Portal frame convenient to suspend

Abstract

The portal frame convenient to suspend comprises a cross beam, two stand columns and a pulley seat connected to the cross beam in a sliding mode, the lower side face of the pulley seat is connected with a chain block, and lifting grooves are symmetrically formed in the opposite side faces of the two stand columns. Lifting sliding seats slidably connected into the lifting grooves are arranged on the front side face and the rear side face of the stand column, rotating shafts are rotatably connected to the opposite side faces of the two lifting sliding seats, connecting ropes are wound around the circumferential side faces of the rotating shafts, one ends of the connecting ropes are connected with the rotating shafts, and the other ends of the connecting ropes are connected with connecting assemblies; a limiting assembly for preventing the rotating shaft from rotating is arranged in the lifting sliding seat on the front side surface of the upright post; the utility model has the advantage of being convenient to suspend.

Description

TECHNICAL FIELD

[0001] The utility model belongs to gantry technology field relates to a convenient to hang's gantry. BACKGROUND

[0002] In the overhaul work, the heavy goods are often carried by crane or manpower, but the crane cost is high and is limited by the site, the manpower carrying efficiency is low and the accident is easy to happen, the hoisting gantry is used as a kind of hoisting device, is applicable to carrying equipment, maintaining heavy equipment and material transportation, generally includes crossbeam, stand and hoisting device.

[0003] The utility model discloses a kind of hoisting gantries with the announcement number CN203602256U of Chinese utility model patent, including crossbeam, two side columns and chain hoist, the crossbeam and the stand are connected in detachable mode, the bottom of the stand is equipped with the base perpendicular to the stand, the bottom of the crossbeam is equipped with the lifting block that can slide along the crossbeam, the chain hoist is suspended on the lifting block;In the technical scheme, the crossbeam and the stand are connected in detachable mode, can be quickly disassembled, installation, convenient to carry or move back and forth between work place;Use chain hoist as hoisting device, safe and reliable, hoisting efficiency is high, but the chain hoist in the technical scheme when hoisting goods, goods can be shaken, to cause goods to drop, cause damage. UTILITY MODEL CONTENT

[0004] For the above problems, the utility model provides a kind of convenient to hang's gantry, and the problems in prior art are well solved.

[0005] In order to achieve the above object, the utility model adopts the technical scheme as follows: a kind of convenient to hang's gantry, including crossbeam, two stand and pulley seat slidingly connected on crossbeam, the pulley seat lower side is connected with chain hoist, two the opposite sides of the stand symmetrically are provided with lifting groove, the front and back side of the stand is provided with the lifting slide that is slidingly connected in lifting groove, the opposite sides of two the lifting slide are rotatably connected with rotating shaft, the circumferential side of the rotating shaft is wound with connecting rope, one end of the connecting rope is connected with rotating shaft, the other end is connected with connecting assembly, the lifting slide in the front side of the stand is provided with the limiting component that makes rotating shaft unable to rotate.

[0006] Further, the connecting assembly includes connecting seat and connecting block arranged on the side of connecting seat away from the stand, the side of connecting seat close to the stand is connected with one end of connecting rope, the connecting block is detachably connected on connecting seat by connecting bolt.

[0007] Further, the side of connecting block away from connecting seat is provided with magnet.

[0008] Further, the limiting assembly comprises a limiting sleeve arranged on the front side of the lifting slide, the front end of the rotating shaft passes through the lifting slide and the limiting sleeve in sequence and extends to the front side of the limiting sleeve, the circumferential side of the one end of the rotating shaft extending out of the limiting sleeve is slidably connected with a limiting cap, the limiting cap cannot rotate along the rotating shaft, the circumferential side of the limiting sleeve is arranged with a plurality of limiting grooves in a ring array with the center of the limiting sleeve as the center, and the inner side of the limiting cap is arranged with a plurality of limiting protrusions capable of being inserted into the limiting grooves in a ring array.

[0009] Further, the lower side of the stand column is arranged with a displacement plate, and the front and rear ends of the lower side of the displacement plate are arranged with universal wheels.

[0010] Further, the front and rear ends of the upper side of the displacement plate are arranged with support columns, and the other ends of the support columns are connected with the front and rear sides of the stand column.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The utility model discloses a connecting assembly, connecting rope and lifting slide realize the limiting of the left and right sides of the article, prevent the article from shaking when hoisting, improve the stability of the portal frame when hoisting, the limiting of the rotating shaft is realized through the limiting assembly, the limiting effect of the connecting rope on the article is guaranteed, the rotation of the portal frame is realized through the displacement plate and universal wheel, and the convenience of the portal frame when moving is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the structural schematic diagram of the utility model;

[0014] Figure 2 It is the front view of the utility model;

[0015] Figure 3 It is the left view of the utility model;

[0016] Figure 4 It is the limiting assembly structural schematic diagram of the utility model;

[0017] Figure 5 It is the A part of the utility model Figure 1 The local enlarged view of A part.

[0018] In the drawing, 1 is a cross beam, 2 is a stand column, 201 is a lifting groove, 3 is a support column, 4 is a displacement plate, 5 is a universal wheel, 6 is a pulley seat, 7 is a hand chain block, 8 is a lifting slide, 9 is a rotating shaft, 10 is a limiting cap, 11 is a connecting rope, 12 is a connecting seat, 13 is a connecting block, 14 is a magnet, 15 is a connecting bolt, 16 is a limiting sleeve, and 161 is a limiting groove. DETAILED DESCRIPTION

[0019] With reference to the drawings and embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0020] As shown in the drawings, Figures 1-5 A gantry convenient for suspension, comprising a cross beam 1, two vertical columns 2 installed on the left and right ends of the lower side of the cross beam 1 through bolts, and a pulley seat 6 connected to the cross beam 1 through a pulley and a sliding rail, the lower side of the pulley seat 6 is connected with a hand-operated hoist 7, the hand-operated hoist 7 is prior art, and will not be described in detail here, the opposite sides of the two vertical columns 2 are symmetrically provided with lifting grooves 201, the front and rear sides of the vertical column 2 are provided with lifting slides 8 connected in the lifting grooves 201 through sliding blocks and sliding grooves, the opposite sides of the two lifting slides 8 are rotatably connected with rotating shafts 9 through bearings, the circumferential side of the rotating shaft 9 is wound with a connecting rope 11, one end of the connecting rope 11 is connected with the rotating shaft 9, and the other end is connected with a connecting assembly, and the lifting slide 8 located on the front side of the vertical column 2 is provided with a limiting assembly for preventing the rotating shaft 9 from rotating.

[0021] In use, the staff moves the gantry above the article to be hoisted, and hoists the article to be hoisted through the hand-operated hoist 7, when hoisting, the staff connects the left and right connecting assemblies with the left and right sides of the article, rotates the rotating shaft 9 to make the connecting rope 11 in a taut state, and limits the connecting shaft through the limiting assembly to prevent the rotating shaft 9 from rotating when the article rises, when the hand-operated hoist 7 pulls the article to move upward, the lifting slide 8 can slide upward along the lifting sliding groove while following the article, and the connecting rope 11 and the connecting assembly can provide pulling force to the left and right sides of the article to prevent the article from sliding when moving upward, thereby improving the stability of the gantry in suspending the article.

[0022] In the embodiment, the connecting assembly comprises a connecting seat 12 and a connecting block 13 provided on the side of the connecting seat 12 away from the vertical column 2, the side of the connecting seat 12 close to the vertical column 2 is connected with one end of the connecting rope 11, and the connecting block 13 is detachably connected to the connecting seat 12 through a connecting bolt 15, in use, the staff connects the connecting block 13 with the left and right sides of the article, thereby limiting the left and right sides of the article to prevent the article from shaking when hoisting.

[0023] Preferably, the connecting block 13 can be replaced according to different hoisted articles to ensure the reliability of the connecting assembly when connected with the article.

[0024] In the embodiment, the connecting block 13 is provided with a magnet 14 on the side away from the connecting seat 12, which further increases the connecting strength of the connecting assembly and the metal article in use, and guarantees the connecting effect.

[0025] In the embodiment, the limiting assembly comprises a limiting sleeve 16 mounted on the front side of the lifting slide 8 through bolts, the front end of the rotating shaft 9 extends to the front side of the limiting sleeve 16 through the lifting slide 8 and the limiting sleeve 16 in sequence, the circumferential side of the end of the rotating shaft 9 extending out of the limiting sleeve 16 is slidably connected with a limiting cap 10 through a sliding groove and a sliding block, a plurality of limiting protrusions arranged in a ring array are integrally formed on the inner side of the limiting cap 10, and the limiting protrusions can be inserted into the limiting grooves 161, when limiting the rotating shaft 9, the limiting protrusions are inserted into the limiting grooves 161 when the limiting cap 10 is pushed by the staff, at this time, the limiting cap 10 is connected with the limiting sleeve 16, so that the limiting cap 10 cannot rotate, and then the rotating shaft 9 cannot rotate, thereby achieving the limiting of the rotating shaft 9, when the rotating shaft 9 needs to rotate, the staff pulls the limiting cap 10 outward to make the limiting protrusions separate from the limiting grooves 161, at this time, the limiting cap 10 is not connected with the limiting sleeve 16, and the limiting sleeve 16 no longer limits the rotating shaft 9, so that the rotating shaft 9 can rotate. The convenience of the staff in limiting the rotating shaft 9 is improved.

[0026] In the embodiment, the displacement plate 4 is mounted on the lower side of the stand column 2 through bolts, universal wheels 5 are mounted on the front and rear ends of the lower side of the displacement plate 4 through bolts, in use, the four universal wheels 5 are arranged in a rectangular array, which improves the stability of the portal frame when moving, and the universal wheels 5 improve the convenience of the portal frame when moving and turning.

[0027] In the embodiment, the support column 3 is mounted on the front and rear ends of the upper side of the displacement plate 4 through bolts, and the other end of the support column 3 is connected with the front and rear sides of the stand column 2, in use, the support column 3 improves the connecting strength between the displacement plate 4 and the stand column 2, and further guarantees the reliability of the portal frame in use.

[0028] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A gantry facilitating suspension, comprising a crossbeam (1), two upright columns (2) and a pulley seat (6) slidingly connected to the crossbeam (1), a hand-operated hoist (7) being connected to the lower side of the pulley seat (6), characterized in that: Two opposite sides of the two posts (2) are symmetrically provided with lifting grooves (201), the front and rear sides of the post (2) are provided with lifting slides (8) slidably connected in the lifting grooves (201), opposite sides of the two lifting slides (8) are rotatably connected with rotating shafts (9), circumferential sides of the rotating shafts (9) are wound with connecting ropes (11), one end of the connecting rope (11) is connected with the rotating shaft (9), the other end is connected with a connecting assembly, the lifting slide (8) located on the front side of the post (2) is provided with a limiting assembly which cannot rotate the rotating shaft (9).

2. A gantry for facilitating suspension as claimed in claim 1, wherein: The connecting assembly comprises a connecting seat (12) and a connecting block (13) provided on the side of the connecting seat (12) away from the post (2), the side of the connecting seat (12) close to the post (2) is connected with one end of the connecting rope (11), and the connecting block (13) is detachably connected on the connecting seat (12) through a connecting bolt (15).

3. A gantry for facilitating suspension as claimed in claim 2, wherein: The side of the connecting block (13) away from the connecting seat (12) is provided with a magnet (14).

4. A gantry for facilitating suspension as claimed in claim 1, wherein: The limiting assembly comprises a limiting sleeve (16) provided on the front side of the lifting slide (8), the front end of the rotating shaft (9) sequentially passes through the lifting slide (8) and the limiting sleeve (16) and extends to the front side of the limiting sleeve (16), the circumferential side of the one end of the rotating shaft (9) extending out of the limiting sleeve (16) is slidably connected with a limiting cap (10), the limiting cap (10) cannot rotate along the rotating shaft (9), a plurality of limiting grooves (161) are annularly arranged on the circumferential side of the limiting sleeve (16) with the center of the limiting sleeve (16) as the center, and a plurality of limiting protrusions capable of being inserted into the limiting grooves (161) are annularly arranged on the inner side of the limiting cap (10).

5. A gantry for facilitating suspension in accordance with claim 1, wherein: The lower side of the post (2) is provided with a displacement plate (4), and the front and rear ends of the lower side of the displacement plate (4) are provided with universal wheels (5).

6. A gantry for facilitating suspension as claimed in claim 5, wherein: The front and rear ends of the upper side of the displacement plate (4) are provided with support columns (3), and the other ends of the support columns (3) are connected with the front and rear sides of the post (2).

Images