Multifunctional hoisting device suitable for H-shaped steel supporting column of overhead line system

Abstract

The utility model discloses a multifunctional hoisting device suitable for an H-shaped steel strut of a contact network. The multifunctional hoisting device comprises a hoisting support which aims at the three conditions that a rod top is not plugged, the rod top is provided with an AF line shoulder frame or plugged and a gap is formed below the rod top, and the rod top is provided with an AF line cross arm angle steel shoulder frame and no enough gap is formed below the rod top. The first support is installed on the top of the non-plugging rod through the side face fixed connecting part. The second bracket is clamped on the top side surface of the gapped rod by utilizing an H-shaped steel column clamp and a rotary tightening handle; the third support transversely penetrates through and is fixed to AF line cross arm angle steel at the top of the gapless rod through a bolt clamp and an angle steel clamp, and the support can be provided with a pulley or a pulley block to adapt to different hoisting weights. The device is flexible in design and high in adaptability, the safety and efficiency of hoisting operation of the contact network equipment can be remarkably improved, passive situations during emergency disposal are reduced, and the device has wide application prospects.

Description

TECHNICAL FIELD

[0001] The utility model relates to high -speed railway contact network equipment maintenance technical field, concretely is a kind of multifunctional hoisting device for H-shaped steel pillar, to solve the safety, reliability and flexibility insufficient problem existing in hoisting equipment on H-shaped steel column in prior art. BACKGROUND

[0002] H-shaped steel column as the important support structure of high-speed railway contact network, equipment installation and maintenance work on it are crucial.However, due to the pole top form of H-shaped steel column is various, such as some pole top plugging, some no plugging, some installation has AF line shoulder frame, etc., leading to the lack of a set of systematic pole lifting device at present, it is difficult to realize safe and stable equipment tension unloading or component hoisting.In emergency disposal, especially not have hoisting conditions, bring great inconvenience and security risk to work. INVENTION CONTENTS

[0003] In view of the deficiencies of prior art, the utility model provides a kind of multifunctional hoisting device suitable for contact network H-shaped steel pillar, the device includes three kinds of hoisting support, can be flexibly selected and used according to different H-shaped steel column top structure form, ensure the safety and reliability of hoisting operation.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] A kind of multifunctional hoisting device suitable for contact network H-shaped steel pillar, comprising:

[0006] First hoisting support is suitable for the H-shaped steel pillar of pole top no plugging, the first hoisting support includes hoisting frame main body and the connecting portion at the upper and lower end angle of hoisting frame main body, the connecting portion is used to fix the side surface of hoisting frame main body on H-shaped steel pillar;

[0007] Second hoisting support is suitable for the H-shaped steel pillar of pole top installation AF line shoulder frame or pole top plugging and its below line side surface with 100mm above gap, the second hoisting support includes hoisting frame main body, fixed pulley suspension position at the upper end angle of hoisting frame main body, and H-shaped steel column clamp, which is horizontally extended and arranged at the lower end angle of hoisting frame main body, the H-shaped steel column clamp is provided with rotating tightening handle, for clamping and fixing hoisting frame main body on the side surface of H-shaped steel pillar;

[0008] The third hoisting support is suitable for the H-shaped steel column with the AF line cross arm angle steel shoulder frame installed on the top and without the gap of more than 100mm on the lower side, the third hoisting support comprises a hoisting frame body, a fixed pulley suspension position located at the upper end corner of the hoisting frame body, and a clamp cross installation position arranged at the bottom edge of the hoisting frame body, and the clamp cross installation position is cross-installed with a bolt clamp and an angle steel clamp, and is used for clamping and fixing the hoisting frame body on the AF line cross arm angle steel shoulder frame.

[0009] Further, the bolt clamp and the angle steel clamp of the third hoisting support are designed to be detachable, so as to be adapted to different structures of the AF line cross arm angle steel shoulder frame.

[0010] Further, the pulley or pulley set arranged on the fixed pulley suspension position is designed to be detachable and adjustable, so as to adapt to different hoisting angles and height requirements.

[0011] Beneficial effects:

[0012] 1. Improve safety: the multifunctional hoisting device can be flexibly selected and used according to different top structure forms of the H-shaped steel column, and the safety hidden danger caused by temporary borrowing of existing equipment is avoided.

[0013] 2. Enhance reliability: through the specially designed hoisting support, stable support and firm fixation of hoisting operation are realized, and the reliability of hoisting operation is improved.

[0014] 3. Improve efficiency: the use of the multifunctional hoisting device reduces the preparation work and debugging time of hoisting operation, and improves the work efficiency.

[0015] 4. Strong adaptability: the hoisting device of the utility model is suitable for various types of H-shaped steel column top structure forms, and has strong universality and adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure diagram of the multifunctional hoisting device suitable for the contact net H-shaped steel column of the utility model (one);

[0017] Figure 2 It is a structure diagram of the multifunctional hoisting device suitable for the contact net H-shaped steel column of the utility model (two);

[0018] Figure 3 It is a structure diagram of the multifunctional hoisting device suitable for the contact net H-shaped steel column of the utility model (three). DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model below. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings can be arranged and designed in various different configurations.

[0020] In the description of the embodiments of the utility model, it should be pointed out that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the utility model product is used, which is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. The terms "first", "second", "third" and the like are only used for differentiation, and cannot be understood as indicating or implying relative importance.

[0021] In addition, if the terms "horizontal", "vertical", "overhanging" and the like are used, they do not mean that the components must be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0022] In the description of the embodiments of the utility model, "multiple" represents at least 2.

[0023] In the description of the embodiments of the utility model, it should also be pointed out that unless otherwise explicitly specified and limited, if the terms "set", "installed", "connected", "connected" are used, they should be understood broadly, for example, they can be fixedly connected, or they can be detachably connected, or integrally connected; they can be mechanically connected, or they can be electrically connected; they can be directly connected, or they can be indirectly connected through an intermediate medium; they can be connected inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0024] The utility model provides a kind of multifunctional hoisting device suitable for catenary H-shaped steel pillar, its design purpose is to meet the hoisting demand of different models and sizes H-shaped steel pillar, while ensuring stability and security in hoisting process.

[0025] Detailed description of each part structure

[0026] Hoisting support

[0027] The hoisting support is the main part of the device. Depending on the different situations of the H-beam steel support columns, it can be divided into the first hoisting support, the second hoisting support, and the third hoisting support.

[0028] The first hoisting support is suitable for H-shaped steel columns with no sealing at the top. Its structure is relatively simple, and the main body 10 of the hoisting support is fixed to the H-shaped steel column by connecting parts.

[0029] The second hoisting bracket is suitable for H-shaped steel columns with AF line shoulder frames or pole top sealing installed on the top and with a gap of more than 100mm on the side of the line below. Its structure includes a hoisting bracket body 20, a fixed pulley suspension position 21, and an H-shaped steel column clamp 22. The H-shaped steel column clamp 22 is equipped with a rotating tightening handle 23, which is used to clamp and fix the hoisting bracket body to the side of the H-shaped steel column.

[0030] The third hoisting bracket is suitable for H-shaped steel columns with AF line crossarm angle steel shoulder frames installed at the top of the pole and no gap of more than 100mm on the lower side. Its structure includes the main body of the hoisting bracket 30, the fixed pulley suspension position 31, and the clamp transverse installation position 32. The clamp transverse installation position 32 is equipped with bolt clamps 33 and angle steel clamps 34, which are used to clamp and fix the main body of the hoisting bracket to the AF line crossarm angle steel shoulder frame.

[0031] Structural features

[0032] Versatility: This device is suitable for various types and sizes of H-beam supports, meeting different hoisting needs.

[0033] Stability: The stability of the hoisting support is ensured by connectors and safety locking devices.

[0034] Safety: Equipped with safety locking devices and adjustment mechanisms to ensure safety during the hoisting process.

[0035] Adjustability: The design of the pulley block and adjustment mechanism allows the height, angle, and position of the hoisting support to be adjusted according to requirements.

[0036] In summary, this multi-functional hoisting device features simple structure, diverse functions, good stability, and high safety, making it suitable for hoisting operations on H-beam steel supports of overhead contact lines.

[0037] The present invention and its embodiments have been described above. This description is not restrictive, and the accompanying drawings are only one embodiment of the present invention; the actual structure is not limited thereto. In conclusion, if those skilled in the art are inspired by this description and design similar structures and embodiments without departing from the inventive spirit of the present invention, such designs should fall within the protection scope of the present invention.

Claims

1. A multi-functional hoisting device suitable for H-beam steel supports of overhead contact lines, characterized in that, include: The first hoisting bracket is suitable for H-beam steel columns with no obstruction at the top. The first hoisting bracket includes a hoisting frame body and a connecting part located at the upper and lower corners of the hoisting frame body. The connecting part is used to fix the side of the hoisting frame body to the H-beam steel column. The second hoisting bracket is suitable for H-shaped steel columns with AF line shoulder brackets or pole top sealing installed on the top and with a gap of more than 100mm on the side of the line below them. The second hoisting bracket includes a hoisting frame body, a fixed pulley suspension position located at the upper corner of the hoisting frame body, and an H-shaped steel column clamp horizontally extended at the lower corner of the hoisting frame body. The H-shaped steel column clamp is equipped with a rotating tightening handle for clamping and fixing the hoisting frame body to the side of the H-shaped steel column. The third hoisting bracket is suitable for H-shaped steel columns with AF line crossarm angle steel shoulder frames installed at the top of the pole and no gap of more than 100mm on the lower side. The third hoisting bracket includes a hoisting frame body, a fixed pulley suspension position located at the upper corner of the hoisting frame body, and a clamp transverse installation position set at the bottom edge of the hoisting frame body. Bolt clamps and angle steel clamps are transversely installed on the clamp transverse installation position to clamp and fix the hoisting frame body to the AF line crossarm angle steel shoulder frame.

2. The multi-functional hoisting device for H-beam steel supports of contact wires according to claim 1, characterized in that: The bolt clamps and angle steel clamps of the third hoisting bracket are detachable, making it easy to adapt to the structure of different AF line crossarm angle steel shoulder frames.

3. A multi-functional hoisting device for H-beam steel supports of overhead contact lines according to claim 1, characterized in that: The pulleys or pulley blocks equipped on the fixed pulley suspension position are designed to be detachable and adjustable to adapt to different hoisting angles and height requirements.

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