CN216435764U

CN216435764U - Stable high-voltage isolating switch structure closes a floodgate

Info

Publication number: CN216435764U
Application number: CN202123237911.0U
Authority: CN
Inventors: 王军松; 宋运建
Original assignee: Anhui Hangyou Intelligent Equipment Co ltd
Current assignee: Anhui Hangyou Intelligent Equipment Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-03
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a stable high-voltage isolating switch structure closes a floodgate, including high-voltage isolating switch, the high-voltage isolating switch is last to be equipped with a plurality of insulating posts symmetrically, insulating post top hinge contact blade one end, it connects the contact seat to touch another end of blade, high-voltage isolating switch rigid coupling is on the unable adjustment base top surface, unable adjustment base bottom surface rigid coupling stand one end, stand another end fixed ground plane; the fixed base is characterized in that two sides of the fixed base are symmetrically fixedly connected with one end of a supporting rod through an installation piece, the other end of the supporting rod is fixedly connected with two ends of a fixed plate through the installation piece, a fixed hole is formed in the fixed plate, a closing device is hinged in the fixed hole, and one end of the closing device is fixedly connected to the top surface of the fixed plate. The device is simple in structure and convenient to operate, can rapidly and stably switch off and switch on the high-voltage isolating switch, improves the working efficiency, and meanwhile, ensures that the contact blade cannot be bounced off after the switch on to cause unstable circuit by utilizing the stabilizing device.

Description

Stable high-voltage isolating switch structure closes a floodgate

Technical Field

The utility model relates to a high voltage isolator technical field specifically is a stable high voltage isolator structure closes a floodgate.

Background

The high-voltage isolating switch is an important switching device in an electric system of a power plant and a transformer substation and needs to be matched with a high-voltage circuit breaker for use. For switching on, switching off or switching the line in the case of a voltage-loaded train of high-voltage equipment. The main functions are as follows: the safety of the high-voltage electrical appliance and the device during maintenance work is ensured, the voltage isolation function is realized, the high-voltage electrical appliance and the device cannot be used for cutting off, inputting load current and cutting off short-circuit current, and the high-voltage electrical appliance and the device can only be used for certain switching operation without generating strong electric arcs, namely the high-voltage electrical appliance and the device do not have the arc extinguishing function. The operating mechanism of the outdoor high-voltage alternating-current isolating switch consists of a connecting rod mechanism, and is used for ensuring that the impact force when the outdoor high-voltage alternating-current isolating switch is switched on is large, the action stability is poor, and the switching-on reliability is poor.

In view of the above, chinese utility model with the authorized publication number CN205004243U provides an outdoor high-voltage ac isolating switch. Outdoor high voltage alternating current isolator includes stand, isolator body and operating device, the isolator body is located the stand top, the isolator body is including the monopole, turning arm and the main shaft that connect gradually, the monopole includes the static contact, touches the seat, touches sword and rotary insulator, touch sword one end with the static contact is connected, the other end with it is articulated to touch the seat, rotary insulator one end with it is articulated to touch the sword, the other end with the turning arm meets, operating device includes the action wheel, follows driving wheel and belt, the action wheel passes through the belt with connect from the driving wheel transmission, follow driving wheel with main shaft fixed connection. Compared with the prior art, the utility model discloses an outdoor high pressure exchanges isolator action during operation steady, and the combined floodgate impact force is little, and the combined floodgate reliability is high.

However, the device is complex and inconvenient to operate, and therefore a high-voltage isolating switch structure with stable closing is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stable high voltage isolator structure closes a floodgate 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: a high-voltage isolating switch structure with stable closing comprises a high-voltage isolating switch,

the high-voltage isolating switch is symmetrically provided with a plurality of insulating columns, the top ends of the insulating columns are hinged to one end of the blade, the other end of the blade is connected with the contact seat, the high-voltage isolating switch is fixedly connected to the top surface of the fixed base, the bottom surface of the fixed base is fixedly connected with one end of the upright, and the other end of the upright is fixedly connected with the ground surface;

the two sides of the fixed base are symmetrically and fixedly connected with one end of a supporting rod through an installation piece, the other end of the supporting rod is fixedly connected with two ends of a fixed plate through the installation piece, a fixed hole is formed in the fixed plate, a closing device is hinged in the fixed hole, one end of the closing device is fixedly connected to the top surface of the fixed plate, and the other end of the closing device penetrates through the fixed hole and is fixedly connected with one side of a contact blade respectively;

the other side of the touch blade is fixedly connected with one end of a stabilizing device, the other end of the stabilizing device is fixedly connected with the bottom surface of the fixing plate, and the number of the stabilizing devices is equal to that of the touch blades.

Preferably, closing device includes the cylinder, cylinder one end rigid coupling is at the fixed plate top surface, the cylinder other end articulates pull rod one end, the pull rod other end articulates swinging arms one end, the swinging arms articulates in the fixed orifices, the swinging arms other end passes the fixed orifices rigid coupling dead lever, articulated a plurality of first insulation pole one end on the dead lever, the first insulation pole other end articulates first collets one side respectively, first collets opposite side rigid coupling respectively touches blade one side.

Preferably, the swinging rod is of an L-shaped structure integrally, and is provided with three ports which are respectively connected with the pull rod, the fixing hole and the fixing rod.

Preferably, the stabilizing device comprises a fixed seat, the fixed seat is fixedly connected with one end of a spring, the other end of the spring is fixedly connected with one end of a second insulating rod, the other end of the second insulating rod is hinged with one side of a second insulating block, and the other side of the second insulating block is fixedly connected with one side of a contact blade.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device is simple in structure and convenient to operate, can rapidly and stably switch off and switch on the high-voltage isolating switch, improves the working efficiency, and meanwhile, ensures that the contact blade cannot be bounced off after the switch on to cause unstable circuit by utilizing the stabilizing device.

2. The equipment does not need an operator to manually switch on and off, so that the safety of the operator is guaranteed while the workload is reduced.

Drawings

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

fig. 2 is a schematic view of the vertical structure of the present invention;

FIG. 3 is an enlarged structural view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the sectional structure of the vertical surface of the present invention.

In the figure: 1. a high voltage isolation switch; 101. an insulating column; 102. contacting the blade; 103. a contact seat; 2. a fixed base; 3. a column; 4. a support bar; 5. mounting a sheet; 6. a fixing plate; 601. a fixing hole; 7. a switching-on device; 71. a cylinder; 72. a pull rod; 73. a swing lever; 74. fixing the rod; 75. a first insulating rod; 76. a first insulating block; 8. a stabilizing device; 81. a fixed seat; 82. a spring; 83. a second insulating rod; 84. and a second insulating block.

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.

Example 1:

referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a stable high voltage isolator structure closes a floodgate, includes high voltage isolator 1, its characterized in that:

referring to fig. 1, a plurality of insulating columns 101 are symmetrically arranged on a high-voltage isolating switch 1, the top ends of the insulating columns 101 are hinged to one end of a contact blade 102, the other end of the contact blade 102 is connected with a contact seat 103, the high-voltage isolating switch 1 is fixedly connected to the top surface of a fixed base 2, the bottom surface of the fixed base 2 is fixedly connected with one end of an upright post 3, and the other end of the upright post 3 is fixedly connected with a ground plane;

referring to fig. 1 and fig. 2, two sides of a fixed base 2 are symmetrically and fixedly connected with one end of a supporting rod 4 through a mounting plate 5, the other end of the supporting rod 4 is fixedly connected with two ends of a fixed plate 6 through the mounting plate 5, the fixed plate 6 is provided with a fixed hole 601, a closing device 7 is hinged in the fixed hole 601, one end of the closing device 7 is fixedly connected with the top surface of the fixed plate 6, and the other end of the closing device 7 passes through the fixed hole 601 and is respectively and fixedly contacted with one side of a blade 102;

referring to fig. 1 and 4, the other side of the touch blade 102 is fixedly connected to one end of the stabilizer 8, the other end of the stabilizer 8 is fixedly connected to the bottom surface of the fixing plate 6, and the number of the stabilizers 8 is equal to the number of the touch blades 102, so as to ensure that the stabilizer 8 protects each touch blade 102.

Example 2:

referring to fig. 2 to 4, a second embodiment of the present invention is shown, which is based on the previous embodiment;

specifically, the closing device 7 includes a cylinder 71, one end of the cylinder 71 is fixedly connected to the top surface of the fixing plate 6, the other end of the cylinder 71 is hinged to one end of a pull rod 72, the other end of the pull rod 72 is hinged to one end of a swing rod 73, the swing rod 73 is hinged to the fixing hole 601, the other end of the swing rod 73 penetrates through the fixing hole 601 to be fixedly connected to a fixing rod 74, the fixing rod 74 is hinged to one end of a plurality of first insulation rods 75, the other end of each first insulation rod 75 is hinged to one side of a first insulation block 76, and the other side of each first insulation block 76 is fixedly connected to one side of the blade 102.

Further, the swinging rod 73 is integrally in an L-shaped structure, and has three ports which are respectively connected with the pull rod 72, the fixing hole 601 and the fixing rod 74, so that the moving amplitude is small during swinging, and the stability of the contact blade 102 during closing and opening is ensured.

Specifically, the stabilizing device 8 comprises a fixing seat 81, the fixing seat 81 is fixedly connected with one end of a spring 82, the other end of the spring 82 is fixedly connected with one end of a second insulating rod 83, the other end of the second insulating rod 83 is hinged to one side of a second insulating block 84, the other side of the second insulating block 84 is fixedly contacted with one side of the blade 102, stable operation when the blade 102 is guaranteed to be switched on and switched off is guaranteed, and impact force is reduced.

Example 3:

referring to fig. 1 to 4, a third embodiment of the present invention is shown, which is based on the above two embodiments;

when the utility model is used, when the brake is required to be opened, the air cylinder 71 in the switching-on device 7 drives the pull rod 72 to move, the swing rod 73 is pulled to lift one end of the swing rod, the fixing rod 74 pulls the first insulating rods 75 to move upwards, so that the first insulating blocks 76 drive the contact blades 102 to lift up, meanwhile, the second insulating blocks 84 in the stabilizing device 8 lift up along with the contact blades 102, the second insulating rods 83 approach the fixing seat 81 to enable the springs 82 to contract, and the contact blades 102 leave the contact seat 103 to complete the opening; when the contact is switched on, the air cylinder 71 drives the pull rod 72 in the opposite direction, one end of the swing rod 73 returns to the original position, so that the contact blade 102 contacts the contact seat 103 again, meanwhile, the second insulating block 84 returns to the original position along with the contact blade 102, and the pressure generated by the spring 82 on the contact blade 102 can ensure stable operation of the contact blade 102 during switching on and switching off, and reduce impact force.

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 stable high voltage isolator structure closes a floodgate, includes high voltage isolator (1), its characterized in that:

the high-voltage isolating switch (1) is symmetrically provided with a plurality of insulating columns (101), the top ends of the insulating columns (101) are hinged to one end of a blade (102), the other end of the blade (102) is connected with a contact seat (103), the high-voltage isolating switch (1) is fixedly connected to the top surface of a fixed base (2), the bottom surface of the fixed base (2) is fixedly connected with one end of an upright post (3), and the other end of the upright post (3) is fixedly connected with a ground plane;

the two sides of the fixed base (2) are symmetrically and fixedly connected with one end of a supporting rod (4) through a mounting piece (5), the other end of the supporting rod (4) is fixedly connected with two ends of a fixed plate (6) through the mounting piece (5), a fixed hole (601) is formed in the fixed plate (6), a closing device (7) is hinged in the fixed hole (601), one end of the closing device (7) is fixedly connected to the top surface of the fixed plate (6), and the other end of the closing device (7) penetrates through the fixed hole (601) and is fixedly contacted with one side of a blade (102) respectively;

touch blade (102) opposite side rigid coupling stabilising arrangement (8) one end, stabilising arrangement (8) other end rigid coupling fixed plate (6) bottom surface, stabilising arrangement (8) set up quantity and touch the quantity of blade (102) equal.

2. The high-voltage isolating switch structure with stable closing according to claim 1, characterized in that: closing device (7) include cylinder (71), cylinder (71) one end rigid coupling is at fixed plate (6) top surface, cylinder (71) other end articulates pull rod (72) one end, pull rod (72) other end articulates swinging arms (73) one end, swinging arms (73) articulate in fixed orifices (601), fixed orifices (601) rigid coupling dead lever (74) are passed to the swinging arms (73) other end, articulated a plurality of first insulation pole (75) one end on dead lever (74), first insulation pole (75) other end articulates first insulating block (76) one side respectively, first insulating block (76) opposite side is solid contact blade (102) one side respectively.

3. The high-voltage isolating switch structure with stable closing according to claim 2, characterized in that: the swinging rod (73) is of an L-shaped structure integrally, and is provided with three ports which are respectively connected with the pull rod (72), the fixing hole (601) and the fixing rod (74).

4. The high-voltage isolating switch structure with stable closing according to claim 1, characterized in that: the stabilizing device (8) comprises a fixing seat (81), the fixing seat (81) is fixedly connected with one end of a spring (82), the other end of the spring (82) is fixedly connected with one end of a second insulating rod (83), the other end of the second insulating rod (83) is hinged to one side of a second insulating block (84), and the other side of the second insulating block (84) is fixedly contacted with one side of a blade (102).