Clothes hanger with improved supporting legs

By installing the pulley in the support foot housing and using a rotating brake assembly, the problem of the traditional clothes rack supporting foot complex and the pulley is prone to be involved in foreign matters is solved, and the effect of simplifying the structure, reducing costs and improving reliability is achieved.

CN223292816UActive Publication Date: 2025-09-02FOSHAN HAOKEJIA HARDWARE PROD CO LTD
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Patent Information

Application Number
CN202422757964.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-13
Publication Date
2025-09-02
Estimated Expiration
2034-11-13

AI Technical Summary

Technical Problem

The support foot brake device of traditional clothes racks has a complex structure and high cost, a large exposed area of ​​pulleys, and is prone to be involved in foreign matters, resulting in poor reliability and aesthetics.

Method used

The pulley is installed in the support foot housing, and the rotary brake assembly is used to lock and unlock through the brake cam and brake bar, simplifying the structure, avoiding the pulley exposure and reducing costs.

Benefits of technology

Reduce the exposed area of ​​pulleys, improve reliability and stability, avoid foreign matters, reduce costs, and have a simple structure.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223292816U_ABST
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Abstract

The utility model discloses a clothes hanger with improved supporting legs, each supporting leg comprises a supporting leg shell, a brake component and a pulley, the brake component and the pulley are respectively and rotatably arranged in the supporting leg shell, the lower part of the pulley downwards protrudes out of the lower end face of the supporting leg shell, the brake component comprises a brake cam and a brake pressing strip, and the brake cam is connected with the brake pressing strip. The brake cam is rotationally installed in the supporting foot shell, the first end of the brake pressing strip and one side of the brake cam are fixedly connected or integrally formed, a flange of the brake cam faces the pulley, an unlocking clamping groove is formed between the brake assembly and the pulley, and the flange of the brake cam tightly presses the pulley during braking. During unlocking, the flange of the brake cam is connected with the unlocking clamping groove in a buckled mode. The pulley is installed in the supporting foot shell, only the exposed part is used for making contact with the ground, the exposed area of the pulley is reduced, and therefore the pulley is protected, foreign matter is prevented from being drawn in, and reliability and stability are improved. The brake assembly is fixed during unlocking through the unlocking clamping groove, no elastic piece is needed for fixing, the structure is simple, and cost is low.
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Description

Technical Field

[0001] The utility model relates to the technical field of clothes drying racks, in particular to a clothes drying rack with improved supporting legs. Background Art

[0002] In order to facilitate the movement of the traditional clothes drying rack, a pulley is often installed on the clothes drying rack. However, in order to improve the wind resistance of the clothes drying rack, a brake device needs to be installed on the pulley to lock the pulley. The brake device on the traditional clothes drying rack support leg needs to be provided with a spring, which has a complex structure, a high failure rate, and high cost. In addition, the pulley is exposed over a large area, has poor aesthetics, and is easily entangled with foreign objects. Therefore, it is necessary to improve it. Utility Model Content

[0003] In view of the shortcomings of the existing technology, the purpose of the present invention is to provide a clothes drying rack with improved supporting legs, simplify the structure, reduce costs, reduce the exposed area of ​​the pulley, avoid foreign objects from being entangled, and improve reliability and stability.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the present invention is: an improved clothes drying rack with supporting legs, comprising a folding connection assembly, two symmetrically arranged drying wing racks and two symmetrically arranged supporting legs, the opposite sides of the two drying wing racks are connected to the left and right sides of the folding connection assembly, the upper ends of the two supporting legs are respectively hinged to the front and rear ends of the folding connection assembly, and the lower end of each supporting leg is provided with a plurality of supporting legs, each supporting leg comprises a supporting leg shell, a brake assembly and a pulley, the brake assembly and the pulley are respectively rotatably installed in the supporting leg shell, and the pulley is rotated to slide. The lower part of the wheel protrudes downward from the lower end surface of the bracket shell. The brake assembly includes a brake cam and a brake pressure strip. The brake cam is rotatably installed in the support leg shell. The first end of the brake pressure strip is fixedly connected or integrally formed with one side of the brake cam. A through hole is opened on one side of the support leg shell and passes through the through hole to the outside of the support leg shell. The flange of the brake cam is set toward the pulley. An unlocking slot is provided between the brake assembly and the pulley. When braking, the flange of the brake cam presses the pulley tightly. When unlocking, the flange of the brake cam is snap-connected with the unlocking slot.

[0005] In a further technical solution, an upper mounting chamber and a lower mounting chamber are provided in the support leg shell, the brake assembly is rotatably installed in the upper mounting chamber, the pulley is rotatably installed in the lower mounting chamber, the through hole is connected to the upper mounting chamber, the lower part of the lower mounting chamber is provided with a pulley opening, the lower part of the pulley passes through the pulley opening and protrudes from the lower end surface of the support leg shell, the upper mounting chamber and the lower mounting chamber are connected through the brake hole, and when braking, the flange of the brake cam passes through the brake hole and cooperates with the pulley, and the unlocking slot is provided on the outer edge of the brake hole.

[0006] In a further technical solution, an elastic unlocking plate is arranged between the upper mounting chamber and the lower mounting chamber, the first end of the elastic unlocking plate is fixed or formed inside the support leg shell, the second end of the elastic unlocking plate is a free end, a brake hole is formed between the second end of the elastic unlocking plate and the inner wall of the support leg shell, and an unlocking slot is arranged at the second end of the elastic unlocking plate.

[0007] In a further technical solution, the convex peak of the flange of the brake cam is provided with a brake convex portion, which cooperates with the pulley when braking and cooperates with the unlocking slot when unlocking.

[0008] In a further technical solution, a rubber sleeve is provided on the outer edge of the pulley, and the brake protrusion is in abutment with the rubber sleeve.

[0009] In a further technical solution, the upper end surface and the lower end surface of the second end of the brake strip are respectively provided with raised anti-slip patterns.

[0010] In a further technical solution, the support leg housing includes a first shell and a second shell, the first shell and the second shell are engaged with each other on opposite sides, a plurality of pins are provided on a side of the first shell opposite to the second shell, and a plurality of sockets are provided on a side of the second shell opposite to the first shell, and each pin is plugged into and engaged with a corresponding socket;

[0011] A first brake mounting post and a first pulley mounting post are provided inside the first housing, a second brake mounting post and a second pulley mounting post are provided inside the second housing, the first brake mounting post and the second brake mounting post are butted against each other and are coaxially arranged, the first pulley mounting post and the second pulley mounting post are butted against each other and are coaxially arranged, the brake cam is rotatably mounted on the first brake mounting post and the second brake mounting post, and the pulley is rotatably mounted on the first pulley mounting post and the second pulley mounting post;

[0012] The support leg shell is also provided with two connecting screws, and the first shell is provided with two through-rod countersunk holes, which respectively pass through the first brake mounting column and the first pulley mounting column. The second brake mounting column and the second pulley mounting column are provided with threaded holes on the side facing the first shell, and the two connecting screws are respectively inserted into the two through-rod countersunk holes and threadedly connected to the two threaded holes.

[0013] In a further technical solution, the first shell and the second shell are both provided with a plug-in part, a mounting part and a supporting part from top to bottom. The mounting part is obliquely arranged on the upper part of the supporting part. The supporting part is a plate-shaped supporting part, and the mounting part is a columnar mounting part. The plug-in part is formed on the upper part of the mounting part, and the plug-in part is fixedly connected to the supporting leg.

[0014] In a further technical solution, each supporting leg is provided with two supporting rods, the upper ends of the two supporting rods are respectively rotatably connected to the folding connecting assembly, the outer diameter of the plug-in part is smaller than the outer diameter of the mounting part, the plug-in part is tightly inserted into the lower end of the supporting rod, and a connecting rod is respectively provided between the two supporting rods and the two drying wing racks, the upper end of the connecting rod is hinged to the drying wing rack, and the lower end of the connecting rod is hinged to the support rod.

[0015] In a further technical solution, when the clothes drying rack is unfolded, the angle between the two support rods of the supporting frame is 35 to 65 degrees, and the angle α between the mounting portion and the supporting portion is 50 to 80 degrees.

[0016] After adopting the above structure, the advantages of the present invention compared with the prior art are: the pulley is installed inside the support leg shell, and only a part is exposed for contact with the ground, thereby reducing the exposed area of ​​the pulley, thereby protecting the pulley, avoiding the entanglement of foreign objects, and improving reliability and stability; the pulley is braked, locked and unlocked by rotating the brake assembly. When braking, the brake pressure strip is pressed downward to make the flange of the brake cam rotate toward the pulley and press the pulley, thereby completing the locking of the pulley. When unlocking, the brake pressure strip is lifted upward to make the flange of the brake cam rotate toward the unlocking slot and be engaged in the unlocking slot, so that the brake cam and the pulley are spaced apart, thereby completing the unlocking of the pulley. There is no need to set up mechanisms such as springs, the structure is simple, and the cost is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0018] Figure 1 It is a structural diagram of the utility model;

[0019] Figure 2 This utility model Figure 1 A magnified view of part A;

[0020] Figure 3 This is an exploded view of the support foot of the utility model;

[0021] Figure 4 This is a cross-sectional view of the support foot of the utility model when braking;

[0022] Figure 5 It is a cross-sectional view of the support foot of the present invention when unlocked.

[0023] In the picture:

[0024] 1. Fold the connection component;

[0025] 2 supporting legs, 21 supporting rods, 22 connecting rods;

[0026] 3 drying wing racks;

[0027] 4 Supporting feet, 41 first shell, 411 plug column, 412 first brake mounting column, 413 first pulley mounting column, 414 rod countersunk hole, 42 second shell, 421 plug hole, 422 second brake mounting column, 423 second pulley mounting column, 424 threaded hole, 43 plug-in part, 44 mounting part, 441 upper mounting chamber, 442 lower mounting chamber, 443 through hole, 445 brake hole, 446 elastic unlocking plate, 447 unlocking slot, 45 supporting part, 451 pulley opening, 46 connecting screw, 47 pulley, 471 rubber sleeve, 48 brake assembly, 481 brake cam, 482 brake protrusion, 483 brake pressure strip, 484 anti-slip texture. DETAILED DESCRIPTION

[0028] The following are merely preferred embodiments of the present invention and do not limit the scope of protection of the present invention.

[0029] A clothes drying rack with improved supporting legs, such as Figures 1 to 5 As shown, it includes a folding connection component 1, two symmetrically arranged drying wing frames 3 and two symmetrically arranged supporting legs 2. The opposite sides of the two drying wing frames 3 are connected to the left and right sides of the folding connection component 1. The upper ends of the two supporting legs 2 are respectively hinged to the front and rear ends of the folding connection component 1. The lower end of each supporting leg 2 is provided with a plurality of supporting legs 4. Each supporting leg 4 includes a supporting leg shell, a brake assembly 48 and a pulley 47. The brake assembly 48 and the pulley 47 are respectively rotatably installed in the supporting leg shell. The lower part of the pulley 47 protrudes downward from the lower end surface of the bracket shell. The brake assembly 48 includes a brake cam 4 81 and the brake pressure strip 483, the brake cam 481 is rotatably installed in the support leg housing, the first end of the brake pressure strip 483 is fixedly connected or integrally formed with one side of the brake cam 481, and a through hole 443 is provided on one side of the support leg housing, and the second end of the brake pressure strip 483 extends through the through hole 443 to the outside of the support leg housing, and the flange of the brake cam 481 is set toward the pulley 47, and an unlocking slot 447 is provided between the brake assembly 48 and the pulley 47. When braking, the flange of the brake cam 481 presses the pulley 47 tightly, and when unlocking, the flange of the brake cam 481 is snap-connected with the unlocking slot 447. The pulley on the supporting leg 4 of the traditional clothes drying rack is completely exposed to the outside, which is easy to be entangled with foreign objects, has poor reliability and stability, and is not beautiful. In addition, the brake component 48 needs to be composed of a spring and other mechanisms, which is complex in structure and expensive. However, the utility model installs the pulley 47 inside the supporting leg shell, and only exposes a part for contacting the ground, reducing the exposed area of ​​the pulley 47, thereby protecting the pulley 47, avoiding being entangled with foreign objects, and improving reliability and stability; the pulley 47 is braked and locked and unlocked by rotating the brake component 48, such as Figure 4As shown, when braking, the brake pressure strip 483 is pressed downward, so that the flange of the brake cam 481 rotates toward the pulley 47 and presses the pulley 47, thereby completing the locking of the pulley 47, as shown in FIG. Figure 5 As shown, when unlocking, the brake pressure strip 483 is lifted upward, so that the flange of the brake cam 481 rotates toward the unlocking slot 447 and is engaged in the unlocking slot 447, so that the brake cam 481 is spaced apart from the pulley 47, thereby completing the unlocking of the pulley 47. There is no need to set up mechanisms such as springs, the structure is simple, and the cost is low.

[0030] Specifically, an upper mounting chamber 441 and a lower mounting chamber 442 are provided in the support leg shell, the brake assembly 48 is rotatably installed in the upper mounting chamber 441, the pulley 47 is rotatably installed in the lower mounting chamber 442, the through hole 443 is connected with the upper mounting chamber 441, and the lower part of the lower mounting chamber 442 is provided with a pulley opening 451. The lower part of the pulley 47 passes through the pulley opening 451 and protrudes from the lower end surface of the support leg shell. The upper mounting chamber 441 and the lower mounting chamber 442 are connected through the brake hole 445. When braking, the flange of the brake cam 481 passes through the brake hole 445 and cooperates with the pulley 47, and the unlocking slot 447 is provided on the outer edge of the brake hole 445. When unlocked, the flange of the brake cam 481 seals the brake hole 445, thereby isolating the upper mounting chamber 441 and the lower mounting chamber 442. When the clothes drying rack is moved, even if foreign matter is caught in the lower mounting chamber 442, it will not enter the upper mounting chamber 441. When braking, the flange of the brake cam 481 rotates downward and passes through the brake hole 445. The brake assembly 48 will not be stuck due to foreign matter, and the braking effect will not be affected.

[0031] Specifically, an elastic unlocking plate 446 is disposed between the upper mounting chamber 441 and the lower mounting chamber 442. The first end of the elastic unlocking plate 446 is fixedly attached to or molded inside the support leg housing, while the second end of the elastic unlocking plate 446 is free. A brake hole 445 is formed between the second end of the elastic unlocking plate 446 and the inner wall of the support leg housing, and an unlocking slot 447 is disposed at the second end of the elastic unlocking plate 446. During unlocking, the flange of the brake cam 481 rotates upward and first contacts the lower portion of the second end of the elastic unlocking plate 446. As the brake cam 481 continues to rotate upward and abuts against the elastic unlocking plate 446, the elastic unlocking plate 446 undergoes elastic deformation, causing the flange of the brake cam 481 to pass over the elastic unlocking plate 446 and engage within the unlocking slot 447.

[0032] Specifically, the convex peak of the flange of brake cam 481 is provided with a brake protrusion 482. During braking, brake protrusion 482 abuts against pulley 47. During unlocking, brake protrusion 482 snaps into place with unlocking slot 447. Braking protrusion 482 increases the contact area between brake cam 481 and pulley 47, enhancing braking force. During unlocking, brake protrusion 482 reduces the contact area with elastic unlocking plate 446, preventing jamming and improving reliability and stability.

[0033] Specifically, a rubber sleeve 471 is provided on the outer edge of the pulley 47, and the brake protrusion 482 abuts against the rubber sleeve 471. The rubber sleeve 471 increases the wear resistance of the pulley 47 and the friction with the ground, thereby preventing slipping. At the same time, it further increases the contact area with the brake assembly 48 during braking, further enhancing the braking force.

[0034] Specifically, the upper and lower surfaces of the second end of the brake strip 483 are respectively provided with raised anti-skid patterns 484. The anti-skid patterns 484 on the upper surface of the brake strip 483 increase the contact area with the operator during braking, while the anti-skid patterns 484 on the lower surface of the brake strip 483 increase the contact area with the operator during unlocking, thereby providing an anti-skid effect and facilitating operation.

[0035] Specifically, the support leg shell includes a first shell 41 and a second shell 42, and the opposite sides of the first shell 41 and the second shell 42 are buckled with each other. A plurality of plug posts 411 are provided on the side of the first shell 41 opposite to the second shell 42, and a plurality of sockets 421 are provided on the side of the second shell 42 opposite to the first shell 41. Each plug post 411 is plugged into and matched with a corresponding socket 421; a first brake mounting post 412 and a first pulley mounting post 413 are provided inside the first shell 41, and a second brake mounting post 422 and a second pulley mounting post 423 are provided inside the second shell 42. The first brake mounting post 412 and the second brake mounting post 422 are butt-matched and coaxially arranged, and the first pulley mounting post 413 and The second pulley mounting column 423 is abutted and coaxially arranged, the brake cam 481 is rotatably mounted on the first brake mounting column 412 and the second brake mounting column 422, and the pulley 47 is rotatably mounted on the first pulley mounting column 413 and the second pulley mounting column 423; the support leg shell is also provided with two connecting screws 46, and the first shell 41 is provided with two through-rod countersunk holes 414, and the two through-rod countersunk holes 414 respectively pass through the first brake mounting column 412 and the first pulley mounting column 413, and the second brake mounting column 422 and the second pulley mounting column 423 are provided with threaded holes 424 on the side facing the first shell 41, and the two connecting screws 46 are respectively inserted into the two through-rod countersunk holes 414 and threadedly connected to the two threaded holes 424. The support leg shell is composed of a first shell 41 and a second shell 42. The first shell 41 and the second shell 42 are respectively made of plastic injection molding. The connection strength between the first shell 41 and the second shell 42 is increased by the connecting screw 46. At the same time, the connecting screw 46 can also increase the structural strength of the first brake mounting column 412, the first pulley mounting column 413, the second brake mounting column 422 and the second pulley mounting column 423, thereby improving the structural strength of the support leg 4. It has a simple structure, low cost, and is easy to process and produce.

[0036] Specifically, the first shell 41 and the second shell 42 are each provided with a plug-in portion 43, a mounting portion 44, and a support portion 45 from top to bottom. The mounting portion 44 is tilted and arranged above the support portion 45. The support portion 45 is a plate-shaped support portion 45, and the mounting portion 44 is a columnar mounting portion 44. The plug-in portion 43 is formed above the mounting portion 44 and is fixedly connected to the support leg 2. The support leg 4 is fixedly connected to the support leg 2 via the plug-in portion 43. The support portion 45 is a plate-shaped structure. When the clothes drying rack swings in windy weather, the plate-shaped support portion 45 can support the ground and prevent the clothes drying rack from collapsing.

[0037] Specifically, each supporting leg 2 is provided with two supporting rods 21, the upper ends of the two supporting rods 21 are respectively rotatably connected to the folding connection assembly 1, the outer diameter of the plug-in portion 43 is smaller than the outer diameter of the mounting portion 44, and the plug-in portion 43 is tightly inserted into the lower end of the support rod 21. A connecting rod 22 is respectively provided between the two support rods 21 and the two drying wing racks 3, the upper end of the connecting rod 22 is hinged to the drying wing rack 3, and the lower end of the connecting rod 22 is hinged to the support rod 21.

[0038] Specifically, when the clothes drying rack is deployed, the angle between the two support rods 21 of the support leg 2 is 35-65 degrees, and the angle α between the mounting portion 44 and the support portion 45 is 50-80 degrees. Preferably, when the clothes drying rack is deployed, the angle between the two support rods 21 is 45-55 degrees, and the angle α between the mounting portion 44 and the support portion 45 is 60-70 degrees. When the clothes drying rack is deployed, the two support rods 21 form an "eight" shape, and the support portion 45 is parallel to the ground to prevent the support portion 45 from contacting the ground.

[0039] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there may be changes in the specific implementation methods and application scope. The content of this specification should not be understood as limiting the present invention.

Claims

1. A clothes drying rack with improved supporting legs, comprising a folding connection assembly (1), two symmetrically arranged drying wing frames (3) and two symmetrically arranged supporting legs (2), wherein the opposite sides of the two drying wing frames (3) are connected to the left and right sides of the folding connection assembly (1), the upper ends of the two supporting legs (2) are respectively hinged to the front and rear ends of the folding connection assembly (1), and the lower end of each supporting leg (2) is provided with a plurality of supporting legs (4), characterized in that: Each support leg (4) includes a support leg housing, a brake assembly (48) and a pulley (47), the brake assembly (48) and the pulley (47) are respectively rotatably mounted in the support leg housing, the lower portion of the pulley (47) protrudes downward from the lower end surface of the bracket housing, the brake assembly (48) includes a brake cam (481) and a brake pressure strip (483), the brake cam (481) is rotatably mounted in the support leg housing, and the first end of the brake pressure strip (483) is fixedly connected to or integrally formed with one side of the brake cam (481) A through hole (443) is provided on one side of the support leg shell, and the second end of the brake strip (483) extends through the through hole (443) to the outside of the support leg shell. The flange of the brake cam (481) is set toward the pulley (47). An unlocking slot (447) is provided between the brake assembly (48) and the pulley (47). When braking, the flange of the brake cam (481) presses the pulley (47), and when unlocking, the flange of the brake cam (481) is snap-connected with the unlocking slot (447).

2. The clothes drying rack with improved supporting legs according to claim 1, characterized in that: An upper mounting chamber (441) and a lower mounting chamber (442) are provided in the support leg housing, the brake assembly (48) is rotatably mounted in the upper mounting chamber (441), the pulley (47) is rotatably mounted in the lower mounting chamber (442), the through hole (443) is communicated with the upper mounting chamber (441), the lower portion of the lower mounting chamber (442) is provided with a pulley opening (451), the lower portion of the pulley (47) passes through the pulley opening (451) and protrudes from the lower end surface of the support leg housing, the upper mounting chamber (441) and the lower mounting chamber (442) are communicated through the brake hole (445), and when braking, the flange of the brake cam (481) passes through the brake hole (445) and abuts against the pulley (47), and the unlocking slot (447) is provided on the outer edge of the brake hole (445).

3. The clothes drying rack with improved supporting legs according to claim 2, characterized in that: An elastic unlocking plate (446) is provided between the upper mounting chamber (441) and the lower mounting chamber (442), the first end of the elastic unlocking plate (446) is fixedly connected or formed inside the support leg shell, the second end of the elastic unlocking plate (446) is a free end, the brake hole (445) is formed between the second end of the elastic unlocking plate (446) and the inner wall of the support leg shell, and the unlocking slot (447) is provided at the second end of the elastic unlocking plate (446).

4. The clothes drying rack with improved supporting legs according to claim 1, characterized in that: The convex peak of the flange of the brake cam (481) is provided with a brake convex portion (482). When braking, the brake convex portion (482) is pressed against the pulley (47). When unlocking, the brake convex portion (482) is snap-fitted with the unlocking slot (447).

5. The clothes drying rack with improved supporting legs according to claim 4, characterized in that: The outer edge of the pulley (47) is provided with a rubber sleeve (471), and the brake protrusion (482) is abutted against the rubber sleeve (471).

6. The clothes drying rack with improved supporting legs according to claim 1, characterized in that: The upper end surface and the lower end surface of the second end of the brake strip (483) are respectively provided with raised anti-skid patterns (484).

7. The clothes drying rack with improved supporting legs according to any one of claims 1 to 6, characterized in that: The support leg housing comprises a first shell (41) and a second shell (42), the opposite sides of the first shell (41) and the second shell (42) are engaged with each other, a plurality of plug posts (411) are provided on a side of the first shell (41) opposite to the second shell (42), and a plurality of sockets (421) are provided on a side of the second shell (42) opposite to the first shell (41), and each plug post (411) is plugged into and matched with a corresponding socket (421); A first brake mounting column (412) and a first pulley mounting column (413) are provided inside the first housing (41), and a second brake mounting column (422) and a second pulley mounting column (423) are provided inside the second housing (42). The first brake mounting column (412) and the second brake mounting column (422) are abutted against each other and are coaxially arranged. The first pulley mounting column (413) and the second pulley mounting column (423) are abutted against each other and are coaxially arranged. The brake cam (481) is rotatably mounted on the first brake mounting column (412) and the second brake mounting column (422), and the pulley (47) is rotatably mounted on the first pulley mounting column (413) and the second pulley mounting column (423). The support leg housing is also provided with two connecting screws (46), the first housing (41) is provided with two through-rod countersunk holes (414), the two through-rod countersunk holes (414) respectively penetrate the first brake mounting column (412) and the first pulley mounting column (413), and the second brake mounting column (422) and the second pulley mounting column (423) are provided with threaded holes (424) on one side facing the first housing (41), and the two connecting screws (46) are respectively inserted into the two through-rod countersunk holes (414) and threadedly connected to the two threaded holes (424).

8. The clothes drying rack with improved supporting legs according to claim 7, characterized in that: The first shell (41) and the second shell (42) are both provided with a plug-in portion (43), a mounting portion (44) and a support portion (45) from top to bottom. The mounting portion (44) is obliquely arranged on the upper portion of the support portion (45). The support portion (45) is a plate-shaped support portion (45). The mounting portion (44) is a columnar mounting portion (44). The plug-in portion (43) is formed on the upper portion of the mounting portion (44). The plug-in portion (43) is fixedly connected to the support leg (2).

9. The clothes drying rack with improved supporting legs according to claim 8, characterized in that: Each of the supporting legs (2) is provided with two supporting rods (21), the upper ends of the two supporting rods (21) are respectively rotatably connected to the folding connection assembly (1), the outer diameter of the plug-in portion (43) is smaller than the outer diameter of the mounting portion (44), the plug-in portion (43) is tightly inserted into the lower end of the supporting rod (21), and a connecting rod (22) is respectively provided between the two supporting rods (21) and the two drying wing racks (3), the upper end of the connecting rod (22) is hinged to the drying wing rack (3), and the lower end of the connecting rod (22) is hinged to the supporting rod (21).

10. The clothes drying rack with improved supporting legs according to claim 9, characterized in that: When the clothes drying rack is unfolded, the angle of the clamping foot between the two support rods (21) of the support leg (2) is 35 to 65 degrees, and the angle of the clamping foot α between the mounting portion (44) and the support portion (45) is 50 to 80 degrees.