CN202000785U - Automatic position-searching disc brake lock - Google Patents

Abstract

The utility model discloses an automatic position-searching disc brake lock, comprising a lock body, a lock cylinder, and a lock pin. The lock body is provided with a containing cavity and the lock cylinder is disposed in the containing cavity; the lock pin is connected to the lock cylinder through a connecting piece and is disposed at the right front end of the connecting piece; a push-off spring is disposed between the lock pin and the connecting piece in a pushing manner; a return spring is disposed between the connecting piece and the lock body in the pushing manner; the connecting piece is provided with a spacing end face and a slope groove extending in an axial direction; a first inserted pin and a first spring are specifically disposed for the connecting piece; the lock pin is provided with a spacing groove; and a second inserted pin and a second spring are specifically disposed for the lock pin. In this way, the automatic position-searching disc brake lock enables the lock cylinder to be locked up through the cooperation between the slope groove and the spacing end face in the connecting piece and utilization of the first inserted pin and the first spring, thereby enabling a whole length of the lock cylinder to be shortened greatly, realizing a more compact structure, realizing greater overall strength of an internal structure of the lock body and improving reliability of products.

Description

Automatic localization disk brake lock

Technical field

The utility model relates to the lock for motorcycle art, refers in particular to a kind of automatic localization disk brake lock of compact conformation.

Background technology

Usually, the disc brake of locomotive, mostly be to be arranged at the wheel between centers, by the folder sheet clipping disc brake dish of pulling, rotating shaft can't be rotated and reach the effect of the car braking of pulling, on its disc brake dish, then be laid with some perforation, with the heat radiation, chip removal, the increase rubbing action that improve the disc brake dish and prevent usefulness such as distortion according to actual needs.A kind of Brake disc lock for anti-theft of vehicle that cooperates plug-in use has appearred in the market, it is to utilize the architectural feature that is laid with perforation on the disc brake dish, pass perforation on the disc brake dish via the lock pin of lockset inside, and whole lockset is locked on the disc brake dish, the obstruction that causes the disc brake dish to rotate by lockset, and then can form a lock effect of pulling to locomotive.Because the perforation of disc brake dish is generally smaller,,, especially be inconvenience for the user who has defective vision if when locking, must bring a lot of inconvenience to the user over against the perforation meeting.

At foregoing problems, little by little release various disc brake lock that possesses the automatic localization function on the market, it is 01108237.2 Chinese patent that the patent No. is for example arranged, though it can offer the user and realize motorcycle anti-theft, and possessed the automatic localization function, really have progressive, but when reality is used, but find still to have many deficiencies on himself structure and the functional performance.Particularly, at first, in aforementioned automatic localization disk brake lock, it is to need the movable disc brake lock that takes off from motorcycle after unblanking, and its lock pin external part must cooperate coating with lock body, external part is pushed back the origin-location and unblanks to prevent external force, the lock body structure more complicated that this just feasible existing disc brake is locked, component are many, and manufacturing cost is higher, bring puzzlement to manufacturer; Secondly, the motorcycle disc brake is locked its inside and is lacked position-limit mechanism lock pin is carried out spacing locking, makes the locking strength deficiency, even is opened easily and the lock phenomenon occurs opening by mistake, reduces the reliability of motorcycle disc brake lock, is unfavorable for market competition.In addition, the disc brake lock that occurs on the market at present all has following shortcoming: the internal construction of those disc brake locks is comparatively complicated, and the entire length of lock core is long, makes structure not compact, and make that the bulk strength of internal construction of lock body is not good enough, be subjected to outside destroy easily and open by mistake lock.

The utility model content

In view of this, the utility model is at the disappearance of prior art existence, and its main purpose provides a kind of automatic localization disk brake lock, and it has the automatic localization function, the entire length of lock core can be shortened, and the problem of structural entity strength deficiency within the existing disc brake lock can be effectively solved.

For achieving the above object, the utility model adopts following technical scheme:

A kind of automatic localization disk brake lock includes lock body, lock core and lock pin; This lock body is provided with and runs through the lock body containing cavity of rear end face before, this lock core can be arranged in this containing cavity axially and movably, this lockpin ventilating is crossed a connection piece can be rotationally connected with lock core synchronously by the lock core drive, relative this connector of lock pin can be arranged at the positive front end of connector axially and movably, one releases spring pushes between this lock pin and connector, and a back-moving spring pushes between this connector and lock body; This connector is provided with spacing end face and axially extended slope groove, this slope groove is communicated with the root of this spacing end face, be provided with first latch and first spring at this connector, this first latch and first spring are installed in first embedding slot of wall within the containing cavity, and this first spring pushes between the inner bottom surface of first latch and first embedding slot; And, this lock pin is provided with stopper slot, be provided with second latch and second spring at this lock pin, this second latch and second spring are installed in second embedding slot of wall within the containing cavity, and this second spring pushes between the inner bottom surface of second latch and second embedding slot; During locking state, the front end of this first latch stretches out first embedding slot and is butted on this spacing end face tight lock core of locking, and the front end of this second latch stretches out second embedding slot and is stuck in only outside lock pin ejects lock body the time locks lock pin in the stopper slot; During unlocking condition, this first latch is removed the locking to lock core, and this second latch is removed the locking to lock pin.

As a kind of preferred version, first cavity that the rear end indent of described lock pin is formed with is formed with second cavity to front end indent that should connector, and the two ends of this release spring are butted on respectively between the inner bottom surface of the inner bottom surface of first cavity and second cavity.

As a kind of preferred version, described connector includes a base portion and a sleeve part, and this base portion is positioned at the positive front end of this sleeve part, and this second cavity is arranged on this base portion; This sleeve part is coated on outside this lock core, and this spacing end face is arranged on the rear end face of this sleeve part, and the root of this spacing end face is concordant with the external surface of lock core, and this slope groove is arranged on this sleeve part.

As a kind of preferred version, the front end of described connector is connected with this lock pin by a pin, and this lock pin is provided with gathering sill, and an end of this pin can be arranged in the gathering sill versatilely along gathering sill, and the other end of this pin is fixed on this connector.

As a kind of preferred version, the rear end of described connector is connected and fixed by another pin and this lock core.

The utility model compared with prior art has tangible advantage and beneficial effect, particularly, and as shown from the above technical solution:

One, it is by being arranged at lock pin in the dead ahead of lock core, and this lock core is connected with this lock pin by connector, utilize to release cooperatively interacting of spring and back-moving spring, and in conjunction with the automatic locking effect of first latch and second latch, realizes the automatic localization function.This connector upslope groove and the cooperation of spacing end face utilize first latch and first spring that lock core is locked, can shorten the entire length of lock core greatly, make structure compact more, and make that the bulk strength of internal construction of lock body is better, promote the dependability of product.

Two, be connected and fixed by pin between this lock core and the connector, also connect between this connector and the lock pin by pin, make the utility model part processing and the assembling more easy, help improving production and assembly efficient, and can effectively reduce the cost of production of enterprise.

Three, spacing by utilizing second latch that lock pin is locked, lock pin can not be withdrawn when locking state, on the one hand can be so that the axial strength of lock pin is effectively strengthened, and anti-theft effect is better, and reliability is higher, for user's motorcycle safety is given security; Can help simplifying lock body structure, and alleviate lock body weight so that the external part of lock pin does not need to cooperate coating with lock body on the other hand, to installation and use the offering convenience property of user product.

For more clearly setting forth architectural feature of the present utility model and effect, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment:

Description of drawings

Fig. 1 is that the embodiment of the utility model is fixed in the state diagram on the motor vehicle wheel;

Fig. 2 is the three-dimensional diagrammatic sketch of assembling of the embodiment of the utility model;

Fig. 3 is the exploded view of the embodiment of the utility model;

Fig. 4 is the unlocking condition view of the embodiment of the utility model, during unlocking condition in this lock pin withdrawal lock body;

Fig. 5 is the Status view to be locked of the embodiment of the utility model, and this lock pin is butted on the disc brake dish when waiting to lock state;

Fig. 6 is the locking state view of the embodiment of the utility model, and this lock pin inserts in the perforation of disc brake dish during locking state.

The accompanying drawing identifier declaration:

10, lock body 11, containing cavity

12, guide pillar 13, first embedding slot

14, second embedding slot 15, lid

20, lock core 21, guide groove

30, connector 31, pin

32, base portion 33, sleeve part

34, second cavity 35, spacing end face

36, slope groove 40, lock pin

41, first cavity 42, pin

43, gathering sill 44, stopper slot

51, first latch 52, first spring

60, release spring 71, second latch

72, second spring 80, back-moving spring

101, motorcycle fork arm 102, motorcycle shaft

90, disc brake dish 91, perforation

The specific embodiment:

Please refer to Fig. 1 to shown in Figure 6, the concrete structure that it has demonstrated the preferred embodiment of the utility model includes lock body 10, lock core 20, connector 30 and lock pin 40.

Wherein, this lock body 10 cooperates coating with the motorcycle fork arm, and the one end is provided with installing hole, and this motorcycle shaft passes this installing hole, and this lock body 10 being fixedlyed connected with motorcycle shaft by nut, the other end of this lock body 10 is connected and fixed by bolt and this motorcycle fork arm.Also be provided with on this lock body 10 and run through lock body 10 containing cavity 11 of rear end face before, the internal face of this containing cavity 11 is provided with guide pillar 12, first embedding slot 13 and second embedding slot 14.And, a lid 15 is installed on the rear end face of this containing cavity 11, this lid 15 covers the open rearward end of containing cavity 11, enters in the containing cavity 11 of lock body 10 to prevent foreign material.

To shown in Figure 6, this lock core 20 can be arranged in this containing cavity 11 axially and movably, axially is provided with a guide groove 21 on these lock core 20 outside wall surface as Fig. 3, and aforementioned guide pillar 12 stretches in this guide groove 21, so that lock core 20 is along the slippage forwards, backwards of guide groove 21 axis of orientations.

This connector 30 is positioned at the positive front end of this lock core 20, and these connector 30 rear ends are connected and fixed by a pin 31 and this lock core 20, makes that this connector 30 can be with lock core 20 with moved further or rotate synchronously.This connector 30 includes a base portion 32 and sleeve part 33, and this base portion 32 is positioned at the positive front end of this sleeve part 33, and this base portion 32 is provided with one second cavity 34.This sleeve part 33 is coated on outside this lock core 20, and this sleeve part 33 is provided with spacing end face 35 and slope groove 36, this spacing end face 35 is positioned on the rear end face of this sleeve part 33, and the root of this spacing end face 35 is concordant with the external surface of this lock core 20, this slope groove 36 extends axially on the external surface that is arranged at sleeve part 33, and this slope groove 36 is communicated with the root of this spacing end face 35.Be provided with first latch 51 and first spring 52 at this connector 30, this first latch 51 and first spring 52 are installed within the aforementioned containing cavity 11 in first embedding slot 13 on the wall, and this first spring 52 pushes between the inner bottom surface of first latch 51 and first embedding slot 13.During locking state, these first latch, 51 front ends stretch out first embedding slot 13 and are butted on the spacing end face 35 under the effect of first spring 52, thereby with lock core 20 lockings, during unlocking condition, the front end of this first latch 51 is butted on the external surface of this connector 30, and removes the locking to lock core 20.

These lock pin 40 relative lock cores 20 can be arranged at the positive front end of connector 30 axially and movably, and lock pin 40 can be driven by lock core 20 by this connector 30 and be connected in lock core 20 synchronously rotatably.The rear end indent of this lock pin 40 is formed with one first cavity 41, this first cavity 41 is corresponding with aforementioned second cavity 34, one two ends of releasing spring 60 are butted on respectively between the inner bottom surface of the inner bottom surface of first cavity 41 and second cavity 34, and this releases spring 60 is used for outside the lock pin 40 release lock bodies 10.The rear end of this lock pin 40 is connected with the front end of this connector 30 by a pin 42, this lock pin 40 is provided with gathering sill 43, this gathering sill 43 extends axially and is communicated with this first cavity 14, one end of this pin 42 can be arranged in the gathering sill 43 versatilely along gathering sill 43, and the other end of this pin 42 is fixed on the connector 30.And this lock pin 40 is outside equipped with stopper slot 44.In addition, be provided with second latch 71 and second spring 72 at this lock pin 40, this second latch 71 and second spring 72 all are installed within the containing cavity 11 in second embedding slot 14 on the wall, and this second spring 72 pushes between the inner bottom surface of second latch 71 and second embedding slot 14.During locking state, the front end of this second latch 71 only stretches out second embedding slot 14 and is stuck in the stopper slot 44 when lock pin 40 ejects outside the lock body 10, thus locking lock pin 40.During unlocking condition, the locking that this second latch 71 is removed lock pin 40.

In addition, be provided with back-moving spring 80 in containing cavity 11, this back-moving spring 80 is butted between this connector 30 and the lock body 10, the active force that provides lock core 20 and connector 30 to reset backward.

Assembling process and using method that present embodiment is described in detail in detail are as follows:

During assembling, as shown in Figure 2, at first, the rear end of connector 30 is set in outside the lock core 20, and connector 30 and this lock core 20 are connected and fixed by pin 31, then, will release between the inner bottom surface that spring 60 is butted on the inner bottom surface of first cavity 41 and second cavity 34, and the rear end of lock pin 40 is connected with the front end of connector 30, the lock pin 40 relative connectors 30 after the assembling can be flexibly elastic.

Then, second spring 72 and second latch 71 successively are installed in second embedding slot 14 successively, with first spring 52 and logical successively being installed in first embedding slot 13 of first latch, 51 priorities, and back-moving spring 80 put into containing cavity 11, then, with aforementioned assembling lock core 20 together, connector 30 and lock pin 40 are put into containing cavity 11 in the lump, back-moving spring 80 is butted between the inner bottom surface of the front end of connector 30 and containing cavity 11, this lock pin 40 can be flexibly elastic, and outside the extended lock body 10, as shown in Figure 2, be the stereochemical structure view after the utility model assembling.

During use, as shown in Figure 1, at first, this product is placed by the side of disc brake dish 90, by bolt this lock body 10 is fixedlyed connected with motorcycle shaft 102, this moment, this product was mounted fixingly, and then, this product has following three kinds of states:

Unlocking condition: as shown in Figure 4, this lock core 20, connector 30 and lock pin 40 all are in original position, and this lock pin 40 do not stretch out outside the lock body 10, and this first latch 51 and second latch 71 are arranged in corresponding first embedding slot 13 and second embedding slot 14.

Treat the lock state: as shown in Figure 5, by using key to be inserted into the lock core 20 from the open rearward end of the containing cavity 11 of lock body 10, this key impels lock core 20 axially movable forward, these release spring 60 compressive deformations also impel lock pin 40 to eject forward outside the lock body 10, because the perforation 91 that this lock pin 40 does not have over against this disc brake dish 90, make lock pin 40 can't continue to stretch out outside the lock body 10,20 continuation of this lock core axially move forward, when lock core 20 moves forward to the spacing end face 35 during over against this first latch 51 that makes connector 30, the front end of this first latch 51 is stretching out first embedding slot 13 forward and is being butted on the spacing end face 35 under the effect of first spring 52, this moment, this first latch 51 was locked lock cores 20, under the effect that does not have key, this lock core 20 can't retreat removes locking.

Locking state: as shown in Figure 6, when disc brake dish 90 relative lock pins 40 move to when making perforation 91 over against the front end of this lock pin 40, the front end of this lock pin 40 continues to stretch out outside the lock body 10 under the effect of releasing spring 60 and inserts in the perforation 91, when lock pin 40 axially moves forward to when making its stopper slot 44 over against this second latch 71, the front end of this second latch 71 stretches out forward under the effect of second spring 72 in second embedding slot 14, at this moment, these second latch, 71 these lock pins 40 of locking, this lock pin 40 can not stretch out forward or withdrawal backward again, the disc brake dish is locked for 90 this moments, can't rotate again, realize the locking state of motorcycle.

Very simple by locking state to the operation of unlocking condition transition, at first insert key, using key to drive lock core 20 rotates, this connector 30 and lock pin 40 rotate synchronously with lock core 20, when connector 30 turns to when making its slope groove 36 over against this first latch 51, this first latch 51 breaks away from the obstruction of spacing end face 35 at the slope, effect lower edge of this back-moving spring 80 groove 36, thus the locking that this first latch 51 is removed lock core 20, and this lock core 20 and connector 30 synchronizing shafts are to resetting backward.Meanwhile, the rotation of this second latch 71 breaks away from the obstruction of stopper slot 44, make second latch 71 remove locking to lock pin 40, this lock pin 40 moves synchronously backward with lock core 20 and connector 30, thereby make the front end of lock pin 40 remove obstruction to disc brake dish 90, but these disc brake dish 90 normal rotation, thereby make motorcycle normally to be used.

Design focal point of the present utility model is: it is by being arranged at lock pin in the dead ahead of lock core, this lock core is connected with this lock pin by connector, utilize to release cooperatively interacting of spring and back-moving spring, and, realize the automatic localization function in conjunction with the automatic locking effect of first latch and second latch.This connector upslope groove and the cooperation of spacing end face utilize first latch and first spring that lock core is locked, can shorten the entire length of lock core greatly, make structure compact more, and make that the bulk strength of internal construction of lock body is better, promote the dependability of product.

The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment did.

Claims (5)

1. an automatic localization disk brake lock includes lock body, lock core and lock pin; This lock body is provided with and runs through the lock body containing cavity of rear end face before, this lock core can be arranged in this containing cavity axially and movably, it is characterized in that: this lockpin ventilating is crossed a connection piece can be rotationally connected with lock core synchronously by the lock core drive, relative this connector of lock pin can be arranged at the positive front end of connector axially and movably, one releases spring pushes between this lock pin and connector, and a back-moving spring pushes between this connector and lock body; This connector is provided with spacing end face and axially extended slope groove, this slope groove is communicated with the root of this spacing end face, be provided with first latch and first spring at this connector, this first latch and first spring are installed in first embedding slot of wall within the containing cavity, and this first spring pushes between the inner bottom surface of first latch and first embedding slot; And, this lock pin is provided with stopper slot, be provided with second latch and second spring at this lock pin, this second latch and second spring are installed in second embedding slot of wall within the containing cavity, and this second spring pushes between the inner bottom surface of second latch and second embedding slot; During locking state, the front end of this first latch stretches out first embedding slot and is butted on this spacing end face tight lock core of locking, and the front end of this second latch stretches out second embedding slot and is stuck in only outside lock pin ejects lock body the time locks lock pin in the stopper slot; During unlocking condition, this first latch is removed the locking to lock core, and this second latch is removed the locking to lock pin.

2. automatic localization disk brake lock according to claim 1, it is characterized in that: first cavity that the rear end indent of described lock pin is formed with, front end indent that should connector is formed with second cavity, and the two ends of this release spring are butted on respectively between the inner bottom surface of the inner bottom surface of first cavity and second cavity.

3. automatic localization disk brake lock according to claim 2 is characterized in that: described connector includes a base portion and a sleeve part, and this base portion is positioned at the positive front end of this sleeve part, and this second cavity is arranged on this base portion; This sleeve part is coated on outside this lock core, and this spacing end face is arranged on the rear end face of this sleeve part, and the root of this spacing end face is concordant with the external surface of lock core, and this slope groove is arranged on this sleeve part.

4. automatic localization disk brake lock according to claim 1, it is characterized in that: the front end of described connector is connected with this lock pin by a pin, this lock pin is provided with gathering sill, one end of this pin can be arranged in the gathering sill versatilely along gathering sill, and the other end of this pin is fixed on this connector.

5. automatic localization disk brake lock according to claim 4 is characterized in that: the rear end of described connector is connected and fixed by another pin and this lock core.

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