CN112660944B - Rope locking device - Google Patents
Rope locking device Download PDFInfo
- Publication number
- CN112660944B CN112660944B CN202011493832.3A CN202011493832A CN112660944B CN 112660944 B CN112660944 B CN 112660944B CN 202011493832 A CN202011493832 A CN 202011493832A CN 112660944 B CN112660944 B CN 112660944B
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- Prior art keywords
- disc
- wire drawing
- transmission assembly
- wire
- shell
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- 230000005540 biological transmission Effects 0.000 claims abstract description 84
- 238000005491 wire drawing Methods 0.000 claims abstract description 78
- 238000004146 energy storage Methods 0.000 claims abstract description 31
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 238000010586 diagram Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 229940127554 medical product Drugs 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 208000011092 Hand injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
- A43C11/00—Other fastenings specially adapted for shoes
- A43C11/16—Fastenings secured by wire, bolts, or the like
- A43C11/165—Fastenings secured by wire, bolts, or the like characterised by a spool, reel or pulley for winding up cables, laces or straps by rotation
Landscapes
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Abstract
A cord lock catch device comprises a shell, a pulling wire disc, a cord disc and a unidirectional transmission component; the wire drawing disc is arranged in the shell, a wire drawing is wound on the peripheral surface of the wire drawing disc along the circumferential direction of the wire drawing disc, and the free end of the wire drawing is connected with the wire drawing head; an energy storage part is arranged at the upper part of the wire drawing disc, one end of the energy storage part is fixed in the shell, and the other end of the energy storage part is connected with the wire drawing disc; the rope disc is arranged in the shell, and ropes are wound on the outer peripheral surface of the rope disc along the circumferential direction of the rope disc and used for fastening the ropes; the unidirectional transmission assembly is connected between the wire drawing disc and the wire rope disc, and drives the unidirectional transmission assembly to move when the wire drawing disc circumferentially rotates, and the unidirectional transmission assembly drives the wire rope disc to unidirectionally rotate. The rope locking device is simple and compact in structure, convenient to operate and fast to operate, high in rope fastening efficiency, good in user experience and wide in application range and field, and can be operated by one hand.
Description
Technical Field
The invention relates to the technical field of fastening devices, in particular to a rope locking device.
Background
The existing turnbuckle locking device has the following technical defects: 1) The device has poor operation feeling, if the device is slippery, wears gloves or has the problem of hand injury, the rotating buckle cannot be flexibly locked in a rotating way, so that the operability and experience feeling are poor; 2) Because the device is rotated to exert force, if the plane of the turnbuckle is unstable or the stress is uneven, the force is hard to exert in the rotating process, so that two hands are often required to operate, one hand rotates, the other hand presses the plane of the turnbuckle, normal force exerting can be ensured, the efficiency and experience are greatly influenced, and one-hand operation cannot be realized; 3) For the field of shoe products, the device needs to be fixedly arranged on a shoe tongue or a shoe body, so that special users, such as old people, pregnant women, disabled people and the like, can bend over a larger extent to operate when rotating the device, and for the crowd, the physical health is greatly affected and the experience is reduced.
Disclosure of Invention
The invention provides the rope locking device, which solves the technical problems in the prior art, has a simple and compact structure, can realize one-hand operation, is convenient to operate, has high efficiency of fastening ropes, and has good user experience and wide application range and field.
In order to achieve the above object, the present invention provides the following technical solutions:
a cord lock apparatus comprising a housing; the wire drawing disc is arranged in the shell, a wire drawing is wound on the peripheral surface of the wire drawing disc along the circumferential direction of the wire drawing disc, and the free end of the wire drawing is connected with the wire drawing head; an energy storage part is arranged at the upper part of the wire drawing disc, one end of the energy storage part is fixed in the shell, and the other end of the energy storage part is connected with the wire drawing disc; a string reel installed in the housing, the string reel being wound with a string around an outer circumferential surface thereof in a circumferential direction thereof for tying the string; the unidirectional transmission assembly is connected between the wire drawing disc and the wire rope disc, the unidirectional transmission assembly is driven to move when the wire drawing disc circumferentially rotates, and the unidirectional transmission assembly drives the wire rope disc to unidirectionally rotate.
Further, the unidirectional transmission assembly comprises a transmission assembly disc which is arranged at the upper part of the wire rope disc, and the transmission assembly disc is provided with an arc groove along the circumferential direction of the transmission assembly disc; the transmission gear comprises a movable gear and a fixed gear, the movable gear is arranged in the circular arc groove and meshed with the driving gear of the wire drawing disc, and the movable gear is meshed with the fixed gear after moving to the groove end of the circular arc groove along the rotating direction of the wire drawing disc in the circular arc groove; the fixed gear is arranged in the transmission assembly disc and meshed with the driving fluted disc of the rope disc.
Further, the unidirectional transmission assembly further comprises a transmission assembly cover, and the transmission assembly cover is installed on the upper portion of the transmission assembly disc.
Further, the drive assembly tray is provided with a baffle plate supporting the drive assembly cover; or the transmission assembly cover is provided with a baffle plate, and the baffle plate is abutted against the transmission assembly disc.
Further, the casing includes last casing and lower casing, go up the casing with lower casing block connection forms the casing that has the inner chamber, the drawing wire dish with the drawing wire dish rotates and installs in the inner chamber.
Further, a unidirectional fluted disc is arranged at the bottom of the wire rope disc, and the unidirectional fluted disc is connected with the lower shell.
Further, the lower shell is provided with a flexible tooth structure, and the flexible tooth structure is connected with the unidirectional fluted disc in a matched mode.
Further, the bottom of the transmission assembly disc is convexly provided with a fixed column, and the fixed column is connected with the lower shell in a clamping way.
Further, the energy storage member is provided as a spring member.
Further, the shell comprises an upper shell and a lower shell, the upper shell and the lower shell are in clamping connection to form a shell with an inner cavity, and the inner cavity accommodates the wire drawing disc and the wire rope disc; the lower shell is provided with a limiting arc groove, and the circle center of the limiting arc groove coincides with the circle center of the wire drawing disc; the unidirectional transmission assembly comprises a movable gear, the movable gear is installed in the limiting circular arc groove and meshed with the gear plate of the wire drawing disc, and the movable gear is meshed with the gear plate of the wire drawing disc after moving to the groove end of the limiting circular arc groove along the rotating direction of the wire drawing disc in the limiting circular arc groove.
The invention has the beneficial effects that:
the invention provides a cord lock catch device, which comprises a shell; the wire drawing disc is arranged in the shell, a wire drawing is wound on the peripheral surface of the wire drawing disc along the circumferential direction of the wire drawing disc, and the free end of the wire drawing is connected with the wire drawing head; an energy storage part is arranged at the upper part of the wire drawing disc, one end of the energy storage part is fixed in the shell, and the other end of the energy storage part is connected with the wire drawing disc; a string reel installed in the housing, the string reel being wound with a string around an outer circumferential surface thereof in a circumferential direction thereof for tying the string; the unidirectional transmission assembly is connected between the wire drawing disc and the wire rope disc, the unidirectional transmission assembly is driven to move when the wire drawing disc circumferentially rotates, and the unidirectional transmission assembly drives the wire rope disc to unidirectionally rotate.
According to the technical characteristics, when the wire locking device is used, the wire pulling head is pulled by one hand to pull out a wire, the wire pulling drives the wire pulling disc to rotate, at the moment, the energy storage piece arranged on the wire pulling disc is driven to rotate, compress and store energy, the rotating wire pulling disc drives the wire pulling disc to rotate through the unidirectional transmission assembly, and the rotating wire pulling disc tightens the wire, so that the fastening of the wire is realized; after the string is tied, the string head is loosened, the energy storage part arranged on the string disc rotates reversely to restore the original state, the energy is released to drive the string disc to rotate reversely so as to retract the string which is pulled out previously, the string disc rotating reversely is separated from the string disc, and the string disc cannot be driven by the string disc rotating reversely, namely, the string is still kept in the tied state when the string is recovered. This cotton rope locking device, the anchor clamps pass through one-way drive subassembly and drive to the anchor clamps, and simple structure is compact, can realize single hand operation, and the simple operation tightens the efficient of cotton rope, and user experience feels good, and application scope and field are extensive.
Drawings
FIG. 1 is a schematic overall view of a cord lock apparatus according to an embodiment of the present invention;
FIG. 2 is an exploded view of a cord lock apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a cord reel of a cord lock apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic view of a unidirectional transmission assembly of a cord lock apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic view of a cord reel of a cord lock apparatus according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a lower housing according to a modification of the first embodiment of the present invention;
fig. 7 is a schematic structural diagram of a two-wire rope locker according to an embodiment of the invention.
In the figure, 100-shell, 101-upper shell, 101-1-upper cover, 102/102 a-lower shell, 102-1/102-1 a-fluted disc, 102-2-connecting hole, 200-pulling disc, 201-pulling groove, 201-1-pulling hole, 202-driving gear, 203-bayonet position, 300-wire rope disc, 301-wire rope groove, 301-1-wire rope hole, 302-driving fluted disc, 303-unidirectional fluted disc, 400-pulling head, 500-energy storage piece, 501-fixed end, 502-clamping end, 600-unidirectional transmission component, 601-transmission component disc, 601-1-circular groove, 601-2-baffle, 601-3-fixed column, 602-movable gear, 603-fixed gear, 604-transmission component cover, 604-1-circular groove, 701-rotating connecting shaft, 702-nut, 12-lower shell, 121-limiting circular groove, 122-rope inlet, 123-wire outlet, 20-pulling disc, 21-first wheel disc, 30-wire rope disc, 31-second wire disc, 31-tooth disc, 60-pulling head, 60-wire rope disc, 60-unidirectional transmission component disc, 80-wire rope head, 80-unidirectional transmission component, and wire rope
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1 to 6, fig. 1 is a schematic overall structure diagram of a cord locker according to an embodiment of the present invention, fig. 2 is an exploded schematic structure diagram of a cord locker according to an embodiment of the present invention, fig. 3 is a schematic structure diagram of a drawing drum of a cord locker according to an embodiment of the present invention, fig. 4 is a schematic structure diagram of a unidirectional transmission assembly of a cord locker according to an embodiment of the present invention, fig. 5 is a schematic structure diagram of a cord drum of a cord locker according to an embodiment of the present invention, and fig. 6 is a schematic structure diagram of a lower housing of a modification of an embodiment of the present invention.
The rope locking device provided by the invention has the advantages of attractive overall appearance, simple and compact structure, capability of realizing one-hand operation, convenience in operation, high efficiency in rope fastening, good user experience and wide application range and field.
Referring specifically to fig. 1-5, the cord lock apparatus includes a housing 100, a tension disc 200, a cord disc 300, and a unidirectional transmission assembly 600.
In this embodiment, the housing 100 includes an upper housing 101 and a lower housing 102, the upper housing 101 is further provided with an upper cover 101-1, the upper housing 101 and the lower housing 102 are in snap connection to form a housing 100 having an inner cavity, and the cord plate 200 and the cord plate 300 are rotatably mounted in the inner cavity of the housing 100.
A rotary connection shaft 701 is provided at the center of the housing 100, the drawing drum 200 and the one-way transmission assembly 600 are assembled and connected by the rotary connection shaft 701, and free ends are screw-connected by nuts 702.
The middle position of the bottom of the lower shell 102 is provided with a connecting hole 102-2, the lower shell 102 is also provided with a fluted disc 102-1, and the fluted disc 102-1 is surrounded on the periphery of the connecting hole 102-2.
With continued reference to fig. 1-5, the wire drawing disc 200 is provided with a wire drawing groove 201 on the outer circumferential surface of the wire drawing disc 200, a wire drawing is wound in the wire drawing groove 201, the inner end of the wire drawing is fixed in the wire drawing disc 200 through the wire drawing hole 201-1, the free end of the wire drawing is connected with the wire drawing head 400, an opening is formed in the position of the shell 100 corresponding to the wire drawing hole 201-1, and the wire drawing can be pulled out by pulling the wire drawing head 400.
The upper portion of the drawing wire disc 200 is provided with the energy storage piece 500, the fixed end 501 of the energy storage piece 500 is fixed by the upper cover 101-1 of the upper shell 101, the clamping end 502 of the energy storage piece 500 is clamped into the bayonet position 203 of the drawing wire disc 200 to realize connection, and the energy storage piece 500 is driven to rotate and shrink to store energy when the drawing wire disc 200 rotates.
The center of the bottom of the drawing drum 200 is provided with a driving gear 202 protruding outward.
With continued reference to fig. 1-5, the cord reel 300 is provided with a cord groove 301 on the outer circumferential surface of the cord reel 300, the cord groove 301 is wound with a cord for fastening the cord, for example, the cord is a shoelace, two free ends of the shoelace are threaded into the cord holes 301-1 to be fixedly fastened in the cord reel 300, and an opening is formed in the housing 100 at a position corresponding to the cord holes 301-1.
The upper part of the rope reel 300 is provided with a coaxial driving fluted disc 302.
The bottom of the wire rope disc 300 is provided with a unidirectional fluted disc 303, the unidirectional fluted disc 303 is connected with the fluted disc 102-1 arranged on the lower shell 102, and meshing teeth in the unidirectional fluted disc 303 are arranged into inclined teeth, so that the unidirectional fluted disc 303 is separated from the fluted disc 102-1 of the lower shell 102 in a rotating way along the inclined direction of the inclined teeth, and the unidirectional fluted disc 303 cannot rotate in the opposite direction, thereby ensuring smooth rotation of the wire rope disc 300.
Referring to fig. 6, in some variations, the toothed disc 102-1 is provided as a flexible tooth structure.
With continued reference to fig. 1-5, the unidirectional transmission assembly 600 is connected between the pull wire disc 200 and the cord disc 300, and when the pull wire disc 200 rotates circumferentially, the unidirectional transmission assembly 600 is driven to move, and the unidirectional transmission assembly 600 drives the cord disc 300 to rotate unidirectionally.
In this embodiment, the unidirectional drive assembly 600 preferably includes a drive assembly disk 601 and a drive gear.
The transmission assembly disc 601 is installed at the upper part of the wire rope disc 300, two circular arc grooves 601-1 are symmetrically formed in the transmission assembly disc 601 along the circumferential direction of the transmission assembly disc, and the circle center of the circular arc grooves 601-1 coincides with the axis of the driving gear 202.
A transmission gear comprising two movable gears 602 and two fixed gears 603.
A fixed gear 603 is mounted in the drive assembly plate 601 in engagement with the drive sprocket 302 of the cord plate 300.
The movable gear 602 is installed in the circular arc groove 601-1 and engaged with the driving gear 202 of the drawing wire disc 200, the movable gear 602 is engaged with the driving gear 202, and is engaged with the fixed gear 603 after moving to the groove end of the circular arc groove 601-1 in the rotation direction of the drawing wire disc 200 in the circular arc groove 601-1, and the movable gear 602 is disengaged from the fixed gear 603 and cannot be engaged with each other after moving to the opposite groove end of the circular arc groove 601-1 in the circular arc groove 601-1 by the engagement of the driving gear 202, the groove length of the circular arc groove 601-1 is large.
That is, the driving gear 202 of the cord plate 200 is meshed with the movable gear 602, and can only rotate in one direction to drive the movable gear 602 to move to the groove end of the circular arc groove 601-1 and then mesh with the fixed gear 603, and the fixed gear 603 meshes with the driving fluted disc 302 of the cord plate 300 to drive the cord plate 300 to rotate, and the opposite direction drives the movable gear 602 to separate from the fixed gear 603 and cannot drive the cord plate 300 to rotate.
When the rope locking device is used, the pulling head 400 is pulled by one hand to pull out the pulling wire, the pulling wire drives the pulling wire disc 200 to rotate, at the moment, the energy storage piece 500 arranged on the pulling wire disc 200 is driven to rotate, compress and store energy, the rotating pulling wire disc 200 drives the rope disc 300 to rotate through the unidirectional transmission assembly 600, and the rotating rope disc 300 tightens the rope to realize rope fastening; after the string is fastened, the pulling head 400 is loosened, the energy storage member 500 provided on the pulling string disc 200 is reversely rotated to restore the original state, the energy is released to drive the pulling string disc 200 to reversely rotate, so as to retract the previously pulled string, and the pulling string disc 200 rotating reversely is separated from the string disc 300, and the pulling string disc 200 rotating reversely cannot drive the string disc 300, i.e. the fastened state of the string is maintained while the string is recovered.
In this embodiment, preferably, the unidirectional transmission assembly 600 further includes a transmission assembly cover 604, where the transmission assembly cover 604 is mounted on the upper portion of the transmission assembly disk 601, and correspondingly, the transmission assembly cover 604 is also provided with two circular arc grooves 604-1, so that the movable gear 602 moves stably in the circular arc grooves 601-1 and 604-1 that are disposed up and down.
In this embodiment, preferably, the driving assembly disk 601 is provided with a baffle 601-2 protruding upward, and the baffle 601-2 supports the driving assembly cover 604; or the transmission assembly cover 604 is provided with a baffle plate in a downward protruding manner, the baffle plate is abutted against the transmission assembly disc 601, and the baffle plate 601-2 ensures stable installation of the movable gear 602 and the fixed gear 603, so that the transmission assembly disc 601 and the transmission assembly cover 604 cannot deviate due to stress, and the interference to the installation or movement of the movable gear 602 and the fixed gear 603 is avoided.
In this embodiment, preferably, the bottom of the transmission assembly disc 601 is convexly provided with a fixing column 601-3, the fixing column 601-3 is substantially prismatic or cylindrical, and the fixing column 601-3 is engaged with the lower housing 102, so as to realize stable installation of the transmission assembly disc 601 in the lower housing 102.
Further preferably, the outer circumferential surface of the fixing post 601-3 is provided with a rib in a surrounding manner, the rib is in transition fit with the connecting hole 102-2 provided at the bottom of the lower housing 102, and the arrangement of the rib enables the installation of the transmission assembly disc 601 to be stable, and the installation feel is obvious.
In other embodiments, the length of two opposite sides of the fixing post 601-3 is extended to replace the protruding rib, and the extended sides are buckled with the outer edge of the connecting hole 102-2 provided at the bottom of the lower housing 102, so as to enhance the use feeling of the cord locker during pulling up.
The main application products of the rope locking device comprise: footwear, gloves, medical products, helmets, protective gear, luggage, clothing, arm wraps, outdoor equipment (tents, etc.), and the like.
The main application field of the rope locking device is as follows: running, hiking, football, basketball, fitness, yoga, skiing, golf, fishing hunting and other sports fields, work safety, medical treatment and other fields.
The rope locking device can bring better experience and interestingness, is suitable for children and young people, and enables the children and young people to feel better interestingness.
The rope locking device can bring better experience and high efficiency, can truly realize single-hand operation and single-finger operation and even operate by other parts of the body, does not require the plane stress condition fixed by the rope locking device, adapts to various scenes, and is more convenient, flexible and simple to operate and high in efficiency.
In the field of shoe products, the rope locking device does not need to bend down to a larger radian when in operation, thereby ensuring the health and safety of users.
The rope locking device is applied to the fields of medical products, protective equipment and the like, can be operated by single finger or even other parts of the body, is more flexible, convenient and safe, and is suitable for patient groups and weak groups.
The rope locking device is applied to the product fields of clothing, luggage, glove, helmets and the like, can truly realize the work of locking luggage by one hand, and is better in efficiency and experience.
Embodiment two:
referring to fig. 7, fig. 7 is a schematic structural diagram of a two-wire rope locking device according to an embodiment of the invention.
In this embodiment, as shown in fig. 7, the cord lock apparatus includes a housing, a cord reel 20, a cord reel 30, and a unidirectional drive gear 80.
The housing includes an upper housing (not shown) and a lower housing 12, the upper housing and the lower housing 12 being snap-fit to form a housing having an interior cavity, with the cord reel 20 and the cord reel 30 rotatably mounted in the interior cavity of the housing 10.
Referring to fig. 7, the wire drawing disc 20 is installed in the housing, a wire drawing groove is formed around the outer circumferential surface of the wire drawing disc 20, a wire drawing 40 is wound in the wire drawing groove, the inner end of the wire drawing 40 is fixedly tied in the wire drawing disc 20, the free end of the wire drawing 40 passes through the wire outlet 123 and then is connected with the wire drawing head 60, and the wire drawing 40 can be drawn out by pulling the wire drawing head 60; the drawing coil 20 is internally provided with an energy storage member (not shown), the energy storage member is preferably a coil spring, a clockwork spring, one end of the energy storage member is fixed in the shell 10, the other end of the energy storage member is connected with the drawing coil 20, and the energy storage member is driven to rotate and shrink to store energy when the drawing coil 20 rotates, so that the setting of the energy storage member is not particularly limited.
Referring to fig. 7, a string disc 30 is installed in the housing 10, a string groove is formed around the outer circumferential surface of the string disc 30, a string 50, such as a string, is wound around the string groove, and both free ends of the string are inserted into the string inlet 122 to be fixedly tied in the string disc 30.
Referring to fig. 7, a unidirectional transmission gear 80 is installed in the housing 10 at a position between the pull wire disc 20 and the wire disc 30, and both the pull wire disc 20 and the wire disc 30 may be engaged with the unidirectional transmission gear 80, and the unidirectional transmission gear 80 is engaged when the pull wire disc 20 is rotated in a circumferential direction, so as to drive the wire disc 30 to rotate in a unidirectional direction.
Preferably, the wire drawing disc 20 is provided with a first gear disc 21, the first gear disc 21 is vertically arranged with the wire drawing groove in a three-dimensional mode, the wire drawing disc 30 is provided with a second gear disc 31, the second gear disc 31 is vertically arranged with the wire drawing groove in a three-dimensional mode, and the first gear disc 21 and the second gear disc 31 can be meshed with the unidirectional transmission gear 80.
In this embodiment, preferably, the lower housing 12 is provided with a limiting arc groove 121, and correspondingly, the upper housing is also provided with a limiting arc groove, and the center of the limiting arc groove 121 coincides with the center of the drawing wire disc 20; the unidirectional transmission gear 80 is installed in the limiting circular arc groove 121 and is meshed with the first gear disc 21, the unidirectional transmission gear 80 is meshed with the second gear disc 31 after moving to the groove end of the limiting circular arc groove 121 along the rotation direction of the wire pulling disc 20 in the limiting circular arc groove 121, the unidirectional transmission gear 80 is larger in groove length after moving to the other groove end of the limiting circular arc groove 121 in the opposite direction in the limiting circular arc groove 121, the unidirectional transmission gear 80 is separated from the second gear disc 31, and the unidirectional transmission gear 80 cannot be meshed, namely, the first gear disc 21 of the wire pulling disc 20 is meshed with the unidirectional transmission gear 80, and can only rotate along one direction to drive the unidirectional transmission gear 80 to be meshed with the second gear disc 31 of the wire pulling disc 30 after moving to the groove end of the limiting circular arc groove 121 so as to drive the rotation of the wire pulling disc 30, and the unidirectional transmission gear 80 is driven to be separated from the second gear disc 31 of the wire pulling disc 30.
In this embodiment, when the cord locking device is used, the pulling cord 40 is pulled by the pulling cord head 60, the pulling cord head 60 can be pulled by one hand, the pulling cord 40 drives the pulling cord disc 20 to rotate, at this time, the energy storage element arranged on the pulling cord disc 20 is compressed and stored after rotating along with the pulling cord disc 20, the rotating pulling cord disc 20 engages the cord disc 30 through the unidirectional transmission gear 80 so as to drive the cord disc 30 to rotate, and the rotating cord disc 30 tightens the cord 50, so as to realize tying of the cord 50, such as tying of shoelaces; after the string 50 is fastened, the pulling head 60 is loosened, the energy storage member provided on the pulling wire coil 20 rotates reversely, the released energy drives the pulling wire coil 20 to rotate reversely to retract the previously pulled pulling wire 40, and the pulling wire coil 20 rotating reversely cannot engage the string wire coil 30 (the string wire coil 30 is separated from the unidirectional transmission gear 80), that is, the pulling wire 40 is retracted while the fastened state of the string 50 is maintained.
The above embodiments are only for illustrating the technical solution of the present invention, not for limiting the same, and the present invention is described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, and all the solutions are intended to be covered by the scope of the claims of the present invention.
Claims (5)
1. A cord lock catch device, characterized in that: it comprises
A housing;
the wire drawing disc is arranged in the shell, a wire drawing is wound on the peripheral surface of the wire drawing disc along the circumferential direction of the wire drawing disc, and the free end of the wire drawing is connected with the wire drawing head; an energy storage part is arranged at the upper part of the wire drawing disc, one end of the energy storage part is fixed in the shell, and the other end of the energy storage part is connected with the wire drawing disc;
a string reel installed in the housing, the string reel being wound with a string around an outer circumferential surface thereof in a circumferential direction thereof for tying the string;
the unidirectional transmission assembly is connected between the wire drawing disc and the wire rope disc, the unidirectional transmission assembly is driven to move when the wire drawing disc circumferentially rotates, and the unidirectional transmission assembly drives the wire rope disc to unidirectionally rotate;
the unidirectional transmission assembly comprises
The transmission assembly disc is arranged at the upper part of the wire rope disc, and an arc groove is formed in the transmission assembly disc along the circumferential direction of the transmission assembly disc;
the transmission gear comprises a movable gear and a fixed gear, the movable gear is arranged in the circular arc groove and meshed with the driving gear of the wire drawing disc, and the movable gear is meshed with the fixed gear after moving to the groove end of the circular arc groove along the rotating direction of the wire drawing disc in the circular arc groove; the fixed gear is arranged in the transmission assembly disc and meshed with the driving fluted disc of the rope disc;
the shell comprises an upper shell and a lower shell, the upper shell and the lower shell are connected in a clamping way to form a shell with an inner cavity, and the wire drawing disc are rotatably arranged in the inner cavity;
the bottom of the rope disc is provided with a unidirectional fluted disc which is arranged into inclined teeth, the unidirectional fluted disc is not connected with the fluted disc arranged on the lower shell along the inclined direction of the inclined teeth and can rotate, and the unidirectional fluted disc is connected with the fluted disc arranged on the lower shell against the inclined direction of the inclined teeth and cannot rotate;
the lower shell is provided with a flexible tooth structure, and the flexible tooth structure is connected with the unidirectional fluted disc in a matched mode.
2. The cord lock apparatus of claim 1, wherein: the unidirectional transmission assembly further comprises a transmission assembly cover, and the transmission assembly cover is arranged on the upper portion of the transmission assembly disc.
3. The cord lock apparatus of claim 2, wherein: the transmission assembly disc is provided with a baffle plate, and the baffle plate supports the transmission assembly cover; or the transmission assembly cover is provided with a baffle plate, and the baffle plate is abutted against the transmission assembly disc.
4. A cord lock apparatus according to claim 3, wherein: the bottom of the transmission assembly disc is convexly provided with a fixed column, and the fixed column is connected with the lower shell in a clamping way.
5. The cord lock apparatus of claim 4, wherein: the energy storage member is configured as a clockwork spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011493832.3A CN112660944B (en) | 2020-12-17 | 2020-12-17 | Rope locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011493832.3A CN112660944B (en) | 2020-12-17 | 2020-12-17 | Rope locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112660944A CN112660944A (en) | 2021-04-16 |
| CN112660944B true CN112660944B (en) | 2023-09-12 |
Family
ID=75404478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011493832.3A Active CN112660944B (en) | 2020-12-17 | 2020-12-17 | Rope locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112660944B (en) |
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| DE202019105576U1 (en) * | 2019-10-10 | 2019-10-22 | Roland Jungkind | Screw cap with clamping element |
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| CN112660944A (en) | 2021-04-16 |
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