High-efficiency heat dissipation power cable intermediate joint accessory

Abstract

The utility model discloses an efficient heat dissipation power cable intermediate joint accessory, relates to the power cable technology field, and comprises a joint main body, a protection assembly and a positioning locking assembly, the outer side of the joint main body is uniformly fixed with heat conduction sheets, the surfaces of the heat conduction sheets are uniformly distributed with ventilation grooves, the external part of the heat conduction sheets is provided with the protection assembly, and the positioning locking assembly is fixedly arranged on the joint main body. Connecting rods are fixed to the left side and the right side of the protection assembly correspondingly, and a positioning locking assembly is installed on the upper side of the tail end of each connecting rod and comprises a lantern ring, a threaded cylinder, a threaded rod and a rubber positioning block. According to the efficient heat dissipation power cable intermediate joint accessory, a rubber positioning block can fasten a cable main body in a lantern ring, so that two groups of positioning and locking assemblies can be matched with a connecting rod to fasten and connect the cable main bodies on the two sides, and the two cable main bodies and the joint main body are enabled to be in a straight line; and the influence of fluctuation of the cable main body on the butt joint stability with the joint main body is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to power cable technical field, concretely is a kind of efficient heat dissipation power cable intermediate joint accessory. BACKGROUND

[0002] Power cable is the cable product used to transmit and distribute high-power electric energy in the main line of power system, and the cable intermediate joint accessory is a product used to connect the cable with the power transmission and distribution line and related power distribution devices. They generally refer to the intermediate connection and terminal connection of various cables in the cable line.

[0003] For example, the utility model with application No. 202023247910.X discloses an intelligent power cable intermediate joint with a convenient heat dissipation structure. Similar to the power cable intermediate joint of the above-mentioned application, the following deficiencies still exist: although the power cable intermediate joint is convenient to dissipate heat, the power cables connected on both sides do not have corresponding fixing structures during use, which have large fluctuation and can easily affect the connection stability.

[0004] Therefore, in view of the above, the existing structure and deficiencies are improved, and an efficient heat dissipation power cable intermediate joint accessory is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide an efficient heat dissipation power cable intermediate joint accessory to solve the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an efficient heat dissipation power cable intermediate joint accessory, comprising a joint body, a protection assembly and a positioning and locking assembly, the outer side of the joint body is uniformly fixed with heat-conducting fins, and the surface of the heat-conducting fins is uniformly distributed with ventilation grooves, the outer part of the heat-conducting fins is installed with the protection assembly, the left and right sides of the protection assembly are fixed with connecting rods, and the distal end of the connecting rod is installed with the positioning and locking assembly on the upper side, the positioning and locking assembly comprises a collar, a threaded cylinder, a threaded rod and a rubber positioning block, the upper middle part of the collar is embedded with the threaded cylinder, and the threaded rod is screwed in the inner thread of the threaded cylinder, and the bottom of the threaded rod is connected with the rubber positioning block.

[0007] Further, the left and right sides of the joint body are provided with connecting ports, and the outer side of the connecting port is installed with a cable body.

[0008] Further, the outer side of the left and right ends of the joint body is fixed with a heat-shrinkable sleeve, the heat-shrinkable sleeve has a cylindrical structure, and the heat-shrinkable sleeve is located on the outer side of the cable body.

[0009] Further, the protection assembly comprises a protection upper shell and a protection lower shell, the lower side of the protection upper shell is provided with the protection lower shell, and the side of the protection upper shell and the protection lower shell is in a semicircular structure.

[0010] Further, the protection assembly further comprises an ear plate, the front and back sides of the protection upper shell and the protection lower shell are fixed with the ear plate, and the upper and lower ear plates are connected through bolts.

[0011] Further, the protection assembly further comprises a dust screen, the left and right sides of the protection upper shell and the protection lower shell are fixed with the dust screen, and the center of the protection upper shell and the protection lower shell is coincident with the center of the joint main body.

[0012] Further, the sleeve ring is composed of two half rings with different inner diameters, and the inner diameter of the half ring on the upper side of the sleeve ring is larger than that of the half ring on the lower side.

[0013] Further, the rubber positioning block is rotationally connected with the threaded rod, and the rubber positioning block is in an arc structure.

[0014] The utility model provides a kind of high-efficiency heat dissipation electric power cable middle joint accessory, with the following beneficial effects:

[0015] The utility model is provided with positioning and locking assembly, sleeve ring can be set on the outer side of cable main body on both sides, the position of rubber positioning block is adjusted by rotating threaded rod in threaded cylinder, so that rubber positioning block can fasten cable main body in sleeve ring, thus two groups of positioning and locking assembly cooperate with connecting rod to fasten and connect cable main body on both sides, so that two cable main bodies and joint main body are in a straight line, and the docking stability of cable main body and joint main body is prevented from being affected by fluctuation.

[0016] The utility model is provided with protection assembly, heat shrink sleeve can be shrunk by heat and tightly wrapped around the docking position of both, to enhance the sealing property of connection, heat conduction sheet on the outer side of joint main body is used to conduct heat and dissipate heat for joint main body, heat conduction sheet cooperates with protection upper shell and protection lower shell to enhance structural strength, so that joint main body is fully protected, dust screen is fixed on the left and right sides of protection upper shell and protection lower shell to facilitate ventilation, while ventilation can prevent dust from entering, ventilation in the inner side of protection upper shell and protection lower shell can form air convection, ventilation groove of heat conduction sheet can quickly take away the heat of heat conduction sheet, to promote heat dissipation. ACCURATE DRAWINGS

[0017] Figure 1 It is the whole explosion structure schematic view of the utility model of a kind of high-efficiency heat dissipation electric power cable middle joint accessory;

[0018] Figure 2 It is the joint main body explosion structure schematic view of the utility model of a kind of high-efficiency heat dissipation electric power cable middle joint accessory.

[0019] Figure 3 It is the whole external schematic view of the utility model of a kind of efficient heat dissipation power cable intermediate joint accessory;

[0020] Figure 4 It is the enlarged structural schematic view of the utility model of a kind of efficient heat dissipation power cable intermediate joint accessory positioning locking assembly.

[0021] In the drawing: 1, joint body;2, connecting port;3, heat shrink sleeve;4, cable body;5, heat-conducting sheet;6, ventilation groove;7, protection assembly;701, protective upper shell;702, protective lower shell;703, ear plate;704, dust screen;8, connecting rod;9, positioning locking assembly;901, collar;902, threaded cylinder;903, threaded rod;904, rubber positioning block. DETAILED DESCRIPTION

[0022] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0023] As Figures 1-2 shown, a kind of efficient heat dissipation power cable intermediate joint accessory, including joint body 1, protection assembly 7 and positioning locking assembly 9, the left and right sides of joint body 1 are all set with connecting port 2, and the outside of connecting port 2 is installed with cable body 4.Joint body 1's left and right end outside is fixed with heat shrink sleeve 3, and heat shrink sleeve 3 is cylindrical structure, and heat shrink sleeve 3 is located at the outside of cable body 4, the outside of joint body 1 is uniformly fixed with heat-conducting sheet 5, and the surface of heat-conducting sheet 5 is uniformly distributed with ventilation groove 6;The connecting port 2 of the left and right sides of joint body 1 is convenient for butt joint cable body 4, heat shrink sleeve 3 is located at the outside of connecting port 2 and cable body 4, heat shrink sleeve 3 can be shrunk by heat and tightly wrapped the butt joint of both, play the role of enhancing connection sealing property, the heat-conducting sheet 5 of the outside of joint body 1 is used to heat-conducting and heat-dissipating joint body 1.

[0024] As Figure 1 and Figure 3As shown, the outer part of the heat-conducting sheet 5 is provided with a protection assembly 7, which comprises a protection upper shell 701 and a protection lower shell 702, the lower side of the protection upper shell 701 is provided with the protection lower shell 702, and the side of the protection upper shell 701 and the protection lower shell 702 is in a semicircular structure, the protection assembly 7 further comprises an ear plate 703, the front and back sides of the protection upper shell 701 and the protection lower shell 702 are both fixed with the ear plate 703, the upper and lower ear plates 703 are connected by bolts, the protection assembly 7 further comprises a dust screen 704, the left and right sides of the protection upper shell 701 and the protection lower shell 702 are both fixed with the dust screen 704, and the center of the protection upper shell 701 and the protection lower shell 702 coincides with the center of the joint main body 1; the ear plate 703 between the protection upper shell 701 and the protection lower shell 702 is connected by bolts, which is convenient for disassembly and assembly of the two, the protection upper shell 701 and the protection lower shell 702 cover the outer side of the heat-conducting sheet 5 of the joint main body 1, the heat-conducting sheet 5 cooperates with the protection upper shell 701 and the protection lower shell 702 to enhance the structural strength, thereby fully protecting the joint main body 1, the left and right sides of the protection upper shell 701 and the protection lower shell 702 are both fixed with the dust screen 704, which is convenient for ventilation, and at the same time, it can prevent dust from entering, the ventilation of the inner side of the protection upper shell 701 and the protection lower shell 702 can form air convection, which can quickly take away the heat of the heat-conducting sheet 5 in cooperation with the ventilation groove 6 of the heat-conducting sheet 5, and promote heat dissipation.

[0025] As shown in Figure 1 and Figure 4 the left and right sides of the protection assembly 7 are both fixed with a connecting rod 8, and the end of the connecting rod 8 is provided with a positioning and locking assembly 9, the positioning and locking assembly 9 comprises a sleeve ring 901, a threaded cylinder 902, a threaded rod 903 and a rubber positioning block 904, the middle part of the sleeve ring 901 is embedded with the threaded cylinder 902 on the upper side, the inner thread of the threaded cylinder 902 is screwed with the threaded rod 903, the bottom of the threaded rod 903 is connected with the rubber positioning block 904, the sleeve ring 901 is composed of two half rings with different inner diameters, the inner diameter of the upper half ring of the sleeve ring 901 is larger than that of the lower half ring, the rubber positioning block 904 is rotatably connected with the threaded rod 903, and the rubber positioning block 904 is in an arc shape structure; the sleeve ring 901 can be arranged outside the cable main body 4 on both sides, the inner diameter of the upper half ring of the sleeve ring 901 is larger than that of the lower half ring, which is convenient for the arrangement of the rubber positioning block 904 on the upper side, the position of the rubber positioning block 904 can be adjusted by rotating the threaded rod 903 in the threaded cylinder 902, so that the rubber positioning block 904 can fasten the cable main body 4 in the sleeve ring 901, therefore, the two positioning and locking assemblies 9 cooperate with the connecting rod 8 to fasten and connect the cable main body 4 on both sides, thereby making the two cable main bodies 4 and the joint main body 1 in a straight line, and preventing the fluctuation of the cable main body 4 from affecting the stability of the joint with the joint main body 1.

[0026] In summary, as shown in Figures 1-4As shown, the high-efficiency heat dissipation power cable middle joint accessory, in use, first, the protective lower shell 702 can be arranged at the lower side of the joint body 1, then the cable bodies 4 are butted at the connecting ports 2 on both sides of the joint body 1, and the two cable bodies 4 pass through the two side loops 901, after the butt joint is completed, the heat shrink sleeves 3 on both sides are heated to shrink and tightly wrap the butt joint of the two, so as to enhance the sealing performance of the connection, then the position of the rubber positioning block 904 is adjusted by rotating the threaded rod 903 in the threaded cylinder 902, so that the rubber positioning block 904 fastens the cable body 4 in the loop 901, so that the two cable bodies 4 and the joint body 1 are in a straight line, and the butt joint stability of the cable body 4 and the joint body 1 is prevented from being affected by the fluctuation of the cable body 4;

[0027] Then the protective upper shell 701 is installed and the bolts pass through the two ear plates 703, so that the protective upper shell 701 and the protective lower shell 702 cover the outside of the heat conduction plates 5 of the joint body 1, the heat conduction plates 5 cooperate with the protective upper shell 701 and the protective lower shell 702 to enhance the structural strength, thereby fully protecting the joint body 1, and the heat conduction plates 5 on the outside of the joint body 1 can conduct heat and dissipate heat for the joint body 1, the dust screens 704 on the left and right sides of the protective upper shell 701 and the protective lower shell 702 facilitate ventilation, and the ventilation can prevent dust from entering, and the ventilation on the inside of the protective upper shell 701 and the protective lower shell 702 can form air convection, and the ventilation grooves 6 of the heat conduction plates 5 can quickly take away the heat of the heat conduction plates 5, so that the use process of the high-efficiency heat dissipation power cable middle joint accessory is completed.

[0028] The embodiments of the present application are given for the purpose of example and description, and are not exhaustive or limit the present application to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described in order to better illustrate the principles and practical application of the present application, and to enable those skilled in the art to understand the present application so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A high-efficiency heat-dissipation power cable intermediate joint accessory, comprising a joint body (1), a protection assembly (7) and a positioning and locking assembly (9), characterized in that, The outer side of the joint body (1) is uniformly fixed with heat-conducting sheets (5), and the surface of the heat-conducting sheets (5) is uniformly distributed with ventilation grooves (6), the outer part of the heat-conducting sheets (5) is installed with a protection assembly (7), the left and right sides of the protection assembly (7) are both fixed with connecting rods (8), and the end of the connecting rod (8) is installed with a positioning and locking assembly (9) on the upper side, the positioning and locking assembly (9) comprises a collar (901), a threaded cylinder (902), a threaded rod (903) and a rubber positioning block (904), the middle upper side of the collar (901) is half-embedded with the threaded cylinder (902), and the inner thread of the threaded cylinder (902) is screwed with the threaded rod (903), and the bottom of the threaded rod (903) is connected with the rubber positioning block (904).

2. A high efficient heat dissipating power cable intermediate joint accessory according to claim 1, characterized in that, The left and right sides of the joint body (1) are both provided with connecting openings (2), and the outer side of the connecting openings (2) is installed with cable bodies (4).

3. A high efficient heat dissipating power cable intermediate joint accessory according to claim 2, characterized in that, The outer sides of the left and right ends of the joint body (1) are both fixed with heat-shrink sleeves (3), the heat-shrink sleeves (3) are in a cylindrical structure, and the heat-shrink sleeves (3) are located on the outer side of the cable bodies (4).

4. A high efficient heat dissipating power cable intermediate joint accessory according to claim 1, characterized in that, The protection assembly (7) comprises a protection upper shell (701) and a protection lower shell (702), the lower side of the protection upper shell (701) is installed with the protection lower shell (702), and the side faces of the protection upper shell (701) and the protection lower shell (702) are both in a semicircular structure.

5. A high efficiency heat dissipating power cable intermediate joint accessory according to claim 4, characterized in that, The protection assembly (7) further comprises an ear plate (703), the front and rear sides of the protection upper shell (701) and the protection lower shell (702) are both fixed with the ear plate (703), and the upper and lower ear plates (703) are bolt-connected.

6. A high efficient heat dissipating power cable intermediate joint accessory according to claim 4, characterized in that, The protection assembly (7) further comprises a dust screen (704), the left and right sides of the protection upper shell (701) and the protection lower shell (702) are both fixed with the dust screen (704), and the centers of the protection upper shell (701) and the protection lower shell (702) coincide with the center of the joint body (1).

7. A high efficient heat dissipating power cable intermediate joint accessory according to claim 1, characterized in that, The collar (901) is composed of two half-rings with different inner diameters, and the inner diameter of the upper half-ring of the collar (901) is larger than that of the lower half-ring.

8. A high efficient heat dissipating power cable intermediate joint accessory according to claim 1, characterized in that, The rubber positioning block (904) is rotationally connected with the threaded rod (903), and the rubber positioning block (904) is in an arc-shaped structure.

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