CN202743366U - Anti-theft leg support lock - Google Patents
Anti-theft leg support lock Download PDFInfo
- Publication number
- CN202743366U CN202743366U CN 201220433862 CN201220433862U CN202743366U CN 202743366 U CN202743366 U CN 202743366U CN 201220433862 CN201220433862 CN 201220433862 CN 201220433862 U CN201220433862 U CN 201220433862U CN 202743366 U CN202743366 U CN 202743366U
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- lock
- lock core
- cavity
- cylindrical cavity
- theftproof
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Abstract
The utility model relates to the technical field of lockset, in particular to an anti-theft leg support lock which comprises a rotating lock case and a fixed lock case, wherein a mounting rack body is arranged at one end of the rotating lock case in the axial direction; a lock shaft is arranged at the other end of the rotating lock case in the axial direction; a clamping groove is formed in an external wall of the lock shaft; the fixed lock case is internally provided with a cylindrical cavity, and a lock cylinder cavity and a lock hole that are perpendicular to the cylindrical cavity; one end of the lock cylinder cavity is communicated with the cylindrical cavity by the lock hole; an upper lock case cover is arranged at the other end of the lock cylinder cavity in a covering manner; the lock shaft is inserted into the cylindrical cavity and can rotate in the cylindrical cavity; the clamping groove corresponds to the lock hole; a lock cylinder sleeve wound with an electromagnetic coil is mounted in the lock cylinder cavity; a lock cylinder is movably assembled in the lock cylinder sleeve; a lock head matched with the clamping groove is arranged at one end of the lock cylinder and positioned in the lock hole; the other end of the lock cylinder is inserted into the lock cylinder sleeve and can axially slide up and down in the lock cylinder sleeve; and an elastic piece pushing the lock head to the lock shaft is arranged between the end part of the other end of the lock cylinder and the upper lock case cover. The lock has the advantages that the lock is convenient to assemble and mount and good in anti-theft property.
Description
Technical field
The utility model relates to lock technology field, is specifically related to a kind of theftproof foot-supporting lock, is used for locking battery-driven car, installation for motorcycle feet support.
Background technology
At present, battery-driven car and motor bike are because price is economical, and light practicality has become the walking-replacing tool that people generally use; But this also becomes the target of lawless person's stealing.People can install onboard one or more locksets and carry out antitheft for antitheft purpose; At present, the method that people generally adopt is, at wheel anti-theft column lock is installed, and prevents that wheel from arbitrarily rotating and being pushed away away, and this anti-theft column lock is generally chain lock and " U " type lock; This anti-theft column lock and car body are the split setting, need take off after unlatching and put onboard, use trouble, and it is easy to be forced to destroy lock body and lockset was lost efficacy simultaneously; And, use above-mentioned anti-theft column lock after because wheel just can not arbitrarily rotate, but still lands, be easy to equally by the lawless person car be pushed away away by force.
People have designed the heel brace lock that is used for the two supports of locking for this reason, be to disclose a kind of electromagnetic mechanical lock for electric vehicle double-support frame in 200920121638.5 the patent documentation such as China Patent No., after being installed in two supports upward, lock body and heel brace frame are connected and organically combine and be integrated, prevent that heel brace is lifted behind the locking simultaneously, prevent that wheel from landing, have preferably theftproof performance; But this electromagnetic mechanical lock for electric vehicle double-support frame adopts: fixedly lock housing is plugged in and rotates in the lock housing, fixedly install in the lock housing electromagnet, sheet type lock core are set, in the rotation lock housing draw-in groove being set cooperates with sheet type lock core, sheet type lock core snaps in the draw-in groove, restriction is rotated lock housing and is rotated, realize locking, switch on to control strip type lock core to pull out draw-in groove by the electric wire on the control electromagnet, the realization free to rotate of rotation lock housing is unblanked.Because fixedly lock housing is plugged in and rotates in the lock housing, electromagnet, sheet type lock core etc. fixedly are set again in the lock housing, the installation cavity of electromagnet and lock core and fixedly lock housing close with the connection chamber body weight of rotating lock housing, the volume that causes rotating lock housing becomes large, the volume of whole lock body is increased, but the rotation lock housing is hollow structure, the mechanical strength that rotates lock housing reduces, theftproof performance descends, further need again to offer draw-in groove in the hollow structure, further reduced the wall thickness that rotates lock housing, reduced and rotate lock housing mechanical strength, theftproof performance variation; Simultaneously, this arranges down the defective that also has lock body assembling inconvenience.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of theftproof foot-supporting lock, has a lock body mechanical strength large, and the good and erection of theftproof performance is advantage easily.
For achieving the above object, the utility model provides following technical scheme: a kind of theftproof foot-supporting lock, include and be installed in the rotation lock housing on two supports and be installed in fixedly lock housing on the car body, described rotation lock columella is installed in installation frame body on pair supports to an end for being used for rotating lock housing, axially the other end is lock shaft, offers draw-in groove on the lock shaft outer wall; Be provided with in the described fixedly lock housing for described lock shaft and insert the circular cylindrical cavity of installation and lock core cavity, the mortise lock hole vertical with circular cylindrical cavity, described lock core cavity one end is communicated with circular cylindrical cavity by the mortise lock hole, is covered with upper cover of lock shell on the other end; Described lock shaft inserts in the circular cylindrical cavity and can rotate in circular cylindrical cavity, and the setting corresponding to the mortise lock hole site of the draw-in groove on it; The lock core cover that is wound with magnet coil is installed in the described lock core cavity, activity is equipped with lock core in the lock core cover, lock core one end is provided with the tapered end that cooperates with draw-in groove, tapered end is positioned at the mortise lock hole, the described lock core other end is inserted in the lock core cover and can endwisely slips up and down in the lock core cover, is provided with the elastic component of tapered end being pushed to lock shaft between this end end and the upper cover of lock shell.
By adopting technique scheme, employing will be rotated lock housing and is inserted in fixedly and arrange in the lock housing, and each is installed cavity and distributes and arrange rationally, the lock shaft mechanical strength raising that cooperates with fixing lock housing on the rotation lock housing, and theftproof performance is good; Simultaneously, each parts of theftproof foot-supporting lock are easy to assembly.
The utility model further is set to: also be covered with the nullification magnetic sheet that magnetic leaks outside when preventing the magnet coil energising on the described lock core cavity, nullification magnetic sheet is fixed on the upper cover of lock shell.
By adopting technique scheme, the lock core cavity loam cake is established nullification magnetic sheet, prevents that effectively magnet coil magnetic force when energising from leaking, and guarantees the unlocking action flexibility and reliability.
The utility model further is set to: described draw-in groove is for lifting the eccentric slot that direction is deepened gradually along two supports, and the circumferential end of eccentric slot and lock shaft outer peripheral face are connected smoothly, and the other end forms and the spacing confined planes that cooperates of tapered end.
By adopting technique scheme, can guarantee that tapered end snaps in the draw-in groove, when avoiding draw-in groove to adopt deep hole to arrange, when assembling deviation occurring, tapered end can't snap in the phenomenon in the draw-in groove.
The utility model further is set to: the tapered end on the described lock core cooperates one side to be plane layout with the confined planes of draw-in groove, relative another side is the arcwall face setting.
By adopting technique scheme, tapered end contacts with arc surface when lock shaft slides, and reduces the frictional interference between tapered end and the lock shaft; Simultaneously, tapered end adopts the plane to cooperate with the confined planes of draw-in groove, and its limit card is reliable, and tapered end is reliable to the locking that rotates lock housing.
The utility model further is set to: the installation frame body of described rotation lock housing and lock shaft junction are provided with annular protrusion, and annular protrusion cooperates with fixedly lock housing is spacing.
By adopting technique scheme, make rotate lock housing and fixedly the assembling of lock housing accurately put in place and be easy to assembly.
The utility model further is set to: be provided with O-ring seals between the circular cylindrical cavity oral area of described fixedly lock housing and the lock shaft.
By adopting technique scheme, improve the sealing property of theftproof foot-supporting lock each several part, avoid water, impurity etc. to fall in the lock body.
The utility model further is set to: the installation frame body of described rotation lock housing is provided with U font jag.
By adopting technique scheme, make and rotate the easy for installation of lock housing.
The utility model further is set to: described elastic component is spring, the end end that described lock core is positioned at the lock core cover is provided with spring mounting hole, the side of upper cover of lock shell in lock core cavity is provided with the positioning convex column corresponding with the spring fitting hole site, described spring one end is set on the positioning convex column, and the other end is inserted in the spring mounting hole.
By adopting technique scheme, the installation of elastic component is arranged reliably, so that tapered end snaps in the draw-in groove reliably, namely the locking of theftproof foot-supporting lock is reliable simultaneously.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is the front view of the utility model specific embodiment theftproof foot-supporting lock;
Fig. 2 is the back view of the utility model specific embodiment theftproof foot-supporting lock;
Fig. 3 is Figure 1A-A cutaway view;
Fig. 4 is Fig. 2 B-B cutaway view;
1-rotates lock housing, 10-installation frame body, 100-annular protrusion, 101-U shape jag, the 11-lock shaft, 110-draw-in groove, 1100-confined planes, 111-O shape seal ring, 2-is lock housing fixedly, 20-lock core cavity, 21-circular cylindrical cavity, 22-mortise lock hole, the 3-upper cover of lock shell, 30-positioning convex column, 4-lock core cover, the 40-pilot hole, 5-lock core, 50-tapered end, the 51-spring mounting hole, 6-spring, 7-nullification magnetic sheet.
The specific embodiment
Such as Fig. 1-4, the disclosed a kind of theftproof foot-supporting lock of the utility model includes and is installed in the rotation lock housing 1 on two supports and is installed in fixedly lock housing 2 on the car body.Described rotation lock housing 1 an axial end is installed in installation frame body 10 on two supports for being used for rotating lock housing 1, and installation frame body 10 is provided with U-shaped jag 101, is erected at and forms failure-free on two supports and fixedly mount by rotating U-shaped jag 101 on the lock housing 1; The described rotation lock housing 1 axial other end is lock shaft 11, offers draw-in groove 110 on lock shaft 11 outer walls.Be provided with in the described fixedly lock housing 2 for described lock shaft 11 and insert the circular cylindrical cavity 21 installed and the lock core cavity 20 vertical with circular cylindrical cavity 21, mortise lock hole 22, lock core cavity 20 is positioned at mortise lock hole 22 and circular cylindrical cavity 21 tops, described lock core cavity 20 1 ends are communicated with circular cylindrical cavity 21 by mortise lock hole 22, be covered with upper cover of lock shell 3 on the other end, upper cover of lock shell 3 and fixing lock housing 2 are connected by bolt seal, and upper cover of lock shell 3 offers the seal ring mounting groove of annular on a side of lock core cavity 20, is provided with seal ring in the seal ring mounting groove and makes upper cover of lock shell 3 and fixing lock housing 2 form positiver sealings.Described lock shaft 11 inserts also can be in circular cylindrical cavity 21 interior rotations in the circular cylindrical cavity 21, after lock shaft 11 inserts circular cylindrical cavity 21, draw-in groove 110 on the lock shaft 11 and the corresponding setting in 22 positions, mortise lock hole, be that draw-in groove 110 is positioned on the same side face with mortise lock hole 22, when rotating lock shaft 11 to certain position, mortise lock hole 22 is over against draw-in groove 110; Be assemblied in the circular cylindrical cavity 21 for ease of lock shaft 11, described lock shaft 11 is provided with annular protrusion 100 with installation frame body 10 junctions, and lock shaft 11 is inserted in the circular cylindrical cavity 21, and fixedly lock housing 2 formation are spacing for 100 pairs of annular protrusions, guarantee that lock shaft 11 is seated; In this specific embodiment; between circular cylindrical cavity 21 oral areas of fixing lock housing 2 and lock shaft 11, be provided with O-ring seals 111; wherein offer first circular groove on circular cylindrical cavity 21 inwalls; correspondence is provided with second circular groove on the lock shaft 11; upper and lower semi-circular groove is combined into a complete circular groove, and setting-in O-ring seals 111 in the circular groove is after rotating like this lock housing 1 and fixedly sealing between the lock housing 2; can prevent that rainwater, dust etc. from entering, the protection lock body.The lock core cover 4 that is wound with magnet coil is installed in the described lock core cavity 20, consists of electromagnet (magnet coil not shown in FIG.) around upper magnet coil on the lock core cover 4, at upper cover of lock shell 3 through wires hole is set, supply wire to pass with corresponding control setup and be connected; Be provided with a pilot hole 40 in lock core cover 4, pilot hole 40 is less than mortise lock hole 22, lock core cover 4 be installed in lock core cavity 20 interior after, lock core cover 4 forms blocking 22 edges, mortise lock hole; Pilot hole 40 interior activities are equipped with lock core 5, and lock core 5 one ends are provided with the tapered end 50 that cooperates with draw-in groove 110, and tapered end 50 is positioned at mortise lock hole 22, and 4 axial limitings are overlapped in mortise lock hole 22 by lock core in top; Described lock core 5 other ends are inserted in the lock core cover 4 and can overlap in 4 at lock core and endwisely slip up and down, are provided with the elastic component of tapered end 50 being pushed to lock shaft 11 between this end end and the upper cover of lock shell 3; Described elastic component is spring 6, the end end that described lock core 5 is positioned at lock core cover 4 is provided with spring mounting hole 51, the side of upper cover of lock shell 3 in lock core cavity 20 is provided with the positioning convex column 30 corresponding with spring mounting hole 51 positions, described spring 6 one ends are set on the positioning convex column 30, and the other end is inserted in the spring mounting hole 51.
Reliable with cooperating of draw-in groove 110 for guaranteeing tapered end 50, described draw-in groove 110 is for lifting the eccentric slot that direction is deepened gradually along two supports, and the circumferential end of eccentric slot and lock shaft 11 outer peripheral faces are connected smoothly, and the other end forms and the tapered end 50 spacing confined planes that cooperate 1100; Tapered end 50 on the described lock core 5 cooperates one side to be plane layout with the confined planes 1100 of draw-in groove 110, relative another side is the arcwall face setting.Arrange down like this, can guarantee that tapered end 50 snaps in the draw-in groove 110, when avoiding draw-in groove 110 to adopt deep hole to arrange, when assembling deviation occurring, tapered end 50 can't snap in the phenomenon in the draw-in groove 110, simultaneously, the structure setting of tapered end 50 makes tapered end 50 reliable at lock shaft 11 slips spacing locking flexible and tapered end 50 and draw-in groove 110.
For guaranteeing electromagnet when energising, the unlocking action flexibility and reliability also is covered with the nullification magnetic sheet 7 that magnetic leaks outside when preventing the magnet coil energising on the described lock core cavity 20, and nullification magnetic sheet 7 is fixed on the upper cover of lock shell 3, and nullification magnetic sheet 7 is provided with the fixed orifice adaptive with positioning convex column 30.
Theftproof foot-supporting lock principle of work of the present utility model is: two supports of battery-driven car or motor bike are propped, in this process, the rotation lock housing 1 that two supports drive on it is rotated, when treating that two supports put in place, draw-in groove 110 is corresponding with tapered end 50 positions on the lock shaft 11 of rotation lock housing 1, and tapered end 50 snaps in draw-in groove 110 interior lockings under the effect of spring 6, rotate lock housing 1 limited locking, thereby prevent that two supports are lifted, can not only prevent that two supports from being lifted the battery-driven car that causes and topple over by unexpected, and have the actv. theftproof performance; Control electromagnet energising attracts tapered end 50 to draw, and tapered end 50 withdraws from draw-in groove 110, then rotates lock housing 1 free to rotate, and two supports can be lifted.
Claims (8)
1. theftproof foot-supporting lock, include and be installed in the rotation lock housing on two supports and be installed in fixedly lock housing on the car body, it is characterized in that: described rotation lock columella is installed in installation frame body on pair supports to an end for being used for rotating lock housing, axially the other end is lock shaft, offers draw-in groove on the lock shaft outer wall; Be provided with in the described fixedly lock housing for described lock shaft and insert the circular cylindrical cavity of installation and lock core cavity, the mortise lock hole vertical with circular cylindrical cavity, described lock core cavity one end is communicated with circular cylindrical cavity by the mortise lock hole, is covered with upper cover of lock shell on the other end; Described lock shaft inserts in the circular cylindrical cavity and can rotate in circular cylindrical cavity, and the setting corresponding to the mortise lock hole site of the draw-in groove on it; The lock core cover that is wound with magnet coil is installed in the described lock core cavity, activity is equipped with lock core in the lock core cover, lock core one end is provided with the tapered end that cooperates with draw-in groove, tapered end is positioned at the mortise lock hole, the described lock core other end is inserted in the lock core cover and can endwisely slips up and down in the lock core cover, is provided with the elastic component of tapered end being pushed to lock shaft between this end end and the upper cover of lock shell.
2. theftproof foot-supporting lock according to claim 1 is characterized in that: also be covered with the nullification magnetic sheet that magnetic leaks outside when preventing the magnet coil energising on the described lock core cavity, nullification magnetic sheet is fixed on the upper cover of lock shell.
3. theftproof foot-supporting lock according to claim 1 and 2, it is characterized in that: described draw-in groove is for lifting the eccentric slot that direction is deepened gradually along two supports, the circumferential end of eccentric slot and lock shaft outer peripheral face are connected smoothly, and the other end forms and the spacing confined planes that cooperates of tapered end.
4. theftproof foot-supporting lock according to claim 3 is characterized in that: the tapered end on the described lock core cooperates one side to be plane layout with the confined planes of draw-in groove, relative another side is the arcwall face setting.
5. theftproof foot-supporting lock according to claim 1, it is characterized in that: the installation frame body of described rotation lock housing and lock shaft junction are provided with annular protrusion, and annular protrusion cooperates with fixedly lock housing is spacing.
6. theftproof foot-supporting lock according to claim 1 is characterized in that: be provided with O-ring seals between the circular cylindrical cavity oral area of described fixedly lock housing and the lock shaft.
7. theftproof foot-supporting lock according to claim 1, it is characterized in that: the installation frame body of described rotation lock housing is provided with U font jag.
8. theftproof foot-supporting lock according to claim 1, it is characterized in that: described elastic component is spring, the end end that described lock core is positioned at the lock core cover is provided with spring mounting hole, the side of upper cover of lock shell in lock core cavity is provided with the positioning convex column corresponding with the spring fitting hole site, described spring one end is set on the positioning convex column, and the other end is inserted in the spring mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220433862 CN202743366U (en) | 2012-08-29 | 2012-08-29 | Anti-theft leg support lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220433862 CN202743366U (en) | 2012-08-29 | 2012-08-29 | Anti-theft leg support lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202743366U true CN202743366U (en) | 2013-02-20 |
Family
ID=47702802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220433862 Expired - Fee Related CN202743366U (en) | 2012-08-29 | 2012-08-29 | Anti-theft leg support lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202743366U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969298A (en) * | 2017-12-28 | 2019-07-05 | 南京工程学院 | A kind of bicycle support leg lock |
| CN112412197A (en) * | 2019-08-23 | 2021-02-26 | 东洋建苍电机股份有限公司 | Quick-connecting lock |
-
2012
- 2012-08-29 CN CN 201220433862 patent/CN202743366U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969298A (en) * | 2017-12-28 | 2019-07-05 | 南京工程学院 | A kind of bicycle support leg lock |
| CN112412197A (en) * | 2019-08-23 | 2021-02-26 | 东洋建苍电机股份有限公司 | Quick-connecting lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20140829 |
|
| EXPY | Termination of patent right or utility model |