CN105762588A - Charger and wire coiling structure capable of locking unlocking - Google Patents
Charger and wire coiling structure capable of locking unlocking Download PDFInfo
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- CN105762588A CN105762588A CN201410795762.5A CN201410795762A CN105762588A CN 105762588 A CN105762588 A CN 105762588A CN 201410795762 A CN201410795762 A CN 201410795762A CN 105762588 A CN105762588 A CN 105762588A
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- ratchet
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Abstract
A wire coiling structure capable of locking and unlocking includes a bottom box, an inner core, a volute spring, a cover plate and a pawl assembly. The bottom part of the bottom box protrudes towards the inner side of the box and forms a protruding shaft. A first clamping groove is formed in the protruding shaft in the axial direction. The inner core is provided with a fixed board, a ratchet wheel and a wire arrangement wall body. The ratchet wheel and the wire arrangement wall body are arranged on two faces of the fixed board. A second clamp groove is arranged in the wire arrangement wall body. Two ends of the volute spring are respectively fixed in the first clamping groove and the second clamping groove. The cover board is arranged at the opening end of the bottom box in a covering manner. The pawl assembly includes a pawl, a spring and a knob. The spring sleeves the pawl. The knob is connected with one end of the pawl. The other end of the pawl extends into the bottom box to fit with the pawl. A wire coils the wire arrangement wall body of the inner core and the coiling and uncoiling of the wire are realized by utilizing the elastic potential of the volute spring. The pawl and the ratchet wheel fit with each other so as to realize locking and unlocking. At the same time, the invention also provides a charger employing the coiling structure capable of locking and unlocking.
Description
Technical field
The present invention relates to take-up technical field, particularly relate to a kind of charger and can self-locking unlock wire-rewinding structure.
Background technology
Portable lamp needs to carry out concentrating Charge Management in charging use procedure, is easily caused between charging cables owing to charger is more and is mutually wound around, gives and concentrate Charge Management to make troubles.Currently mainly adopt the problem that take-up solves mutually to be wound around between charging cables.
But traditional take-up is after take-up action completes, under external force, the inner core of take-up is easy to produce to rotate, and makes the cable kept well be released again, affects function of receiving line.
Summary of the invention
Based on this, it is necessary to for the problems referred to above, it is provided that a kind of can self-locking and unblock charger and can the wire-rewinding structure that unlocks of self-locking.
A kind of can self-locking unlock wire-rewinding structure, including:
Back box, has an opening, and the bottom of described back box is to the protruding shaft that is formed prominent in box, and described protruding shaft axially offers the first draw-in groove along it；
Inner core, it is contained in described back box, described inner core has fixing plate, ratchet and winding displacement body of wall, described ratchet is arranged at the one side of described fixing plate, described winding displacement body of wall is arranged at the another side of described fixing plate, and cable can be around in the outside of described winding displacement body of wall, and described fixing plate and described ratchet all offer hole, location, described protruding shaft is arranged in hole, described location, and described winding displacement body of wall offers the second draw-in groove；
Worm spring, is contained in the inner side of described winding displacement body of wall, and one end of described worm spring is fixed in described first draw-in groove, and the other end is fixed on described second draw-in groove；
Cover plate, is covered on the opening of described back box；And
Pawl assembly, including ratchet, spring and knob, described spring housing is located on described ratchet, described ratchet has the first end and the second end, described first end is connected with described knob, second end of described ratchet has a lozenges, and described second end stretches into inside described back box to match with described ratchet.
Wherein in an embodiment, the bottom of described protruding shaft is formed with boss along the radial direction of described protruding shaft is prominent.
Wherein in an embodiment, described winding displacement body of wall being additionally provided with baffle plate, described baffle plate projects radially outwardly formation along described winding displacement body of wall.
Wherein in an embodiment, also including screw, described cover plate offers through hole, described protruding shaft axially offers along it counter sink, described screw is arranged in described through hole and described counter sink successively.
Wherein in an embodiment, described through hole is intended for the one of described back box and sinks to forming half counterbore away from the direction of described back box, described half counterbore and described protruding shaft interference fit.
Wherein in an embodiment, described cover plate is formed with annulus projection towards the one side of described back box is also prominent, and described annulus is protruding to be arranged around described half counterbore, and described annulus projection is used for limiting described protruding shaft.
Wherein in an embodiment, the end face of the opening of described back box is additionally provided with projection, and described cover plate is intended for the one side of described back box and is additionally provided with locating slot, and described projection is inserted in described locating slot.
Wherein in an embodiment, the opening of described back box offers the first fixing groove, described cover plate is intended for the one side of described back box and offers the second fixing groove, and the described first fixing groove is fixed groove and matched formation fixing hole with described second, and described ratchet is arranged in described fixing hole.
Wherein in an embodiment, the middle part of described ratchet is provided with flange, and described cover plate is intended for that the one side of described back box is projecting barricade, and described barricade matches with described flange to stop described ratchet excessively to stretch in described back box.
A kind of charger, including:
As described in any of the above one can self-locking unlock wire-rewinding structure, the sidewall of described back box is further opened with incoming line and line outlet；
Charging head and cable, one end of described cable electrically connects with described charging head, and the other end of described cable enters from described incoming line and described can the wire-rewinding structure that unlocks of self-locking stretching out from described line outlet electrically connect with electronic equipment again.
Above-mentioned can self-locking unlock wire-rewinding structure at least have the advantage that
By cable winds on the winding displacement body of wall of inner core, the folding and unfolding of cable is realized by the elastic potential energy of worm spring, ratchet matches with ratchet and realizes self-locking and unblock: when being pulled out by cable, ratchet rotates clockwise, worm spring rotates counterclockwise to tighten up and storage elasticity potential energy around protruding shaft, the process that ratchet rotates clockwise extrudes the lozenges of ratchet the second end, spring on ratchet is compressed, after the tooth top of ratchet is crossed in the end of the second end of ratchet, spring release spring return original state on ratchet, until the end of the second end of ratchet is withstood at the bottom of the tooth of ratchet, now ratchet crosses gear teeth of ratchet；When stopping drag wire, inner core is subject to the elastic potential energy of worm spring so that ratchet, along rotating counterclockwise, withstands the back of lozenges bottom the gear of ratchet, and ratchet cannot continue to rotate counterclockwise, and ratchet matches with ratchet and realizes auto-lock function.When needs take-up, unclamp after making ratchet rotation turnback by turn knobs, now the direction of lozenges changes, the back of lozenges is no longer bear against at the bottom of the tooth of ratchet, realize unlocking function, worm spring rotates clockwise release elastic potential energy around protruding shaft, ratchet rotates counterclockwise under the effect of elastic potential energy, the lozenges of extruding ratchet the second end, spring on ratchet is compressed, after the tooth top of ratchet is crossed in the end of the second end of ratchet, now ratchet crosses gear teeth of ratchet, cable at the uniform velocity turns round take-up under the effect of the elastic potential energy of worm spring, until cable take in completely can self-locking unlock wire-rewinding structure in, then turn rotation is unclamped after making ratchet rotation turnback, now the back of lozenges is withstood at the bottom of the tooth of ratchet, realize self-locking, after preventing take-up from completing, inner core produces to rotate affects function of receiving line.
Above-mentioned charger because be provided with above-mentioned can the wire-rewinding structure that unlocks of self-locking, so after also having and preventing take-up from completing, inner core produces to rotate affects the advantages such as function of receiving line.
Accompanying drawing explanation
Fig. 1 is the structural representation of the charger in an embodiment；
Fig. 2 is the decomposing schematic representation of charger shown in Fig. 1；
Fig. 3 is the structural representation of back box in Fig. 2；
Fig. 4 is the structural representation of inner core in Fig. 2；
Fig. 5 is the structural representation at another visual angle of inner core shown in Fig. 4；
Fig. 6 is the structural representation at another visual angle of Fig. 2 cover plate；
Fig. 7 is the structural representation that in an embodiment, ratchet and ratchet realize self-locking；
Fig. 8 is that in an embodiment, ratchet and ratchet realize the structural representation unlocked.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Elaborate a lot of detail in the following description so that fully understanding the present invention.But the present invention can implement being much different from alternate manner described here, and those skilled in the art can do similar improvement when without prejudice to intension of the present invention, therefore the present invention is by the following public restriction being embodied as.
It should be noted that be referred to as " being fixed on " another element when element, it can directly on another element or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly to another element or may be simultaneously present centering elements.For illustrative purposes only, being not offered as is unique embodiment for term as used herein " vertical ", " level ", "left", "right" and similar statement.
Unless otherwise defined, all of technology used herein is identical with the implication that the those skilled in the art belonging to the present invention are generally understood that with scientific terminology.The term used in the description of the invention herein is intended merely to the purpose describing specific embodiment, it is not intended that in the restriction present invention.Term as used herein " and/or " include the arbitrary and all of combination of one or more relevant Listed Items.
See also Fig. 1 and Fig. 2, be the charger 10 in an embodiment.Charger 10 include can self-locking unlock wire-rewinding structure 100, charging head 200 and cable 300.Can self-locking unlock wire-rewinding structure 100 include back box 110, inner core 120, worm spring 130, cover plate 140 and pawl assembly 150.This can self-locking unlock wire-rewinding structure 100 can be applied not only on charger 10 for realizing the purpose of self-locking and unblock, it is also possible to be applied on other electronic equipment with cable (such as earphone, telephone set, electric fan etc.)；Can also be used alone to realize function of receiving line.
Seeing also Fig. 3, back box 110 has an opening 110a, and back box 110 can be made for plastic cement material.The bottom of back box 110 is to the protruding shaft 111 that is formed prominent in box, and protruding shaft 111 axially offers the first draw-in groove 1111 along it.Specifically, protruding shaft 111 is formed at the center of the bottom of back box 110.The bottom of protruding shaft 111 is along the prominent boss 1112 that is formed of radial direction of protruding shaft 111, the fatigue strength that boss 1112 resists bigger pulling force and elastic force for ensureing protruding shaft 111 to have, and increasing can the reliability of wire-rewinding structure 100 that unlocks of self-locking.Being further opened with incoming line 112 and line outlet 113 on the sidewall of back box 110, incoming line 112 is used for guiding cable 300 to enter in back box 110, and line outlet 113 is used for guiding cable 300 to stretch out outside back box 110.Specifically, incoming line 112 is respectively arranged on the two side that back box 110 is relative with line outlet 113.Being additionally provided with projection 114 on the end face of the opening 110a of back box 110, the quantity of projection 114 can be multiple, and multiple projection 114 intervals are arranged.
Seeing also Fig. 4 and Fig. 5, inner core 120 is contained in back box 110.Inner core 120 has fixing plate 121, ratchet 122 and winding displacement body of wall 123.Ratchet 122 is arranged at the one side of fixing plate 121, and winding displacement body of wall 123 is arranged at the another side of fixing plate 121.Cable 300 can be around in the outside of winding displacement body of wall 123.The design of inner core be conducive to improving can the ease for operation of wire-rewinding structure that unlocks of self-locking, reduce installation procedure.Specifically, it is also possible at the arranged outside baffle plate 124 of winding displacement body of wall 123, baffle plate 124 projects radially outwardly formation along winding displacement body of wall 123.Baffle plate 124, winding displacement body of wall 123 and fixing plate 121 are collectively forming the cross section structure for " Contraband " shape, cable 300 is around on winding displacement body of wall 123, baffle plate 124 and fixing plate 121 are used for limiting cable 300, advantageously reduce the fault rate of take-up, it is to avoid produce cable winds problem during charger centralized management.All offering hole 125, location on fixing plate 121 and ratchet 122, protruding shaft 111 is arranged in hole 125, location.Winding displacement body of wall 123 is further opened with the second draw-in groove 1231.
Referring to Fig. 2, worm spring 130 is contained in the inner side of winding displacement body of wall 123, and one end of worm spring 130 is fixed in the first draw-in groove 1111, and the other end of worm spring 130 is fixed on the second draw-in groove.Can store when worm spring 130 rotates or discharge elastic potential energy.
Seeing also Fig. 6, cover plate 140 is covered on the opening 110a of back box 110.Specifically, can being intended for the one side of back box 110 at cover plate 140 and offer locating slot 141, the projection 114 of the opening 110a of back box 110 is inserted in locating slot 141, so that cover plate 140 matches with back box 110.Refer to Fig. 2, specific in present embodiment, it is additionally provided with screw 160, the middle part of cover plate 140 offers through hole 142, axially offer counter sink 1113 in protruding shaft 111 along it, screw 160 is arranged in through hole 142 and counter sink 1113 so that cover plate 140 to be fixed on the opening 110a of back box 110 successively.
Specifically, the through hole 142 in the middle part of cover plate 140 is intended for the one of back box 110 and sinks to forming half counterbore away from the direction of back box 110, and half counterbore and protruding shaft 111 interference fit are with securing cover plate 140.Cover plate 140 is formed with annulus projection 143 towards the one side of back box 110 is also prominent, and annulus projection 143 is arranged around half counterbore, and annulus projection 143 is used for limiting protruding shaft 111, the load intensity of reinforcement protruding shaft 111.Specifically, it is also possible to arrange two pieces of projections 144 at cover plate 140 towards the one side of back box 110, two pieces of projections 144 are corresponding with incoming line 112 and line outlet 113 respectively.
Referring to Fig. 2, pawl assembly 150 includes ratchet 151, spring 152 and knob 153.Spring 152 is sheathed on ratchet 151, and ratchet 151 has the first end 1511 and the second end 1512, and the first end 1511 is connected with knob 153, and the second end 1512 of ratchet 151 has a lozenges 1513, and it is internal to match with ratchet 122 that the second end 1512 stretches into back box 110.Specifically, the second end 1512 of ratchet 151 stretches into the teeth portion of ratchet 122 to match with ratchet 122.
See also Fig. 3 and Fig. 6, the first fixing groove 115 can be offered at the opening 110a of back box 110, the one side being intended for back box 110 at cover plate 140 offers the second fixing groove 145, first fixing groove 115 matches with the second fixing groove 145 and forms fixing hole (not shown), and ratchet 151 is arranged in fixing hole.The middle part of ratchet 151 is provided with flange 1514, and cover plate 140 is intended for that the one side of back box 110 is projecting barricade 146, and barricade 146 matches with flange 1514 to stop ratchet 151 excessively to stretch in back box 110.
Referring to Fig. 1 and Fig. 2, one end of cable 300 electrically connects with charging head 200, and the other end of cable 300 enters can electrically connect with electronic equipment by the wire-rewinding structure 100 stretching out from line outlet 113 that unlocks of self-locking again from incoming line 112.
Above-mentioned charger 10 at least has the advantage that
nullCable 300 is wound on the winding displacement body of wall 123 of inner core 120，The folding and unfolding of cable 300 is realized by the elastic potential energy of worm spring 130，Ratchet 122 matches with ratchet 151 and realizes self-locking and unblock: refer to Fig. 7，When cable 300 is pulled out，Ratchet 122 rotates clockwise，Worm spring 130 rotates counterclockwise to tighten up and storage elasticity potential energy around protruding shaft 111，The process that ratchet 122 rotates clockwise extrudes the lozenges 1513 of the second end 1512 of ratchet 151，Spring 152 on ratchet 151 is compressed，After the tooth top of ratchet 122 is crossed in the end of the second end 1512 of ratchet 151，Spring 152 on ratchet 151 discharges spring return original state，Until the end of the second end 1512 of ratchet 152 is withstood at the bottom of the tooth of ratchet 122，Now ratchet 151 crosses gear teeth of ratchet 122；When stopping drag cable 300, inner core 120 is subject to the elastic potential energy of worm spring 130 so that ratchet 122, along rotating counterclockwise, withstands the back of lozenges 1513 at the bottom of the tooth of ratchet 122, ratchet 122 cannot continue to rotate counterclockwise, and ratchet 122 matches with ratchet 151 and realizes auto-lock function.nullRefer to Fig. 8，When needs take-up，Ratchet 151 is made to unclamp after revolving turnback by turn knobs 153，Now the direction of lozenges 1513 changes，The back of lozenges 1513 is no longer bear against at the bottom of the tooth of ratchet 122 to realize unlocking，Worm spring 130 rotates clockwise release elastic potential energy around protruding shaft 111，Ratchet 122 rotates counterclockwise under the effect of elastic potential energy，The lozenges 1513 of the second end 1512 of extruding ratchet 151，Spring 152 on ratchet 151 is compressed，After the tooth top of ratchet 122 is crossed in the end of the second end 1512 of ratchet 151，Now ratchet 151 crosses gear teeth of ratchet 122，Cable 300 at the uniform velocity turns round take-up under the effect of the elastic potential energy of worm spring 130，Until cable 300 take in completely can self-locking unblock wire-rewinding structure 100 in，Then turn knobs 153 makes ratchet 151 unclamp after revolving turnback，Now the back of lozenges 1513 is withstood at the bottom of the tooth of ratchet 122，Realize self-locking，After preventing take-up from completing，Inner core 120 produces to rotate affects function of receiving line.And in present embodiment, can self-locking unlock wire-rewinding structure 100 be box structure, cable is had protective effect.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. one kind can self-locking unlock wire-rewinding structure, it is characterised in that including:
Back box, has an opening, and the bottom of described back box is to the protruding shaft that is formed prominent in box, and described protruding shaft axially offers the first draw-in groove along it；
Inner core, it is contained in described back box, described inner core has fixing plate, ratchet and winding displacement body of wall, described ratchet is arranged at the one side of described fixing plate, described winding displacement body of wall is arranged at the another side of described fixing plate, and cable can be around in the outside of described winding displacement body of wall, and described fixing plate and described ratchet all offer hole, location, described protruding shaft is arranged in hole, described location, and described winding displacement body of wall offers the second draw-in groove；
Worm spring, is contained in the inner side of described winding displacement body of wall, and one end of described worm spring is fixed in described first draw-in groove, and the other end is fixed on described second draw-in groove；
Cover plate, is covered on the opening of described back box；And
Pawl assembly, including ratchet, spring and knob, described spring housing is located on described ratchet, described ratchet has the first end and the second end, described first end is connected with described knob, second end of described ratchet has a lozenges, and described second end stretches into inside described back box to match with described ratchet.
2. according to claim 1 can the wire-rewinding structure that unlocks of self-locking, it is characterised in that the bottom of described protruding shaft is formed with boss along the radial direction of described protruding shaft is prominent.
3. according to claim 1 can self-locking unlock wire-rewinding structure, it is characterised in that being additionally provided with baffle plate on described winding displacement body of wall, described baffle plate projects radially outwardly formation along described winding displacement body of wall.
4. according to claim 1 can self-locking unlock wire-rewinding structure, it is characterised in that also including screw, described cover plate offers through hole, described protruding shaft axially offers along it counter sink, described screw is arranged in described through hole and described counter sink successively.
5. according to claim 4 can the wire-rewinding structure that unlocks of self-locking, it is characterised in that described through hole is intended for the one of described back box and sinks to forming half counterbore away from the direction of described back box, described half counterbore and described protruding shaft interference fit.
6. according to claim 5 can the wire-rewinding structure that unlocks of self-locking, it is characterised in that described cover plate is formed with annulus projection towards the one side of described back box is also prominent, and described annulus is protruding to be arranged around described half counterbore, and described annulus projection is used for limiting described protruding shaft.
7. according to claim 1 can self-locking unlock wire-rewinding structure, it is characterised in that the end face of the opening of described back box is additionally provided with projection, and described cover plate is intended for the one side of described back box and is additionally provided with locating slot, and described projection is inserted in described locating slot.
8. according to claim 1 can self-locking unlock wire-rewinding structure, it is characterized in that, the opening of described back box offers the first fixing groove, described cover plate is intended for the one side of described back box and offers the second fixing groove, described first fixing groove is fixed groove and is matched formation fixing hole with described second, and described ratchet is arranged in described fixing hole.
9. according to claim 8 can self-locking unlock wire-rewinding structure, it is characterized in that, the middle part of described ratchet is provided with flange, and described cover plate is intended for that the one side of described back box is projecting barricade, and described barricade matches with described flange to stop described ratchet excessively to stretch in described back box.
10. a charger, it is characterised in that including:
As in one of claimed in any of claims 1 to 9 can self-locking unlock wire-rewinding structure, the sidewall of described back box is further opened with incoming line and line outlet；
Charging head and cable, one end of described cable electrically connects with described charging head, and the other end of described cable enters from described incoming line and described can the wire-rewinding structure that unlocks of self-locking stretching out from described line outlet electrically connect with electronic equipment again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410795762.5A CN105762588A (en) | 2014-12-18 | 2014-12-18 | Charger and wire coiling structure capable of locking unlocking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410795762.5A CN105762588A (en) | 2014-12-18 | 2014-12-18 | Charger and wire coiling structure capable of locking unlocking |
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| Publication Number | Publication Date |
|---|---|
| CN105762588A true CN105762588A (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410795762.5A Pending CN105762588A (en) | 2014-12-18 | 2014-12-18 | Charger and wire coiling structure capable of locking unlocking |
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| CN (1) | CN105762588A (en) |
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| CN106384923A (en) * | 2016-10-13 | 2017-02-08 | 珠海格力电器股份有限公司 | Cable receiving mechanism and electric cooker |
| CN109534110A (en) * | 2018-11-19 | 2019-03-29 | 齐鲁工业大学 | A kind of automobile charging pile semi-automatic cable pulling-pushing device and method |
| TWI691453B (en) * | 2019-04-02 | 2020-04-21 | 翔際數位有限公司 | Structure and operation method of operation line |
| CN112260015A (en) * | 2020-11-02 | 2021-01-22 | 江苏占上光电科技有限公司 | Flexible flat cable with extension and contraction effects |
| CN112652923A (en) * | 2020-11-24 | 2021-04-13 | 环旭(深圳)电子科创有限公司 | Wire take-up device |
| CN112993685A (en) * | 2020-11-24 | 2021-06-18 | 环旭(深圳)电子科创有限公司 | Wire take-up device |
| CN115227265A (en) * | 2021-04-23 | 2022-10-25 | 苏州海神联合医疗器械有限公司 | Myoelectricity detection equipment convenient to operation |
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| CN106384923A (en) * | 2016-10-13 | 2017-02-08 | 珠海格力电器股份有限公司 | Cable receiving mechanism and electric cooker |
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| CN112260015A (en) * | 2020-11-02 | 2021-01-22 | 江苏占上光电科技有限公司 | Flexible flat cable with extension and contraction effects |
| CN112652923A (en) * | 2020-11-24 | 2021-04-13 | 环旭(深圳)电子科创有限公司 | Wire take-up device |
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| CN115227265A (en) * | 2021-04-23 | 2022-10-25 | 苏州海神联合医疗器械有限公司 | Myoelectricity detection equipment convenient to operation |
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Application publication date: 20160713 |