Hand-cranking device for multi-gear lifting type clothes hanger

Abstract

The utility model relates to the technical field of hand-cranking clothes hangers, in particular to a hand-cranking device for a multi-gear lifting type clothes hanger, which comprises a shell, one end of the shell is rotatably connected with a handle, the handle is fixedly connected with a main shaft, the main shaft extends into the shell, the main shaft is provided with a winding mechanism, and the winding mechanism is connected with the lifting type clothes hanger. The winding mechanism comprises two symmetrically-arranged winding wheels, each winding wheel is wound with a pull rope, two openings are formed in the shell, the two pull ropes penetrate through the openings to be connected with the two clothes hangers respectively, the cross section of the middle section of the main shaft is in a regular hexagon shape, a center hole of each winding wheel is a regular hexagon hole, and the center hole of each winding wheel is provided with an opening. The two winding wheels are connected with the shell through a first locking piece and a second locking piece respectively.

Description

Technical Field

[0001] The utility model relates to the technical field of hand-cranked clothes drying racks, in particular to a hand-cranked clothes drying rack with multiple gears. Background Art

[0002] In order to dry clothes, people usually set up clothes drying racks on the balcony of their homes. Clothes drying racks can usually be divided into two installation structures: fixed type and lifting type. Since the latter is more convenient for drying clothes, it is widely used. At present, the lifting type clothes drying rack is composed of two clothes drying rods, which are connected by lifting ropes and a hand-cranked lifting device. The hand-cranked lifting device is the core component of the clothes drying rack. There are many types of lifting devices for clothes drying racks on the market. With the gradual increase in people's demand for drying clothes, a single hand-cranked lifting device controlling a single clothes drying rack can no longer meet people's usage needs.

[0003] Therefore, a multi-position lifting clothes drying rack with a hand crank is needed to solve the above problems. Utility Model Content

[0004] In order to solve the above problem, that is, to solve the problem that the existing hand-cranked lifting device of the clothes drying rack is difficult to control multiple clothes drying racks, the utility model provides a multi-position lifting clothes drying rack with a hand-cranked device.

[0005] A multi-position lifting clothes drying rack with a hand crank comprises a shell, one end of the shell is rotatably connected to a handle, the handle is fixedly connected to a main shaft, the main shaft extends into the shell, a winding mechanism is arranged on the main shaft, the winding mechanism comprises two symmetrically arranged winding wheels, each of the winding wheels is wound with a pull rope, two openings are provided on the shell, two pull ropes pass through the openings and are respectively connected to two clothes drying racks, the middle section cross-section of the main shaft is a regular hexagonal shape, the center hole of the winding wheel is a regular hexagonal hole, and the two winding wheels are respectively connected to the shell through a first locking member and a second locking member.

[0006] Preferably, the first locking member includes twenty limiting holes evenly arranged along the circumferential direction on the winding wheel away from the handle, the winding wheel is fixedly mounted on the first sleeve, the first sleeve is rotatably connected to the shell, a movable ring is gap-sleeved on the first sleeve, twenty limiting blocks are evenly fixedly connected to the movable ring along the circumferential direction, the limiting blocks can be inserted into the limiting holes, two connecting rods are fixedly connected to the movable ring, the connecting rods move through the shell in the direction away from the handle, the ends of the two connecting rods are fixedly connected with mounting rings, and the mounting rings are rotatably mounted on the main shaft.

[0007] Preferably, the second locking member includes twenty insertion holes evenly arranged along the circumferential direction on the winding wheel near the handle, the winding wheel is fixedly sleeved on the second sleeve, the second sleeve is rotatably sleeved on the main shaft, a movable ring is rotatably sleeved on the second sleeve, twenty insertion blocks are evenly fixedly connected to the movable ring along the circumferential direction, the insertion blocks can be inserted into the insertion holes, a rotating ring is rotatably sleeved on the main shaft, a fixed rod is fixedly connected between the rotating ring and the movable ring, two sliding rods are symmetrically fixedly connected to the rotating ring, two sliding grooves are symmetrically arranged on the inner wall of the shell, and the two sliding rods slide in the two sliding grooves respectively.

[0008] Preferably, a connecting ring is rotatably connected between the two winding wheels.

[0009] Preferably, the main shaft is connected to both ends of the shell by bearings, and a lubrication mechanism is provided between the shell and the bearing, and the lubrication mechanism includes a first lubricating member and a second lubricating member respectively provided at both ends of the shell, and the first lubricating member is close to the handle, and the first lubricating member includes an annular oil storage chamber opened in the shell, a push plate is slidably connected to the oil storage chamber, a through rod is fixedly connected to the push plate, and the through rod extends through the shell in a direction close to the handle, and a circulation groove is provided on the side wall of the oil storage chamber, and the opening direction of the circulation groove is toward the bearing.

[0010] Preferably, the second lubricating part includes a cavity opened in the shell, a movable plate is slidably connected in the cavity, a linkage rod is fixedly connected to the movable plate, the linkage rod extends through the shell in a direction close to the handle, and a connecting groove is provided on the inner wall of the cavity, and the opening direction of the connecting groove is toward the bearing.

[0011] Preferably, a support rod is fixedly connected between the through rod and the linkage rod, a slot is provided on the shell, a control rod is fixedly connected to the support rod, and the control rod extends out of the slot.

[0012] Preferably, the cavity and the oil storage cavity are respectively connected with a connecting pipe, the connecting pipe extends through the shell, and the end of the connecting pipe is detachably connected with a blocking cap.

[0013] The beneficial effects of the utility model are:

[0014] 1. Through the setting of the main shaft, the two winding wheels can be driven to rotate respectively, so as to control the two clothes drying racks respectively, and through the setting of the first locking member and the second locking member, one of the clothes drying racks can be moved while the other clothes drying rack is locked, so as to realize the control of multiple clothes drying racks by a single handle.

[0015] 2. Through the setting of the first locking member, when the main shaft drives the winding reel close to the handle to rotate, the first locking member will lock the winding reel away from the handle, thereby realizing the individual control of a single winding reel; through the setting of the second locking member, when the main shaft drives the winding reel away from the handle to rotate, the second locking member will lock the winding reel close to the handle, thereby realizing the control of a single winding reel.

[0016] 3. Through the setting of the first lubricating part, lubricating oil can be added to the bearing after the hand crank has been used for a period of time, so as to avoid the hand crank from shaking smoothly and increase the service life of the hand crank; through the setting of the second lubricating part, lubricating oil can be added to the bearing after the hand crank has been used for a period of time, so as to avoid the hand crank from shaking smoothly and increase the service life of the hand crank. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a bottom view of the utility model;

[0019] Figure 3 For this utility model Figure 2 Isometric section view at AA;

[0020] Figure 4 For this utility model Figure 2 Isometric section view at the middle BB;

[0021] Figure 5 For this utility model Figure 3 A partial enlarged view of point C in the middle;

[0022] Figure 6 For this utility model Figure 3 A partial enlarged view of point D in the middle;

[0023] Figure 7 For this utility model Figure 4 A partial enlarged view of point E in the middle;

[0024] Figure 8 For this utility model Figure 4 A partial enlarged view of point F in the middle.

[0025] In the figure:

[0026] 1. Housing; 2. Handle; 3. Spindle; 4. Winding mechanism; 41. Winding wheel; 42. First locking member; 421. Limiting hole; 422. First sleeve; 423. Moving ring; 424. Limiting block; 425. Connecting rod; 426. Mounting ring; 43. Second locking member; 431. Inserting hole; 432. Second sleeve; 433. Moving ring; 434. Inserting block; 435. Rotating ring; 436. Fixed rod; 437. Sliding rod; 438. Sliding groove; 44. Connecting ring;

[0027] 5. Opening; 6. Bearing;

[0028] 7. Lubricating mechanism; 71. First lubricating part; 711. Oil storage chamber; 712. Push plate; 713. Through rod; 714. Circulation groove; 72. Second lubricating part; 721. Cavity; 722. Moving plate; 723. Linking rod; 724. Connecting groove; 73. Support rod; 74. Control rod; 75. Connecting pipe. DETAILED DESCRIPTION

[0029] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0030] like Figure 1 , 2 As shown in Figures 3 and 4, an embodiment of the utility model discloses a multi-stage lifting clothes drying rack with a hand crank, comprising a shell 1, one end of the shell 1 is rotatably connected to a handle 2, the handle 2 is fixedly connected to a main shaft 3, the main shaft 3 extends into the shell 1, a winding mechanism 4 is arranged on the main shaft 3, the winding mechanism 4 comprises two symmetrically arranged winding wheels 41, each of the winding wheels 41 is wound with a pull rope, two openings 5 ​​are provided on the shell 1, the two pull ropes pass through the openings 5 ​​and are respectively connected to two clothes drying racks, the middle section cross-section of the main shaft 3 is a regular hexagonal shape, the center hole of the winding wheel 41 is a regular hexagonal hole, and the two winding wheels 41 are respectively connected to the shell 1 through a first locking member 42 and a second locking member 43.

[0031] Specifically, when the clothes drying rack needs to be raised or lowered, the middle section of the main shaft 3 is located in the wire reel 41 away from the handle 2. At this time, the first locking member 42 unlocks the wire reel 41, and the second locking member 42 locks the wire reel 41 close to the handle 2. Then, the handle 2 is turned, the handle 2 drives the main shaft 3 to rotate, the middle section of the main shaft 3 drives the wire reel 41 away from the handle 2 to rotate, and the wire reel 41 drives the pull rope thereon to move, thereby realizing the lifting and lowering control of the clothes drying rack. When another clothes drying rack needs to be moved, the handle 2 is pulled to move the handle 2 in the direction away from the housing 1, so that the clothes drying rack can be lifted or lowered. The middle section of the main shaft 3 is inserted into the winding wheel 41 near the handle 2, and then the handle 2 is rotated, the handle 2 drives the main shaft 3 to rotate, the main shaft 3 drives the winding wheel 41 near the handle 2 to rotate, and the winding wheel 41 drives the pull rope thereon to move, so as to realize the lifting and lowering control of the other clothes drying rack; when the clothes drying rack does not need to be controlled, the handle 2 is moved so that the handle 2 drives the middle section of the main shaft 3 to be between the two winding wheels 41, so that the middle section of the main shaft 3 is inserted into the two winding wheels 41 at the same time, and the first locking member 42 and the second locking member 43 lock the two winding wheels 41.

[0032] Through the setting of the main shaft 3, the two winding wheels 41 can be driven to rotate respectively, so as to control the two clothes drying racks respectively, and through the setting of the first locking member 42 and the second locking member 43, one of the clothes drying racks can be locked while the other clothes drying rack is moved, so as to realize the control of multiple clothes drying racks by a single handle.

[0033] like Figure 5 As shown, the first locking member 42 includes twenty limiting holes 421 evenly arranged along the circumferential direction on the winding wheel 41 away from the handle 2, the winding wheel 41 is fixedly sleeved on the first sleeve 422, the first sleeve 422 is rotatably connected to the shell 1, a movable ring 423 is gap-sleeved on the first sleeve 422, twenty limiting blocks 424 are evenly fixedly connected to the movable ring 423 along the circumferential direction, the limiting blocks 424 can be inserted into the limiting holes 421, two connecting rods 425 are fixedly connected to the movable ring 423, the connecting rods 425 move through the shell 1 in the direction away from the handle 2, and the ends of the two connecting rods 425 are fixedly connected with mounting rings 426, and the mounting ring 426 is rotatably sleeved on the main shaft 3.

[0034] Specifically, when in use, when the main shaft 3 moves and is inserted into the winding wheel 41 near the handle 2, the main shaft 3 drives the mounting ring 426 to move, and the mounting ring 426 drives the moving ring 423 to move through the connecting rod 425, and the moving ring 423 drives the limit block 424 to be inserted into the limit hole 421. When the main shaft 3 rotates, the main shaft 3 and the mounting ring 426 rotate relative to each other.

[0035] By setting the first locking member 42 , when the main shaft 3 drives the winding wheel 41 close to the handle 2 to rotate, the first locking member 42 locks the winding wheel 41 away from the handle 2 , thereby realizing individual control of a single winding wheel 41 .

[0036] like Figure 6 As shown, the second locking member 43 includes twenty insertion holes 431 uniformly opened along the circumferential direction on the winding wheel 41 near the handle 2, the winding wheel 41 is fixedly sleeved on the second sleeve 432, the second sleeve 432 is rotatably sleeved on the main shaft 3, the second sleeve 432 is rotatably sleeved with a movable ring 433, twenty insertion blocks 434 are uniformly fixedly connected to the movable ring 433 along the circumferential direction, the insertion blocks 434 can be inserted into the insertion holes 431, a rotating ring 435 is rotatably sleeved on the main shaft 3, a fixed rod 436 is fixedly connected between the rotating ring 435 and the movable ring 433, two sliding rods 437 are symmetrically fixedly connected to the rotating ring 435, two sliding grooves 438 are symmetrically opened on the inner wall of the shell 1, and the two sliding rods 437 slide in the two sliding grooves 438 respectively.

[0037] Specifically, during use, when the main shaft 3 moves and is inserted into the winding wheel 41 away from the handle 2, the main shaft 3 drives the rotating ring 435 to move, and the rotating ring 435 drives the sliding rod 437 to slide in the sliding groove 438. At the same time, the rotating ring 435 drives the movable ring 433 to move through the fixed rod 436, and the movable ring 433 drives the insertion block 434 to be inserted into the insertion hole 431, thereby locking the winding wheel 41 close to the handle 2.

[0038] By setting the second locking member 43 , when the main shaft 3 drives the winding wheel 41 away from the handle 2 to rotate, the second locking member 43 locks the winding wheel 41 close to the handle 2 , thereby achieving control over a single winding wheel 41 .

[0039] like Figure 5 As shown, a connecting ring 44 is rotatably connected between the two winding wheels 41.

[0040] like Figure 3 , 4As shown in Figures 7 and 8, the main shaft 3 is connected to both ends of the housing 1 through bearings 6, and a lubrication mechanism 7 is provided between the housing 1 and the bearing 6, and the lubrication mechanism 7 includes a first lubricating member 71 and a second lubricating member 72 respectively provided at both ends of the housing 1, and the first lubricating member 71 is close to the handle 2, and the first lubricating member 71 includes an annular oil storage chamber 711 opened in the housing 1, and a push plate 712 is slidably connected to the oil storage chamber 711, and a through rod 713 is fixedly connected to the push plate 712, and the through rod 713 extends through the housing 1 in a direction close to the handle 2, and a flow groove 714 is provided on the side wall of the oil storage chamber 711, and the opening direction of the flow groove 714 faces the bearing 6.

[0041] Specifically, when in use, after the hand crank has been used for a period of time, the through rod 713 is moved so that the through rod 713 moves toward the direction close to the handle 2, and the through rod 713 drives the push plate 712 to move, and the push plate 712 squeezes the lubricating oil in the oil storage chamber 711 into the bearing 6 through the circulation groove 714.

[0042] By providing the first lubricating member 71 , lubricating oil can be added to the bearing 6 after the hand crank has been used for a period of time, thereby preventing the hand crank from shaking unsmoothly and increasing the service life of the hand crank.

[0043] like Figure 3 , 4 As shown in FIG. 8 , the second lubricating member 72 includes a cavity 721 opened in the shell 1, a movable plate 722 is slidably connected in the cavity 721, a linkage rod 723 is fixedly connected to the movable plate 722, and the linkage rod 723 extends through the shell 1 in a direction close to the handle 2. A connecting groove 724 is provided on the inner wall of the cavity 721, and the opening direction of the connecting groove 724 is toward the bearing 6.

[0044] Specifically, when in use, after the hand crank has been used for a period of time, the linkage rod 723 is moved so that the linkage rod 723 moves toward the direction close to the handle 2 , and the linkage rod 723 drives the moving plate 722 to move, and the lubricating oil in the cavity 721 is added to the bearing 6 through the connecting groove 724 .

[0045] By providing the second lubricating member 72, lubricating oil can be added to the bearing 6 after the hand crank has been used for a period of time, thereby preventing the hand crank from shaking unsmoothly and increasing the service life of the hand crank.

[0046] like Figure 4 , 7 As shown in , 8, a support rod 73 is fixedly connected between the through rod 713 and the linkage rod 723, a slot is provided on the shell 1, a control rod 74 is fixedly connected to the support rod 73, and the control rod 74 extends out of the slot.

[0047] Specifically, when in use, when lubricating oil needs to be added to the bearing 6, the control rod 74 is moved so that the control rod 74 drives the support rod 73 to move toward the direction close to the handle 2, thereby driving the through rod 713 and the linkage rod 723 to move, and the lubricating oil is added to the bearing 6.

[0048] like Figure 7 , 8 As shown, the cavity 721 and the oil storage cavity 711 are respectively connected with a connecting pipe 75, and the connecting pipe 75 extends through the housing 1. The end of the connecting pipe 75 is detachably connected with a blocking cap.

[0049] Specifically, when the lubricating oil in the cavity 721 and the oil storage cavity 711 is used up, the blocking cover is opened, and the lubricating oil is added into the cavity 721 and the oil storage cavity 711 through the connecting pipe 75 .

[0050] It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0051] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0052] The term "comprise" or any other similar term is intended to cover a non-exclusive inclusion, such that a process, article, or apparatus / device that includes a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, article, or apparatus / device.

[0053] So far, the technical solution of the present invention has been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A multi-position lifting clothes drying rack with a hand crank, characterized in that: The invention comprises a shell (1), one end of which is rotatably connected to a handle (2), the handle (2) being fixedly connected to a main shaft (3), the main shaft (3) extending into the shell (1), the main shaft (3) being provided with a winding mechanism (4), the winding mechanism (4) comprising two symmetrically arranged winding wheels (41), each winding wheel (41) being wound with a pull rope, the shell (1) being provided with two openings (5), the two pull ropes passing through the openings (5) being respectively connected to two clothes drying racks, the middle section of the main shaft (3) being in the shape of a regular hexagon, the center hole of the winding wheel (41) being in the shape of a regular hexagon, the two winding wheels (41) being respectively connected to the shell (1) via a first locking member (42) and a second locking member (43).

2. A multi-position lifting clothes drying rack with a hand crank according to claim 1, characterized in that: The first locking member (42) comprises twenty limiting holes (421) uniformly arranged along the circumferential direction on the winding wheel (41) away from the handle (2); the winding wheel (41) is fixedly sleeved on a first sleeve (422); the first sleeve (422) is rotatably connected to the housing (1); a movable ring (423) is sleeved on the first sleeve (422); twenty limiting blocks (424) are uniformly fixedly connected to the movable ring (423) along the circumferential direction; the limiting blocks (424) can be inserted into the limiting holes (421); two connecting rods (425) are fixedly connected to the movable ring (423); the connecting rods (425) move in a direction away from the handle (2) and penetrate the housing (1); the ends of the two connecting rods (425) are fixedly connected with mounting rings (426); the mounting rings (426) are rotatably sleeved on the main shaft (3).

3. A multi-position lifting clothes drying rack with a hand crank according to claim 2, characterized in that: The second locking member (43) comprises twenty insertion holes (431) uniformly arranged along the circumferential direction on the winding wheel (41) near the handle (2); the winding wheel (41) is fixedly sleeved on the second sleeve (432); the second sleeve (432) is rotatably sleeved on the main shaft (3); a movable ring (433) is rotatably sleeved on the second sleeve (432); twenty insertion blocks (434) are uniformly fixedly connected to the movable ring (433) along the circumferential direction; the insertion blocks (434) are fixedly connected to the second sleeve (432) and the second sleeve (432) is fixedly sleeved on the main shaft (3); The insertion block (434) can be inserted into the insertion hole (431), a rotating ring (435) is rotatably sleeved on the main shaft (3), a fixed rod (436) is fixedly connected between the rotating ring (435) and the movable ring (433), two sliding rods (437) are symmetrically fixedly connected to the rotating ring (435), and two sliding grooves (438) are symmetrically provided on the inner wall of the shell (1), and the two sliding rods (437) slide in the two sliding grooves (438) respectively.

4. The multi-position lifting clothes drying rack with a hand crank according to claim 3, characterized in that: A connecting ring (44) is rotatably connected between the two winding wheels (41).

5. The multi-position lifting clothes drying rack with a hand crank according to claim 4, characterized in that: The main shaft (3) is connected to the two ends of the housing (1) via a bearing (6). A lubricating mechanism (7) is provided between the housing (1) and the bearing (6). The lubricating mechanism (7) comprises a first lubricating member (71) and a second lubricating member (72) respectively provided at the two ends of the housing (1). The first lubricating member (71) is close to the handle (2). The first lubricating member (71) comprises an annular oil storage chamber (711) provided in the housing (1). A push plate (712) is slidably connected in the oil storage chamber (711). A through rod (713) is fixedly connected to the push plate (712). The through rod (713) extends through the housing (1) in a direction close to the handle (2). A flow groove (714) is provided on the side wall of the oil storage chamber (711). The opening direction of the flow groove (714) faces the bearing (6).

6. The multi-position lifting clothes drying rack with a hand crank according to claim 5, characterized in that: The second lubricating member (72) comprises a cavity (721) provided in the housing (1), a movable plate (722) being slidably connected in the cavity (721), a linkage rod (723) being fixedly connected to the movable plate (722), the linkage rod (723) extending through the housing (1) in a direction close to the handle (2), and a connecting groove (724) being provided on the inner wall of the cavity (721), the opening direction of the connecting groove (724) being toward the bearing (6).

7. A multi-position lifting clothes drying rack with a hand crank according to claim 6, characterized in that: A support rod (73) is fixedly connected between the through rod (713) and the linkage rod (723); a slot is provided on the housing (1); a control rod (74) is fixedly connected to the support rod (73); and the control rod (74) extends out of the slot.

8. The multi-position lifting clothes drying rack with a hand crank according to claim 7, characterized in that: The cavity (721) and the oil storage cavity (711) are respectively connected to a connecting pipe (75), the connecting pipe (75) extends through the housing (1), and a sealing cap is detachably connected to the end of the connecting pipe (75).

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