CN220578797U - Power device of electric clothes hanger - Google Patents

Abstract

The utility model belongs to the field of electric clothes hangers, and provides a power device of an electric clothes hanger, which comprises a shell, and a power assembly, a retraction assembly and a limiting assembly which are respectively arranged on the shell; the power assembly comprises a motor which is arranged on the shell; the winding and unwinding assembly comprises two winding wheels arranged in the shell and two traction ropes correspondingly wound on the two winding wheels respectively, the winding wheels are in transmission connection with the motor, the winding wheels are provided with inward concave grooves, and the shell is provided with concave grooves corresponding to the concave grooves; the limiting assemblies are two groups, the two groups of limiting assemblies have the same structure and correspond to the two rope winding wheels respectively, and the two groups of limiting assemblies are arranged in the concave on the shell respectively. According to the power device of the electric clothes hanger, the inward concave groove is formed in the rope winding wheel, the concave corresponding to the rope winding wheel groove is formed in the shell, and the limiting assembly is arranged in the concave, so that the overall structure layout is more reasonable, the structure of the power device is more compact and lighter.

Description

Power device of electric clothes hanger

Technical Field

The utility model relates to the field of electric clothes hangers, in particular to a power device of an electric clothes hanger.

Background

The electric clothes hanger is widely used because of automatic lifting and convenient use. One end of a clothesline of the electric clothes hanger is connected with a clothes-airing rod, clothes are hung on the clothes-airing rod, the other end of the clothesline is connected to a lifting control device, and the lifting of the clothesline is controlled by the lifting control device, so that the clothes-airing rod is lifted or lowered. The lifting control device generally comprises a motor and a rope winding wheel, wherein the clothesline is wound on the rope winding wheel, and the motor is connected with the rope winding wheel to drive the rope winding wheel to rotate, so that the clothes airing rod is driven to lift. Along with the improvement of the appearance requirements of users on products, the control mechanism of the electric clothes hanger is increasingly pursued to be light and thin and miniaturized, but the driving mechanism of the clothes hanger in the prior art is large in outline dimension, needs a larger installation space and cannot be light and thin.

The technical problems to be solved by the utility model are as follows: how to realize lighter and thinner power device of the clothes hanger.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide the power device of the electric clothes hanger, which can enable the whole structure of the power device to be more compact and lighter.

The technical scheme adopted by the utility model is as follows: the power device of the electric clothes hanger comprises a shell, and a power assembly, a retraction assembly and a limiting assembly which are respectively arranged on the shell;

the power assembly comprises a motor which is arranged on the shell;

the winding and unwinding assembly comprises two winding wheels arranged in the shell and two traction ropes correspondingly wound on the two winding wheels respectively, the winding wheels are in transmission connection with the motor, the winding wheels are provided with inward concave grooves, and the shell is provided with concave grooves corresponding to the concave grooves;

the limiting assemblies are two groups, the two groups of limiting assemblies have the same structure and correspond to the two rope winding wheels respectively, and the two groups of limiting assemblies are arranged in the concave on the shell respectively.

According to the power device of the electric clothes hanger, the two groups of limiting assemblies are arranged and correspond to the rising and falling limiting positions of the clothes hanger respectively, so that the upper limiting position and the lower limiting position can be respectively and independently adjusted; the material of the rope winding wheel can be reduced by arranging the inward groove on the rope winding wheel, so that the whole weight of the power device is lightened, the requirement for fixing the power device is reduced, and the cost is reduced; in addition, through set up the sunken that corresponds with the reel recess on the casing to with spacing subassembly setting in sunken, can make full use of space, make overall structure overall arrangement more reasonable, be favorable to reducing this power device's overall thickness, make this power device structure compacter, frivolous more.

In some embodiments, the single group of limiting components comprises a second transmission gear, a support, a shifting fork and a first micro switch, wherein the second transmission gear is connected with a rotating shaft of the rope winding wheel, the support is rotatably connected to the outer side of the shell, the support is in transmission connection with the second transmission gear, the shifting fork is coaxially arranged with the support, the shifting fork is in friction fit with the support, the first micro switch is arranged on a shifting fork rotating track, and the first micro switch is electrically connected with the motor.

The lifting or descending position of the electric clothes hanger can be adjusted by adjusting the relative angle between the shifting fork and the support, and the shifting fork and the support are in friction fit, so that the relative position of the shifting fork and the support can be adjusted by only applying external force larger than the friction force between the shifting fork and the support, the electric clothes hanger is convenient to adjust, and under the normal use condition, the shifting fork and the support synchronously rotate, and when the shifting fork contacts with the first micro switch, the motor can stop working, so that the support stops rotating, and the relative angle between the shifting fork and the support cannot change under the normal use, so that the electric clothes hanger is safe and reliable.

In some embodiments, the fork includes a turntable and a contact block, the turntable is coaxially disposed with the support, the contact block is connected with an edge of the turntable, the contact block protrudes from the edge of the support, and the first micro switch is mounted on a movement track of the contact block.

In some embodiments, a limit block corresponding to the contact block is connected to the edge of the support. Through setting up the stopper for the biggest adjustable scope of restriction shift fork prevents that the user from adjusting the shift fork to outside the maximum stroke, because will lead to the haulage rope to rewind when the shift fork is adjusted outside the maximum stroke, causes the motor to damage.

In some embodiments, the support is provided with a prying groove for adjusting the relative angle of the support and the contact block, and the turntable is provided with a penetrating adjusting window corresponding to the prying groove. The prying groove is matched with the adjusting window, and a straight screwdriver or other flat tools are inserted into the prying groove from the adjusting window so as to adjust the relative angle between the shifting fork and the bracket.

In some embodiments, the power assembly further comprises a worm and a first transmission gear, the worm is in transmission connection with the output end of the motor, the number of the first transmission gears is two, the two first transmission gears are all arranged in the shell, the two first transmission gears are respectively arranged on two opposite sides of the worm and are connected with the worm in a transmission manner, and the two rope winding wheels respectively correspond to the two first transmission gears. Through worm and two first drive gear cooperation for can drive two wiring wheels synchronous rotation through a motor, make the clothes hanger both ends can rise and fall in step, operate more steadily.

In some embodiments, the rope winding wheel comprises a first driven gear and a winding drum coaxially arranged, the first driven gear is in transmission connection with the first transmission gear, the winding drum is connected to one end of the first driven gear, and a positioning groove for positioning the traction rope is formed in the winding drum. Through setting up first driven gear and first drive gear cooperation, the moment of torsion of increase output for can use less power motor can obtain great moment of torsion, and can increase the diameter around the rope sheave, thereby reduce the axial height around the rope sheave, be favorable to making power device become flattening, make electric clothes hanger's structure compacter.

In some embodiments, the first drive gear includes first and second coaxially disposed toothed plates, the first toothed plate in meshing drive with the worm, and the second toothed plate in meshing drive with the first driven gear.

In some embodiments, the side wall of the bobbin is provided with a clamping groove for clamping the end of the traction rope. Through setting up the draw-in groove, be convenient for install or change haulage rope.

In some embodiments, the device further comprises two groups of control components with the same structure, the two groups of control components correspond to the two rope winding wheels respectively, the single group of control components comprise a trigger frame, a torsion spring and a second micro switch, the trigger frame is arranged at an outlet of the shell, the trigger frame is hinged with the shell, the torsion spring is sleeved on a rotating shaft of the trigger frame, the two support arms of the torsion spring are respectively abutted to the shell and the trigger frame, the second micro switch is arranged on the shell and corresponds to the trigger frame, and the second micro switch is electrically connected with the motor. When the traction rope is tensioned, the traction rope drives the trigger frame to be separated from the second micro switch; when the clothes hanger descends and is blocked, the traction rope is loosened, the trigger frame is contacted with the second micro switch under the action of the torsion spring, so that the motor stops rotating, and the phenomenon that the traction rope jumps due to the fact that the traction rope is continuously released by the rope winding wheel is avoided, and the motor is prevented from being blocked and damaged.

In some embodiments, a gear ring is disposed on the carrier in driving engagement with the second drive gear. Through setting up the ring gear on the support, can map the stroke of motor to the within range of a round of rotation of shift fork, realize that the stroke that can adjust electric clothes hanger and go up and down in the full range of stroke.

Drawings

FIG. 1 is a schematic view of a power unit of an electric clothes hanger according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of another view of the power unit of the electric clothes hanger of FIG. 1;

FIG. 3 is a schematic view of the power assembly and the retractable assembly of the electric clothes hanger shown in FIG. 1;

FIG. 4 is a schematic view of the power assembly and the retractable assembly of the electric clothes hanger shown in FIG. 3;

fig. 5 is a schematic structural view of a second transmission gear of the limiting assembly in the power device of the electric clothes hanger shown in fig. 1;

fig. 6 is a schematic structural view of the second transmission gear, the bracket and the fork in the limiting assembly.

In the figure: 100. a power device of the electric clothes hanger; 10. a housing; 11. a bottom case; 12. a cover plate; 20. a power assembly; 21. a motor; 22. a worm; 23. a first transmission gear; 231. a first toothed disc; 232. a second toothed disc; 30. a retraction assembly; 31. a rope winding wheel; 311. a first driven gear; 312. a bobbin; 313. a clamping groove; 40. a limit component; 41. a second transmission gear; 42. a bracket; 421. a gear ring; 422. a limiting block; 423. prying grooves; 43. a shifting fork; 431. a turntable; 432. a touch block; 433. adjusting a window; 44. a first microswitch; 50. a resistance control component; 51. a trigger frame; 52. a torsion spring; 53. and a second micro switch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When the number of one element is referred to as being "plural," it may be any number of two or more. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, a power device 100 of an electric clothes hanger according to a preferred embodiment of the present utility model includes a housing 10, and a power assembly 20, a retraction assembly 30 and a limiting assembly 40 respectively mounted on the housing 10.

The shell 10 comprises a bottom shell 11 and a cover plate 12, wherein the bottom shell 11 is provided with a containing groove, and the cover plate 12 covers a mounting cavity with a closed back surface travel of the bottom shell 11; in this embodiment, the bottom case 11 is formed by connecting two disk-shaped structures.

As shown in fig. 3 and 4, the power assembly 20 is configured to provide a power source, the power assembly 20 includes a motor 21, a worm 22, and first transmission gears 23, the motor 21 is mounted on the housing 10, the worm 22 is in transmission connection with an output end of the motor 21, the number of the first transmission gears 23 is two, the two first transmission gears 23 are both built in the housing 10, and the two first transmission gears 23 are respectively disposed on two opposite sides of the worm 22 and are both in transmission connection with the worm 22.

Referring to fig. 1, 3 and 4, the winding and unwinding assembly 30 includes two rope winding wheels 31 disposed in the housing 10, and two traction ropes (not shown) respectively and correspondingly wound on the two rope winding wheels 31, wherein the two rope winding wheels 31 respectively correspond to the two first transmission gears 23, and in this embodiment, the traction ropes are steel wire ropes, and in other embodiments, the traction ropes may be flexible ropes made of other materials; the worm 22 is matched with the two first transmission gears 23, so that the two rope winding wheels 31 can be driven to synchronously rotate through one motor 21, two ends of the clothes hanger can synchronously lift, and the operation is more stable.

Further, the rope reel 31 includes a first driven gear 311 and a reel 312 coaxially disposed. The first driven gear 311 is in transmission connection with the first transmission gear 23, correspondingly, the first transmission gear 23 comprises a first fluted disc 231 and a second fluted disc 232 which are coaxially arranged, the first fluted disc 231 is in meshed transmission with the worm 22, the second fluted disc 232 is in meshed transmission with the first driven gear 311, the first fluted disc 231 is an inclined fluted disc, and the second fluted disc 232 is a straight fluted disc; through setting up first driven gear 311 and first drive gear 23 cooperation, the moment of torsion of increase output for can use less powerful motor 21 can obtain great moment of torsion, and can increase the diameter around rope sheave 31, thereby reduce the axial height around rope sheave 31, be favorable to making power device become flattened, make the structure of electronic clothes hanger compacter. The bobbin 312 is connected to one end of the first driven gear 311, and a positioning groove (not shown) for positioning the traction rope is formed in the bobbin 312. The side wall of the bobbin 312 is provided with a catching groove 313 for catching the end of the hauling cable. By providing the catching groove 313, the traction rope can be mounted or replaced on the outside of the housing 10 without the need to disassemble the housing 10.

Further, an end of the bobbin 312 remote from the first driven gear 311 is provided with an inwardly recessed groove (not shown), and in order to secure the strength of the bobbin 312, a plurality of reinforcing ribs (not shown) are provided at intervals in the groove. By providing the bobbin 312 with recessed grooves, the material of the bobbin 312 can be reduced, resulting in a reduced overall weight of the power unit, reduced requirements for securing the power unit, and reduced costs. Correspondingly, a recess (not shown) corresponding to the groove is provided on the bottom case 11.

Referring to fig. 1, 5 and 6, the number of the limiting assemblies 40 is two, the two limiting assemblies 40 have the same structure and respectively correspond to the two rope winding wheels 31, and the two limiting assemblies 40 are respectively disposed at the bottoms of the recesses on the bottom shell 11. The limiting component 40 is arranged in the recess, so that the space can be fully utilized, the overall structure layout is more reasonable, the overall thickness of the power device is reduced, and the power device is more compact and lighter in structure.

The single-group limiting assembly 40 comprises a second transmission gear 41, a support 42, a shifting fork 43 and a first micro switch 44, wherein the second transmission gear 41 is connected with a rotating shaft of the rope winding wheel 31, tooth grooves matched with the second transmission gear 41 are formed in the rotating shaft of the rope winding wheel 31, the support 42 is rotatably connected to the outer side of the shell 10, the support 42 is in transmission connection with the second transmission gear 41, the shifting fork 43 is coaxially arranged with the support 42, the shifting fork 43 is in friction fit with the support 42, a cylinder (not shown) is arranged in the middle of the shifting fork 43, a cylinder body (not shown) corresponding to the cylinder body is arranged on the support 42, and in order to achieve friction fit between the support 42 and the shifting fork 43, the cylinder body and the cylinder body are in interference fit. The first micro switch 44 is mounted on the rotation track of the fork 43, and the first micro switch 44 is electrically connected with the motor 21. Through setting up two sets of spacing subassembly 40, two sets of spacing subassembly 40 correspond the spacing that the clothes-horse risees and descends respectively, make upper limit and lower spacing can be adjusted independently respectively, can adjust the position that the electronic clothes-horse risees or descends through adjusting the relative angle of shift fork 43 and support 42, moreover because shift fork 43 is friction fit with support 42, only need exert the external force that is greater than frictional force between shift fork 43 and the support 42, can realize the relative position of stepless adjustment shift fork 43 and support 42, it is convenient to adjust, and under normal use condition, shift fork 43 and support 42 synchronous rotation, contact with first micro-gap switch 44 when shift fork 43, motor 21 can stop work, thereby lead to support 42 to stop rotating, consequently the relative angle of shift fork 43 and support 42 can not change under the normal use, safe and reliable.

As shown in fig. 1, in the present embodiment, the fork 43 includes a rotary table 431 and a contact block 432, the rotary table 431 is coaxially disposed with the bracket 42, the contact block 432 is connected with an edge of the rotary table 431, the contact block 432 protrudes from an edge of the bracket 42, and the first micro switch 44 is mounted on a movement track of the contact block 432. In this embodiment, the turntable 431 is disc-shaped, and in other embodiments, the turntable 431 may have a rod-shaped structure. The edge of the bracket 42 is connected with a limiting block 422 corresponding to the contact block 432. By providing the stopper 422 for limiting the maximum adjustable range of the fork 43, the user is prevented from adjusting the fork 43 out of the maximum stroke, because the pulling rope is rewound when the fork 43 is adjusted out of the maximum stroke, resulting in damage of the motor 21.

In order to facilitate the adjustment of the relative angle between the bracket 42 and the fork 43, the bracket 42 is provided with a prying groove 423 for adjusting the relative angle between the bracket 42 and the contact block 432, and the turntable 431 is provided with a through adjustment window 433 corresponding to the prying groove 423. The prying groove 423 is matched with the adjusting window 433, and a straight screwdriver or other flat tools are inserted into the prying groove 423 from the adjusting window 433 so as to adjust the relative angle between the shifting fork 43 and the bracket 42.

As shown in fig. 6, a ring gear 421 in driving engagement with the second transmission gear 41 is provided on the bracket 42. By providing the gear ring 421 on the bracket 42, the stroke of the motor 21 can be mapped to the range of one rotation of the fork 43, and the stroke of the electric clothes hanger can be adjusted in the full stroke range. In this embodiment, the meshing teeth of the gear ring 421 are disposed on the inner side, so that the second transmission gear 41 can be covered, and foreign matters outside can be prevented from entering between the second transmission gear 41 and the gear ring 421, so that the second transmission gear is prevented from being blocked.

The power device 100 of the electric clothes hanger further comprises two groups of resistance control components 50 with the same structure, the two groups of resistance control components 50 respectively correspond to the two rope winding wheels 31, the single group of resistance control components 50 comprise a trigger frame 51, a torsion spring 52 and a second micro switch 53, the trigger frame 51 is arranged at an outlet of the shell 10, the trigger frame 51 is hinged with the shell 10, the torsion spring 52 is sleeved on a rotating shaft of the trigger frame 51, two support arms of the torsion spring 52 respectively abut against the shell 10 and the trigger frame 51, the second micro switch 53 is arranged on the shell 10, the second micro switch 53 corresponds to the trigger frame 51, and the second micro switch 53 is electrically connected with the motor 21. When the traction rope is tensioned, the traction rope drives the trigger frame 51 to be separated from the second micro switch 53; when the clothes hanger descends and is blocked, the traction rope is loosened, the trigger frame 51 is contacted with the second micro switch 53 under the action of the torsion spring 52, so that the motor 21 stops rotating, and the traction rope is prevented from being continuously unreeled around the rope pulley 31 to cause the traction rope to jump, and the motor 21 is prevented from being blocked and damaged.

The power device 100 of the electric clothes hanger achieves the effect of reducing the thickness of the power device through reasonable layout. The motor 21 transmits torque to the two first transmission gears 23 through the worm 22, and then the first transmission gears 23 are meshed with the first driven gears 311 on the rope winding wheel 31 to transmit, so that the rope winding wheel 31 is driven to rotate while the torque is further amplified, and the function of winding and unwinding the traction rope is realized. The rope winding wheel 31 and the second transmission gear 41 rotate coaxially and synchronously, the second transmission gear 41 is meshed with a gear ring on the bracket 42, the stroke of the motor 21 is mapped to the range of 0-360 degrees of rotation of the shifting fork 43, and the upper limit function and the lower limit function which can be independently adjusted in the whole stroke range are realized. By arranging the blocking control assembly 50, the motor 21 is controlled to stop rotating when the traction rope is about to be loosened, and the problem of rope jump is prevented. In addition, after the winding reel 312 of the winding wheel 31 is enlarged, a larger traction rope diameter can be used, so that the safety of the clothes hanger is improved.

Finally, it should be noted that the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the foregoing embodiments, but may be modified or substituted for some of the features described in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a power device (100) of electronic clothes hanger that dries in air, includes casing (10), and install power component (20), receive and release subassembly (30) and spacing subassembly (40) on casing (10) respectively, its characterized in that:

the power assembly (20) comprises a motor (21), and the motor (21) is arranged on the shell (10);

the winding and unwinding assembly (30) comprises two rope winding wheels (31) which are arranged in the shell (10) and two traction ropes which are respectively and correspondingly wound on the two rope winding wheels (31), the rope winding wheels (31) are in transmission connection with the motor (21), the rope winding wheels are provided with inwards-sunk grooves, and the shell (10) is provided with sunk grooves corresponding to the grooves;

the limiting assemblies (40) are two groups, the two groups of limiting assemblies (40) are identical in structure and correspond to the two rope winding wheels (31) respectively, and the two groups of limiting assemblies (40) are arranged in the concave on the shell (10) respectively.

2. The power device (100) of an electric clothes hanger according to claim 1, wherein the single-group limiting assembly (40) comprises a second transmission gear (41), a bracket (42), a shifting fork (43) and a first micro switch (44), the second transmission gear (41) is connected with a rotating shaft of the rope winding wheel (31), the bracket (42) is rotatably connected to the outer side of the shell (10), the bracket (42) is in transmission connection with the second transmission gear (41), the shifting fork (43) is coaxially arranged with the bracket (42), the shifting fork (43) is in friction fit with the bracket (42), the first micro switch (44) is mounted on a rotating track of the shifting fork (43), and the first micro switch (44) is electrically connected with the motor (21).

3. The power device (100) of an electric clothes hanger according to claim 2, wherein the fork (43) comprises a rotary table (431) and a contact block (432), the rotary table (431) is coaxially arranged with the support (42), the contact block (432) is connected with the edge of the rotary table (431), the contact block (432) protrudes out of the edge of the support (42), and the first micro switch (44) is mounted on the movement track of the contact block (432).

4. A power device (100) of an electric clothes hanger according to claim 3, wherein the edge of the bracket (42) is connected with a limiting block (422) corresponding to the contact block (432).

5. A power device (100) of an electric clothes hanger according to claim 3, wherein the bracket (42) is provided with a pry groove (423) for adjusting the relative angle of the bracket (42) and the contact block (432), and the rotary table (431) is provided with a penetrating adjusting window (433) corresponding to the pry groove (423).

6. The power device (100) of the electric clothes hanger according to claim 1, wherein the power assembly (20) further comprises a worm (22) and first transmission gears (23), the worm (22) is in transmission connection with the output end of the motor (21), the number of the first transmission gears (23) is two, the two first transmission gears (23) are all built in the shell (10), the two first transmission gears (23) are respectively arranged on two opposite sides of the worm (22), and are in transmission connection with the worm (22), and the two rope winding wheels (31) are respectively corresponding to the two first transmission gears (23).

7. The power device (100) of the electric clothes hanger according to claim 6, wherein the rope winding wheel (31) comprises a first driven gear (311) and a winding reel (312) which are coaxially arranged, the first driven gear (311) is in transmission connection with the first transmission gear (23), the winding reel (312) is connected to one end of the first driven gear (311), and a positioning groove for positioning the traction rope is formed in the winding reel (312).

8. The power device (100) of the electric clothes hanger according to claim 7, wherein the first transmission gear (23) comprises a first fluted disc (231) and a second fluted disc (232) which are coaxially arranged, the first fluted disc (231) is meshed with the worm (22) for transmission, and the second fluted disc (232) is meshed with the first driven gear (311) for transmission.

9. The power device (100) of the electric clothes hanger of claim 7, wherein the side wall of the winding reel (312) is provided with a clamping groove (313) for clamping the end of the hauling rope.

10. The power device (100) of the electric clothes hanger according to claim 1, further comprising two groups of resistance control components (50) with the same structure, wherein the two groups of resistance control components (50) respectively correspond to the two rope winding wheels (31), the single group of resistance control components (50) comprise a trigger frame (51), a torsion spring (52) and a second micro switch (53), the trigger frame (51) is arranged at an outlet of the shell (10), the trigger frame (51) is hinged with the shell (10), the torsion spring (52) is sleeved on a rotating shaft of the trigger frame (51), two support arms of the torsion spring (52) respectively abut against the shell (10) and the trigger frame (51), the second micro switch (53) is arranged on the shell (10), the second micro switch (53) corresponds to the trigger frame (51), and the second micro switch (53) is electrically connected with the motor (21).