CN212968275U

CN212968275U - Connector for connecting high-voltage line

Info

Publication number: CN212968275U
Application number: CN202022174020.4U
Authority: CN
Inventors: 包福春; 张正和; 许剑; 樊杰
Original assignee: Zhangjiagang Zhonghai Electric Complete Set Co ltd
Current assignee: Zhangjiagang Zhonghai Electric Complete Set Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-04-13
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a connector for high-voltage line connection, which belongs to the technical field of high-voltage lines and comprises a shell, wherein a connecting end is arranged inside the shell, an end cover is clamped at the outer end of the shell, one end of the connecting end is connected with a cable, the utility model discloses a connecting the end cover of a limiting frame at the inner end of the opening end clamping of the shell, a movable plate penetrated by a guide rod is arranged at the periphery of a screw rod connected inside the shell, an insert block is arranged at one end of the movable plate, the structure drives the screw rod to rotate by rotating a knob so as to drive the insert block to move and insert into an insert slot, and thus, the installation and fixation of the end cover can be easily realized; the utility model discloses an it has the gasbag of fire control agent to connect inside packing at the interior top of casing, and the fire control agent is powdered microencapsulation red phosphorus, thereby this kind of structure makes the gasbag produce to break and leak and make the fire control agent leak and put out the flame when the flame appears in the short circuit of connection end department, plays timely fire-retardant effect.

Description

Connector for connecting high-voltage line

Technical Field

The utility model belongs to the technical field of the high-voltage line, concretely relates to connector for high-voltage line connection.

Background

High voltage line generally refers to a transmission line carrying voltages above 10 kV. High-voltage transmission is generally transmitted underground by cables with insulating layers in cities, and is transmitted by overhead lines carried by iron towers in the field. The high-voltage transmission can reduce the loss of electric energy, and further improve the transmission efficiency. The main purpose of high-voltage power transmission is to reduce the cost of current loss on the premise of long-distance transmission of current, so that the operation and maintenance work of high-voltage power transmission equipment is very important for ensuring normal operation of power transmission.

The prior art has the following problems: the connector can be used when connecting the high-voltage line, and conventional connector is that both ends opening is direct exposes, though be convenient for like this realize the cable with connect the end be connected, nevertheless expose the structure and make external dust cause the invasion and attack to the connection position easily, will cause the damage to cable or connection end when the dust accumulation is too much, the high-voltage line is in addition because the too high condition that can appear the junction and take place the short circuit spontaneous combustion of high voltage probably in the during operation, if make the action of putting out a fire in untimely time and probably cause bigger fire incident.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a connector for high-voltage line connection has dustproof easy dismouting, timely fire-retardant characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a connector for high-voltage line connection, includes the casing, the internally mounted of casing has the connection end, and the outer end joint of casing has the end cover, the one end of connecting the end is connected with the cable, the one end that the end cover is close to the casing is connected with the link, the outside of link is provided with fixed subassembly, fixed subassembly includes slot, screw rod, fly leaf, limiting plate, guide arm and inserted block, wherein, the inboard of casing is connected with the guide arm, the one end of guide arm is connected with the limiting plate, one side that the limiting plate is close to the guide arm is connected with the screw rod that runs through the casing lateral wall, the fly leaf is installed to the periphery of screw rod, the inserted block is installed to the one end of fly.

Preferably, the screw rod is connected with the limiting plate through a rotating bearing, one end of the guide rod penetrates through the inside of the movable plate, and the insertion block is embedded into the slot.

Preferably, a knob is connected to one end of the screw rod extending to the outer side of the shell.

Preferably, the end cover is internally provided with a sealing ring, and the cable penetrates through the outer side wall of one end inside the end cover and is tightly attached to the inner side wall of the sealing ring.

Preferably, the top end in the casing is provided with fire-retardant subassembly, fire-retardant subassembly includes gasbag, fire retardant and connecting plate, wherein, the connecting plate is installed to the top end in the casing, the lower extreme of connecting plate bonds has the gasbag, the inside packing of gasbag has the fire retardant.

Preferably, the flame retardant is powder made of microencapsulated red phosphorus.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an end cover that the inner is connected with spacing frame at the open end joint of casing to the screw rod periphery of casing internal connection installs the fly leaf that is run through by the guide arm, and the inserted block is installed to the one end of fly leaf, and this kind of structure drives the screw rod through rotating the knob and rotates and thereby drive the inserted block that is connected with the fly leaf and move and insert in the slot, just so can easily realize the installation of end cover fixed thereby play dustproof effect;

2. the utility model discloses an it has the gasbag of fire control agent to connect inside packing at the interior top of casing, and the fire control agent is powdered microencapsulation red phosphorus, thereby this kind of structure makes the gasbag produce to break and leak and make the fire control agent leak and put out the flame when the flame appears in the short circuit of connection end department, plays timely fire-retardant effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the fixing assembly of the present invention;

FIG. 3 is a schematic structural view of the flame retardant assembly of the present invention;

in the figure: 1. an end cap; 2. a seal ring; 3. a connecting frame; 4. a fixing assembly; 41. a slot; 42. a knob; 43. a screw; 44. a movable plate; 45. a limiting plate; 46. a guide bar; 47. inserting a block; 5. a housing; 6. a flame retardant component; 61. an air bag; 62. a flame retardant; 63. a connecting plate; 7. connecting the end heads; 8. a cable.

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.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a connector for high-voltage line connection, which comprises a housin 5, the internally mounted of casing 5 has connection end 7, and the outer end joint of casing 5 has end cover 1, the one end of connecting end 7 is connected with cable 8, the one end that end cover 1 is close to casing 5 is connected with linking frame 3, the outside of linking frame 3 is provided with fixed subassembly 4, fixed subassembly 4 includes slot 41, screw rod 43, fly leaf 44, limiting plate 45, guide arm 46 and inserted block 47, wherein, the inboard of casing 5 is connected with guide arm 46, the one end of guide arm 46 is connected with limiting plate 45, one side that limiting plate 45 is close to guide arm 46 is connected with the screw rod 43 that runs through casing 5 lateral wall, fly leaf 44 is installed to the periphery of screw rod 43, inserted block 47 is installed to the one end of fly leaf 44.

Specifically, the screw 43 is connected to the limit plate 45 through a rotary bearing, one end of the guide rod 46 penetrates through the inside of the movable plate 44, and the insertion block 47 is inserted into the slot 41.

Through adopting above-mentioned technical scheme, the spacing of the normal running fit guide arm 46 of screw rod 43 can drive the fly leaf 44 and remove to drive the inserted block 47 and remove to inserting in the slot 41, just so can realize the fixed with end cover 1 behind the casing 5 joint.

Specifically, the knob 42 is connected to one end of the screw 43 extending to the outside of the housing 5.

Through adopting above-mentioned technical scheme, just can drive screw rod 43 and rotate when rotating knob 42.

Specifically, the sealing ring 2 is arranged inside the end cover 1, and the cable 8 penetrates through the outer side wall of one end inside the end cover 1 and is tightly attached to the inner side wall of the sealing ring 2.

Through adopting above-mentioned technical scheme, the leakproofness when cable 8 runs through end cover 1 can be improved in the setting of sealing ring 2.

Specifically, the inner top end of the shell 5 is provided with the flame retardant assembly 6, the flame retardant assembly 6 comprises an air bag 61, a flame retardant 62 and a connecting plate 63, wherein the connecting plate 63 is installed at the inner top end of the shell 5, the air bag 61 is bonded at the lower end of the connecting plate 63, and the flame retardant 62 is filled in the air bag 61.

By adopting the technical scheme, when the connecting part of the cable 8 and the connecting end 7 in the shell 5 generates the flame due to short circuit, the airbag 61 can generate breakage and leakage when meeting fire, so that the flame retardant 62 is leaked out to extinguish the flame.

Specifically, the flame retardant 62 is a powder made of microencapsulated red phosphorus.

Through adopting above-mentioned technical scheme, can realize the fire prevention nature of fire retardant 62.

The utility model discloses a theory of operation and use flow: the utility model discloses when needing to connect cable 8, at first run through the sealing ring 2 that end cover 1 inside set up with the one end that cable 8 needs to be connected, then connect cable 8 and connection end 7, remove end cover 1 to carry out the joint state with casing 5 after that, at this moment rotate knob 42 and drive screw 43 and rotate, thereby drive fly leaf 44 and remove, further just can drive inserted block 47 and remove, until inserting in slot 41, just so can realize the installation of end cover 1 after with casing 5 joint and fix, thereby make the open end of casing 5 no longer expose, further just can play dustproof effect;

the utility model discloses when the connecting portion that takes place cable 8 and connection end 7 in 8 working processes of cable produces the flame because of the short circuit, gasbag 61 meets the fire and can produce the hourglass, can make fire control agent 62 leak out like this and put out the flame to play fine timely fire-retardant effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A connector for connecting high-voltage lines, comprising a housing (5), characterized in that: the utility model discloses a cable connecting device, including casing (5), end cover (1), end cover (5), fixed subassembly (4) is including slot (41), screw rod (43), fly leaf (44), limiting plate (45), guide arm (46) and inserted block (47), wherein, the inboard of casing (5) is connected with guide arm (46), the one end of guide arm (46) is connected with limiting plate (45), one side that limiting plate (45) are close to guide arm (46) is connected with screw rod (43) that runs through casing (5) lateral wall, fly leaf (44) are installed to the periphery of screw rod (43), an inserting block (47) is installed at one end of the movable plate (44), and a slot (41) is formed in the inner side of the connecting frame (3).

2. A high-voltage line connection connector according to claim 1, characterized in that: the screw rod (43) is connected with the limiting plate (45) through a rotating bearing, one end of the guide rod (46) penetrates through the inside of the movable plate (44), and the insertion block (47) is embedded into the inside of the insertion groove (41).

3. A high-voltage line connection connector according to claim 1, characterized in that: one end of the screw rod (43) extending to the outer side of the shell (5) is connected with a knob (42).

4. A high-voltage line connection connector according to claim 1, characterized in that: the sealing ring (2) is arranged inside the end cover (1), and the cable (8) penetrates through the outer side wall of one end inside the end cover (1) and is tightly attached to the inner side wall of the sealing ring (2).

5. A high-voltage line connection connector according to claim 1, characterized in that: the interior top of casing (5) is provided with fire-retardant subassembly (6), fire-retardant subassembly (6) are including gasbag (61), fire retardant (62) and connecting plate (63), wherein, connecting plate (63) are installed to the interior top of casing (5), the lower extreme of connecting plate (63) bonds has gasbag (61), the inside packing of gasbag (61) has fire retardant (62).

6. A connector for connecting high voltage lines as claimed in claim 5, wherein: the flame retardant (62) is powder made of microencapsulated red phosphorus.