fixedly arranged on the outer surface of the steel wire rope roller support shaft 304, one end of the steel wire rope roller support shaft 304 is fixedly connected with the power output end of the second motor 303, semicircular bearing bushes 306 are arranged on the front side and the rear side of the other end of the steel wire rope roller support shaft 304, the other side of the semicircular bearing bushes 306 is fixedly arranged at the power telescopic end of a first hydraulic cylinder 307, a lifting steel wire rope 308 is arranged on the outer surface of the steel wire rope roller 305, a lifting movable disc 309 is arranged below the lifting steel wire rope 308, a weight display 310 is fixedly arranged on the front side of the lifting movable disc 309, a connecting vertical shaft 311 is fixedly arranged below the lifting movable disc 309, a lifting hook 312 is fixedly connected below the connecting vertical shaft 311, and a telescopic baffle 313 is arranged on the rear side of the T-shaped boss 301. The connecting support frame 302 is connected with the wire rope roller support shaft 304 through a bearing, and the wire rope roller support shaft 304 is connected with the second motor 303 through a coupler. The semicircular bearing bush 306 is welded to a first hydraulic cylinder 307, and a lifting wire rope 308 is connected to a lifting moving plate 309 through a rotating shaft. The connecting vertical shaft 311 is welded with a lifting hook 312, and the T-shaped boss 301 is welded with a telescopic baffle 313. The semicircular bearing bush 306 is used for emergency stop of the steel wire rope roller supporting shaft 304, the weight display 310 uses YX-2007 for displaying a lifting weight value, and the telescopic baffle 313 is used for resisting crosswind or other external forces.

The working principle is as follows: when the lifting device is in emergency, the first hydraulic cylinder 307 can be started to drive the semicircular bearing bush 306 and clamp the steel wire roller supporting shaft 304, emergency stop can be realized, when the lifting hook 312 lifts the goods, the weight can be displayed through the weight display 310, when transverse wind or other external force occurs, the telescopic baffle 313 can resist transverse wind or other external force, the device can be protected, and the safety of the device can be improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a hoist is with rising device which characterized in that: the lifting device comprises an I-shaped base (1), wherein the front side and the rear side of the I-shaped base (1) are provided with movable bearing mechanisms (2), and a lifting mechanism (3) is fixedly arranged below the movable bearing mechanisms (2);

hoisting mechanism (3) are including fixed setting moving bearing mechanism (2) below T type boss (301), the fixed joint support frame (302) that is provided with in below of T type boss (301), horizontal rotation is provided with wire rope roller back shaft (304) in joint support frame (302), wire rope roller back shaft (304) external surface is fixed and is provided with wire rope roller (305), wire rope roller back shaft (304) one end fixed connection is at the power take off end of second motor (303), wire rope roller back shaft (304) other end front and back side is provided with semicircle type axle bush (306), the fixed power flexible end that sets up at first pneumatic cylinder (307) of semicircle type axle bush (306) opposite side, wire rope roller (305) surface is provided with hoisting cable (308), hoisting cable (308) below is provided with lifting moving plate (309), lifting moving plate (309) front side is fixed and is provided with weight display (310), lifting moving plate (309) below is fixed and is provided with connection vertical shaft (311), connection vertical shaft (311) below fixed connection has lifting hook (312), T type boss (313) rear side is provided with flexible baffle (313).

2. A hoisting device for a crane according to claim 1, characterized in that: remove and bear mechanism (2) and be in including fixed setting the concave groove (202) of side around I-shaped base (1), concave groove (202) internalization is provided with removes wheel (201), remove the fixed power take off end that sets up in first motor (204) of wheel (201) one end, I-shaped base (1) front and back side activity is provided with C type and removes frame (205), the inboard vertical equidistance of C type removal frame (205) is provided with removes back shaft (2051), it is provided with walking wheel (2052) to remove back shaft (2051) external fixed surface, C type remove frame (205) with it is connected with connecting pipe (203) to remove between the wheel (201), C type removes frame (205) front and back side fixed backup pad (206) that is provided with, I-shaped base (1) below transversely is provided with T type recess (207).

3. A hoisting device for a crane according to claim 1, characterized in that: the connecting support frame (302) is connected with the steel wire rope roller support shaft (304) through a bearing, and the steel wire rope roller support shaft (304) is connected with the second motor (303) through a coupler.

4. A hoisting device for a crane according to claim 1, characterized in that: the semicircular bearing bush (306) is welded with the first hydraulic cylinder (307), and the lifting steel wire rope (308) is connected with the lifting moving disc (309) through a rotating shaft.

5. A hoisting device for a crane according to claim 1, characterized in that: the connecting vertical shaft (311) is welded with the lifting hook (312), and the T-shaped boss (301) is welded with the telescopic baffle (313).

6. A hoisting device for a crane according to claim 2, characterized in that: the moving wheel (201) is connected with the first motor (204) through a coupler, and the moving support shaft (2051) is connected with the traveling wheel (2052) through a bearing.

7. A hoisting device for a crane according to claim 2, characterized in that: the C-shaped movable frame (205) is welded with the connecting pipe (203), and the C-shaped movable frame (205) is welded with the supporting plate (206).