CN2839057Y - Double-unlocking anti-skiding antithefe slipper - Google Patents

Abstract

The utility model relates to a pair of double-unlocking anti-skidding antitheft iron shoes. Unlocking devices which are arranged in shoe-shaped shell bodies of the double-unlocking anti-skidding antitheft iron shoes control the switching of a left and a right locking hooks which are symmetrical. Each of the unlocking devices is composed of an unlocking device with a contacting head and an unlocking device with a key. The utility model can effectively change the rotary movement of wheels into the frictional movement of the iron shoes and tracks so that a vehicle is decelerated and stopped. When the wheels leave the contacting head and the special key, the iron shoes are caused to have the antitheft function. The utility model has the advantages of artful design, reasonable design, simple structure, safety, strong antitheft function, simple operation and convenient use and is a pair of novel double-unlocking anti-skidding antitheft iron shoes.

Description

The anti-Anti-theft buffer stop that slips of bilingual lock

Technical field

The utility model relates to the anti-anti-joyride device that slips of a kind of rolling stock, the anti-Anti-theft buffer stop that slips of particularly bilingual lock.

Technical background

Anti-slip metal shoe be specifically designed on the railway station private siding, line goods, switching lead, to hair line, and other circuits on prevent that standing vehicle from static runaway taking place and prevent the isolated plant that skate is stolen.The particularity of this device is, is located on the track, but can not captives joint with track, can actv. when vehicle touches anti-slip metal shoe rotatablely moving of rail be changed wheel the friction campaign of skate and rail into, makes car retardation, stops.Skate self also need possess stronger anti-theft feature.Chinese patent literature discloses " anti-slip metal shoe locks " (CN91231448), " antitheft scotch iron shoe " (CN94215403), " guarding against theft type railway automatically anti-slip device " (CN94238482).

Summary of the invention

The purpose of this utility model is to propose the technical scheme of the anti-slide of a kind of bilingual lock Anti-theft buffer stop, this is a kind of technical scheme of anti-slide Anti-theft buffer stop newly, the anti-Anti-theft buffer stop of implementing by the utility model that slips of bilingual lock is provided with artificial key locking and release and wheel release two cover release mechanisms, lock solid and reliable, the lock hook folding is flexible, and theftproof performance is strong.

Structure of the present utility model is, the anti-Anti-theft buffer stop that slips of a kind of bilingual lock, in its shoe-shaped housing, be provided with unlocking device, the left and right sides lock hook folding of unlocking device control symmetry, it is characterized in that, unlocking device is made up of meet and discuss tripper and key tripper, the concrete structure of tripper of meeting and discussing is, be connected with spring housing and collude axle sleeve at shoe-shaped housing internal fixation, the sidewall that line of centers is radially crossed on spring housing top has waist shaped hole, in the spring housing for the spring of free-running fit with meet and discuss, the contact of meeting and discussing exposes to the case type surface, colluding in the axle sleeve is the axle that colludes of free-running fit, collude axle sleeve and spring housing adjacent have with spring housing on identical, corresponding waist shaped hole, colluding a top is pull back spring, and the middle part is by colluding in the rotating upper end circular hole of left and right sides lock hook that is connected symmetry of pivot pin, colludes in the rotating waist hole that is connected to left and right sides lock hook of 2 straight pins of free-running fit on the axle sleeve; The concrete structure of key tripper is, the lock core that the middle part diameter clearance of meeting and discussing cooperates can be crossed waist shaped hole and insert in the hole of matching of colluding on the axle, has recessed plug helix on the outside face of lock core, matches with plug helix in the end of pin.

The face that housing is relative with wheel is the circular arc identical with wheel diameter, and the axis normal of meeting and discussing is in arc surface, angle α=40 of the horizontal surface at meet and discuss axis and place, skate bottom surface °-75 °.The lock core afterbody is provided with eccentric unfair hole, and the private key end is the endoporus with lock core cylindrical free-running fit, is provided with the cantilever minor axis with the eccentric unfair hole free-running fit of lock core in the endoporus.

Lock hook of the present utility model is a normally open, and through manually be locked in the web of the rail of rail with private key, this moment, skate still can be adjusted the position along the rail slippage.Unlocking device is made up of meet and discuss tripper and key tripper.During the work of key tripper, artificial with private key cw or left-hand revolution lock core, the recessed plug helix of lock core outside face is inserted or is withdrawed from the hole of matching of colluding on the axle by the pin guiding, then with collude axle and be communicated with or separate, thereby realize locking or the release of lock hook to rail.Under locking states, meet and discuss when wheel, to meet and discuss to move down to drive to collude axially and move down by lock core, lock hook rotates in the restricted portion of waist hole and realizes release around colluding axle.The pedal tread that the utility model housing is relative with wheel is the arc surface identical with wheel diameter, meeting and discussing of release mechanism perpendicular to this arc surface, artificial locking mechanism and release mechanism and the parallel axes of meeting and discussing, angle α=40 of the horizontal surface at meet and discuss axis and place, skate bottom surface °-75 °.This structure tripper that can guarantee to meet and discuss is stressed rationally, and release is quick, safe and reliable, can realize that lock hook and fish plate zero distance unblank.The back open angle of lock hook and the spacing of unblanking is bigger, make skate with wheelslip smoothly by fish plate with connect line, can actv. change rotatablely moving of wheel the friction campaign of skate and track into, make car retardation, stop.Wheel leaves meets and discusses, and under the effect of pull back spring, lock hook recovers locking states immediately.The key release must be used special-purpose eccentric formula key, makes skate have anti-theft feature.The utility model is skillfully constructed, and is reasonable in design, simple in structure, safe and reliable, has stronger anti-theft feature, simple to operate, easy to use, practical, is a kind of later-model bilingual lock anti-slip metal shoe.

Description of drawings

Fig. 1 is the utility model structural representation

Fig. 2 is the utility model A-A cutaway view

Fig. 3 is the utility model lock core partial enlarged drawing

Fig. 4 is the utility model key partial enlarged drawing

The specific embodiment

With steel plate difference metal pointing plate (1), base plate (2), pedal (3), two blocks of side plates (4) and dividing plate (19), with above-mentioned part Combination Welding is the shoe-shaped housing, can unblank smoothly for guaranteeing wheel, pedal (3) upper surface that housing is relative with wheel is the arc surface identical with wheel diameter, meeting and discussing of release mechanism perpendicular to this arc surface, artificial locking mechanism and release mechanism and the parallel axes of meeting and discussing, angle α=40 of the horizontal surface at meet and discuss axis and place, skate bottom surface °-75 °.Housing inner chamber rear portion is welded spring housing (5) and is colluded axle sleeve (15), the waist shaped hole that sidewall has and the displacement of meeting and discussing adapts (20) of line of centers is radially crossed on spring housing (5) top, be the pull back spring of free-running fit (8) and meet and discuss (11) in the spring housing, the contact of meeting and discussing exposes to pedal surface, and perpendicular to the pedal outside face, colluding in the axle sleeve is collude spool (14) of free-running fit, collude axle sleeve and spring housing adjacent have with spring housing on identical corresponding waist shaped hole, colluding axle (14) top is lock hook pull back spring (13), the middle part is by colluding the rotating left and right sides lock hook (6) that is connected symmetry of pivot pin (16), (7) in the upper end circular hole, collude in the rotating waist shaped hole (21) that is connected to left and right sides lock hook of two straight pins (12) of free-running fit on the axle sleeve.The lock core (10) that the middle part diameter clearance of meeting and discussing cooperates can be crossed waist shaped hole and insert in the hole of matching of colluding on the axle, has recessed plug helix on the outside face of lock core (10), matches with plug helix in the end of pin (9).Lock core (10) afterbody is provided with eccentric unfair hole, private key (17) end is the endoporus with lock core cylindrical free-running fit, be provided with cantilever minor axis in the endoporus with the eccentric unfair hole free-running fit of lock core, will minor axis on the key during artificial locking aim at the eccentric unfair hole on the lock core, key is inserted lock core, manually press lock hook and screw key, make the lock core rotation, locking is realized in left and right sides lock hook (6), (7); When the contrarotation of key key, lock hook opens automatically, realizes unblanking.Under the locking states, meet and discuss on the pressure wheel, lock hook opens automatically, can slide simultaneously with wheel, and by fish plate and connect line, wheel leaves the then lock hook automatic blocking of meeting and discussing.For easy to use, establish leader (18) at the skate rear portion.

Claims (4)

1, the anti-Anti-theft buffer stop that slips of a kind of bilingual lock, in its shoe-shaped housing, be provided with unlocking device, the left and right sides lock hook (6) of unlocking device control symmetry, (7) folding, it is characterized in that, unlocking device is made up of meet and discuss tripper and key tripper, the concrete structure of tripper of meeting and discussing is, be connected with spring housing (5) and collude axle sleeve (15) at shoe-shaped housing internal fixation, the sidewall that line of centers is radially crossed on spring housing (5) top has waist shaped hole, be the spring of free-running fit (8) and meet and discuss (11) in the spring housing, the contact of meeting and discussing exposes to the case type surface, colluding in the axle sleeve is collude spool (14) of free-running fit, collude axle sleeve and spring housing adjacent have with spring housing on identical, corresponding waist shaped hole, colluding axle (14) top is pull back spring (13), the middle part is by colluding the rotating left and right sides lock hook (6) that is connected symmetry of pivot pin (16), (7) in the upper end circular hole, collude in the rotating waist hole that is connected to left and right sides lock hook of 2 straight pins (12) of free-running fit on the axle sleeve; The concrete structure of key tripper is, the lock core (10) that the middle part diameter clearance of meeting and discussing cooperates can be crossed waist shaped hole and insert in the hole of matching of colluding on the axle, has recessed plug helix on the outside face of lock core (10), matches with plug helix in the end of pin (9).

2, the anti-Anti-theft buffer stop that slips of bilingual lock as claimed in claim 1, it is characterized in that, the face that housing is relative with wheel is the circular arc identical with wheel diameter, and (11) axis normal of meeting and discussing is in arc surface, angle α=40 of the horizontal surface at meet and discuss (11) axis and place, skate bottom surface °-75 °.

3, the anti-Anti-theft buffer stop that slips of bilingual lock as claimed in claim 1 is characterized in that, the line of centers that collude axle sleeve (15), colludes axle (14) and pull back spring (13) is all parallel with the line of centers of spring housing (5); When left and right sides lock hook (6), (7) locking, the double-dealing side of lock hook is vertical with the skate bottom surface.

4, the anti-Anti-theft buffer stop that slips of bilingual lock as claimed in claim 1, it is characterized in that, lock core (10) afterbody is provided with eccentric unfair hole, and private key (17) end is the endoporus with lock core cylindrical free-running fit, is provided with the cantilever minor axis with the eccentric unfair hole free-running fit of lock core in the endoporus.

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