CN212968117U

CN212968117U - Lead connector for high-voltage line cable

Info

Publication number: CN212968117U
Application number: CN202022071329.0U
Authority: CN
Inventors: 王亚丽; 于英楠
Original assignee: Shenyang Jiufu Electric Machinery Co ltd
Current assignee: Shenyang Jiufu Electric Machinery Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-04-13
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a lead wire connector for high-voltage line cable, including fixed box, both sides are rotated respectively and are connected both ends around the connecting rod around the cavity middle part, the concave type bayonet lock of fixedly connected with on the connecting rod, the equal fixedly connected with rack plate of both ends around concave type bayonet lock middle part at connecting band one end and the equal fixedly connected with rack plate of the connecting band other end, rack plate inboard all meshes and is connected with the gear, the gear inboard all meshes and is connected with the rack piece, rack piece top fixed connection runs through fixed box top in button bottom and button top, the current conducting plate top is provided with detects the piece, it runs through the connection box and is connected with resistance through the transmission line to detect the piece top, the resistance right-hand member has the. The utility model discloses in, thereby prevent the not hard up stability when strengthening the cable junction of cable through concave type bayonet lock, thereby whether switch on through the detection of neon tube improves the security when overhauing, be worth wideling popularize.

Description

Lead connector for high-voltage line cable

Technical Field

The utility model relates to a power equipment field especially relates to a lead joint for high-voltage line cable.

Background

In the process of leading the high-voltage cable, the high-voltage cable and the lead are required to be connected through a lead connector.

In the lead joint that high-voltage line cable that exists at present stage was used, there was the high-voltage line cable to be connected for a long time with lead joint and leads to the not hard up condition of kneck to influence the normal transportation of electric power, the in-process that overhauls or change is going on simultaneously to lead joint and is easily taking place the condition of electric leakage, thereby influences staff's life safety.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lead joint for a high-voltage cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a lead joint for high-voltage cables comprises a fixing box, wherein a cable inserting tube is arranged in the fixing box, a cavity is arranged between the top end of the middle part of the cable inserting tube and the fixing box, the inner walls of the front side and the rear side of the middle part of the cavity are respectively connected with the front end and the rear end of a connecting rod in a rotating manner, a concave bayonet lock is fixedly connected onto the connecting rod, the front end and the rear end of the middle part of the concave bayonet lock are fixedly connected with one end of a connecting band, the other end of the connecting band is fixedly connected with a rack plate, the inner sides of the rack plate are respectively connected with a gear in a meshing manner, a rack block is fixedly connected to the inner side of the gear in a meshing manner, a compression spring is fixedly connected to the bottom end of the rack block, the top end of the rack, the top end of the current-conducting plate is provided with a detection block, the top end of the detection block penetrates through the connection box through a transmission line and is connected with a resistor, and the right end of the resistor is connected with a neon tube through the transmission line.

As a further description of the above technical solution:

the rack plate is internally and evenly connected with a fixed rod in a sliding mode, and the top end of the fixed rod is fixedly connected to the top end of the cavity.

As a further description of the above technical solution:

the inside through-hole department of gear all is provided with the dwang and the dwang both ends all rotate to be connected on the inner wall of the left and right sides of cavity.

As a further description of the above technical solution:

the bottom end of the compression spring is arranged at the concave bayonet groove and is fixedly connected to the bottom end of the chamber.

As a further description of the above technical solution:

openings are formed in the bottom end of the cavity and in positions corresponding to the front end and the rear end of the concave clamping pin.

As a further description of the above technical solution:

and a protective shell is arranged outside the resistor.

As a further description of the above technical solution:

the inside connection port that is provided with of connection box right-hand member.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first prevent the not hard up condition in high-voltage line cable backward under the effect through concave type bayonet lock tip and high tension cable block, guaranteed the normal transport of electric power, thereby secondly drive the ascending skew of concave type bayonet lock and make things convenient for the business turn over of high-voltage line cable in the cable insert pipe under the effect of rack plate through pressing the button.

2. The utility model discloses in, detect the conducting strip band point condition through detecting the piece to with current transmission to resistance in, with current transmission to neon tube under the processing of resistance, judge whether the lead joint is electrified through whether the neon tube works, thereby strengthened the security of staff at the in-process of overhauing or changing the lead joint, be worth wideling popularize.

Drawings

Fig. 1 is a perspective view of a lead connector for a high-voltage cable according to the present invention;

fig. 2 is a schematic view of an internal structure of a fixing box in a lead connector for a high-voltage cable according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a top view of the concave bayonet lock in the lead connector for high-voltage cables according to the present invention;

fig. 5 is an internal structure view of a cavity in a lead connector for a high-voltage cable according to the present invention;

fig. 6 is a cross-sectional view of a conductive plate in a lead joint for a high-voltage cable according to the present invention;

fig. 7 is a perspective view of the concave bayonet lock in the lead connector for high-voltage cable according to the present invention.

Illustration of the drawings:

1. a fixing box; 2. a cable insertion tube; 3. a chamber; 4. a connecting rod; 5. a concave bayonet; 6. a rack plate; 7. a gear; 8. a rack block; 9. a compression spring; 10. a button; 11. a connection box; 12. a conductive plate; 13. a detection block; 14. a resistance; 15. a neon tube; 16. fixing the rod; 17. rotating the rod; 18. a protective shell; 19. a connection port; 20. and a connecting belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, the present invention provides an embodiment: a lead connector for a high-voltage cable comprises a fixing box 1, wherein a cable inserting tube 2 is arranged in the fixing box 1, the high-voltage cable is connected with the lead connector through the cable inserting tube 2, a chamber 3 is arranged between the top end of the middle part of the cable inserting tube 2 and the fixing box 1, the front inner wall and the rear inner wall of the middle part of the chamber 3 are respectively connected with the front end and the rear end of a connecting rod 4 in a rotating way, a concave bayonet 5 is fixedly connected with the connecting rod 4, the normal rotation of the concave bayonet 5 is realized through the rotating connection of the two ends of the connecting rod 4 and the inner wall of the chamber 3, the front end and the rear end of the middle part of the concave bayonet 5 are fixedly connected with one end of a connecting band 20, the other end of the connecting band 20 is fixedly connected with a rack plate 6, the upward shift of the concave bayonet 5 is, meanwhile, when the rack plate 6 moves downwards, the concave bayonet 5 is driven to shift downwards under the action of the connecting band 20 to fix the high-voltage cable and prevent the high-voltage cable from loosening in the cable insertion tube 2, the inner sides of the rack plates 6 are all meshed and connected with the gear 7, the gear 7 drives the rack plate 6 to move, the inner sides of the gear 7 are all meshed and connected with the rack block 8, the rack block 8 drives the gear 7 to move, the bottom end of the rack block 8 is fixedly connected with the compression spring 9, the top end of the rack block 8 is fixedly connected with the bottom end of the button 10, the top end of the button 10 penetrates through the top end of the fixing box 1, the rack block 8 moves downwards under the action of the compression spring 9 through the downward movement of the button 10, so that the concave bayonet 5 shifts upwards, the right end of the fixing box 1 is fixedly connected with the connecting box 11, the connecting box 11 is internally provided with the conductive plate, the effect that current transmission is played to current conducting plate 12, current conducting plate 12 top is provided with detects piece 13, it transmits the electric current through current conducting plate 12 for the conductor to detect piece 13 top, it runs through connecting box 11 and is connected with resistance 14 to detect piece 13 top through the transmission line, thereby resistance 14 reduces the intensity of electric current through the high stop of self and plays the guard action to neon tube 15, resistance 14 right-hand member has neon tube 15 through the transmission line connection, thereby judge through the luminous of neon tube 15 that whether the lead joint is electrified.

The fixing rods 16 are connected inside the rack plate 6 in a sliding manner, the top ends of the fixing rods 16 are fixedly connected to the top end of the cavity 3, the fixing rods 16 enhance the stability of the rack plate 6 in the moving process of the rack plate 6 and simultaneously play a role of fixing the rack plate 6, the through holes inside the gears 7 are provided with the rotating rods 17, two ends of the rotating rods 17 are rotatably connected to the inner walls of the left side and the right side of the cavity 3, the gears 7 normally rotate through the rotating rods 17, the bottom ends of the compression springs 9 are arranged at the grooves of the concave clamping pins 5 and fixedly connected to the bottom end of the cavity 3, the corresponding positions of the bottom end of the cavity 3 and the front end and the rear end of the concave clamping pins 5 are provided with openings, the normal deviation of the concave clamping pins 5 is realized through the openings arranged at the bottom end of the cavity 3, so that the, the protective shell 18 protects the resistor 14, a connection port 19 is arranged inside the right end of the connection box 11, and the connection port 19 is connected with an external connection base to achieve current transmission.

The working principle is as follows: in the process of using the lead connector, firstly, the button 10 is pressed to drive the rack block 8 to move downwards under the action of the compression spring 9, the rack plate 6 drives the gears 7 at two sides to rotate, the gears 7 are driven to move upwards corresponding to the rack plate 6, the rack plate 6 drives the concave bayonet 5 to shift upwards under the action of the connecting band 20, so that the high-voltage cable enters the cable inserting tube 2, the button 10 is loosened after the high-voltage cable is fixed, the rack block 8 is driven to move upwards under the reset action of the compression spring 9, the corresponding rack plate 6 is driven to move downwards under the action of the connecting band 20 through the downward movement of the gears 7 at two sides, so that the concave bayonet 5 shifts downwards from the opening corresponding to the bottom end of the cavity 3 and is clamped with the high-voltage cable in the cable inserting tube 2, the stability of the high-voltage cable is enhanced, and the high-voltage cable is prevented from loosening, in the process of overhauling or replacing the lead connector, the current transmitted on the conductive plate 12 is transmitted by the detection block 13, the current is transmitted to the neon tube 15 through the transmission line under the action of the resistor 14, if the neon tube 15 emits light, the interior of the lead connector is electrified, otherwise, the interior of the lead connector is uncharged, and therefore the safety of workers in the process of overhauling or replacing the lead connector is enhanced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a lead joint for high-voltage line cable, includes fixed box (1), its characterized in that: the cable fixing device is characterized in that a cable inserting tube (2) is arranged inside the fixing box (1), a cavity (3) is arranged between the top end of the middle part of the cable inserting tube (2) and the fixing box (1), the inner walls of the front side and the rear side of the middle part of the cavity (3) are respectively connected with the front end and the rear end of the connecting rod (4) in a rotating manner, a concave clamping pin (5) is fixedly connected onto the connecting rod (4), the front end and the rear end of the middle part of the concave clamping pin (5) are fixedly connected onto one end of a connecting belt (20), the other end of the connecting belt (20) is fixedly connected with a rack plate (6), the inner side of the rack plate (6) is respectively connected with a gear (7) in a meshing manner, the inner side of the gear (7) is respectively connected with a rack block (8), the bottom end of the rack block (8) is fixedly connected, fixed box (1) right-hand member fixedly connected with connecting box (11), connecting box (11) inside is provided with current conducting plate (12) and cable insert pipe (2) fixed connection, current conducting plate (12) top is provided with detects piece (13), it runs through connecting box (11) and is connected with resistance (14) through the transmission line to detect piece (13) top, resistance (14) right-hand member has neon tube (15) through transmission line connection.

2. The terminal fitting for a high-voltage cable according to claim 1, wherein: the rack plate (6) is internally and respectively connected with a fixed rod (16) in a sliding manner, and the top ends of the fixed rods (16) are fixedly connected to the top end of the cavity (3).

3. The terminal fitting for a high-voltage cable according to claim 1, wherein: the through holes in the gear (7) are provided with rotating rods (17) and the two ends of each rotating rod (17) are rotatably connected to the inner walls of the left side and the right side of the cavity (3).

4. The terminal fitting for a high-voltage cable according to claim 1, wherein: the bottom end of the compression spring (9) is arranged at the groove of the concave bayonet (5) and is fixedly connected with the bottom end of the chamber (3).

5. The terminal fitting for a high-voltage cable according to claim 1, wherein: openings are formed in the bottom end of the cavity (3) and the front end and the rear end of the concave clamping pin (5) in corresponding positions.

6. The terminal fitting for a high-voltage cable according to claim 1, wherein: a protective shell (18) is arranged outside the resistor (14).

7. The terminal fitting for a high-voltage cable according to claim 1, wherein: and a connecting port (19) is arranged inside the right end of the connecting box (11).