CN214279827U

CN214279827U - Rotating mechanism of vacuum on-load tap-changer

Info

Publication number: CN214279827U
Application number: CN202022655708.4U
Authority: CN
Inventors: 程小明
Original assignee: Shuangcheng Electromechanical Technology Development Co ltd
Current assignee: Shuangcheng Electromechanical Technology Development Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-09-24
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a vacuum has slewing mechanism of on-load tap-changer, the on-off switch comprises a switch, the below of switch is equipped with the diaphragm, diaphragm top fixedly connected with shell, the inner wall right side below fixedly connected with extension board of shell, the terminal fixedly connected with servo motor of extension board, the embedded drying cabinet that has in right side upper end of shell, servo motor's output fixedly connected with vertical bar, the outer wall upper end of vertical bar is rotated with the shell through the bearing and is linked to each other, the upper end outer wall and the switch recess clearance fit of vertical bar, the left and right sides of vertical bar all is equipped with the card device of dying. The utility model relates to a vacuum has load tap-changer technical field, this vacuum has load tap-changer's slewing mechanism can be effectual die the switch card through the cooperation of card rod, montant, horizontal pole and spring, prevents unexpected the emergence, causes the unnecessary loss, and simple structure, and difficult breaking down has brought the convenience for the staff, has improved work efficiency beneficial effect.

Description

Rotating mechanism of vacuum on-load tap-changer

Technical Field

The utility model relates to a vacuum has on-load tap-changer technical field, specifically is a vacuum has slewing mechanism of on-load tap-changer.

Background

The unique symmetrical switching program of the vacuum on-load tap-changer represents the advanced level of the current international vacuum on-load tap-changer technology, the technical index of the vacuum on-load tap-changer reaches the same level of the current international same industry, the mass production of the switch marks that the domestic voltage transformation on-load voltage regulation tap-changer enters the vacuum arc extinguishing era, and marks the update of the on-load voltage regulation mode in the power industry.

But adjust inconveniently in the equipment at present, lead to work efficiency to reduce, the structure is complicated, easily breaks down, is difficult for maintenance and change, brings the trouble for the staff, has increased work burden, the lower problem of security performance.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a vacuum has slewing mechanism of tapping switch, it is inconvenient to have solved in the current equipment to adjust, leads to work efficiency to reduce, and the structure is complicated, easily breaks down, is difficult for maintenance and change, brings the trouble for the staff, has increased work burden, the lower problem of security performance.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a rotating mechanism of a vacuum on-load tap-changer comprises a switch, wherein a transverse plate is arranged below the switch, a shell is fixedly connected to the top of the transverse plate, a supporting plate is fixedly connected to the lower portion of the right side of the inner wall of the shell, a servo motor is fixedly connected to the tail end of the supporting plate, a drying box is embedded in the upper end of the right side of the shell, a vertical rod is fixedly connected to the output end of the servo motor, the upper end of the outer wall of the vertical rod is rotatably connected with the shell through a bearing, the outer wall of the upper end of the vertical rod is in clearance fit with a groove of the switch, and clamping devices are arranged on the left side and the right side of the vertical rod;

the clamping device comprises a clamping rod, a vertical rod, a horizontal rod and a spring;

the left end of card rod links to each other with the outer wall draw-in groove joint of erecting the stick, the outer wall of card rod and the inner wall clearance fit of switch, the outer wall right side fixedly connected with spring of card rod, the right side fixedly connected with montant of spring, the top of montant links to each other with the switch is fixed, the inner wall below clearance fit of montant has the horizontal pole, the left end of horizontal pole links to each other with the right side below of card rod is fixed.

Preferably, a handle is processed at the right end of the cross rod.

Preferably, the upper end of the vertical rod is fixedly connected with a rubber shell.

Preferably, a fixing device is arranged below the servo motor;

the fixing device comprises a threaded rod, a sliding block, a first curved rod and a second curved rod;

the outer wall right-hand member of threaded rod 401 and the inner wall clearance fit of diaphragm 5, the outer wall left end and the diaphragm 5 of threaded rod pass through the bearing and rotate and be connected, the left side threaded connection of threaded rod 401 has first curved bar 403, the top fixedly connected with slider of first curved bar, the outer wall and the diaphragm slip joint of slider, the right side of first curved bar is equipped with the second curved bar, the top and the diaphragm of second curved bar are fixed and link to each other.

Preferably, the bottom of the first crank lever and the bottom of the second crank lever are both provided with openings.

Preferably, the outer wall of the sliding block is coated with lubricating oil.

Advantageous effects

The utility model provides a vacuum has slewing mechanism of on-load tap-changer possesses following beneficial effect: the rotating mechanism of the vacuum on-load tap-changer can effectively clamp the switch through the matching of the clamping roller, the vertical rod, the horizontal rod and the spring, so that unnecessary loss caused by accidents is prevented, the structure is simple, faults are not easy to occur, convenience is brought to workers, and the working efficiency is improved;

through the cooperation of threaded rod, slider, first curved bar and second curved bar, can the effectual position of fixed whole equipment to simple structure, convenient operation, convenient to detach has improved work efficiency, has practiced thrift the cost, has brought the convenience for the user.

Drawings

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

FIG. 2 is a schematic structural view of the connection relationship between the clamping rod, the vertical rod and the horizontal rod in FIG. 1;

FIG. 3 is a schematic view of the connection of the threaded rod, the slide block and the first curved bar of FIG. 1;

FIG. 4 is a schematic structural diagram of the connection relationship between the vertical rod, the housing and the servo motor in FIG. 1.

In the figure: 1. switch, 2, vertical rod 3, the dead device of card, 301, the card rod, 302, montant, 303, horizontal pole, 304, spring, 4, fixing device, 401, threaded rod, 402, slider, 403, first curved bar, 404, second curved bar, 5, diaphragm, 6, shell, 7, extension board, 8, servo motor, 9, drying cabinet.

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.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

The utility model provides a technical scheme:

as shown in fig. 1-4, the rotating mechanism of the vacuum on-load tap changer in the present case comprises a switch 1, a transverse plate 5 is arranged below the switch 1, a housing 6 is fixedly connected to the top of the transverse plate 5, the housing 6 plays a role of protecting a servo motor 8, a support plate 7 is fixedly connected to the lower portion of the right side of the inner wall of the housing 6, a servo motor 8 is fixedly connected to the end of the support plate 7, the support plate 7 fixes the servo motor 8 to prevent the servo motor 8 from deviating, the model of the servo motor 8 is SM80-D601930, a drying box 9 is embedded in the upper end of the right side of the housing 6, an active alumina drying agent is contained in the drying box 9, a vertical rod 2 is fixedly connected to the output end of the servo motor 8, the upper end of the outer wall of the vertical rod 2 is rotatably connected to the housing 6 through a bearing, a groove is formed in the upper end of the vertical rod 2, the outer wall of the upper end of the vertical rod 2 is in clearance fit with the groove of the switch 1, blocking devices 3 are arranged on the left side and the right side of the vertical rod 2, the blocking device 3 comprises a blocking stick 301, a vertical rod 302, a cross rod 303 and a spring 304, the left end of the blocking stick 301 is connected with the outer wall clamping groove of the vertical rod 2 in a clamping manner, the outer wall of the blocking stick 301 is in clearance fit with the inner wall of the switch 1, the blocking stick 301 plays a role in blocking the vertical rod 2 and the switch 1, the spring 304 is fixedly connected to the right side of the outer wall of the blocking stick 301, when the spring 304 contracts, the spring 304 can apply a force to the clamping rod 301 leftwards, the right side of the spring 304 is fixedly connected with a vertical rod 302, the top of the vertical rod 302 is fixedly connected with the switch 1, a cross rod 303 is in clearance fit below the inner wall of the vertical rod 302, the left end of the cross rod 303 is fixedly connected with the right side of the clamping rod 301, a handle is processed at the right end of the cross rod 303, the handle is designed to be convenient for a user to use, convenience is brought to the worker, the upper end of the vertical rod 2 is fixedly connected with a rubber shell, friction of the rubber shell is increased, and the vertical rod 2 is convenient to drive the switch 1 to rotate;

in the specific implementation process, it is worth pointing out especially that the switch can be effectively locked through the cooperation of the clamping rod 301, the vertical rod 302, the horizontal rod 303 and the spring 304, so that accidents are prevented, unnecessary loss is avoided, the structure is simple, faults are not prone to occurring, convenience is brought to workers, and the working efficiency is improved.

The fixing device 4 is arranged below the servo motor 8, the fixing device 4 comprises a threaded rod 401, a sliding block 402, a first curved rod 403 and a second curved rod 404, the right end of the outer wall of the threaded rod 401 is in clearance fit with the inner wall of the transverse plate 5, the left end of the outer wall of the threaded rod is rotatably connected with the transverse plate 5 through a bearing, the left side of the threaded rod 401 is in threaded connection with the first curved rod 403, the top of the first curved rod 403 is fixedly connected with the sliding block 402, the sliding block 402 facilitates the movement of the first curved rod 403, and has a limiting effect on the first curved rod 403, the outer wall of the sliding block 402 is in sliding clamping connection with the transverse plate 5, the right side of the first curved rod 403 is provided with the second curved rod 404, the first curved rod 403 is matched with the second curved rod 404 to fix the equipment more conveniently, the top of the second curved rod 404 is fixedly connected with the transverse plate 5, the bottoms of the first curved rod 403 and the second curved rod 404 are provided with openings, and the openings can facilitate the fixation of the equipment, the outer wall of the sliding block 402 is coated with lubricating oil;

in the specific implementation process, it is worth pointing out that the position of the whole device can be effectively fixed through the matching of the threaded rod 401, the sliding block 402, the first curved bar 403 and the second curved bar 404, the structure is simple, the operation is convenient, the work efficiency is improved through the convenient disassembly, the cost is saved, and the convenience is brought to users.

According to the above, when the rotating mechanism of the vacuum on-load tap-changer is used, an external power supply is switched on, the servo motor 8 starts to move, the vertical rod 2 rotates along with the servo motor 8, adjustment can be completed, the angle of adjustment determines the rotation angle according to the actual situation, when the switch needs to be replaced, the cross rod 303 is pulled open by hand, the left end of the clamping rod 301 leaves the groove of the vertical rod 2, at the moment, the switch only needs to be moved downwards, separation can be completed, when the switch is installed, the vertical rod 2 is vertically inserted into the groove of the switch 1, the clamping rod 301 is extruded to two sides by the vertical rod 2, meanwhile, the spring 304 starts to compress, when the vertical rod 2 completely enters the groove, the spring 304 returns to the normal state, the tail end of the clamping rod 301 is clamped in the groove of the vertical rod 2 to complete fixation, when the integral structure is fixed, the threaded rod 401 is rotated, the first curved rod 403 starts to move, and when the vertical rod 2 moves to a certain distance, the couple of first curved bar 403 and second curved bar 404 is dead with external connection structure card, can accomplish fixedly, does not have suitable position when fixed when the external world, adjusts the distance, can die the bottom opening of first curved bar 403 and second curved bar 404 with external article lock through the bolt, accomplishes whole fixed of mechanism.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A rotating mechanism of a vacuum on-load tap-changer comprises a switch (1), and is characterized in that: a transverse plate (5) is arranged below the switch (1), a shell (6) is fixedly connected to the top of the transverse plate (5), a support plate (7) is fixedly connected to the lower portion of the right side of the inner wall of the shell (6), a servo motor (8) is fixedly connected to the tail end of the support plate (7), a drying box (9) is embedded in the upper end of the right side of the shell (6), a vertical rod (2) is fixedly connected to the output end of the servo motor (8), the upper end of the outer wall of the vertical rod (2) is rotatably connected with the shell (6) through a bearing, the outer wall of the upper end of the vertical rod (2) is in clearance fit with a bottom groove of the switch (1), and clamping devices (3) are arranged on the left side and the right side of the vertical rod (2);

the clamping device (3) comprises a clamping rod (301), a vertical rod (302), a cross rod (303) and a spring (304);

the left end of card rod (301) links to each other with the outer wall draw-in groove joint of erecting rod (2), the outer wall of card rod (301) and the inner wall clearance fit of switch (1), the outer wall right side fixedly connected with spring (304) of card rod (301), the right side fixedly connected with montant (302) of spring (304), the top of montant (302) is fixed continuous with switch (1), the inner wall below clearance fit of montant (302) has horizontal pole (303), the left end of horizontal pole (303) and the right side below of card rod (301) are fixed continuous.

2. A vacuum on-load tap changer turning mechanism according to claim 1, characterized by: the right end of the cross rod (303) is provided with a handle.

3. A vacuum on-load tap changer turning mechanism according to claim 1, characterized by: the upper end of the vertical rod (2) is fixedly connected with a rubber shell.

4. A vacuum on-load tap changer turning mechanism according to claim 1, characterized by: a fixing device (4) is arranged below the servo motor (8);

the fixing device (4) comprises a threaded rod (401), a sliding block (402), a first curved rod (403) and a second curved rod (404);

the outer wall right-hand member of threaded rod (401) and the inner wall clearance fit of diaphragm (5), the outer wall left end and diaphragm (5) of threaded rod rotate through the bearing and are connected, the left side threaded connection of threaded rod (401) has first curved bar (403), the top fixedly connected with slider (402) of first curved bar (403), the outer wall and diaphragm (5) slip joint of slider (402), the right side of first curved bar (403) is equipped with second curved bar (404), the top and diaphragm (5) of second curved bar (404) are fixed continuous.

5. A vacuum on-load tap changer turning mechanism according to claim 4, characterized in that: the bottoms of the first curved rod (403) and the second curved rod (404) are provided with openings.

6. A vacuum on-load tap changer turning mechanism according to claim 4, characterized in that: and lubricating oil is coated on the outer wall of the sliding block (402).