CN218950785U

CN218950785U - Lifting appliance rotating mechanism

Info

Publication number: CN218950785U
Application number: CN202223354579.0U
Authority: CN
Inventors: 马浩翔; 郭仔琦
Original assignee: Qingdao Minfeng Wood Industry Co ltd
Current assignee: Qingdao Minfeng Wood Industry Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-02
Anticipated expiration: 2032-12-15

Abstract

The utility model relates to the field of rotating mechanisms, in particular to a lifting appliance rotating mechanism, which comprises a base and a first motor, wherein a mounting bin is fixedly arranged on the upper surface of the base, a second gear is movably arranged in the mounting bin, a rotating shaft is fixedly arranged on the upper surface of the second gear, a turntable is fixedly arranged at the upper end of the rotating shaft, a limiting assembly is fixedly arranged in the mounting bin, a transmission assembly is fixedly connected with the lower surface of the inner part of the mounting bin, the first motor is fixedly arranged in the base, and a reduction gearbox is fixedly arranged on the lower surface of the mounting bin. According to the utility model, after the rotating mechanism is stopped, the rotating mechanism can be conveniently and quickly fixed, so that when the gravity center of furniture deviates to one side, the rotating mechanism can be driven by the suspension arm to rotate, so that the furniture is prevented from colliding with personnel, the damage to the surface of the furniture is reduced, the yield is improved, and meanwhile, the rotating mechanism can rotate along with the movement of the suspension arm.

Description

Lifting appliance rotating mechanism

Technical Field

The utility model relates to the field of rotating mechanisms, in particular to a lifting appliance rotating mechanism.

Background

The lifting appliance is a device for lifting a heavy object in lifting machinery, is widely applied to the lifting industry, and in the clamp production, part of the clamps have large weight and are usually lifted and moved by a small-sized lifting machine.

The rotating structure of the existing part of small-sized crane is driven by the boom to rotate after stopping rotating, and the boom is easy to drive to rotate when the gravity center of the furniture deviates to one side, so that collision can be caused to personnel, furniture is easy to collide, scratches are caused to the surface of the furniture, the yield is affected, and the rotating mechanism is inconvenient to fix rapidly.

Disclosure of Invention

In order to overcome the technical problems, the utility model aims to provide the lifting appliance rotating mechanism, the second motor is used for running, the worm wheel is meshed with the worm, the worm wheel drives the hollow adjusting plate to rotate, the arc-shaped groove pushes the other end of the push rod, the push rod moves along the sliding groove, the latch is meshed with the second gear, and the second gear is fixed, so that after the rotating mechanism stops, the rotating mechanism can be conveniently and quickly fixed, when the center of gravity of furniture is prevented from shifting to one side, the rotating mechanism can be driven by the suspension arm to rotate, so that the furniture is prevented from colliding with people, the damage to the surface of the furniture is also prevented, the yield is reduced, otherwise, the second motor is reversely rotated, the push rod is reset, the latch is separated from the second gear, and the second gear can freely rotate, so that the rotating mechanism can rotate along with the movement of the suspension arm, and different use environments are met.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a hoist rotary mechanism, includes base and motor, fixed surface installs the installation storehouse on the base, the inside activity of installation storehouse is equipped with No. two gears, fixed surface installs the pivot on No. two gears, pivot upper end fixed mounting has the carousel, the inside fixed mounting in installation storehouse has spacing subassembly, the inside lower fixed surface of installation storehouse is connected with drive assembly.

The method is further characterized in that: the motor I is fixedly arranged inside the base, a reduction gearbox is fixedly arranged on the lower surface of the installation bin, the output end of the motor I is fixedly connected with the input end of the reduction gearbox, and the output end of the reduction gearbox penetrates through the lower surface of the installation bin and is rotationally connected with the installation bin.

The method is further characterized in that: the output end of the reduction gearbox is fixedly provided with a first gear, the first gear is connected with a second gear in a meshed mode, a second bearing is fixedly embedded into the upper surface of the mounting bin, and the rotating shaft penetrates through the inner ring of the second bearing and is fixedly connected with the inner ring of the second bearing.

The method is further characterized in that: the limiting assembly comprises a hollow adjusting plate, a limiting plate, a push rod and a latch, wherein the hollow adjusting plate is located below the limiting plate, the lower end of the limiting plate penetrates through the hollow adjusting plate and is fixedly connected with the mounting bin, the latch is fixedly mounted at one end of the push rod, and the latch is meshed with the second gear.

The method is further characterized in that: the inner ring of bearing No. one is fixedly arranged on the surface of the lower surface in the installation bin, the lower end of the hollow adjusting plate is fixedly connected with the inner ring of the bearing No. one, an arc-shaped groove is formed in the upper surface of the hollow adjusting plate, the other end of the push rod is in sliding connection with the arc-shaped groove, a sliding groove is formed in the lower surface of the limiting plate, and the push rod is in sliding connection with the sliding groove.

The method is further characterized in that: the transmission assembly comprises a worm, a worm wheel, a fixing frame and a second motor, wherein the worm wheel is fixedly arranged on the outer side surface of the hollow adjusting plate, and the fixing frame is movably sleeved at two ends of the worm and is rotationally connected with the worm.

The method is further characterized in that: the utility model discloses a motor, including mount, carousel, installation storehouse, motor, worm wheel, carousel lower surface movable embedding installs the ball, no. two motor and installation storehouse fixed connection, no. two motor's output and worm one end fixed connection, worm wheel and worm meshing are connected, carousel and installation storehouse sliding connection are passed through to carousel lower surface movable embedding.

The utility model has the beneficial effects that:

1. through No. two motor operations, drive the worm and rotate in the mount inboard, through the meshing of worm wheel and worm, make the worm wheel drive hollow regulating plate and rotate, the arc groove top moves the push rod other end when hollow regulating plate rotates, make the push rod remove along the spout, with tooth and No. two gear engagement, make No. two gears fixed, simultaneously through four tooth synchromesh, the stability when increasing No. two gear fixation, thereby can be after rotary mechanism stops, be convenient for make rotary mechanism quick fixed, when avoiding furniture focus to one side skew, rotary mechanism can rotate under the drive of davit, so as to avoid furniture to cause colliding with to personnel, also avoid furniture to produce the damage that collides with, reduce the damage that causes its surface, improve the yield.

2. The second motor is reversely rotated, the push rod is reset, the latch is separated from the second gear, the second gear can freely rotate, the rotating mechanism can rotate along with the movement of the suspension arm, different service environments are met, and the fixing frame supports the worm to enable the worm to be meshed with the worm wheel all the time.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall split structure of the present utility model;

FIG. 3 is a schematic view of a limiting assembly and a driving assembly according to the present utility model;

FIG. 4 is a schematic view of the vertical cross-section of the mounting bin of the present utility model;

fig. 5 is a schematic cross-sectional view of the mounting bin of the utility model.

In the figure: 1. a base; 101. a motor I; 102. a reduction gearbox; 103. a first gear; 104. a first bearing; 2. a mounting bin; 201. a second gear; 202. a second bearing; 203. a turntable; 204. a rotating shaft; 205. a ball; 3. a limit component; 301. a hollow adjusting plate; 302. a limiting plate; 303. a chute; 304. a push rod; 305. latch teeth; 306. an arc-shaped groove; 4. a transmission assembly; 401. a worm; 402. a worm wheel; 403. a fixing frame; 404. and a motor II.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a lifting appliance rotating mechanism comprises a base 1 and a first motor 101, wherein the first motor 101 is fixedly installed inside the base 1, an installation bin 2 is fixedly installed on the upper surface of the base 1, a reduction gearbox 102 is fixedly installed on the lower surface of the installation bin 2, the output end of the first motor 101 is fixedly connected with the input end of the reduction gearbox 102, the output end of the reduction gearbox 102 penetrates through the lower surface of the installation bin 2 and is rotationally connected with the installation bin 2, a second gear 201 is movably arranged inside the installation bin 2, a rotating shaft 204 is fixedly installed on the upper surface of the second gear 201, a turntable 203 is fixedly installed on the upper end of the rotating shaft 204, a limiting component 3 is fixedly installed inside the installation bin 2, and a transmission component 4 is fixedly connected with the lower surface inside the installation bin 2.

The output end of the reduction gearbox 102 is fixedly provided with a first gear 103, the first gear 103 is meshed with a second gear 201, a second bearing 202 is fixedly embedded in the upper surface of the installation bin 2, a rotating shaft 204 penetrates through the inner ring of the second bearing 202 and is fixedly connected with the inner ring of the second bearing 202, a ball 205 is movably embedded in the lower surface of the turntable 203, the turntable 203 is slidably connected with the installation bin 2 through the ball 205, the reduction gearbox 102 drives the first gear 103 to rotate, the second gear 201 rotates, the turntable 203 rotates through the transmission of the rotating shaft 204, the ball 205 supports the turntable 203, and meanwhile friction between the turntable 203 and the installation bin 2 is reduced; the limiting assembly 3 comprises a hollow adjusting plate 301, a limiting plate 302, a push rod 304 and a latch 305, wherein the hollow adjusting plate 301 is positioned below the limiting plate 302, the lower end of the limiting plate 302 penetrates through the hollow adjusting plate 301 and is fixedly connected with the mounting bin 2, the latch 305 is fixedly arranged at one end of the push rod 304, and the latch 305 is meshed with the second gear 201; the bearing No. 104 is fixedly arranged on the lower surface of the inside of the installation bin 2, the lower end of the hollow adjusting plate 301 is fixedly connected with the inner ring of the bearing No. 104, the upper surface of the hollow adjusting plate 301 is provided with the arc-shaped groove 306, the other end of the push rod 304 is in sliding connection with the arc-shaped groove 306, the lower surface of the limiting plate 302 is provided with the sliding groove 303, the push rod 304 is in sliding connection with the sliding groove 303, when the hollow adjusting plate 301 rotates, the arc-shaped groove 306 pushes the other end of the push rod 304, the push rod 304 moves along the sliding groove 303, the latch 305 is meshed with the gear No. 201, the gear No. 201 is fixed, simultaneously, the latch 305 is synchronously meshed with the gear No. 201, the stability of the gear No. 201 is improved when the rotary mechanism is fixed, so that the rotary mechanism is convenient to be fast fixed after the rotary mechanism stops, the rotary mechanism can be driven by the suspension arm to rotate, the furniture is prevented from being bumped by the furniture, the furniture is prevented from being bumped, the furniture from damaging the surface of the user, the finished product rate is reduced, otherwise, the motor No. 404 is reversely rotated, the latch 304 is reset, the latch 305 is separated from the gear No. 201, the latch 201, and the gear is enabled to rotate along with the gear No. 201, and the rotary mechanism can rotate along with the rotation condition.

The transmission assembly 4 comprises a worm 401, a worm wheel 402, a fixing frame 403 and a second motor 404, the worm wheel 402 is fixedly arranged on the outer side surface of the hollow adjusting plate 301, the fixing frame 403 is movably sleeved at two ends of the worm 401 and is rotationally connected with the worm 401, and the fixing frame 403 supports the worm 401 to enable the worm 401 to be meshed with the worm wheel 402 all the time; the lower extreme of mount 403 and installation storehouse 2 fixed connection, no. two motor 404's output and worm 401 one end fixed connection, worm wheel 402 and worm 401 meshing are connected, no. two motor 404 operation drives worm 401 and rotates in the mount 403 inboard, through the meshing of worm wheel 402 and worm 401, makes worm wheel 402 drive hollow regulating plate 301 rotation.

Working principle: during the use, fix the davit of hoist in carousel 203 department, reduction gearbox 102 drives gear 103 rotation, make gear 201 rotation No. two, through the transmission of pivot 204, make carousel 203 rotate, ball 205 plays the supporting role to carousel 203, simultaneously reduce the frictional force between carousel 203 and the installation storehouse 2, no. two motor 404 operation, drive worm 401 and rotate in mount 403 inboard, through the meshing of worm wheel 402 and worm 401, make worm wheel 402 drive hollow regulating plate 301 rotation, when hollow regulating plate 301 rotates, the arc groove 306 top moves the push rod 304 other end, make push rod 304 remove along spout 303, with latch 305 and gear 201 meshing No. two, make gear 201 fixed, simultaneously through four latch 305 synchromesh, stability when gear 201 is fixed is increased, thereby can be after rotary mechanism stops, be convenient for make rotary mechanism quick fixed, when avoiding furniture focus to one side skew, rotary mechanism can be rotated under the drive of davit, so as to avoid the furniture to cause the bump to personnel, also avoid producing the damage that bumps to its surface, improve the yield, the worm wheel motor is rotated in the opposite direction, no. two, make gear 305 and reset gear 201 can not rotate with the mount 201, thereby make the opposite rotation of the same kind of support that the rotation of the support frame is made to be free to rotate with the mount 401, and the opposite rotation of the opposite direction is satisfied, the opposite rotation of the gear is made No. 201, and can be rotated with the opposite rotation of the opposite direction, and the rotation of the support gear is made 201, and can be rotated, and has No. 201.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative and explanatory of the utility model, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the utility model or exceeding the scope of the utility model as defined in the claims.

Claims

1. The utility model provides a hoist rotary mechanism, includes base (1) and motor (101), its characterized in that, fixed surface installs installation storehouse (2) on base (1), the inside activity of installation storehouse (2) is equipped with No. two gears (201), fixed surface installs pivot (204) on No. two gears (201), pivot (204) upper end fixed mounting has carousel (203), installation storehouse (2) inside fixed mounting has spacing subassembly (3), the inside lower surface fixedly connected with transmission subassembly (4) of installation storehouse (2).

2. The lifting appliance rotating mechanism according to claim 1, wherein the first motor (101) is fixedly installed inside the base (1), a reduction gearbox (102) is fixedly installed on the lower surface of the installation bin (2), the output end of the first motor (101) is fixedly connected with the input end of the reduction gearbox (102), and the output end of the reduction gearbox (102) penetrates through the lower surface of the installation bin (2) and is rotatably connected with the installation bin (2).

3. The lifting appliance rotating mechanism according to claim 2, wherein a first gear (103) is fixedly arranged at the output end of the reduction gearbox (102), the first gear (103) is in meshed connection with a second gear (201), a second bearing (202) is fixedly embedded and arranged on the upper surface of the mounting bin (2), and the rotating shaft (204) penetrates through the inner ring of the second bearing (202) and is fixedly connected with the inner ring of the second bearing (202).

4. The lifting appliance rotating mechanism according to claim 1, wherein the limiting assembly (3) comprises a hollow adjusting plate (301), a limiting plate (302), a push rod (304) and a latch (305), the hollow adjusting plate (301) is located below the limiting plate (302), the lower end of the limiting plate (302) penetrates through the hollow adjusting plate (301) and is fixedly connected with the mounting bin (2), the latch (305) is fixedly mounted at one end of the push rod (304), and the latch (305) is in meshed connection with the gear II (201).

5. The lifting appliance rotating mechanism according to claim 4, wherein a first bearing (104) is fixedly arranged on the inner lower surface of the mounting bin (2), the lower end of the hollow adjusting plate (301) is fixedly connected with the inner ring of the first bearing (104), an arc-shaped groove (306) is formed in the upper surface of the hollow adjusting plate (301), the other end of the push rod (304) is slidably connected with the arc-shaped groove (306), a sliding groove (303) is formed in the lower surface of the limiting plate (302), and the push rod (304) is slidably connected with the sliding groove (303).

6. The lifting appliance rotating mechanism according to claim 1, wherein the transmission assembly (4) comprises a worm (401), a worm wheel (402), a fixing frame (403) and a second motor (404), the worm wheel (402) is fixedly arranged on the outer side surface of the hollow adjusting plate (301), and the fixing frame (403) is movably sleeved at two ends of the worm (401) and is rotatably connected with the worm (401).

7. The lifting appliance rotating mechanism according to claim 6, wherein the lower end of the fixing frame (403) is fixedly connected with the installation bin (2), the second motor (404) is fixedly connected with the installation bin (2), the output end of the second motor (404) is fixedly connected with one end of the worm (401), the worm wheel (402) is meshed with the worm (401), the ball (205) is movably embedded in the lower surface of the turntable (203), and the turntable (203) is slidably connected with the installation bin (2) through the ball (205).