CN211266672U - Special motor for construction elevator - Google Patents

Abstract

The utility model relates to the technical field of construction elevators, in particular to a special motor for a construction elevator, which comprises an accessory box, wherein a motor box is welded on the right side of the accessory box; the utility model discloses an accessory case, the motor case, motor body, drive sprocket, the apparatus further comprises a rotating disk, driven sprocket, first speed governing subassembly, second speed governing subassembly, the loading board, connect out the setting of axle and fluted disc, make the special motor of construction elevator possess the advantage of adjustable rotational speed and moment of torsion, solved current motor moment of torsion and rotational speed isoparametric simultaneously and set for the standard in order to dispatch from the factory, can't transform in the function, at the in-process that the material goes up and down, the material that weight is big needs lower rotational speed and great moment of torsion just can guarantee its slow stable transport, but when carrying low weight material, if still carry with the big moment of torsion mode of low rotational speed, can increase the time that the material was carried undoubtedly, thereby influence work efficiency's problem.

Description

Special motor for construction elevator

Technical Field

The utility model relates to a construction elevator technical field specifically is construction elevator special motor.

Background

The construction elevator is generally called as a construction elevator, but the definition of the construction elevator is wider, a construction platform also belongs to a construction elevator series, the simple construction elevator consists of a lift car, a driving mechanism, a standard section, an attached wall, a chassis, a fence, an electrical system and the like, the construction elevator is a manned cargo-carrying construction machine frequently used in buildings, the riding is comfortable and safe due to the unique box body structure, the construction elevator is usually matched with a tower crane on a construction site, the general load is 0.3-3.6 tons, and the running speed is 1-96M/min.

Construction elevator's drive mode is provided by the motor mainly, current motor moment of torsion and rotational speed isoparametric are for the standard with leaving the factory, can't alternate in the function, at the in-process that the material goes up and down, the material that weight is big needs lower rotational speed and great moment of torsion just can guarantee its slow stable transport, but when carrying low weight material, if still carry with the big moment of torsion mode of low rotational speed, can increase the time that the material was carried undoubtedly, thereby influence work efficiency, for this we propose a construction elevator special motor and solve this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special motor of construction elevator, possess the advantage of adjustable rotational speed and moment of torsion, it sets for the standard in order to dispatch from the factory to have solved current motor moment of torsion and rotational speed isoparametric, can't alternate in the function, at the in-process of material lift, the material that weight is big needs lower rotational speed and great moment of torsion just can guarantee its slow stable transport, but when carrying low weight material, if still carry with the big moment of torsion mode of low rotational speed, can increase the time that the material was carried undoubtedly, thereby influence work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the special motor for the construction elevator comprises an accessory box, wherein a motor box is welded on the right side of the accessory box, a motor body is fixedly installed at the bottom of an inner cavity of the motor box, an output shaft of the motor body sequentially penetrates through the motor box and the accessory box, driving sprockets are welded in the inner cavity of the accessory box, the number of the driving sprockets is two, rotating shafts are supported by bearings at the upper end and the lower end of the right side of the inner cavity of the accessory box, a rotating disc is welded at the left end of each rotating shaft, a driven sprocket is welded on the surface of each rotating shaft, a chain is wound on the surface of each driven sprocket, each driven sprocket is in transmission connection with the corresponding driving sprocket through the corresponding chain, a first speed regulating assembly is supported by a top bearing at the left side of the inner cavity of the accessory box, a second speed regulating assembly is supported by a bottom bearing at the left side of the, the left end of the connecting shaft penetrates through the accessory box through a bearing and extends to the outside, and a fluted disc is welded on the surface of the connecting shaft and in the inner cavity of the accessory box.

Preferably, the first speed regulation assembly comprises a first rotating rod, the left end of the first rotating rod is supported by a left bearing of an inner cavity of the accessory box, the right end of the first rotating rod penetrates through the bearing plate and extends to the outside to be welded with a first driving square pipe, the surface of the first driving square pipe is connected with a first driving sleeve in a sliding manner, the surface of the first driving sleeve is welded with a first driving tooth, a first driven tooth is meshed below the first driving tooth, the inner wall of the first driven tooth is welded with a first driven sleeve, the inner cavity of the first driven sleeve is connected with a first driven square pipe in a sliding manner, the inner cavity of the first driven square pipe is welded with a first connecting rod, the left end of the first connecting rod penetrates through the bearing plate and extends to the outside to be supported by an inner bearing of the inner wall of the accessory box, the right end of the first connecting rod is supported by a right bearing of the inner cavity of the accessory box, the surface of the first connecting rod is positioned on the left side of the, the first connecting teeth are meshed with the fluted disc.

Preferably, the right side of loading board just is located fixed mounting and has first electric putter between first bull stick and the head rod, first electric putter's right-hand member welding has first connecting plate, the inner wall of first connecting plate is established on first initiative sleeve pipe and first driven sleeve pipe's surface through the bearing housing.

Preferably, the second speed regulation assembly comprises a second rotating rod, the left end of the second rotating rod is supported by a left bearing of the inner cavity of the accessory box, the right end of the second rotating rod penetrates through the bearing plate and extends to the outside to be welded with a second driving square pipe, the surface of the second driving square pipe is connected with a second driving sleeve in a sliding manner, the surface of the second driving sleeve is welded with a second driving tooth, a second driven tooth is meshed above the second driving tooth, the inner wall of the second driven tooth is welded with a second driven sleeve, the inner cavity of the second driven sleeve is connected with a second driven square pipe in a sliding manner, the inner cavity of the second driven square pipe is welded with a second connecting rod, the left end of the second connecting rod penetrates through the bearing plate and extends to the outside to be supported by an inner bearing of the inner wall of the accessory box, the right end of the second connecting rod is supported by a right bearing of the inner cavity of the accessory box, the surface of the second connecting rod, which is positioned on the left, the second connecting teeth are meshed with the fluted disc.

Preferably, the right side of the bearing plate is fixedly provided with a second electric push rod between the second rotating rod and the second connecting rod, the right end of the second electric push rod is welded with a second connecting plate, and the inner wall of the second connecting plate is sleeved on the surfaces of the second driving sleeve and the second driven sleeve through a bearing sleeve.

Preferably, the cross-sectional shapes of the first driving square pipe, the first driving sleeve, the first driven square pipe and the first driven sleeve are squares, the cross-sectional shapes of the second driving square pipe, the second driving sleeve, the second driven square pipe and the second driven sleeve are squares, the diameter of the first driving tooth is the same as that of the second driven tooth, the diameter of the first driven tooth is the same as that of the second driving tooth, and the diameter of the first driving tooth is smaller than that of the first driven tooth.

Preferably, the left side of carousel has seted up the card hole, and the right side of first initiative tooth and second initiative tooth all welds the kelly that uses with the card hole cooperation, and kelly and card hole joint.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an accessory case, the motor case, motor body, drive sprocket, the apparatus further comprises a rotating disk, driven sprocket, first speed governing subassembly, second speed governing subassembly, the loading board, connect out the setting of axle and fluted disc, make the special motor of construction elevator possess the advantage of adjustable rotational speed and moment of torsion, solved current motor moment of torsion and rotational speed isoparametric simultaneously and set for the standard in order to dispatch from the factory, can't transform in the function, at the in-process that the material goes up and down, the material that weight is big needs lower rotational speed and great moment of torsion just can guarantee its slow stable transport, but when carrying low weight material, if still carry with the big moment of torsion mode of low rotational speed, can increase the time that the material was carried undoubtedly, thereby influence work efficiency's problem.

2. The utility model discloses a setting of first speed governing subassembly, after motor body is connected with first speed governing subassembly, can make to connect out the axle rotational speed when rotatory and reduce, the moment of torsion increases, in order to be applicable to the transport of weight volume material, setting through first electric putter and first connecting plate, can control being connected and the disconnection between first speed governing subassembly and the carousel, setting through second speed governing subassembly, after motor body is connected with second speed governing subassembly, can make to connect out the axle rotational speed increase when rotatory, the moment of torsion reduces, in order to be applicable to the transport of weight volume material, setting through second electric putter and second connecting plate, can control being connected and the disconnection between second speed governing subassembly and the carousel.

3. The utility model has the advantages that the cross-sectional shapes of the first driving square pipe, the first driving sleeve pipe, the first driven square pipe and the first driven sleeve pipe are square, the first driving sleeve pipe and the first driven sleeve pipe can respectively slide on the surfaces of the first driving square pipe and the first driven square pipe and have the rotating capability, the cross-sectional shapes of the second driving square pipe, the second driving sleeve pipe, the second driven square pipe and the second driven sleeve pipe are square, the second driving sleeve pipe and the second driven sleeve pipe can respectively slide on the surfaces of the second driving square pipe and the second driven square pipe and have the rotating capability, the diameter of the first driving tooth is smaller than that of the first driven tooth, the rotating speed of a gear with a large diameter naturally rotates slower than that of the gear with a small diameter, the torque of the first speed regulating component during rotation can be increased, and the rotating speed can be reduced, the diameter of second initiative tooth is greater than the diameter of second driven tooth, and the gear rotational speed that the diameter is little can be faster than the gear that the diameter is big certainly, can increase the rotational speed of second speed governing subassembly in the rotation to can reduce the moment of torsion, through the setting of card hole and kelly, can guarantee that the carousel drives first speed governing subassembly and second speed governing subassembly rotation smoothly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side view of a second driving tooth of the present invention;

FIG. 3 is a right side view of the first driving tooth of the present invention;

fig. 4 is a left side view of the turntable of the present invention;

fig. 5 is a left side view of the first connecting plate of the present invention.

In the figure: 1. an accessory case; 2. a motor case; 3. a motor body; 4. a drive sprocket; 5. a rotating shaft; 6. a turntable; 7. a driven sprocket; 8. a first speed regulation assembly; 81. a first rotating lever; 82. a first driving square tube; 83. a first active bushing; 84. a first driving tooth; 85. a first driven tooth; 86. a first driven bushing; 87. a first driven square tube; 88. a first connecting rod; 89. a first connecting tooth; 9. a second speed regulation assembly; 91. a second rotating rod; 92. a second driving square tube; 93. a second active bushing; 94. a second driving tooth; 95. a second driven tooth; 96. a second driven bushing; 97. a second driven square tube; 98. a second connecting rod; 99. a second connecting tooth; 10. a carrier plate; 11. connecting an output shaft; 12. a fluted disc; 13. a first electric push rod; 14. a first connecting plate; 15. a second electric push rod; 16. a second connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the special motor for the construction elevator comprises an accessory box 1, a motor box 2 welded on the right side of the accessory box 1, a motor body 3 fixedly installed at the bottom of an inner cavity of the motor box 2, an output shaft of the motor body 3 sequentially penetrates through the motor box 2 and the accessory box 1 and extends to the inner cavity of the accessory box 1, a driving sprocket 4 is welded on the inner cavity of the accessory box 1, two driving sprockets 4 are provided, a rotating shaft 5 is supported by bearings at the upper end and the lower end of the right side of the inner cavity of the accessory box 1, a rotating disc 6 is welded at the left end of the rotating shaft 5, a driven sprocket 7 is welded on the surface of the rotating shaft 5, a chain is wound on the surface of the driven sprocket 7, the driven sprocket 7 is in transmission connection with the driving sprocket 4 through the chain, a first speed regulating assembly 8 is supported by a top bearing at the left side of, the bearing at the left axis of the bearing plate 10 supports the output shaft 11, the left end of the output shaft 11 penetrates through the accessory box 1 through the bearing and extends to the outside, the fluted disc 12 is welded on the surface of the output shaft 11 and is positioned in the inner cavity of the accessory box 1, the special motor for the construction elevator has the advantages of rotating speed and torque adjustment through the accessory box 1, the motor box 2, the motor body 3, the driving chain wheel 4, the rotating shaft 5, the rotary disc 6, the driven chain wheel 7, the first speed adjusting assembly 8, the second speed adjusting assembly 9, the bearing plate 10, the output shaft 11 and the fluted disc 12, and simultaneously solves the problems that the existing motor torque, rotating speed and other parameters are set as standards in factory setting and cannot be changed during operation, in the process of material lifting, the heavy material can be conveyed slowly and stably only by low rotating speed and large torque, if the conveying is carried out in a low-rotating-speed and high-torque mode, the material conveying time is undoubtedly increased, and therefore the working efficiency is influenced.

In this embodiment, specifically, the first speed adjusting assembly 8 includes a first rotating rod 81, a left end of the first rotating rod 81 is supported by a left bearing of an inner cavity of the accessory box 1, a right end of the first rotating rod 81 penetrates through the bearing plate 10 and extends to the outside to be welded with a first driving square pipe 82, a surface of the first driving square pipe 82 is slidably connected with a first driving sleeve 83, a surface of the first driving sleeve 83 is welded with a first driving tooth 84, a first driven tooth 85 is engaged below the first driving tooth 84, a first driven sleeve 86 is welded on an inner wall of the first driven tooth 85, an inner cavity of the first driven sleeve 86 is slidably connected with a first driven square pipe 87, an inner cavity of the first driven square pipe 87 is welded with a first connecting rod 88, a left end of the first connecting rod 88 penetrates through the bearing plate 10 and extends to the outside to be supported by an inner bearing of the inner wall of the accessory box 1, a right end of the first connecting rod 88 is supported by a right bearing of, the welding of the surface of head rod 88 and the left side that is located loading board 10 has first connecting tooth 89, and first connecting tooth 89 and fluted disc 12 mesh, through the setting of first speed governing subassembly 8, after motor body 3 is connected with first speed governing subassembly 8, can make and connect out axle 11 rotational speed reduction in the time of the rotation, and the moment of torsion increases to be applicable to the transport of heavily quantization material.

In this embodiment, specifically, a first electric push rod 13 is fixedly installed on the right side of the bearing plate 10 and between the first rotating rod 81 and the first connecting rod 88, a first connecting plate 14 is welded at the right end of the first electric push rod 13, the inner wall of the first connecting plate 14 is sleeved on the surfaces of the first driving sleeve 83 and the first driven sleeve 86 through a bearing, and connection and disconnection between the first speed regulating assembly 8 and the rotating disk 6 can be controlled through the arrangement of the first electric push rod 13 and the first connecting plate.

In this embodiment, specifically, the second speed adjusting assembly 9 includes a second rotating rod 91, a left end of the second rotating rod 91 is supported by a left bearing of an inner cavity of the accessory box 1, a right end of the second rotating rod 91 penetrates through the bearing plate 10 and extends to the outside to be welded with a second driving square tube 92, a surface of the second driving square tube 92 is slidably connected with a second driving sleeve 93, a surface of the second driving sleeve 93 is welded with a second driving tooth 94, a second driven tooth 95 is meshed above the second driving tooth 94, a second driven sleeve 96 is welded on an inner wall of the second driven tooth 95, an inner cavity of the second driven sleeve 96 is slidably connected with a second driven square tube 97, an inner cavity of the second driven square tube 97 is welded with a second connecting rod 98, a left end of the second connecting rod 98 penetrates through the bearing plate 10 and extends to the outside to be supported by an inner bearing of an inner wall of the accessory box 1, a right end of the second connecting rod 98 is supported by a right bearing of, the surface of the second connecting rod 98 and the left side of the bearing plate 10 are welded with a second connecting tooth 99, the second connecting tooth 99 is meshed with the fluted disc 12, and through the arrangement of the second speed regulation assembly 9, after the motor body 3 is connected with the second speed regulation assembly 9, the rotating speed of the output shaft 11 can be increased in rotation, and the torque is reduced so as to be suitable for conveying lightweight materials.

In this embodiment, specifically, a second electric push rod 15 is fixedly installed on the right side of the bearing plate 10 and between the second rotating rod 91 and the second connecting rod 98, a second connecting plate 16 is welded to the right end of the second electric push rod 15, the inner wall of the second connecting plate 16 is sleeved on the surfaces of the second driving sleeve 93 and the second driven sleeve 96 through a bearing, and the connection and disconnection between the second speed regulating assembly 9 and the turntable 6 can be controlled through the arrangement of the second electric push rod 15 and the second connecting plate.

In this embodiment, specifically, the cross-sectional shapes of the first driving square pipe 82, the first driving sleeve 83, the first driven square pipe 87 and the first driven sleeve 86 are all square, the cross-sectional shapes of the second driving square pipe 92, the second driving sleeve 93, the second driven square pipe 97 and the second driven sleeve 96 are all square, the diameter of the first driving tooth 84 is the same as that of the second driven tooth 95, the diameter of the first driven tooth 85 is the same as that of the second driving tooth 94, and the diameter of the first driving tooth 84 is smaller than that of the first driven tooth 85, so that the first driving square pipe 82, the first driving sleeve 83, the first driven square pipe 87 and the first driven sleeve 86 are all square, the first driving sleeve 83 and the first driven sleeve 86 can respectively have the ability to rotate while sliding on the surfaces of the first driving square pipe 82 and the first driven square pipe 87, the cross-sectional shapes of the second driving square pipe 92, the second driving sleeve 93, the second driven square pipe 97 and the second driven sleeve 96 are square, the second driving sleeve 93 and the second driven sleeve 96 can slide on the surfaces of the second driving square pipe 92 and the second driven square pipe 97 respectively and have the rotating capacity, the diameter of the first driving tooth 84 is smaller than that of the first driven tooth 85, the rotating speed of a gear with a large diameter naturally slows down a little than that of a gear with a small diameter, the torque of the first speed regulating assembly 8 during rotation can be increased, the rotating speed can be reduced, the diameter of the second driving tooth 94 is larger than that of the second driven tooth 95, the rotating speed of a gear with a small diameter naturally slows down a little than that of a gear with a large diameter, the rotating speed of the second speed regulating assembly 9 during rotation can be increased, and the torque can be reduced.

In this embodiment, specifically, the card hole has been seted up in the left side of carousel 6, and the card pole that uses with the card hole cooperation is all welded on the right side of first drive tooth 84 and second drive tooth 94, and card pole and card hole joint, through the setting of card hole and card pole, can guarantee that carousel 6 drives first speed adjusting component 8 and second speed adjusting component 9 smoothly rotatory.

The working principle is as follows: when the device is used for conveying heavy materials, the first electric push rod 13 pushes the first connecting plate 14 to move to the right side, the first connecting plate 14 drives the first driving sleeve 83 and the first driven sleeve 86 to move to the right side, the first driving sleeve 83 and the first driven sleeve 86 respectively drive the first driving tooth 84 and the first driven tooth 85 to move to the right side, after the clamping rod on the right side of the first driving tooth 84 is clamped with the clamping hole on the left side of the rotating disc 6, the output shaft of the motor body 3 drives the driving sprocket 4 to rotate, the driving sprocket 4 drives the driven sprocket 7 to rotate, the driven sprocket 7 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the rotating disc 6 to rotate, the rotating disc 6 drives the first driving tooth 84 to rotate, the first driving tooth 84 drives the first driven tooth 85 to rotate, the first driven sleeve 85 drives the first driven sleeve 86 to rotate, the first driven square tube 86 drives the first driven square tube 87 to rotate, the first driven square tube 87 drives the first connecting rod 88 to rotate, the first connecting rod 88 drives the first connecting tooth 89 to rotate, the first connecting tooth 89 drives the fluted disc 12 to rotate, the fluted disc 12 drives the output shaft 11 to rotate, the output shaft 11 outputs power, the diameter of the first driving tooth 84 is smaller than that of the first driven tooth 85, the rotating speed of the gear with the large diameter is naturally slower than that of the gear with the small diameter, the torque of the first speed regulating assembly 8 during rotation can be increased, and the rotating speed can be reduced, when the lightweight material is conveyed, the second electric push rod 15 pushes the second connecting plate 16 to move towards the right side, the second connecting plate 16 drives the second driving sleeve 93 and the second driven sleeve 96 to move towards the right side, the second driving sleeve 93 and the second driven sleeve 96 respectively drive the second driving tooth 94 and the second driven tooth 95 to move towards the right side, after the clamping rod on the right side of the second driving tooth 94 is clamped with the clamping hole on the left side of the rotary disc 6, the output shaft of the motor body 3 drives the driving sprocket 4 to rotate, the driving chain wheel 4 drives the driven chain wheel 7 to rotate, the driven chain wheel 7 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the rotating disc 6 to rotate, the rotating disc 6 drives the second driving tooth 94 to rotate, the second driving tooth 94 drives the second driven tooth 95 to rotate, the second driven tooth 95 drives the second driven sleeve 96 to rotate, the second driven sleeve 96 drives the second driven square pipe 97 to rotate, the second driven square pipe 97 drives the second connecting rod 98 to rotate, the second connecting rod 98 drives the second connecting tooth 99 to rotate, the second connecting tooth 99 drives the fluted disc 12 to rotate, the fluted disc 12 drives the output shaft 11 to rotate, the output shaft 11 outputs power, the diameter of the second driving tooth 94 is larger than that of the second driven tooth 95, the rotating speed of the gear with small diameter is naturally faster than that of the gear with large diameter, the rotating speed of the second speed regulating assembly 9 during rotation can be increased, the torque can be reduced, and the special motor for the construction lifter has the advantages of adjustable rotating speed and torque, is very worthy of popularization.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Construction elevator special motor, including accessory case (1), its characterized in that: the right side welding of accessory case (1) has motor case (2), the bottom fixed mounting of motor case (2) inner chamber has motor body (3), the output shaft of motor body (3) runs through motor case (2) and accessory case (1) in proper order and extends to the inner chamber welding of accessory case (1) and has drive sprocket (4), the quantity of drive sprocket (4) is two, equal bearing support in upper and lower both ends on accessory case (1) inner chamber right side has pivot (5), the left end welding of pivot (5) has carousel (6), the surface welding of pivot (5) has driven sprocket (7), the surface of driven sprocket (7) is around being equipped with the chain, driven sprocket (7) are connected with drive sprocket (4) transmission through the chain, the left top bearing support in accessory case (1) inner chamber has first speed governing subassembly (8), the left bottom bearing support in accessory case (1) inner chamber has second speed governing subassembly (9), the inner wall welding of accessory case (1) has loading board (10), bearing support has and connects out axle (11) in the left axle center department of loading board (10), the left end that connects out axle (11) runs through accessory case (1) through the bearing and extends to the outside, the inner chamber welding that connects out the surface of axle (11) and be located accessory case (1) has fluted disc (12).

2. The construction elevator-dedicated motor according to claim 1, wherein: first speed governing subassembly (8) are including first bull stick (81), the left end of first bull stick (81) supports with the left side bearing in accessory case (1) inner chamber, the right-hand member of first bull stick (81) runs through loading board (10) and extends to the outer welding and has first initiative side pipe (82), the sliding surface of first initiative side pipe (82) is connected with first initiative sleeve pipe (83), the skin weld of first initiative sleeve pipe (83) has first initiative tooth (84), the below meshing of first initiative tooth (84) has first driven tooth (85), the inner wall welding of first driven tooth (85) has first driven sleeve pipe (86), the inner chamber sliding connection of first driven sleeve pipe (86) has first driven side pipe (87), the inner chamber welding of first driven side pipe (87) has first connecting rod (88), the left end of first connecting rod (88) runs through loading board (10) and extends to the inside wall bearing of outside and accessory case (1) and holds the bearing Support, the right-hand member of head rod (88) supports with the right side bearing of accessory case (1) inner chamber, the welding of the surface of head rod (88) and the left side that is located loading board (10) has first connecting tooth (89), first connecting tooth (89) and fluted disc (12) meshing.

3. The construction elevator-dedicated motor according to claim 2, wherein: the right side of loading board (10) just is located fixed mounting between first bull stick (81) and head rod (88) and has first electric putter (13), the right-hand member welding of first electric putter (13) has first connecting plate (14), the inner wall of first connecting plate (14) is established on the surface of first initiative sleeve pipe (83) and first driven sleeve pipe (86) through the bearing housing.

4. The construction elevator-dedicated motor according to claim 1, wherein: second speed governing subassembly (9) are including second bull stick (91), the left end of second bull stick (91) supports with the left side bearing of accessory case (1) inner chamber, the right-hand member of second bull stick (91) runs through loading board (10) and extends to the outer welding and has second initiative side pipe (92), the sliding surface of second initiative side pipe (92) is connected with second initiative sleeve pipe (93), the skin weld of second initiative sleeve pipe (93) has second initiative tooth (94), the top meshing of second initiative tooth (94) has second driven tooth (95), the inner wall welding of second driven tooth (95) has second driven sleeve pipe (96), the inner chamber sliding connection of second driven sleeve pipe (96) has second driven side pipe (97), the inner chamber welding of second driven side pipe (97) has second connecting rod (98), the left end of second connecting rod (98) runs through loading board (10) and extends to the inside wall bearing of outside and accessory case (1) and holds the bearing and supports The support, the right-hand member of second connecting rod (98) supports with the right side bearing of accessory case (1) inner chamber, the welding of the surface of second connecting rod (98) and the left side that is located loading board (10) has second connection tooth (99), second connection tooth (99) and fluted disc (12) meshing.

5. The construction elevator-dedicated motor according to claim 4, wherein: the right side of loading board (10) just is located fixed mounting between second bull stick (91) and second connecting rod (98) and has second electric putter (15), the right-hand member welding of second electric putter (15) has second connecting plate (16), the surface at second initiative sleeve pipe (93) and second driven sleeve pipe (96) is established through the bearing housing to the inner wall of second connecting plate (16).

6. The construction elevator-dedicated motor according to claim 2, wherein: the section shapes of the first driving square pipe (82), the first driving sleeve (83), the first driven square pipe (87) and the first driven sleeve (86) are square, the section shapes of the second driving square pipe (92), the second driving sleeve (93), the second driven square pipe (97) and the second driven sleeve (96) are square, the diameter of the first driving tooth (84) is the same as that of the second driven tooth (95), the diameter of the first driven tooth (85) is the same as that of the second driving tooth (94), and the diameter of the first driving tooth (84) is smaller than that of the first driven tooth (85).

7. The construction elevator-dedicated motor according to claim 1, wherein: the left side of carousel (6) has seted up the card hole, and the right side of first initiative tooth (84) and second initiative tooth (94) all welds the kelly of using with the card hole cooperation, and kelly and card hole joint.

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