CN112481960A

CN112481960A - Elastic energy storage drying rack

Info

Publication number: CN112481960A
Application number: CN202011418597.3A
Authority: CN
Inventors: 王妙玉; 乔本阁; 黄安川
Original assignee: Guangdong Hotata Technology Group Co Ltd
Current assignee: Guangdong Hotata Technology Group Co Ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-03-12
Anticipated expiration: 2040-12-07

Abstract

The invention relates to the technical field of clothes drying racks, and provides an elastic energy storage clothes drying rack comprising: a first traction rope, a pulley assembly for supporting and conveying the first traction rope, a clothes hanger, a casing, a A rotating shaft on the housing, an energy storage mechanism connected to the rotating shaft, a winding wheel arranged on the rotating shaft, a handle for driving the rotating shaft to rotate, and a traction wire wound on the winding wheel the clothes hanger is connected to one end of the first traction rope, and the other end of the first traction rope is connected to the traction wire; when the clothes hanger is lowered, the energy storage mechanism absorbs part of the Kinetic energy of the rotating shaft; when the clothes hanger rises, the energy storage mechanism releases the energy and pushes the rotating shaft to rotate so as to pull the clothes hanger to rise through the first traction rope. The elastic potential energy of the mainspring is converted into the gravitational potential energy of the hanger, saving the user's strength.

Description

Elastic energy storage clothes hanger

Technical Field

The invention belongs to the technical field of clothes hangers, and particularly relates to an elastic energy storage clothes hanger.

Background

In modern life, it is often necessary to air clothes. In the process of airing clothes, the clothes are usually hung on a clothes hanger by using a clothes supporting rod, which is very troublesome. The clothes hanger is very laborious in the lifting process and very difficult to use.

Disclosure of Invention

The invention aims to provide an elastic energy storage clothes hanger to solve the technical problem that in the prior art, the clothes hanger is very laborious in the lifting process.

In order to achieve the purpose, the invention adopts the technical scheme that: the elastic energy storage clothes hanger comprises: the clothes hanger comprises a first traction rope, a pulley assembly for supporting and conveying the first traction rope, a clothes hanger, a shell, a rotating shaft arranged on the shell, a clockwork spring sleeved on the rotating shaft, a winding wheel arranged on the rotating shaft, a handle for driving the rotating shaft to rotate, and a traction wire wound on the winding wheel; the clothes hanger is connected to one end of the first traction rope, and the other end of the first traction rope is connected to the traction line; the inner end of the clockwork spring is connected to the rotating shaft, and the outer end of the clockwork spring is connected to the shell; when the clothes hanger descends, the first traction rope drives the rotating shaft to rotate through the traction wire so as to enable the spring to contract.

Further, the clockwork spring is formed by coiling a metal plate.

Further, the shell is provided with an accommodating cavity, and the clockwork spring is arranged in the accommodating cavity.

Furthermore, a first slot matched with the inner end of the clockwork spring is arranged on the rotating shaft, and a second slot matched with the outer end of the clockwork spring is arranged on the shell; the inner end of the clockwork spring is inserted into the first slot, and the other end of the clockwork spring is inserted into the second slot.

Furthermore, the inner end of the clockwork spring is flat and coplanar with the axis of the rotating shaft.

Further, the edge of the outer end of the clockwork spring is bent.

Further, the clothes hanger also comprises a first hanging piece for hanging the clothes hanger; the first hanger is connected to the first traction rope.

Further, the pulley assembly comprises a first hanging seat, a second hanging seat, a first fixed pulley arranged on the first hanging seat, and a second fixed pulley arranged on the second hanging seat; the first traction rope is sequentially wound on the first fixed pulley and the second fixed pulley.

The clothes hanger further comprises a third hanging seat, a third fixed pulley arranged on the third hanging seat, a second traction rope wound on the third fixed pulley and the second fixed pulley, and a second hanging part for hanging the clothes hanger; one end of the second traction rope is connected with the second hanger, and the other end of the second traction rope is connected with the traction wire.

Further, the clothes hanger is annular.

The elastic energy storage clothes hanger provided by the invention has the beneficial effects that: compared with the prior art, the elastic energy storage clothes hanger provided by the invention has the advantages that the handle drives the rotating shaft to rotate, the rotating shaft drives the winding wheel to synchronously rotate, and the winding wheel rotates to wind and unwind a traction wire wound on the winding wheel; one end of the first traction rope is connected with the clothes hanger, and the other end of the first traction rope is connected with the traction wire; the first traction rope is supported and arranged on the pulley assembly in a sliding mode for conveying; the traction line is retracted and pulled, and the clothes hanger is driven to lift through the first traction rope; when the clothes hanger descends, the clockwork spring contracts and stores elastic potential energy in the rotating process of the rotating shaft, namely, part of the potential energy of the clothes hanger is converted into the elastic potential energy of the clockwork spring; when the clothes hanger ascends, the clockwork spring is spread and assists a user to push the rotating shaft to rotate so as to drive the clothes hanger to ascend, namely the elastic potential energy of the clockwork spring is converted into the gravitational potential energy of the clothes hanger, and the strength of the user is saved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic perspective view of an elastic energy storage type clothes rack provided by an embodiment of the invention;

FIG. 2 is an enlarged view of the point A in FIG. 1;

FIG. 3 is a schematic diagram of the first traction rope and the first fixed pulley according to an embodiment of the present invention;

FIG. 4 is an enlarged view of the point B in FIG. 1;

FIG. 5 is a first schematic view of the installation of the column and the sleeve according to the embodiment of the present invention;

FIG. 6 is a second schematic view of the installation of the cylindrical body and the sleeve according to the embodiment of the present invention;

FIG. 7 is a third schematic view of the installation of the column and the sleeve provided by the embodiment of the present invention;

FIG. 8 is a schematic view of a cylindrical body installation provided by an embodiment of the present invention;

FIG. 9 is a first schematic view of a reel installation provided in accordance with an embodiment of the present invention;

FIG. 10 is a second schematic view of a reel mounting according to an embodiment of the present invention;

FIG. 11 is a third schematic view of a reel mounting according to an embodiment of the present invention;

fig. 12 is a schematic mounting diagram of a spring according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

11-a first pull cord; 12-a second pull cord; 13-a first hanger; 14-a second hanger; 21-a pull wire; 31-a first hanger bracket; 32-a second hanger seat; 33-a first fixed pulley; 34-a second fixed pulley; 341-first ring slot; 342-a second ring slot; 35-a third hanging seat; 36-a third fixed pulley; 37-a fourth fixed pulley; 4-hanging a clothes hanger; 51-a handle; 52-a reel; 53-a rotating shaft; 54-a housing; 61-a spiral spring; 7-a connector; 81-a receiving cavity; 82-a baffle; 821-line passing hole; 83-a protective cover; 84-a cylinder; 841-locating slot; 842-cavity; 85-a sleeve; 86-a position-defining flange; 87-cylindrical spring; 91-a cylinder body; 92-coil spring; 921-first end; 922-a second end; 93-a cover body; 94-a limit groove; 95-boss.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 5, the elastic energy storage clothes hanger provided by the invention will be described. Elastic energy storage clothes hanger that dries in air includes: the clothes hanger comprises a first traction rope 11, a pulley assembly for supporting and conveying the first traction rope 11, a clothes hanger 4, a shell 54, a rotating shaft 53 arranged on the shell 54, a spring 61 sleeved on the rotating shaft 53, a winding wheel 52 arranged on the rotating shaft 53, a handle 5 for driving the rotating shaft 53 to rotate, and a traction wire 21 wound on the winding wheel 52; the clothes hanger 4 is connected to one end of a first traction rope 11, and the other end of the first traction rope 11 is connected to a traction wire 21; the inner end of the spring 61 is connected to the rotating shaft 53, and the outer end of the spring 61 is connected to the shell 54; when the clothes hanger 4 descends, the first traction rope 11 drives the rotating shaft 53 to rotate through the traction wire 21 so as to contract the spiral spring 61 (wherein, when the clothes hanger 4 descends, the clothes hanger 4 pulls the first traction rope 11 to move, the first traction rope 11 pulls the traction wire 21 to move, the traction wire 21 drives the reel 52 to rotate, the rotating reel 52 drives the rotating shaft 53 to rotate, the rotating shaft 53 rotates relative to the shell 54, the inner end of the spiral spring 61 is connected to the rotating shaft 53, the outer end of the spiral spring 61 is connected to the shell 54, therefore, the rotating shaft 53 twists the spiral spring 61 to contract/expand when rotating relative to the shell 54, and the tighter the spiral spring 61 contracts, the more elastic potential energy the spiral spring 61 has).

Thus, the handle 5 drives the rotating shaft 53 to rotate, the rotating shaft 53 drives the winding wheel 52 to synchronously rotate, and the winding wheel 52 rotates to wind and unwind the traction line 21 wound on the winding wheel 52; one end of the first traction rope 11 is connected with the clothes hanger 4, and the other end of the first traction rope 11 is connected with the traction wire 21; the first traction rope 11 is supported and glidingly arranged on the pulley assembly for conveying; the traction wire 21 is wound and unwound, and the clothes hanger 4 is driven to lift through the first traction rope 11; when the clothes hanger 4 descends, the spring 61 contracts and stores elastic potential energy in the rotating process of the rotating shaft 53, namely, a part of potential energy of the clothes hanger 4 is converted into elastic potential energy of the spring 61; when the clothes hanger 4 ascends, the spring 61 is expanded and assists the user to push the rotating shaft 53 to rotate so as to drive the clothes hanger 4 to ascend, namely the elastic potential energy of the spring 61 is converted into the gravitational potential energy of the clothes hanger 4, so that the strength of the user is saved.

Wherein, elastic potential energy is stored when the clockwork spring 61 is tightened, and the elastic potential energy is released when the clockwork spring 61 is spread.

Specifically, in one embodiment, a rotating shaft 53 is connected to the handle 5, and the reel 52 and the spinning auxiliary are coaxially disposed on the rotating shaft 53.

Specifically, in one embodiment, when the reel 52 rotates in a first direction, the hanger 4 rises and the spring 61 contracts. Specifically, in one embodiment, the spring 61 unwinds when the reel 52 rotates in a second direction (opposite the first direction).

Specifically, in one embodiment, the first traction rope 11 is wound on the first fixed pulley 33 for more than one turn. Specifically, in one embodiment, the first traction rope 11 is wound on the first fixed pulley 33 for less than one turn. Specifically, in one embodiment, the first traction rope 11 is wound around the second fixed pulley 34 for more than one turn. Specifically, in one embodiment, the first traction rope 11 is wound on the second fixed pulley 34 for less than one turn. Specifically, in one embodiment, the second traction rope 12 may be wound more than once around the third fixed sheave 36. Specifically, in one embodiment, the second traction rope 12 may be wound around the third fixed sheave 36 for less than one turn.

Specifically, in one embodiment, the first fixed pulley 33 has a ring-shaped slot for the first traction rope 11 to be caught. Specifically, in one embodiment, the second fixed sheave 34 has a ring-shaped groove for the first traction rope 11 to be caught. Specifically, in one embodiment, the third fixed sheave 36 has a ring-shaped groove for the second traction rope 12 to be caught.

Specifically, in one embodiment, the axes of the first and second

fixed pulleys

33 and 34 are horizontally disposed, respectively.

Specifically, in one embodiment, the first hanging seat 31 is hung on the top of the house. Specifically, in one embodiment, the second hanger bracket 32 is suspended from the top of the house. Specifically, in one embodiment, the third hanger bracket 35 is suspended from the top of the house.

Specifically, in one embodiment, the pulley assembly includes a first hanging seat 31, a second hanging seat 32, a first fixed pulley 33 disposed on the first hanging seat 31, a second fixed pulley 34 disposed on the second hanging seat 32; the first traction rope 11 is sequentially wound around the first fixed pulley 33 and the second fixed pulley 34. In this way, the first traction rope 11 can be supported/transported by the first fixed sheave 33 and the second fixed sheave 34, and in addition, the first fixed sheave 33 and the second fixed sheave 34 can adjust the running direction of the first traction rope 11.

Further, referring to fig. 1 to 5, as an embodiment of the elastic energy storage clothes hanger according to the present invention, a spring 61 is formed by winding a metal plate. Thus, the elasticity is good.

Specifically, in one embodiment, spring 61 is made of copper.

Specifically, in one embodiment, spring 61 is wound around shaft 53.

Further, referring to fig. 1 to 5, as a specific embodiment of the elastic energy storage clothes hanger provided by the present invention, the housing 54 has an accommodating cavity, and the spring 61 is disposed in the accommodating cavity. Thus, the spring 61 is disposed in the accommodating cavity of the housing 54 for protection, so as to prevent external objects from colliding with the spring 61.

Further, referring to fig. 1 to 5, as a specific embodiment of the elastic energy storage clothes hanger provided by the present invention, a first slot adapted to an inner end of the spring 61 is disposed on the rotating shaft 53, and a second slot adapted to an outer end of the spring 61 is disposed on the housing 54; the inner end of the clockwork spring 61 is inserted into the first slot, and the other end of the clockwork spring 61 is inserted into the second slot. In this manner, the power spring 61 can be connected with the rotation shaft 53 and the case 54, respectively, very conveniently.

Further, referring to fig. 1 to 5, as an embodiment of the elastic energy storage clothes hanger provided by the present invention, the inner end of the spring 61 is flat and coplanar with the axis of the rotating shaft 53. Therefore, when the inner end of the spring 61 is clamped in the first slot, the rotating shaft 53 drives the inner end of the spring 61 to rotate, and the rotating shaft 53 and the spring 61 are not easy to slip.

Further, referring to fig. 1 to 5, as an embodiment of the elastic energy storage clothes hanger provided by the present invention, an edge of an outer end of the wind spring 61 is bent. Thus, when the outer end of the bent spring 61 is clamped in the second slot, the spring 61 is not easily separated from the second slot. Specifically, in one embodiment, the outer end of the spring 61 extends along the extending direction of the rotating shaft 53, so that the spring 61 can be inserted into the second slot along the rotating shaft 53 along with the rotating shaft 53 when being sleeved on the rotating shaft, and the installation is very convenient.

Further, referring to fig. 1 to 5, as a specific embodiment of the elastic energy storage clothes hanger provided by the present invention, the clothes hanger further includes a first hanger 13 for hanging the clothes hanger 4; the first hanger 13 is connected to the first traction rope 11. Thus, the first hanger 13 can be easily attached to and detached from the hanger 4.

Further, referring to fig. 1 to 5, as an embodiment of the elastic energy storage clothes hanger provided by the present invention, the pulley assembly includes a first hanging seat 31, a second hanging seat 32, a first fixed pulley 33 disposed on the first hanging seat 31, and a second fixed pulley 34 disposed on the second hanging seat 32; the first traction rope 11 is sequentially wound around the first fixed pulley 33 and the second fixed pulley 34. In this way, the first traction rope 11 can be supported/transported by the first fixed sheave 33 and the second fixed sheave 34, and in addition, the first fixed sheave 33 and the second fixed sheave 34 can adjust the running direction of the first traction rope 11.

Further, referring to fig. 1 to 5, as a specific embodiment of the elastic energy storage clothes hanger provided by the present invention, the clothes hanger further includes a third hanging seat 35, a third fixed pulley 36 disposed on the third hanging seat 35, a second traction rope 12 wound around the third fixed pulley 36 and the second fixed pulley 34, and a second hanger 14 for hanging a clothes hanger 4; one end of the second traction rope 12 is connected to the second hanger 14, and the other end of the second traction rope 12 is connected to the traction wire 21. Thus, when the pull wire 21 is stretched, the second pull rope 12 is pulled to stretch, the second pull rope 12 stretches to pull the second hanger 14 to lift, and the clothes hanger 4 is lifted more stably under the cooperation of the first hanger 13 and the second hanger 14.

Specifically, in one embodiment, the second fixed pulley 34 is provided with a first ring-shaped clamping groove 341 and a second ring-shaped clamping groove 342; the first hauling cable 11 is clamped in the first ring-shaped clamping groove 341, and the second hauling cable 12 is clamped in the second ring-shaped clamping groove 342. Therefore, the first pulling rope 11 is clamped in the first annular clamping groove 341, and the second pulling rope 12 is clamped in the second annular clamping groove 342, so that the first pulling rope 11 and the second pulling rope 12 are not easy to interfere with each other.

In particular, in one embodiment, it further comprises a connecting piece 7; the first traction rope 11 is fixed on the traction wire 21 through the connecting piece 7; and/or the second traction rope 12 is fixed to the traction wire 21 by means of the coupling element 7. Therefore, the first traction rope 11 and the second traction rope 12 are connected to the connecting piece 7, so that the traction wire 21 can be conveniently drawn and released from the first traction rope 11 and the second traction rope 12 through the connecting piece 7.

Specifically, in one embodiment, the first hanger 31 is provided with a fourth fixed pulley 37, and the second traction rope 12 is wound on the fourth fixed pulley 37. Therefore, the first traction rope 11 is matched with the first fixed pulley 33 on the first hanging seat 31, the second traction rope 12 is matched with the fourth fixed pulley 37 on the first hanging seat 31, and the first traction rope 11 and the second traction rope 12 are not easy to interfere with each other.

Further, referring to fig. 1 to 5, as an embodiment of the elastic energy storage clothes hanger provided by the present invention, the clothes hanger 4 is in a ring shape. Thus, the annular clothes hanger 4 is convenient for airing.

Specifically, referring to fig. 6 to 12, in an embodiment, the first fixed pulley 33 is flat, a flat receiving cavity 81 adapted to the shape of the first fixed pulley 33 is disposed on the first hanging seat 31, and the first fixed pulley 33 is disposed in the receiving cavity 81. In this way, the first fixed sheave 33 can be protected by the housing chamber 81, and the first fixed sheave 33 can easily keep its orientation unchanged under the restriction of the flat housing chamber 81.

Specifically, in one embodiment, the inner wall of the receiving cavity 81 is provided with a wire inlet hole and a wire outlet hole for the first traction rope 11 to pass through.

Specifically, in an embodiment, a baffle 82 is disposed outside the wire inlet hole, and a wire passing hole 821 for the first traction rope 11 to pass through is opened on the baffle 82. In this way, the first traction rope 11 can be guided by passing the first traction rope 11 through the wire passing hole 821. Specifically, in one embodiment, the angle between the blind 82 and the first pull-cord 11 is less than 70 °. Therefore, the scraping between the first traction rope 11 and the edge of the wire passing hole 821 is reduced in the process that the first traction rope 11 vibrates along the wire passing hole 821 or the first traction rope 11 passes through the wire passing hole 821.

Specifically, in one embodiment, via 821 is an elongated hole. In this way, the first traction rope 11 can swing along the elongated hole.

Specifically, in one embodiment, the bottom of the first hanging seat 31 is covered with a protective cover 83. In this way, the first hanging seat 31 is protected by the protection cover 83. Specifically, in one embodiment, the protective cover 83 is hemispherical and opens upwardly.

Specifically, in one embodiment, the device further includes a hollow cylindrical body 84 and a sleeve 85 sleeved outside the cylindrical body 84, wherein the cylindrical body 84 is detachably clamped on the inner wall of the sleeve 85 through a fastening mechanism; the protective cover 83 is provided with a mounting hole, and the sleeve 85 is inserted into the mounting hole; a limiting flange 86 is arranged on the sleeve 85 outside the protective cover 83; an external thread is arranged on the outer side wall of the sleeve 85, an assembly hole communicated with the accommodating cavity 81 is formed in the first hanging seat 31, and the assembly hole is provided with an internal thread matched with the external thread; the protective cover 83 is sandwiched between the stopper flange 86 and the first hanging seat 31. In this way, the protective cover 83 is held stably in its position by the stopper flange 86 and the first hanging seat 31. In this way, the first traction rope 11 on the first fixed pulley 33 in the housing chamber 81 passes through the fitting hole and then passes through the hollow cylindrical body 84 to the outside of the protective cover 83.

Specifically, in one embodiment, the snap mechanism includes detent 841 and a boss; the positioning groove 841 is disposed on the outer surface of the cylindrical body 84, the positioning groove 841 extends along the axial direction of the cylindrical body 84, the protruding portion is disposed on the inner wall of the sleeve 85, and the protruding portion is clamped in the positioning groove 841. Thus, when the sleeve 85 is sleeved on the cylindrical body 84, the protruding part is clamped into the positioning groove 841, and the sleeve 85 and the cylindrical body 84 can be positioned; to separate the cylindrical body 84 and the sleeve 85, the projection is simply slid out of the positioning groove 841.

Specifically, in one embodiment, a cylindrical spring 87 is clamped between the cylindrical body 84 and the first hanging seat 31. Thus, loosening of the columnar body 84 is reduced.

Specifically, in one embodiment, the hollow cylindrical body 84 has a cavity 842 at an end thereof in communication with the hollow passage, and the cylindrical spring 87 is inserted in the cavity 842. In this way, the cylindrical spring 87 is not easily detached from the cylindrical body 84 when receiving vibration while positioning the cavity 842.

Specifically, in one embodiment, a self-locking mechanism is further included for self-locking the spool 52 (self-locking: the user does not drive the shaft 53 to rotate via the handle).

Specifically, in one embodiment, the self-locking mechanism comprises: a cylinder 91 arranged on the reel 52 and sleeved on the rotating shaft 53, a coil spring 92 sleeved on the cylinder 91 and in a contraction state, a cover body 93 arranged on the shell 54 and provided with a cylindrical cavity for accommodating the coil spring 92, a limiting groove 94 arranged on the side surface of the cylinder 91 and extending along the extension direction of the rotating shaft 53, and a boss 95 arranged on the reel 52 and extending into the limiting groove 94; the outer surface of the coil spring 92 abuts against the inner wall of the cylindrical cavity, two ends of the coil spring 92 are respectively clamped in the limiting groove 94 and hooked on two side walls of the limiting groove 94, and two ends of the coil spring 92 are respectively located on moving paths on two opposite sides of the boss 95. Thus, the reel 52 is provided with the cylinder 91, and the cylinder 91 is arranged coaxially with the reel 52; a limiting groove 94 is formed in the outer surface of the cylinder 91, and the limiting groove 94 extends along the extending direction of the cylinder 91; a coil spring 92 is sleeved on the cylinder 91, two ends of the coil spring 92 are respectively clamped in the limiting grooves 94, and the coil spring 92 is in a tightened state; the coil spring 92 is accommodated in the cylindrical cavity of the housing 54, and the outer side wall of the coil spring 92 abuts against the inner wall of the cylindrical cavity; so that the outer diameter of the coil spring 92 is larger than the inner diameter of the cylindrical chamber, with the coil spring 92 being free to expand; two ends of the coil spring 92 are respectively clamped in the limiting grooves 94, the first end 921 of the coil spring 92 is hooked on one side wall of the limiting grooves 94, and the second end 922 of the coil spring 92 is hooked on the other side wall of the limiting grooves 94; when the reel 52 rotates, the reel 52 drives the cylinder 91 to rotate, and because the coil spring 92 is in a tightened state and abuts against the inner wall of the cylindrical cavity, the coil spring 92 is static relative to the cylindrical cavity when the cylinder 91 starts to rotate, namely, the coil spring 92 cannot rotate along with the cylinder 91 when the cylinder 91 starts to rotate (the static friction force between the coil spring 92 and the inner wall of the cylindrical cavity prevents the coil spring 92 from rotating along with the cylinder 91); the barrel 91 either pulls the first end 921 toward the second end 922 to further tighten the wrap spring 92, or the barrel 91 pulls the second end 922 toward the first end 921 to further tighten the wrap spring 92; the tighter the coil spring 92, the smaller the outer diameter of the coil spring 92, and the less the contact force between the coil spring 92 and the inner wall of the barrel 91 as the barrel 91 rotates until the barrel 91 pulls the coil spring 92 to rotate with the barrel 91 directly through the first end 921 or the barrel 91 pulls the coil spring 92 to rotate with the barrel 91 directly through the second end 922; when the reel 52 does not rotate, the cylinder 91 is in a static state, whether the first end 921 is pushed away from the second end 922 by the boss 95 or the second end 922 is pushed away from the first end 921 by the boss 95, the distance between the first end 921 and the second end 922 is increased, the coil spring 92 is propped open, the larger the distance between the first end 921 and the second end 922 is, the larger the coil spring 92 is propped open, the larger the outer diameter of the coil spring 92 is, because the coil spring 92 is propped against the inner wall of the cylindrical cavity, the propped-open coil spring 92 is in closer contact with the inner wall of the cylindrical cavity, so that the coil spring 92 is difficult to rotate along with the rotation of the boss 95 and brake the boss 95, the boss 95 is arranged on the reel 52, and the boss 95 naturally brakes the reel 52.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An elastic energy storage clothes drying rack, characterized in that it comprises: a first traction rope, a pulley assembly for supporting and conveying the first traction rope, a clothes hanger, a casing, a rotating shaft arranged on the casing, A spring set on the rotating shaft, a winding wheel set on the rotating shaft, a handle for driving the rotating shaft to rotate, and a traction wire wound on the winding wheel; the clothes hanger is connected to one end of the first traction rope, and the other end of the first traction rope is connected to the traction wire; the inner end of the mainspring is connected to the rotating shaft, and the outer end of the mainspring is connected On the casing; when the clothes hanger is lowered, the first traction rope drives the rotating shaft to rotate through the traction wire to shrink the mainspring.

2 . The elastic energy storage clothes drying rack according to claim 1 , wherein the mainspring is formed by rolling a metal plate. 3 .

3 . The elastic energy storage clothes drying rack according to claim 1 , wherein the housing has an accommodating cavity, and the spring is arranged in the accommodating cavity. 4 .

4 . The elastic energy storage clothes drying rack according to claim 1 , wherein the rotating shaft is provided with a first slot adapted to the inner end of the mainspring, and the shell is provided with a second slot that is adapted to the outer end of the mainspring; the inner end of the mainspring is inserted into the first slot, and the other end of the mainspring is inserted into the second slot.

5 . The elastic energy storage clothes drying rack according to claim 4 , wherein the inner end of the mainspring is in the shape of a flat plate and is coplanar with the axis of the rotating shaft. 6 .

6 . The elastic energy storage clothes drying rack according to claim 4 , wherein the edge of the outer end of the mainspring is bent. 7 .

7 . The elastic energy storage clothes drying rack according to claim 1 , further comprising a first hanger for hanging the clothes hanger; the first hanger is connected to the first traction rope. 8 .

8. The elastic energy storage clothes drying rack according to any one of claims 1 to 7, wherein the pulley assembly comprises a first hanging seat, a second hanging seat, a first hanging seat and a first hanging seat. A certain pulley and a second fixed pulley arranged on the second hanging base; the first traction rope is wound around the first fixed pulley and the second fixed pulley in turn.

9 . The elastic energy storage clothes drying rack according to claim 8 , further comprising a third hanging base, a third fixed pulley arranged on the third hanging base, and a third fixed pulley arranged around the third fixed pulley. 10 . and the second traction rope on the second fixed pulley, and the second hanging piece for hanging the hanger; one end of the second traction rope is connected with the second hanging piece, and the second traction rope The other end is connected with the pulling wire.

10 . The elastic energy storage clothes drying rack according to claim 1 , wherein the clothes hanger is annular. 11 .