CN211150404U

CN211150404U - Linkage grounding safety device after column switch is disconnected

Info

Publication number: CN211150404U
Application number: CN201922373021.9U
Authority: CN
Inventors: 鲍森佳; 徐超; 王涛; 杨凯; 魏进; 岳强; 杨亚杰
Original assignee: Shanxi Changshui Power Engineering Co ltd
Current assignee: Shanxi Changshui Power Engineering Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-07-31
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a linkage ground connection safety device behind pole-mounted switch disconnection relates to ground connection safety device technical field, specifically is a linkage ground connection safety device behind pole-mounted switch disconnection, comprising a base plate, the upper surface of bottom plate passes through bolt fixedly connected with protection casing, the one end fixedly connected with electric coil of wire, the upper surface of fixing base and the interior roof fixed connection of protection casing, the last fixed surface of bottom plate is connected with earthing device. This linkage ground connection safety device behind column switch disconnection through the setting of iron core and electric coil, has reached the purpose that reduces the potential safety hazard, through the setting of protection casing and sealed lid, has possessed the effect of protection and sealed effect, has reached the security and has received the outside influence to obtain the purpose that great descends, through the setting of electric coil and armature, has reached simple structure, makes the device probability of breaking down obtain the purpose that descends by a wide margin.

Description

Linkage grounding safety device after column switch is disconnected

Technical Field

The utility model relates to an earthing safety device technical field specifically is an earthing safety device links behind pole-mounted switch disconnection.

Background

The column switch on the market has various forms and different performances, the column switch can be classified according to 6 modes, ① can be divided into 2 types of domestic and imported switches according to the country of production, ② can be divided into a breaker and a load switch according to the arc extinguishing capability of a contact, ② 4 can be divided into oil insulation, air insulation and SF6 insulation according to an insulating medium, ② can be divided into an electromagnetic operating mechanism, a spring operating mechanism and a permanent magnet operating mechanism according to the operating mechanism, ② can be divided into a breaker, a recloser and a sectionalizer according to the function of a controller, ② can be divided into a porcelain bushing, a silicon rubber bushing and the like according to the material of an outgoing bushing, the column switch on the market at present has various forms and different performances, the column switch on the market can be classified according to 6 modes, ② can be divided into most domestic and imported 2 types according to the country of production, ② 3 can be divided into the breaker and the load switch according to the arc extinguishing capability, 8 can be divided into the oil insulation, the air insulation and the SF6 insulation, ④ can be divided into an electromagnetic mechanism, a circuit breaker and a transformer, the circuit breaker and a protective bushing are divided into a transformer, a protective bushing is designed according to the technical scheme of a transformer, the industrial transformer, the transformer is designed for controlling the transformer, the transformer is designed for controlling the transformer, the transformer is suitable for controlling the transformer, the transformer for controlling the transformer, the transformer is suitable for controlling the transformer, the transformer is suitable for controlling the transformer for the transformer, the transformer for controlling the transformer.

The linkage ground safety device after pulling open of a column switch disclosed in chinese utility model patent application publication CN205487899U, though the device can play ground safety's purpose, this column switch pulls open linkage ground safety device after, has the manual operation and takes place danger easily, and the security receives the external influence great, and the more great shortcoming of probability that produces the trouble of mechanical structure.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a linkage ground connection safety device behind column switch disconnection has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a linkage ground connection safety device after column switch disconnection, includes the bottom plate, the upper surface of bottom plate passes through bolt fixedly connected with protection casing, the both sides of protection casing are all pegged graft there is the column switch, the one end fixedly connected with terminal of column switch, the other end of column switch is pegged graft there is the wire, the one end of wire is electrically conductive to be connected with the electric coil, the other end and another wire of electric coil are electrically conductive to be connected, the inside of electric coil is pegged graft there is the iron core, the last fixed surface of iron core is connected with the fixing base, the upper surface of fixing base and the interior roof fixed connection of protection casing, fixedly connected with armature under the iron core, the bottom fixedly connected with fixing device of armature, the last fixed surface of bottom plate is connected with.

Optionally, the outer surface of the column switch is provided with a sealing cover, and the upper surface of the sealing cover is fixedly connected with the outer wall of the protective cover through a bolt.

Optionally, the two sides of the armature are fixedly connected with fixing plates, one of the fixing plates is fixedly connected with a first spring seat, the other fixing plate is fixedly connected with a second spring seat, the upper surface of the first spring seat is fixedly connected with a first spring, the upper surface of the second spring seat is fixedly connected with a second spring, the upper end of the first spring is fixedly connected with one of the leads, and the upper end of the second spring is fixedly connected with the other lead.

Optionally, the fixing device is composed of a third spring and a third spring seat, one end of the third spring is fixedly connected with the upper surface of the third spring seat, the bottom of the third spring seat is fixedly connected with the bottom plate, and the upper end of the third spring is fixedly connected with the lower surface of the armature.

Optionally, the first spring and the second spring have the same elasticity, and the elasticity of the third spring is greater than the resultant of the elasticity of the first spring and the second spring.

Optionally, the upper surface of the bottom plate is fixedly connected with a ground socket, the inside of the ground socket is fixedly connected with a ground wire, and the end of the ground wire is spherical.

(III) advantageous effects

The utility model provides a linkage ground connection safety device behind column switch disconnection possesses following beneficial effect:

1. this linkage ground connection safety device behind column switch disconnection through the setting of iron core and electric coil, makes the iron core lose magnetism when column switch disconnection, and armature moves down under the pulling force of third spring, and the fixed plate contacts with the earth connection, makes this linkage ground connection safety device behind column switch disconnection possess not using the human operation to reach the effect of ground connection, has reached the purpose that reduces the potential safety hazard.

2. This linkage ground connection safety device behind pole switch disconnection through the setting of protection casing and sealed lid, makes this linkage ground connection safety device behind pole switch disconnection possess the effect of protection and sealed effect, has reached the purpose that makes the security performance obtain the improvement, through the setting of electric coil and armature, has reduced mechanical structure's application at the in-process that uses, has reached simple structure, makes the device probability of breaking down obtain the purpose that descends by a wide margin.

Drawings

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

FIG. 2 is a left side view of the structure of the present invention;

fig. 3 is a schematic top view of the armature of the present invention;

fig. 4 is a schematic diagram of the three-dimensional structure of the bottom plate of the present invention.

In the figure: 1. a base plate; 2. a protective cover; 3. a pole-mounted switch; 4. a binding post; 5. a wire; 6. an electric coil; 7. an iron core; 8. a fixed seat; 9. an armature; 10. a sealing cover; 11. a fixing plate; 12. a first spring seat; 13. a second spring seat; 14. a first spring; 15. a second spring; 16. a third spring seat; 17. a third spring; 18. a ground base; 19. and a ground line.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a linkage grounding safety device after a column switch is disconnected comprises a base plate 1, wherein the upper surface of the base plate 1 is fixedly connected with a protective cover 2 through bolts, column switches 3 are inserted into two sides of the protective cover 2, a sealing cover 10 is arranged on the outer surface of each column switch 3, the upper surface of each sealing cover 10 is fixedly connected with the outer wall of the protective cover 2 through bolts, one end of each column switch 3 is fixedly connected with a binding post 4, the other end of each column switch 3 is inserted with a lead 5, one end of each lead 5 is electrically connected with an electric coil 6, the other end of each electric coil 6 is electrically connected with the other lead 5, an iron core 7 is inserted into each electric coil 6, a fixed seat 8 is fixedly connected to the upper surface of each iron core 7, the upper surface of each fixed seat 8 is fixedly connected with the inner top wall of the protective cover 2, and an armature 9 is fixedly connected under each iron, the two sides of the armature 9 are fixedly connected with fixing plates 11, the upper surface of one fixing plate 11 is fixedly connected with a first spring seat 12, the upper surface of the other fixing plate 11 is fixedly connected with a second spring seat 13, the upper surface of the first spring seat 12 is fixedly connected with a first spring 14, the upper surface of the second spring seat 13 is fixedly connected with a second spring 15, the upper end of the first spring 14 is fixedly connected with one of the conducting wires 5, the upper end of the second spring 15 is fixedly connected with the other conducting wire 5, the bottom of the armature 9 is fixedly connected with a fixing device, the fixing device is composed of a third spring seat 16 and a third spring 17, one end of the third spring 17 is fixedly connected with the upper surface of the third spring seat 16, the bottom of the third spring seat 16 is fixedly connected with the bottom plate 1, and the upper end of the third spring 17 is fixedly connected with the lower surface of the armature 9, the upper surface of the bottom plate 1 is fixedly connected with a grounding device, the elastic forces of the first spring 14 and the second spring 15 are the same, and the elastic force of the third spring 17 is greater than the resultant force of the elastic forces of the first spring 14 and the second spring 15.

When the on-column switch 3 is opened, the electric coil 6 is powered on, the iron core 7 is attracted to the bottom of the iron core 7 by the magnetism of the iron core 7, and the fixed plate 11 is disconnected with the grounding wire 19.

The utility model discloses a theory of operation and beneficial effect: this linkage ground connection safety device after switch 3 breaks off, through the setting of iron core 7 and electric coil 6, iron core 7 loses magnetism when switch 3 breaks off on the post, armature 9 moves down under the pulling force of third spring 17, fixed plate 11 contacts with earth connection 19, make linkage ground connection safety device after switch break off on the post possess not use the human operation to reach the effect of ground connection, the mesh that has reached reduction potential safety hazard, through the setting of protection casing 2 and sealed lid 10, make linkage ground connection safety device after switch break off on the post possess the effect of protection and sealed effect, the mesh that makes the security performance obtain improving has been reached, through the setting of electric coil 6 and armature 9, mechanical structure's application has been reduced in the use, reached simple structure, make the device probability of breaking down obtain the mesh that descends by a wide margin.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a linkage ground connection safety device after column switch disconnection, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a protective cover (2) through bolts, column switches (3) are inserted into two sides of the protective cover (2), one end of each column switch (3) is fixedly connected with a binding post (4), a lead (5) is inserted at the other end of the column switch (3), one end of the lead (5) is electrically connected with an electric coil (6), the other end of the electric coil (6) is electrically connected with another conducting wire (5), an iron core (7) is inserted into the electric coil (6), the upper surface of the iron core (7) is fixedly connected with a fixed seat (8), the upper surface of the fixed seat (8) is fixedly connected with the inner top wall of the protective cover (2), the iron core is characterized in that an armature (9) is fixedly connected to the position right below the iron core (7), a fixing device is fixedly connected to the bottom of the armature (9), and a grounding device is fixedly connected to the upper surface of the bottom plate (1).

2. The pole top switch linkage grounding safety device after disconnection of claim 1, wherein: the outer surface of the column switch (3) is provided with a sealing cover (10), and the upper surface of the sealing cover (10) is fixedly connected with the outer wall of the protective cover (2) through a bolt.

3. The pole top switch linkage grounding safety device after disconnection of claim 1, wherein: the utility model discloses a safety protection device for a vehicle, including armature (9), the equal fixedly connected with fixed plate (11) in both sides of armature (9), one of them the last fixed surface of fixed plate (11) is connected with first spring holder (12), another the last fixed surface of fixed plate (11) is connected with second spring holder (13), the last fixed surface of first spring holder (12) is connected with first spring (14), the last fixed surface of second spring holder (13) is connected with second spring (15), the upper end and one of them wire (5) fixed connection of first spring (14), the upper end and another wire (5) fixed connection of second spring (15).

4. The pole top switch linkage grounding safety device after disconnection of claim 3, wherein: the fixing device is composed of a third spring (17) and a third spring seat (16), one end of the third spring (17) is fixedly connected with the upper surface of the third spring seat (16), the bottom of the third spring seat (16) is fixedly connected with the bottom plate (1), and the upper end of the third spring (17) is fixedly connected with the lower surface of the armature (9).

5. The pole top switch rear linkage grounding safety device according to claim 4, wherein: the elastic force of the first spring (14) is the same as that of the second spring (15), and the elastic force of the third spring (17) is greater than the resultant force of the elastic forces of the first spring (14) and the second spring (15).

6. The pole top switch linkage grounding safety device after disconnection of claim 1, wherein: the upper surface fixed connection of bottom plate (1) has ground connection seat (18), the inside fixed connection of ground connection seat (18) has earth connection (19), the end of earth connection (19) is spherical.