CN209912790U

CN209912790U - Indoor high-voltage grounding switch

Info

Publication number: CN209912790U
Application number: CN201921094016.8U
Authority: CN
Inventors: 邵本强; 金建强
Original assignee: ZHEJIANG JIANGSHAN JIANGHUI ELECTRIC CO Ltd
Current assignee: ZHEJIANG JIANGSHAN JIANGHUI ELECTRIC CO Ltd
Priority date: 2019-07-13
Filing date: 2019-07-13
Publication date: 2020-01-07
Anticipated expiration: 2029-07-13

Abstract

The utility model discloses an indoor high-voltage grounding switch, the upper end of bottom plate is fixed with the support column, and the support column is provided with four, first contact, second contact, third contact and fourth contact respectively with the top fixed connection of support column, the bottom of supporting seat A and supporting seat B is connected with the last fixed surface of bottom plate, the both ends of polished rod respectively with the inner ring fixed connection of the inside bearing of supporting seat A and supporting seat B, and install female seat on polished rod and the lead screw, the one end of lead screw and the inner ring fixed connection of the inside bearing of supporting seat A, the top of female seat is fixed with ceramic base, supporting seat B's side-mounting has control switch, and the pilot lamp is installed on the top of lamp pole. The utility model discloses a motor work drives the lead screw and rotates, and then makes the lead screw drive the contact head on the female seat and move for the circuit disconnection carries out the ground connection, and whole process is automatic goes on, and is both convenient and safety.

Description

Indoor high-voltage grounding switch

Technical Field

The utility model relates to an earthing switch specifically is an indoor high-voltage earthing switch.

Background

The grounding switch is a mechanical switch for a circuit grounding portion, and belongs to the class of isolating switches. The isolating switch is a switch device which is mainly used for isolating a power supply and switching over, communicating and cutting off a small current circuit and has no arc extinguishing function. When the isolating switch is in the 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 for a specified time when in the closed position. The high-voltage isolating switch is generally used as a high-voltage isolating switch, namely an isolating switch with rated voltage of more than 1kV, the high-voltage isolating switch has a simple working principle and structure, but has high requirements on working reliability due to large usage amount, and has large influence on the design, establishment and safe operation of a substation and a power plant. The grounding switch has wider application in the current life, but the current grounding switch is generally opened manually, so that the grounding switch is inconvenient and safe, and meanwhile, a prompting device after grounding is not arranged on the grounding switch.

Therefore, there is a need to design an indoor high-voltage grounding switch to solve such problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indoor high-voltage grounding switch to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an indoor high-voltage grounding switch comprises a first contact head, a second contact head, a third contact head, a fourth contact head, a support seat A, a female seat, a bottom plate, a lead screw, a polished rod, a support column, a support seat B, a motor, a contact rod, a connecting rod, a ceramic base, an indicator lamp, a lamp post and a control switch, wherein the upper end of the bottom plate is fixedly provided with four support columns, the first contact head, the second contact head, the third contact head and the fourth contact head are respectively and fixedly connected with the top ends of the support columns, the bottom ends of the support seat A and the support seat B are fixedly connected with the upper surface of the bottom plate, bearings are respectively arranged inside the support seat A and the support seat B, the two ends of the polished rod are respectively and fixedly connected with inner rings of the bearings inside the support seat A and the support seat B, the female seat is arranged on the polished rod and the lead screw, one end of the lead screw is fixedly connected with, and the other end of lead screw passes supporting seat B and through the output shaft fixed connection of shaft coupling and motor, the top of female seat is fixed with ceramic base, and the bottom of connecting rod passes through fastening bolt and ceramic base fixed connection, and the top of connecting rod is fixed with the contact lever, the side-mounting of supporting seat B has control switch, and supporting seat B's top is provided with the lamp pole, and the pilot lamp is installed on the top of lamp pole.

Further, supporting seat A and supporting seat B set up the front end at the support column.

Furthermore, a second contact head is arranged between the first contact head and the third contact head, the third contact head is arranged on the right side of the first contact head, and the fourth contact head is arranged on the right side of the third contact head.

Further, the motor is arranged on the right side of the supporting seat B, and the model of the motor is Y-160M2-2,11KW and 1500 r/min.

Furthermore, the screw rod is rotatably connected with the female seat through threaded engagement.

Furthermore, the connecting rod and the contact rod are both provided with two.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model drives the lead screw to rotate through the work of the motor, so that the lead screw drives the contact head on the female seat to move, the circuit is disconnected and grounded, the whole process is automatically carried out, and the operation is convenient and safe; meanwhile, a control switch is arranged on one side of the supporting seat, and the control switch is actuated to be closed when the female seat moves to contact with the grounding switch. The indicator light on the supporting seat works, and the working personnel can know the grounding condition of the device conveniently.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the connecting rod and the female seat of the present invention;

fig. 3 is a schematic structural diagram of a support pillar B of the present invention;

in the reference symbols: 1. a first contact; 2. a second contact; 3. a third contact; 4. a fourth contact; 5. a supporting seat A; 6. a female seat; 7. a base plate; 8. a screw rod; 9. a polish rod; 10. a support pillar; 11. a supporting seat B; 12. a motor; 13. a contact lever; 14. a connecting rod; 15. a ceramic base; 16. an indicator light; 17. a lamp post; 18. and controlling the switch.

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. 1-3, the present invention provides a technical solution: an indoor high-voltage grounding switch comprises a first contact head 1, a second contact head 2, a third contact head 3, a fourth contact head 4, a support seat A5, a female seat 6, a bottom plate 7, a screw rod 8, a polished rod 9, a support column 10, a support seat B11, a motor 12, a contact rod 13, a connecting rod 14, a ceramic base 15, an indicator light 16, a lamp post 17 and a control switch 18, wherein the upper end of the bottom plate 7 is fixedly provided with the support column 10, four support columns 10 are arranged, the first contact head 1, the second contact head 2, the third contact head 3 and the fourth contact head 4 are respectively and fixedly connected with the top end of the support column 10, the bottom ends of the support seat A5 and the support seat B11 are fixedly connected with the upper surface of the bottom plate 7, bearings are respectively arranged inside the support seat A5 and the support seat B11, two ends of the polished rod 9 are respectively and fixedly connected with inner rings of the bearings inside the support seat A5 and the support seat B11, the female, the one end of lead screw 8 and the inner ring fixed connection of the inside bearing of supporting seat A5, and the other end of lead screw 8 passes supporting seat B11 and through the output shaft fixed connection of shaft coupling and motor 12, the top of female seat 6 is fixed with ceramic base 15, play insulating effect, and fastening bolt and ceramic base 15 fixed connection are passed through to the bottom of connecting rod 14, the top of connecting rod is fixed with contact lever 13, supporting seat B11's side-mounting has control switch 18, the work of control pilot lamp 16, and supporting seat B11's top is provided with lamp pole 17, pilot lamp 16 is installed on the top of lamp pole 17, be used for the suggestion to accomplish ground connection work.

Further, support seat a5 and support seat B11 are provided at the front end of support stand 10.

Further, be provided with second contact 2 between first contact 1 and the third contact 3, and third contact 3 sets up on the right side of first contact 1, and fourth contact 4 sets up on the right side of third contact 3, and first contact 1, second contact 2, third contact 3, fourth contact 4 correspond live wire, zero line and two earth connections respectively.

Further, the motor 12 is arranged on the right side of the supporting seat B11, the model of the motor 12 is Y-160M2-2,11KW and 1500r/min, and the motor serves as a power source control device.

Furthermore, the screw rod 8 is rotatably connected with the female seat 6 through thread engagement, and the female seat 6 is driven to move through the rotation of the screw rod 8.

Further, the connecting rod 14 and the contact rod 13 are provided with two connecting rods for respectively contacting different joints.

The working principle is as follows: the during operation, accessible control motor 12 work when needs ground connection, when motor 12 rotates, the output shaft of motor 12 passes through the shaft coupling and drives lead screw 8 and rotate, make female seat 6 on the lead screw 8 remove on lead screw 8 when lead screw 8 rotates, two contact levers 13 on female seat 6 leave first contact 1 and second contact 2 when female seat 6 removes, two contact levers 13 remove on third contact 3 and fourth contact 4 after that, meanwhile, female seat 6 side touches control switch 18, pilot lamp 16 work on the supporting seat B11 when control switch 18 is opened, whole process is automatic to be gone on, not only convenient but also safety, the bright staff of being convenient for of pilot lamp 16 knows the circumstances of device ground connection.

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 an indoor high-voltage grounding switch, includes first contact (1), second contact (2), third contact (3), fourth contact (4), supporting seat A (5), female seat (6), bottom plate (7), lead screw (8), polished rod (9), support column (10), supporting seat B (11), motor (12), contact lever (13), connecting rod (14), ceramic base (15), pilot lamp (16), lamp pole (17) and control switch (18), its characterized in that: the upper end of the bottom plate (7) is fixed with four support columns (10), the first contact head (1), the second contact head (2), the third contact head (3) and the fourth contact head (4) are respectively fixedly connected with the top ends of the support columns (10), the bottom ends of the support seat A (5) and the support seat B (11) are fixedly connected with the upper surface of the bottom plate (7), bearings are respectively arranged in the support seat A (5) and the support seat B (11), two ends of the polished rod (9) are respectively fixedly connected with inner rings of the bearings in the support seat A (5) and the support seat B (11), the polished rod (9) and the lead screw (8) are provided with a female seat (6), one end of the lead screw (8) is fixedly connected with the inner rings of the bearings in the support seat A (5), and the other end of the lead screw (8) passes through the support seat B (11) and is fixedly connected with an output shaft of the motor (12) through a coupler, the top of female seat (6) is fixed with ceramic base (15), and the bottom of connecting rod (14) passes through fastening bolt and ceramic base (15) fixed connection, and the top of connecting rod is fixed with contact bar (13), the side-mounting of supporting seat B (11) has control switch (18), and the top of supporting seat B (11) is provided with lamp pole (17), and pilot lamp (16) are installed on the top of lamp pole (17).

2. An indoor high voltage earthing switch according to claim 1, characterized in that: the supporting seat A (5) and the supporting seat B (11) are arranged at the front end of the supporting column (10).

3. An indoor high voltage earthing switch according to claim 1, characterized in that: a second contact head (2) is arranged between the first contact head (1) and the third contact head (3), the third contact head (3) is arranged on the right side of the first contact head (1), and the fourth contact head (4) is arranged on the right side of the third contact head (3).

4. An indoor high voltage earthing switch according to claim 1, characterized in that: the motor (12) is arranged on the right side of the supporting seat B (11), and the model of the motor (12) is Y-160M2-2,11KW and 1500 r/min.

5. An indoor high voltage earthing switch according to claim 1, characterized in that: the screw rod (8) is rotatably connected with the female seat (6) through threaded engagement.

6. An indoor high voltage earthing switch according to claim 1, characterized in that: the connecting rod (14) and the contact rod (13) are both provided with two.