阅读说明：本技术 一种三工位隔离开关的操作机构及其操作方法 (Operating mechanism of three-station isolating switch and operating method thereof ) 是由 朱文颖 雷钊洪 罗泳 向根华 郑少杰 梁小燕 龚艳芳 万宇明 卢仕娴 欧阳周明 于 2020-07-30 设计创作，主要内容包括：本发明公开了一种三工位隔离开关的操作机构,包括支架机构,支架机构包括位于下隔板和底板之间的限位板；弹操组件,弹操组件包括位于下隔板和底板之间的输出轴,输出轴上下分别延伸出卡板,卡板上加工弧形槽,弧形槽中滑动设置有第一半圆轴,卡板边缘设有限位卡口,限位卡口与限位板相配合,输出轴的中心贯穿设有中心轴,中心轴上下分别固定有驱动板,驱动板上安装有第二半圆轴,中心轴顶部还连接操作轴,操作轴外圆周上加工有卡槽；选向组件,选向组件包括限位块,限位块与操作轴的卡槽相配合,限位块通过联锁轴连接选向片；电动组件,电动组件包括电机和减速机构,减速机构的输出轴与操作轴同轴相连。本装置结构巧妙,电动手动操作一体化。(The invention discloses an operating mechanism of a three-station isolating switch, which comprises a bracket mechanism, wherein the bracket mechanism comprises a limiting plate positioned between a lower partition plate and a bottom plate; the elastic handling assembly comprises an output shaft positioned between a lower partition plate and a bottom plate, clamping plates respectively extend from top to bottom of the output shaft, an arc-shaped groove is machined in each clamping plate, a first semicircular shaft is arranged in each arc-shaped groove in a sliding mode, limiting bayonets are arranged at the edges of the clamping plates and matched with limiting plates, a central shaft penetrates through the center of the output shaft, driving plates are respectively fixed on the top and the bottom of the central shaft, a second semicircular shaft is mounted on each driving plate, the top of the central shaft is further connected with an operating shaft, and clamping grooves are machined in the outer; the direction selecting assembly comprises a limiting block, the limiting block is matched with the clamping groove of the operating shaft, and the limiting block is connected with the direction selecting piece through an interlocking shaft; the electric component comprises a motor and a speed reducing mechanism, and an output shaft of the speed reducing mechanism is coaxially connected with the operating shaft. The device has an ingenious structure and is integrated with electric and manual operation.)

1. The operating mechanism of the three-station isolating switch is characterized by comprising a support mechanism, wherein the support mechanism comprises a lower partition plate and a bottom plate which are sequentially arranged on a support shaft, four limiting plates are arranged between the lower partition plate and the bottom plate, pin shafts are arranged on the limiting plates in a penetrating manner, and torsional springs are sleeved outside the pin shafts;

the elastic handling assembly comprises an output shaft positioned between a lower partition plate and a bottom plate, clamping plates respectively extend from top to bottom of the output shaft, symmetrical arc-shaped grooves are machined in the clamping plates, a first semicircular shaft is arranged in each arc-shaped groove in a sliding mode, limiting bayonets are arranged at the edges of the clamping plates and matched with the limiting plates, a central shaft penetrates through the center of the output shaft, driving plates are respectively fixed on the top and the bottom of the central shaft, a pair of second semicircular shafts are mounted on the driving plates and are connected with the first semicircular shafts in an elastic connection mode, the top of the central shaft is further connected with an operating shaft, clamping grooves are machined in the outer circumference of the operating shaft, and the operating shaft is positioned on; the direction selecting assembly comprises a limiting block which is rotatably arranged on the lower partition plate, the limiting block is matched with the clamping groove of the operating shaft, and the limiting block is connected with the direction selecting piece through an interlocking shaft;

the electric component comprises a motor and a speed reducing mechanism which are arranged on the bottom plate, and an output shaft of the speed reducing mechanism is coaxially connected with the operating shaft.

2. The operating mechanism of a three-position isolating switch according to claim 1, wherein the upper and lower clamping plates of the output shaft are connected by a vertical column, the second semicircular shaft is arranged opposite to the vertical column, and the arc-shaped grooves are symmetrically arranged on two sides of a straight line formed by the vertical column and the central shaft.

3. The operating mechanism of a three-position isolating switch according to claim 2, wherein the second semicircular shaft is connected with the first semicircular shaft through a rod, and a pressure spring is sleeved outside the rod.

4. The operating mechanism of a three-position isolating switch according to claim 3, wherein the radian between the two locking grooves on the outer circumference of the operating shaft is 110 degrees, the two extension arms of the limiting block are perpendicular to each other, and the sections of the tail ends of the two extension arms are perpendicular to each other.

5. The operating mechanism of a three-position isolating switch according to claim 4, wherein the radian of the arc-shaped groove is 50 degrees, the radians of the two limiting bayonets on the outer circumference of the clamping plate are 130 degrees, the number of the second semicircular shafts and the number of the first semicircular shafts are two, and the number of the rod pieces and the pressure springs connected between the second semicircular shafts and the first semicircular shafts are two.

6. The operating mechanism of the three-station isolating switch as claimed in claim 5, wherein the supporting shaft is further provided with an upper partition plate and an operating panel, the upper partition plate and the operating panel are both provided with through holes facing the operating shaft, the direction selecting plate is positioned outside the operating panel, the operating panel is fixed with two limiting plates positioned at two sides of the direction selecting plate, and an included angle between the two limiting plates is 30 degrees.

7. The operating mechanism of a three-position isolating switch according to claim 6, wherein the output shaft is connected with the central shaft through a key slot, the central shaft is connected with the operating shaft through a prismatic surface, a chain wheel is connected with the outside of the operating shaft, the chain wheel is connected with a motor through a chain, and the motor is a bidirectional clutch speed reducing motor.

8. An operating method of an operating mechanism of a three-position disconnecting switch according to claim 6 or 7, characterized in that the direction selecting piece can rotate leftwards or rightwards, the direction selecting piece drives the limiting block to rotate leftwards or rightwards through the interlocking shaft, and when the limiting block rotates 15 degrees leftwards, the operating shaft can only rotate 45 degrees leftwards; when the limiting block rotates 15 degrees rightwards, the operating shaft can only rotate 45 degrees rightwards.

9. The operating method of the operating mechanism of the three-position disconnecting switch according to claim 8, wherein when the operating shaft rotates clockwise or counterclockwise, the operating shaft drives the driving plate, the driving plate is linked with the second semicircular shaft to rotate to compress the pressure spring to apply work, when the operating shaft rotates 45 degrees, the driving plate pushes the limiting plate to act, the limiting plate rotates to separate the limiting bayonet, the pressure spring releases elastic potential energy to push the first semicircular shaft, the first semicircular shaft drives the output shaft to rotate to apply work, and after the output shaft rotates 45 degrees, the limiting plate is clamped into the limiting bayonet to limit the rotation of the output shaft under the elastic force of the torsion spring.

10. The operating method of the operating mechanism of the three-position disconnecting switch according to claim 9, wherein when the operating shaft rotates, the motor does not rotate, and when the motor rotates, the operating shaft is driven to rotate by the speed reducing mechanism, so that manual operation and electric operation are not interfered with each other.

Technical Field

The invention relates to the technical field of improved design of an operating mechanism of a three-position isolating switch, in particular to an operating mechanism of a three-position isolating switch and an operating method thereof.

Background

In prior art, along with the development of science and technology and power technology, ordinary manually operation isolator mechanism can not satisfy people's demand, needs the operating device of new three stations, can realize manually operation, can realize electric operation simultaneously, realizes high security performance, and is automatic intelligent.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an operating mechanism of a three-position isolating switch and an operating method thereof.

In order to achieve the purpose, the invention adopts the technical scheme that: an operating mechanism of a three-station isolating switch comprises a support mechanism, wherein the support mechanism comprises a lower partition plate and a bottom plate which are sequentially arranged on a support shaft, four limiting plates are arranged between the lower partition plate and the bottom plate, a pin shaft penetrates through the limiting plates, and a torsion spring is sleeved outside the pin shaft;

the elastic handling assembly comprises an output shaft positioned between a lower partition plate and a bottom plate, clamping plates respectively extend from top to bottom of the output shaft, symmetrical arc-shaped grooves are machined in the clamping plates, a first semicircular shaft is arranged in each arc-shaped groove in a sliding mode, limiting bayonets are arranged at the edges of the clamping plates and matched with the limiting plates, a central shaft penetrates through the center of the output shaft, driving plates are respectively fixed on the top and the bottom of the central shaft, a pair of second semicircular shafts are mounted on the driving plates and are connected with the first semicircular shafts in an elastic connection mode, the top of the central shaft is further connected with an operating shaft, clamping grooves are machined in the outer circumference of the operating shaft, and the operating shaft is positioned on; the direction selecting assembly comprises a limiting block which is rotatably arranged on the lower partition plate, the limiting block is matched with the clamping groove of the operating shaft, and the limiting block is connected with the direction selecting piece through an interlocking shaft;

the electric component comprises a motor and a speed reducing mechanism which are arranged on the bottom plate, and an output shaft of the speed reducing mechanism is coaxially connected with the operating shaft.

The upper clamping plate and the lower clamping plate of the output shaft are connected through the stand column, the second semicircular shaft and the stand column are arranged oppositely, and the arc-shaped grooves are symmetrically arranged on two sides of a straight line formed by the stand column and the central shaft.

The second semicircular shaft is connected with the first semicircular shaft through a rod piece, and a pressure spring is sleeved outside the rod piece.

The radian between two clamping grooves on the outer circumference of the operating shaft is 110 degrees, two extension arms of the limiting block are perpendicular to each other, and the sections of the tail ends of the two extension arms are perpendicular to each other.

The radian of arc wall be 50 degrees, the radian of two spacing bayonets on the cardboard outer circumference is 130 degrees, the quantity of second semicircle axle and first semicircle axle is two, the member and the pressure spring quantity that link to each other between second semicircle axle and the first semicircle axle are two.

The back shaft on still install baffle and operating panel, go up baffle and operating panel and all set up the through-hole just to the operating axis, select to the piece be located outside operating panel, operating panel is last to be fixed with two and to be located the spacing pieces of selecting to the piece both sides, the contained angle between two spacing pieces is 30 degrees.

The output shaft is connected with the central shaft through a key groove, the central shaft is connected with the operating shaft through a prismatic surface, the operating shaft is externally connected with a chain wheel, the chain wheel is connected with a motor through a chain, and the motor is a bidirectional clutch speed reducing motor.

An operation method of an operating mechanism of a three-station isolating switch is characterized in that a direction selecting piece can rotate leftwards or rightwards, the direction selecting piece drives a limiting block to rotate leftwards or rightwards through an interlocking shaft, and when the limiting block rotates 15 degrees leftwards, an operating shaft can only rotate 45 degrees leftwards; when the limiting block rotates 15 degrees rightwards, the operating shaft can only rotate 45 degrees rightwards.

When the operating shaft rotates clockwise or anticlockwise, the operating shaft drives the drive plate, the drive plate is linked with the second semicircular shaft to rotate, compression work is performed on the pressure spring, when the operating shaft rotates 45 degrees, the drive plate pushes the limiting plate to act, the limiting plate rotates to separate the limiting bayonets, the pressure spring releases elastic potential energy to push the first semicircular shaft, the first semicircular shaft drives the output shaft to rotate to perform work, and the limiting plate is clamped into the limiting bayonets to limit the rotation of the output shaft under the elastic action of the torsion spring after the output shaft rotates 45 degrees.

When the operation shaft rotates, the motor can not rotate, and when the motor rotates, the operation shaft can be driven to rotate through the speed reducing mechanism, so that manual operation and electric operation are not interfered with each other.

Compared with the prior art, the invention has the beneficial effects that: this device is applicable to and closes position, branch position, closes position, three-station isolator of a three-station one-axis operation down, adopts elasticity operating device, and operating device is for the bullet behaviour, through spring energy storage, releases elastic potential energy again and realizes isolator deciliter, and is concrete, and electric operation and manual operation are integrated, both can manual operation, also can electric operation, and the two can not mutual interference, satisfies the intellectuality of electrical equipment and the requirement of safety and stability.

Drawings

FIG. 1 is a perspective view of the present invention;

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

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a partial view of the present invention;

fig. 5 is an exploded view of fig. 4.

The labels in the figures are: 11. an operation panel; 12. an upper partition plate; 13. a support shaft; 14. a lower partition plate; 15. a base plate; 16. a limiting plate; 17. a torsion spring; 18. a pin shaft; 20. a first semicircular shaft; 21. an output shaft; 22. a central shaft; 23. a pressure spring; 24. a drive plate; 25. a second semi-circular shaft; 26. an operating shaft; 27. a sprocket; 28. a limiting bayonet; 29. clamping a plate; 31. selecting a direction sheet; 32. an interlock shaft; 33. a limiting block; 41. a chain; 42. an electric motor.

Detailed Description

The following detailed description is provided in conjunction with the embodiments and with reference to the accompanying drawings in order to provide a further explanation of the technical features and advantages of the present invention.

As shown in fig. 1 to 5, the operating mechanism of the three-station disconnecting switch of the invention comprises a support mechanism, wherein the support mechanism comprises a lower partition plate 14 and a bottom plate 15 which are sequentially arranged on a support shaft 13, four limiting plates 16 are arranged between the lower partition plate and the bottom plate, a pin shaft 18 is arranged on each limiting plate in a penetrating manner, a torsion spring 17 is sleeved outside each pin shaft, and the limiting plates can rotate along the pin shafts at a certain angle under the action of the torsion springs; the elastic handling assembly comprises an output shaft 21 positioned between a lower partition plate and a bottom plate, clamping plates 29 extend from the upper part to the lower part of the output shaft respectively, symmetrical arc-shaped grooves are machined in the clamping plates, a first semicircular shaft 20 is arranged in the arc-shaped grooves in a sliding mode, limiting bayonets 28 are arranged at the edges of the clamping plates and matched with the limiting plates, a central shaft 22 penetrates through the center of the output shaft, driving plates 24 are fixed to the upper part and the lower part of the central shaft respectively, a pair of second semicircular shafts 25 are installed on the driving plates and are connected with the first semicircular shafts in an elastic connection mode, the top of the central shaft is also connected with an operating shaft 26, clamping grooves are machined in the outer circumference of the operating shaft; the direction selecting assembly comprises a limiting block 33 which is rotatably arranged on the lower partition plate, the limiting block is matched with the clamping groove of the operating shaft, and the limiting block is connected with the direction selecting piece 31 through an interlocking shaft 32; and the electric component comprises a motor 42 arranged on the bottom plate and a speed reducing mechanism, and an output shaft of the speed reducing mechanism is coaxially connected with the operating shaft. The elastic operation assembly is arranged in the center of the mechanism support and can rotate at 45 degrees left and right in the center of the mechanism support, and specific angle parameters are designed to be set according to the following parameters.

Further, the upper and lower two clamping plates of the output shaft are connected through an upright post, the second semicircular shaft is arranged opposite to the upright post, the arc grooves are symmetrically arranged at two sides of a straight line formed by the upright post and the central shaft, the radian of the arc grooves is 50 degrees, the radians of two limiting bayonets on the outer circumference of the clamping plates are 130 degrees, the radian between two clamping grooves on the outer circumference of the operating shaft is 110 degrees, the second semicircular shaft is connected with the first semicircular shaft through a rod piece, concretely, two ends of the rod piece are respectively in threaded connection with nuts, the first semicircular shaft and the second semicircular shaft are sleeved outside the rod piece between the two nuts, a pressure spring 23 is sleeved outside the rod piece, namely, the first semicircular shaft and the second semicircular shaft can relatively slide along the rod piece, the pressure spring is positioned between the first semicircular shaft and the second semicircular shaft and is in a pressed state or a reset state, and the number of the second semicircular shaft and the, the number of the rod pieces and the number of the pressure springs connected between the second semicircular shaft and the first semicircular shaft are two, the two extension arms of the limiting block are perpendicular to each other, and the sections of the tail ends of the two extension arms are perpendicular to each other.

Further, the back shaft on still install baffle 12 and operating panel 11, go up baffle and operating panel and all set up the through-hole just to the operating axis, the outside manual operation rotary operation axle of being convenient for selects to the piece to be located outside operating panel, operating panel is last to be fixed with two and to be located the spacing piece of selecting to the piece both sides, the contained angle between two spacing pieces is 30 degrees. The output shaft is connected with the central shaft through a key groove, the central shaft is connected with the operating shaft through a prismatic surface, the outside of the operating shaft is connected with a chain wheel 27, the chain wheel is connected with a motor through a chain 41, and the motor is a bidirectional clutch speed reducing motor.

An operation method of an operating mechanism of a three-station isolating switch is characterized in that a direction selecting piece can rotate leftwards or rightwards, the direction selecting piece drives a limiting block to rotate leftwards or rightwards through an interlocking shaft, and when the limiting block rotates 15 degrees leftwards, an operating shaft can only rotate 45 degrees leftwards; when the limiting block rotates rightwards for 15 degrees, the operating shaft can only rotate rightwards for 45 degrees, and the rotating direction of the operating mechanism of the elastic operating assembly is selected.

When the operating shaft clockwise or anticlockwise rotates, the operating shaft drives the drive plate, the drive plate is linked with the second semicircular shaft to rotate, compression work is performed on the pressure spring, when the operating shaft rotates by 45 degrees, the drive plate pushes the limiting plate to act, the limiting plate rotates, the limiting bayonet is separated, the pressure spring releases elastic potential energy, the first semicircular shaft is pushed, the first semicircular shaft drives the output shaft to rotate to perform work, the limiting plate is clamped into the limiting bayonet under the action of the elastic force of the torsion spring to limit the rotation of the output shaft after the output shaft rotates by 45 degrees, the rotating by 45 degrees of the operating shaft is realized, and the output shaft rotates by 45 degrees under the action of the.

Because two-way separation and reunion gear motor has two-way separation and reunion function, the operation axle when rotatory, the motor can not rotate, when the motor is rotatory, can drive the operation axle through reduction gears and rotate, realize manual operation and the mutual noninterference operation of electrical operation.

The device and the operation method thereof are suitable for the three-station isolating switch with the functions of upper closing, separating, lower closing and three-station one-axis operation, an elastic operation mechanism is adopted, the operation mechanism is elastic operation, energy is stored through a pressure spring, and elastic potential energy is released to realize the opening and closing of the isolating switch, concretely, the electric operation and the manual operation are integrated, the manual operation and the electric operation can be realized, the mutual interference between the electric operation and the manual operation can be avoided, and the requirements of the intellectualization and the safety stability of electric equipment can be met. The selection of the type of the motor and the control system thereof are the prior art or materials, and the technical personnel can directly purchase or order the motor from the market according to the required product model and specification.

The electrical components presented in the text are all electrically connected with an external master controller and 220V commercial power or industrial power, and the master controller can be a conventional known device with a control function such as a computer.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

The present invention is described in detail and completely by the technical solutions in the above embodiments, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.