CN217933584U

CN217933584U - On-pole isolating switch

Info

Publication number: CN217933584U
Application number: CN202222317176.2U
Authority: CN
Inventors: 陈世扬; 罗居卫; 胡维; 黄海斌
Original assignee: Zhejiang Hess Electric Co ltd
Current assignee: Zhejiang Hess Electric Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-11-29
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to a isolator on post. The to-be-solved technical problem of the utility model is to provide a high post isolating switch. The utility model discloses a technical scheme including isolator base, first pillar insulator and second pillar insulator, first static contact, second static contact, blade subassembly, A-frame and latch hook subassembly, card subassembly, the blade subassembly includes electrically conductive blade and interior bolt subassembly and outer bolt subassembly, the A-frame passes through outer bolt subassembly with blade subassembly one end is connected fixedly, interior bolt subassembly with outer bolt subassembly all includes the screw rod, the cover is established adjusting spring and adjusting shim, lock nut on the screw rod, the screw rod middle part is equipped with screw boss portion. The utility model has the advantages that: the card piece assembly is additionally arranged to further enhance the connection between the first static contact and the card piece assembly, so that looseness caused by long-term use is effectively prevented, the contact is tight, and the safety is high.

Description

On-pole isolating switch

Technical Field

The utility model relates to a isolator technical field, concretely relates to isolator on post.

Background

The pole-mounted isolating switch is an isolating switch arranged on a pole, a static contact of the pole-mounted isolating switch is transversely arranged on an insulator, and a locking hook of the isolating switch is pulled to perform switching on and off operations through the operation of an insulating hook rod. However, the existing on-pole isolating switch still has the defects that after long-term work, a blade and a static contact of the existing on-pole isolating switch are loosened, the existing on-pole isolating switch does not have the adjusting capability and is not firmly fixed, and potential safety hazards exist when the existing on-pole isolating switch is switched on or switched off.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the to-be-solved technical problem of the utility model is to provide a high post isolating switch of security.

The utility model discloses technical scheme that isolator adopted includes isolator base, set up first pillar insulator and second pillar insulator on the isolator base perpendicularly, establish first static contact on the first pillar insulator, establish second static contact, both ends cover on the second pillar insulator first static contact with blade subassembly on the second static contact, establish on the first static contact and establish on the blade subassembly with rotationally establish on the blade subassembly, its characterized in that still includes the card subassembly, the blade subassembly includes two electrically conductive blade that set up side by side parallel interval and establishes in electrically conductive blade both ends and be used for two interior bolt subassembly and outer bolt subassembly that electrically conductive blade connects, the tripod passes through outer bolt subassembly with blade subassembly one end is connected fixedly, interior bolt subassembly with outer bolt subassembly all includes the screw rod, cover and establish adjusting spring and adjusting shim, lock nut on the screw rod, the screw rod middle part is equipped with the boss portion, adjusting spring one end is in on the adjusting shim and the other end is supported on the bolt boss portion;

the card subassembly includes card and round pin, be equipped with on the card and be used for the cover to establish card cup joint hole, joint on the interior bolt subassembly are in adjusting shim with card joint opening, card fixed orifices between the conductive blade, the round pin passes through the card fixed orifices will the card is fixed on the A-frame.

The lock hook assembly comprises a lock hook piece, and the lock hook piece is provided with a lock hook sleeving hole for sleeving the inner bolt assembly and a lock hook opening and closing opening for opening and closing the isolating switch.

The lock hook component also comprises a reset spring and a bolt component fixed on the blade component, the bolt component is arranged at the inner side of the inner bolt component, the lock hook sheet is also provided with a waist-shaped opening, a spring hooking hole and a lock hook sheet clamping hook which are sleeved on the bolt component, one end of the reset spring is hooked on the spring hooking hole, and the other end of the reset spring is hooked on the bolt component;

and a fixed contact fixture block corresponding to the latch hook of the latch hook sheet is arranged on the second fixed contact.

The first fixed contact and the second fixed contact respectively comprise a fixed contact wiring part, the fixed contact wiring part vertically extends upwards to form a fixed contact inserting part, and the fixed contact inserting part is arranged between the inner bolt assembly and the outer bolt assembly.

The conductive blade is of a U-shaped structure.

The inner bolt assembly and the outer bolt assembly are respectively sleeved on the screw rod and arranged on the second nut outside the locking nut.

The utility model discloses isolator's advantage lies in: the card assembly is additionally arranged to further enhance the connection between the first static contact and the card assembly, so that looseness caused by long-term use is effectively prevented, the contact is tight, and the safety is high; the adjusting spring can be used for adjusting the contact pressure required by the switch knife according to the requirement, and the use is more flexible; the pothook structural design of latch hook subassembly makes and can further prevent not hard up when closing a floodgate, further improves the security.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a front view of the column isolator of the present invention;

FIG. 2 is a top view of the present blade assembly;

FIG. 3 is a schematic view of the card of the present invention;

fig. 4 is an exploded view of the latch hook assembly of the present invention;

fig. 5 is a front view of the second stationary contact of the present invention.

Detailed Description

As shown in fig. 1-5, the utility model relates to a isolator on post, be in including isolator base 1, perpendicular setting first pillar insulator 2 and second pillar insulator 3 on the isolator base 1, establish first static contact 4 on the first pillar insulator 2, establish second static contact 5, the both ends cover on the second pillar insulator 3 first static contact 4 with blade subassembly 6 on the second static contact 5, establish tripod 7 on the first static contact 4 with rotationally establish latch hook component 8, card component 9 on the blade subassembly 6, blade subassembly 6 includes two electrically conductive blade 10 that parallel interval set up side by side and establishes electrically conductive blade 10 both ends just are used for two interior bolt component 11 and outer bolt component 12 that electrically conductive blade 10 connects, tripod 7 passes through outer bolt component 12 with blade subassembly 6 one end is connected fixedly, interior bolt component 11 with outer bolt component 12 all includes screw rod 15, adjusting spring 16 and adjusting shim 18, lock nut 17 on the screw rod 15, screw rod 15 middle part is equipped with adjusting spring portion 20 the adjusting spring contact spring portion is established on the contact adjusting screw is more nimble the contact according to the switch portion and is established the required pressure adjustment spring portion on the switch portion, and the contact adjustment screw is established more the required pressure adjustment switch portion on the switch portion.

The card assembly 9 comprises a card 22 and a pin 23, the card 22 is provided with a card sleeve hole 25, which is used for being sleeved on the inner bolt assembly 11, and a card is clamped on the adjusting gasket 18 and a card clamping opening 26 and a card fixing hole 27 between the conductive blades 10, the pin 23 passes through the card fixing hole 27, the card 22 is fixed on the triangular bracket 7, the card assembly is additionally arranged to further strengthen the connection between the first static contact and the blade assembly, the looseness caused by long-term use is effectively prevented, the contact is tight, and the safety is high.

The locking hook assembly 8 comprises a locking hook sheet 30, and the locking hook sheet 30 is provided with a locking hook sleeve hole 33 which is used for being sleeved on the inner bolt assembly 11 and a locking hook opening and closing opening 36 which is used for opening and closing the isolating switch.

The locking hook assembly 8 further comprises a return spring 31 and a bolt assembly 32 fixed on the blade assembly 6, the bolt assembly 32 is arranged on the inner side of the inner bolt assembly 11, the locking hook piece 30 is further provided with a kidney-shaped opening 34, a spring hooking hole 35 and a locking hook piece clamping hook 37, the bolt assembly 32 is sleeved on the bolt assembly 32, one end of the return spring 31 is hooked on the spring hooking hole 35, the other end of the return spring is hooked on the bolt assembly 32, the second static contact 5 is provided with a static contact clamping block 38 corresponding to the locking hook piece clamping hook 37, the second static contact is further prevented from loosening under the action of the locking hook piece clamping hook 37 in a closing state, and the safety is further improved.

The first fixed contact 4 and the second fixed contact 5 both include a fixed contact wiring portion 40, the fixed contact wiring portion 40 extends vertically upward to form a fixed contact plugging portion 41, and the fixed contact plugging portion 41 is disposed between the inner bolt assembly 11 and the outer bolt assembly 12.

The conductive blade 10 is of a U-shaped structure, and the strength of the section bar is improved.

The inner bolt assembly 11 and the outer bolt assembly 12 are sleeved on the screw rod 15 and arranged in the second nut 19 outside the locking nut 17, so that looseness of the adjusting spring is prevented.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.

Claims

1. The utility model provides a post isolator, includes isolator base (1), sets up perpendicularly first pillar insulator (2) and second pillar insulator (3) on isolator base (1), establishes first static contact (4) on first pillar insulator (2), establishes second static contact (5), both ends cover on second pillar insulator (3) first static contact (4) with blade subassembly (6) on second static contact (5), establish blade subassembly (7) on first static contact (4) and rotationally establish latch hook subassembly (8) on blade subassembly (6), its characterized in that: the novel electric knife blade assembly is characterized by further comprising a clamping plate assembly (9), the blade assembly (6) comprises two electric conduction blades (10) arranged side by side in parallel at intervals, and an inner bolt assembly (11) and an outer bolt assembly (12) which are arranged at two ends of the electric conduction blades (10) and used for connecting the two electric conduction blades (10), the triangular support (7) is fixedly connected with one end of the blade assembly (6) through the outer bolt assembly (12), the inner bolt assembly (11) and the outer bolt assembly (12) respectively comprise a screw rod (15), an adjusting spring (16) and an adjusting gasket (18) which are sleeved on the screw rod (15), and a locking nut (17), a screw boss part (20) is arranged in the middle of the screw rod (15), one end of the adjusting spring (16) abuts against the adjusting gasket (18) and the other end of the adjusting spring abuts against the screw boss part (20);

card subassembly (9) include card (22) and round pin (23), be equipped with on card (22) and be used for the cover to establish card cup joint hole (25), joint on interior bolt subassembly (11) are in adjust gasket (18) with card joint opening (26), card fixed orifices (27) between conducting blade (10), round pin (23) pass through card fixed orifices (27), will card (22) are fixed on A-frame (7).

2. The pole disconnect switch of claim 1, wherein: the lock hook assembly (8) comprises a lock hook sheet (30), wherein the lock hook sheet (30) is provided with a lock hook sleeve hole (33) which is used for being sleeved on the inner bolt assembly (11) and a lock hook opening and closing opening (36) which is used for opening and closing the isolating switch.

3. The pole isolation switch of claim 2, wherein: the lock hook component (8) further comprises a return spring (31) and a bolt assembly (32) fixed on the blade assembly (6), the bolt assembly (32) is arranged on the inner side of the inner bolt component (11), the lock hook piece (30) is further provided with a kidney-shaped opening (34), a spring hooking hole (35) and a lock hook piece clamping hook (37), the bolt assembly (32) is sleeved with the kidney-shaped opening, one end of the return spring (31) is hooked on the spring hooking hole (35), and the other end of the return spring (31) is hooked on the bolt assembly (32);

and a fixed contact fixture block (38) corresponding to the latch hook sheet and the latch hook (37) is arranged on the second fixed contact (5).

4. The pole isolation switch of claim 1, wherein: the first fixed contact (4) and the second fixed contact (5) both comprise fixed contact wiring portions (40), the fixed contact wiring portions (40) vertically extend upwards to form fixed contact inserting portions (41), and the fixed contact inserting portions (41) are arranged between the inner bolt assembly (11) and the outer bolt assembly (12).

5. The pole isolation switch of claim 1, wherein: the conductive blade (10) is of a U-shaped structure.

6. The pole disconnect switch of claim 1, wherein: the inner bolt assembly (11) and the outer bolt assembly (12) both comprise second nuts (19) which are sleeved on the screw (15) and arranged outside the locking nuts (17).