CN214505288U

CN214505288U - Single spring operating mechanism

Info

Publication number: CN214505288U
Application number: CN202120494388.0U
Authority: CN
Inventors: 沈剑波; 邱斌; 杨恒龙; 张拽铭; 水俊哲; 水凉燕; 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: 2021-10-26
Anticipated expiration: 2031-03-09

Abstract

A single spring operating mechanism. The problems of complex structure and unreliable action of the operating mechanism are solved. The electric equipment state changing device comprises a mounting plate, wherein an operating shaft and an operating device are arranged on the mounting plate, the operating shaft is connected with an output shaft through a transmission device, and the operating device has a first state for keeping electric equipment and a second state for changing the state of the electric equipment by being driven by the output shaft. The beneficial effects of the utility model are that, set up operating device, simplified the operating structure, and made the product operate reliably. The utility model discloses simple structure still has, convenient assembling, and the action is reliable, advantages such as long service life.

Description

Single spring operating mechanism

Technical Field

The utility model relates to an operating mechanism, concretely relates to single spring 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 spring operating mechanism usually stores energy or converts energy through double springs, so that the existing operating mechanism has the disadvantages of complex structure, large product volume and unreliable action.

SUMMERY OF THE UTILITY MODEL

For solving the current operating mechanism structure complicacy among the background art, move insecure problem, the utility model provides a single spring operating mechanism.

The technical scheme of the utility model is that: the single-spring operating mechanism comprises a mounting plate, wherein an operating shaft and an operating device are arranged on the mounting plate, the operating shaft is connected with an output shaft through a transmission device, and the operating device is provided with a first state for keeping electric equipment and a second state for driving the electric equipment to change states through the output shaft.

As an improvement of the utility model, the operating device include operating board, elastic component and keep the subassembly, the output shaft pass through operating board and move the elastic component motion, the subassembly that keeps have the first position of keeping elastic component elastic potential energy and the unblock second position that the elastic component elastic potential energy release of being convenient for drives the consumer state change.

As a further improvement, the operating device includes first support and second support, elastic component one end locate on the first support, the other end is located on the second support, the holding assembly locate on the second support and keep elastic component elastic potential energy through spacing second support when keeping the subassembly to be in the primary importance.

As a further improvement, the operating device includes a driving shaft for driving the electric equipment to change its state, the second support is disposed on the driving shaft and connected with the driving shaft in a linkage manner, and the driving shaft is driven by the second support to rotate when the holding assembly is located at the second position.

As a further improvement, the operating plate is arranged between the first support and the second support, and the operating plate is provided with a driving part for driving the elastic part to deform and an unlocking push plate for unlocking the holding assembly.

As a further improvement of the present invention, the holding assembly includes a holding plate and a holding post, the holding plate is disposed on the second bracket, the holding post is fixed on the mounting plate, and the holding plate and the holding post are abutted to make the holding assembly tend to the first position.

As a further improvement of the present invention, the holding plate has two, the holding posts have a plurality of, holding plate one end hinge joint on the second support, the other end offsets with the holding posts, the holding plate on be equipped with the holding pin, the second support on be equipped with and supply to keep the male holding spout of pin.

As a further improvement of the utility model, the second support on be equipped with the spacing arc portion that limits its wobbling when being used for the second support rotation.

As a further improvement of the present invention, the first support on be equipped with the fixed part that is used for the elastic component to fix, the fixed part set up around the installation center of first support, the elastic component be the volute spring.

As a further improvement, the first support on be equipped with first portion of bending, the second support on be equipped with the second portion of bending that is used for the elastic component to fix, the drive division through rotate drive first portion of bending or the elastic component action.

The beneficial effects of the utility model are that, set up operating device, simplified the operating structure, and made the product operate reliably. 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 structural diagram of the actuator 3 shown in fig. 2.

Fig. 4 is a schematic structural view in another direction of fig. 3.

Fig. 5 is a schematic diagram of the exploded structure of fig. 3.

In the figure, 1, mounting plate; 2. a manipulating shaft; 3. an operating device; 31. operating a plate; 311. a drive section; 312. unlocking the push plate; 32. an elastic member; 33. a holding assembly; 331. a holding plate; 332. a holding column; 333. a retaining pin; 34. a first bracket; 341. a fixed part; 342. a first bending portion; 35. a second bracket; 351. a holding chute; 352. a limiting arc part; 353. a second bending portion; 36. a drive shaft; 5. a transmission device; 6. and an output shaft.

Detailed Description

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

referring to fig. 1 and fig. 2-5, a single-spring operating mechanism includes a mounting plate 1, where the mounting plate 1 is provided with an operating shaft 2 and an operating device 3, the operating shaft 2 is connected to an output shaft 6 through a transmission device 5, and the operating device 3 has a first state of holding an electric device and a second state of changing a state of the electric device by being driven by the output shaft 6. The beneficial effects of the utility model are that, set up operating device, simplified the operating structure, and made the product operate reliably. The utility model discloses simple structure still has, convenient assembling, and the action is reliable, advantages such as long service life.

The operating device 3 comprises an operating plate 31, an elastic element 32 and a retaining assembly 33, the output shaft 6 drives the elastic element 32 to move through the operating plate 31, and the retaining assembly 33 has a first position for retaining the elastic potential energy of the elastic element 32 and a second position for unlocking the elastic potential energy of the elastic element 32 to release and drive the state change of the electric equipment. Specifically speaking, through the setting of keeping the subassembly and keeping the potential energy of elastic component, avoid second support and drive shaft synchronous rotation when the output shaft rotates, when keeping the subassembly and being in the second position, through the quick release switching consumer state of elastic component elastic potential energy, specifically speaking, the consumer can be circuit breaker, load switch, earthing switch etc.. More specifically, the utility model discloses an operating mechanism is used for operating load switch, earthing switch. Taking fig. 4 as an example, the load switch and the grounding switch are both in the opening position, and the opening formed by the two holding plates faces to the left. Make the output shaft clockwise (refer to fig. 3) rotate when the switching-on operation of electric operation or the switching-off operation axle of operating axle is closed, operating board and output shaft linkage connection are also clockwise (refer to fig. 3) and are rotated this moment (if refer to fig. 4 then operating board anticlockwise rotation), thereby the drive division on the operating board drives the rotation of first bending portion on the first support and makes the elastic component energy storage, after the elastic component energy storage is accomplished, finally through unblock push pedal unblock retaining assembly, the elastic component drives the motion of second support and makes load switch close a floodgate fast, the opening that two retaining plates formed this moment is downward (refer to fig. 4). The load switch is opened, when the opening formed by the two holding plates faces downwards, the output shaft rotates anticlockwise (refer to the attached figure 3), the driving part on the operating plate drives the elastic part to rotate, and finally the holding assembly is unlocked, and at the moment, the opening formed by the two holding plates faces leftwards (refer to the direction of the attached figure 4); when the earthing operation shaft of the electric operation or operation shaft operates the switch-on, the output shaft can rotate anticlockwise (refer to the attached drawing 3), the driving part on the operation plate drives the elastic part to rotate at the moment, the retaining assembly is finally unlocked, the opening formed by the two retaining plates faces upwards (refer to the direction of the attached drawing 4), and the positions of the switch-off of the earthing switch and the switch-off of the load switch are the positions in the attached drawing 4.

The operating device 3 comprises a first bracket 34 and a second bracket 35, one end of the elastic element 32 is arranged on the first bracket 34, the other end of the elastic element is arranged on the second bracket 35, and the holding assembly 33 is arranged on the second bracket 35 and keeps the elastic potential energy of the elastic element 32 through the limiting second bracket 35 when the holding assembly 33 is at the first position. The structure enables the holding assembly to reliably hold the potential energy of the elastic part, thereby avoiding misoperation, and simultaneously enabling the operation device to act quickly, so that the electric equipment is opened and closed quickly.

The operating device 3 comprises a driving shaft 36 for driving the electric equipment to change state, the second bracket 35 is arranged on the driving shaft 36 and is in linkage connection with the driving shaft 36, and the driving shaft 36 is driven by the second bracket 35 to rotate when the holding assembly 33 is at the second position. The utility model discloses a load switch and earthing switch's divide-shut brake operation just can be realized to a drive shaft, simple structure, and the transmission is reliable. Specifically, when the grounding switch is in an opening position and the load switch is in an opening position, the grounding switch can be operated to be closed or the load switch can be operated to be closed, and when the grounding switch is closed or the load switch is closed, only the opening position can be operated.

The operating plate 31 is arranged between the first bracket 34 and the second bracket 35, and the operating plate 31 is provided with a driving part 311 for driving the elastic element 32 to deform and an unlocking push plate 312 for unlocking the retaining assembly 33. Thereby can be fast reliable drive elastic component through the setting of drive division and warp and make the reliable energy storage of elastic component, the unblock push pedal can make and keep the subassembly unblock to thereby it drives second support and drive shaft action to make the elastic potential energy of storage release fast, makes the consumer divide-shut brake fast reliable.

The holding unit 33 includes a holding plate 331 and a holding post 332, the holding plate 331 is provided on the second bracket 35, the holding post 332 is fixed to the mounting plate 1, and the holding plate 331 and the holding post 332 abut against each other to urge the holding unit 33 to the first position. Specifically, there are two holding plates 331, there are a plurality of holding columns 332, one end of the holding plate 331 is hinged to the second bracket 35, the other end of the holding plate 331 abuts against the holding column 332, a holding pin 333 is provided on the holding plate 331, and a holding chute 351 into which the holding pin 333 is inserted is provided on the second bracket 35. More specifically, the number of the holding posts is four. More specifically, the holding column is circular, and the part of the holding plate, which is abutted against the holding column, is arc-shaped. Thus, when the unlocking push plate rotates, the holding assembly can be reliably unlocked.

The second bracket 35 is provided with a limiting arc portion 352 for limiting the swing of the second bracket 35 when the second bracket 35 rotates. The setting of spacing arc portion provides spacingly when making the second support rotate, avoids the swing to influence the product action.

The first bracket 34 is provided with a fixing portion 341 for fixing the elastic member 32, the fixing portion 341 is disposed around the mounting center of the first bracket 34, and the elastic member 32 is a spiral spring. Specifically, the fixing parts are arranged concentrically. The structure ensures that the first support is evenly stressed during rotation, and the elastic part is convenient and reliable to fix.

The first support 34 is provided with a first bending portion 342, the second support 35 is provided with a second bending portion 353 for fixing the elastic element 32, and the driving portion 311 drives the first bending portion 342 or the elastic element 32 to move through rotation. The structure enables the driving part to reliably drive the first support to rotate, so that the elastic part is convenient and reliable to fix.

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. A single-spring operating mechanism comprises a mounting plate (1) and is characterized in that an operating shaft (2) and an operating device (3) are arranged on the mounting plate (1), the operating shaft (2) is connected with an output shaft (6) through a transmission device (5), and the operating device (3) has a first state for keeping electric equipment and a second state which is driven by the output shaft (6) to change the state of the electric equipment.

2. A single-spring operating mechanism according to claim 1, wherein the operating device (3) comprises an operating plate (31), an elastic member (32) and a retaining member (33), the output shaft (6) is driven by the operating plate (31) to move the elastic member (32), and the retaining member (33) has a first position for retaining the elastic potential energy of the elastic member (32) and a second position for unlocking the elastic potential energy of the elastic member (32) to release the elastic potential energy to drive the state change of the electric equipment.

3. A single spring actuator according to claim 2, wherein the actuator (3) comprises a first support (34) and a second support (35), one end of the elastic element (32) is disposed on the first support (34), the other end of the elastic element is disposed on the second support (35), and the retaining member (33) is disposed on the second support (35) and retains the elastic potential energy of the elastic element (32) by limiting the second support (35) when the retaining member (33) is in the first position.

4. A single spring actuator according to claim 3, wherein the actuator (3) comprises a driving shaft (36) for driving the electric device to change its state, the second bracket (35) is disposed on the driving shaft (36) and is linked to the driving shaft (36), and the driving shaft (36) is driven by the second bracket (35) to rotate when the holding member (33) is in the second position.

5. A single-spring operating mechanism according to claim 3, wherein said operating plate (31) is disposed between said first bracket (34) and said second bracket (35), and said operating plate (31) is provided with a driving portion (311) for driving the elastic member (32) to deform and an unlocking push plate (312) for unlocking said holding member (33).

6. A single spring actuator according to claim 3, wherein the retaining member (33) comprises a retaining plate (331) and a retaining post (332), the retaining plate (331) being disposed on the second bracket (35), the retaining post (332) being fixed to the mounting plate (1), the retaining plate (331) abutting the retaining post (332) to urge the retaining member (33) to the first position.

7. The single-spring operating mechanism as claimed in claim 6, wherein the number of the holding plates (331) is two, the number of the holding posts (332) is plural, one end of the holding plate (331) is hinged to the second bracket (35), the other end of the holding plate (331) abuts against the holding posts (332), the holding plate (331) is provided with a holding pin (333), and the second bracket (35) is provided with a holding sliding groove (351) for inserting the holding pin (333).

8. A single spring operating mechanism according to claim 3, wherein the second bracket (35) is provided with a limiting arc portion (352) for limiting the swing of the second bracket (35) when the second bracket (35) rotates.

9. A single spring operating mechanism according to claim 3, wherein the first bracket (34) is provided with a fixing portion (341) for fixing the elastic member (32), the fixing portion (341) is disposed around the mounting center of the first bracket (34), and the elastic member (32) is a spiral spring.

10. The single-spring operating mechanism according to claim 5, wherein the first bracket (34) is provided with a first bending portion (342), the second bracket (35) is provided with a second bending portion (353) for fixing the elastic member (32), and the driving portion (311) rotates to drive the first bending portion (342) or the elastic member (32) to move.