CN221420451U - Lifting device of bridge crane - Google Patents

Abstract

The utility model provides a lifting device of a bridge crane, which relates to the technical field of bridge cranes and comprises an integral structure and a sliding structure, wherein the sliding structure is positioned at two sides of the bottom of the integral structure; the hydraulic lifting device comprises a base plate, wherein a supporting column is fixedly connected to the front and rear positions of the top of the base plate, a hydraulic cylinder is fixedly installed at the front and rear positions of the top of the supporting column, a movable plate is fixedly connected to the extending end of the hydraulic cylinder, a guide rail body is slidably connected to the center of the inner bottom of the movable plate, and first fixing pins penetrate through the front and rear positions of the two sides of the top of the guide rail body.

Description

Lifting device of bridge crane

Technical Field

The utility model relates to the technical field of bridge cranes, in particular to a lifting device of a bridge crane.

Background

The bridge crane is hoisting equipment for hoisting materials in workshops, warehouses and stock yards. Because its both ends are seated on the high cement column or metal support, the shape is like a bridge, the bridge frame of bridge crane longitudinally moves along the track laid on the overhead frames at both sides, and the space below the bridge frame can be fully utilized to hoist materials, and is not hindered by ground equipment, and it is a lifting machine with the most extensive application range and the most quantity.

Existing, for example, chinese patent nos.: the utility model provides a detachable bridge crane of liftable in CN104150353B, includes the base, fixed mounting has the stand on the base, the fixed track that is provided with in top of stand, the crossbeam strides to establish on the stand and can slide along the track, be provided with electric block on the crossbeam, electric block can slide on the crossbeam, orbital both ends still are provided with parallel fixed beam, parallel fixed beam is on a parallel with the crossbeam sets up, the stand is spliced by a plurality of ordinary festival and is formed, the cover is equipped with the section of climbing on the stand, the section of climbing links to each other with the ordinary festival on stand top, still be equipped with drive arrangement on the section of climbing, drive arrangement can drive the section of climbing to promote. The bridge crane provided by the invention can realize height adjustment, is suitable for construction occasions with different heights, can realize disassembly and assembly, and is simple in structure, convenient and practical.

Although the height of the bridge crane is adjustable, so that the bridge crane can be suitable for construction occasions with different heights, the bridge crane can occupy a relatively large space in the actual use process, and the cost input for production is relatively large, so that a lifting device of the bridge crane is provided, and the problems in the prior art are solved.

Disclosure of utility model

The utility model aims to solve the problems that the prior art possibly occupies more space and the cost input of production is large.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the lifting device of the bridge crane comprises an integral structure and a sliding structure, wherein the sliding structure is positioned at two sides of the bottom of the integral structure;

The integrated structure comprises a bottom plate, the position fixedly connected with support column around the top of bottom plate, position fixed mounting has hydraulic cylinder around the top of support column, hydraulic cylinder's extension end fixedly connected with fly leaf, the interior bottom center department sliding connection of fly leaf has a guide rail body, the position runs through around the top both sides of guide rail body and is provided with first fixed pin, position sliding connection has support piece around the both sides surface of support column, the surface of support piece runs through and is provided with a plurality of evenly distributed's second fixed pin, position fixedly connected with connecting rod around the bottom of bottom plate.

Preferably, the top of the guide rail body is provided with a round hole at the position of the first fixing pin, the inner surface wall of the round hole is in sliding connection with the outer surface of the first fixing pin, and the bottom end surface of the first fixing pin penetrates through the top surface of the movable plate.

Preferably, the lifting appliance body is fixedly arranged at the bottom center of the guide rail body, and the lifting hook is fixedly connected at the bottom center of the lifting appliance body.

Preferably, the bottom surface of the support member is slidably connected to the top surface of the base plate, and the outer surface of the second fixing pin penetrates the support column and the surface of the base plate.

Preferably, the bottom end face of the connecting rod is fixedly connected with a travelling wheel.

Preferably, the sliding structure comprises a sliding rail, a sliding groove is formed in the center of the inner bottom of the sliding rail, and the inner surface wall of the sliding groove is in sliding connection with the outer surface of the travelling wheel.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. According to the utility model, when the hydraulic cylinder extends or retracts, the movable plate, the guide rail body, the lifting tool body, the lifting hook and the first fixed pin are driven to move up and down or descend together, so that the height of the guide rail body, the lifting tool body and the lifting hook can be regulated, different cargo lifting and hoisting can be adapted, the overall applicability is improved, and the bottom plate and the guide rail body can move back and forth stably through the mutual cooperation of the connecting rod, the travelling wheel, the sliding rail and the sliding chute.

2. According to the utility model, the support piece is arranged, so that sufficient supporting force can be provided for the support column, the occurrence of inclination is avoided, and the support piece is detachable through the mutual cooperation of the second fixing pins, so that a subsequent user can detach the support piece for replacement, the subsequent supporting operation can be stably performed, the guide rail body is detachable through the first fixing pins, and the user can overhaul the components on the guide rail body conveniently.

Drawings

Fig. 1 is a schematic perspective view of a lifting device of a bridge crane according to the present utility model;

FIG. 2 is a schematic perspective view of a support column and support member;

fig. 3 is a schematic perspective view of the sliding rail and the travelling wheel.

Legend description: 1. an integral structure; 2. a sliding structure; 101. a bottom plate; 102. a support column; 103. a support; 104. a second fixing pin; 105. a lifting hook; 106. a hanger body; 107. a guide rail body; 108. a hydraulic cylinder; 109. a movable plate; 110. a round hole; 111. a first fixing pin; 112. a connecting rod; 113. a walking wheel; 201. a sliding rail; 202. and a sliding groove.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Embodiment 1, as shown in fig. 1-3, a lifting device of a bridge crane comprises a whole structure 1 and a sliding structure 2, wherein the sliding structure 2 is positioned at two sides of the bottom of the whole structure 1; the integral structure 1 comprises a bottom plate 101, a support column 102 is fixedly connected to the front and back positions of the top of the bottom plate 101, a hydraulic cylinder 108 is fixedly installed at the front and back positions of the top of the support column 102, a movable plate 109 is fixedly connected to the extending end of the hydraulic cylinder 108, a guide rail body 107 is slidably connected to the center of the inner bottom of the movable plate 109, first fixing pins 111 are arranged at the front and back positions of the two sides of the top of the guide rail body 107 in a penetrating mode, supporting pieces 103 are arranged at the front and back positions of the surfaces of the two sides of the support column 102 in a sliding mode, a plurality of second fixing pins 104 which are evenly distributed are arranged at the outer surfaces of the supporting pieces 103 in a penetrating mode, and connecting rods 112 are fixedly connected to the front and back positions of the bottom plate 101.

The effect achieved by the whole embodiment 1 is that, as shown in fig. 1 and 2, when the hydraulic cylinder 108 is extended or retracted, the movable plate 109 is driven to lift up and down at first, and the movable plate 109 can move, and meanwhile, the guide rail body 107 and the first fixing pin 111 inside the movable plate 109 are driven together, so that the lifting tool body 106 and the lifting hook 105 are also driven together because the lifting tool body 106 and the lifting hook 105 are arranged at the inner top of the guide rail body 107, and the height of the guide rail body 107 can be adjusted for subsequent use.

In embodiment 2, as shown in fig. 1-3, a circular hole 110 is formed in a position of the top of the guide rail body 107 located on the first fixing pin 111, an inner surface of the circular hole 110 is slidably connected with an outer surface of the first fixing pin 111, a bottom end surface of the first fixing pin 111 penetrates through a top surface of the movable plate 109, a lifting tool body 106 is fixedly mounted at a bottom center of the guide rail body 107, a lifting hook 105 is fixedly connected at a bottom center of the lifting tool body 106, a bottom surface of the support member 103 is slidably connected with a top surface of the bottom plate 101, an outer surface of the second fixing pin 104 penetrates through surfaces of the support column 102 and the bottom plate 101, a travelling wheel 113 is fixedly connected with a bottom end surface of the connecting rod 112, the sliding structure 2 comprises a sliding rail 201, a chute 202 is formed in an inner bottom center of the sliding rail 201, and an inner surface of the chute 202 is slidably connected with an outer surface of the travelling wheel 113.

The effect achieved in the whole embodiment 2 is that, as shown in fig. 3, the connecting rod 112 and the travelling wheel 113 are located at the front and rear positions of the bottom plate 101, and the bottom plate 101 can move back and forth through the mutual cooperation with the sliding rail 201 and the sliding groove 202, so that the positions of the lifting appliance body 106, the lifting hook 105 and the guide rail body 107 can be adjusted for subsequent use.

Working principle: when the heights of the guide rail body 107, the lifting tool body 106 and the lifting hook 105 need to be adjusted, the hydraulic cylinder 108 of the hydraulic cylinder starts to extend or retract at first, so that the movable plate 109 is driven to move up and down, the guide rail body 107 is positioned in the movable plate 109, the lifting tool body 106 and the lifting hook 105 are positioned at the inner top of the guide rail body 107, the heights of the guide rail body 107, the lifting tool body 106 and the lifting hook 105 can be adjusted so as to be used later, and if the guide rail body 107 needs to be detached, a user only needs to pull out the first fixing pin 111 along the vertical direction, after the first fixing pin 111 is pulled out, the first fixing pin 111 can be separated from the round hole 110 and the movable plate 109, after the first fixing pin is separated from the round hole 110, the limit of the guide rail body 107 is not performed any more, and then the user can take the guide rail body 107 out.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. A lifting device for a bridge crane, comprising:

The sliding structure (2) is positioned at two sides of the bottom of the integral structure (1);

The utility model provides a bearing support structure, including overall structure (1), including bottom plate (101), position fixedly connected with support column (102) around the top of bottom plate (101), position fixed mounting has hydraulic cylinder (108) around the top of support column (102), the extension end fixedly connected with fly leaf (109) of hydraulic cylinder (108), the interior bottom center department sliding connection of fly leaf (109) has guide rail body (107), position runs through around the top both sides of guide rail body (107) is provided with first fixed pin (111), position sliding connection has support piece (103) around the both sides surface of support column (102), the surface of support piece (103) runs through and is provided with a plurality of evenly distributed's second fixed pin (104), position fixedly connected with connecting rod (112) around the bottom of bottom plate (101).

2. The lifting device of a bridge crane according to claim 1, wherein: the top of guide rail body (107) is located the position of first fixed pin (111) and has seted up round hole (110), the interior surface wall of round hole (110) and the surface sliding connection of first fixed pin (111), the bottom terminal surface of first fixed pin (111) runs through the top surface of fly leaf (109).

3. The lifting device of a bridge crane according to claim 1, wherein: the lifting appliance is characterized in that a lifting appliance body (106) is fixedly installed at the bottom center of the guide rail body (107), and a lifting hook (105) is fixedly connected at the bottom center of the lifting appliance body (106).

4. The lifting device of a bridge crane according to claim 1, wherein: the bottom surface of the supporting piece (103) is connected with the top surface of the bottom plate (101) in a sliding mode, and the outer surface of the second fixing pin (104) penetrates through the supporting columns (102) and the surface of the bottom plate (101).

5. The lifting device of a bridge crane according to claim 1, wherein: the bottom end face of the connecting rod (112) is fixedly connected with a travelling wheel (113).

6. The lifting device of a bridge crane according to claim 1, wherein: the sliding structure (2) comprises a sliding rail (201), a sliding groove (202) is formed in the center of the inner bottom of the sliding rail (201), and the inner surface wall of the sliding groove (202) is in sliding connection with the outer surface of the travelling wheel (113).