Electric motor with multi-turn output belt mechanical trip device

Abstract

The application discloses a kind of multi-circle output band mechanical tripping device's electric mechanism, it is related to electric control technical field, including shell, input structure, transmission structure, signal output and indicating structure and manual locking structure, the inside one end of shell is provided with input structure, one end of input structure is provided with transmission structure, one end of transmission structure is provided with signal output and indicating structure, the other end of input structure is provided with manual locking structure.The application is provided with clutch, the output stroke of mechanism is guaranteed by clutch, by adjusting the connecting sleeve inside clutch, the adjustment of mechanism output stroke can be realized, and clutch is only used as transmission component, only in the terminal of output stroke position can clutch function be realized, so that the slip of clutch in the working process can be avoided, and the stroke switch is only used as the function of cutting off power supply, so that the damage of electric element due to excessive current caused by electrical braking and the switch and damage of mechanism in the process of motor inertia can be avoided.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electric control, in particular to a multi-turn output electric mechanism with mechanical tripping device. BACKGROUND

[0002] By analyzing the development and characteristics of the ultra-high voltage power transmission technology, we realize that the ultra-high voltage power transmission has the characteristics of low line loss, large transmission capacity, long transmission distance, low engineering investment, high corridor utilization rate and strong networking capability, and is an important development direction of power transmission technology, which has important significance for promoting the innovation and development of the world's power industry. The substation is an important part of the ultra-high voltage power transmission, which is the intermediate link between the power plant and the user, and plays a role in transforming and distributing electric energy. GIS, HGIS combined electrical apparatus is particularly suitable for use in urban substations with limited land, mountainous areas and seriously polluted areas. GIS-gas insulated switchgear is a complete set of devices composed of circuit breakers, disconnectors, grounding (fast) switches, transformers, arresters, busbars (single-phase or three-phase), connecting pipes and other transition components.

[0003] The operating energy of the switch is the operating mechanism, in order to meet the requirements of reducing the cost of the switch, reducing the space and stabilizing the quality, a mechanism needs to be developed, which can operate three phases of the disconnecting switch or grounding switch, and the mechanism has two output shafts, one of which operates one phase of the disconnecting switch or grounding switch, and the other operates the remaining two phases of the disconnecting switch or grounding switch, reducing the intermediate transmission link, and most of the transmission components are in the mechanism box to reduce the cost and the influence of environmental factors. Therefore, it is necessary to invent a multi-turn output electric mechanism with mechanical tripping device to solve the above problems. SUMMARY

[0004] The purpose of the present application is to provide a multi-turn output electric mechanism with mechanical tripping device to solve the problems raised in the background art.

[0005] To achieve the above purpose, the present application provides the following technical scheme: a multi-turn output electric mechanism with mechanical tripping device, comprising a shell, an input structure, a transmission structure, a signal output and indication structure, and a manual locking structure, one end of the inside of the shell is provided with the input structure, one end of the input structure is provided with the transmission structure, one end of the transmission structure is provided with the signal output and indication structure, and the other end of the input structure is provided with the manual locking structure.

[0006] The shell comprises a box body and a box cover, and locks are arranged at the four corners of the outer sides of the box body and the box cover.

[0007] The input structure comprises a fixed seat, the middle part of the inner side of the fixed seat is movably connected with a driving rod through a bearing, the top end of the inner side of the fixed seat is fixedly connected with an input motor, the output shaft of the input motor is in transmission connection with the driving rod through an input gear set, one end of the driving rod is fixedly connected with a driving bevel gear, the other end of the driving rod is fixedly connected with a rocker connecting rod;

[0008] The transmission structure comprises two symmetrically distributed mounting plates, the four corners of the side close to each other of the two mounting plates are fixedly connected with connecting rods, the bottom end of the inner side of the mounting plate is provided with a transmission rod, the outer side of the transmission rod is fixedly connected with a transmission bevel gear, the transmission bevel gear is in mesh with the driving bevel gear, one end of the transmission rod is provided with a clutch, one end of the clutch is provided with a rotating rod, one end of the rotating rod is provided with a worm, the middle part of one end of the inner side of the mounting plate is movably connected with a movable rod through a bearing, the middle part of the movable rod is fixedly connected with a worm wheel, the worm wheel is in mesh with the worm, one end of the movable rod is fixedly connected with a driving gear, the middle part of the mounting plate is connected with an output shaft through a bearing, the middle part of the output shaft is fixedly connected with a transmission gear, the transmission gear is in mesh with the driving gear;

[0009] The signal output and indication structure comprises an auxiliary switch, the bottom end of the auxiliary switch is fixedly connected with the inner wall of the bottom end of the box body;

[0010] The manual locking structure comprises a supporting seat, a sliding groove is formed in the middle part of the supporting seat, a sliding table is arranged in the sliding groove, a push plate is fixedly connected to one end of the upper surface of the sliding table, a magnetic switch is fixedly connected to the inner side wall of the push plate.

[0011] Preferably, one end of the output shaft is fixedly connected with a spline shaft, the spline shaft is located on the outer side of the box body, an installation seat is fixedly connected to the middle part of the inner wall of the bottom end of the box body, an angle output rod is connected with the one end of the output shaft through a bevel gear set in transmission.

[0012] Preferably, the clutch comprises a connecting seat, two symmetrically distributed sliding rods are fixedly connected to one side of the connecting seat, a sliding seat is connected to the outer side of the sliding rod in a sleeved manner, reset springs are arranged at both ends of the sliding seat, and a connecting sleeve is movably connected to the middle part of the sliding seat through a bearing.

[0013] Preferably, a positioning groove is formed in one end of the connecting sleeve, a positioning rod matched with the positioning groove is fixedly connected to one end of the transmission rod in the outer side, a guide rod is fixedly connected to the top end of the inner side of the sliding seat, and a rack is fixedly connected to the middle part of the guide rod.

[0014] Preferably, the middle part of the inner side of the mounting plate is movably connected with a pin rod through a bearing, the middle part of the pin rod is fixedly connected with a gear crank, the gear crank is engaged with a rack, one end of the pin rod is fixedly connected with a sector gear, one end of the output shaft is fixedly connected with a positioning gear, and the positioning gear is engaged with the sector gear.

[0015] Preferably, one end of the gear crank is movably connected with a movable arm through a pin shaft, and one end of the inner side of the mounting plate is movably connected with a guide rod through a bearing.

[0016] Preferably, one end of the inner side of the mounting plate is movably connected with a signal output rod through a bearing, the outer side of the signal output rod is fixedly connected with a movable block, and a plurality of grooves matched with the cam are formed in the outer side of the movable block.

[0017] Preferably, the input end of the auxiliary switch is in transmission connection with one end of the signal output rod through a connecting sleeve, and the output end of the auxiliary switch is fixedly connected with a connecting column.

[0018] Preferably, one end of the connecting column is fixedly connected with an indicator, and the indicator is fixedly connected with one end of the outer side of the box body.

[0019] Preferably, the side top end of the support base is fixedly connected with a fixed block, the fixed block is located below the contact of the magnetic blow switch, one end of the support base is fixedly connected with an interlocking coil, and the top end of the outer side of the push plate is fixedly connected with a pull rod.

[0020] The technical effects and advantages of the present application are as follows:

[0021] 1. The clutch is arranged, the output stroke of the mechanism is guaranteed by the clutch, the adjustment of the output stroke of the mechanism can be realized by adjusting the connecting sleeve in the clutch, the clutch only serves as a transmission component, and the clutch function can only be realized at the terminal of the output stroke position, so that the clutch can be prevented from slipping during the working process.

[0022] 2. The transmission structure is arranged, the transmission structure mainly comprises a worm gear and a worm, the worm gear and the worm cooperate to form a speed reduction structure, the structure is simple, low in cost, convenient to process, small in size, and low in noise during use of the worm gear and the worm, so that the problem of large noise caused by the use of multiple gear reduction structures in some mechanisms is solved.

[0023] 3、The present application sets up transmission structure, transmission structure arranges speed increasing output structure and speed reducing control structure on both sides of transmission structure, uses movable rod as connecting support shaft to connect transmission structure, speed increasing output structure and speed reducing control structure together, optimizes construction distribution, reduces structure volume, and, the device sets up output shaft and angle output rod, output shaft and angle output rod are mechanism shaft and side hanging shaft respectively, two shafts can output same stroke, also can output different formation through bevel gear ratio, thereby, the use and adjustment of the device are facilitated;

[0024] 4、The present application sets up auxiliary switch, auxiliary switch movement is special-shaped gear-pin structure, movement process is divided into action-stop-action three-section type output auxiliary signal point and display indication, movement and display process are very close to switch moving contact action process, auxiliary switch and indicator cooperate, can realize signal output, facilitate staff to determine the state of the device, set up manual locking mechanism, the setting of manual locking mechanism can ensure that the device is in the locked state during maintenance, thereby ensuring the safety of the mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is the overall structure schematic diagram of the present application.

[0026] Figure 2 It is the overall structure schematic diagram of the present application.

[0027] Figure 3 It is the overall structure internal schematic diagram of the present application.

[0028] Figure 4 It is the input structure structure schematic diagram of the present application.

[0029] Figure 5 It is the transmission structure schematic diagram of the present application.

[0030] Figure 6 It is the transmission structure internal schematic diagram of the present application.

[0031] Figure 7 It is the transmission structure side schematic diagram of the present application.

[0032] Figure 8 It is the clutch structure schematic diagram of the present application.

[0033] Figure 9 It is the manual locking structure schematic diagram of the present application.

[0034] Figure 10 It is the transmission structure local schematic diagram of the present application.

[0035] Figure 11 It is the signal output and indication structure schematic diagram of the present application.

[0036] In the figure: 1, shell; 2, input structure; 3, transmission structure; 4, signal output and indication structure; 5, manual locking structure; 101, box body; 102, box cover; 201, fixed seat; 202, drive rod; 203, input motor; 204, input gear set; 205, drive bevel gear; 206, rocker connecting rod; 301, mounting plate; 302, transmission rod; 303, transmission bevel gear; 304, clutch; 305, rotating rod; 306, worm; 307, movable rod; 308, worm gear; 309, drive gear; 310, output shaft; 311, transmission gear; 312, spline shaft; 313, mounting seat; 314, angle output rod; 315, bevel gear set; 316, connecting seat; 317, sliding rod; 318, sliding seat; 319, connecting sleeve; 320, positioning groove; 321, positioning rod; 322, guide rod; 323, rack; 324, pin rod; 325, gear crank; 326, sector gear; 327, positioning gear; 328, movable arm; 329, guide rod; 330, cam; 331, signal output rod; 332, movable block; 401, auxiliary switch; 402, hexagonal shaft connecting sleeve; 403, connecting column; 404, indicator; 501, support seat; 502, sliding groove; 503, sliding table; 504, push plate; 505, magnetic blow switch; 506, fixed block; 507, interlocking coil; 508, pull rod. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0038] The present application provides a kind of multi-turn output belt mechanical tripping device electric mechanism as shown in Figures 1 to 11 The present application provides a kind of multi-turn output belt mechanical tripping device electric mechanism as shown in

[0039] The shell 1, the shell 1 includes box body 101 and box cover 102, the outside of box body 101 and box cover 102 Four corners are all provided with lock catch;

[0040] The input structure 2 comprises a fixed seat 201, the inner middle part of the fixed seat 201 is movably connected with a driving rod 202 through a bearing, the inner top end of the fixed seat 201 is fixedly connected with an input motor 203, the output shaft of the input motor 203 is in transmission connection with the driving rod 202 through an input gear set 204, one end of the driving rod 202 is fixedly connected with a driving bevel gear 205, the other end of the driving rod 202 is fixedly connected with a rocker connecting rod 206;

[0041] The transmission structure 3 comprises two symmetrically distributed mounting plates 301, the four corners of the side close to each other of the two mounting plates 301 are fixedly connected with connecting rods, the inner bottom end of the mounting plate 301 is provided with a transmission rod 302, the outer side of the transmission rod 302 is fixedly connected with a transmission bevel gear 303, the transmission bevel gear 303 is in mesh with the driving bevel gear 205, one end of the transmission rod 302 is provided with a clutch 304;

[0042] Specifically, the output stroke of the mechanism is guaranteed by the clutch 304, the output stroke of the mechanism can be adjusted by adjusting the connecting sleeve in the clutch 304, and the clutch 304 only serves as a transmission component and can only realize the clutch function at the terminal of the output stroke position, so that the clutch 304 can be avoided from slipping during the working process, and when the clutch 304 is used to control the output stroke of the mechanism, the travel switch only serves as a power-off function, so that the damage of the electrical elements caused by the excessive current due to the electrical braking and the switch and damage of the mechanism caused by the motor inertia process can be avoided.

[0043] More specifically, one end of the clutch 304 is provided with a rotating rod 305, one end of the rotating rod 305 is provided with a worm 306, the inner middle part of one end of the mounting plate 301 is movably connected with a movable rod 307 through a bearing, the middle part of the movable rod 307 is fixedly connected with a worm wheel 308, the worm wheel 308 is in mesh with the worm 306, the worm wheel 308 and the worm 306 cooperate to form a speed reduction structure, which is simple in structure, low in cost, convenient in processing, small in size, and low in noise during use, thereby solving the problem of large noise caused by the use of multiple gear reduction structures in some mechanisms, one end of the movable rod 307 is fixedly connected with a driving gear 309, the middle part of the mounting plate 301 is connected with an output shaft 310 through a bearing, the middle part of the output shaft 310 is fixedly connected with a transmission gear 311, the transmission gear 311 is in mesh with the driving gear 309, one end of the output shaft 310 is fixedly connected with a spline shaft 312, the spline shaft 312 is located on the outer side of the box body 101, the middle part of the mounting seat 313 is movably connected with an angle output rod 314 through a bearing, the angle output rod 314 is in transmission connection with one end of the output shaft 310 through a bevel gear set 315;

[0044] And, the clutch 304 includes a connecting seat 316, one side of the connecting seat 316 is fixedly connected with two symmetrical distributed slide rods 317, the outer side of the slide rod 317 is sleevedly connected with a sliding seat 318, both ends of the sliding seat 318 are provided with return springs, the middle part of the sliding seat 318 is movably connected with a connecting sleeve 319 through a bearing, one end of the connecting sleeve 319 is provided with a positioning groove 320, the outer side of one end of the transmission rod 302 is fixedly connected with a positioning rod 321 matched with the positioning groove 320, when the positioning rod 321 is matched with the positioning groove 320, the clutch 304 is in a tripping state, when the gear crank arm 325 moves 90°, the gear crank arm 325 drives the rack 323 to move a certain stroke, and the rack 323 drives the connecting sleeve 319 to move a certain stroke through the sliding seat 318, at this time, the positioning groove 320 on the connecting sleeve 319 is separated from the positioning rod 321, the clutch 304 enters the tripping state, at this time, when the input motor 203 rotates, the worm 396 does not move, the output, signal and indication output of the mechanism stop, when the next opposite direction movement is needed, under the action of the return spring, the mechanism can realize normal movement again, by adjusting the initial position of the sliding seat 318, the tripping stroke of the clutch 304 can be adjusted, and then the output angle of the mechanism can be controlled;

[0045] Moreover, the inner side top end of the sliding seat 318 is fixedly connected with a guide rod 322, the middle part of the guide rod 322 is fixedly connected with a rack 323, the inner side middle part of the mounting plate 301 is movably connected with a pin rod 324 through a bearing, the middle part of the pin rod 324 is fixedly connected with a gear crank arm 325, the gear crank arm 325 is meshed with the rack 323, one end of the pin rod 324 is fixedly connected with a sector gear 326, one end of the output shaft 310 is fixedly connected with a positioning gear 327, the positioning gear 327 is meshed with the sector gear 326, one end of the gear crank arm 325 is movably connected with a movable arm 328 through a pin shaft, one end of the mounting plate 301 is movably connected with a guide rod 329 through a bearing, the middle part of the guide rod 329 is fixedly connected with a cam 330, one end of the movable arm 328 is movably connected with the cam 330 through a pin shaft, one end of the inner side of the mounting plate 301 is movably connected with a signal output rod 331 through a bearing, the outer side of the signal output rod 331 is fixedly connected with a movable block 332, a plurality of recesses matched with the cam 330 are formed in the outer side of the movable block 332;

[0046] Further, the driving gear 309 and the transmission gear 311 form a speed increasing output structure of the device, and the positioning gear 327 and the sector gear 326 form a speed reducing output structure of the mechanism, the speed increasing output structure and the speed reducing control structure are arranged on both sides of the transmission structure, the transmission structure, the speed increasing output structure and the speed reducing control structure are connected together by using the movable rod as a connecting support shaft, the construction distribution is optimized, the structure volume is reduced, and moreover, the device is provided with an output shaft and an angle output rod, the output shaft and the angle output rod are used as a mechanism shaft and a side hanging shaft respectively, the two shafts can output the same stroke, or can output different strokes through a bevel gear ratio, so that the use and adjustment of the device are facilitated.

[0047] The signal output and indication structure 4 comprises an auxiliary switch 401, the bottom end of the auxiliary switch 401 is fixedly connected with the bottom end inner wall of the box body 101, the input end of the auxiliary switch 401 is in transmission connection with one end of the signal output rod 331 through a hexagonal shaft connecting sleeve 402, the output end of the auxiliary switch 401 is fixedly connected with a connecting column 403, one end of the connecting column 403 is fixedly connected with an indicator 404, the indicator 404 is fixedly connected with one end of the outer side of the box body 101, the auxiliary switch 401 is a special-shaped gear-pin structure, and the movement process is divided into three sections of action-stop-action to output auxiliary signal points and display indications, the movement and display process is very close to the action process of the moving contact of the switch, the auxiliary switch 401 and the indicator 404 can realize the output of signals, and the state of the device can be determined by the staff.

[0048] The manual locking structure 5 comprises a support seat 501, a sliding groove 502 is arranged in the middle part of the support seat 501 in a penetrating mode, a sliding table 503 is arranged in the sliding groove 502, a push plate 504 is fixedly connected with one end of the upper surface of the sliding table 503, a magnetic blow switch 505 is fixedly connected with the inner side wall of the push plate 504, a fixed block 506 is fixedly connected with the top end of one side of the support seat 501 and is located below the contact of the magnetic blow switch 505, a locking coil 507 is fixedly connected with one end of the support seat 501, a pull rod 508 is fixedly connected with the top end of the outer side of the push plate 504, and the manual locking structure 5 can ensure that the device is in a locked state during maintenance, so that the use safety of the mechanism is ensured.

[0049] Working principle of the device:

[0050] The device in use, through the input structure 2 signal or power input, through the device outside the signal input knob to input motor 203 issue instructions, or by installing a rocker arm on one end of the rocker arm connecting rod 206, to realize the power input of the drive rod 202, drive rod 202 drive bevel gear 205 rotation, drive bevel gear 205 drive transmission bevel gear 303 rotation, transmission bevel gear 303 drive transmission rod 302 rotation, and transmission rod 302 through the understanding of the rod 305 rotation, rotating rod 305 through the worm 306 and worm gear 308 drive movable rod 307 rotation, movable rod 307 through the drive gear 309 and transmission gear 311 drive output shaft 310 rotation, one end of the output shaft 310 drive spline shaft 312 rotation, the realization mechanism side power output, at the same time, the output shaft 310 through the bevel gear set 315 drive angle output rod 314 rotation, angle output rod 314 can realize the power output of the other side of the mechanism, at the same time, the output shaft 310 end positioning gear 327 drive sector gear 326 rotation, sector gear 326 drive pin rod 324 rotation, pin rod 324 drive gear crank 325 rotation, gear crank 325 drive movable arm 328 and rack 323 movement, rack 323 drive clutch 304 in the connecting sleeve movement, can realize the clutch function, and movable arm 328 can drive cam 330 rotation, in turn drive guide rod 329 movement, guide rod 329 drive signal output rod 331 rotation, signal output rod 331 drive auxiliary switch 401 input shaft rotation, auxiliary switch 401 on the indicator 404 effect, so that the indicator 404 indication content follow the mechanism operation and change, so as to realize the electric drive of the mechanism.

[0051] When the mechanism is maintained, the device is locked by using the manual locking structure 5, the pull rod 508 is pulled, the push plate 504 is driven to move, the sliding table 503 is driven to move, the magnetic blow switch 505 is driven to move, the contact of the magnetic blow switch 505 collides with the fixed block 506, and since the magnetic blow switch 505 is electrically connected with the interlocking coil 507, the electric power supply is cut off at this time, and the manual cannot be electric.

[0052] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for those skilled in the art, it still can be modified to the technical scheme recorded in the foregoing embodiments, or equivalent replacement of part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. An electric motor mechanism of a multi-turn output belt mechanical tripping device, characterized by, It includes shell (1), input structure (2), transmission structure (3), signal output and indication structure (4) and manual locking structure (5), one end of the inside of the shell (1) is provided with input structure (2), one end of the input structure (2) is provided with transmission structure (3), one end of the transmission structure (3) is provided with signal output and indication structure (4), the other end of the input structure (2) is provided with manual locking structure (5); The shell (1) includes a box body (101) and a box cover (102), and the outer sides of the four corners of the box body (101) and the box cover (102) are provided with buckles; The input structure (2) includes a fixed seat (201), a driving rod (202) is movably connected to the inner side of the middle part of the fixed seat (201) through a bearing, an input motor (203) is fixedly connected to the inner side top end of the fixed seat (201), the output shaft of the input motor (203) is in transmission connection with the driving rod (202) through an input gear set (204), one end of the driving rod (202) is fixedly connected with a driving bevel gear (205), and the other end of the driving rod (202) is fixedly connected with a rocker arm connecting rod (206); The transmission structure (3) includes two symmetrically distributed mounting plates (301), the four corners of the side close to each other of the two mounting plates (301) are fixedly connected with connecting rods, the inner side bottom end of the mounting plate (301) is provided with a transmission rod (302), the outer side of the transmission rod (302) is fixedly connected with a transmission bevel gear (303), the transmission bevel gear (303) is engaged with the driving bevel gear (205), one end of the transmission rod (302) is provided with a clutch (304), one end of the clutch (304) is provided with a rotating rod (305), one end of the rotating rod (305) is provided with a worm (306), the inner side of one end of the mounting plate (301) is movably connected with a movable rod (307) through a bearing, the middle part of the movable rod (307) is fixedly connected with a worm wheel (308), the worm wheel (308) is engaged with the worm (306), one end of the movable rod (307) is fixedly connected with a driving gear (309), the middle part of the mounting plate (301) is connected with an output shaft (310) through a bearing, the middle part of the output shaft (310) is fixedly connected with a transmission gear (311), and the transmission gear (311) is engaged with the driving gear (309); The signal output and indication structure (4) includes an auxiliary switch (401), and the bottom end of the auxiliary switch (401) is fixedly connected with the inner wall of the bottom end of the box body (101); The manual locking structure (5) comprises a supporting seat (501), a sliding groove (502) is formed in the middle part of the supporting seat (501), a sliding table (503) is arranged in the sliding groove (502), a push plate (504) is fixedly connected to the upper surface of one end of the sliding table (503), and a magnetic switch (505) is fixedly connected to the inner side wall of the push plate (504); The clutch (304) comprises a connecting seat (316), two symmetrical sliding rods (317) are fixedly connected to one side of the connecting seat (316), a sliding seat (318) is connected to the outer side of the sliding rod (317) in a sleeved mode, reset springs are arranged at both ends of the sliding seat (318), and a connecting sleeve (319) is movably connected to the middle part of the sliding seat (318) through a bearing; One end of the connecting sleeve (319) is provided with a positioning groove (320), one end of the transmission rod (302) is fixedly connected with a positioning rod (321) matched with the positioning groove (320), the inner side top end of the sliding seat (318) is fixedly connected with a guide rod (322), and the middle part of the guide rod (322) is fixedly connected with a rack (323); The inner side middle part of the mounting plate (301) is movably connected with a pin rod (324) through a bearing, the middle part of the pin rod (324) is fixedly connected with a gear crank (325), the gear crank (325) is engaged with the rack (323), one end of the pin rod (324) is fixedly connected with a sector gear (326), one end of the output shaft (310) is fixedly connected with a positioning gear (327), and the positioning gear (327) is engaged with the sector gear (326).

2. An electric motor mechanism with a multi-turn output belt mechanical trip device according to claim 1, characterized in that: One end of the output shaft (310) is fixedly connected with a spline shaft (312), the spline shaft (312) is located outside the box body (101), the middle part of the bottom end inner wall of the box body (101) is fixedly connected with a mounting seat (313), the middle part of the mounting seat (313) is movably connected with an angle output rod (314) through a bearing, and the angle output rod (314) is in transmission connection with one end of the output shaft (310) through a bevel gear set (315).

3. An electric motor mechanism with a multi-turn output belt mechanical trip device according to claim 2, characterized in that: One end of the gear crank (325) is movably connected with a movable arm (328) through a pin shaft, and one end of the mounting plate (301) is movably connected with a guide rod (329) through a bearing.

4. An electric motor mechanism with a multi-turn output belt mechanical trip device according to claim 3, characterized in that: One end of the mounting plate (301) is movably connected with a signal output rod (331) through a bearing, the outer side of the signal output rod (331) is fixedly connected with a movable block (332), and a plurality of recesses matched with the cam (330) are formed in the outer side of the movable block (332).

5. An electric motor mechanism with a multi-turn output belt mechanical trip device according to claim 4, characterized in that: The input end of the auxiliary switch (401) is in transmission connection with one end of the signal output rod (331) through a hexagonal shaft connecting sleeve (402), and the output end of the auxiliary switch (401) is fixedly connected with a connecting column (403).

6. An electric motor mechanism with a multi-turn output belt mechanical trip device according to claim 5, characterized in that: One end of the connecting column (403) is fixedly connected with an indicator (404), which is fixedly connected with one end of the outside of the box body (101).

7. An electric motor mechanism with a multi-turn output belt mechanical trip device according to claim 6, characterized in that: One side top end of the support seat (501) is fixedly connected with a fixed block (506), which is located below the contact of the magnetic blowout switch (505). One end of the support seat (501) is fixedly connected with an interlocking coil (507). The outside top end of the push plate (504) is fixedly connected with a pull rod (508).

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