CN208534203U - A kind of anti-opal unlocking apparatus - Google Patents

Abstract

A kind of anti-opal unlocking apparatus, including lock housing, handle, square shaft, handle includes connecting rod and rotating bar, it further include safety knobs, reset spring, clutch axle sleeve, positioning component, rotating bar one end is equipped with mounting groove, safety knobs are arranged in mounting groove, reset spring is crimped between safety knobs and mounting groove, clutch axle sleeve rotation is set to the connecting rod other end, clutch axle sleeve is equipped with the square hole cooperated with square shaft, the inner opposite end of safety knobs is equipped with linkage block, and the through-hole passed through for linkage block is set in mounting groove, and clutch axle sleeve is equipped with the slot cooperated with linkage block；Positioning component includes positioning pin, push rod, and positioning pin is arranged in rotating bar and slides axially along rotating bar, and push rod and positioning pin connection simultaneously extend to outside rotating bar, and safety knobs are equipped with the location hole with detent fit.The utility model is connected by the separate type of safety knobs and clutch axle sleeve, is realized anti-opal unlocking function, is improved the security performance of lockset；Positioning component can lock safety knobs, facilitate the use habit of guest.

Description

A kind of anti-opal unlocking apparatus

Technical field

The utility model relates to field of lockset, espespecially a kind of anti-opal unlocking apparatus.

Background technique

Currently, the Fingerprint Lock that common user's door uses on the market, for user convenience, the handle in door is when pushing Unlocking can be realized, thus cause a problem, thief, which can destroy opal and then pass through opal, stretches the tools such as iron wire The handle in door is pushed again in access customer door and realizes unlocking, such thief just passes through opal technical unlocking user's door, uses The anti-theft effect of family door reduces, and causes user's property loss, practical application effect is undesirable.

Summary of the invention

It is opened to solve the above problems, the utility model provides the anti-opal that a kind of structure is simple, convenient and practical, safe and reliable Locking device.

A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: anti-opal unlocking apparatus, including lock Shell, handle, square shaft, the handle include connecting rod and rotating bar, and the rotating bar is fixedly connected with one end of connecting rod, described The other end of connecting rod is plugged in lock housing, and it further includes safety knobs, reset spring, clutch shaft that the square shaft, which is arranged in lock housing, Set, positioning component, one end of the rotating bar are equipped with mounting groove, and the safety knobs are arranged in mounting groove, the reset spring It is crimped between safety knobs and mounting groove, the clutch axle sleeve rotation is set to the other end of connecting rod, and the clutch axle sleeve is equipped with With the square hole of square shaft cooperation, the inner opposite end of safety knobs is equipped with linkage block, sets the through-hole passed through for linkage block in mounting groove, described Clutch axle sleeve is equipped with the slot cooperated with linkage block；

The positioning component includes positioning pin, push rod, and the positioning pin is arranged in rotating bar and axially sliding along rotating bar Dynamic, the push rod and positioning pin connection simultaneously extend to outside rotating bar, and the safety knobs are equipped with the location hole with detent fit.

Specifically, the inner side end of the safety knobs is equipped with spring groove, is equipped with column, the reset bullet in the spring groove Spring is socketed in leg surface.

It specifically, further include limited screw, the limited screw is connect with the end-face helical of the linkage block, and limits spiral shell The diameter on silk head is greater than the aperture of through-hole, and the slot is equipped with reaming corresponding with limited screw.

It specifically, further include handle fixed base, handle group support, torsional spring, the handle fixed base is fixed, handle is dialled support and covered It connects on connecting rod surface and is located on the inside of lock housing, the handle fixed base is fixedly connected with lock housing, and the handle, which is dialled, to be held in the palm and connect Bar is fixedly connected, and the torsional spring is socketed in the outside of connecting rod and is located between handle fixed base and handle group support, the two of torsional spring Support is dialled with handle fixed base and handle respectively and is fixedly connected in end.

It specifically, further include fixing seat cover board, the clutch axle sleeve is equipped with limit plate, the fixed flap along outer circumference Plate lid closes the end face for making limit plate act against connecting rod on handle fixed base.

Specifically, the rotating bar is equipped with an elongated hole, and the push rod passes through the elongated hole and extends to outside rotating bar.

Specifically, the end of the push rod is equipped with one group of pearl.

The utility model has the beneficial effects that: the utility model by setting safety knobs, spring and linkage block with from The separate type connection of sympodium set, realizes the relative rotation or joint rotation between handle and clutch axle sleeve, to realize palmistry Idle running or drive lock body rotation to lock body, realize Rapid reversal or the unlatching of anti-opal unlocking function, finally with simplicity operation Security risk caused by opal is significantly reduced in door lock problem, greatly improves the security performance of lockset；Positioning component can be with Safety knobs are locked, safety knobs and clutch axle sleeve is made to keep a metastable positional relationship, to avoid unlocking to normal Other users interfere, facilitate the use habit of guest, reduce unnecessary trouble.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the explosive view of the utility model；

Fig. 3 is the safety knobs structural schematic diagram of the utility model；

Fig. 4 is the clutch axle sleeve structural schematic diagram of the utility model；

Fig. 5 is the diagrammatic cross-section of the utility model.

Drawing reference numeral explanation:

1. lock housing；3. square shaft；4. safety knobs；5. reset spring；6. clutch axle sleeve；8. handle fixed base；9. handle dials support； 10. torsional spring；11. fixing seat cover board；21. connecting rod；22. rotating bar；23. mounting groove；24. through-hole；25. elongated hole；41. Motion block；42. location hole；43. spring groove；44. column；45. limited screw；61. square hole；62. slot；63. reaming；64. limit Plate；71. positioning pin；72. push rod；73. group pearl.

Specific embodiment

Fig. 1-5 is please referred to, the utility model is about a kind of anti-opal unlocking apparatus, including lock housing 1, handle, square shaft 3, institute Stating handle includes connecting rod 21 and rotating bar 22, and the rotating bar 22 is fixedly connected with one end of connecting rod 21, the connecting rod 21 other end is plugged in lock housing 1, and it further includes safety knobs 4, reset spring 5, clutch shaft that the square shaft 3, which is arranged in lock housing 1, 6, positioning component are covered, one end of the rotating bar 22 is equipped with mounting groove 23, and the safety knobs 4 are arranged in mounting groove 23, described Reset spring 5 is crimped between safety knobs 4 and mounting groove 23, and the rotation of clutch axle sleeve 6 is set to the other end of connecting rod 21, institute It states clutch axle sleeve 6 and is equipped with the square hole 61 cooperated with square shaft 3, the inner opposite end of safety knobs 4 is equipped with linkage block 41, sets in mounting groove 23 For the through-hole 24 that linkage block 41 passes through, the clutch axle sleeve 6 is equipped with the slot 62 cooperated with linkage block 41；

The positioning component includes positioning pin 71, push rod 72, and the positioning pin 71 is arranged in rotating bar 22 and along rotation Bar 22 slides axially, and the push rod 72 connect with positioning pin 71 and extends to outside rotating bar 22, and the safety knobs 4 are equipped with and positioning The location hole 42 that pin 71 cooperates.

The working principle of the utility model are as follows: when pressing safety knobs 4, the linkage block 41 of 4 inner opposite end of safety knobs is inserted into Into the slot 62 of clutch axle sleeve 6, in the present embodiment, the linkage block 41 is square block, passes through linkage block 41 and slot 62 Cooperation, connecting rod 21 and clutch axle sleeve 6 can joint transmission, and square shaft 3 is plugged in the square hole 61 of clutch axle sleeve 6, and square shaft 3 is another One end and lock body lock tongue are sequentially connected, it is thus achieved that the joint rotation of handle and lock body lock tongue, lock body can work normally, this When not anti-opal unlocking function；

Linkage block 41 and clutch axle sleeve 6 when safety knobs 4 reset under the elastic force effect of reset spring 5, in safety knobs 4 Slot 62 be disconnected, at this point, swing handle will form the opposite idle running of handle and clutch axle sleeve 6, put opal unlocking function It opens.

In addition, only push rod 72 need to be pushed along the axis of rotating bar 22 after pressing safety knobs 4 when needing locked secure button 4 To sliding, push rod 72 drives positioning pin 71 to be inserted into the limit hole of safety knobs 4, safety knobs 4 is fixed, safety knobs 4 It will not bounce, handle can be with normal rotation lock body at this time.

The utility model is connect by setting safety knobs 4, spring and linkage block 41 with the separate type of clutch axle sleeve 6, real Relative rotation or joint rotation between existing handle and clutch axle sleeve 6, to realize idle running of the handle with respect to lock body or drive lock Body rotation, finally realizes Rapid reversal or the unlatching of anti-opal unlocking function, significantly reduces opal in door lock with simplicity operation Security risk caused by problem greatly improves the security performance of lockset；Positioning component can lock safety knobs 4, make safety Button 4 and clutch axle sleeve 6 keep a metastable positional relationship, to avoid causing to do to other users normally to unlock It disturbs, facilitates the use habit of guest, reduce unnecessary trouble.

In the present embodiment, the inner side end of the safety knobs 4 is equipped with spring groove 43, is equipped with column in the spring groove 43 44, the reset spring 5 is socketed in 44 surface of column.

Safety knobs 4 be equipped with multiple spring grooves 43, for safety knobs 4 enough elastic resets are provided and make safety knobs 4 by Power is uniform, and spring is mounted on the column 44 of spring groove 43, stablizes stress.

It further include limited screw 45 in the present embodiment, the limited screw 45 and the end-face helical of the linkage block 41 connect It connects, and the diameter on 45 head of limited screw is greater than the aperture of through-hole 24, the slot 62 is equipped with expansion corresponding with limited screw 45 Hole 63.

By connecting a limited screw 45 in the end face of linkage block 41, and the diameter on 45 head of limited screw is greater than through-hole 24 aperture, when being displaced outwardly under elastic force of the safety knobs 4 in reset spring 5, the head of limited screw 45 is stuck in through-hole 24 On, make the limit of safety knobs 4 in connecting rod 21, meanwhile, the slot 62 is equipped with reaming 63 corresponding with limited screw 45, no Linkage block 41 can be interfered to be inserted into slot 62.

Further include that handle fixed base 8, handle dial support 9, torsional spring 10 in the present embodiment, the handle fixed base 8 is fixed, Hand dials support 9 and is socketed in 21 surface of connecting rod and is located at 1 inside of lock housing, and the handle fixed base 8 is fixedly connected with lock housing 1, institute It states handle group support 9 to be fixedly connected with connecting rod 21, the torsional spring 10 is socketed in the outside of connecting rod 21 and is located at handle fixed base Between 8 and handle group support 9, the both ends of torsional spring 10 are dialled support 9 with handle fixed base 8 and handle respectively and are fixedly connected.

Automatically reseting after handle twisting pushes may be implemented in the elastic force effect that support 9 and torsional spring 10 are dialled by handle.

It further include fixing seat cover board 11 in the present embodiment, the clutch axle sleeve 6 is equipped with limit plate 64, institute along outer circumference It states the lid of fixing seat cover board 11 and closes the end face for making limit plate 64 act against connecting rod 21 on handle fixed base 8.

The lid of fixing seat cover board 11 closes the end face for making limit plate 64 act against connecting rod 21 on handle fixed base 8, so that from Sympodium covers 6 axial limitings in connecting rod 21, while may be implemented to rotate.

In the present embodiment, the rotating bar 22 is equipped with an elongated hole 25, and the push rod 72 passes through the elongated hole 25 and prolongs It extends to outside rotating bar 22.

Elongated hole 25 is used to provide for push rod 72 along the path that rotating bar 22 moves axially, and guarantees the steady shifting of push rod 72 It is dynamic.

In the present embodiment, the end of the push rod 72 is equipped with one group of pearl 73.

In the end of push rod 72, one group of pearl 73 is set, it is convenient easily to dial for increasing the contact area of push rod 72 Yu finger Dynamic push rod 72.

Embodiment of above is only that preferred embodiments of the present invention are described, not to the utility model Range be defined, under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel to this The various changes and improvements that the technical solution of utility model is made should all fall into the guarantor that claims of the utility model determine It protects in range.

Claims (7)

1. a kind of anti-opal unlocking apparatus, including lock housing, handle, square shaft, the handle includes connecting rod and rotating bar, described turn Lever is fixedly connected with one end of connecting rod, and the other end of the connecting rod is plugged in lock housing, and the square shaft is arranged in lock housing It is interior, it is characterised in that: to further include safety knobs, reset spring, clutch axle sleeve, positioning component, one end of the rotating bar is equipped with peace Tankage, the safety knobs are arranged in mounting groove, and the reset spring is crimped between safety knobs and mounting groove, the clutch shaft Set rotation is set to the other end of connecting rod, and the clutch axle sleeve is equipped with the square hole cooperated with square shaft, and the inner opposite end of safety knobs is set There is linkage block, the through-hole passed through for linkage block is set in mounting groove, the clutch axle sleeve is equipped with the slot cooperated with linkage block；

The positioning component includes positioning pin, push rod, and the positioning pin is arranged in rotating bar and slides axially along rotating bar, institute It states push rod and positioning pin connection and extends to outside rotating bar, the safety knobs are equipped with the location hole with detent fit.

2. anti-opal unlocking apparatus according to claim 1, it is characterised in that: the inner side end of the safety knobs is equipped with bullet Spring slot, the spring groove is interior to be equipped with column, and the reset spring socket is in leg surface.

3. anti-opal unlocking apparatus according to claim 1, it is characterised in that: it further include limited screw, the limit spiral shell Silk is connect with the end-face helical of the linkage block, and the diameter on limited screw head is greater than the aperture of through-hole, and the slot is equipped with Reaming corresponding with limited screw.

4. anti-opal unlocking apparatus according to claim 1, it is characterised in that: further include handle fixed base, handle dial support, Torsional spring, the handle fixed base is fixed, handle dials support and is socketed in connecting rod surface and is located on the inside of lock housing, and the handle is fixed Seat is fixedly connected with lock housing, and the handle is dialled support and is fixedly connected with the connecting rod, and the torsional spring is socketed in the outside of connecting rod and position It is dialled between support in handle fixed base and handle, the both ends of torsional spring are dialled support with handle fixed base and handle respectively and are fixedly connected.

5. anti-opal unlocking apparatus according to claim 4, it is characterised in that: further include fixing seat cover board, the clutch Axle sleeve is equipped with limit plate along outer circumference, and the fixing seat cover plate lid conjunction makes limit plate act against connecting rod on handle fixed base End face.

6. anti-opal unlocking apparatus according to claim 1, it is characterised in that: the rotating bar is equipped with an elongated hole, The push rod passes through the elongated hole and extends to outside rotating bar.

7. anti-opal unlocking apparatus according to claim 1, it is characterised in that: the end of the push rod is equipped with one group of pearl.