CN219808937U - Smooth transition device of cable wellhead tripod - Google Patents

Abstract

The utility model provides a smooth transition device of a cable wellhead tripod, which comprises a hoop and a telescopic insulating ladder, wherein the hoop comprises a self-fastening bolt and double-lug-side limiter holes, the hoop is U-shaped, the limiter holes are symmetrically arranged on the double lug sides of the hoop, the telescopic insulating ladder is matched with the hoop for use, the upper end of the telescopic insulating ladder is provided with a limiter hook, the limiter hook is connected with the limiter holes, the novel telescopic insulating ladder is simple in integral structure, convenient to assemble and disassemble, time-saving and labor-saving in the use process, safe and reliable, and can be used for climbing hands and feet downwards while realizing the protection of falling protectors in the underground well process of personnel.

Description

Smooth transition device of cable wellhead tripod

Technical Field

The utility model relates to the technical field of power cable operation equipment, in particular to a smooth transition device of a cable wellhead tripod.

Background

Along with the continuous development of society, social power demand is continuously increased, and in the face of increasing power loads, in order to beautify cities, the trend of changing overhead lines into cables to enter the ground is increasingly obvious, and the power supply mode of a power distribution network powered by power cables in the cities at the present stage is very common, so that the lengths of the cables and the volumes of cable equipment are rapidly increased, and due to the working conditions of cable laying and fault cable rush-repair, the underground operation frequency of personnel is also continuously increased.

The existing personnel well descending mode is that the two hands support the edge of the well mouth, the feet are used for stepping on the inherent ladder stand in the well, the well mouth is built according to the typical design specification of the electric power system, the personnel with large stature difference can generate the supporting difficulty phenomenon, if the distance from the well mouth to the ladder stand in the well is far, the situation that the personnel cannot touch with the feet can be possibly caused, the surrounding environment, the soil layer of the well mouth and other problems exist, the phenomena of slipping of the two hands supporting the well mouth and the like exist, and the potential risk of the personnel is large. Moreover, the existing wellhead tripod can only prevent personnel from falling rapidly through a speed difference protector on the tripod, and objective reality of supporting at a wellhead, detecting with feet and climbing a ladder in a well cannot be solved. Therefore, in order to ensure the safety level of personnel during the well descending operation, the utility model is applied to a new device generated in the well descending process of the personnel.

Disclosure of Invention

The utility model aims to provide a smooth transition device of a cable wellhead tripod, so as to improve the safety coefficient.

The above object of the present utility model can be achieved by the following technical solutions:

the utility model provides a smooth transition device of a cable wellhead tripod, which comprises a hoop and a telescopic insulating ladder, wherein the hoop comprises self-fastening bolts and double-lug-side limiter holes, the hoop is U-shaped, the limiter holes are symmetrically arranged on double lug sides of the hoop, the hoop and the self-fastening bolts thereof are used for being fixed on tripod bearing support legs, an anti-slip pad is arranged on one side of the hoop, which is contacted with the tripod bearing support legs, the telescopic insulating ladder is matched with the hoop for use, and limiter hooks are arranged at the upper end of the telescopic insulating ladder and are connected with the limiter holes.

Furthermore, the insulating ladder hook can be hung with the two-lug side limiting holes of the anchor ear to realize self locking.

Further, the telescopic insulating ladder is used for penetrating into the ladder in the cable shaft and is parallel to the original ladder in the cable shaft.

The smooth transition device of the cable wellhead tripod has the characteristics and advantages that:

1. the whole structure is simple, safe and reliable, and is convenient to assemble and disassemble. The use is time-saving and labor-saving, safe and reliable, and the purpose that personnel can climb downwards with hands and feet in the underground process is achieved.

2. After the telescopic insulating ladder is installed, the telescopic insulating ladder vertically descends along the vertical direction and forms a parallel position relationship with the original ladder stand in the cable shaft, so that the tripod telescopic ladder can stably transition to the ladder stand in the well in the process of descending the well by personnel, and the personnel safety of the personnel in the process of descending the well can be ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of connection between a hoop of a smooth transition device of a cable wellhead tripod and an insulating extension ladder according to an embodiment of the present utility model;

FIG. 2 is a perspective view of a smooth transition device hoop assembly of a cable wellhead tripod according to an embodiment of the present utility model;

in the figure: 1. tripod bearing support leg; 2. a hoop; 3. a telescopic insulating ladder; 4. a limiter hook; 5. a stopper hole; 6. an anti-slip pad; 7. self-tightening bolts.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 and 2, the utility model provides a smooth transition device of a tripod of a cable wellhead, which comprises an anchor ear and a telescopic insulating ladder, wherein the anchor ear comprises self-fastening bolts and two lug side limiter holes, the anchor ear is U-shaped, the limiter holes are symmetrically arranged on two lug sides of the anchor ear, the anchor ear and the self-fastening bolts thereof are used for being fixed on a bearing support leg of the tripod, an anti-slip pad is arranged on one side of the anchor ear, which is contacted with the bearing support leg of the tripod, the telescopic insulating ladder is matched with the anchor ear, and a limiter hook is arranged at the upper end of the telescopic insulating ladder and connected with the limiter holes.

The insulating ladder hook can be connected with the two-lug side limiting holes in a hanging mode and self-locking is achieved.

The telescopic insulating ladder is used for penetrating into the ladder in the cable shaft and is parallel to the original ladder in the cable shaft.

When the smooth transition device of the cable wellhead tripod is in actual operation, the tripod and the telescopic insulating ladder 3 are integrally formed by the hooking of the telescopic insulating ladder 3 and the anchor ear 2 and the tight fixation of the anchor ear 2 and the tripod bearing support leg 1, the tripod is moved to the wellhead, the telescopic insulating ladder 3 is vertically lowered, a parallel position relationship is formed between the telescopic insulating ladder 3 and the original ladder in the cable shaft, the smooth transition from the telescopic insulating ladder 3 on the tripod to the ladder in the shaft can be realized in the process of descending a person, and the quick-checking device configured by the tripod is combined to form double protection, so that the falling risk of the person in the shaft is effectively ensured.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (3)

1. The utility model provides a smooth transition device of cable wellhead tripod, its characterized in that, includes staple bolt, scalable insulating ladder, the staple bolt includes from fastening bolt, ears side stopper hole, the staple bolt is the U type, stopper hole symmetry sets up on the staple bolt ears side, the staple bolt and self-fastening bolt are used for fixing on tripod bearing landing leg, the staple bolt with one side of tripod bearing landing leg contact is equipped with the slipmat, scalable insulating ladder with the supporting use of staple bolt, scalable insulating ladder upper end is equipped with the stopper couple, the stopper couple with the stopper hole is connected.

2. The smooth transition device of a cable wellhead tripod of claim 1 wherein said insulating ladder hook is adapted to be hooked to said anchor ear binaural limiting aperture and self-locking.

3. The smooth transition device of a cable wellhead tripod of claim 1 wherein said telescoping insulating ladder is adapted to extend into the cable shaft parallel to the original ladder in the cable shaft.