CN212485203U

CN212485203U - Operating mechanism of gas-insulated high-voltage metal-enclosed switch

Info

Publication number: CN212485203U
Application number: CN202020850248.8U
Authority: CN
Inventors: 张国宏
Original assignee: Jiangsu Guohong Electric Power Technology Co ltd
Current assignee: Jiangsu Guohong Electric Power Technology Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-05
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses an operating device of gas insulation high pressure metal-enclosed switch, including fixed plate, drive threaded rod, first support frame, on-off mechanism and micro-gap switch, one side on fixed plate top is fixed with first support frame, and the top of first support frame is provided with first screw hole, the fixed plate top of first support frame one side is fixed with the second support frame, and the top of second support frame is provided with the second screw hole, the ring axle is all installed to the inside of second screw hole and first screw hole, and is provided with the drive threaded rod between the adjacent ring axle, the one end of drive threaded rod is fixed with the drive gear dish, the cover is equipped with the slide on the outer wall of drive threaded rod one side, slide and drive threaded rod threaded connection, and one side of slide is provided with on-off mechanism. The utility model discloses not only improve the laminating degree between slide and the micro-gap switch, guaranteed the stationarity when the slide removes, improved the stability of mechanism moreover.

Description

Operating mechanism of gas-insulated high-voltage metal-enclosed switch

Technical Field

The utility model relates to a metal enclosed switch technical field specifically is a gas insulation high voltage metal enclosed switch's operating device.

Background

The gas insulated metal enclosed switchgear is a metal enclosed switchgear and a control device, at least a part of which adopts gas higher than atmospheric pressure as an insulating medium, GIS is an English abbreviation of a gas insulated totally enclosed combined electrical apparatus, the GIS is composed of a breaker, a disconnecting switch, a grounding switch, a mutual inductor, a lightning arrester, a bus, a connecting piece, a wire outlet terminal and the like, all the devices or components are enclosed in a metal grounded shell, and SF6 insulating gas with certain pressure is filled in the metal grounded shell, so the gas insulated metal enclosed switchgear is also called as SF6 totally enclosed combined electrical apparatus, an operating mechanism of the metal enclosed switch is an important part in the switch, and the gas insulated metal enclosed switchgear plays a decisive role in the switch.

The existing operating mechanisms on the market are various in types and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows.

(1) When the existing operating mechanism is used, due to the fact that the fitting degree between the driving piece and the switch rod is not enough, the switch is not sensitive enough;

(2) the existing operating mechanism has the advantages that the moving stability of the driving part is relatively common when in use, and errors and inaccuracy easily exist when the switch is controlled, so that the improved space exists;

(3) the existing operating mechanism has poor stability when in use, thereby influencing the use effect of the operating mechanism.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an operating device of gas insulation high voltage metal enclosed switch to the sensitivity of proposing operating device in solving above-mentioned background art remains to promote, and the removal of driving piece is steady inadequately and the mechanism problem of stabilizing inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an operating device of gas insulation high-voltage metal enclosed switch, includes fixed plate, drive threaded rod, first support frame, on-off mechanism and micro-gap switch, one side on fixed plate top is fixed with first support frame, and the top of first support frame is provided with first screw hole, the fixed plate top of first support frame one side is fixed with the second support frame, and the top of second support frame is provided with the second screw hole, the ring axle is all installed to the inside of second screw hole and first screw hole, and is provided with the drive threaded rod between the adjacent ring axle to the ring axle is all run through at the both ends of drive threaded rod, the one end of drive threaded rod is fixed with the drive gear dish, the cover is equipped with the slide on the outer wall of drive threaded rod one side, slide and drive threaded rod threaded connection, and one side of slide is provided with.

Preferably, the top of fixed plate is provided with the bar recess, and one side sliding connection inside the bar recess has the slide bar, and the top of slide bar and the bottom fixed connection of slide are convenient for carry on spacingly to the bottom of slide.

Preferably, the top end of the fixing plate on one side of the driving threaded rod is fixed with a limiting vertical plate, and the outer wall on one side of the limiting vertical plate is provided with a limiting sliding groove, so that the side face of the sliding seat is limited conveniently.

Preferably, the inside of spacing spout is provided with spacing slider, spacing slider and spacing spout sliding connection, and the one end of spacing slider extend to the outside of spacing spout and with the outer wall fixed connection of slide, the stationarity when having improved the slide and removing.

Preferably, fixed block, mounting hole, construction bolt, wheel cover and runner have set gradually in on-off mechanism's inside, are provided with the fixed block on the outer wall of slide one side, have improved the laminating degree between slide and the micro-gap switch.

Preferably, all be provided with the mounting hole on the outer wall of fixed block one side, and the inside of mounting hole is provided with construction bolt, and construction bolt's one end extends to the inside of slide, is convenient for fix the fixed block.

Preferably, the fixed plate top of fixed block one side is fixed with micro-gap switch, and micro-gap switch's one end installs the switch lever to the one end of switch lever is fixed with the wheel cover, and the inside rotation of wheel cover is connected with the runner, and the runner is mutually supported with the fixed block, the precision when having improved drive switch.

Compared with the prior art, the beneficial effects of the utility model are that: the operating mechanism of the gas-insulated high-voltage metal closed switch not only improves the fit degree between the sliding seat and the microswitch, ensures the stability of the sliding seat during movement, but also improves the stability of the mechanism;

(1) by arranging the fixing block, the mounting hole, the mounting bolt, the wheel sleeve and the rotating wheel, when the sliding seat moves to the position of the micro switch, the fixing block is fixed on the outer wall of the sliding seat through the mounting bolt, the sliding seat drives the fixing block to move so that the fixing block is in contact with the rotating wheel at one end of the switch rod, the rotating wheel rotates under the action of the wheel sleeve, and one side of the fixing block is arranged in a tangent plane, so that the attaching degree between the sliding seat and the micro switch is improved;

(2) the limiting vertical plate, the limiting sliding groove, the limiting sliding block, the bar-shaped groove and the sliding rod are arranged, the sliding rod fixed at the bottom end of the sliding seat extends to the inside of the bar-shaped groove, the sliding seat moves to drive the sliding rod to slide in the bar-shaped groove, the bar-shaped groove and the sliding rod limit the moving range of the sliding seat, meanwhile, the limiting sliding block on the outer wall of the sliding seat slides in the limiting sliding groove in the limiting vertical plate, and the limiting sliding groove and the limiting sliding block limit the moving range of the sliding seat, so that the stability of the sliding seat during moving is ensured;

(3) through being provided with first support frame, first screw hole, second support frame, second screw hole and ring axle, because the first support frame and the second support frame of drive threaded rod both sides all support the drive threaded rod, the ring axle cooperation drive threaded rod's of first screw hole and second screw hole inside rotation simultaneously to the stability of mechanism has been improved.

Drawings

Fig. 1 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front view of the present invention;

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

fig. 4 is an enlarged schematic structural diagram of the switching mechanism of the present invention.

In the figure: 1. a fixing plate; 2. driving the threaded rod; 3. a drive gear plate; 4. a first support frame; 5. a first threaded hole; 6. a vertical limiting plate; 7. a limiting chute; 8. a limiting slide block; 9. a slide base; 10. a second support frame; 11. a second threaded hole; 12. a ring shaft; 13. a switch mechanism; 1301. a fixed block; 1302. mounting holes; 1303. installing a bolt; 1304. a wheel sleeve; 1305. a rotating wheel; 14. a strip-shaped groove; 15. a slide bar; 16. a microswitch; 17. a switch lever.

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 an embodiment: an operating mechanism of a gas-insulated high-voltage metal-enclosed switch comprises a fixed plate 1, a driving threaded rod 2, a first support frame 4, a switch mechanism 13 and a microswitch 16, wherein the first support frame 4 is fixed on one side of the top end of the fixed plate 1, and a first threaded hole 5 is formed in the top of the first support frame 4;

a strip-shaped groove 14 is formed in the top end of the fixing plate 1, a sliding rod 15 is connected to one side inside the strip-shaped groove 14 in a sliding mode, and the top end of the sliding rod 15 is fixedly connected with the bottom end of the sliding seat 9, so that the bottom of the sliding seat 9 can be limited conveniently;

a second support frame 10 is fixed at the top end of the fixing plate 1 on one side of the first support frame 4, a second threaded hole 11 is formed in the top of the second support frame 10, annular shafts 12 are mounted inside the second threaded hole 11 and the first threaded hole 5, a driving threaded rod 2 is arranged between adjacent annular shafts 12, and two ends of the driving threaded rod 2 penetrate through the annular shafts 12;

a limiting vertical plate 6 is fixed at the top end of the fixing plate 1 at one side of the driving threaded rod 2, and a limiting sliding groove 7 is formed in the outer wall at one side of the limiting vertical plate 6, so that the side surface of the sliding seat 9 can be limited conveniently;

a limiting slide block 8 is arranged inside the limiting slide groove 7, the limiting slide block 8 is connected with the limiting slide groove 7 in a sliding mode, one end of the limiting slide block 8 extends to the outside of the limiting slide groove 7 and is fixedly connected with the outer wall of the slide seat 9, and therefore the moving stability of the slide seat 9 is improved;

a driving gear disc 3 is fixed at one end of the driving threaded rod 2, a sliding seat 9 is sleeved on the outer wall of one side of the driving threaded rod 2, the sliding seat 9 is in threaded connection with the driving threaded rod 2, and a switch mechanism 13 is arranged at one side of the sliding seat 9;

a fixed block 1301, a mounting hole 1302, a mounting bolt 1303, a wheel sleeve 1304 and a rotating wheel 1305 are sequentially arranged in the switch mechanism 13, the fixed block 1301 is arranged on the outer wall of one side of the sliding seat 9, the mounting holes 1302 are arranged on the outer wall of one side of the fixed block 1301, the mounting bolt 1303 is arranged in the mounting hole 1302, one end of the mounting bolt 1303 extends into the sliding seat 9, a micro switch 16 is fixed at the top end of the fixed plate 1 of one side of the fixed block 1301, a switch rod 17 is arranged at one end of the micro switch 16, the wheel sleeve 1304 is fixed at one end of the switch rod 17, the rotating wheel 1305 is rotatably connected in the wheel sleeve 1304, and the rotating wheel 1305 is matched with the fixed block;

when the slide 9 moves to the position of the micro switch 16, because the fixed block 1301 is fixed on the outer wall of the slide 9 through the mounting bolt 1303, the slide 9 drives the fixed block 1301 to move so that the fixed block 1301 contacts with the rotating wheel 1305 at one end of the switch rod 17, the rotating wheel 1305 rotates under the action of the wheel sleeve 1304, and one side of the fixed block 1301 is arranged as a tangent plane, so that the fitting degree between the slide 9 and the micro switch 16 is improved.

The working principle is as follows: when the device is used, firstly, the driving gear disc 3 is driven to rotate by external driving equipment, under the rotating action of the driving gear disc 3, the driving threaded rod 2 rotates and drives the sliding seat 9 to move towards one side, in the process, as the sliding rod 15 fixed at the bottom end of the sliding seat 9 extends into the strip-shaped groove 14, the sliding seat 9 moves and drives the sliding rod 15 to slide in the strip-shaped groove 14, the strip-shaped groove 14 and the sliding rod 15 limit the moving range of the sliding seat 9, meanwhile, the limiting slide block 8 on the outer wall of the sliding seat 9 slides in the limiting slide groove 7 in the limiting vertical plate 6, the limiting slide groove 7 and the limiting slide block 8 limit the moving range of the sliding seat 9, so that the stability of the sliding seat 9 in moving is ensured, then, when the sliding seat 9 moves to the position of the micro switch 16, because the fixed block 1301 is fixed on the outer wall of the sliding seat, slide 9 drives fixed block 1301 and removes the runner 1305 contact of making it and switch lever 17 one end, runner 1305 rotates under the effect of wheel cover 1304, and one side of fixed block 1301 is the tangent plane setting, thereby the laminating degree between slide 9 and micro-gap switch 16 has been improved, micro-gap switch 16 cuts off the power this moment, and finally, because first support frame 4 and the second support frame 10 of drive threaded rod 2 both sides all support drive threaded rod 2, the inside ring axle 12 cooperation drive threaded rod 2's of first screw hole 5 and second screw hole 11 rotation has simultaneously improved the stability of mechanism, accomplish the work of gas insulation high-pressure metal closed switch's operating device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an operating device of gas-insulated high-voltage metal enclosed switch, includes fixed plate (1), drive threaded rod (2), first support frame (4), on-off mechanism (13) and micro-gap switch (16), its characterized in that: a first support frame (4) is fixed on one side of the top end of the fixed plate (1), a first threaded hole (5) is formed in the top of the first support frame (4), a second supporting frame (10) is fixed at the top end of the fixing plate (1) at one side of the first supporting frame (4), a second threaded hole (11) is formed in the top of the second support frame (10), ring shafts (12) are mounted inside the second threaded hole (11) and the first threaded hole (5), a driving threaded rod (2) is arranged between every two adjacent ring shafts (12), two ends of the driving threaded rod (2) penetrate through the annular shaft (12), one end of the driving threaded rod (2) is fixed with the driving gear disc (3), the outer wall of one side of the driving threaded rod (2) is sleeved with a sliding seat (9), the sliding seat (9) is in threaded connection with the driving threaded rod (2), and one side of the sliding seat (9) is provided with a switch mechanism (13).

2. An operating mechanism of a gas insulated high voltage metal enclosed switch according to claim 1, characterized in that: the top of fixed plate (1) is provided with bar recess (14), and bar recess (14) inside one side sliding connection have slide bar (15), the top of slide bar (15) and the bottom fixed connection of slide (9).

3. An operating mechanism of a gas insulated high voltage metal enclosed switch according to claim 1, characterized in that: a limiting vertical plate (6) is fixed to the top end of the fixing plate (1) on one side of the driving threaded rod (2), and a limiting sliding groove (7) is formed in the outer wall of one side of the limiting vertical plate (6).

4. An operating mechanism of a gas insulated high voltage metal enclosed switch according to claim 3, characterized in that: the inside of spacing spout (7) is provided with spacing slider (8), spacing slider (8) and spacing spout (7) sliding connection, and the one end of spacing slider (8) extend to the outside of spacing spout (7) and with the outer wall fixed connection of slide (9).

5. An operating mechanism of a gas insulated high voltage metal enclosed switch according to claim 1, characterized in that: the inner part of the switch mechanism (13) is sequentially provided with a fixed block (1301), a mounting hole (1302), a mounting bolt (1303), a wheel sleeve (1304) and a rotating wheel (1305), and the outer wall of one side of the sliding seat (9) is provided with the fixed block (1301).

6. An operating mechanism of a gas insulated high voltage metal enclosed switch according to claim 5, characterized in that: all be provided with mounting hole (1302) on the outer wall of fixed block (1301) one side, and the inside of mounting hole (1302) is provided with construction bolt (1303), and the one end of construction bolt (1303) extends to the inside of slide (9).

7. An operating mechanism of a gas insulated high voltage metal enclosed switch according to claim 5, characterized in that: fixed plate (1) top of fixed block (1301) one side is fixed with micro-gap switch (16), and switch lever (17) are installed to the one end of micro-gap switch (16) to the one end of switch lever (17) is fixed with wheel cover (1304), and the inside rotation of wheel cover (1304) is connected with runner (1305), and runner (1305) and fixed block (1301) are mutually supported.