CN112786339B

CN112786339B - Operating device is kept apart to disc spring

Info

Publication number: CN112786339B
Application number: CN202110140174.8A
Authority: CN
Inventors: 张冬旭; 孙龙; 齐佳伟; 唐晓鹏; 王伟平
Original assignee: Beijing Sojo Electric Co Ltd
Current assignee: Beijing Sojo Electric Co Ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2022-07-12
Anticipated expiration: 2041-02-02
Also published as: CN112786339A

Abstract

The invention relates to a disc spring isolation operating mechanism which comprises a mounting plate, a main shaft, an isolation operating shaft and a grounding operating shaft, wherein the main shaft, the isolation operating shaft and the grounding operating shaft are arranged on the mounting plate, the isolation operating shaft and the grounding operating shaft are respectively arranged on the left side and the right side of the main shaft, a disc spring box is connected to the front end of the main shaft through the mounting plate, the main shaft extends out of the disc spring box, the disc spring box and the mounting plate are fixed through a connecting plate, a disc spring is arranged in the disc spring box, one end of the disc spring is arranged on the main shaft, the other end of the disc spring is arranged on the disc spring box, a first gear is arranged at the rear end of the main shaft, a second gear is arranged at the front end of the isolation operating shaft, a third gear is arranged at the front end of the grounding operating shaft, the second gear is provided with a gear part, the third gear is provided with partial gear teeth, and the gear teeth parts of the second gear and the third gear are arranged towards the first gear and are meshed with the first gear. The novel isolating switch has the advantages of simple structure, simplicity in assembly, convenience in operation, stability in operation and high safety, and the overshoot problem in the operation process of the isolating switch can be effectively solved.

Description

Operating device is kept apart to disc spring

Technical Field

The invention relates to the technical field of power equipment, in particular to a disc spring isolation operating mechanism.

Background

The isolation switch in the power distribution cabinet plays the roles of communicating a high-voltage incoming line, isolating and reliably grounding. It has three working positions of operation: the isolating switch is communicated with a high-voltage incoming line, namely, the switch-on operation is used for electrifying the load equipment; the isolating switch is isolated, namely the isolating switch is disconnected with the high-voltage incoming line and used for power failure of load equipment; the isolating switch is grounded, so that the load equipment is reliably grounded, and the safety of the load side and the personal safety of workers are guaranteed. The single-shaft operation of the isolating switch easily causes misoperation, an isolating operation mechanism needs to be configured for ensuring the safety and reliability of the three-station operation of the isolating switch, and in the prior art, the isolating operation mechanism is large in size, complex in structure, difficult to assemble and disassemble and high in cost, in-place limiting measures for isolating switching-on or grounding switching-on are lacked, the overshoot problem in the isolating switching-on or grounding switching-on process is easily caused, equipment damage is caused, and the stable operation of load equipment is not facilitated.

Disclosure of Invention

The invention aims to provide a disc spring isolation operation mechanism which has the advantages of simple structure, simplicity in assembly, convenience in operation, stability in operation and high safety, and can effectively solve the overshoot problem in the operation process of an isolation switch.

In order to solve the above problems in the prior art, the present invention provides a disc spring isolation operation mechanism, which comprises a mounting plate, and a main shaft, an isolation operation shaft and a ground operation shaft arranged on the mounting plate, wherein the isolation operation shaft and the ground operation shaft are respectively arranged at the left and right sides of the main shaft, the front end of the main shaft penetrates through the mounting plate to be connected with a disc spring box, the main shaft extends out of the disc spring box, the disc spring box and the mounting plate are fixed through a connecting plate, a disc spring is arranged in the disc spring box, one end of the disc spring is arranged on the main shaft, the other end of the disc spring is arranged on the disc spring box, the rear end of the main shaft is provided with a first gear, the front end of the isolation operation shaft is provided with a second gear, the front end of the ground operation shaft is provided with a third gear, the first gear is provided with a circle of gear teeth, the second gear is provided with a part of gear teeth, and the third gear is provided with a part of gear teeth, the second gear and the third gear have gear teeth part arranged toward the first gear and meshed with the first gear.

Furthermore, the rear end of the grounding operation shaft is provided with a semicircular cabinet door interlocking separation blade, and the orientation of the cabinet door interlocking separation blade is consistent with the orientation of the belt wheel tooth part of the third gear.

Furthermore, the first gear, the second gear and the third gear are all arranged in a gear box, the gear box is fixed on an installation plate, four corners of the gear box are respectively provided with a fixing column, the gear box is connected with a fixing plate through the fixing columns, and the main shaft, the grounding operation shaft and the isolation operation shaft penetrate through the gear box and extend out of the fixing plate.

Furthermore, the invention relates to a disc spring isolation operating mechanism, wherein the isolation operating shaft comprises a first connecting piece, a first operating shaft and a first positioning pin, the front half part of the first connecting piece is arranged to be columnar and used for connecting with a second gear, the rear half part of the first connecting piece is arranged to be cylindrical, the cylindrical part of the first connecting piece is positioned between the gear box and a fixing plate, a first arc-shaped buffer hole is formed in the middle of the cylindrical part of the first connecting piece along the circumferential direction, the direction of an opening of the first arc-shaped buffer hole is consistent with the direction of a part without gear teeth of the second gear, the first operating shaft is arranged in the cylindrical part of the first connecting piece and extends out of the fixing plate, and the first positioning pin penetrates through the first arc-shaped buffer hole and is vertically arranged on the first operating shaft.

Further, the invention relates to a disc spring isolation operating mechanism, which further comprises a first limiting column for blocking the first positioning pin, wherein the first limiting column is arranged between the gear box and the fixing plate and is positioned above the left side of the cylindrical part of the first connecting piece.

Further, the disc spring isolation operating mechanism comprises a second connecting piece, a second operating shaft and a second positioning pin, wherein the front half part of the second connecting piece is arranged to be columnar and used for being connected with a third gear, the rear half part of the second connecting piece is arranged to be cylindrical, the cylindrical part of the second connecting piece is located between the gear box and the fixing plate, a second arc-shaped buffer hole is formed in the middle of the cylindrical part of the second connecting piece along the circumferential direction, the direction of an opening of the second arc-shaped buffer hole is consistent with the direction of a belt wheel tooth part of the third gear, the second operating shaft is arranged in the cylindrical part of the second connecting piece and extends out of the fixing plate, the cabinet door interlocking blocking piece is arranged at the rear end of the second operating shaft, and the second positioning pin penetrates through the second arc-shaped buffer hole and is vertically arranged on the second operating shaft.

Furthermore, the invention relates to a coil spring isolation operating mechanism, which further comprises a second limiting column for blocking a second positioning pin, wherein the second limiting column is installed between the gear box and the fixing plate and is positioned at the lower right of the cylindrical part of the second connecting piece.

Further, the disc spring isolation operating mechanism further comprises a closing counting assembly, the closing counting assembly comprises a closing interlocking catch and a counting interlocking catch, the closing interlocking catch is fixed on the main shaft and located on the rear side of the gear box, the counting interlocking catch is vertically arranged on the gear box through an elastic overlapping buckle, the elastic overlapping buckle is an elastic metal sheet, the elastic overlapping buckle is reversely folded to form a U shape, one end of the elastic overlapping buckle is fixed on the gear box, the other end of the elastic overlapping buckle is fixed on the counting interlocking catch, and a baffle which extends rightwards and is matched with the closing interlocking catch is arranged in the middle of the counting interlocking catch.

Furthermore, the invention relates to a disc spring isolation operating mechanism, wherein a cam is further arranged on the main shaft and is positioned on the front side of the fixing plate.

Further, in the disc spring isolating operation mechanism according to the present invention, the rear end of the first operation shaft has a hexagonal shaft structure, the rear end of the second operation shaft has a hexagonal shaft structure, and the hexagonal shaft structure of the first operation shaft has a cross-sectional area different from that of the hexagonal shaft structure of the second operation shaft.

Compared with the prior art, the coil spring isolation operating mechanism has the following advantages: the single-axis operation of the isolating switch is changed into the double-axis operation, the isolating operation and the grounding operation are carried out step by step, the isolating switching-on operation and the isolating switching-off operation are completed by the isolating operation shaft, the grounding switching-on operation and the grounding switching-off operation are completed by the grounding operation shaft, the isolating switching-on operation and the grounding switching-on operation are opposite in mode, and misoperation is avoided. Only partial gear teeth are arranged on the second gear and the third gear, when the isolation switch-on is in place, the isolation operating shaft cannot continuously rotate to play roles of prompting the isolation switch-on in place and preventing overshoot, and when the grounding switch-on is in place, the grounding operating shaft cannot continuously rotate to play roles of prompting the isolation switch-on in place and preventing overshoot; and the device also has the advantages of simple structure, few transmission parts, simple assembly, convenient operation, stable operation and high safety.

The invention is described in further detail with reference to the following detailed description of the invention with reference to the accompanying drawings:

drawings

FIG. 1 is a perspective view of a coil spring isolating operating mechanism of the present invention;

FIG. 2 is a front view of a coil spring isolating operating mechanism of the present invention;

FIG. 3 is a right side view of a coil spring isolating operating mechanism of the present invention;

FIG. 4 is a right side view of the disc spring isolation operating mechanism with the gear case and the fixed plate hidden in view, in accordance with the present invention;

FIG. 5 is a schematic structural view of an isolation operating shaft in the coil spring isolation operating mechanism according to the present invention;

FIG. 6 is a schematic structural view of a main shaft of a coil spring isolation operating mechanism according to the present invention;

FIG. 7 is a schematic structural diagram of a grounding operating shaft of a coil spring isolating operating mechanism according to the present invention;

fig. 8 is a schematic structural view of a counting interlocking catch in a disc spring isolation operating mechanism according to the present invention.

Detailed Description

First, it should be noted that, the directional terms such as up, down, front, rear, left, right, etc. described in the present invention are only described with reference to the accompanying drawings for understanding, and are not intended to limit the technical solution and the claimed scope of the present invention.

As shown in fig. 1, 2 and 4, an embodiment of a disc spring isolating operation mechanism of the present invention includes a mounting plate 1, and a main shaft 2, an isolating operation shaft 3 and a grounding operation shaft 4 which are disposed on the mounting plate. The isolation operation shaft 3 and the ground operation shaft 4 are respectively provided on the left and right sides of the main shaft 2 at the time of mounting. The front end of the main shaft 2 penetrates through the mounting plate 1 to be connected with a coil spring box 5, and the main shaft 2 extends out of the coil spring box 5 and is used for being connected with an isolating shaft of the isolating switch so as to drive the isolating switch to act. The coil spring box 5 is fixed with the mounting plate 1 through the connecting plate 11, a coil spring is arranged in the coil spring box 5, one end of the coil spring is arranged on the spindle 2, the other end of the coil spring is arranged on the coil spring box 5, and the coil spring serves as an energy storage component and is used for rapid switching on and off. The rear end of the main shaft 2 is provided with a first gear 21, the front end of the isolating operation shaft 3 is provided with a second gear 31, the front end of the grounding operation shaft 4 is provided with a third gear 41, the first gear 21 is provided with a circle of gear teeth, the second gear 31 is provided with a part of gear teeth, the third gear 41 is provided with a part of gear teeth, and the gear teeth of the second gear 31 and the third gear 41 are partially arranged towards the first gear 21 and meshed with the first gear 21.

In actual use, the coil spring case 5 is fixed to the air box, and the main shaft 2, the isolation operation shaft 3, and the grounding operation shaft 4 are provided on the cabinet door. During actual operation, isolation operation and grounding operation are performed step by step, isolation switching-on operation and isolation switching-off operation are completed by the isolation operation shaft 3, grounding switching-on operation and grounding switching-off operation are completed by the grounding operation shaft 4, and the isolation switching-on operation and the grounding switching-on operation are in the opposite mode, so that misoperation is avoided. Only partial gear teeth are arranged on the second gear 31 and the third gear 41, when the isolation switching-on operation is carried out, the isolation operation shaft 3 rotates anticlockwise, when the isolation switching-on operation is in place, the isolation operation shaft 3 cannot continuously rotate to play roles of prompting the isolation switching-on operation in place and preventing overshoot, when the grounding switching-on operation is carried out, the grounding operation shaft 4 rotates clockwise, and when the grounding switching-on operation is in place, the grounding operation shaft 4 cannot continuously rotate to play roles of prompting the isolation switching-on operation in place and preventing overshoot; the device has the advantages of simple structure, few transmission parts, simple assembly, convenient operation, stable operation and high safety.

As an optimized solution, in order to prevent an operator from opening the cabinet door under the condition of electrification and ensure the operation safety, referring to fig. 1, fig. 3 and fig. 7, in the present embodiment, a semicircular cabinet door interlocking flap 42 is provided at the rear end of the grounding operation shaft 4, and the orientation of the cabinet door interlocking flap 42 is the same as the orientation of the pulley tooth portion of the third gear 41. When the door lock is in actual use, a baffle or a clamping groove matched with the interlocking catch 42 of the cabinet door is arranged on the cabinet door, and only when the interlocking catch 42 of the cabinet door is completely upward (namely, when the arc part of the interlocking catch 42 of the cabinet door is completely upward), the cabinet door can be lifted upward to open the cabinet door. The orientation of the cabinet door interlocking blocking piece 42 is consistent with the orientation of the belt wheel tooth part of the third gear 41, when the grounding closing operation is carried out, the cabinet door interlocking blocking piece 42 rotates clockwise along with the third gear, when the grounding closing is in place, the cabinet door interlocking blocking piece 42 is completely upward, and at this time, the cabinet door can be opened; when in other positions, the blocking piece 42 of the cabinet door is blocked with the baffle or the clamping groove arranged on the cabinet door, and the cabinet door can not be opened at this moment, thereby playing a role in protection.

As an optimization, referring to fig. 1 and 2, the present embodiment arranges the first gear 21, the second gear 31, and the third gear 41 all in the gear case 6. Fix gear box 6 on mounting panel 1, be equipped with a fixed column 61 on four angles of gear box 6 respectively, let gear box 6 be connected with fixed plate 7 through fixed column 61 to let main shaft 2, ground connection operating axis 3, keep apart operating axis 4 all pass gear box 6 and stretch out from fixed plate 7, stability when with reinforcing overall structure's fastness and action.

As an optimized solution, referring to fig. 1 and 5, the isolation operation shaft 3 in the present embodiment specifically includes a first connecting member 32, a first operation shaft 33, and a first positioning pin 34. Wherein the front half part of the first connecting piece 32 is arranged to be columnar and used for connecting the second gear 31, the rear half part of the first connecting piece 32 is arranged to be cylindrical, the cylindrical part of the first connecting piece 32 is positioned between the gear box 6 and the fixing plate 7, the middle part of the cylindrical part of the first connecting piece 32 is provided with a first arc-shaped buffer hole 35 arranged along the circumferential direction, and the direction of the opening of the first arc-shaped buffer hole 35 is consistent with the direction of the part without gear teeth of the second gear 31.

The first operating shaft 33 is disposed in the cylindrical portion of the first coupling member 32 and extends from the fixed plate 7, and the first positioning pin 34 is vertically disposed on the first operating shaft 33 through the first arc-shaped buffer hole 35, so that the first operating shaft 33 can relatively rotate in the cylindrical portion of the first coupling member 32 within an angular range determined by the first arc-shaped buffer hole 35. When the isolation switching-on operation or the isolation switching-off operation is performed through the above arrangement, the first positioning pin 34 needs to hit the lower edge or the upper edge of the first arc-shaped buffer hole 35 to drive the first connecting piece 32 to rotate.

Referring to fig. 4, the embodiment further includes a first limit post 36 for blocking the first positioning pin 34, and the first limit post 36 is installed between the gear box 6 and the fixing plate 7 and located at the upper left of the cylindrical portion of the first connecting member 32, so that during the isolation opening operation, when the isolation opening is in place, the first operating shaft 33 cannot rotate continuously under the cooperation of the first positioning pin 34 and the first limit post 36, so that the isolation operating shaft 3 can only perform the isolation closing operation and the isolation opening operation.

Referring to fig. 1 and 7, the ground operating shaft 4 specifically includes a second connecting member 43, a second operating shaft 44, and a second positioning pin 45. Wherein, the front half part of the second connecting piece 43 is arranged to be columnar for connecting with the third gear 41, the rear half part of the second connecting piece 43 is arranged to be cylindrical, the cylindrical part of the second connecting piece 43 is positioned between the gear box 6 and the fixing plate 7, a second arc buffer hole 46 is arranged at the middle part of the cylindrical part of the second connecting piece 43 along the circumferential direction, and the direction of the opening of the second arc buffer hole 46 is consistent with the direction of the belt wheel tooth part of the third gear 41.

The second operating shaft 44 is disposed in the cylindrical portion of the second connecting member 43 and extends from the fixing plate 7, the cabinet door interlocking flap 42 is specifically disposed at the rear end of the second operating shaft 44, and the second positioning pin 45 is vertically disposed on the second operating shaft 44 through the second arc-shaped buffer hole 46, so that the second operating shaft 44 can relatively rotate in the cylindrical portion of the second connecting member 43, and the rotation angle range is determined by the second arc-shaped buffer hole 46. When the grounding switching-on operation or the grounding switching-off operation is performed through the above setting, the second positioning pin 45 needs to be driven to the lower edge or the upper edge of the second arc-shaped buffer hole 46 to drive the second connecting member 43 to rotate.

Referring to fig. 4, the present embodiment further includes a second limit post 47 for blocking the second positioning pin 45, and the second limit post 47 is installed between the gear box 6 and the fixing plate 7 and located at the lower right of the cylindrical portion of the second connecting member 43, so that during the ground opening operation, when the ground opening is in place, the second operating shaft 44 cannot rotate continuously under the cooperation of the second positioning pin 45 and the second limit post 47, so that the ground operating shaft 4 can only perform the ground closing operation and the ground opening operation.

The specific operation process of the optimization scheme is as follows:

when isolation switching-on is carried out, first locating pin 34 follows first operating shaft 33 anticlockwise rotation and then pushes up the lower limb of first arc buffer hole 35, and first operating shaft 33 continues to rotate and drives first connecting piece 32 and rotate, drives main shaft 2 clockwise rotation through the transmission effect of second gear 31 and first gear 21, accomplishes isolation switching-on operation, and the chain separation blade 42 of cabinet door follows third gear 41 anticlockwise rotation and dies the cabinet door lock simultaneously.

When isolating and separating the brake, the first positioning pin 34 rotates clockwise along with the first operating shaft 33 and then pushes up the upper edge of the first arc-shaped buffer hole 35, the first operating shaft 33 continues to rotate to drive the first connecting piece 32 to rotate, the main shaft 2 is driven to rotate anticlockwise through the transmission action of the second gear 31 and the first gear 21, when the first positioning pin 34 contacts with the first limiting column 36, the isolating and separating operation is completed, and at the moment, the chain blocking piece 42 of the cabinet door and the cabinet door keep a locking state.

When the grounding switch-on is carried out, the second positioning pin 45 rotates clockwise along with the second operating shaft 44 and then jacks the lower edge of the second arc-shaped buffer hole 46, the second operating shaft 44 continues to rotate to drive the second connecting piece 43 to rotate, the main shaft 2 is driven to rotate anticlockwise through the transmission action of the third gear 41 and the first gear 21, meanwhile, the cabinet door interlocking blocking piece 42 rotates clockwise along with the third gear 41, the cabinet door interlocking blocking piece 42 faces upwards completely, the grounding switch-on operation is completed, the load end is uncharged and is reliably grounded, and at the moment, the cabinet door can be opened as required.

When the grounding opening is performed, the second positioning pin 45 rotates counterclockwise along with the second operating shaft 44 and then jacks the upper edge of the second arc-shaped buffer hole 46, the second operating shaft 44 continues to rotate to drive the second connecting piece 43 to rotate, the spindle 2 is driven to rotate clockwise through the transmission effect of the third gear 41 and the first gear 21, when the second positioning pin 45 contacts with the second limiting column 47, the grounding opening operation is completed, and at the moment, the cabinet door interlocking catch 42 and the cabinet door are kept in a locked state.

In the above process, the first arc-shaped buffer hole 35 and the second arc-shaped buffer hole 46 play a role of buffering during the discharge of the coil spring.

As an optimized solution, referring to fig. 1, fig. 6 and fig. 8, the present embodiment further includes a closing counting assembly 8, and the closing counting assembly 8 specifically includes a closing interlocking barrier 81 and a counting interlocking barrier 82. Wherein the interlocking separation blade 81 of combined floodgate is fixed on main shaft 2 and is located the rear side of gear box 6, and the interlocking separation blade 82 of count is through the vertical setting on gear box 6 of elasticity overlapping and detaining 83, and the middle part of the interlocking separation blade 82 of count is equipped with the baffle 84 that extends rightward and with the interlocking separation blade 81 complex of combined floodgate. The closing counting assembly 8 counts only the isolated closing operation, and a counter is arranged below the counting linkage blocking piece 82 during installation. When the isolated closing operation is performed, the closing interlocking blocking piece 81 rotates clockwise along with the main shaft 2, the closing interlocking blocking piece 81 pushes the blocking plate 84 downwards, and then the counting interlocking blocking piece 82 is driven to move downwards, and the counter is driven to complete the closing counting.

The elastic folding buckle 83 is a metal sheet with elasticity, the elastic folding buckle 83 is folded back to form a U shape, one end of the elastic folding buckle 83 is fixed on the gear box 6, and the other end of the elastic folding buckle 83 is fixed on the counting linkage catch 82. When the isolation closing operation is carried out, the counting linkage catch 82 moves downwards and stretches the elastic overlapping buckle 83 at the same time, and at the moment, the elastic overlapping buckle 83 stores energy; when the isolation closing operation is performed, the elastic overlapping buckle 83 releases energy, so that the counting interlocking catch 82 is restored to the original state.

Referring to fig. 6, in order to prevent direct ground closing operation after isolation closing, a cam 22 is further disposed on the main shaft 2, the cam 22 is located on the front side of the fixing plate 7, the cam 22 is used for being matched with a microswitch, the microswitch and the closing operation form electrical interlocking, during the isolation closing process, the cam 22 rotates clockwise along with the main shaft, at this time, a convex portion of the cam 22 enables the microswitch to act, the ground closing operation cannot be performed, after the isolation opening operation is performed, the convex portion of the cam 22 rotates downward, the microswitch returns to an original state, and at this time, the ground closing operation can be performed.

It should be noted that the rear end of the first operating shaft 33 is of a hexagonal shaft structure, the rear end of the second operating shaft 44 is of a hexagonal shaft structure, and the sectional area of the hexagonal shaft structure of the first operating shaft 33 is different from that of the hexagonal shaft structure of the second operating shaft 44, so that the types of the operating handles used for the isolating operation and the grounding operation are different, and the isolating operation and the grounding operation cannot be simultaneously performed by using the same operating handle, thereby further avoiding the misoperation.

The above embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the scope of the invention claimed, and various modifications made by the skilled in the art according to the technical solutions of the present invention should fall within the scope of the invention defined by the claims.

Claims

1. The utility model provides an operating device is kept apart to coil spring which characterized in that: comprises a mounting plate (1), a main shaft (2), an isolation operating shaft (3) and a grounding operating shaft (4), wherein the main shaft (2), the isolation operating shaft (3) and the grounding operating shaft (4) are arranged on the mounting plate respectively at the left side and the right side of the main shaft (2), the front end of the main shaft (2) penetrates through the mounting plate (1) to be connected with a coil spring box (5) and the main shaft (2) extends out of the coil spring box (5), the coil spring box (5) and the mounting plate (1) are fixed through a connecting plate (11), a coil spring is arranged in the coil spring box (5), one end of the coil spring is arranged on the main shaft (2), the other end of the coil spring is arranged on the coil spring box (5), the rear end of the main shaft (2) is provided with a first gear (21), the front end of the isolation operating shaft (3) is provided with a second gear (31), the front end of the grounding operating shaft (4) is provided with a third gear (41), the first gear (21) is provided with a ring of gear teeth, the second gear (31) is provided with partial gear teeth, the third gear (41) is provided with partial gear teeth, and the gear teeth of the second gear (31) and the third gear (41) are partially arranged towards the first gear (21) and meshed with the first gear (21); the first gear (21), the second gear (31) and the third gear (41) are all arranged in a gear box (6), the gear box (6) is fixed on the mounting plate (1), four corners of the gear box (6) are respectively provided with a fixing column (61), the gear box (6) is connected with a fixing plate (7) through the fixing columns (61), and the main shaft (2), the grounding operation shaft (4) and the isolation operation shaft (3) all penetrate through the gear box (6) and extend out of the fixing plate (7); the isolation operating shaft (3) comprises a first connecting piece (32), a first operating shaft (33) and a first positioning pin (34), the front half part of the first connecting piece (32) is arranged to be columnar and used for being connected with the second gear (31), the rear half part of the first connecting piece (32) is arranged to be cylindrical, the cylindrical part of the first connecting piece (32) is positioned between the gear box (6) and the fixing plate (7), the middle part of the cylindrical part of the first connecting piece (32) is provided with a first arc-shaped buffer hole (35) arranged along the circumferential direction, the opening of the first arc-shaped buffer hole (35) is in the same direction as the non-gear part of the second gear (31), the first operating shaft (33) is provided in the cylindrical portion of the first connecting member (32) and projects from the fixed plate (7), the first positioning pin (34) penetrates through the first arc-shaped buffer hole (35) to be vertically arranged on the first operating shaft (33).

2. A coil spring isolating operating mechanism as claimed in claim 1, wherein: the rear end of the grounding operation shaft (4) is provided with a semicircular cabinet door interlocking baffle (42), and the orientation of the cabinet door interlocking baffle (42) is consistent with the orientation of the belt wheel tooth part of the third gear (41).

3. A coil spring isolating operating mechanism as claimed in claim 1, wherein: the gear box is characterized by further comprising a first limiting column (36) blocking the first positioning pin (34), wherein the first limiting column (36) is installed between the gear box (6) and the fixing plate (7) and is located above the left side of the cylindrical portion of the first connecting piece (32).

4. A coil spring isolating operating mechanism as claimed in claim 2, wherein: the grounding operating shaft (4) comprises a second connecting piece (43), a second operating shaft (44) and a second positioning pin (45), the front half part of the second connecting piece (43) is arranged to be cylindrical and used for connecting a third gear (41), the rear half part of the second connecting piece (43) is arranged to be cylindrical, the cylindrical part of the second connecting piece (43) is positioned between the gear box (6) and the fixing plate (7), a second arc-shaped buffer hole (46) is formed in the middle of the cylindrical part of the second connecting piece (43) along the circumferential direction, the direction of an opening of the second arc-shaped buffer hole (46) is consistent with the direction of a belt wheel tooth part of the third gear (41), the second operating shaft (44) is arranged in the cylindrical part of the second connecting piece (43) and extends out of the fixing plate (7), a cabinet door interlocking baffle (42) is arranged at the rear end of the second operating shaft (44), and the second positioning pin (45) penetrates through the second arc-shaped buffer hole (46) and is vertically arranged on the second operating shaft (44) The above.

5. A coil spring isolating operating mechanism according to claim 4, wherein: the gear box further comprises a second limiting column (47) blocking the second positioning pin (45), and the second limiting column (47) is installed between the gear box (6) and the fixing plate (7) and located on the lower right of the cylindrical portion of the second connecting piece (43).

6. A coil spring isolating operating mechanism as claimed in claim 1, wherein: still include combined floodgate counting assembly (8), combined floodgate counting assembly (8) are including the chain separation blade (81) of combined floodgate and the chain separation blade (82) of count, the chain separation blade (81) of combined floodgate is fixed on main shaft (2) and is located the rear side of gear box (6), the chain separation blade (82) of count is folded through elasticity and is detained (83) vertical setting on gear box (6), elasticity is folded and is detained (83) for having elastic sheetmetal, and elasticity is folded and detain (83) and form the U-shaped through the inflection, and the one end that elasticity was folded and detained (83) is fixed on gear box (6), and the other end that elasticity was folded and detained (83) is fixed on the chain separation blade (82) of count, the middle part of the chain separation blade (82) of count is equipped with right extension and with the chain separation blade (81) complex baffle (84) of combined floodgate.

7. A coil spring isolating operating mechanism as claimed in claim 1, wherein: the main shaft (2) is further provided with a cam (22), and the cam (22) is located on the front side of the fixing plate (7).

8. A coil spring isolating operating mechanism according to claim 4, wherein: the rear end of the first operating shaft (33) is of a hexagonal shaft structure, the rear end of the second operating shaft (44) is of a hexagonal shaft structure, and the cross-sectional area of the hexagonal shaft structure of the first operating shaft (33) is different from the cross-sectional area of the hexagonal shaft structure of the second operating shaft (44).