CN218038986U - Outdoor high-voltage isolating switch - Google Patents
Outdoor high-voltage isolating switch Download PDFInfo
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- CN218038986U CN218038986U CN202222429029.4U CN202222429029U CN218038986U CN 218038986 U CN218038986 U CN 218038986U CN 202222429029 U CN202222429029 U CN 202222429029U CN 218038986 U CN218038986 U CN 218038986U
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- contact
- plate
- contact blade
- outdoor high
- subassembly
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Abstract
The utility model provides a outdoor high voltage isolator that separating brake limit plate structure is more stable. The technical scheme adopted comprises the following steps: the movable contact assembly comprises a wire inlet plate and a movable contact connected to the end part of the wire inlet plate, and the contact blade assembly comprises a left contact blade and a right contact blade which are arranged oppositely. And the outlet plate is provided with a brake separating limit plate which consists of an L-shaped left limit plate and an L-shaped right limit plate.
Description
Technical Field
The utility model belongs to the power equipment field, concretely relates to outdoor high voltage isolator.
Background
The outdoor isolating switch is an electrical appliance which is used most in high-voltage switching electrical appliances, is a switch which plays an isolating role in a circuit as the name suggests, has simpler working principle and structure, but has high requirements on working reliability due to large using amount and great influence on the design, establishment and safe operation of a substation and a power plant.
The traditional outdoor isolating switch comprises a base and insulators arranged at two ends of the base, wherein a static contact component is arranged on one insulator, a movable contact component is arranged on the other insulator, a contact blade assembly is rotatably connected to the upper end of the static contact component, the contact blade assembly comprises a left contact blade and a right contact blade which are arranged oppositely, the static contact component comprises a wire outgoing plate and a static contact connected to the end of the wire outgoing plate, and the movable contact component comprises a wire incoming plate and a movable contact connected to the end of the wire incoming plate. A limiting plate is usually arranged on the contact blade assembly and used for limiting the contact blade after opening.
Traditional limiting plate structure, if: the utility model discloses a chinese utility model patent that the bulletin number of authorizing is "CN 203983051U", the name is "outdoor high voltage isolator" shows, and the limiting plate is single lamellar structure, and this limiting plate is fixed on left contact blade or right contact blade, and after the switch-off of contact blade, the top of limiting plate supports in the outlet plate of stationary contact subassembly. There are disadvantages in that: the contact blade on one side is limited, stability is poor, deformation of the limiting plate is easily caused by long-term brake opening operation, and overall stability of the isolating switch is further influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a outdoor high voltage isolator that separating brake limit plate structure is more stable.
In order to solve the above problem, the utility model discloses a technical scheme include: the base, establish the insulator of base two ends, establish respectively the static contact subassembly and the movable contact subassembly and the rotatable connection of insulator upper end in contact blade subassembly on the static contact subassembly, the static contact subassembly include the outlet plate, connect in the static contact of outlet plate tip, the movable contact subassembly include the inlet plate, connect in the moving contact of inlet plate tip, contact blade subassembly includes relative left contact blade, the right contact blade that sets up, its characterized in that: be equipped with the separating brake limiting plate on the outlet plate, the separating brake limiting plate comprises left limiting plate, the right limiting plate that is "L" shape, it is right that left side limiting plate upper end is bent to one side be formed with the left side contact blade carries out spacing left spacing portion, it is right that right side limiting plate upper end is bent to one side be formed with the right side contact blade carries out spacing right spacing portion, connect through integrated into one piece's splice bar between spacing portion in a left side, the right spacing portion.
The outdoor high-voltage isolating switch is characterized in that: the wire outlet plate with be equipped with the backing plate between the insulator, the separating brake limiting plate the wire outlet plate through first screw rod connect in the backing plate jointly, the insulator through the second screw rod with the backing plate is connected.
The outdoor high-voltage isolating switch is characterized in that: and reinforcing ribs are formed at two ends of the left contact blade and the right contact blade through bending.
The outdoor high-voltage isolating switch is characterized in that: the rear ends of the left contact blade and the right contact blade are rotatably connected to the static contact of the static contact assembly through a third screw rod, the front ends of the left contact blade and the right contact blade are connected through two fourth screw rods, and the third screw rod and the fourth screw rod are both provided with contact springs.
The outdoor high-voltage isolating switch is characterized in that: the fourth screw rod is provided with a locking device, the locking device comprises a locking support and a turnbuckle coupled on the locking support, the rear end of the turnbuckle is provided with a tension spring, and a moving contact of the moving contact component is provided with a locking groove engaged with the turnbuckle.
The outdoor high-voltage isolating switch is characterized in that: the front ends of the left contact blade and the right contact blade are integrally punched and formed with bubble points contacted with the moving contact component.
The outdoor high-voltage isolating switch is characterized in that: the end surfaces of the wire outlet plate and the wire inlet plate are provided with knurling and wiring screws.
The outdoor high-voltage isolating switch is characterized in that: the base is a channel steel.
The utility model discloses an outdoor high voltage isolator advantage as follows: the separating brake limiting plate consists of a left limiting plate and a right limiting plate which are L-shaped, a left limiting part for limiting the left contact blade is formed by bending the upper end of the left limiting plate to one side, a right limiting part for limiting the right contact blade is formed by bending the upper end of the right limiting plate to one side, the left contact blade and the right contact blade can be limited simultaneously, the separating brake limiting plate is better in stability, good in strength and not prone to deformation.
The present invention will be further explained with reference to the drawings attached to the specification.
Drawings
Fig. 1 is a schematic structural diagram of an outdoor high-voltage isolating switch of the present invention;
fig. 2 is a sectional view of the outdoor high-voltage isolating switch of the utility model;
fig. 3 is a schematic structural view of the opening limiting plate of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2;
fig. 5 is the switching-off state schematic diagram of the outdoor high-voltage isolating switch of the utility model.
Detailed Description
Referring to fig. 1-5, the utility model discloses an outdoor high voltage isolator, include base 1, establish insulator 2, the establishing respectively of base 1 two ends static contact subassembly 3 and moving contact subassembly 4 and rotatable the connection in contact blade subassembly 5 on the static contact subassembly 3 of insulator 2 upper end. The static contact component 3 comprises an outlet plate 8 and a static contact 9 connected to the end of the outlet plate 8, and the static contact 9 and the outlet plate 8 are integrally formed, separately welded or separately riveted. The moving contact component 4 comprises a wire inlet plate 10 and a moving contact 11 connected to the end of the wire inlet plate 10, and the moving contact 11 and the wire inlet plate 10 are also integrally formed, separately welded or separately riveted. The contact blade assembly 5 comprises a left contact blade 6 and a right contact blade 7 which are arranged oppositely, and the left contact blade 6 and the right contact blade 7 are respectively arranged on two sides of the static contact 9 and are rotatably connected with the static contact. The outlet plate 8 is provided with a separating brake limit plate 12, and the separating brake limit plate 12 is composed of a left L-shaped limit plate 13 and a right L-shaped limit plate 14. The upper end of the left limit plate 13 is bent outwards to form a left limit part 15 for limiting the left contact blade 6. A right stopper 16 for stopping the right contact blade 7 is formed by bending the upper end of the right stopper plate 14 outward. The left limiting part 15 and the right limiting part 16 are connected through an integrally formed connecting rib 17.
Preferably, a backing plate 18 is arranged between the outlet plate 8 and the insulator 2, and the backing plate 18 is a metal plate. The opening limiting plate 12 and the outlet plate 8 are connected to the backing plate 18 through a first screw rod 19, and the insulator 2 is connected to the backing plate 18 through two second screw rods 20. The lower end of the insulator 2 is also connected with the base 1 through two second screw rods 20. Through the above, the quick and tight connection between the components is realized.
Preferably, reinforcing ribs 21 are formed at both ends of the left and right contact blades 6 and 7 by bending, so as to improve the strength of the left and right contact blades 6 and 7.
Preferably, the rear ends of the left contact blade 6 and the right contact blade 7 are rotatably connected to the static contact 9 of the static contact assembly 3 through a third screw 22, the front ends of the left contact blade 6 and the right contact blade 7 are connected through two fourth screws 23, the third screw 22 and the fourth screw 23 are both provided with a contact spring 24, one end of the contact spring 24 presses on the right contact blade 7, and the other end of the contact spring presses on the nuts on the third screw 22 and the fourth screw 23, so that the left contact blade 6 and the right contact blade 7 can be tightly clamped to the static contact 9 and the moving contact 11 through the acting force of the contact spring 24.
Preferably, a locking device 25 is arranged on the fourth screw 23, and the locking device 25 includes a locking bracket 26 and a turn buckle 27 coupled to the locking bracket 26. A tension spring 28 is arranged at the rear end of the turn buckle 27, and a locking groove 29 which is in hanging connection and matching with the turn buckle 27 is arranged on the movable contact 11 of the movable contact component 4. After the switch is closed, the turnbuckle 27 is hooked with the locking groove 29 to lock the contact blade assembly 5, so that accidental switch-off is prevented. When the rotary buckle 27 is rotated clockwise to a certain angle, the tension spring 28 will provide an inward pressure, so as to unlock the lock.
Preferably, the front ends of the left contact blade 6 and the right contact blade 7 are integrally stamped and formed with bubble points 30 contacting with the moving contact component 4, so as to improve the contact effect with the left contact blade 6 and the right contact blade 7.
Preferably, the end surfaces of the outlet plate 8 and the inlet plate 10 are provided with knurling 31 and binding screws 32 to improve the binding effect.
Preferably, the base 1 is a channel steel to ensure strength.
As described above, the present invention is not limited to the above embodiments, and although the present invention has been disclosed in the above embodiments, it is not limited to the above embodiments, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the technical scope of the present invention.
Claims (8)
1. The utility model provides an outdoor high voltage isolator, includes base (1), establishes insulator (2) at base (1) two ends, establish respectively static contact subassembly (3) and movable contact subassembly (4) and rotatable connection in of insulator (2) upper end contact blade subassembly (5) on static contact subassembly (3), static contact subassembly (3) include outlet plate (8), connect in static contact (9) of outlet plate (8) tip, movable contact subassembly (4) include incoming line board (10), connect in moving contact (11) of incoming line board (10) tip, contact blade subassembly (5) are including relative left contact blade (6), the right contact blade (7) that set up, its characterized in that: be equipped with separating brake limiting plate (12) on outlet plate (8), separating brake limiting plate (12) comprises left limiting plate (13), right limiting plate (14) that are "L" shape, it is right to bend to one side left side limiting plate (13) upper end be formed with left side contact blade (6) carry out spacing left spacing portion (15), it is right to bend to one side right side limiting plate (14) upper end be formed with right side contact blade (7) carry out spacing right spacing portion (16), connect through integrated into one piece's splice bar (17) between left side spacing portion (15), the right spacing portion (16).
2. An outdoor high voltage disconnector according to claim 1, characterized in that: lead-out plate (8) with be equipped with backing plate (18) between insulator (2), separating brake limiting plate (12) lead-out plate (8) through first screw rod (19) connect jointly in backing plate (18), insulator (2) through second screw rod (20) with backing plate (18) are connected.
3. An outdoor high voltage disconnector according to claim 1, characterized in that: and reinforcing ribs (21) are formed at two ends of the left contact blade (6) and the right contact blade (7) through bending.
4. An outdoor high voltage disconnector according to claim 1, characterized in that: the rear ends of the left contact blade (6) and the right contact blade (7) are rotatably connected to a static contact (9) of the static contact component (3) through a third screw (22), the front ends of the left contact blade (6) and the right contact blade (7) are connected through two fourth screws (23), and the third screw (22) and the fourth screws (23) are both provided with contact springs (24).
5. An outdoor high voltage disconnector according to claim 4, characterized in that: be equipped with locking device (25) on fourth screw rod (23), locking device (25) include hasp support (26), coupling are in spiral shell (27) on hasp support (26), spiral shell (27) rear end is equipped with extension spring (28), be equipped with on moving contact (11) of moving contact subassembly (4) with spiral shell (27) articulate complex locked groove (29).
6. An outdoor high voltage disconnector according to claim 1, characterized in that: the front ends of the left contact blade (6) and the right contact blade (7) are integrally punched and formed with a bubble point (30) which is in contact with the moving contact component (4).
7. An outdoor high-voltage disconnector according to claim 1, characterized in that: the end faces of the outgoing line plate (8) and the incoming line plate (10) are provided with knurling (31) and binding screws (32).
8. An outdoor high voltage disconnector according to claim 1, characterized in that: the base (1) is a channel steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222429029.4U CN218038986U (en) | 2022-09-14 | 2022-09-14 | Outdoor high-voltage isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222429029.4U CN218038986U (en) | 2022-09-14 | 2022-09-14 | Outdoor high-voltage isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218038986U true CN218038986U (en) | 2022-12-13 |
Family
ID=84354610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222429029.4U Active CN218038986U (en) | 2022-09-14 | 2022-09-14 | Outdoor high-voltage isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218038986U (en) |
-
2022
- 2022-09-14 CN CN202222429029.4U patent/CN218038986U/en active Active
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