CN212304126U

CN212304126U - Tee bend structure equipment

Info

Publication number: CN212304126U
Application number: CN202021106165.4U
Authority: CN
Inventors: 戴通令; 曹斌; 许猛; 徐齐巍; 孙达; 马一丁
Original assignee: New Northeast Electric Group High Voltage Switch Co ltd
Current assignee: New Northeast Electric Group High Voltage Switch Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-01-05
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a tee bend structure equipment. The direct-current conducting device comprises a shell, wherein a main conductor is arranged in the shell, the lower end of the main conductor is fixed with a contact I of a C-direction basin-type insulator, one end of a connecting conductor I is fixed with the upper end of the main conductor, and the other end of the connecting conductor I is fixed with a contact II of an A-direction basin-type insulator; one end of the connecting conductor II is fixed with the upper end of the main conductor, and the other end of the connecting conductor II is fixed with a contact III of the B-direction basin-type insulator; the upper end of the main conductor is provided with a shielding cover. The utility model discloses connect the outer casing welding of conductor with both sides on a casing, changed two traditional modes that meet from top to bottom of casting the jar, not only replaced the mould casting with simple welding spare, the jar body highly still become half before. The rejection rate in the casting process is reduced, and the height of the tank body is effectively reduced, so that the cost is greatly saved. Simultaneously, its length and angle can be adjusted according to the engineering needs to both sides welded taper cylinder body, make the utility model discloses possess wider application prospect.

Description

Tee bend structure equipment

Technical Field

The utility model relates to a tee bend structure equipment suitable for on GIS major loop electricity connection structure.

Background

At present, on a GIS main circuit electric connection structure, a tank body used for connection between intervals and a tank body used for outgoing lines in one and a half times of wiring are usually two independent casting tanks, and the working requirements are met by adopting a mode that the two tank bodies are connected up and down.

However, the can body is cast, which has disadvantages of long mold opening time, low yield, high manufacturing cost, and inability to change its shape once formed. Meanwhile, the two tank bodies are connected up and down, so that the height of the tank bodies is increased, and the manufacturing cost is further improved.

Disclosure of Invention

In order to solve the technical problem, the utility model aims at providing a simple structure, reduce cost's tee bend structure is equipped.

In order to realize the purpose, the utility model discloses a technical scheme is: a tee joint structure device comprises a shell, wherein a main conductor is arranged in the shell, the lower end of the main conductor is fixed with a contact I of a C-direction basin-type insulator, one end of a connecting conductor I is fixed with the upper end of the main conductor, and the other end of the connecting conductor I is fixed with a contact II of an A-direction basin-type insulator; one end of the connecting conductor II is fixed with the upper end of the main conductor, and the other end of the connecting conductor II is fixed with a contact III of the B-direction basin-type insulator; the upper end of the main conductor is provided with a shielding cover.

Furthermore, foretell tee bend structure equipment is equipped with a plurality of counter bores on the shield cover, and the leading body up end is equipped with the screw hole with the corresponding position in counter bore, and the bolt passes the counter bore and cooperates with the screw hole on the leading body, fixes shield cover and leading body as an organic whole.

Furthermore, according to the three-way structure equipment, the upper surface of the bolt is arranged in the countersunk hole, and the upper surface of the bolt is lower than the upper surface of the shielding cover.

Furthermore, the shielding cover of the three-way structure equipment is provided with vent holes.

Further, foretell tee bend structure equipment, the casing comprises to casing, B to casing and C to the casing by A, and A is in the casing to casing and B respectively with C to the casing welding together, and A arranges A in to the casing to basin insulator and contact II, and B arranges B in to the casing to basin insulator and contact III, and C arranges C in to the casing to basin insulator and contact I.

Furthermore, according to the three-way structure equipment, one end of the A direction shell is made into a conical cylinder body I, and the A direction shell is welded to the upper end of the shell through the conical cylinder body I and the C direction shell; and the B direction shell is welded with the upper end of the C direction shell through the conical cylinder II.

Furthermore, the tee structure equipment is characterized in that the A-direction shell and the B-direction shell are on the same plane, and the included angle alpha between the axes is 100-150 degrees.

Furthermore, the tee structure equipment has the advantages that the inner cavity of the main conductor is of a cavity structure.

The utility model has the advantages that: compared with the prior art, the utility model discloses owing to weld the outside casing of both sides connecting conductor on a casing, changed two traditional arrangement modes that cast the jar and meet from top to bottom, not only replaced mould casting spare with simple welding spare, the jar body highly still become half before. Not only reduces the economic loss caused by the casting process, but also more effectively reduces the height of the tank body, thereby greatly saving the cost. Simultaneously, its length and angle can be adjusted according to the engineering needs to both sides welded taper cylinder body, make the utility model discloses possess wider application prospect.

Drawings

Fig. 1 is a front view of the tee structure of the present invention.

Figure 2 is the utility model discloses the axle of tee bend structure equipment surveys the view.

Fig. 3 is an internal view of the three-way structure of the present invention.

Fig. 4 is an enlarged view of the inside of the casing of the present invention.

In the figure: 1. a primary conductor; 2. A C-direction basin-type insulator; 3. A contact I;

4. a connecting conductor I; 5. A is to the basin insulator; 6. A contact II;

7. a connecting conductor II; 8. B direction basin type insulator; 9. a contact III,

10. A shield case; 10-1, countersunk holes; 10-2, vent holes;

11. a bolt; 12. A is towards the body; 12-1, a conical cylinder body I;

13. b is towards the body; 13-1, a conical cylinder II; 14. And C, towards the shell.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Examples

As shown in fig. 1-4, a three-way structure device comprises a shell, a main conductor 1, a C-direction basin-type insulator 2, a connecting conductor i 4, an a-direction basin-type insulator 5, a connecting conductor ii 7, a B-direction basin-type insulator 8, a shielding case 10 and a bolt 11.

The casing is composed of a casing 12, a casing 13 and a casing 14. The A-direction shell 12 and the B-direction shell 13 are respectively welded with the upper end of the C-direction shell 14, and the A-direction shell 12 and the B-direction shell 13 are respectively vertical to the C-direction shell 14. Preferably, in one embodiment, the end of the A facing the shell 12 is made into a conical cylinder I12-1, and the A facing the shell 12 is welded with the upper end of the C facing the shell 14 through the conical cylinder I12-1; one end of the B-direction shell 13 is made into a conical cylinder II 13-1, and the B-direction shell 13 is welded with the upper end of the C-direction shell 14 through the conical cylinder II 13-1. The A-direction shell 12 and the B-direction shell 13 are respectively welded with the C-direction shell 14 in a conical cylinder mode, and intersection of welding openings is avoided. Preferably, in one embodiment, the a-direction housing 12 and the B-direction housing 13 are on the same plane, and the included angle α between the axes is 100-150 °.

The shell is internally provided with a main conductor 1, and the inner cavity of the main conductor 1 is of a cavity structure and provides space for screwing bolts of each connecting section.

The lower end of the main conductor 1 is fixed with a contact I3 of the C-direction basin-type insulator 2. Preferably, in one embodiment, the lower end surface of the main conductor 1 is provided with a through hole, the upper end surface of the contact i 3 is provided with a threaded hole, a bolt is sent to the lower end of the main conductor 1 through the cavity of the main conductor 1, the lower end of the main conductor 1 and the contact i 3 are fixed together through the through hole on the lower end surface of the main conductor 1 and the threaded hole on the upper end surface of the contact i 3, and then the main conductor 1 and the contact C are fixed together to the basin-type insulator 2. The C-direction basin insulator 2 and the contact I3 are arranged in the C-direction shell 14.

At the upper end of the main conductor 1, one end of a connecting conductor I4 is fixed with the upper end of the main conductor 1, and the other end of the connecting conductor I4 is fixed with a contact II 6 of the A-direction basin-type insulator 5. Preferably, in one embodiment, one end of the connecting conductor I4 is connected with the main conductor 1 through a bolt, and the other end of the connecting conductor is inserted into the contact II 6 for fixing. The A-direction basin insulator 5 and the contact II 6 are arranged in the A-direction shell 12.

On the upper end of the main conductor 1, one end of a connecting conductor II 7 is fixed with the upper end of the main conductor 1, and the other end of the connecting conductor II is fixed with a contact III 9 of a B-direction basin-type insulator 8. Preferably, in one embodiment, one end of the connecting conductor II 7 is bolted to the main conductor 1, and the other end is inserted into the contact III 9 for fixation. The B-direction basin insulator 8 and the contact III 9 are arranged in the B-direction shell 13.

The top end of the main conductor 1 is provided with a shield 10. Preferably, in an embodiment, the shielding case 10 is provided with a plurality of countersunk holes 10-1, and in this embodiment, taking the provision of 4 countersunk holes 10-1 as an example, 4 threaded holes are provided at positions on the top end surface of the main conductor 1 corresponding to the countersunk holes 10-1, and the bolt 11 passes through the countersunk hole 10-1 to be matched with the threaded hole on the top end surface of the main conductor 1, so as to fix the shielding case 10 and the main conductor 1 together. Preferably, in one embodiment, the upper surface of the bolt 11 is placed in the counterbore 10-1, and the upper surface of the bolt 11 is lower than the upper surface of the shield case 10 around its corresponding counterbore, i.e. the surface of the shield case is much higher than the upper surface of the bolt for connection to meet the field strength requirement. Preferably, in one embodiment, the shield case 10 is provided with a vent hole 10-2 to communicate the cavity of the main conductor with the interior of the housing.

The utility model discloses when in actual use, equipment in the cluster is connected usually to the C side, and A side or B side one side are used for the connection between the interval, and the opposite side is used for being qualified for the next round of competitions. In order to avoid weld crater intersection, the A side or the B side adopts a conical cylinder body, and the length and the angle of the conical cylinder body can be further adjusted according to engineering requirements.

Claims

1. The utility model provides a tee bend structure equipment, includes the casing, its characterized in that: a main conductor (1) is arranged in the shell, the lower end of the main conductor (1) is fixed with a contact I (3) of the C-direction basin-type insulator (2), one end of a connecting conductor I (4) is fixed with the upper end of the main conductor (1), and the other end of the connecting conductor I is fixed with a contact II (6) of the A-direction basin-type insulator (5); one end of the connecting conductor II (7) is fixed with the upper end of the main conductor (1), and the other end of the connecting conductor II is fixed with a contact III (9) of the B-direction basin-type insulator (8); the upper end of the main conductor (1) is provided with a shielding cover (10).

2. The tee joint structure equipment according to claim 1, wherein a plurality of counter bores (10-1) are formed in the shielding case (10), threaded holes are formed in positions of the main conductor (1) corresponding to the counter bores (10-1), and bolts (11) penetrate through the counter bores (10-1) to be matched with the threaded holes in the main conductor (1) so as to fix the shielding case (10) and the main conductor (1) into a whole.

3. Three-way construction equipment according to claim 2, characterised in that the upper surface of the bolt (11) is placed in the counter-bore (10-1), the upper surface of the bolt (11) being lower than the upper surface of the shielding cage (10).

4. Three-way construction installation according to claim 1, characterised in that the shielding cage (10) is provided with ventilation holes (10-2).

5. The tee joint structural equipment according to claim 1, wherein the casing is composed of an A-direction casing (12), a B-direction casing (13) and a C-direction casing (14), the A-direction casing (12) and the B-direction casing (13) are respectively welded with the C-direction casing (14), an A-direction basin insulator (5) and a contact II (6) are arranged in the A-direction casing (12), a B-direction basin insulator (8) and a contact III (9) are arranged in the B-direction casing (13), and a C-direction basin insulator (2) and a contact I (3) are arranged in the C-direction casing (14).

6. The three-way structure equipment as claimed in claim 5, wherein one end of the A-direction shell (12) is made into a conical cylinder I (12-1), and the A-direction shell (12) is welded with the upper end of the C-direction shell (14) through the conical cylinder I (12-1); one end of the B-direction shell (13) is made into a conical cylinder II (13-1), and the B-direction shell (13) is welded with the upper end of the C-direction shell (14) through the conical cylinder II (13-1).

7. Three-way structural equipment according to claim 1, wherein the A-direction shell (12) and the B-direction shell (13) are on the same plane, and the included angle alpha between the axes is 100-150 degrees.

8. Three-way structural arrangement, according to claim 1, characterized in that the inner cavity of the main conductor (1) is of a cavity structure.