CN216849614U - High-voltage bushing wiring device - Google Patents

Abstract

The utility model discloses a high-voltage bushing wiring device in high-voltage bushing technical field, including the wiring pipe, upper end cover and lower end cover, the ascending wiring chamber of opening has been seted up to the inside of stating the wiring pipe, the inside of upper end cover is inlayed and is equipped with the rubber reducing circle, the size of upper end cover is unanimous with the size of wiring pipe, the upper end cover passes through the bolt and installs the top at the wiring pipe, lower end cover and the bottom integrated into one piece of wiring pipe, the middle part all around of wiring pipe is inserted and is equipped with three group's centre gripping subassemblies, the left and right sides in wiring chamber is avoided the centre gripping subassembly and is all connected with rubber airbag, rubber airbag's inside packing has the silica gel granule, the utility model discloses fastness when having improved high-voltage bushing installation guarantees high-voltage bushing's normal use, has good leakproofness and dampproofing simultaneously, extension high-voltage bushing's life.

Description

High-voltage bushing wiring device

Technical Field

The utility model relates to a high-voltage bushing technical field specifically is a high-voltage bushing termination.

Background

High voltage bushings, which are devices for insulating and supporting one or more conductors passing through a partition such as a wall or a box, are important devices in electrical power systems. The high-voltage bushing is mainly used for the ground insulation of the inlet and outlet wires of power equipment such as a transformer, an electric reactor and a circuit breaker and the high-voltage circuit passing through a wall body. High voltage bushings may be divided into oil-filled bushings and condenser bushings. But the current high-voltage bushing appears the relatively poor problem of fastness easily when being connected with the transformer, and then influences high-voltage bushing's normal use, and the junction leakproofness and the humidity resistance are relatively poor simultaneously, and then have reduced high-voltage bushing's life, for this reason, we provide a high-voltage bushing termination.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-tension bushing termination to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-voltage bushing termination, includes wiring pipe, upper end cover and lower end cover, states the inside of wiring pipe and has seted up the ascending wiring chamber of opening, the inside of upper end cover inlays and is equipped with the rubber reducing circle, the size of upper end cover with the size of wiring pipe is unanimous, the upper end cover passes through the bolt and installs the top of wiring pipe, the lower end cover with the bottom integrated into one piece of wiring pipe, the middle part all around of wiring pipe is inserted and is equipped with three group's centre gripping subassemblies, three group the centre gripping subassembly is the annular array and distributes, the left and right sides in wiring chamber is avoided the centre gripping subassembly all is connected with the rubber gasbag, the inside packing of rubber gasbag has the silica gel granule.

Preferably, the clamping assembly comprises a threaded sleeve, a threaded rod, a rotating block and an arc-shaped clamping plate, the threaded sleeve penetrates through the wiring pipe, threads of the threaded rod are inserted into the threaded sleeve, the rotating block is connected to one end of the threaded rod, the arc-shaped clamping plate is connected to the other end of the threaded rod, and the arc-shaped clamping plate is located inside the wiring cavity.

Preferably, the threaded rod with the junction of arc splint is provided with the bearing, one side that the arc splint kept away from the threaded rod is provided with the rubber skid resistant course, be provided with anti-skidding recess on the rubber skid resistant course.

Preferably, first threaded holes matched with the bolts are formed in the periphery of the top of the upper end cover, and second threaded holes matched with the bolts are formed in the periphery of the top of the wiring pipe.

Preferably, the outer diameter of the lower end cover is larger than that of the wire connecting pipe, and third threaded holes are formed in the periphery of the top of the lower end cover.

Preferably, the bottom of the lower end cover is provided with a rubber gasket.

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

1. the utility model discloses in be provided with the centre gripping subassembly, through installing the lower end cover on the transformer for during the terminal on the transformer enters into the wiring chamber, through passing the upper end cover with the terminal on the high-tension bushing, and with the terminal contact on the transformer, through the cooperation of rubber reducing ring and centre gripping subassembly, lock the terminal on the high-tension bushing, fastness when having improved the high-tension bushing installation guarantees high-tension bushing's normal use.

2. The utility model discloses in, play good sealed effect through rubber reducing ring and rubber packing ring, the moisture that gets into in can the butt joint intracavity through the silica gel granule in the rubber gasbag absorbs, improves the leakproofness and the moisture resistance of whole device to extension high-tension bushing's life.

Drawings

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

FIG. 2 is a sectional view of the inner structure of the wiring tube of the present invention;

fig. 3 is a sectional view of the structure of the clamping assembly of the present invention.

In the figure: 1. a wire connecting pipe; 2. an upper end cover; 3. a lower end cover; 4. a wiring cavity; 5. a rubber reducing ring; 6. a first threaded hole; 7. a bolt; 8. a second threaded hole; 9. a third threaded hole; 10. a rubber gasket; 11. a clamping assembly; 111. a threaded bushing; 112. a threaded rod; 113. rotating the block; 114. an arc-shaped splint; 12. a rubber air bag; 13. silica gel granules.

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.

Example 1:

referring to fig. 1, the present invention provides a technical solution: a high-voltage bushing wiring device comprises a wiring pipe 1, an upper end cover 2 and a lower end cover 3, wherein a wiring cavity 4 with an upward opening is formed in the wiring pipe 1, a rubber reducing ring 5 is embedded in the upper end cover 2, the size of the upper end cover 2 is consistent with that of the wiring pipe 1, the lower end cover 3 and the bottom of the wiring pipe 1 are integrally formed, three groups of clamping assemblies 11 are inserted in the middle of the periphery of the wiring pipe 1, the three groups of clamping assemblies 11 are distributed in an annular array, by mounting the lower end cap 3 on the transformer, the terminal post on the transformer enters the wiring cavity 4, by penetrating the terminal on the high-voltage bushing through the upper end cover 2 and contacting the terminal on the transformer, through the cooperation of the rubber reducing ring 5 and the clamping component 11, the binding post on the high-voltage bushing is locked, so that the firmness of the high-voltage bushing during installation is improved, and the normal use of the high-voltage bushing is ensured.

In this embodiment, referring to fig. 3, the clamping assembly 11 includes a threaded sleeve 111, a threaded rod 112, a rotation block 113 and an arc clamp plate 114, the threaded sleeve 111 penetrates through the wire connecting tube 1, the threaded rod 112 is inserted into the threaded sleeve 111, the rotation block 113 is connected to one end of the threaded rod 112, the arc clamp plate 114 is connected to the other end of the threaded rod 112, the arc clamp plate 114 is located inside the wire connecting cavity 4, a bearing is disposed at a joint between the threaded rod 112 and the arc clamp plate 114, a rubber anti-slip layer is disposed on one side of the arc clamp plate 114 away from the threaded rod 112, an anti-slip groove is disposed on the rubber anti-slip layer, by manually rotating the three sets of turning blocks 113, the three sets of threaded rods 112 are moved along the threaded sleeves 111 toward the inside of the junction box 1, and then the three sets of arc-shaped clamping plates 114 are driven to close towards the inner side, so that the three sets of arc-shaped clamping plates 114 fix and clamp the binding post on the high-voltage bushing.

In this embodiment, please refer to fig. 2, a rubber gasket 10 is disposed at the bottom of the lower end cap 3, the left and right sides of the wiring cavity 4 are both connected to a rubber air bag 12 while avoiding the clamping assembly 11, the rubber air bag 12 is filled with silica gel particles 13, a good sealing effect is achieved through the rubber reducing ring 5 and the rubber gasket 10, moisture entering the wiring cavity 4 can be absorbed through the silica gel particles 13 in the rubber air bag 12, the sealing performance and the moisture resistance of the whole device are improved, and therefore the service life of the high-voltage bushing is prolonged.

Example 2:

referring to fig. 1, this embodiment is different from the first embodiment in that: the top end cover 2 is installed at the top of the junction box 1 through the bolt 7, the first threaded holes 6 matched with the bolt 7 are all formed in the periphery of the top end cover 2, the second threaded holes 8 matched with the bolt 7 are all formed in the periphery of the top of the junction box 1, and the top end cover 2 is conveniently installed at the top of the junction box 1 through the cooperation of the bolt 7, the first threaded holes 6 and the second threaded holes 8.

In this embodiment, referring to fig. 1, the outer diameter of the lower end cap 3 is greater than the outer diameter of the wire connecting tube 1, third threaded holes 9 are formed in the periphery of the top of the lower end cap 3, and the lower end cap 3 is conveniently mounted on the transformer through the third threaded holes 9.

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 (6)

1. The utility model provides a high-voltage bushing termination, includes wire barrel (1), upper end cap (2) and bottom end cap (3), its characterized in that: ascending wiring chamber (4) of opening has been seted up to the inside of wire barrel (1), the inside of upper end cover (2) is inlayed and is equipped with rubber reducing ring (5), the size of upper end cover (2) with the size of wire barrel (1) is unanimous, install through bolt (7) upper end cover (2) the top of wire barrel (1), lower end cover (3) with the bottom integrated into one piece of wire barrel (1), wire barrel (1) middle part all around is inserted and is equipped with three group's centre gripping subassemblies (11), three group centre gripping subassembly (11) are the annular array and distribute, the left and right sides in wiring chamber (4) is avoided centre gripping subassembly (11) all is connected with rubber gasbag (12), the inside packing of rubber gasbag (12) has silica gel granule (13).

2. A high voltage bushing wiring device as defined in claim 1, wherein: the clamping assembly (11) comprises a threaded sleeve (111), a threaded rod (112), a rotating block (113) and an arc-shaped clamping plate (114), the threaded sleeve (111) penetrates through the wiring tube (1), the threaded rod (112) is in threaded connection with the inside of the threaded sleeve (111), the rotating block (113) is connected with one end of the threaded rod (112), the arc-shaped clamping plate (114) is connected with the other end of the threaded rod (112), and the arc-shaped clamping plate (114) is located inside the wiring cavity (4).

3. A high voltage bushing wiring device as defined in claim 2, wherein: the threaded rod (112) with the junction of arc splint (114) is provided with the bearing, one side that arc splint (114) kept away from threaded rod (112) is provided with the rubber skid resistant course, be provided with anti-skidding recess on the rubber skid resistant course.

4. A high voltage bushing wiring device as defined in claim 1, wherein: first threaded holes (6) matched with the bolts (7) are formed in the periphery of the top of the upper end cover (2), and second threaded holes (8) matched with the bolts (7) are formed in the periphery of the top of the wiring tube (1).

5. A high voltage bushing wiring device as defined in claim 1, wherein: the outer diameter of the lower end cover (3) is larger than that of the wiring tube (1), and third threaded holes (9) are formed in the periphery of the top of the lower end cover (3).

6. A high voltage bushing wiring device as defined in claim 1, wherein: and a rubber gasket (10) is arranged at the bottom of the lower end cover (3).

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