CN210092833U - Elbow and pipeline connecting structure - Google Patents

Abstract

The utility model discloses an elbow and pipeline connecting structure, the corner of the elbow is 20 degrees, the turning radius of the central line is 105 cm, the length is 40 cm, and the diameter is 16 cm; the pipe orifice at one end of the elbow is enlarged, and the diameter of the other end of the elbow is 16 cm. The pipeline connecting structure comprises a front section of pipeline, a plurality of elbows, a middle section of straight pipeline, a plurality of elbows and a rear section of pipeline which are connected in sequence. The embodiment of the utility model provides a pair of elbow and pipeline connection structure, the turning of elbow is 20 degrees, and this elbow can let the plastic-coated steel pipe avoid barriers such as complicated water supply of underground, drainage, blowdown, communication pipeline buried the process underground very conveniently, also avoids the damage that traditional mode of turning round caused the cable.

Description

Elbow and pipeline connecting structure

Technical Field

The utility model belongs to the technical field of the elbow, especially, relate to an elbow and pipe connection structure.

Background

For rust prevention and pressure resistance, the underground pipeline of the power cable is buried by a plastic-coated steel pipe according to the construction specifications of power companies, the specification of the plastic-coated steel pipe is generally 6 meters (which can be sawed short if necessary) and 16 centimeters in diameter (which can meet the laying of most cables, and the diameter of a cross-linked polyvinyl chloride insulated power cable with the wire diameter of 300 square millimeters is about 9 centimeters generally), and the pipe orifice at one end can be sleeved at the other end by increasing the caliber of the pipe orifice at the other end so as to carry out extension connection, as shown in fig. 1.

The power cable plastic-coated steel pipe pipeline is burying the in-process underground, can only the straight line connection with current plastic-coated steel pipe connected mode, can't turn round, and the underground condition is complicated, when the plastic-coated steel pipe meets other water supply, drainage, blowdown, communication pipeline and need avoid the barrier, the front and back section pipeline can only warp the small angle and insert the connection reluctantly, but the preceding section of such connected mode and the one-tenth pipeline contact surface of back are too little, firm inadequately, and it is easy not hard up, as shown in fig. 2.

The connecting position of the connecting mode is provided with the tilted pipe orifice, the cable dragging and dropping direction is uncertain during electric power engineering construction, if the cable dragging and dropping direction is the reverse pipe orifice, the tilted pipe orifice easily scratches a cable insulation protective skin layer during dragging and dropping, so that the cable is damaged, and even a safety accident can be caused if the cable is not found in time, as shown in fig. 3.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elbow and pipe connection structure to technical problem more than solving.

To achieve the purpose, the utility model adopts the following technical proposal:

in a first aspect, an embodiment of the present invention provides an elbow, where a corner of the elbow is 20 degrees, a turning radius of a center line of the elbow is 105 centimeters, a length of the elbow is 40 centimeters, and a diameter of the elbow is 16 centimeters;

the pipe orifice at one end of the elbow is enlarged, and the diameter of the other end of the elbow is 16 cm.

As an optional technical scheme of the utility model, the turning radius of central line is greater than 15 times of cable diameter.

In a second aspect, an embodiment of the present invention provides a pipeline connecting structure, which includes a previous pipeline section, an elbow as described above, and a subsequent pipeline section, which are connected in sequence;

the larger end of the pipe orifice of the elbow is sleeved on the previous section of pipeline, and the smaller end of the pipe orifice of the elbow is inserted into the next section of pipeline.

In a third aspect, an embodiment of the present invention provides a pipeline connecting structure, including a previous pipeline section, a plurality of elbows, and a subsequent pipeline section, which are connected in sequence;

a plurality of elbows are connected in sequence to form an elbow group;

the larger end of the pipe orifice of the elbow group is sleeved on the front section of pipeline for connection, and the smaller end of the pipe orifice of the elbow group is inserted into the rear section of pipeline for connection.

In a fourth aspect, an embodiment of the present invention provides a pipeline connecting structure, including a front section of pipeline, a plurality of elbows as described above, a middle section of straight pipeline, a plurality of elbows as described above, and a rear section of pipeline, which are connected in sequence;

a plurality of elbows close to the previous section of pipeline are sequentially connected to form a first elbow group, and a plurality of elbows close to the next section of pipeline are sequentially connected to form a second elbow group;

the larger end of the pipe orifice of the first group of elbow groups is sleeved on the front section of pipeline, and the smaller end of the pipe orifice of the first group of elbow groups is inserted into the straight pipeline in the middle section;

the middle section straight pipeline is sleeved by the larger end of the pipe orifice of the second group of elbow groups, and the smaller end of the pipe orifice of the second group of elbow groups is inserted into the rear section pipeline.

Compared with the prior art, the embodiment of the utility model provides a following beneficial effect has:

the embodiment of the utility model provides a pair of elbow and pipeline connection structure, the turning of elbow is 20 degrees, and this elbow can let the plastic-coated steel pipe avoid barriers such as complicated water supply of underground, drainage, blowdown, communication pipeline buried the process underground very conveniently, also avoids the damage that traditional mode of turning round caused the cable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a connection diagram of a pipe connection structure provided in the prior art.

Fig. 2 is a connection diagram of another pipe connection structure provided in the prior art.

Fig. 3 is a connection diagram of another pipe connection structure provided in the prior art.

Fig. 4 is a structural diagram of an elbow according to an embodiment of the present invention.

Fig. 5 is another structural diagram of an elbow according to an embodiment of the present invention.

Fig. 6 is a connection diagram of a pipeline connection structure according to an embodiment of the present invention.

Fig. 7 is a connection diagram of another pipe connection structure according to an embodiment of the present invention.

Fig. 8 is a connection diagram of another pipe connection structure according to an embodiment of the present invention.

Illustration of the drawings:

an elbow 10, a front section pipeline 11, a rear section pipeline 12 and a middle section straight pipeline 13.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 4 and 5.

This embodiment provides an elbow 10 having a 20 degree corner and a centerline with a radius of 105 cm, a length of 40 cm and a diameter of 16 cm.

The elbow 10 has an enlarged orifice at one end and a diameter of 16 cm at the other end.

Further, the turning radius of the center line is more than 15 times of the diameter of the cable. The designed elbow 10 is enough to meet the requirement of the turning radius of the cross-linked polyvinyl chloride insulated power cable with the wire diameter of 300 square millimeters.

Referring to fig. 6, the present embodiment provides a pipe connection structure, which includes a front section of pipe 11, an elbow 10 as described above, and a rear section of pipe 12 connected in sequence.

The larger end of the pipe orifice of the elbow 10 is sleeved on the previous section of the pipeline 11, and the smaller end of the pipe orifice of the elbow 10 is inserted into the next section of the pipeline 12.

In this embodiment, the connection in this way can avoid other obstacles such as underground water supply, drainage, pollution discharge, communication pipes, and the like, which are encountered in the process of burying the pipeline.

Referring to fig. 7, the present embodiment provides a pipe connection structure, which includes a front section of pipe 11, a plurality of elbows 10, and a rear section of pipe 12 connected in sequence.

A plurality of the elbows 10 are connected in sequence to form an elbow 10 group.

The larger end of the elbow 10 is connected by sleeving the previous section of pipeline 11, and the smaller end of the elbow 10 is connected by inserting into the next section of pipeline 12.

In this embodiment, the two elbows 10 are continuously connected, so that the previous section of pipeline 11 turns around through the two elbows 10 and then continuously keeps the same direction as the previous section of pipeline 11.

Referring to fig. 8, the present embodiment provides a pipeline connection structure, which includes a front section of pipeline 11, a plurality of elbows 10 as described above, a middle section of straight pipeline 13, a plurality of elbows 10 as described above, and a rear section of pipeline 12, which are connected in sequence.

A plurality of elbows 10 close to the previous section of pipeline 11 are sequentially connected to form a first group of elbows 10, and a plurality of elbows 10 close to the next section of pipeline 12 are sequentially connected to form a second group of elbows 10.

The larger end of the first group of elbows 10 is sleeved on the front section of pipe 11, and the smaller end of the first group of elbows 10 is inserted into the middle section of straight pipe 13.

The larger end of the second group of elbows 10 is sleeved on the middle section of straight pipe 13, and the smaller end of the second group of elbows 10 is inserted into the next section of pipe 12.

In this embodiment, the middle straight pipe 13 has only one elbow 10 in front and at the back.

In this embodiment, by using the intermediate-section straight pipe 13 as the intermediate section, other pipes can be flexibly avoided.

To sum up, the embodiment of the utility model provides a pair of elbow 10 and pipe connection structure, elbow 10's turning is 20 degrees, and this elbow 10 can let the plastic-coated steel pipe avoid barriers such as complicated water supply in underground, drainage, blowdown, communication pipeline buried the process underground very conveniently, also avoid the damage that traditional mode of turning led to the fact the cable.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are intended to be inclusive and therefore specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order discussed and illustrated, unless explicitly indicated as an order of performance. It should also be understood that additional or alternative steps may be employed.

When an element or layer is referred to as being "on" … … "," engaged with "… …", "connected to" or "coupled to" another element or layer, it can be directly on, engaged with, connected to or coupled to the other element or layer, or intervening elements or layers may also be present. In contrast, when an element or layer is referred to as being "directly on … …," "directly engaged with … …," "directly connected to" or "directly coupled to" another element or layer, there may be no intervening elements or layers present. Other words used to describe the relationship of elements should be interpreted in a similar manner (e.g., "between … …" and "directly between … …", "adjacent" and "directly adjacent", etc.). As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region or section from another element, component, region or section. Unless clearly indicated by the context, use of terms such as the terms "first," "second," and other numerical values herein does not imply a sequence or order. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

Spatially relative terms, such as "inner," "outer," "below," "… …," "lower," "above," "upper," and the like, may be used herein for ease of description to describe a relationship between one element or feature and one or more other elements or features as illustrated in the figures. Spatially relative terms may be intended to encompass different orientations of the device in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the example term "below … …" can encompass both an orientation of facing upward and downward. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (5)

1. An elbow, which is characterized in that:

the corner of the elbow is 20 degrees, the turning radius of the center line of the elbow is 105 centimeters, the length of the elbow is 40 centimeters, and the diameter of the elbow is 16 centimeters;

the pipe orifice at one end of the elbow is enlarged, and the diameter of the other end of the elbow is 16 cm.

2. The elbow according to claim 1, wherein:

the turning radius of the center line is more than 15 times of the diameter of the cable.

3. A pipe connecting structure comprising a preceding pipe section, the elbow of claim 1, and a succeeding pipe section which are connected in this order;

the larger end of the pipe orifice of the elbow is sleeved on the previous section of pipeline, and the smaller end of the pipe orifice of the elbow is inserted into the next section of pipeline.

4. A pipe connecting structure comprising a preceding pipe section, a plurality of elbows according to claim 1, and a succeeding pipe section which are connected in sequence;

a plurality of elbows are connected in sequence to form an elbow group;

the larger end of the pipe orifice of the elbow group is sleeved on the front section of pipeline for connection, and the smaller end of the pipe orifice of the elbow group is inserted into the rear section of pipeline for connection.

5. A pipe connecting structure, comprising a front section of pipe, a plurality of elbows according to claim 1, a middle section of straight pipe, a plurality of elbows according to claim 1, and a rear section of pipe which are connected in sequence;

a plurality of elbows close to the previous section of pipeline are sequentially connected to form a first elbow group, and a plurality of elbows close to the next section of pipeline are sequentially connected to form a second elbow group;

the larger end of the pipe orifice of the first group of elbow groups is sleeved on the front section of pipeline, and the smaller end of the pipe orifice of the first group of elbow groups is inserted into the straight pipeline in the middle section;

the middle section straight pipeline is sleeved by the larger end of the pipe orifice of the second group of elbow groups, and the smaller end of the pipe orifice of the second group of elbow groups is inserted into the rear section pipeline.

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