Electric engineering power cable with connection structure

Abstract

The utility model discloses a power cable with a connecting structure for electrical engineering, which comprises fixing rings arranged outside two ends of a cable main body, and one side of each fixing ring is provided with a first connector and a second connector; the connecting socket is arranged in the first connector, and a connecting plug is arranged in the second connector; and the reserved cavities are formed in the first connector, the number of the reserved cavities is four, limiting blocks are arranged in the four reserved cavities, compression springs are arranged in the reserved cavities, limiting holes are formed in the inner wall of the connecting groove, and the first connector and the second connector are arranged at the two ends of the power cable. The power cable can be connected by connecting the first connector and the second connector, the plugging connection mode is simple and convenient, the power cable can be connected quickly, the power cable can be disassembled quickly, and the use effect of the power cable is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of power cables, in particular to a power cable for electrical engineering with a connection structure. Background Art

[0002] Electrical engineering is one of the core disciplines in the field of modern science and technology, and it is also an indispensable key discipline in the field of high-tech electrical engineering today. Power cables are cable products used to transmit and distribute high-power electrical energy in the trunk lines of the power system, including power cables with various voltage levels and insulation of 1-500KV and above. The basic structure of power cables consists of four parts: core, insulation layer, shielding layer and protective layer. They are commonly used in urban underground power grids, power station lead-out lines, internal power supply of industrial and mining enterprises, and underwater transmission lines across rivers and seas.

[0003] The Chinese patent publication number is CN215417662U, and the authorization announcement date is January 4, 2022. A power cable that is easy to connect includes a cable body, one end of the cable body is sleeved with a first copper tube, and one end of the first copper tube is connected to a mounting sleeve, the inner wall of the mounting sleeve is fixedly connected to a connecting tube, and both sides of the inner wall of the mounting sleeve are provided with limiting grooves, the other end of the cable body is sleeved with a second copper tube, and one end of the second copper tube is connected to a connecting sleeve, the inner wall of the connecting sleeve is fixedly connected to a protective tube, both sides of the outer wall of the protective tube are provided with circular grooves, and the inner walls of the two circular grooves are fixedly connected to mounting rods. The utility model facilitates the connection of the cable by arranging the copper tube, the mounting sleeve and the connecting sleeve at both ends of the cable body, compressing the cable through the copper tube, and then performing an auxiliary connection between the protective tube and the mounting sleeve, thereby effectively avoiding damage to the cable body when connecting the cable.

[0004] Most of the existing power cables are directly connected by pressing two cables together through a connecting copper sleeve. The process is complicated and the connection is difficult, which increases the difficulty of operation for workers when making connections. In addition, the connected power cables are inconvenient to disassemble, which reduces the use effect of the power cable connection and cannot meet the use requirements. Utility Model Content

[0005] The utility model aims to provide an electrical engineering power cable with a connection structure, so as to solve the problem in the above background technology that most of the existing power cables are directly connected by pressing two cables together through a connecting copper sleeve, which has a complicated process and is difficult to connect, increases the difficulty of operation when the workers make the connection, and the connected power cables are inconvenient to disassemble, which reduces the use effect of the power cable connection and cannot meet the use requirements.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a power cable for electrical engineering with a connection structure, comprising a cable body, and also comprising:

[0007] A fixing ring, which is arranged outside the two ends of the cable body, two fixing rings are provided, and the fixing rings are fixedly connected to the cable body, one side of the two fixing rings is respectively provided with a first connector and a second connector, and the first connector and the second connector are arranged as a whole with the fixing ring, a connecting groove is arranged inside one end of the second connector, and the first connector is arranged corresponding to the connecting groove, and the first connector is plugged into the second connector;

[0008] A connection socket is arranged inside the first connection head, and the connection socket is connected to one end of the cable body as a whole. A connection plug is arranged inside the second connection head, and the connection plug is connected to the other end of the cable body as a whole. The connection plug is plugged into the connection socket;

[0009] A reserved cavity is arranged inside the first connecting head, and there are four reserved cavities, which are equidistantly arranged on the first connecting head. Limit blocks are arranged inside the four reserved cavities, and the limit blocks are slidably connected to the first connecting head. A compression spring is arranged inside the reserved cavity, and the compression spring is arranged below the limit block. The two ends of the compression spring are respectively fixedly connected to the first connecting head and the limit block. A limiting hole is arranged on the inner wall of the connecting groove, and there are four limiting holes, which are equidistantly arranged on the second connecting head. The limit block is arranged corresponding to the limiting holes, and the limit block is plugged into the second connecting head.

[0010] Preferably, a rubber ring is provided at one end and the outside of the first connector, and the rubber ring is connected to the first connector as a whole.

[0011] Preferably, a heat shrink tube sleeve is provided on the outside of the second connector.

[0012] Preferably, a movable block is disposed inside the limiting hole, and the movable block is slidably connected to the second connecting head.

[0013] Preferably, one end of the connecting socket is provided with an open slot, three open slots are provided, and the three open slots are equidistantly arranged at one end of the connecting socket.

[0014] Preferably, moisture-proof filling blocks are disposed inside the first connector and the second connector, and the moisture-proof filling blocks are integrally connected to the first connector and the second connector.

[0015] Preferably, anti-slip strips are provided on the outer walls of the first connector and the second connector, and the anti-slip strips are integrated with the first connector and the second connector.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model device is provided with a first connector, a connection slot, a second connector, a connection socket, a connection plug and an opening slot. The first connector is aligned with the connection slot and inserted into the second connector to connect the two cables. The connection plug is aligned with the connection socket and inserted into the connection to achieve power transmission between the two cables. The opening slot changes accordingly with the insertion of the connection plug, so that the connection plug is in close contact with the connection socket, thereby ensuring stable power transmission.

[0018] 2. The utility model device is provided with a limit block, a reserved cavity, a movable block, a compression spring and a limit hole. When the first connector is inserted into the connecting groove, the limit block is first squeezed to press the limit block into the reserved cavity. At this time, the compression spring is in a compressed state. When the first connector is fully inserted into the connecting groove, the compression spring applies a thrust to the limit block to push the limit block into the limit hole, thereby limiting the connected first connector and the second connector, improving the firmness of the connected power cable, pressing the movable block to apply pressure to the limit block, pressing the limit block into the reserved cavity to separate it from the second connector, making it convenient to remove the connected first connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 For the utility model Figure 1 A partial enlarged view of area A;

[0021] Figure 3 This is a connection relationship diagram between the first connector and the second connector of the utility model;

[0022] Figure 4 For the utility model Figure 3 A partial enlarged view of area B.

[0023] In the figure: 1. Cable body; 2. Fixing ring; 3. First connector; 4. Second connector; 5. Connecting socket; 6. Limiting block; 7. Anti-slip strip; 8. Opening groove; 9. Moisture-proof filling block; 10. Rubber ring; 11. Heat shrink tube sleeve; 12. Connecting groove; 13. Connecting plug; 14. Reserved cavity; 15. Movable block; 16. Compression spring; 17. Limiting hole. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] See also Figure 1-4The utility model provides an embodiment: a power cable for electrical engineering with a connection structure, including a cable body 1, and also including:

[0026] A fixing ring 2 is arranged outside the two ends of the cable body 1, two fixing rings 2 are provided, and the fixing rings 2 are fixedly connected to the cable body 1, a first connector 3 and a second connector 4 are respectively provided on one side of the two fixing rings 2, and the first connector 3 and the second connector 4 are integrated with the fixing ring 2, a connecting groove 12 is provided inside one end of the second connector 4, and the first connector 3 and the connecting groove 12 are correspondingly arranged, and the first connector 3 and the second connector 4 are plugged;

[0027] A connecting socket 5 is arranged inside the first connecting head 3, and the connecting socket 5 is connected to one end of the cable body 1 as a whole. A connecting plug 13 is arranged inside the second connecting head 4, and the connecting plug 13 is connected to the other end of the cable body 1 as a whole. The connecting plug 13 is plugged into the connecting socket 5;

[0028] A reserved cavity 14 is arranged inside the first connector 3, and there are four reserved cavities 14, and the four reserved cavities 14 are equidistantly arranged on the first connector 3. A limiting block 6 is arranged inside each of the four reserved cavities 14, and the limiting block 6 is slidably connected to the first connector 3. A compression spring 16 is arranged inside the reserved cavity 14, and the compression spring 16 is arranged below the limiting block 6. The two ends of the compression spring 16 are respectively fixedly connected to the first connector 3 and the limiting block 6. A limiting hole 17 is arranged on the inner wall of the connecting groove 12, and there are four limiting holes 17, and the four limiting holes 17 are equidistantly arranged on the second connector 4. The limiting block 6 is arranged corresponding to the limiting hole 17, and the limiting block 6 is plugged into the second connector 4.

[0029] During use: align the connecting plug 13 at one end of one power cable with the connecting socket 5 at one end of the other power cable and insert it, and align one end of the first connector 3 with the connecting groove 12 and insert it to connect with the second connector 4. When inserting the first connector 3, first squeeze the limit block 6 and press the limit block 6 into the reserved cavity 14. At this time, the compression spring 16 is in a compressed state. When the first connector 3 is fully inserted into the connecting groove 12, the compression spring 16 applies a thrust to the limit block 6, and pushes the limit block 6 into the limit hole 17, which plays a limiting role on the connected first connector 3 and the second connector 4, thereby improving the firmness of the connected power cables.

[0030] See also Figure 1 , Figure 2 and Figure 3 A rubber ring 10 is provided at one end and the outside of the first connector 3, and the rubber ring 10 is connected to the first connector 3 as a whole. The rubber ring 10 fills the connection gap between the first connector 3 and the second connector 4, thereby improving the sealing performance of the connection between the first connector 3 and the second connector 4.

[0031] See also Figure 1 and Figure 3 A heat shrink tube sleeve 11 is provided on the outside of the second connector 4, and the connected first connector 3 and the second connector 4 are wrapped by the heat shrink tube sleeve 11 to further improve the connection sealing.

[0032] See also Figure 1 , Figure 3 and Figure 4 A movable block 15 is arranged inside the limiting hole 17, and the movable block 15 is slidably connected to the second connector 4. By pressing the movable block 15, pressure is applied to the limiting block 6, and the limiting block 6 is pressed into the reserved cavity 14 and separated from the second connector 4, so as to facilitate the removal of the connected first connector 3.

[0033] See also Figure 1 and Figure 2 An opening groove 8 is provided at one end of the connecting socket 5. There are three opening grooves 8, and the three opening grooves 8 are equidistantly arranged at one end of the connecting socket 5. When the connecting plug 13 is inserted into the connecting socket 5, the opening groove 8 is deformed accordingly, so that the connecting plug 13 is in close contact with the connecting socket 5, thereby ensuring stable power transmission.

[0034] See also Figure 1 and Figure 3 A moisture-proof filling block 9 is provided inside the first connector 3 and the second connector 4, and the moisture-proof filling block 9 is connected to the first connector 3 and the second connector 4 as a whole. The moisture-proof filling block 9 plays a moisture-proof role and improves the dryness of the internal environment of the connection part.

[0035] See also Figure 1 Anti-slip strips 7 are provided on the outer walls of the first connector 3 and the second connector 4, and the anti-slip strips 7 are integrated with the first connector 3 and the second connector 4. The anti-slip strips 7 increase the friction force, so that the staff can better connect the power cables.

[0036] Working principle: align the connecting plug 13 at one end of one power cable with the connecting socket 5 at one end of the other power cable and insert it, and align one end of the first connector 3 with the connecting groove 12 and insert it to connect with the second connector 4. When the first connector 3 is inserted, the limit block 6 is squeezed first to press the limit block 6 into the reserved cavity 14. At this time, the compression spring 16 is in a compressed state. When the first connector 3 is fully inserted into the connecting groove 12, the compression spring 16 applies a thrust to the limit block 6 to push the limit block 6 into the limit hole 17, which plays a limiting role for the connected first connector 3 and the second connector 4, thereby improving the firmness of the connected power cables; the rubber ring 10 fills the connection gap between the first connector 3 and the second connector 4 to improve the connection sealing of the first connector 3 and the second connector 4, and the heat shrink tube sleeve 11 wraps the connected first connector 3 and the second connector 4 to further improve the connection sealing; press the movable block 15 to apply pressure to the limit block 6, press the limit block 6 into the reserved cavity 14 and separate it from the second connector 4, thereby facilitating the removal of the connected first connector 3.

[0037] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A power cable for electrical engineering with a connection structure, comprising a cable body (1), characterized in that: Also includes: A fixing ring (2) is arranged outside the two ends of the cable body (1), two fixing rings (2) are provided, and the fixing rings (2) are fixedly connected to the cable body (1), one side of the two fixing rings (2) is provided with a first connector (3) and a second connector (4), and the first connector (3) and the second connector (4) are arranged as a whole with the fixing ring (2), a connecting groove (12) is arranged inside one end of the second connector (4), and the first connector (3) and the connecting groove (12) are arranged correspondingly, and the first connector (3) and the second connector (4) are plugged into each other; A connecting socket (5) is arranged inside the first connecting head (3), and the connecting socket (5) is connected to one end of the cable body (1) as a whole; a connecting plug (13) is arranged inside the second connecting head (4), and the connecting plug (13) is connected to the other end of the cable body (1) as a whole, and the connecting plug (13) is plugged into the connecting socket (5); A reserved cavity (14) is arranged inside the first connector (3), four reserved cavities (14) are arranged, and the four reserved cavities (14) are arranged equidistantly on the first connector (3), a limit block (6) is arranged inside each of the four reserved cavities (14), and the limit block (6) is slidably connected to the first connector (3), a compression spring (16) is arranged inside the reserved cavity (14), and the compression spring (16) is arranged below the limit block (6), and the two ends of the compression spring (16) are respectively fixedly connected to the first connector (3) and the limit block (6), a limit hole (17) is arranged on the inner wall of the connecting groove (12), four limit holes (17) are arranged, and the four limit holes (17) are equidistantly arranged on the second connector (4), the limit block (6) is arranged corresponding to the limit hole (17), and the limit block (6) is plugged into the second connector (4).

2. The power cable for electrical engineering with a connection structure according to claim 1, characterized in that: A rubber ring (10) is provided at one end and the outside of the first connector (3), and the rubber ring (10) is connected to the first connector (3) as a whole.

3. The power cable for electrical engineering with a connection structure according to claim 1, characterized in that: A heat shrink tube sleeve (11) is arranged outside the second connector (4).

4. The power cable for electrical engineering with a connection structure according to claim 1, characterized in that: A movable block (15) is arranged inside the limiting hole (17), and the movable block (15) is slidably connected to the second connector (4).

5. The power cable for electrical engineering with a connection structure according to claim 1, characterized in that: One end of the connection socket (5) is provided with an open slot (8), three open slots (8) are provided, and the three open slots (8) are equidistantly arranged at one end of the connection socket (5).

6. The power cable for electrical engineering with a connection structure according to claim 1, characterized in that: A moisture-proof filling block (9) is provided inside the first connecting head (3) and the second connecting head (4), and the moisture-proof filling block (9) is integrally connected to the first connecting head (3) and the second connecting head (4).

7. The power cable for electrical engineering with a connection structure according to claim 1, characterized in that: Anti-slip strips (7) are provided on the outer walls of the first connecting head (3) and the second connecting head (4), and the anti-slip strips (7) are integrated with the first connecting head (3) and the second connecting head (4).

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