CN216528100U

CN216528100U - Capacity-increasable overhead insulated cable

Info

Publication number: CN216528100U
Application number: CN202122775949.7U
Authority: CN
Inventors: 朱克城; 毛健; 史培平
Original assignee: JIANGSU YUANHONG CABLE CO Ltd
Current assignee: JIANGSU YUANHONG CABLE CO Ltd
Priority date: 2021-11-14
Filing date: 2021-11-14
Publication date: 2022-05-13
Anticipated expiration: 2031-11-14

Abstract

The utility model provides a capacity-increasable overhead insulated cable, which relates to the field of power transmission and comprises a cable; the left end of the cable is sleeved with a first reinforcing part, and an auxiliary line of the first reinforcing part is connected with a main line of the cable; the right side cover of cable is equipped with second reinforcing part, and the attach fitting of second reinforcing part is connected with the main part circuit, and the attach fitting of second reinforcing part is connected through the spring with the attach plug of first reinforcing part, through using attach plug and attach fitting, parallelly connected auxiliary line in the below of main part circuit, with this cross-sectional area of equivalent increase main part circuit, with this increase main part circuit's current-carrying capacity, with the cable current-carrying capacity is not enough after coping with the electric power dilatation, solved current overhead insulated cable when using, be not convenient for increase the carrying capacity temporarily, after the electric power increase-capacitance, if the carrying capacity of cable can not reach the requirement, just need change corresponding cable, produce the problem of a large amount of economic expenses.

Description

Capacity-increasable overhead insulated cable

Technical Field

The utility model belongs to the technical field of power transmission, and particularly relates to a capacity-expandable overhead insulated cable.

Background

When power transmission is carried out, overhead cables are often required to be erected, and with the increase of power requirements of power utilization areas, the current-carrying capacity of the cables may not meet the requirements, so that potential safety hazards are caused.

Based on the prior art discovery, current overhead insulated cable is when using, and the temporary increase of carrying capacity of being not convenient for, after the electric power increase-volume, if the carrying capacity of cable can not reach the requirement, just need change corresponding cable, produces a large amount of economic expenses, and current overhead insulated cable is when using simultaneously, and the heat-sinking capability of cable is perfect inadequately, after carrying out the electric power increase-volume, often can be along with the more thermal production of cable, causes the potential safety hazard very easily.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, the present invention provides a capacity-increased overhead insulated cable, in which an auxiliary line is connected in parallel below a main line by using a connection plug and a connection joint, so as to increase the cross-sectional area of the main line, thereby increasing the current-carrying capacity of the main line, and solving the problem of insufficient current-carrying capacity of the cable after power capacity expansion.

The utility model relates to a capacity-increasing aerial insulated cable, which is achieved by the following specific technical means:

a compatibilizable overhead insulated cable comprising: a cable; the left end of the cable is sleeved with a first reinforcing part, and an auxiliary line of the first reinforcing part is connected with a main line of the cable; the right side of the cable is sleeved with a second reinforcing part, the connecting joint of the second reinforcing part is connected with the main body circuit, and the connecting joint of the second reinforcing part is connected with the connecting plug of the first reinforcing part through a spring.

Optionally, the cable includes: the protective sleeve is internally provided with six mounting holes, filling holes are formed in the centers of the six mounting holes of the protective sleeve, and the outer side of the protective sleeve is provided with a ventilation hole; the outside cladding of each cable of main part circuit has insulating cover, and six cables of main part circuit insert respectively inside the mounting hole of protective sheath.

Optionally, the first reinforcement part includes: the insulating sleeve A is wound at the left end of the main line; the left side of the auxiliary line extends out of six connecting cables, and the connecting cables of the auxiliary line are inserted into the insulating sleeve A from the lower part; the connecting plug is connected to the right end of the auxiliary line, and six metal columns of the connecting plug are connected with six cables of the auxiliary line; and the limiting plate is sleeved outside the right end of the auxiliary circuit, and the front end of the limiting plate is connected with the rotating shaft through the plate-shaped bulge.

Optionally, the second reinforcement part includes: the insulating sleeve B is wound at the right end of the main line; the mounting sleeve is connected below the insulating sleeve B, the left side and the right side of the mounting sleeve are provided with rotating holes, and the front end of the mounting sleeve is provided with a screw hole; the connecting joint is provided with six interfaces, and the interfaces of the connecting joint are connected with six cables; the connecting joint is inserted into the mounting sleeve, is connected with the mounting sleeve through a spring, and is respectively connected with six cables of the main circuit; the fastener, the fastener left and right sides are equipped with the pivot, and the pivot of fastener inserts inside the rotatory hole of installation cover to the fastener passes through the spring and is connected with the pivot of the limiting plate of first reinforcing portion.

Compared with the prior art, the utility model has the following beneficial effects:

compared with the traditional insulated cable, the capacity-increased overhead insulated cable has the advantages that the left end of the auxiliary line is connected with the main body, the connecting plug at the right end of the auxiliary line is connected with the connecting joint of the second reinforcing part, the auxiliary line is connected with the main body line in parallel, the cross section area of the main body line is effectively increased, the current-carrying capacity of the cable is rapidly increased in power capacity increase, the economic expenditure caused by the fact that a complete new cable needs to be replaced due to insufficient current-carrying capacity of an original cable in power capacity increase is reduced, and meanwhile potential safety hazards caused by the fact that the current-carrying capacity of the cable cannot meet requirements in capacity increase due to aging of the cable can be prevented.

In addition, when the cable is protected through the protective sleeve, a large space is formed between each strand of lines in the cable, and meanwhile, the through hole of the protective sleeve enables the cable to have a large contact area with air flow when the cable is erected at high altitude, so that the temperature of the cable can be effectively reduced.

In addition, through limiting plate and fastener, can make connecting plug remain the below at connecting plug all the time, when connecting, upwards promote the fastener and hang on insulating cover B's couple, can carry out the auxiliary connection to auxiliary line and main part circuit, the staff's of being convenient for quick lock connecting plug and attach fitting reduce the operation degree of difficulty.

In addition, the connecting joint is connected with the mounting sleeve through a spring, and after the mounting sleeve and the connecting plug are fixed, the spring can generate elastic force on the connecting joint, so that the connecting joint is always tightly jointed with the connecting plug.

Drawings

Fig. 1 is a schematic diagram of the explosive structure of the internal parts of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a partially enlarged structural view of the present invention at a shown in fig. 2.

Fig. 4 is a perspective cross-sectional structure diagram of a second reinforcement part of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a cable; 101. a protective sleeve; 102. a main body circuit;

2. a first reinforcement portion; 201. an insulating sleeve A; 202. an auxiliary line; 203. a connecting plug; 204. a limiting plate;

3. a second reinforcement section; 301. an insulating sleeve B; 302. installing a sleeve; 303. connecting a joint; 304. a fastener.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a capacity-increasable overhead insulated cable, comprising: a cable 1; the left end of the cable 1 is sleeved with the first reinforcing part 2, and the auxiliary line 202 of the first reinforcing part 2 is connected with the main line 102 of the cable 1; the right side of the cable 1 is fitted with the second reinforcement part 3, and the connection terminal 303 of the second reinforcement part 3 is connected to the main body line 102, and the connection terminal 303 of the second reinforcement part 3 is connected to the connection plug 203 of the first reinforcement part 2 by a spring.

As shown in fig. 2 and 4, the cable 1 includes: the protective sleeve 101 is of a hexagonal structure, six mounting holes are formed in the protective sleeve 101, filling holes are formed in the centers of the six mounting holes of the protective sleeve 101, and ventilation holes are formed in the outer side of the protective sleeve 101; the protective sleeve 101 is used for installing the main body circuit 102, a large gap can be generated among six cables of the main body circuit 102 by using the protective sleeve 101, the six cables are in contact with external air flow through a vent of the protective sleeve 101 for heat dissipation, and flame retardant materials are filled in filling holes of the protective sleeve 101 to prevent the main body circuit 102 from being overheated and on fire; the main body circuit 102 is composed of six cables, an insulating sleeve is wrapped outside each cable of the main body circuit 102, and the six cables of the main body circuit 102 are respectively inserted into the installation holes of the protective sleeve 101; the main body circuit 102 transports electric energy, and through the clearance between the adjacent mounting holes of the protective sheath 101, the contact area of the main body circuit 102 and the external airflow is greatly increased, so that the heat dissipation effect can be greatly increased.

As shown in fig. 2 and 4, the first reinforcement part 2 includes: the insulation sleeve A201 is made of insulation materials, and the insulation sleeve A201 is wound at the left end of the main line 102; the insulation cover A201 isolates the contact among the six cables at the connection point after the auxiliary line 202 is connected with the main line 102, and simultaneously prevents the connection point from being exposed to the outside; the structure of the auxiliary line 202 is the same as that of the cable 1, six connecting cables extend out of the left side of the auxiliary line 202, and the connecting cables of the auxiliary line 202 are inserted into the insulating sleeve A201 from the lower part; the six connection cables of the auxiliary line 202 are connected to the six cables of the main line 102, respectively; the connecting plug 203, the connecting plug 203 is of a circular structure, the connecting plug 203 is connected to the right end of the auxiliary line 202, and six metal columns of the connecting plug 203 are connected with six cables of the auxiliary line 202; the connecting plug 203 transfers the cable of the auxiliary line 202 to the metal column, so as to be connected with the connecting joint 303 conveniently; the limiting plate 204 is of a circular annular structure, the limiting plate 204 is sleeved outside the right end of the auxiliary line 202, and the front end of the limiting plate 204 is connected with the rotating shaft through a plate-shaped bulge; retainer plate 204 may initially position first reinforcement 2 and second reinforcement 3 in cooperation with fastener 304.

As shown in fig. 2 and 4, the second reinforcement part 3 includes: the insulating sleeve B301 is made of insulating materials, and the insulating sleeve B301 is wound at the right end of the main line 102; the insulating sheath B301 isolates the contact between the six cables at the connection point after the connection joint 303 is connected to the main body line 102, while also preventing the connection point from being exposed to the outside; the mounting sleeve 302 is of a circular structure, the mounting sleeve 302 is connected below the insulating sleeve B301, the left side and the right side of the mounting sleeve 302 are provided with rotating holes, and the front end of the mounting sleeve 302 is provided with a screw hole; the mounting sleeve 302 is used to protect the connection joint 303 and also to mount the fastener 304; the connecting joint 303, the connecting joint 303 is a circular structure, the connecting joint 303 is provided with six interfaces, and the interfaces of the connecting joint 303 are connected with six cables; the connection terminal 303 is inserted inside the mounting sleeve 302, the connection terminal 303 is connected with the mounting sleeve 302 through a spring, and six cables of the connection terminal 303 are respectively connected with the cables of the main body line 102; after the connection joint 303 is jointed with the connection plug 203, the auxiliary line 202 can be connected with the main line 102 in parallel, and the cross-sectional area of each cable of the main line 102 is equivalently increased, so that the current-carrying capacity of the main line 102 is increased; a fastening member 304, wherein rotating shafts are arranged at the left side and the right side of the fastening member 304, the rotating shaft of the fastening member 304 is inserted into the rotating hole of the mounting sleeve 302, and the fastening member 304 is connected with the rotating shaft of the limiting plate 204 of the first reinforcing part 2 through a spring; the auxiliary connection between the auxiliary line 202 and the main line 102 can be performed by pushing the fastening member 304 upward to hang on the hook of the insulating sheath B301.

In the present invention: the protection sleeve 101 is sleeved outside the main line 102, a notch is formed in the position, where the insulation sleeve A201 and the insulation sleeve B301 need to be installed, of the protection sleeve 101, the left end of the auxiliary line 202 is connected with the main line 102, the connection joint 303 integrates the cable 1 into six joints, the insulation sleeve A201 is sleeved at the connection position, the connection joint 303 is connected to the right side of the main line 102, the installation sleeve 302 is sleeved outside the connection joint 303, the insulation sleeve B301 is sleeved at the connection position, the limiting plate 204 is sleeved below the connection plug 203, the fastener 304 is connected to the outer side of the installation sleeve 302, and the limiting plate 204 and the fastener 304 are connected through a spring; in use, the worker aligns the connection plug 203 with the connection terminal 303, pushes the fastener 304 to engage the connection plug 203 with the connection terminal 303, hangs the fastener 304 on the hook of the insulating sheath B301, temporarily fixes the connection terminal 303 and the connection plug 203, and then fixes the mounting sheath 302 and the connection plug 203 by the fastening screw of the mounting sheath 302.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A compatibilizable overhead insulated cable, comprising: a cable (1); the left end of the cable (1) is sleeved with a first reinforcing part (2), and an auxiliary line (202) of the first reinforcing part (2) is connected with a main line (102) of the cable (1); the right side of the cable (1) is sleeved with a second reinforcing part (3), a connecting joint (303) of the second reinforcing part (3) is connected with the main line (102), and the connecting joint (303) of the second reinforcing part (3) is connected with a connecting plug (203) of the first reinforcing part (2) through a spring.

2. The scalable overhead insulated cable of claim 1, wherein the cable (1) comprises: the protective sleeve comprises a protective sleeve (101), wherein six mounting holes are formed in the protective sleeve (101), filling holes are formed in the centers of the six mounting holes of the protective sleeve (101), and ventilation holes are formed in the outer side of the protective sleeve (101); the cable protection device comprises a main body circuit (102), wherein the outer side of each cable of the main body circuit (102) is coated with an insulating sleeve, and six cables of the main body circuit (102) are respectively inserted into a mounting hole of a protection sleeve (101).

3. The scalable overhead insulated cable of claim 1, wherein the first reinforcement (2) comprises: the insulation sleeve A (201), the insulation sleeve A (201) is wound at the left end of the main line (102); and an auxiliary line (202), wherein six connection cables are extended out of the left side of the auxiliary line (202), and the connection cables of the auxiliary line (202) are inserted into the insulating sleeve A (201) from the lower part.

4. A compatibilisable overhead insulated cable according to claim 3, wherein the first reinforcement (2) further comprises: the connecting plug (203), the connecting plug (203) is connected to the right end of the auxiliary line (202), and six metal columns of the connecting plug (203) are connected with six cables of the auxiliary line (202); and the limiting plate (204) is sleeved outside the right end of the auxiliary line (202), and the front end of the limiting plate (204) is connected with the rotating shaft through a plate-shaped bulge.

5. The scalable overhead insulated cable of claim 1, wherein the second reinforcement (3) comprises: the insulating sleeve B (301), the insulating sleeve B (301) is wound on the right end of the main line (102); the installation sleeve (302) is connected below the insulation sleeve B (301), the left side and the right side of the installation sleeve (302) are provided with rotating holes, and the front end of the installation sleeve (302) is provided with a screw hole.

6. Compatibilized overhead insulated cable according to claim 5, characterized in that said second reinforcement (3) further comprises: the connecting joint (303), the connecting joint (303) is equipped with six interfaces, and the interface of the connecting joint (303) is connected with six cables; the connecting joint (303) is inserted into the mounting sleeve (302), the connecting joint (303) is connected with the mounting sleeve (302) through a spring, and six cables of the connecting joint (303) are respectively connected with the cables of the main line (102); the left side and the right side of the fastening piece (304) are provided with rotating shafts, the rotating shafts of the fastening piece (304) are inserted into the rotating holes of the mounting sleeve (302), and the fastening piece (304) is connected with the rotating shaft of the limiting plate (204) of the first reinforcing part (2) through a spring.