CN206753243U - A kind of primary and secondary pearl curved groove anti-theft lock end and its key - Google Patents

Abstract

It the utility model is related to a kind of primary and secondary pearl curved groove anti-theft lock end, including lock housing and lock core, the lock housing is provided with a number of marble hole with lock core, return unit, tack component and pellet component is provided with the marble hole, the tack component includes big tack, butch haircut and tack spring；The pellet component includes big pellet and small pellet, and the big tack is with big pellet in the external diameter cylindric setting equal with internal diameter.Tack component of the present utility model equally includes big tack, butch haircut and tack spring, pellet component equally includes big pellet and small pellet, and big pellet is cylindrical shape, therefore the theftproof performance of primary and secondary pearl spring lock was both remained, while simplified the manufacture difficulty of big pellet.

Description

A kind of primary and secondary pearl curved groove anti-theft lock end and its key

Technical field

A kind of anti-theft lock end and its key are the utility model is related to, more particularly to a kind of primary and secondary pearl curved groove anti-theft lock end And its key.

Background technology

Lockset is indispensable safety precaution instrument in people's daily life, the anti-theft lock end of conventional lock, is generally wrapped Lock housing and the lock core that can be rotatably set in lock housing are included, the key slot for key insertion, institute are axially provided with lock core State lock housing and lock core relevant position and be provided with a number of marble hole, the marble hole is along lock housing and lock core axial direction arrangement in a row Set, the marble hole interior edge lock housing to lock core direction is disposed with return unit, tack and solid pellet, this kind of structure Shellproof tapered end easily stirs unlatching because corresponding key only has monorow tooth flower by pock-poking tool, and theftproof performance is poor.With people The increasingly raising of living standard, also more and more higher, the theftproof performance requirement to theftproof lock are also more next for the security precautions of people It is higher.In order to overcome the shortcomings of existing lock, meet security precautions and primary and secondary pearl curved groove that people increasingly improve Anti-theft lock end demand, technical staff for many years also develop the more preferable tapered end of a variety of theftproof performances, and primary and secondary pearl curved groove is antitheft Tapered end is exactly one kind therein.This kind of anti-theft lock end structure generally includes lock housing and the lock core being arranged in lock housing, in lock core It is provided with key slot, the lock housing and lock core relevant position are provided with a number of marble hole, and the marble hole is along lock housing Set with lock core axial direction arrangement in a row, the marble hole interior edge lock housing to lock core direction is disposed with return unit, tack component And pellet component, wherein tack component include big tack and butch haircut, pellet component includes big pellet and small pellet, described big Tack and big pellet are provided centrally with the axial hole being conducted, and butch haircut successively and can be slided with small pellet along lock housing to lock core direction Dynamic to be arranged in hole, the relatively small pellet other end of butch haircut is provided with tack spring, and the big pellet corresponds to key slot end edge Key slot axially opens up jagged, and the side wall of the big pellet is provided with the male member of radial direction, and the marble hole of lock core is set vertically It is equipped with the groove being adapted with male member；The big tack is with big pellet in the external diameter cylindric setting equal with internal diameter, big bullet Hole in son is arranged to through hole, and the hole in big tack is arranged to the blind hole of the relatively large pellet other end closing of big tack, described flat Head spring is arranged in the blind end of blind hole, the butch haircut cylindrical setting corresponding with small pellet.Such structure, is opened , it is necessary to be pushed into big tack, butch haircut, big pellet and small pellet using special key and correct tartar simultaneously when lock Lockset position of coupler could unlock, and open difficulty so as to increase technology, improve theftproof performance.But due to being provided with big pellet Breach, outer wall are provided with the male member projected radially outward, and the difficulty for also resulting in processing greatly increases；Further, since it there are The breach, theft personnel just have the chance for stirring small pellet when technology is opened, existed by the probability of pirate of the open.

The content of the invention

The purpose of this utility model is to overcome the shortcomings of the prior art, and it is higher to provide a kind of theftproof performance And make simpler anti-theft lock end.

To achieve the above object, the utility model provides following technical scheme：A kind of primary and secondary pearl curved groove anti-theft lock end, Including lock housing and the lock core being arranged in lock housing, key slot is provided with lock core, the lock housing installs with lock core corresponding positions A number of marble hole is equipped with, a number of marble hole is set along lock housing and lock core axial direction arrangement in a row, the bullet Sub-aperture interior edge lock housing to lock core direction is disposed with return unit, tack component and pellet component, and the tack component includes Big tack, butch haircut and tack spring；The pellet component includes big pellet and small pellet, it is characterised in that：The big tack With big pellet in the external diameter cylindric setting equal with internal diameter, the big tack and big pellet external diameter are matched somebody with somebody with pellet interporal lacuna Close, big pellet axial bore is arranged to through hole, and big tack axial bore is arranged to blind hole, is closed away from big pellet one end, described Tack spring is arranged in the blind end of blind hole, and the butch haircut is set successively and slidably with small pellet along lock housing to lock core direction Put in endoporus.

Tack component of the present utility model equally includes big tack, butch haircut and tack spring, and pellet component equally includes Big pellet and small pellet, and big pellet is cylindrical shape, therefore the theftproof performance of primary and secondary pearl spring lock had both been remained, simplify simultaneously The manufacture difficulty of big pellet.

Further set as of the present utility model, the side of key slot is further opened with along lock core axial direction on the lock core The blade groove that direction is set, blade groove radially opens up, vertical with key slot, is provided with a row and blade on the lock core vertically The vertical curved groove marble hole of groove, radially slidable blade is provided with blade groove, curve is provided with curved groove marble hole Groove pellet, the side wall of the curved groove pellet are provided with the projection of radially protruding, curved groove marble hole is axially disposed have with it is convex The groove that block is adapted is connected with key slot, and the position corresponding with blade groove is provided with and blade trough rim on lock housing inner hole wall The axial neck that edge matches, curved groove pellet are provided with short slot, and the blade side and short slot match settings, the blade and Curved groove pellet is respectively provided with back-moving spring.Preferably, the elongated tabular of the blade is set, and blade axial direction both ends are set Put and be respectively provided with boss, the back-moving spring of blade is provided with two, two back-moving springs respectively with boss homologous thread groove Pellet side offsets setting；The curved groove marble hole is in corresponding cylindric setting with curved groove pellet, curved groove pellet Hole is arranged to the blind hole of one end closing, and the back-moving spring of curved groove pellet is arranged in the blind end of the blind hole.

By using above-mentioned technical proposal, when tack component is with pellet component alignment, lacking for each curved groove pellet is also needed Groove aligns with both sides blade, and blade homologous thread groove pellet side enters short slot, and blade corresponds to neck side and is separated with neck, Lock core could rotate realization in lock housing and unlock, and further increase theftproof performance.

Another purpose of the present utility model provides a kind of key to match with above-mentioned anti-theft lock end.

To achieve the above object, the invention also discloses a kind of key of anti-theft lock end, including key handle and key Key piece, it is characterised in that：The key piece includes the flank side surface between two positive sides and two positive sides, the flank side surface The upper position corresponding with marble hole is spent provided with tooth, and the tooth flower spends end face by the tooth of annular first to match with big pellet end face, And spend end face with the second tooth that small pellet end face matches among the first tooth flower end face.

The different height of the first tooth flower end face and the second tooth flower end face coordinates during this key is spent using each tooth, multiple tooth flowers Form the key that a variety of various combinations form key.

The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.

Brief description of the drawings

Fig. 1 is the utility model anti-theft lock end embodiment three-dimensional structure diagram；

Fig. 2,3 are the utility model specific embodiment decomposition texture schematic diagram；

Fig. 4 is the utility model specific embodiment front view；

Fig. 5 is Fig. 4 A-A direction views；

Fig. 6 is the utility model specific embodiment front view；

Fig. 7 is Fig. 6 B-B sectional views；

Fig. 8,9 are the utility model lock core specific embodiment three-dimensional structure diagram；

Figure 10 is the utility model lock core specific embodiment front view；

Figure 11 is Figure 10 C-C sectional views；

Figure 12 is Figure 10 D-D sectional views；

Figure 13 is the utility model curved groove pellet specific embodiment three-dimensional structure diagram；

Figure 14 is the big tack specific embodiment three-dimensional structure diagram of the utility model；

Figure 15 is the utility model butch haircut specific embodiment three-dimensional structure diagram；

Figure 16 is the big pellet specific embodiment three-dimensional structure diagram of the utility model；

Figure 17 is the small pellet specific embodiment three-dimensional structure diagram of the utility model；

Figure 18 is the utility model key embodiment three-dimensional structure diagram.

Embodiment

Accompanying drawing 1-17, primary and secondary pearl curved groove anti-theft lock end of the present utility model, including lock housing 1 and it is arranged in lock housing 1 Lock core 2, the side of lock core 2 be provided with provided with axially through straight trough form key slot 201, the lock housing 1 is corresponding to lock core 2 Position is provided with a number of marble hole 3, and marble hole 3 is axially radially set, and a number of marble hole 3 is along lock housing 1 with 2 axially in-line spread configuration of lock core, the specific number of marble hole 3 is depending on size of key, and the number of marble hole 3 is more, key Amount is bigger.The interior edge lock housing 1 of marble hole 3 to the direction of lock core 2 is disposed with return unit 4, tack component and pellet component, The tack component includes big tack 5, butch haircut 6 and tack spring 7；The pellet component includes big pellet 8 and small pellet 9, The big tack 5 and big pellet 8 are set in cylindric equal with internal diameter of external diameter, the big tack 5 and the external diameter of big pellet 8 and The gap of marble hole 3 coordinates so that can be slid axially along marble hole 3.Return unit 4 makes big tack 5 and big pellet 8 have one to lock core Spiral compression spring composition can be selected in the elastic force at 2 centers, return unit 4.The big axial bore of pellet 8 is arranged to through hole, big tack 5 Axial bore is arranged to blind hole, is closed away from big one end of pellet 8, the tack spring 7 is arranged in the blind end of blind hole, described The diameter of butch haircut 6 and small pellet 9 coordinates with the endoporus bore clearance of big tack 5 and big pellet 8, make the butch haircut 6 with it is small Pellet 9 successively and is slidably arranged in endoporus along lock housing 1 to the direction of lock core 2, tack spring 7 cause the butch haircut 6 with it is small Pellet 9 has an elastic force to the center of lock core 2.

In order to further improve theftproof performance, the corresponding side of key slot 201 of lock core 2 can also further offer The blade groove 202 set along the axial direction of lock core 2, blade groove 202 is vertical with key slot 201, is set vertically on the lock core 2 There is the curved groove marble hole 203 that a row are vertical with blade groove 202, be provided with blade groove 202 along the slidable leaf of the radial direction of lock core 2 Piece 10, curved groove pellet 11 is provided with curved groove marble hole 203, the side wall of the curved groove pellet 11 is provided with the convex of radial direction Block 1101, curved groove marble hole 203 is axially disposed to be had and is connected with the groove that projection 1101 is adapted with key slot 201, is locked The position corresponding with blade groove 202 is provided with the axial neck 101 to match with the edge of blade 10, curved groove on the inner hole wall of shell 1 Pellet 11 is provided with short slot 1102 backwards to the side of projection 1101, and the side of blade 10 and short slot 1102 match setting, described Blade 10 is respectively provided with back-moving spring with curved groove pellet 11 and causes the blade 10 to have the elasticity to lock housing 1 Power.

The utility model blade 10 can use a variety of different shapes to set, and the present embodiment is preferable, and the blade 10 is in Long strip shape is set, and 10 axial both ends of blade set and are respectively provided with boss 1001, and blade back-moving spring 12 is provided with two Individual, two pellet back-moving springs 12 offset setting with boss 1001 respectively so that the blade 10 has a bullet to lock housing 1 Property power；The curved groove marble hole 203 is in corresponding cylindric setting with curved groove pellet 11, and curved groove marble hole 203 is set The blind hole of one end closing is set to, the pellet back-moving spring 14 of curved groove pellet 11 is arranged in the blind end of the blind hole so that bent Wire casing pellet 11 has an elastic force to lock housing 1.By using above-mentioned technical proposal, tack component and pellet component alignment When, also need the short slot 1102 of each curved groove pellet 11 to be alignd with blade 10, the side of 10 homologous thread groove pellet of blade 11 enters Short slot 1102, the corresponding side of neck 101 of blade 10 are separated with neck 101, and lock core 2 could rotate in lock housing 1 and realize unlocking, Difficulty is opened so as to increase technology, improves theftproof performance.

As shown in figure 18, the key 13 with primary and secondary pearl curved groove anti-theft lock end of the present utility model includes key handle 1301 With key piece 1302, the key piece 1302 includes the flank side surface between two positive sides 1305 and two positive sides 1305 1306, the position corresponding with marble hole 3 is spent provided with tooth in the flank side surface 1306, the tooth flower by with the big end face phase of pellet 8 The tooth of the annular first flower end face 1303 matched somebody with somebody, and the second tooth to match among the first tooth flower end face 1303 with the small end face of pellet 9 There are several different height flower end face 1304, first tooth flower tooth of end face 1303 and second flower end face 1304, and described first The tooth flower tooth of end face 1303 and second flower is preferably connected between end face 1304 by circular conical surface transition.

Claims (5)

1. a kind of primary and secondary pearl curved groove anti-theft lock end, including lock housing and the lock core that is arranged in lock housing, key is provided with lock core Spoon slot, the lock housing are provided with a number of marble hole, a number of marble hole edge lock with lock core relevant position Shell is set with lock core axial direction arrangement in a row, and the marble hole interior edge lock housing to lock core direction is disposed with return unit, tack group Part and pellet component, the tack component include big tack, butch haircut and tack spring；The pellet component includes big pellet With small pellet, it is characterised in that：The big tack is set with big pellet in the external diameter cylindrical shape equal with internal diameter, described big flat Head and big pellet external diameter coordinate with pellet interporal lacuna, and big pellet axial bore is arranged to through hole, and big tack axial bore is arranged to Blind hole, closed away from big pellet one end, the tack spring is arranged in the blind end of blind hole, the butch haircut and small pellet edge Lock housing successively and is slidably arranged in endoporus to lock core direction.

2. primary and secondary pearl curved groove anti-theft lock end according to claim 1, it is characterised in that：Key slot on the lock core Side is further opened with the blade groove set along lock core axial direction, and blade groove radially opens up, the lock core vertical with key slot On be provided with a row curved groove marble hole vertical with blade groove vertically, be provided with radially slidable blade, song in blade groove Curved groove pellet is provided with wire casing marble hole, the side wall of the curved groove pellet is provided with the projection of radially protruding, curved groove Marble hole is axially disposed to have the groove being adapted with projection to be connected with key slot, corresponding with blade groove on lock housing inner hole wall Position be provided with the axial neck to match with blade groove edge, curved groove pellet is provided with short slot, and the blade side is with lacking Groove matches setting, and the blade is respectively provided with back-moving spring with curved groove pellet.

3. primary and secondary pearl curved groove anti-theft lock end according to claim 2, it is characterised in that：The elongated tabular of blade Set, blade axial direction both ends, which are set, is respectively provided with boss, and the back-moving spring of blade is provided with two, two back-moving springs point Do not offset setting with boss homologous thread groove pellet side；The curved groove marble hole is in corresponding cylinder with curved groove pellet Shape is set, and curved groove marble hole is arranged to the blind hole of one end closing, and the back-moving spring of curved groove pellet is arranged on the envelope of the blind hole In closed end.

4. a kind of key for primary and secondary pearl curved groove anti-theft lock end described in claim 1, including key handle and key piece, its It is characterised by：The key piece includes flank side surface between two positive sides and two positive sides, in the flank side surface with bullet The corresponding position of sub-aperture is spent provided with tooth, and the tooth flower spends end face by the tooth of annular first to match with big pellet end face, and is in The the second tooth flower end face to match among first tooth flower end face with small pellet end face.

5. key according to claim 4, it is characterised in that：Between first tooth flower end face and the second tooth flower end face by Circular conical surface transition connects.