CN213387515U - Small-size adjustable portal crane - Google Patents

Abstract

The utility model discloses a small-size adjustable gantry crane, including I-steel bearing hanging beam, I-steel bearing hanging beam both ends are supported subaerial through the support frame respectively, be provided with the slip crane on the I-steel bearing hanging beam, hang the hoist on the crane, the support frame includes the drum stand, and the drum stand comprises urceolus stand and inner tube stand mutually, and the setting that the inner tube stand can go up and down through a turbine elevating gear is in the urceolus stand, and turbine elevating gear is provided with hand spanner outside the outer tube stand lateral wall, and I-steel bearing hanging beam both ends are fixed respectively on two inner tube stand tops through the connecting piece, and the bottom of urceolus stand is fixed on the walking base beam of level setting; the utility model discloses simple structure, make things convenient for the field assembly, can carry out altitude mixture control according to the site conditions, can the work of taking one's place of the dish cabinet of safe efficient completion, guarantee installation quality, reduce artifical the consumption, guarantee construction safety, shorten dish cabinet installation period.

Description

Small-size adjustable portal crane

Technical Field

The utility model relates to a small-size adjustable portal crane.

Background

With the rapid development of the waste incineration power generation project, project owners pursue the construction quality and the construction period more and more. In the installation stage of the equipment, the electric and thermal control profession plays a very important role, wherein the disk cabinet installation is a heavy game in the electric and thermal control installation project. The total number of the 35kV distribution board, the 10kV distribution board, the 380V low-voltage power panel and the thermal control and electric protection panel cabinet is 100, and the electric and thermal control panel cabinets belong to precision equipment and concern the safe and stable operation of a power plant, so the installation quality and the engineering progress of the panel cabinets are always the focus of attention of owners.

Receive on-the-spot space's restriction, traditional dish cabinet mounting method is mostly by the manpower, and especially the dish cabinet link of taking one's place, and constructor some carry by the manpower, and some drag firmly, some original instrument of application rolling bar even causes serious harm to the electricity distribution room ground, and the dish cabinet also has the risk of empting simultaneously, has also caused the damage to the dish cabinet body, is unfavorable for finished product protection work. And (4) integrating. The traditional disc cabinet installation method is time-consuming and labor-consuming, large in labor consumption, not beneficial to reducing cost and high in safety risk.

Disclosure of Invention

An object of the utility model is to provide a small-size adjustable portal crane makes things convenient for the field assembly, can carry out the altitude mixture control according to the site conditions, can guarantee the installation quality by the work of taking one's place of the efficient completion dish cabinet safely, reduces artifical consumption, guarantees construction safety, shortens dish cabinet installation period.

In order to realize the purpose, the technical scheme of the utility model is that: the utility model provides a small-size adjustable portal crane, includes I-steel bearing hanging beam, I-steel bearing hanging beam both ends are supported subaerial through the support frame respectively, be provided with the slip hoist on the I-steel bearing hanging beam, hang the hoist on the hoist, wherein, the support frame includes the drum stand, and the drum stand comprises urceolus stand and inner tube stand mutually, and the setting of inner tube stand through a turbine elevating gear liftable is in the urceolus stand, and turbine elevating gear is provided with hand spanner outside the urceolus stand lateral wall, and the length that stretches out the urceolus stand through hand spanner adjustment inner tube stand, I-steel bearing hanging beam both ends are fixed on two inner tube stand tops through the connecting piece respectively, and the bottom mounting of urceolus stand is on the walking base beam that the level set up, and walking base beam lower extreme both ends.

The scheme is further as follows: the turbine lifting device comprises a lead screw, the lead screw is fixedly connected with an inner barrel stand column, a rotatable turbine nut is arranged in the outer barrel stand column through a positioning stop block, a thread in the turbine nut is connected with the lead screw thread, vertical rotary teeth are arranged on the outer side of the turbine nut, a manual worm is arranged on the side wall of the outer barrel stand column, teeth of the manual worm are meshed with the vertical rotary teeth of the turbine nut, and the manual worm stretches out and is arranged on a hand wrench.

The scheme is further as follows: the walking base beam is characterized in that the walking wheels are respectively arranged on two end sides of the lower end of the walking base beam, one walking wheel is a directional walking wheel, and the other walking wheel is a universal walking wheel.

The scheme is further as follows: the lifting appliance is an electric hoist or a hand hoist.

The utility model has the advantages that: simple structure, make things convenient for the field assembly, be applicable to the narrow and small place installation in space and use, can carry out altitude mixture control according to the site conditions, can safe efficient accomplish the work of taking one's place of dish cabinet, guarantee the installation quality, reduce artifical consumption, guarantee construction safety, shorten dish cabinet installation period.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

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

fig. 2 is a schematic structural view of the turbine lifting device of the present invention.

Detailed Description

The utility model provides a small-size adjustable portal crane for the object hoist and mount that are not more than 1.5 tons, as shown in figure 1, adjustable portal crane includes I-steel bearing hanging beam 1 that is formed by 16 # I-steel, and I-steel bearing hanging beam 1 both ends are supported subaerial through the support frame respectively, be provided with the slip crane 2 on the I-steel bearing hanging beam, hang hoist 3 on the slip crane 2, the hoist is one of electric block or hand block, disposes according to actual need. The support frame comprises a cylindrical stand column, the cylindrical stand column is formed by sleeving an outer cylinder stand column 4 and an inner cylinder stand column 5, the inner cylinder stand column is arranged in the outer cylinder stand column through the liftable arrangement of a turbine lifting device, the two ends of an I-shaped steel bearing hanging beam are respectively fixed at the top ends of the two inner cylinder stand columns 5 through connecting pieces 6, the bottom end of the outer cylinder stand column is fixed on a walking base beam 7 arranged horizontally, and walking wheels 8 are respectively arranged on the two end sides of the lower end of the walking base beam. The base beam is 14 channel steel and can bear 1-3T. In order to facilitate walking adjustment, one walking wheel of the walking wheels arranged in front and at the back is a directional walking wheel, the other walking wheel is a universal walking wheel, and the walking wheels of the base beams of the support frames on the two sides are arranged consistently; the turbine lifting device is provided with a hand wrench 9 outside the side wall of the outer cylinder upright post 4, and the length of the inner cylinder upright post extending out of the outer cylinder upright post is adjusted through the hand wrench; in order to stabilize the outer cylinder upright post, an auxiliary support 10 is obliquely arranged between the outer cylinder upright post and the walking base beam.

As shown in fig. 2: the turbine lifting device comprises a lead screw 11, the lead screw 11 is fixedly connected with the bottom end of an inner barrel stand column, a rotatable turbine nut 13 is arranged in the outer barrel stand column through a positioning stop block 12, a thread in the turbine nut is connected with the lead screw thread, vertical rotary teeth are arranged on the outer side of the turbine nut, a manual worm 14 is arranged on the side wall of the outer barrel stand column, teeth of the manual worm are meshed with the vertical rotary teeth of the turbine nut, the manual worm extends out of the hand wrench, and the hand wrench rotates the manual worm and the turbine nut to drive the inner barrel stand column to lift and fall.

The turbine elevating gear of adjustable portal crane of embodiment cooperation electric block or hand block's use can be more convenient messenger by the equipment of being hung stop at arbitrary height, perhaps does not use electric block or hand block, directly uses the lifting hook, directly lifts by the equipment through turbine elevating gear, the equipment fixing of being convenient for.

The adjustable gantry crane of the embodiment is used for abandoning the traditional pure manual installation mode of the distribution panel cabinet, is suitable for being installed and used in places with narrow space, can safely and accurately install the panel cabinet in place by adopting the gantry crane of the embodiment, can save 70% of labor, avoids the damage to the panel cabinet and also avoids the damage to the ground of a distribution room; the crossbeam and the stand can be dismantled and decomposed, and the portal crane mobility is strong, can dismantle the installation fast, and area is little, just can shift to another place installation and use with the minicar. The method has the characteristics of safety, stability, reliability, simplicity, economy, practicability, good operability, low cost and the like. Has good practicability and reliability. Meanwhile, the gantry crane can be used for equipment maintenance in the operation period of a power plant, and is convenient, flexible and good in economic benefit.

Claims (4)

1. The utility model provides a small-size adjustable portal crane, includes I-steel bearing hanging beam, I-steel bearing hanging beam both ends are supported subaerial through the support frame respectively, be provided with the slip crane on the I-steel bearing hanging beam, hang the hoist on the crane, its characterized in that, the support frame includes the drum stand, and the drum stand comprises urceolus stand and inner tube stand mutually, and the setting of inner tube stand through a turbine elevating gear liftable is in the urceolus stand, and turbine elevating gear is provided with hand spanner outside the urceolus stand lateral wall, stretches out the length of urceolus stand through hand spanner adjustment inner tube stand, and I-steel bearing hanging beam both ends are fixed on two inner tube stand tops through the connecting piece respectively, and the bottom mounting of urceolus stand is on the walking base beam of level setting, and walking base beam lower extreme both ends side is.

2. The adjustable gantry crane according to claim 1, wherein the worm gear lifting device comprises a lead screw, the lead screw is fixedly connected with the inner cylinder column, a rotatable worm gear nut is arranged in the outer cylinder column through a positioning stop block, an inner screw thread of the worm gear nut is connected with a screw thread of the lead screw, vertical spiral teeth are arranged on the outer side of the worm gear nut, a manual worm is arranged on the side wall of the outer cylinder column, teeth of the manual worm are meshed with the vertical spiral teeth of the worm gear nut, the manual worm extends out of the manual wrench, and the manual worm is rotated and the worm gear nut drives the inner cylinder column to lift and descend.

3. The adjustable gantry crane according to claim 1, wherein said walking base beams have respective walking wheels on both ends of the lower end thereof, one walking wheel being a directional walking wheel and the other being a universal walking wheel.

4. The adjustable gantry crane of claim 1, wherein said spreader is an electric hoist or a hand hoist.

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