CN110723673A - Rope winding device - Google Patents
Rope winding device Download PDFInfo
- Publication number
- CN110723673A CN110723673A CN201911001534.5A CN201911001534A CN110723673A CN 110723673 A CN110723673 A CN 110723673A CN 201911001534 A CN201911001534 A CN 201911001534A CN 110723673 A CN110723673 A CN 110723673A
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- Prior art keywords
- gear
- guide groove
- cycloid
- rotating shaft
- housing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/30—Rope, cable, or chain drums or barrels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to the technical field of rope coiling, and discloses a rope coiling device which comprises a shell component, a winding drum component and a transmission component, wherein the shell component comprises a shell; the reel assembly comprises a reel; the transmission assembly comprises a first rotating shaft, an eccentric sleeve, a cycloid inner gear, a cycloid outer gear, a rotation stopping clamp, a first square locking block and a second square locking block, wherein the eccentric sleeve is fixedly sleeved on the first rotating shaft along the axial direction of the first rotating shaft; the cycloid internal gear is sleeved on the first rotating shaft and connected to the winding drum; the cycloid outer gear is sleeved on the eccentric sleeve and meshed with the cycloid inner gear; the rotation stopping clamp is connected with the shell and provided with a first guide groove; the first square locking block is arranged in the first guide groove in a sliding mode, the first square locking block is provided with a second guide groove, the second guide groove is perpendicular to the first guide groove, the second square locking block is arranged in the second guide groove in a sliding mode, and the second square locking block is connected to the cycloid outer gear. The invention can effectively prevent the winding drum from rotating under the action of the steel wire rope.
Description
Technical Field
The invention relates to the technical field of rope winding, in particular to a rope winding device.
Background
Chinese patent application No. 201310246151.0 discloses a hard infusion pipeline road crossing device, which comprises a hard infusion pipeline road crossing device, two support pipes; each supporting tube corresponds to the upper corner and the lower corner of one side of the inverted U-shaped hard infusion pipeline; a roller mechanism which is movably connected with the supporting tube is arranged at the corner of the top of the inverted U-shaped hard infusion pipeline; the rear part of the roller mechanism is arranged at the corner of the top part of the inverted U-shaped hard infusion pipeline, and the front part of the roller mechanism is sleeved on the supporting pipe and can slide along the supporting pipe; the upper part of the supporting tube is provided with a pulley mechanism, and the lower part of the supporting tube is provided with a hand winch; the front end of a steel wire rope on the hand winch penetrates through the pulley mechanism and is fixed on the roller mechanism; the bottom of the supporting tube is connected with the bottom corner of the inverted U-shaped hard infusion pipeline through a stay cable, and the self-locking of the winding drum of the hand winch is realized through the ratchet wheel. The device has the defect that when the pipeline needs to be put down from a high position, the ratchet wheel needs to be loosened to realize the reverse rotation of the winding drum, but after the ratchet wheel is loosened, the winding drum quickly drops under the force of the steel wire rope and the pipeline, and the pipeline can be damaged.
Disclosure of Invention
The invention aims to overcome the technical defects and provide a rope winding device, which solves the technical problem that a winding drum of a rope winding drum can rotate uncontrollably after a ratchet wheel is loosened by a hand winch in the prior art.
In order to achieve the above technical object, a technical solution of the present invention provides a rope winding device, including:
a housing assembly including a housing;
a spool assembly including a spool rotatably connected to the housing;
the transmission assembly comprises a first rotating shaft, an eccentric sleeve, a cycloid inner gear, a cycloid outer gear, a rotation stopping clamp, a first square locking block, a second square locking block, a fixed inner gear and a fixed outer gear, the first rotating shaft and the winding drum are coaxially arranged, and the eccentric sleeve is fixedly sleeved on the first rotating shaft along the axial direction of the first rotating shaft; the cycloidal inner gear is coaxially and rotatably sleeved on the first rotating shaft; the cycloid external gear is sleeved on the eccentric sleeve and is meshed with the cycloid internal gear; the rotation stopping clamp is connected to the shell and provided with a first guide groove along the radial direction of the first rotating shaft; the first square locking block is arranged in the first guide groove in a sliding mode along the guide direction of the first guide groove, a second guide groove is formed in the first square locking block along the radial direction of the first rotating shaft, the second guide groove is perpendicular to the first guide groove, the second square locking block is arranged in the second guide groove in a sliding mode along the guide direction of the second guide groove, and the second square locking block is connected to the cycloid outer gear; the fixed outer gear is coaxially connected with the cycloid inner gear, the fixed inner gear is sleeved on the fixed outer gear and meshed with the fixed outer gear, and the fixed inner gear is coaxially connected with the winding drum.
Compared with the prior art, the invention has the beneficial effects that: the first rotating shaft is rotated to drive the eccentric sleeve to rotate, at the moment, the first square locking block moves along the guide of the first guide groove, the second square locking block moves along the guide of the second guide groove, the movement directions of the first square locking block and the second square locking block are mutually vertical, the cycloid external gear performs circular motion along the axis of the cycloid internal gear and cannot rotate under the combined action of the eccentric sleeve, the rotation stopping clamp, the first square locking block, the second square locking block and the cycloid internal gear, the rotation of the cycloid external gear is irreversible, namely, the cycloid internal gear can only rotate under the condition of rotating the first rotating shaft, the cycloid internal gear cannot drive the first rotating shaft to rotate through the cycloid internal gear, the winding drum can only rotate when the first rotating shaft rotates, and the winding drum cannot drive the first rotating shaft to rotate, the steel wire rope can not drive the winding drum to rotate, and the problem that the steel wire rope and the pipeline are likely to be damaged due to the fact that the steel wire rope and the pipeline quickly fall down under the action of force can be effectively solved.
Drawings
FIG. 1 is a three-dimensional schematic view of a cord winder according to a first embodiment of the present invention;
FIG. 2 is an exploded view of a cord winder according to a first embodiment of the present invention;
FIG. 3 is an exploded view from another perspective of the cord reel according to the first embodiment of the present invention;
FIG. 4 is a three-dimensional schematic view of the rope reel of the first embodiment of the present invention with the steel cord and the handle removed;
fig. 5 is a schematic structural view of the rope winding device according to the first embodiment of the present invention, after removing the steel wire rope and the rotating handle;
FIG. 6 is a cross-sectional view taken along line N-N of FIG. 5;
FIG. 7 is an enlarged partial schematic view at O of FIG. 6;
FIG. 8 is a three-dimensional schematic diagram of a reel assembly, a first rotating shaft, an eccentric sleeve, a cycloidal inner gear, a cycloidal outer gear, a second square locking block, a fixed inner gear, a fixed outer gear, a fixed ring, a fixed nut, a rotating handle and a fixed disk according to an embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a reel assembly, a first rotating shaft, an eccentric sleeve, a cycloidal internal gear, a cycloidal external gear, a second square lock block, a fixed internal gear, a fixed external gear, a fixed ring, a fixed nut, a rotating handle, and a fixed disk according to an embodiment of the present invention;
FIG. 10 is a cross-sectional view taken along line P-P of FIG. 9;
FIG. 11 is a cross-sectional view taken along line Q-Q of FIG. 9;
FIG. 12 is a three-dimensional schematic view of a stop-rotation catch and stop-cover in accordance with an embodiment of the present invention;
FIG. 13 is a three-dimensional schematic view of a cycloidal inner gear, a cycloidal outer gear, a second square locking piece and a stationary disk in accordance with one embodiment of the present invention;
FIG. 14 is a three-dimensional schematic view of a cycloidal inner gear, a stationary disk and a stationary outer gear in accordance with one embodiment of the present invention;
figure 15 is a three-dimensional schematic view of a cycloid external gear and a second square locking block in accordance with one embodiment of the present invention;
fig. 16 is a schematic structural view of the rope winding device according to the first embodiment of the present invention, with the rotation handle removed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further 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.
The first embodiment is as follows:
the invention provides a rope winding device, which comprises a shell assembly 1, a winding drum assembly 2, a transmission assembly 3 and a steel wire rope 4, wherein the shell assembly 1 comprises a shell 11 and an end cover 12, the shell 11 is cylindrical, the shell 11 is hollow and has an opening at one end, the outer wall of the shell 11 is provided with an access window, the end cover 12 is arranged opposite to the opening end of the shell 11 and is coaxially connected to the shell 11, and the end cover 12 is provided with a first through hole along the axial direction of the shell 11.
Preferably, the other end of the housing 11 is coaxially provided with a second through hole, and the end cap 12 is detachably connected to the housing 11 through a screw.
The shell 11 is provided with a through hole along the radial direction, the shell component 1 further comprises a blocking cover 13 and two fixed pipes 14, and the blocking cover 13 is arranged opposite to the access window and is detachably connected with the shell 11; the housing assembly 1 further comprises two fixing tubes 14, the two fixing tubes 14 are coaxially arranged with the through holes, and the fixing tubes 14 are symmetrically arranged on two sides of the housing 11 and are respectively connected to the housing 11.
The winding drum assembly 2 comprises a winding drum 21 and two retainer rings 22, wherein the winding drum 21 is rotatably connected to the shell 11; the two retaining rings 22 are respectively disposed at two ends of the winding drum 21 and respectively coaxially connected to the winding drum 21.
Preferably, the winding drum 21 is coaxially and rotatably disposed in the housing 11, and the outer peripheral surface of the winding drum 21 is provided with a spiral groove, which is disposed along the axial direction of the winding drum 21.
The transmission component 3 comprises a first rotating shaft 3a, an eccentric sleeve 3b, a cycloidal inner gear 3c, a cycloidal outer gear 3d, a rotation stopping clamp 3e, a first square locking block 3f, a second square locking block 3g, a fixed inner gear 3h and a fixed outer gear 3i, wherein the first rotating shaft 3a and the winding drum 21 are coaxially arranged, and the eccentric sleeve 3b is fixedly sleeved on the first rotating shaft 3a along the axial direction of the first rotating shaft 3 a.
Preferably, one end of the first rotating shaft 3a is coaxially and rotatably inserted into the first through hole, and the other end thereof rotatably penetrates through the second through hole.
The cycloidal inner gear 3c is coaxially and rotatably sleeved on the first rotating shaft 3 a; the cycloid external gear 3d is sleeved on the eccentric sleeve 3b in a matching mode, and the cycloid external gear 3d is meshed with the cycloid internal gear 3 c.
Preferably, the number of teeth of the cycloid external gear 3d is smaller than that of the cycloid internal gear 3 c.
More preferably, the number of teeth of the cycloid external gear 3d is one less than that of the cycloid internal gear 3c, and the number of teeth of the cycloid internal gear 3c is 10.
The rotation stopping clamp 3e is connected to the shell 11, and the rotation stopping clamp 3e is provided with a guide groove along the radial direction of the first rotating shaft 3 a; preferably, the rotation-stopping clip 3e is connected to the blocking cover 13 and is integrally formed with the blocking cover 13.
The first square locking block 3f is arranged in the first guide groove in a sliding mode along the guide direction of the first guide groove, a second guide groove is formed in the first square locking block 3f along the radial direction of the first rotating shaft 3a and is perpendicular to the first guide groove, the second square locking block 3g is arranged in the second guide groove in a sliding mode along the guide direction of the second guide groove, and the second square locking block 3g is connected to the cycloid outer gear 3 d.
Preferably, the second square locking piece 3g is integrally formed with the cycloid external gear 3 d.
Preferably, first guide slot is squarely, first guide slot radially runs through along first pivot 3a and only revolves one side of card 3e, the second guide slot is the square hole, the equal circular arc transition in corner of first guide slot, second guide slot.
Preferably, transmission assembly 3 still includes solid fixed ring 3j, fixation nut 3k, turning handle 3l, and solid fixed ring 3j is fixed to be overlapped and is located first pivot 3a and coaxial interior place first through-hole, solid fixed ring 3 j's the rotatable butt of outer wall in the inner wall of first through-hole, fixation nut 3k coaxial coupling in first pivot 3a and coaxial interior place first through-hole, turning handle 3l have seted up a blind hole relative fixation nut 3k, the cross-section of blind hole is regular hexagon, and turning handle 3l warp fixation nut 3k is located to blind hole cooperation cover, and turning handle 3l can follow fixation nut 3 k's endwise slip.
The fixed external gear 3i is coaxially connected to the cycloid internal gear 3c, the fixed internal gear 3h is sleeved on the fixed external gear 3i and meshed with the fixed external gear 3i, and the fixed internal gear 3h is coaxially connected to the drum 21.
Further preferably, the transmission assembly 3 further includes a fixed disk 3m, the fixed disk 3m is disposed between the cycloidal internal gear 3c and the fixed internal gear 3h, one end of the fixed disk 3m is coaxially connected to the cycloidal internal gear 3c, and the other end is connected to the fixed external gear 3i, and preferably, the fixed disk 3m, the cycloidal internal gear 3c, and the fixed external gear 3i are integrally formed.
Through setting up the fixed external gear 3i that meshes mutually, fixed internal gear 3h, the power of inciting somebody to action cycloid internal gear 3c input is transmitted for reel 21 by fixed external gear 3i, fixed internal gear 3h, because cycloid internal gear 3c, the in-process that cycloid external gear 3d meshed, can produce the vibration, through setting up fixed external gear 3i, fixed internal gear 3h, when the vibration is transmitted for fixed internal gear 3h by fixed external gear 3i, because the restriction of fixed internal gear 3h, make partial vibration weaken at the in-process of transmission, avoided cycloid internal gear 3c to produce the vibration and directly transmit reel 21, avoid the serving rope of vibration influence reel 21.
One end of the wire rope 4 is wound around the reel 21, and the other end thereof passes through the housing 11 via the fixing tube 14.
The specific working process of the invention is as follows: the rotating handle 3l is rotated, the rotating handle 3l drives the first rotating shaft 3a and the eccentric sleeve 3b to rotate, at the moment, the first square locking block 3f moves along the guide of the first guide groove, the second square locking block 3g moves along the guide of the second guide groove, the moving directions of the first square locking block 3f and the second square locking block 3g are mutually vertical, the cycloid external gear 3d does circular motion along the axis of the cycloid internal gear 3c under the combined action of the eccentric sleeve 3b, the rotation stopping clamp 3e, the first square locking block 3f, the second square locking block 3g and the cycloid internal gear 3c, the cycloid external gear 3d cannot rotate in a self-rotation manner, the outer gear 3d and the cycloid internal gear 3c are in toggle transmission, the rotation is irreversible, namely, the cycloid internal gear 3c can rotate only under the condition of rotating the first rotating shaft 3a, the cycloid internal gear 3c cannot drive the first rotating shaft 3a to rotate through the cycloid external gear 3 d; the cycloid external gear 3d rotates one tooth every time the cycloid internal gear 3c rotates one circle, and the number of teeth of the cycloid internal gear 3c is 10, so that the rope winding device has a transmission ratio of 10: 1; when the cycloid inner gear 3c rotates, the fixed outer gear 3i is driven to rotate through the fixed disc 3m, the fixed outer gear 3i drives the fixed inner gear 3h to rotate, the fixed inner gear 3h drives the winding drum 21 to rotate, and the rotating drum can wind or release a rope on the steel wire rope 4; the winding drum 21 assembly 2 and the transmission assembly 3 are both positioned in the shell 11, so that rainwater or other impurities can be prevented from being adhered to the winding drum 21 or other parts, and the lubrication of the winding drum 21 and other assemblies is facilitated.
Example two:
as shown in fig. 16, the same points of the second embodiment and the first embodiment are not illustrated, but the second embodiment and the first embodiment are different in that a threaded hole is formed in the fixed pipe 14 along the radial direction, the rope winding device further includes a protection assembly 5, the protection assembly 5 includes a protection pipe 51 and a set screw 52, one end of the protection pipe 51 is slidably inserted into the fixed pipe 14, the diameter of the other end of the protection pipe 51 increases along the direction close to the winding drum 21, the inner wall of the protection pipe 51 is a smooth curved transition, the inner wall of the protection pipe 51 is provided with a wear-resistant coating, and the threaded end of the set screw 52 is in threaded connection with the threaded hole and abuts against one end of the protection pipe 51.
By arranging the protective pipe 51 and the set screw 52, because the joint of the fixed pipe 14 and the shell 11 is uneven, the steel wire rope 4 can rub the joint repeatedly when passing through the joint, so that the steel wire rope 4 is damaged too fast, the structural strength of the joint of the fixed pipe 14 and the shell 11 can be influenced, by arranging the protective pipe 51, because the inner wall of the protective pipe 51 is in smooth transition, when the steel wire rope 4 passes through the inner wall of the protective pipe 51, no sharp object exists between the steel wire rope 4 and the inner wall of the protective pipe 51, the friction strength can be effectively reduced, the service life of the steel wire rope 4 can be prolonged, and because the inner wall of the protective pipe 51 is provided with the wear-resistant coating, the wear of the protective pipe 51 can be reduced, the service life of the protective pipe 51 is prolonged, by arranging the set screw 52, the protective pipe 51 can be effectively fixed, when the protective pipe 51 needs to be replaced, the set screw 52 is taken down, the protective pipe 51, the new anti-slip tube is replaced, and then the set screw 52 is tightened to fix the new set screw 52.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. A rope winding device, comprising:
a housing assembly including a housing;
a spool assembly including a spool rotatably connected to the housing;
the transmission assembly comprises a first rotating shaft, an eccentric sleeve, a cycloid inner gear, a cycloid outer gear, a rotation stopping clamp, a first square locking block, a second square locking block, a fixed inner gear and a fixed outer gear, the first rotating shaft and the winding drum are coaxially arranged, and the eccentric sleeve is fixedly sleeved on the first rotating shaft along the axial direction of the first rotating shaft; the cycloidal inner gear is coaxially and rotatably sleeved on the first rotating shaft; the cycloid external gear is sleeved on the eccentric sleeve and is meshed with the cycloid internal gear; the rotation stopping clamp is connected to the shell and provided with a first guide groove along the radial direction of the first rotating shaft; the first square locking block is arranged in the first guide groove in a sliding mode along the guide direction of the first guide groove, a second guide groove is formed in the first square locking block along the radial direction of the first rotating shaft, the second guide groove is perpendicular to the first guide groove, the second square locking block is arranged in the second guide groove in a sliding mode along the guide direction of the second guide groove, and the second square locking block is connected to the cycloid outer gear; the fixed outer gear is coaxially connected with the cycloid inner gear, the fixed inner gear is sleeved on the fixed outer gear and meshed with the fixed outer gear, and the fixed inner gear is coaxially connected with the winding drum.
2. The rope winding device of claim 1, wherein the number of teeth of the outer cycloid gear is less than the number of teeth of the inner cycloid gear.
3. The rope winding device according to claim 2, wherein the number of teeth of the outer cycloid gear is one less than the number of teeth of the inner cycloid gear.
4. The rope winding device of claim 1, wherein the first guide groove is square, the first guide groove penetrates through one side of the rotation stopping clamp along the radial direction of the first rotating shaft, the second guide groove is a square hole, and the corners of the first guide groove and the second guide groove are both in arc transition.
5. The rope winding device of claim 1, wherein the outer circumferential surface of the drum has a spiral groove formed therein, and the spiral groove is formed along an axial direction of the drum.
6. The rope winding device of claim 1, wherein the spool assembly further comprises two retaining rings respectively disposed at two ends of the spool and respectively coaxially connected to the spool.
7. The cord winder of claim 1, wherein the housing is hollow and open at one end, the housing assembly further comprising an end cap disposed opposite the open end of the housing and coaxially coupled to the housing, the end cap defining a first through hole along an axial direction of the housing.
8. The rope winding device of claim 1, wherein the housing is cylindrical, an access window is formed in an outer wall of the housing, a through hole is radially formed in the housing, the housing assembly further comprises a blocking cover and two fixing pipes, and the blocking cover is arranged opposite to the access window and detachably connected to the housing; the shell component further comprises two fixing pipes, the two fixing pipes and the through hole are coaxially arranged, and the fixing pipes are symmetrically arranged at two ends of the shell and are respectively connected to the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911001534.5A CN110723673A (en) | 2019-10-21 | 2019-10-21 | Rope winding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911001534.5A CN110723673A (en) | 2019-10-21 | 2019-10-21 | Rope winding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110723673A true CN110723673A (en) | 2020-01-24 |
Family
ID=69220481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911001534.5A Pending CN110723673A (en) | 2019-10-21 | 2019-10-21 | Rope winding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110723673A (en) |
-
2019
- 2019-10-21 CN CN201911001534.5A patent/CN110723673A/en active Pending
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