CN108263538B - Quick-release structure capable of hiding driving handle - Google Patents
Quick-release structure capable of hiding driving handle Download PDFInfo
- Publication number
- CN108263538B CN108263538B CN201710004125.5A CN201710004125A CN108263538B CN 108263538 B CN108263538 B CN 108263538B CN 201710004125 A CN201710004125 A CN 201710004125A CN 108263538 B CN108263538 B CN 108263538B
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- CN
- China
- Prior art keywords
- hole
- groove
- driving handle
- handle
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K2015/001—Frames adapted to be easily dismantled
Abstract
The invention discloses a quick-release structure capable of hiding a driving handle, which comprises: the inside of the shaft lever is provided with a shaft through hole, a magnetic suction piece is arranged in the shaft through hole, and the outside of the shaft lever is provided with an external thread; a circular shaft head, the front end of which is provided with a cutting groove, and two sides of the cutting groove are respectively provided with a side hole; the stop ring is embedded with the round shaft head; the driving handle is provided with a handle head and a handle body, and two sides of the driving handle are respectively provided with a guide groove in a concave manner; the handle body of the driving handle penetrates into the rod through hole to enable the handle head to be immersed into the cutting groove, and the tail end of the handle body can be attracted and positioned by the magnetic attraction piece; and two clamping pieces which are respectively assembled into the side holes to enable the clamping pieces to be embedded in the guide groove, so that the driving handle slides in the length ranges of the front end and the rear end of the guide groove, and meanwhile, the clamping pieces are used as rotating shafts, the driving handle can be rotated by an angle, so that the driving handle can be deflected left and right to drive the shaft lever to rotate. The invention can stretch out the driving handle to rotate the shaft lever when in use, and can hide the driving handle when in no use.
Description
Technical Field
The invention relates to a quick-release structure capable of hiding a driving handle, which enables the driving handle of a bicycle to be quickly released to have the effect of being stored in a shaft rod when not in use.
Background
As shown in fig. 1 and 2, a shaft 10 is simultaneously assembled to two forks 1 and a wheel shaft 2 of a bicycle, one end of the shaft 10 is provided with an external thread 11 to be locked to one fork 1, the other end of the shaft is provided with a screw hole 12 to be screwed to form a linkage rod 13, the linkage rod 13 is provided with a connector 131 and simultaneously assembled with a lock block 14 and a positioning seat 15, an inner side end surface of the positioning seat 15 is provided with a ring tooth 151, and an outer side end surface of the other fork 1 is provided with an annular tooth surface 3 capable of being mutually contacted and meshed with the ring tooth 151; the connector 131 of the linkage rod 13 is eccentrically pivoted with a driving handle 16, when the driving handle 16 is turned to move downwards and upwards, the linkage rod 13 and the shaft rod 10 can move, so as to achieve the purposes of locking and loosening; the above structure, in fact, has the following drawbacks:
since the driving handle 16 needs to be locked and abutted against the fork 1 after being locked, the angle of the shaft 10 must be matched with the angle of the fork 1 when the shaft 2 is fastened and locked, and thus the angle of the driving handle 16 needs to be adjusted more tightly or more loosely, which is very troublesome and inconvenient.
The driving shaft 16 is exposed at any locking angle, so that the shaft 10 is not loosened due to the erroneous operation of the driving shaft 16.
Disclosure of Invention
The present invention mainly aims to solve the above problems, and provides a quick release structure capable of hiding a driving handle, which mainly comprises the following steps: the driving handle passes through the cutting groove of the round shaft head and is assembled in the shaft rod in a penetrating way, and the clamping pieces at two sides of the cutting groove are embedded and clamped in the guide groove of the driving handle, so that the driving handle cannot be separated by mistake and can be adsorbed and positioned by the magnetic absorbing piece in the shaft rod; when the driving handle is used, the driving handle can be drawn out to be separated from the magnetic attraction piece and separated from the shaft rod, and the clamping piece is taken as an axis to rotate for a certain angle, so that the shaft rod can be driven to rotate, the driving handle can be stored and hidden without being exposed as required, and the effects of avoiding mistakenly touching the driving handle and improving the safety are achieved.
According to the above object of the present invention, there is provided a quick release structure capable of hiding a driving handle, comprising: the shaft rod is a hollow round rod body, a rod through hole is formed in the shaft rod, and a round magnetic part is fixedly arranged in the rod through hole; the outer part of the front end of the shaft lever is provided with a screw thread section, and the outer part of the rear end of the shaft lever is provided with an outer screw thread; the front end of the round shaft head is provided with a cutting groove communicated with the inner screw hole, the cutting groove cuts through two sides of the round shaft head, two sides of the cutting groove are respectively provided with a side hole communicated with the cutting groove, and the outer periphery of the rear end of the round shaft head is provided with an outer concave ring groove; the stop ring is disc-shaped, a through hole is arranged at the center of the stop ring, an inner ring flange is arranged on the outer peripheral edge of an opening at the outer side end of the through hole, and a ring gear is arranged on the end surface of the inner side end of the through hole; the inner ring flange of the stop ring is embedded with the outer concave ring groove of the round shaft head, so that the stop ring can be rotatably embedded with the round shaft head, and the inner screw hole of the round shaft head is screwed with the screw thread section of the shaft lever, so that the shaft lever is combined with the round shaft head into a whole through the through hole; the driving handle is a flat plate-shaped handle body made of metal, and is provided with a handle head and a handle body, and two sides of the driving handle are respectively concavely provided with a guide groove arranged along the long axial direction of the handle body; the handle body of the driving handle is penetrated and assembled into the rod through hole from the groove of the round shaft head through the inner screw hole, so that the handle head is immersed into the groove, and the tail end of the handle body can be attracted by the magnetic attraction piece; and two clamping parts which are respectively assembled into the side holes to enable the clamping parts to be embedded and clamped in the guide groove, so that the driving handle can slide in the length ranges of the front end and the rear end of the guide groove, the rear end of the guide groove is limited by the clamping parts to enable the driving handle not to be separated, meanwhile, the clamping parts can be used as rotating shafts, the driving handle can be wrenched along the groove in the cutting groove, the driving handle forms the force arm of the round shaft head and the shaft lever, and the driving handle can deflect left and right to drive the outer thread of the shaft lever to rotate.
In an embodiment of the present invention, a large aperture section is disposed at the front end of the rod through hole, a small aperture section is disposed at the rear end of the rod through hole, a difference is formed between the large aperture section and the small aperture section to form a limit edge, the magnetic attraction member is attached to the limit edge, and the stem body of the driving stem penetrates through the large aperture section and can be attracted by the magnetic attraction member.
In an embodiment of the present invention, a first positioning groove is recessed at a front end of each of the guiding grooves, and a second positioning groove is recessed at a rear end of each of the guiding grooves; one end of the clamping piece is respectively provided with a containing hole, a spring and a steel ball are sequentially arranged in the containing hole, the orifice of the containing hole is riveted to form a concave arc surface matched with the steel ball, so that the steel ball bears the compression elasticity of the spring and protrudes but does not depart from the containing hole, and the steel ball can be abutted against the guide groove and can be respectively abutted into the first positioning groove or the second positioning groove.
In an embodiment of the present invention, the side hole has a screw thread therein, the locking member is a countersunk head screw, and the locking member is screwed into the side hole.
In an embodiment of the present invention, the inside of the side hole is formed into a smooth circular hole, the detent member is a circular rod body with a smooth outer surface, the diameter of the side hole is smaller than the rod diameter of the detent member, and the detent member is forcibly inserted into the side hole.
In an embodiment of the present invention, wherein the thickness of the driving shank is set to be less than or equal to the width of the cut groove in the groove, and the lateral length of the crown is set to be greater than or equal to the lateral length of the cut groove.
In an embodiment of the present invention, a small protrusion is protruded from either side of the crown.
By means of the structure, the driving handle can be stretched out when the electric bicycle is needed to be used, the shaft rod is rotated, and the driving handle can be hidden when the electric bicycle is not needed to be used, so that the electric bicycle is safer.
Drawings
FIG. 1, a perspective exploded view of the prior art;
FIG. 2, prior art combined cross-sectional view;
FIG. 3 is an exploded perspective view of the present invention;
FIG. 4, an assembled perspective view of the present invention;
FIG. 5, a side cross-sectional view of the present invention;
FIG. 6 is a schematic view of the drive handle of the present invention in a pulled out use;
FIG. 7 is a schematic view of the drive shaft of the present invention in a fully stored condition;
FIG. 8 is a schematic view of the drive shaft of the present invention in a hidden state;
fig. 9 is another embodiment of the latch of the present invention.
In the prior art:
1, a fork frame; 13 a linkage rod;
2, a wheel shaft; 131 connecting head;
3, an annular tooth surface; 14 a lock forcing block;
10 shaft rod; 15, positioning seats;
11, external screw teeth; 151 ring teeth;
12 screw holes; 16 drive the shank.
In the invention:
20 a shaft rod; 241 perforating;
201 a thread section; 242 an inner ring flange;
202, external screw teeth; 243 ring gear;
21 a rod through hole; 25 a drive shaft;
211 a large pore size section; 251 a crown;
212 small aperture section; 252 a handle body;
213 limit edge; 253 a guide groove;
22 a magnetically attracted member; 254 a first positioning groove;
23, a round shaft head; 255 a second positioning groove;
231 a threaded hole; 256 small protrusions;
232, grooving; 26 a clamping piece;
233 side holes; 261 a receiving hole;
234 outer concave ring groove; a 262 spring;
235 side holes; 263 steel balls;
a 24 stop ring; 27 engage the catch.
Detailed Description
The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.
Referring to fig. 3 to 6, the present invention provides a quick release structure capable of hiding a driving handle, comprising: a shaft rod 20, which is a hollow round rod body and forms a rod through hole 21 inside, the front end of the rod through hole 21 is provided with a large aperture section 211, the rear end of the rod through hole 21 is provided with a small aperture section 212, a section difference is formed between the large aperture section 211 and the small aperture section 212 to form a limit edge 213, and a round magnetic part 22 with the diameter larger than that of the small aperture section 212 is attached to the limit edge 213; the front end of the shaft lever 20 is provided with a thread section 201 on the outside, and the rear end of the shaft lever is provided with an external thread 202 on the outside; a round shaft head 23 with an inner screw hole 231, the front end of which is provided with a cutting groove 232 communicated with the inner screw hole 231, the cutting groove 232 is cut through two sides of the round shaft head 23, two sides of the cutting groove 232 are respectively provided with a side hole 233 leading to the cutting groove 232, the inside of the side hole 233 is provided with a screw thread, the outer periphery of the rear end of the round shaft head 23 is provided with an outer concave ring groove 234; a disc-shaped stop ring 24, which has a through hole 241 at the center, an inner ring flange 242 at the outer circumference of the opening at the outer side end of the through hole 241, and a ring tooth 243 at the inner side end surface; the inner ring flange 242 of the stop ring 24 is embedded in the outer concave ring groove 234 of the circular shaft head 23, so that the stop ring 24 is rotatably embedded in the circular shaft head 23; the inner screw hole 231 of the circular shaft head 23 is screwed with the screw thread section 201 of the shaft rod 20, so that the shaft rod 20 is combined with the circular shaft head 23 into a whole through the through hole 241; a driving handle 25, which is a flat plate-shaped handle made of metal, and the thickness of the driving handle is set to be less than or equal to the width of the cut-out groove 232, the driving handle 25 has a handle head 251 and a handle body 252, the transverse length of the handle head 251 is set to be greater than or equal to the transverse length of the cut-out groove 232, and two sides of the driving handle 25 are respectively provided with a guide groove 253 which is arranged along the long axial direction of the handle body 252 in a concave manner; a first positioning groove 254 is recessed in the front end of each guiding groove 253, and a second positioning groove 255 is recessed in the rear end of each guiding groove 253; the handle body 252 of the driving handle 25 is inserted into the large-bore section 211 of the rod through-hole 21 from the sectional groove 232 of the circular spindle head 23 through the internal screw hole 231, so that the handle head 251 is inserted into the sectional groove 232, and the end of the handle body 252 can be attracted by the magnetic attraction member 22 for positioning; and two clamping pieces 26, which are a sunk screw, one end of each clamping piece is provided with a containing hole 261, a spring 262 and a steel ball 263 are sequentially arranged in the containing hole 261, the hole opening of the containing hole 261 is riveted to form a concave arc surface matched with the steel ball 263, so that the steel ball 263 bears the compression elasticity of the spring 262 and protrudes without departing from the containing hole 261; the locking element 26 is screwed into the side hole 233 by the end of the steel ball 263, so that the steel ball 263 of the locking element 26 can be pressed against the guide slot 253, the driving handle 25 can slide in the length range of the front and rear ends of the guide slot 253, the steel ball 263 can be pressed into the first positioning slot 254 or the second positioning slot 255, and the rear end of the guide slot 253 is limited by the locking element 26 to prevent the driving handle 25 from disengaging, meanwhile, the driving handle 25 can be rotated along the slot direction in the cutting slot 232 by using the steel ball 263 of the locking element 26 as a rotating shaft, so that the driving handle 25 forms the arm of force of the round shaft head 23 and the shaft lever 20, and can be deflected left and right to drive the outer thread 202 of the shaft lever 20 to rotate; by means of the structure, the driving handle 25 can be stretched out to rotate the shaft rod when the device is needed to be used, and the device has the effect of hiding the driving handle 25 when the device is not needed to be used.
The composition of the invention is explained in detail as follows: the composition of the invention is explained in detail as follows: as shown in fig. 3, 4, 5, and 6, the driving shaft 25 has a shank 252 with a smaller width than the shaft through hole 21 of the shaft 20, and the groove 232 can accommodate the crown 251 for hiding; during assembly, the screw hole 231 of the circular shaft head 23 is screwed with the screw section 201 of the shaft rod 20, glue is applied to the screwed part to firmly assemble the circular shaft head 23 and the shaft rod 20 together, and when the latch 26 is screwed into the side hole 233, the steel balls 263 can be pressed against the guide groove 253 of the driving handle 25 at two sides, so that the driving handle 25 can be stably and non-swaying during extraction or pushing, and noise can be avoided; the length of the guiding groove 253 extends from the crown 251 to the end of the handle body 252, so that the driving handle 25 can slide back and forth, and the steel ball 263 can be pushed into the first positioning groove 254 or the second positioning groove 255 of the guiding groove 253 for positioning; when the driving handle 25 is pushed into the first positioning groove 254 which makes the steel ball 263 abut against the guiding groove 253, the driving handle 25 is attracted by the magnetic element 22, and the first positioning groove 254 assists the driving handle 25 to be positioned more firmly; when the driving handle 25 is withdrawn to make the steel ball 263 abut against the second positioning groove 255 of the guiding groove 253, the handle body 252 can be completely separated from the range of the rod through hole 21, so as not to be interfered by the rod through hole 21, and the steel ball 263 of the locking element 26 can be used as an axis to rotate in the sectional groove 232 by an angle; the driving handle 25 is made of ferromagnetic metal material (e.g. iron (Fe), cobalt (Co), nickel (Ni), etc.), the magnetic member 22 is a circular magnet, so that the magnetic member 22 has magnetic force to attract the driving handle 25, so that the driving handle 25 does not protrude by mistake; a small protrusion 256 is protruded on either side of the crown 251 to ensure that both sides of the crown 251 can protrude more than the circular shaft head 23, so that the user can conveniently pull the flat driving handle 25 with his fingers.
Referring to fig. 6 to 8, when the external screw thread 202 of the shaft 20 is to be screwed or loosened, the driving handle 25 is pulled out with a force greater than the positioning force of the magnetic member 22 and the first positioning groove 254, so that the steel ball 263 of the locking member 26 is positioned in the second positioning groove 255, the driving handle 25 is rotated to an angle perpendicular to the direction of the shaft 20 (as shown in fig. 6) by using the steel ball 263 as an axis, and the driving handle 25 is rotated left and right to drive the shaft 20 to rotate (the shaft 20 and the circular spindle head 23 are adhered together), so that the external screw thread 202 can be screwed or loosened on the fork frame 1 of the bicycle, and the convenience of rotating the shaft 20 without tools is achieved; after the driving handle 25 is used, the steel ball 263 of the locking element 26 is used as an axis, the driving handle 25 is rotated to an angle parallel to the shaft rod 20 (as shown in fig. 7), and is pushed into the rod through hole 21, so that the handle body 252 of the driving handle 25 enters the large-aperture section 211 of the rod through hole 21, the handle head 251 is sunk into the sectional groove 232, the tail end of the handle body 252 is pushed against the magnetic element 22, and the steel ball 263 is pushed into the first positioning groove 254 (as shown in fig. 8), so that the driving handle 25 is again attracted by the magnetic element 22 without being mistakenly pulled out, and the driving handle 25 can be hidden in the shaft rod 20 and the round shaft head 23; thus, the driving handle 25 does not need to consider the screwing angle of the shaft 20 for avoiding the fork 1, and the driving handle 25 is not exposed to the outside and is not in danger of the wheel axle 2 being loosened by mistake dialing.
The present invention can also be implemented as the structure shown in fig. 9, the inside of the side holes 235 on both sides of the cutting groove 232 is formed into smooth round holes, the detent member 27 is a round rod body with smooth outer surface, the hole diameter of the side hole 235 is formed into a smaller diameter than that of the detent member 27, and the detent member 27 is forced to be inserted into the side hole 235 by a processing machine, so that the detent member 27 cannot be withdrawn, and the steel balls 263 can be abutted against the guide groove 253; therefore, the clamping piece 27 can not be detached from the outside, so as to achieve the effect of avoiding random detachment.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (7)
1. A quick release structure capable of hiding a driving handle is characterized by comprising: the shaft rod is a hollow round rod body, a rod through hole is formed in the shaft rod, and a round magnetic part is fixedly arranged in the rod through hole; the outer part of the front end of the shaft lever is provided with a screw thread section, and the outer part of the rear end of the shaft lever is provided with an outer screw thread; the front end of the round shaft head is provided with a cutting groove communicated with the inner screw hole, the cutting groove cuts through two sides of the round shaft head, two sides of the cutting groove are respectively provided with a side hole communicated with the cutting groove, and the outer periphery of the rear end of the round shaft head is provided with an outer concave ring groove; the stop ring is disc-shaped, a through hole is arranged at the center of the stop ring, an inner ring flange is arranged on the outer peripheral edge of an opening at the outer side end of the through hole, and a ring gear is arranged on the end surface of the inner side end of the through hole; the inner ring flange of the stop ring is embedded with the outer concave ring groove of the round shaft head, so that the stop ring can be rotatably embedded with the round shaft head; the inner screw hole of the round shaft head is screwed with the screw thread section of the shaft rod, so that the shaft rod is combined with the round shaft head into a whole through the through hole; the driving handle is a flat plate-shaped handle body made of metal, and is provided with a handle head and a handle body, and two sides of the driving handle are respectively concavely provided with a guide groove arranged along the long axial direction of the handle body; the handle body of the driving handle is penetrated and assembled into the rod through hole from the groove of the round shaft head through the inner screw hole, so that the handle head is immersed into the groove, and the tail end of the handle body can be attracted by the magnetic attraction piece; and two clamping parts which are respectively assembled into the side holes to enable the clamping parts to be embedded and clamped in the guide groove, so that the driving handle can slide in the length ranges of the front end and the rear end of the guide groove, the rear end of the guide groove is limited by the clamping parts to enable the driving handle not to be separated, meanwhile, the clamping parts can be used as rotating shafts, the driving handle can be wrenched along the groove in the cutting groove, the driving handle forms the force arm of the round shaft head and the shaft lever, and the driving handle can deflect left and right to drive the outer thread of the shaft lever to rotate.
2. The quick release structure of claim 1, wherein the front end of the rod through hole has a large diameter section and the rear end has a small diameter section, a spacing edge is formed by a difference between the large diameter section and the small diameter section, the magnetic member is attached to the spacing edge, and the shank of the driving handle is inserted into the large diameter section and can be attracted by the magnetic member.
3. The quick release structure of claim 1, wherein the front end of each guiding groove is recessed with a first positioning groove, and the rear end of each guiding groove is recessed with a second positioning groove; one end of the clamping piece is respectively provided with a containing hole, a spring and a steel ball are sequentially arranged in the containing hole, the orifice of the containing hole is riveted to form a concave arc surface matched with the steel ball, so that the steel ball bears the compression elasticity of the spring and protrudes but does not depart from the containing hole, and the steel ball can be abutted against the guide groove and can be respectively abutted into the first positioning groove or the second positioning groove.
4. The quick release structure of claim 3, wherein the side hole has a thread inside, the locking member is a countersunk screw, and the locking member is screwed into the side hole.
5. The quick release structure of claim 3, wherein the side hole is formed as a circular hole, the locking member is a smooth-surfaced circular rod, the diameter of the side hole is smaller than the diameter of the locking member, and the locking member is inserted into the side hole.
6. The quick release structure of a concealable driving shank according to claim 1, wherein the driving shank has a thickness smaller than or equal to an in-groove width of the sectional groove, and the crown has a transverse length larger than or equal to a transverse length of the sectional groove.
7. The quick release mechanism of claim 6 wherein a small protrusion is provided on either side of the crown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710004125.5A CN108263538B (en) | 2017-01-04 | 2017-01-04 | Quick-release structure capable of hiding driving handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710004125.5A CN108263538B (en) | 2017-01-04 | 2017-01-04 | Quick-release structure capable of hiding driving handle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108263538A CN108263538A (en) | 2018-07-10 |
| CN108263538B true CN108263538B (en) | 2019-12-24 |
Family
ID=62770796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710004125.5A Active CN108263538B (en) | 2017-01-04 | 2017-01-04 | Quick-release structure capable of hiding driving handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108263538B (en) |
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2017
- 2017-01-04 CN CN201710004125.5A patent/CN108263538B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108263538A (en) | 2018-07-10 |
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