Hydraulic portal frame

Abstract

The utility model relates to the technical field of industrial manufacturing, and discloses a hydraulic portal frame which comprises two stand columns, a transverse shaft is installed between the tops of the two stand columns, the top of the transverse shaft is connected with a conveying device in a sliding mode, a triangular supporting frame is arranged at the bottoms of the stand columns, and a stabilizing mechanism is arranged in the triangular supporting frame. In order to improve the stability of the portal frame, hydraulic rods are installed on the outer sides of the triangular supporting frames and can control lifting of the stand columns, limiting assemblies are arranged on the outer sides of the stand columns and comprise sliding blocks, and the sliding blocks are arranged on the outer sides of the stand columns in a sleeving mode. According to the utility model, the adjustable stabilizing mechanism is arranged in the triangular support frame, so that the stability of the equipment on different ground materials is improved, overturning or shaking is avoided, and the safety is improved; meanwhile, limiting assemblies are installed on the stand columns, goods are fixed through hooks or steel wire ropes, the goods are effectively prevented from shaking or falling, and the stability and reliability of the lifting process are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial manufacturing technical field especially relates to a hydraulic gantry. BACKGROUND

[0002] In the field of industrial manufacturing, with the increasing demand for efficient production and precise operation of heavy equipment, hydraulic gantry gradually becomes one of the key devices. This device combines hydraulic technology and gantry structure design, can provide strong carrying capacity and flexible operation performance, is widely used in the assembly, processing and handling tasks of large workpieces. For example, in the process of aerospace manufacturing and heavy machinery assembly, hydraulic gantry, with its high stability and precise positioning ability, significantly improves production efficiency and process precision, becomes an indispensable important tool in modern industrial manufacturing.

[0003] Hydraulic gantry is mainly composed of gantry frame structure, hydraulic system, lifting device and control system. Its core principle is to drive hydraulic cylinder to generate high strength thrust through hydraulic system, drive lifting device to lift or move heavy objects. The frame of gantry is usually made of high strength steel, which provides stable support and carrying capacity. The hydraulic system delivers hydraulic oil to the hydraulic cylinder through pump, valve and pipeline, and realizes precise power transmission by using liquid pressure. The control system precisely adjusts the lifting speed, stroke and position through electrical or manual operation. This structure design makes the hydraulic gantry have high load capacity, strong stability and flexible operation, and is widely used in heavy industry.

[0004] However, the hydraulic gantry in the prior art has mature functions and can meet most industrial handling and lifting needs, but there are still some improvements in specific application scenarios. For example, when working on non-cement ground, the traditional fixed device design is relatively simple and difficult to adapt to complex terrain, which may lead to insufficient stability of the gantry, especially when handling large equipment, there is a risk of overturning. In addition, the existing technology usually pays little attention to the swing control problem of goods during lifting, and the goods may shake in the air, which reduces the safety and accuracy of operation. In view of these problems, further optimizing the stability and goods limiting function of the gantry can better meet the diversified use requirements and improve the overall safety performance.

[0005] In view of the above problems, a hydraulic gantry is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0006] In order to make up for the above shortcomings, the utility model provides a hydraulic gantry, which aims to solve the problems of stability of hydraulic gantry and swing control of goods during lifting on non-cement ground.

[0007] In order to achieve the above object, the utility model discloses the following technical scheme: a hydraulic gantry frame, including two stand, install the cross shaft between the top of two stand, the top of cross shaft is connected with the conveying device of sliding, the bottom of stand is provided with the triangle support frame, the inside of triangle support frame is provided with stabilizing mechanism, aims at increasing the stability of gantry frame, the outside of triangle support frame is installed with hydraulic rod, the lifting of stand can be controlled by hydraulic rod, the outside of stand is provided with limit component,

[0008] The limit component comprises a sliding block, the sliding block is sleeved on the outside of the stand, a connecting shell is fixedly connected to the outside of the sliding block, a fixed block is arranged in the connecting shell, the fixed block is fixedly connected to the connecting shell through a rotating shaft, and a limiting hook is fixedly connected to the side, away from the stand, of the fixed block.

[0009] As a further description of the above technical scheme:

[0010] The hydraulic rod is located directly below the connecting shell, and the hydraulic rod controls the telescopic movement of the stand.

[0011] As a further description of the above technical scheme:

[0012] The stabilizing mechanism comprises a threaded rod, an auxiliary fixing component, a thread is formed in the upper portion of the threaded rod, an internally threaded sleeve is threadedly connected to the upper portion of the threaded rod, an upper fixing ring is sleeved on the middle portion of the threaded rod, a spring is sleeved on the bottom portion of the threaded rod, the top end of the spring is fixedly connected to the upper fixing ring, a sliding sleeve is fixedly connected to the bottom end of the spring, three auxiliary fixing rods are fixedly arranged in the annular shape on the outside of the sliding sleeve, and a control rod is fixedly connected to the side wall of the sliding sleeve.

[0013] As a further description of the above technical scheme:

[0014] The internally threaded sleeve is fixed to the internal cross bar of the triangle support frame.

[0015] As a further description of the above technical scheme:

[0016] The auxiliary fixing component comprises two auxiliary fixers, and a pulley is fixedly connected to the bottom portion of the auxiliary fixer.

[0017] As a further description of the above technical scheme:

[0018] The bottom portion of the auxiliary fixing rod is conical, facilitating the equipment to be inserted into the deep underground.

[0019] As a further description of the above technical scheme:

[0020] The inside of the threaded rod is symmetrically provided with two sliding grooves, and the inside of the sliding sleeve is fixedly connected with two limiting blocks at the positions corresponding to the sliding grooves.

[0021] As a further description of the above technical solution:

[0022] The top of the threaded rod is provided with a hand wheel.

[0023] The utility model has the following beneficial effects:

[0024] 1. In the utility model, the adjustable stabilizing mechanism is installed in the triangular supporting frame at the bottom of the portal frame, and combined with the hydraulic supporting system of the equipment, the working requirements of different ground materials (such as mud ground, sandy ground or uneven ground) can be met. The stabilizing mechanism can not only effectively disperse the weight and avoid the overturning or shaking of the portal frame, but also can improve the operation safety, especially when large equipment is carried, the possibility of danger can be significantly reduced.

[0025] 2. In the utility model, in order to prevent the instability of the portal frame caused by the shaking of goods during hoisting, the limiting assembly is designed on the two upright columns, and the goods are directly fixed by the hooks on both sides; steel wire ropes or elastic limiting devices can also be connected to further enhance the stability of the goods during hoisting, so that the goods can maintain a relatively stable state in the air, effectively avoid accidental swinging or falling problems, and improve the safety and reliability of the portal frame in actual operation. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 A three-dimensional schematic view of a hydraulic portal frame is provided in the utility model;

[0027] Figure 2 A Figure 1 An enlarged view of A in the utility model;

[0028] Figure 3 A structure schematic view of a limiting block of a hydraulic portal frame is provided in the utility model;

[0029] Figure 4 A Figure 1 An enlarged view of B in the utility model.

[0030] LEGEND:

[0031] 1. Column; 2. Horizontal axis; 3. Conveying device; 4. Triangular support frame; 5. Stabilizing mechanism; 501. Threaded rod; 502. Handwheel; 503. Internally threaded sleeve; 504. Upper fixing ring; 505. Spring; 506. Auxiliary fixing rod; 507. Control rod; 508. Sleeve; 509. Auxiliary fixer; 510. Pulley; 511. Slide; 512. Limit block; 6. Limit assembly; 601. Slider; 602. Connecting shell; 603. Fixed block; 604. Rotating shaft; 605. Limiting hook; 7. Hydraulic rod. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0033] Reference Figure 1 - Figure 3The utility model provides an embodiment: a kind of hydraulic gantry, including horizontal shaft 2 and conveying device 3, provide stable support and transport capacity, by adjustable stabilizing mechanism 5 inside the triangular support frame 4 of gantry bottom, the mechanism includes threaded rod 501, auxiliary fixing assembly, internal thread sleeve 503, upper fixed ring 504, spring 505, sliding sleeve 508 and control rod 507.Threaded rod 501 upper portion is equipped with screw thread and is connected with internal thread sleeve 503 screw, and internal thread sleeve 503 is fixed on the inside crossbar of triangular support frame 4.Threaded rod 501 top is provided with hand wheel 502, can be conveniently operated personnel to carry out the fixation of equipment, threaded rod 501 middle part is equipped with upper fixed ring 504, bottom is equipped with spring 505, and the top end of spring 505 is fixedly connected with upper fixed ring 504, and bottom end fixedly connects sliding sleeve 508.Sliding sleeve 508 outside annular fixed with three auxiliary fixing rods 506, and the bottom of auxiliary fixing rod 506 is designed as conical, to facilitate to be inserted into underground deep place, improve the stability of equipment on complex terrain such as mud, sandy ground or uneven ground.Sliding sleeve 508 is provided with limit block 512 in the inside, and is slid in two grooves 511 opened in the inside of threaded rod 501, can guarantee that sliding sleeve 508 is always outside threaded rod 501.In addition, control rod 507 is also fixed on the side wall of sliding sleeve 508, and three auxiliary fixing rods 506 can be firmly fixed underground by adjusting control rod 507.Auxiliary fixing assembly includes two auxiliary fixers 509, and the bottom of auxiliary fixer 509 is fixedly connected with pulley 510, to facilitate the arrangement and movement of equipment under complex ground conditions.Through this design, gantry can not only adapt to different ground materials, but also effectively disperse weight, avoid equipment to overturn or shake, significantly improve the safety of operation, especially when handling large equipment, reduce the possibility of danger.

[0034] Referring to Figure 1 And Figure 4 Limiting assembly 6 is arranged on two upright columns 1, limiting assembly 6 includes sliding block 601, connecting shell 602, fixed block 603, rotating shaft 604 and limiting hook 605.Sliding block 601 is sleeved on the outside of upright column 1, and the outside is fixedly connected with connecting shell 602, and the inside of connecting shell 602 is provided with fixed block 603 fixed by rotating shaft 604;the side, away from upright column 1, of fixed block 603 is fixedly connected with limiting hook 605, limiting hook 605 can directly fix goods, or can be connected with steel wire rope or elastic limiting device, to further enhance the stability of goods.In addition, hydraulic rod 7 is installed below connecting shell 602, and the lifting height of upright column 1 can be adjusted by controlling hydraulic rod 7, to facilitate the hoisting operation of goods.Through this design, goods can keep relatively stable state during hoisting, effectively avoid accidental swing or falling problem caused by shaking, greatly improve the safety and reliability of gantry in actual operation.

[0035] Working principle: when the hydraulic gantry is working, the stabilizing mechanism 5 in the triangular support frame 4 can rotate the threaded rod 501 by operating the hand wheel 502, and the threaded rod 501 can move up and down due to the effect of the internal threaded sleeve 503; the sliding sleeve 508 slides in the sliding groove 511 of the threaded rod 501 through the limiting block 512, ensuring smooth operation. When the threaded rod 501 is driven into the ground, the operator can control the control rod 507 to drive the three auxiliary fixing rods 506 on the sliding sleeve 508 into the ground, providing additional support force to improve the stability of the equipment on complex ground such as mud and sand. When lifting goods, the limiting hook 605 on the limiting assembly 6 is fixed by directly hooking the goods or installing a steel wire rope, so as to prevent the goods from shaking during lifting. The hydraulic rod 7 is located directly below the connecting shell 602, and the height of the stand 1 is adjusted by adjusting the lifting of the hydraulic rod 7, finally completing the stable lifting and carrying of the goods.

[0036] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A hydraulic gantry comprising two uprights (1), characterised in that: Two said column (1) between the top of the installation of the cross shaft (2), the top of the cross shaft (2) is connected with the transport device (3) sliding, the bottom of the column (1) is provided with a triangular support frame (4), the inside of the triangular support frame (4) is provided with a stabilizing mechanism (5), which aims to increase the stability of the gantry, the outside of the triangular support frame (4) is provided with a hydraulic rod (7), the hydraulic rod (7) can control the lifting of the column (1), the outside of the column (1) is provided with a limiting assembly (6); The limiting assembly (6) comprises a sliding block (601), the sliding block (601) is sleeved on the outside of the column (1), the outside of the sliding block (601) is fixedly connected with a connecting shell (602), the inside of the connecting shell (602) is provided with a fixed block (603), the fixed block (603) is fixedly connected with the connecting shell (602) through the pivot (604), and the side of the fixed block (603) away from the column (1) is fixedly connected with a limiting hook (605).

2. A hydraulic gantry as claimed in claim 1, characterized in that: The hydraulic rod (7) is located directly below the connecting shell (602), and the hydraulic rod (7) controls the telescopic extension of the column (1).

3. The hydraulic gantry of claim 1, wherein: The stabilizing mechanism (5) comprises a threaded rod (501) and an auxiliary fixing assembly, a screw thread is formed in the upper portion of the threaded rod (501), an internally threaded sleeve (503) is threadedly connected to the upper portion of the threaded rod (501), an upper fixing ring (504) is sleeved on the middle portion of the threaded rod (501), a spring (505) is sleeved on the bottom of the threaded rod (501), the top end of the spring (505) is fixedly connected with the upper fixing ring (504), the bottom end of the spring (505) is fixedly connected with a sliding sleeve (508), three auxiliary fixing rods (506) are annularly fixed to the outside of the sliding sleeve (508), and a control rod (507) is fixedly connected to the side wall of the sliding sleeve (508).

4. A hydraulic gantry as claimed in claim 3, characterised in that: The internally threaded sleeve (503) is fixed to the inside horizontal rod of the triangular support frame (4).

5. The hydraulic gantry of claim 3, wherein: The auxiliary fixing assembly comprises two auxiliary fixers (509), and the bottom of each auxiliary fixer (509) is fixedly connected with a pulley (510).

6. The hydraulic gantry of claim 3, wherein: The bottom of the auxiliary fixing rod (506) is conical, which facilitates the equipment to penetrate into the deep underground.

7. The hydraulic gantry of claim 3, wherein: Two sliding grooves (511) are symmetrically formed in the inside of the threaded rod (501), two limiting blocks (512) are fixedly connected to the inside of the sliding sleeve (508) at positions corresponding to the sliding grooves (511), and the limiting blocks (512) are slidably connected in the sliding grooves (511).

8. The hydraulic gantry of claim 3, wherein: A hand wheel (502) is arranged at the top of the threaded rod (501).

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