Frame assembly of electric operating mechanism and electric operating mechanism

Abstract

The utility model relates to the technical field of electric operating mechanisms, and provides a frame assembly of an electric operating mechanism and the electric operating mechanism, the frame assembly comprises a first sheet metal part and a second sheet metal part, the first sheet metal part comprises a first sheet metal main body and a bending part, and a gear set is installed between the first sheet metal main body and the second sheet metal part. The bending part is bent downwards from the first metal plate body and fixedly connected with the upper end of the motor, an output shaft at the upper end of the motor penetrates out of the bending part, a motor gear is arranged on the output shaft, and the motor gear is meshed with a last-stage gear of the gear set. The second sheet metal part comprises supporting parts on the left side and the right side and a second sheet metal body connected with the supporting parts, a containing space is formed between the two supporting parts, and an opening suitable for the motor to pass through is formed in the second sheet metal body. According to the utility model, the motor and the gear set can be fixed only by arranging two sheet metal parts, and meanwhile, an accommodating space inside the electric operating mechanism can be formed, so that the size is smaller and the cost is lower.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric operating mechanism technical field, concretely relates to a frame assembly and electric operating mechanism of electric operating mechanism. BACKGROUND

[0002] At present, most of the electric operating mechanism on the market adopts three or more sheet metal parts to constitute the frame assembly, in addition to the sheet metal part for installing the frame assembly itself, in order to provide stable support for the motor and gear set, a plurality of sheet metal parts are separately arranged for fixing the motor and gear set, so that the cost of the frame assembly is higher and the volume is larger. SUMMARY

[0003] The utility model discloses a frame assembly and electric operating mechanism of electric operating mechanism to solve the above technical problem, only need to set up two sheet metal parts in the frame assembly, can realize the fixation of motor and gear set, can also constitute the containing space inside electric operating mechanism simultaneously, and the volume is smaller and the cost is lower.

[0004] The utility model discloses the technical scheme as follows:

[0005] The embodiment of the utility model proposes a frame assembly of electric operating mechanism, the electric operating mechanism includes motor and gear set, the frame assembly includes: first sheet metal part and second sheet metal part, the first sheet metal part includes first sheet metal main part and bending part, the gear set is installed between the first sheet metal main part and second sheet metal part, the bending part is bent from the first sheet metal main part downward, and is fixedly connected with the upper end of the motor, the output shaft of the upper end of the motor passes out from the bending part, motor gear is equipped on the output shaft, and the motor gear is engaged with the last stage gear of the gear set, the second sheet metal part includes the support of left and right sides and the second sheet metal main body of connecting the support, the support is used for installing the frame assembly, and the accommodating space is formed between two support, the opening is set up on the second sheet metal main body and is suitable for the motor to pass, so that the lower end of the motor is located in the accommodating space.

[0006] In addition, the frame assembly according to the utility model can also have the following additional technical features:

[0007] According to one embodiment of the utility model, the second sheet metal part is a sheet metal part of several character shapes, and the ends of two supports are bent for installing the frame assembly.

[0008] According to one embodiment of the utility model, it further includes a plurality of support pins, one end of the support pin is fixedly connected with the first sheet metal main body, and the other end of the support pin is fixedly connected with the second sheet metal main body.

[0009] According to one embodiment of the utility model, two support parts are further provided with a bottom plate, the bottom plate is arranged on the lower side of the motor and is used for supporting the motor.

[0010] In addition, the utility model provides an electric operating mechanism to realize the above-mentioned purpose.

[0011] The utility model provides an electric operating mechanism, including motor, gear group and the frame assembly as described above, the upper end of the motor is fixedly connected with the bending part of the first sheet metal piece of the frame assembly, motor gear is equipped on the output shaft of the upper end of the motor, the motor gear is engaged with the last stage gear of the gear group, the lower end of the motor is located in the containing space formed by the second sheet metal piece of the frame assembly, the gear group is installed between the first sheet metal piece and the second sheet metal piece.

[0012] In addition, the electric operating mechanism according to the utility model can further have the following additional technical features.

[0013] According to one embodiment of the utility model, further include drive shaft and execution assembly, the lower end of the drive shaft passes through the second sheet metal main body of the second sheet metal piece and is connected with the gear group, the gear group is used to drive the drive shaft to rotate under the drive of the motor, to make the execution assembly directly or indirectly drive circuit breaker to close or open under the drive of the drive shaft.

[0014] According to one embodiment of the utility model, the upper end of the drive shaft is provided with a manual operation groove, and the first sheet metal piece is provided with a first manual operation hole corresponding to the manual operation groove.

[0015] According to one embodiment of the present invention, it further includes a housing and a manual / automatic switching assembly. The motor, the gear set, the frame assembly, the drive shaft, and the actuation assembly are all mounted on the housing. The manual / automatic switching assembly includes a fixed base and a slider that can slide relative to the fixed base. The fixed base is mounted on the first sheet metal part. The fixed base has a second manual operation hole corresponding to the manual operation slot. The slider has a third manual operation hole and a first locking hole. The housing has a fourth manual operation hole corresponding to the second manual operation hole and a second locking hole suitable for the slider to extend. The slider has three states. When the slider is in the first state, the third manual operation hole is offset from the second manual operation hole, and the first locking hole is located inside the housing. When the slider is in the second state, the third manual operation hole coincides with the second manual operation hole, and the first locking hole is located inside the housing. When the slider is in the third state, the third manual operation hole is offset from the second manual operation hole, the slider extends from the second locking hole, and the first locking hole is located outside the housing. When the first locking hole is locked, the slider cannot move.

[0016] According to one embodiment of the present invention, the slider has an operating block, and the outer shell has a limiting hole suitable for the movement of the operating block. The limiting hole is used for the operating block to switch between three positions. When the operating block is in the first position, the slider is in the first state; when the operating block is in the second position, the slider is in the second state; and when the operating block is in the third position, the slider is in the third state.

[0017] According to one embodiment of the present invention, the actuating component includes a cam, a slide, and a handle. The cam is connected to the drive shaft so that the cam moves under the drive of the drive shaft. The slide is connected to the cam and can reciprocate. The handle is movably connected to the slide and is used to directly or indirectly drive the circuit breaker to close or open.

[0018] The beneficial effects of this utility model are:

[0019] The electric operating mechanism frame assembly of this utility model only requires two sheet metal parts to fix the motor and gear set of the electric operating mechanism and provide stable support for them. Other components of the electric operating mechanism can be installed in the accommodating space between the support parts. Therefore, the frame assembly of this embodiment does not require additional sheet metal parts for fixing. The frame assembly itself is small in size and low in cost. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of the structure of a frame component according to an embodiment of the present invention;

[0021] Figure 2 The left view of the frame assembly of one embodiment of the present application;

[0022] Figure 3 The right view of the frame assembly of one embodiment of the present application;

[0023] Figure 4 The structural schematic diagram of the electric operating mechanism of one embodiment of the present application (without showing the frame assembly);

[0024] Figure 5 The cross-sectional view of the electric operating mechanism of one embodiment of the present application;

[0025] Figure 6 The exploded view of the electric operating mechanism of one embodiment of the present application;

[0026] Figure 7 The exploded view of the hand-automatic switching assembly of one embodiment of the present application;

[0027] Figure 8 The top view of the electric operating mechanism of one embodiment of the present application when the sliding block is in the first state;

[0028] Figure 9 The top view of the electric operating mechanism of one embodiment of the present application when the sliding block is in the second state;

[0029] Figure 10 The top view of the electric operating mechanism of one embodiment of the present application when the sliding block is in the third state.

[0030] Reference signs:

[0031] 1, motor, 11, output shaft, 12, motor gear, 2, gear set, 21, primary gear, 22, driven gear, 23, final gear, 3, first sheet metal part, 31, first sheet metal body, 32, bent part, 33, first manual operation hole, 4, second sheet metal part, 41, support part, 42, second sheet metal body, 5, support pin, 6, bottom plate, 7, drive shaft, 71, manual operation groove, 8, execution assembly, 81, cam, 82, sliding table, 83, handle, 84, cover plate, 85, guide rail, 86, return spring, 9, shell, 91, fourth manual operation hole, 92, second locking hole, 93, limiting hole, 10, hand-automatic switching assembly, 101, fixing seat, 101a, second manual operation hole, 102, sliding block, 102a, third manual operation hole, 102b, first locking hole, 102c, operation block. DETAILED DESCRIPTION

[0032] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0033] like Figures 1-2 As shown, the electric operating mechanism of this utility model embodiment includes a motor 1 and a gear set 2. The frame assembly of the electric operating mechanism includes a first sheet metal part 3 and a second sheet metal part 4. The first sheet metal part 3 includes a first sheet metal body 31 and a bending part 32. The gear set 2 is installed between the first sheet metal body 31 and the second sheet metal part 4. The bending part 32 bends downward from the first sheet metal body 31 and is fixedly connected to the upper end of the motor 1. The output shaft 11 at the upper end of the motor 1 passes through the bending part 32. A motor gear 12 is provided on the output shaft 11. The motor gear 12 meshes with the last stage gear of the gear set 2 so that the motor 1 can drive the gear on the gear set 2 to rotate through the motor gear 12. The second sheet metal part 4 includes left and right support parts 41 and a second sheet metal body 42 connecting the support parts 41. The support parts 41 are used to install the frame assembly. An accommodating space is formed between the two support parts 41. An opening suitable for the motor 1 to pass through is provided on the second sheet metal body 42 so that the lower end of the motor 1 is located in the accommodating space.

[0034] It is understandable that only two sheet metal parts are needed in the frame assembly to fix the motor 1 and gear set 2 of the electric operating mechanism and provide stable support for them. Other components of the electric operating mechanism can be installed in the accommodating space between the support parts 41. Therefore, the frame assembly of this embodiment does not need to add other sheet metal parts for fixing. The frame assembly itself is small in size and low in cost.

[0035] like Figure 2 As shown, in one embodiment of this utility model, the second sheet metal part 4 can be a sheet metal part with a Z-shaped structure, and the ends of the two support parts 41 are bent to install the frame assembly, increasing the stability of the installation. In some other embodiments of this utility model, the ends of the two support parts 41 can also be bent inward, or the frame assembly can be installed directly without bending; this embodiment does not impose any limitations.

[0036] like Figure 1 and 2As shown, in one embodiment of this utility model, the frame assembly further includes a plurality of support pins 5. One end of each support pin 5 is fixedly connected to the first sheet metal body 31, and the other end of each support pin 5 is fixedly connected to the second sheet metal body 42. Specifically, the support pins can be connected between the first sheet metal body 31 and the second sheet metal body 42 by means of threaded connection or riveting, and this embodiment does not impose any limitations.

[0037] like Figure 1 and 2 As shown, in one embodiment of the present invention, a base plate 6 is also installed between the two support parts 41. The base plate 6 is disposed on the lower side of the motor 1 to support the motor 1 and further enhance the stability of the motor 1.

[0038] In addition, to achieve the above objectives, this utility model also proposes an electric operating mechanism.

[0039] like Figure 1 As shown, the electric operating mechanism of this utility model embodiment includes a motor 1, a gear set 2, and a frame assembly as described above. The upper end of the motor 1 is fixedly connected to the bent portion 32 of the first sheet metal part 3 of the frame assembly. A motor gear 12 is provided on the output shaft 11 at the upper end of the motor 1. The motor gear 12 meshes with the last stage gear of the gear set 2. The lower end of the motor 1 is located in the accommodating space formed by the second sheet metal part 4 of the frame assembly. The gear set 2 is installed between the first sheet metal part 3 and the second sheet metal part 4.

[0040] Since the electric operating mechanism of this embodiment includes the frame assembly described above, it also achieves the aforementioned beneficial effects.

[0041] like Figure 3 As shown, in one embodiment of the present invention, the electric operating mechanism may further include a drive shaft 7 and an execution component 8. The lower end of the drive shaft 7 passes through the second sheet metal body 42 of the second sheet metal part 4 and is connected to the gear set 2. The gear set 2 is used to drive the drive shaft 7 to rotate under the drive of the motor 1, so that the execution component 8 can directly or indirectly drive the circuit breaker to close or open under the drive of the drive shaft 7.

[0042] like Figure 4 As shown, in a specific embodiment of this utility model, the gear set 2 may include a primary gear 21, a driven gear 22, and a final gear 23. The primary gear 21 is connected to the drive shaft 7, and the driven gear 22 is used to connect the primary gear 21 and the final gear 23, so that the gear set 2 drives the drive shaft 7 to rotate under the drive of the motor 1.

[0043] like Figure 4 and Figure 5As shown in the utility model in one embodiment, the upper end of the drive shaft 7 is provided with a manual operation groove 71, and the first sheet metal part 3 is provided with a first manual operation hole 33 corresponding to the manual operation groove 71, so that the operator can rotate the drive shaft 7 through the manual operation groove 71 to drive the circuit breaker to close or open directly or indirectly under the drive of the drive shaft 7, thereby realizing manual operation of the electric operating mechanism.

[0044] As shown in the utility model in one embodiment, the execution assembly 8 can include a cam 81, a sliding table 82 and a handle 83, the cam 81 is connected with the drive shaft 7 to drive the cam 81 to move under the drive of the drive shaft 7, the sliding table 82 is connected with the cam 81 and can reciprocate, and the handle 83 is movably connected with the sliding table 82, and the handle 83 is used to drive the circuit breaker to close or open directly or indirectly. Figure 3 5 As shown in the utility model in one embodiment, the execution assembly 8 can include a cam 81, a sliding table 82 and a handle 83, the cam 81 is connected with the drive shaft 7 to drive the cam 81 to move under the drive of the drive shaft 7, the sliding table 82 is connected with the cam 81 and can reciprocate, and the handle 83 is movably connected with the sliding table 82, and the handle 83 is used to drive the circuit breaker to close or open directly or indirectly.

[0045] Specifically, the bottom of the sliding table 82 can be provided with a handle groove suitable for the left and right movement of the handle 83, when the sliding table 82 slides to the left, the handle 83 abuts against the left inner wall of the handle groove to drive the circuit breaker to enter the first working state, and when the sliding table 82 slides to the right, the handle 83 abuts against the right inner wall of the handle groove to drive the circuit breaker to enter the second working state, wherein the first working state is closing, and the second working state is opening, and the first working state is opening, and the second working state is closing. Figure 5 As shown in the utility model in one embodiment, the execution assembly 8 can include a cam 81, a sliding table 82 and a handle 83, the cam 81 is connected with the drive shaft 7 to drive the cam 81 to move under the drive of the drive shaft 7, the sliding table 82 is connected with the cam 81 and can reciprocate, and the handle 83 is movably connected with the sliding table 82, and the handle 83 is used to drive the circuit breaker to close or open directly or indirectly.

[0046] As shown in the utility model in one embodiment, the execution assembly 8 can include a cam 81, a sliding table 82 and a handle 83, the cam 81 is connected with the drive shaft 7 to drive the cam 81 to move under the drive of the drive shaft 7, the sliding table 82 is connected with the cam 81 and can reciprocate, and the handle 83 is movably connected with the sliding table 82, and the handle 83 is used to drive the circuit breaker to close or open directly or indirectly. Figure 5 As shown in the utility model in one embodiment, the execution assembly 8 can include a cam 81, a sliding table 82 and a handle 83, the cam 81 is connected with the drive shaft 7 to drive the cam 81 to move under the drive of the drive shaft 7, the sliding table 82 is connected with the cam 81 and can reciprocate, and the handle 83 is movably connected with the sliding table 82, and the handle 83 is used to drive the circuit breaker to close or open directly or indirectly.

[0047] As shown in the utility model in one embodiment, the execution assembly 8 can include a cam 81, a sliding table 82 and a handle 83, the cam 81 is connected with the drive shaft 7 to drive the cam 81 to move under the drive of the drive shaft 7, the sliding table 82 is connected with the cam 81 and can reciprocate, and the handle 83 is movably connected with the sliding table 82, and the handle 83 is used to drive the circuit breaker to close or open directly or indirectly. Figure 5 As shown in the utility model in one embodiment, the execution assembly 8 can include a cam 81, a sliding table 82 and a handle 83, the cam 81 is connected with the drive shaft 7 to drive the cam 81 to move under the drive of the drive shaft 7, the sliding table 82 is connected with the cam 81 and can reciprocate, and the handle 83 is movably connected with the sliding table 82, and the handle 83 is used to drive the circuit breaker to close or open directly or indirectly.

[0048] As shown in the utility model in one embodiment, the execution assembly 8 can include a cam 81, a sliding table 82 and a handle 83, the cam 81 is connected with the drive shaft 7 to drive the cam 81 to move under the drive of the drive shaft 7, the sliding table 82 is connected with the cam 81 and can reciprocate, and the handle 83 is movably connected with the sliding table 82, and the handle 83 is used to drive the circuit breaker to close or open directly or indirectly. Figures 6~10 ​As shown, in an embodiment of the utility model, electric operating mechanism can further include shell 9 and hand automatic switching assembly 10, motor 1, gear set 2, frame assembly, drive shaft 7 and execution assembly 8 are all installed to shell 9, hand automatic switching assembly 10 includes fixed seat 101 and the slider 102 that can slide relative to fixed seat 101, fixed seat 101 is installed on the first sheet metal piece 3, fixed seat 101 is set up with the second manual operation hole 101a corresponding with the manual operation groove 71 on, the slider 102 is set up with the third manual operation hole 102a and the first locking hole 102b on, shell 9 is set up with the fourth manual operation hole 91 corresponding with the second manual operation hole 101a and the second locking hole 92 suitable for the slider 102 to stretch out, the slider 102 has three states.

[0049] When the slider 102 is in the first state, the third manual operation hole 102a is staggered with the second manual operation hole 101a, and the operator cannot operate the drive shaft 7 through the fourth manual operation hole 91, and the electric operating mechanism automatically runs, at this time, the first locking hole 102b is located inside the shell 9; when the slider 102 is in the second state, the third manual operation hole 102a coincides with the second manual operation hole 101a, and the operator can operate the drive shaft 7 by inserting the hand into the manual operation groove 71 through the fourth manual operation hole 91, at this time, the first locking hole 102b is still located inside the shell 9; when the slider 102 is in the third state, the third manual operation hole 102a is staggered with the second manual operation hole 101a, and the operator cannot operate the drive shaft 7 through the fourth manual operation hole 91 and the slider 102 stretches out from the second locking hole 92, the first locking hole 102b is located outside the shell 9, and the operator can lock the first locking hole 102b by using a lock, when the first locking hole 102b is locked, the slider 102 is not movable, and misoperation can be avoided, and the stability and reliability of the electric operating mechanism are ensured.

[0050] In an embodiment of the utility model, the slider 102 can also have an operating block 102c, and the shell 9 is provided with a limiting hole 93 suitable for the movement of the operating block 102c, the limiting hole 93 is used for switching the operating block 102c between three positions, when the operating block 102c is in the first position, the slider 102 is in the first state; when the operating block 102c is in the second position, the slider 102 is in the second state, and when the operating block 102c is in the third position, the slider 102 is in the third state, and the operator can switch the different states of the slider by moving the operating block 102c to different positions, which is simple to operate and has a good experience.

[0051] In one embodiment of the utility model, the shell 9 can be attached with the paper 94 with the explanatory text, which provides a prompt for the operator. In other embodiments of the utility model, the raised ribs protruding from the outer side can be directly formed on the shell 9 to form the explanatory text, and the embodiment does not add a restriction.

[0052] In the description of the utility model, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more of the features. The meaning of "a plurality of" is two or more than two, unless otherwise specifically limited.

[0053] In the utility model, unless otherwise specifically defined and limited, the terms "installation", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0054] In the utility model, unless otherwise specifically defined and limited, the first feature is "on" or "under" the second feature. The first and second features can be in direct contact, or the first and second features can be indirectly contacted through an intermediate medium. Moreover, the first feature "above", "above" and "above" of the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" of the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0055] In the description of the specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms is not necessarily for the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, the skilled in the art can combine and combine the different embodiments or examples described in the specification and the features of the different embodiments or examples without contradiction.

[0056] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and the ordinary skilled in the art can change, modify, replace and transform the above-mentioned embodiments within the scope of the utility model.

Claims

1. A frame assembly of an electrically operated mechanism, the electrically operated mechanism comprising an electric motor (1) and a gear set (2), characterized in that, The frame assembly comprises a first sheet metal part (3) and a second sheet metal part (4), The first sheet metal part (3) comprises a first sheet metal body (31) and a bent part (32), the gear set (2) is installed between the first sheet metal body (31) and the second sheet metal part (4), the bent part (32) is bent downward from the first sheet metal body (31) and is fixedly connected with the upper end of the motor (1), the output shaft (11) of the upper end of the motor (1) passes through the bent part (32), a motor gear (12) is arranged on the output shaft (11), and the motor gear (12) is engaged with the last-stage gear of the gear set (2). The second sheet metal part (4) comprises left and right support parts (41) and a second sheet metal body (42) connecting the support parts (41), the support parts (41) are used for installing the frame assembly, the accommodation space is formed between the two support parts (41), and the second sheet metal body (42) is provided with an opening suitable for the motor (1) to pass through, so that the lower end of the motor (1) is located in the accommodation space.

2. The frame assembly of claim 1, wherein, The second sheet metal part (4) is a sheet metal part in a U-shaped structure, and the ends of the two support parts (41) are bent to be used for installing the frame assembly.

3. The frame assembly of claim 1, wherein, A plurality of support pins (5) are further arranged, one end of the support pin (5) is fixedly connected with the first sheet metal body (31), and the other end of the support pin (5) is fixedly connected with the second sheet metal body (42).

4. The frame assembly of claim 1, wherein, A bottom plate (6) is further arranged between the two support parts (41), the bottom plate (6) is arranged on the lower side of the motor (1) and is used for supporting the motor (1).

5. An electrically operated mechanism characterised in that, The frame assembly comprises a first sheet metal part (3) and a second sheet metal part (4), 6. The electrically operated mechanism of claim 5, wherein, The first sheet metal part (3) comprises a first sheet metal body (31) and a bent part (32), the gear set (2) is installed between the first sheet metal body (31) and the second sheet metal part (4), the bent part (32) is bent downward from the first sheet metal body (31) and is fixedly connected with the upper end of the motor (1), the output shaft (11) of the upper end of the motor (1) passes through the bent part (32), a motor gear (12) is arranged on the output shaft (11), and the motor gear (12) is engaged with the last-stage gear of the gear set (2).

7. An electrically operated mechanism according to claim 6, characterised in that, The second sheet metal part (4) comprises left and right support parts (41) and a second sheet metal body (42) connecting the support parts (41), the support parts (41) are used for installing the frame assembly, the accommodation space is formed between the two support parts (41), and the second sheet metal body (42) is provided with an opening suitable for the motor (1) to pass through, so that the lower end of the motor (1) is located in the accommodation space. The second sheet metal part (4) is a sheet metal part in a U-shaped structure, and the ends of the two support parts (41) are bent to be used for installing the frame assembly. A plurality of support pins (5) are further arranged, one end of the support pin (5) is fixedly connected with the first sheet metal body (31), and the other end of the support pin (5) is fixedly connected with the second sheet metal body (42). A bottom plate (6) is further arranged between the two support parts (41), the bottom plate (6) is arranged on the lower side of the motor (1) and is used for supporting the motor (1). The frame assembly comprises a first sheet metal part (3) and a second sheet metal part (4), The first sheet metal part (3) comprises a first sheet metal body (31) and a bent part (32), the gear set (2) is installed between the first sheet metal body (31) and the second sheet metal part (4), the bent part (32) is bent downward from the first sheet metal body (31) and is fixedly connected with the upper end of the motor (1), the output shaft (11) of the upper end of the motor (1) passes through the bent part (32), a motor gear (12) is arranged on the output shaft (11), and the motor gear (12) is engaged with the last-stage gear of the gear set (2). The second sheet metal part (4) comprises left and right support parts (41) and a second sheet metal body (42) connecting the support parts (41), the support parts (41) are used for installing the frame assembly, the accommodation space is formed between the two support parts (41), and the second sheet metal body (42) is provided with an opening suitable for the motor (1) to pass through, so that the lower end of the motor (1) is located in the accommodation space. The second sheet metal part (4) is a sheet metal part in a U-shaped structure, and the ends of the two support parts (41) are bent to be used for installing the frame assembly. A plurality of support pins (5) are further arranged, one end of the support pin (5) is fixedly connected with the first sheet metal body (31), and the other end of the support pin (5) is fixedly connected with the second sheet metal body (42). A bottom plate (6) is further arranged between the two support parts (41), the bottom plate (6) is arranged on the lower side of the motor (1) and is used for supporting the motor (1). The frame assembly comprises a first sheet metal part (3) and a second sheet metal part (4), The first sheet metal part (3) comprises a first sheet metal body (31) and a bent part (32), the gear set (2) is installed between the first sheet metal body (31) and the second sheet metal part (4), the bent part (32) is bent downward from the first sheet metal body (31) and is fixedly connected with the upper end of the motor (1), the output shaft (11) of the upper end of the motor (1) passes through the bent part (32), a motor gear (12) is arranged on the output shaft (11), and the motor gear (12) is engaged with the last-stage gear of the gear set (2). The second sheet metal part (4) comprises left and right support parts (41) and a second sheet metal body (42) connecting the support parts (41), the support parts (41) are used for installing the frame assembly, the accommodation space is formed between the two support parts (41), and the second sheet metal body (42) is provided with an opening suitable for the motor (1) to pass through, so that the lower end of the motor (1) is located in the accommodation space. The second sheet metal part (4) is a sheet metal part in a U-shaped structure, and the ends of the two support parts (41) are bent to be used for installing the frame assembly. A plurality of support pins (5) are further arranged, one end of the support pin (5) is fixedly connected with the first sheet metal body (31), and the other end of the support pin (5) is fixedly connected with the second sheet metal body (42). A bottom plate (6) is further arranged between the two support parts (41), the bottom plate (6) is arranged on the lower side of the motor (1) and is used for supporting the motor (1).

8. The electrically operated mechanism of claim 7, wherein, Further comprising a housing (9) and a hand-automatic switching assembly (10), the motor (1), the gear set (2), the frame assembly, the drive shaft (7) and the execution assembly (8) are all installed on the housing (9), the hand-automatic switching assembly (10) comprises a fixed seat (101) and a sliding block (102) which can slide relative to the fixed seat (101), the fixed seat (101) is installed on the first sheet metal part (3), a second hand-operated hole (101a) corresponding to the hand-operated slot (71) is formed on the fixed seat (101), a third hand-operated hole (102a) and a first locking hole (102b) are formed on the sliding block (102), a fourth hand-operated hole (91) corresponding to the second hand-operated hole (101a) and a second locking hole (92) suitable for the sliding block (102) to extend out are formed on the housing (9), The sliding block (102) has three states, when the sliding block (102) is in the first state, the third hand-operated hole (102a) is staggered with the second hand-operated hole (101a), and the first locking hole (102b) is located inside the housing (9); when the sliding block (102) is in the second state, the third hand-operated hole (102a) coincides with the second hand-operated hole (101a), and the first locking hole (102b) is located inside the housing (9); when the sliding block (102) is in the third state, the third hand-operated hole (102a) is staggered with the second hand-operated hole (101a), the sliding block (102) extends out from the second locking hole (92), and the first locking hole (102b) is located outside the housing (9), when the first locking hole (102b) is locked, the sliding block (102) is not movable.

9. The electrically operated mechanism of claim 8, wherein, The sliding block (102) has an operating block (102c), the housing (9) is provided with a limiting hole (93) suitable for the operating block (102c) to move, the limiting hole (93) is used for switching the operating block (102c) between three positions, when the operating block (102c) is in the first position, the sliding block (102) is in the first state; when the operating block (102c) is in the second position, the sliding block (102) is in the second state, when the operating block (102c) is in the third position, the sliding block (102) is in the third state.

10. The electrically operated mechanism of claim 6, wherein, The execution assembly (8) comprises a cam (81), a sliding table (82) and a handle (83), the cam (81) is connected with the drive shaft (7) to make the cam (81) move under the drive of the drive shaft (7), the sliding table (82) is connected with the cam (81) and can reciprocate, the handle (83) is movably connected with the sliding table (82), and the handle (83) is used for directly or indirectly driving the circuit breaker to close or open.

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