CN210805597U

CN210805597U - Isolating switch for transformer and distribution equipment

Info

Publication number: CN210805597U
Application number: CN202020017982.6U
Authority: CN
Inventors: 张兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-06-19
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses an isolating switch for transformer and distribution equipment, which comprises a base, wherein both ends of the base are respectively provided with a fixing footing, the inner parts of two fixing footings are respectively provided with a one-to-one threaded hole, the upper surface of the base is provided with three pairs of chutes, each pair of chutes is provided with a spacing block in front, the upper surfaces of every two opposite chutes are respectively and fixedly connected with a support porcelain bottle, and the top surface of each support porcelain bottle is respectively and fixedly connected with a connecting plate. Meanwhile, the support porcelain insulator, the moving contact and the static contact are protected, and danger caused by interference of rainwater is avoided.

Description

Isolating switch for transformer and distribution equipment

Technical Field

The utility model relates to the technical field of switches, specifically be a become isolator for distribution equipment.

Background

When the isolating switch is in a separated position, the contacts have insulation distance meeting the specified requirements and obvious disconnection marks; a switching device capable of carrying current in normal loop conditions and current in abnormal conditions (e.g., short circuit) for a specified period of time when in the closed position. However, the isolating switch used by the existing power transformation and distribution equipment has no good protection measure, is placed outside for a long time, is easy to cause switch failure and damage when being blown by wind and rain, and can cause danger when being serious, so that the isolating switch needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a become isolator for distribution equipment 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: an isolating switch for power transformation and distribution equipment comprises a base, wherein two ends of the base are respectively provided with a fixing bottom foot, a pair of first threaded holes are respectively formed in the two fixing bottom feet, the upper surface of the base is provided with three pairs of sliding grooves, a spacing block is arranged in front of each pair of sliding grooves, the upper surfaces of every two opposite sliding grooves are respectively and fixedly connected with a supporting porcelain insulator, the top surface of each supporting porcelain insulator is respectively and fixedly connected with a connecting plate, the top surfaces of the three connecting plates are respectively hinged with a conductive knife switch through a hinge, one ends of the three conductive knife switches, which are far away from the hinge joint, are respectively and fixedly connected with a ceramic handle, the lower surfaces of the three conductive knife switches are respectively provided with a groove, a moving contact is respectively and fixedly connected in each groove, one ends of the other three connecting plates, which are close to the conductive knife switches, are respectively and fixedly connected with a, wherein three the inside of spout and the equal sliding connection in the outside that is located the support vase that corresponds have a protection casing, and is three in addition the inside of spout and the equal sliding connection in the outside that is located the support vase that corresponds have two protection casings, three protection casing and three two No. two pairings of protection casing, and every the inside of a protection casing and No. two protection casings all is equipped with the guard slot, and is three the equal fixedly connected with picture peg in one side that a protection casing is close to No. two protection casings, and is three one side that No. two protection casings are close to a protection casing all is equipped with the jack, and is three the picture peg pairs with the three jack that corresponds one by one.

Furthermore, the three inserting plates and the inserting holes are in a concave shape.

Further, it is three No. two the protection casing is located the jack and all is equipped with a pair of No. two screw holes directly over, three the upper surface of picture peg all is equipped with No. three screw hole, every all through fastening bolt threaded connection between No. two screw holes and the No. three screw hole.

Furthermore, the inside of base and the interior bottom surface that is located every spout all are equipped with the perforation.

Further, each connecting plate is made of copper product materials.

Furthermore, each static contact is formed by combining two conducting strips, and the opposite surfaces of each two conducting strips are triangular.

Compared with the prior art, the beneficial effects of the utility model are that: this isolator for transformer substation equipment, fix the base on transformer substation equipment through two fixed footing, with conductive knife-switch card on static contact, the moving contact just in time injects between two conducting strips, then impel a protection casing and No. two protection casings from the spout, until supporting the spacer block, picture peg this moment just in time injects in the jack that corresponds, utilize fastening bolt to fix a protection casing and No. two protection casings, just so both can not break away from the base, also protected support vase and moving contact and static contact simultaneously, avoid receiving the interference of rainwater and take place danger.

Drawings

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

FIG. 2 is a schematic structural view of a first protective cover and a second protective cover of the present invention;

FIG. 3 is a schematic view of the structure of the porcelain insulator of the present invention;

fig. 4 is a cross-sectional view of the static contact and the conductive knife switch of the present invention.

In the figure: 1. a base; 2. fixing bottom feet; 3. a chute; 4. a first protective cover; 5. a second protective cover; 6. inserting plates; 7. fastening a bolt; 8. a first threaded hole; 9. a protective bath; 10. a jack; 11. a second threaded hole; 12. a third threaded hole; 13. perforating; 14. supporting the porcelain insulator; 15. a connecting plate; 16. static contact; 17. a conductive blade; 18. a ceramic handle; 19. a groove; 20. moving contact.

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. 1-4, the present invention provides a technical solution: an isolating switch for transformer and distribution equipment comprises a base 1, wherein two ends of the base 1 are respectively provided with a fixed footing 2, the two fixed footings 2 are respectively internally provided with a pair of first threaded holes 8, the upper surface of the base 1 is provided with three pairs of sliding chutes 3, each pair of sliding chutes 3 is respectively provided with a spacing block, the upper surfaces of every two opposite sliding chutes 3 are respectively and fixedly connected with a supporting porcelain insulator 14, the top surface of each supporting porcelain insulator 14 is respectively and fixedly connected with a connecting plate 15, the top surfaces of the three connecting plates 15 are respectively hinged with a conductive knife switch 17 through hinges, one ends of the three conductive knife switches 17 far away from the hinged joint are respectively and fixedly connected with a ceramic handle 18, the lower surfaces of the three conductive knife switches 17 are respectively provided with a groove 19, the inside of each groove 19 is respectively and fixedly connected with a moving contact 20, the other ends of the three connecting plates 15 near the conductive knife switches 17 are respectively and fixedly connected with, wherein the inside of three spout 3 and the equal sliding connection in the outside that is located the support vase 14 that corresponds has protection casing 4 No. one, the inside of three spout 3 in addition and the equal sliding connection in the outside that is located the support vase 14 that corresponds have protection casing 5 No. two, three protection casing 4 and three protection casing 5 two liang pair, and every protection casing 4 and protection casing 5's inside all is equipped with protective housing 9 No. two, three protection casing 4 is close to the equal fixedly connected with picture peg 6 in one side of protection casing 5 No. two, three protection casing 5 is close to one side of protection casing 4 and all is equipped with jack 10, three picture peg 6 pairs one by one with the three jack 10 that corresponds.

Wherein, the three insertion plates 6 and the insertion holes 10 are all in a concave shape, thereby playing the role of rain shielding and protection.

Wherein, three No. two protection casings 5 are located jack 10 and all are equipped with a pair of No. two screw holes 11 directly over, and the upper surface of three picture peg 6 all is equipped with No. three screw hole 12, all through fastening bolt 7 threaded connection between every No. two screw holes 11 and No. three screw hole 12, is convenient for fix a protection casing 4 and No. two protection casings 5 for a protection casing 4 and No. two protection casings 5 can the fixed card in spout 3 of base 1.

Wherein, the inside of base 1 and the interior bottom surface that is located every spout 3 all is equipped with perforation 13, and the conducting wire of being convenient for passes through perforation 13 of base 1.

Wherein, every connecting plate 15 all adopts copper product material to make, realizes electrically conducting.

Each static contact 16 is formed by combining two conducting strips, and the opposite surfaces of each two conducting strips are triangular, so that the two conducting strips can clamp the moving contact 20, and power supply is realized.

The working principle is as follows: during the use, fix base 1 on the distribution equipment of transformation through two fixed footing 2, with electrically conductive plug-in strip 17 card on static contact 16, moving contact 20 just in time injects between two conducting strips, then impel protection casing 4 and No. two protection casings 5 from spout 3, until supporting the spacer block, picture peg 6 at this moment just in time injects in the jack 10 that corresponds, utilize fastening bolt 7 to fix protection casing 4 and No. two protection casings 5, just so both can not break away from base 1, also protected supporting vase 14 and moving contact 20 and static contact 16 simultaneously, avoid receiving the interference of rainwater and take place danger.

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. The utility model provides a become isolator for distribution equipment, includes base (1), its characterized in that: the improved ceramic insulator is characterized in that fixing bottom feet (2) are arranged at two ends of the base (1), a pair of threaded holes (8) are formed in two fixing bottom feet (2), three pairs of sliding grooves (3) are formed in the upper surface of the base (1), a spacing block is arranged in front of each pair of sliding grooves (3), a supporting porcelain bottle (14) is fixedly connected to the upper surface of each two opposite sliding grooves (3), a connecting plate (15) is fixedly connected to the top surface of each supporting porcelain bottle (14), conductive switch blades (17) are hinged to the top surfaces of the three connecting plates (15) through hinges, a ceramic handle (18) is fixedly connected to one end, far away from the hinge joint, of each conductive switch blade (17), a groove (19) is formed in the lower surface of each conductive switch blade (17), and a movable contact (20) is fixedly connected to the inside of each groove (19), the other three connecting plates (15) are close to the static contact (16) of the equal fixedly connected with of one end of conductive knife switch (17), every static contact (16) all touches with the moving contact (20) that corresponds mutually, wherein three the inside of spout (3) and the equal sliding connection in the outside that is located corresponding support vase (14) have protection casing (4), three the inside of spout (3) and the equal sliding connection in the outside that is located corresponding support vase (14) have protection casing (5), three protection casing (4) and three protection casing (5) pairwise two by two, and every the inside of protection casing (4) and protection casing (5) all is equipped with protective groove (9), three protection casing (4) are close to one side of protection casing (5) all fixedly connected with picture peg (6), three protection casing (5) are close to one side of protection casing (4) all are equipped with jack (10), the three plug boards (6) are matched with the corresponding three jacks (10) one by one.

2. The disconnecting switch for transforming and distributing equipment according to claim 1, wherein: the three insertion plates (6) and the insertion holes (10) are all in a concave shape.

3. The disconnecting switch for transforming and distributing equipment according to claim 1, wherein: three No. two protection casing (5) are located jack (10) and all are equipped with a pair of No. two screw hole (11), and are three directly over the upper surface of picture peg (6) all is equipped with No. three screw hole (12), every all through fastening bolt (7) threaded connection between No. two screw hole (11) and No. three screw hole (12).

4. The disconnecting switch for transforming and distributing equipment according to claim 1, wherein: the inner bottom surface of the base (1) and the inner bottom surface of each sliding groove (3) are provided with through holes (13).

5. The disconnecting switch for transforming and distributing equipment according to claim 1, wherein: each connecting plate (15) is made of copper product materials.

6. The disconnecting switch for transforming and distributing equipment according to claim 1, wherein: each static contact (16) is formed by combining two conducting strips, and the opposite surfaces of the two conducting strips are triangular.