CN214254161U

CN214254161U - Electric operating mechanism

Info

Publication number: CN214254161U
Application number: CN202120494389.5U
Authority: CN
Inventors: 水凉燕; 赵瑶灵; 沈剑波; 张拽铭; 杨恒龙; 水俊哲; 吴孝军; 陈会会
Original assignee: Xingji Electric Appliance Co ltd
Current assignee: Xingji Electric Appliance Group Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-09-21
Anticipated expiration: 2031-03-09

Abstract

An electric operating mechanism. The problems of single drive and unreliable transmission of the existing operating mechanism are solved. The brake-opening and closing device comprises a mounting plate, wherein an operating shaft, an output shaft and an operating device which is used for being connected with equipment and is used for driving the equipment to open and close a brake are arranged on the mounting plate, the operating shaft is connected with the output shaft through a transmission device, the brake-opening and closing device further comprises a power source, the power source is connected with the output shaft through the transmission device, and the output shaft is connected with the operating device. The beneficial effects of the utility model are that, power supply and transmission have been set up for power supply, operating shaft can both reliably drive the operation device action fast, and the product action is reliable. The utility model discloses simple structure still has, convenient assembling, and the action is reliable, advantages such as long service life.

Description

Electric operating mechanism

Technical Field

The utility model relates to an operating mechanism, concretely relates to electronic operating mechanism.

Background

The operating mechanism is an electrical control device used for operating the high-voltage circuit breaker, the high-voltage load switch and the high-voltage isolating switch. The operating mechanism makes the contacts of the circuit breaker or the load switch contact and separate according to the designated operation sequence and mode. Comprises a power part, a driving part, a transmission part and a buffering part. The operating power is from manual energy storage or electric energy storage, and then is converted into electromagnetic force, spring force, heavy hammer force, gas or liquid pressure and the like to realize the on-off operation of electric equipment, so that a manual operation type, an electromagnetic type, a spring energy storage type, a pneumatic type and a hydraulic type operating mechanism are formed. The operating mechanism can realize the functions of closing, keeping closing, opening, reclosing, opening and closing, free tripping, jumping prevention, resetting, buffering, interlocking and the like.

The spring operating mechanism is a mechanical operating mechanism which takes a spring as an energy storage element, the energy storage of the spring is completed by the rotation of an operating shaft and is kept in an energy storage state through a locking system. When the breaker is switched off, the lock catch is released, the energy storage spring releases energy, and the output main shaft drives the switch or the breaker body to move through the mechanical transmission unit. The existing operating mechanism structure can directly drive the opening and closing of electric equipment such as a circuit breaker, a load switch and the like through operating elements such as a handle and the like, but the driving mode is single, transmission is usually performed through a transmission plate, a crank arm, a brake opening latch, a closing latch and the like, and the transmission structure is complex and unreliable.

SUMMERY OF THE UTILITY MODEL

For solving the problem that the existing operating mechanism in the background art has single drive and unreliable transmission, the utility model provides an electric operating mechanism.

The technical scheme of the utility model is that: the electric operating mechanism comprises a mounting plate, an operating shaft, an output shaft and an operating device which is connected with equipment and used for driving the equipment to close and open a brake are arranged on the mounting plate, the operating shaft is connected with the output shaft through a transmission device, the electric operating mechanism also comprises a power source, the power source is connected with the output shaft through the transmission device, and the output shaft is connected with the operating device.

As an improvement of the utility model, the operating shaft including close branch operating shaft and ground connection operating shaft, transmission include first drive wheel, first drive wheel locate the output shaft on and be connected with the output shaft linkage, power supply, close branch operating shaft and ground connection operating shaft all through first drive wheel with the output shaft be connected.

As a further improvement, the operation axis of closing and opening on be equipped with first drive plate and first input wheel, first drive plate and the linkage of operation axis of closing and opening connect, first drive plate drive first input wheel rotation through rotating.

As a further improvement, first drive plate on be equipped with first rotating groove, first input wheel on be equipped with first transmission piece, first transmission piece locate first rotating groove in, first drive plate make the lateral wall in first rotating groove drive first transmission piece and drive first input wheel and rotate through rotating.

As the utility model discloses a further improvement, close and divide the operating axis on be equipped with first reverse interlocking board, ground connection operating axis on be equipped with the reverse interlocking board of second, the mounting panel on be equipped with and be used for first reverse interlocking board to rotate spacing first spacer pin and be used for the reverse interlocking board of second to rotate spacing second spacer pin.

As a further improvement, the ground connection operating shaft on be equipped with second drive plate and second input wheel, second drive plate and ground connection operating shaft linkage connect, the second drive plate on be equipped with the second and rotate the groove, the second input wheel on be equipped with the second driving medium, the second driving medium locate the second and rotate the inslot, the second drive plate make the second rotate the lateral wall in groove through rotating and drive the second driving medium and drive the rotation of second input wheel.

As a further improvement of the present invention, the mounting plate on be equipped with the interlocking plate and be used for controlling the change over switch of power supply, the interlocking plate have the first position of sheltering from the operating shaft and the second position of opening, the interlocking plate make the change over switch when the position changes.

As a further improvement, the mounting panel on be equipped with indicator and position indication switch, indicator and output shaft link mutually, position indication switch be used for gathering the position of output shaft and be connected with the power supply.

As a further improvement, the power source on be equipped with the third input wheel, transmission include drive gear group, the third input wheel be connected with first drive wheel through drive gear group.

As a further improvement, the third input wheel is connected with the first input wheel through the transmission gear set, the first input wheel be connected with the first drive wheel through the second drive wheel.

The beneficial effects of the utility model are that, power supply and transmission have been set up for power supply, operating shaft can both reliably drive the operation device action fast, and the product action is reliable. The utility model discloses simple structure still has, convenient assembling, and the action is reliable, advantages such as long service life.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic diagram of the exploded structure of fig. 1.

Fig. 3 is a schematic view of the structure of the transmission 5 in fig. 2.

Fig. 4 is a rear view of the transmission 5 shown in fig. 3.

In the figure, 1, mounting plate; 14. an indicator; 16. a first limit pin; 17. a second limit pin; 18. a switch; 19. a position indicating switch; 2. a manipulating shaft; 21. a closing and opening operating shaft; 211. a first drive plate; 212. a first input wheel; 213. a first rotating groove; 214. a first transmission member; 215. a first reverse interlock plate; 22. a ground operation shaft; 221. a second drive plate; 222. a second input wheel; 223. a second rotating groove; 224. a second transmission member; 225. a second reverse interlock plate; 3. an operating device; 41. an interlock plate; 5. a transmission device; 51. a first drive pulley; 52. a drive gear set; 53. a second transmission wheel; 6. an output shaft; 7. a power source; 71. and a third input wheel.

Detailed Description

The embodiments of the present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1 and fig. 2-4, the electric operating mechanism includes a mounting plate 1, an operating shaft 2, an output shaft 6, an operating device 3 connected with the device and used for driving the device to open and close the brake, and a power source 7, wherein the operating shaft 2 is connected with the output shaft through a transmission device 5, the power source 7 is connected with the output shaft 6 through the transmission device 5, and the output shaft 6 is connected with the operating device 3. The beneficial effects of the utility model are that, power supply and transmission have been set up for power supply, operating shaft can both reliably drive the operation device action fast, and the product action is reliable. The utility model discloses simple structure still has, convenient assembling, and the action is reliable, advantages such as long service life.

The operating shaft 2 comprises a closing and opening operating shaft 21 and a grounding operating shaft 22, the transmission device 5 comprises a first transmission wheel 51, the first transmission wheel 51 is arranged on the output shaft 6 and is in linkage connection with the output shaft 6, and the power source 7, the closing and opening operating shaft 21 and the grounding operating shaft 22 are all connected with the output shaft 6 through the first transmission wheel 51. The output shaft can be reliably driven to rotate through the first transmission wheel, so that the operation device can reliably act.

The opening and closing operating shaft 21 is provided with a first driving plate 211 and a first input wheel 212, the first driving plate 211 is in linkage connection with the opening and closing operating shaft 21, and the first driving plate 211 drives the first input wheel 212 to rotate through rotation. Specifically, the first driving plate 211 is provided with a first rotating groove 213, the first input wheel 212 is provided with a first transmission member 214, the first transmission member 214 is arranged in the first rotating groove 213, and the first driving plate 211 rotates to enable the side wall of the first rotating groove 213 to drive the first transmission member 214 to drive the first input wheel 212 to rotate. The first input wheel is driven to rotate through the first driving plate, a first rotating groove is formed in the first driving plate, a space is reserved for the grounding operation shaft to act, namely the first input wheel and the first driving wheel can be reliably driven to act so that the output shaft can reliably act when the opening and closing operation shaft acts, the first driving wheel drives the first input wheel to rotate and cannot drive the opening and closing operation shaft to rotate when the grounding operation shaft acts, and misoperation during manual operation is avoided. More specifically, the rotation angle between two side walls of a first rotating groove formed on the first driving plate is 150 degrees to 170 degrees, and the first driving plate drives the first input wheel to rotate by about 80 degrees to realize the switching-on and switching-off operation. Namely, enough space is reserved, and the equipment is prevented from being damaged by misoperation. More specifically, the driving mode of the ground operation shaft is similar to that of the closing/opening operation shaft.

The opening and closing operation shaft 21 is provided with a first reverse interlocking plate 215, the grounding operation shaft 22 is provided with a second reverse interlocking plate 225, and the mounting plate 1 is provided with a first limiting pin 16 for limiting the rotation of the first reverse interlocking plate 215 and a second limiting pin 17 for limiting the rotation of the second reverse interlocking plate 225. The reverse interlocking plate is arranged to prevent the equipment from being damaged by misoperation of manual operation, and reliable limit is provided.

The ground operation shaft 22 is provided with a second driving plate 221 and a second input wheel 222, the second driving plate 221 and the ground operation shaft 22 are in linkage connection, the second driving plate 221 is provided with a second rotating groove 223, the second input wheel 222 is provided with a second transmission piece 224, the second transmission piece 224 is arranged in the second rotating groove 223, and the second driving plate 221 enables the side wall of the second rotating groove 223 to drive the second transmission piece 224 to drive the second input wheel 222 to rotate through rotation. By the structure, misoperation of the grounding operation shaft is avoided, and the safety is higher.

The mounting plate 1 is provided with an interlocking plate 41 and a change-over switch 18 for controlling the power source 7, the interlocking plate 41 has a first position for shielding the operating shaft 2 and a second position for opening, and the change-over switch 18 is switched by the interlocking plate 41 when the position is changed. The structure enables the product safety to be higher, and particularly enables the change-over switch to be switched when the interlocking plate acts so as to control the action of the power source. More specifically, when the interlock plate is in the first position, the power source is activated. When the interlocking plate is in the second position, the power source cannot act, namely, a manual priority function is realized, so that the product safety performance is higher.

The mounting plate 1 is provided with an indicating piece 14 and a position indicating switch 19, the indicating piece 14 is linked with the output shaft 6, and the position indicating switch 19 is used for collecting the position of the output shaft 6 and is connected with the power source 7. Specifically, the position indication switch can be provided in plurality, and more specifically, the position indication switch can control the action of the power source by detecting the position of the indicator. More specifically, the position indication switch and the change-over switch can be connected through a control circuit board, and the control circuit board is connected with the power source and controls the power source to act.

The power source 7 is provided with a third input wheel 71, the transmission device 5 comprises a transmission gear set 52, and the third input wheel 71 is connected with the first transmission wheel 51 through the transmission gear set 52. Specifically, the third input wheel 71 is connected to the first input wheel 212 through the transmission gear set 52, and the first input wheel 212 is connected to the first driving wheel 51 through the second transmission gear 53. More specifically, the power source may be a motor, a cylinder or a hydraulic cylinder. Specifically speaking, a clutch device is arranged between the power source and the third input wheel, so that the power source is prevented from being damaged during manual operation. Taking the motor as an example, the clutch device can be arranged outside the motor independently, and can also select the motor with the clutch function. Specifically speaking, the transmission gear group can reliably drive the product to transmit, specifically speaking, the transmission gear group constitutes decelerator for the product energy consumption is few, and power is sufficient, and transmission efficiency is high. The transmission gear set comprises at least one group of two gears which are coaxially arranged, the diameters of the two gears can be different, and the number of teeth can also be different. The effect of reducing speed for many times can be played through the transmission gear set, the space between the mounting plates can be reasonably utilized by the arrangement of the big gear and the small gear, and the reliable installation of the transmission device and other components is facilitated.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The skilled person should understand that: although the present invention has been described in accordance with the above embodiments, the inventive concept is not limited to this embodiment, and any modification of the inventive concept will be included in the scope of the patent claims.

Claims

1. The electric operating mechanism comprises a mounting plate (1) and is characterized in that an operating shaft (2), an output shaft (6) and an operating device (3) which is connected with equipment and used for driving the equipment to open and close a brake are arranged on the mounting plate (1), the operating shaft (2) is connected with the output shaft through a transmission device (5), the electric operating mechanism also comprises a power source (7), the power source (7) is connected with the output shaft (6) through the transmission device (5), and the output shaft (6) is connected with the operating device (3).

2. The electric operating mechanism according to claim 1, wherein the operating shaft (2) comprises an opening/closing operating shaft (21) and a grounding operating shaft (22), the transmission device (5) comprises a first transmission wheel (51), the first transmission wheel (51) is arranged on the output shaft (6) and is in linkage connection with the output shaft (6), and the power source (7), the opening/closing operating shaft (21) and the grounding operating shaft (22) are connected with the output shaft (6) through the first transmission wheel (51).

3. The electric operating mechanism according to claim 2, wherein the opening and closing operating shaft (21) is provided with a first driving plate (211) and a first input wheel (212), the first driving plate (211) is in linkage connection with the opening and closing operating shaft (21), and the first driving plate (211) drives the first input wheel (212) to rotate through rotation.

4. The electric operating mechanism according to claim 3, wherein the first driving plate (211) has a first rotating slot (213), the first input wheel (212) has a first transmission member (214), the first transmission member (214) is disposed in the first rotating slot (213), and the first driving plate (211) rotates to make the sidewall of the first rotating slot (213) drive the first transmission member (214) to rotate the first input wheel (212).

5. The electric operating mechanism according to claim 3, wherein the opening and closing operating shaft (21) is provided with a first reverse interlocking plate (215), the grounding operating shaft (22) is provided with a second reverse interlocking plate (225), and the mounting plate (1) is provided with a first limiting pin (16) for limiting the rotation of the first reverse interlocking plate (215) and a second limiting pin (17) for limiting the rotation of the second reverse interlocking plate (225).

6. The electric operating mechanism according to claim 2, wherein the ground operating shaft (22) is provided with a second driving plate (221) and a second input wheel (222), the second driving plate (221) is in linkage connection with the ground operating shaft (22), the second driving plate (221) is provided with a second rotating groove (223), the second input wheel (222) is provided with a second transmission member (224), the second transmission member (224) is arranged in the second rotating groove (223), and the second driving plate (221) rotates to enable a side wall of the second rotating groove (223) to drive the second transmission member (224) to drive the second input wheel (222) to rotate.

7. An electric actuator according to claim 1, wherein the mounting plate (1) is provided with an interlock plate (41) and a switch (18) for controlling the power source (7), the interlock plate (41) has a first position for blocking the operating shaft (2) and a second position for opening, and the interlock plate (41) switches the switch (18) when the position is changed.

8. The electric operating mechanism according to claim 1, wherein the mounting plate (1) is provided with an indicating member (14) and a position indicating switch (19), the indicating member (14) is linked with the output shaft (6), and the position indicating switch (19) is used for acquiring the position of the output shaft (6) and is connected with the power source (7).

9. The electric operating mechanism according to claim 2, wherein the power source (7) is provided with a third input wheel (71), the transmission device (5) comprises a transmission gear set (52), and the third input wheel (71) is connected with the first transmission wheel (51) through the transmission gear set (52).

10. An electric actuator according to claim 9, wherein the third input wheel (71) is coupled to the first input wheel (212) by a drive gear set (52), and wherein the first input wheel (212) is coupled to the first drive wheel (51) by a second drive gear (53).