CN208430887U - A kind of structure-improved of Lock capable of preventing from being opened by master key core - Google Patents
A kind of structure-improved of Lock capable of preventing from being opened by master key core Download PDFInfo
- Publication number
- CN208430887U CN208430887U CN201820881904.3U CN201820881904U CN208430887U CN 208430887 U CN208430887 U CN 208430887U CN 201820881904 U CN201820881904 U CN 201820881904U CN 208430887 U CN208430887 U CN 208430887U
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- Prior art keywords
- hoodle
- strip
- lock gall
- lock
- hole
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- 230000000712 assembly Effects 0.000 claims abstract description 14
- 238000000429 assembly Methods 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 16
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 210000000232 gallbladder Anatomy 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model creation discloses a kind of structure-improved of Lock capable of preventing from being opened by master key core, it include lock housing, lock gall, front hoodle component, side hoodle component and side bullet pin assemblies, lock gall hole is provided in the lock housing, the lock gall is rotatably arranged in the lock gall hole, the front hoodle component, side hoodle component and side bullet pin assemblies are circumferentially fixed or circumferential free for controlling the relatively described lock housing of the lock gall, and the utility model creation has the advantages that safety, anti-theft are stronger.
Description
[technical field]
The invention is related to the structure of lock core, especially a kind of structure-improved of Lock capable of preventing from being opened by master key core.
[background technique]
The innovation and creation of Publication No. CN105113859A: a kind of Lock capable of preventing from being opened by master key core discloses following technical proposals:
A kind of Lock capable of preventing from being opened by master key core includes lock housing, lock gall, several hoodle components being located in lock housing and lock gall, the hoodle
Component includes plug, pearl spring, flat pearl and hoodle, the hoodle of at least one hoodle component be main hoodle by being connected and
Anti- technology opens hoodle composition, the also main bullet by communicating of the hoodle hole on the lock gall that the main hoodle of correspondence and anti-technology open hoodle
The hole of bead and anti-technology open hoodle hole composition, open in the anti-technology and are provided with cone tank on hoodle；It is provided on the lock gall
The pin hole that hoodle hole communicates is opened with anti-technology, pin, hollow capping are equipped in the pin hole and makes pin inward
The pin reset spring of reset；In the lock housing be equipped with when pin is exposed for its bared end insertion pin skid off jack or
Slot；The pin inner end is tapered, and the tapered end of the pin can slide into the cone tank；The pin reset spring
Elasticity rate pearl spring is small；The upper surface of the main hoodle and lock when being inserted into correct key and being slipped to the tapered end of pin in cone tank
Gallbladder is concordant.
Since the hoodle of at least one hoodle component to be set as to main hoodle and anti-technology unlatching hoodle group by being connected
At, it is opened in anti-technology and is provided with cone tank on hoodle, and be equipped with pin, hollow capping in the pin hole and keep pin past
In the pin reset spring that resets, when locking a door state, pin can be ensconced in the pin hole of lock gall, can also be partially exposed to
The pin of lock housing skids off in jack or slot, when criminal is when technology is opened, it is necessary to slightly rotation lock gall, at this moment in lock gall
Pin also and then slightly rotate, at this moment otherwise pin outer end expose be stuck in lock housing pin skid off in jack or slot or
Withstand on pin both ends respectively on the inclined-plane of cone tank and the inner wall of lock housing, it so all can not be after
It is continuous to rotate lock gall to open, so that the purpose that anti-technology is opened is played, therefore the more reasonable structure of the invention, anti-theft performance
It is stronger.
Foregoing invention create anti-theft by force thus there is wide application prospect, but still have can be with for foregoing invention creation
Improved place: being limited to the size of lock gall, and the pin and anti-technology unlatching pinball structure size in foregoing invention creation are small,
It is easily deformed, jackknifing or fractures under strong turn round, cause anti-technology to open hoodle disabler, criminal is it is possible to unlock.
[summary of the invention]
The purpose of the invention is to be to have overcome the deficiencies of the prior art and provide that safer, anti-theft is stronger
The structure-improved of Lock capable of preventing from being opened by master key core.
In order to solve above-mentioned technical problem, the invention is adopted the following technical solutions:
A kind of structure-improved of Lock capable of preventing from being opened by master key core includes lock housing 1, lock gall 2, front hoodle component 3, side hoodle
Component 4 and side bullet pin assemblies 5 are provided with lock gall hole 100 in the lock housing 1, and the lock gall 2 is rotatably arranged on the lock gall
In hole 100, the front hoodle component 3, side hoodle component 4 and side bullet pin assemblies 5 are opposite for controlling the lock gall 2
The lock housing 1 is circumferentially fixed or circumferential free；
The front hoodle component 3 is provided with several groups, and front hoodle component 3 described in one group includes front hoodle 31, puts down
Pearl 32 and the front hoodle spring 33 for pressing flat pearl 32 toward 2 direction of lock gall are provided with flat pearl hole 10, institute in the lock housing 1
It states flat pearl 32 and front hoodle spring 33 is arranged in the flat pearl hole 10, the lock gall 2 offers front hoodle on circumferential surface
Hole 20, the setting of front hoodle 31 is in the positive hoodle hole 20, the front hoodle of at least one group front hoodle component 3
31 are made of main hoodle 311 and the secondary hoodle 312 being connected with main hoodle 311, main bullet after being inserted into correct key
The upper surface of pearl 311 is concordant with the circumferential surface of lock gall 2；
The side hoodle component 4 includes side hoodle 41 for cooperating with the secondary hoodle 312 and by the side
Side hoodle spring 42 of the face hoodle 41 toward 2 internal reset of lock gall, the elasticity rate front hoodle bullet of the side hoodle spring 42
The elastic force of spring 33 is small, and side hoodle hole 21 is provided on the lock gall 2, and the side hoodle 41 is arranged in the side hoodle hole
In 21, it is provided with the first cone tank 3121 on the pair hoodle 312, is provided on the inner wall of the lock gall hole 100 when the side
Face hoodle 41 exposes the first card slot 11 entered when the lock gall 2 is outer for the bared end of side hoodle 41 or card hole, works as insertion
After correct key the side hoodle 41 slide into the first cone tank 3121 of the secondary hoodle 312 and with the first cone tank
3121 aligned fits are without exposing outside the lock gall 2；
The side bullet pin assemblies 5 include strip 51, are offered on the lock gall 2 along the axial direction side of 2 pivot center of lock gall
To the strip slot 22 of extension, the strip 51 is arranged in the strip slot 22, and the side bullet pin assemblies 5 further include for inciting somebody to action
The strip 51 removes strip spring 52 toward 2 internal direction top of lock gall, is provided in the lock gall 2 for cooperate with key, control
Make the strip 51 expose the lock gall 2 it is outer or completely into the strip slot 22 without exposing outside the lock gall 2
Hoodle component 6 is controlled, is provided on the inner wall of the lock gall hole 100 when the strip 51 exposes when the lock gall 2 is outer for institute
The second card slot 12 that the bared end of strip 51 enters is stated, after being inserted into correct key, the control hoodle component 6 controls the card
Item 51 completely into the strip slot 22 without expose outside the lock gall 2；When inserting error key or it is not inserted into key
When, the control hoodle component 6 controls the exposing of strip 51 makes the strip 51 and second card slot outside the lock gall 2
12 cooperations；
The position of the side hoodle hole 21 and strip slot 22 is lived apart two opposite sides of the lock gall 2.
As the preferred embodiment of the invention, it is further defined in that the control hoodle component 6 includes along described
Several control hoodles 61 of the pivot center axial direction arrangement of lock gall 2, control hoodle hole 23, institute are offered on the lock gall 2
It states control hoodle 61 to be arranged in the control hoodle hole 23, be provided in the control hoodle hole 23 for by the control bullet
Pearl 61 pushes up the control hoodle spring 62 gone toward the direction outside lock gall 2, and the control hoodle hole 23 is communicated with the strip slot 22, institute
It states and offers the second cone tank 611 on control side of the hoodle 61 towards the strip slot 22, the control hoodle 61 is backwards to institute
State be provided on the side of strip slot 22 for on the key snakelike tank cooperation protruding pin 612, after being inserted into correct key,
The protruding pin 612 is with after the cooperation of correct key, and several 61 vertical positions of control hoodle rearrange, the strip 51 is in card
Do not expose the strip 51 described with the second cone tanks 611 cooperation on all control hoodles 61 under the action of bar spring 52
Outside lock gall 2；When inserting error key or when being not inserted into key, at least one described control hoodle 61 is in control hoodle spring 62
The second cone tank 611 under effect thereon is staggered with the strip slot 22 makes the exposing of strip 51 outside the lock gall 2 and institute
State the cooperation of the second card slot 12.
As the preferred embodiment of the invention, it is further defined in that on the lock gall 2, the two sides of strip slot 22
The mounting groove 24 being connected to the strip slot 22 is offered, the mounting groove 24 is installed with installation sheet 25, the strip spring 52
It is arranged between the installation sheet 25 and the strip 51.
As the preferred embodiment of the invention, it is further defined in that in the middle part of the installation sheet 25 and is equipped with resigning institute
The opening 251 of strip spring 52 is stated, is arranged in 25 middle part of installation sheet, the opening 251 for positioning the strip spring
52 positioning cams 252, the mounting groove 24 include that holding tank 241 for accommodating the strip spring 52 and setting exist
241 two sides of holding tank installation sheet card slot 242 in communication, the strip spring 52 are arranged in the holding tank 241
And it is located in the opening 251 of the installation sheet 25.
As the preferred embodiment of the invention, it is further defined in that 51 both ends of strip are provided with resigning institute
The resigning breach 511 of strip spring 52 is stated, the strip spring 52 is located in the resigning breach 511.
As the preferred embodiment of the invention, it is further defined in that first cone tank 3121 is provided with two
A or more than two, when being inserted into correct key, only one described first cone tank 3121 is aligned with the side hoodle 41
The upper surface of the main hoodle 311 is concordant with the circumferential surface of the lock gall 2 when cooperation.
As the preferred embodiment of the invention, it is further defined in that on 32 middle part of flat pearl and is provided with annular
Recessing groove 321.
As the preferred embodiment of the invention, it is further defined in that the strip 51 close to 2 pivot center of lock gall
Side it is tapered.
As the preferred embodiment of the invention, it is further defined in that the side hoodle 41 is rotated close to lock gall 2
One end of axis is tapered.Compared with the existing technology, the advantages of the invention are as follows:
When there is criminal to attempt to instigate front hoodle to unlock, strip locks lock gall, and lock gall is not able to rotate；When illegal
When molecule attempts to unlock by slightly rotating lock gall, secondary hoodle plays the role of preventing that this technology is opened: instigateeing front
During hoodle or side hoodle under the effect of secondary hoodle by the inclined-plane of the first cone tank on secondary hoodle or the slot of slot two sides
Shoulder pushes the first card slot or card hole to, and at this moment lock gall is not able to rotate；Side hoodle secondary hoodle effect under be stuck in secondary hoodle and
Between the inner wall of lock gall hole, at this moment front hoodle can not continue to instigate, and lock gall cannot be unlocked.Strip plays anti-strong here
The effect opened is turned on, does not have to be always maintained at the state for blocking lock gall when the insertion of correct key in the invention, plays protection
The effect of intensity when side hoodle and secondary hoodle, reinforcement lock gall lock.The side hoodle hole and the strip slot separation lock
Two opposite sides of gallbladder, it is more preferable to the locking effect effect of lock gall.
[Detailed description of the invention]
Fig. 1 is the main view of the embodiment of the invention；
Fig. 2 is one of the explosive view of embodiment of the invention；
Fig. 3 is the two of the explosive view of the embodiment of the invention；
Fig. 4 is the three-dimensional view of the front hoodle being made of main hoodle and secondary hoodle in the embodiment of the invention；
Fig. 5 is the three-dimensional view of the control hoodle of the embodiment of the invention；
Fig. 6 is one of the structural schematic diagram when embodiment of the invention is inserted into correct key；
Fig. 7 is inserted into second structural representation when correct key for the embodiment of the invention；
Fig. 8 is one of the structural schematic diagram when embodiment of the invention is not inserted into key；
Fig. 9 is not inserted into second structural representation when key for the embodiment of the invention；
Figure 10 is one of the structural schematic diagram that the embodiment of the invention is struck by technology unlatching, front hoodle；
Figure 11 is the second structural representation that the embodiment of the invention is struck by technology unlatching, front hoodle；
Figure 12 is the stereoscopic schematic diagram of the lock gall of the embodiment of the invention.
[specific embodiment]
1 to 12 pair of the invention is further described with reference to the accompanying drawing:
A kind of structure-improved of Lock capable of preventing from being opened by master key core includes lock housing 1, lock gall 2, front hoodle component 3, side hoodle
Component 4 and side bullet pin assemblies 5 are provided with lock gall hole 100 in the lock housing 1, and the lock gall 2 is rotatably arranged on the lock gall
In hole 100, the front hoodle component 3, side hoodle component 4 and side bullet pin assemblies 5 are opposite for controlling the lock gall 2
The lock housing 1 is circumferentially fixed or circumferential free；
The front hoodle component 3 is provided with several groups, and front hoodle component 3 described in one group includes front hoodle 31, puts down
Pearl 32 and the front hoodle spring 33 for pressing flat pearl 32 toward 2 direction of lock gall are provided with flat pearl hole 10, institute in the lock housing 1
It states flat pearl 32 and front hoodle spring 33 is arranged in the flat pearl hole 10, the lock gall 2 offers front hoodle on circumferential surface
Hole 20, the setting of front hoodle 31 is in the positive hoodle hole 20, the front hoodle of at least one group front hoodle component 3
31 are made of main hoodle 311 and the secondary hoodle 312 being connected with main hoodle 311, main bullet after being inserted into correct key
The upper surface of pearl 311 is concordant with the circumferential surface of lock gall 2；
The side hoodle component 4 includes side hoodle 41 for cooperating with the secondary hoodle 312 and by the side
Side hoodle spring 42 of the face hoodle 41 toward 2 internal reset of lock gall, the elasticity rate front hoodle bullet of the side hoodle spring 42
The elastic force of spring 33 is small, and side hoodle hole 21 is provided on the lock gall 2, and the side hoodle 41 is arranged in the side hoodle hole
In 21, it is provided with the first cone tank 3121 on the pair hoodle 312, is provided on the inner wall of the lock gall hole 100 when the side
Face hoodle 41 exposes the first card slot 11 entered when the lock gall 2 is outer for the bared end of side hoodle 41 or card hole, works as insertion
After correct key the side hoodle 41 slide into the first cone tank 3121 of the secondary hoodle 312 and with the first cone tank
3121 aligned fits are without exposing outside the lock gall 2；
The side bullet pin assemblies 5 include strip 51, are offered on the lock gall 2 along the axial direction side of 2 pivot center of lock gall
To the strip slot 22 of extension, the strip 51 is arranged in the strip slot 22, and the side bullet pin assemblies 5 further include for inciting somebody to action
The strip 51 removes strip spring 52 toward 2 internal direction top of lock gall, is provided in the lock gall 2 for cooperate with key, control
Make the strip 51 expose the lock gall 2 it is outer or completely into the strip slot 22 without exposing outside the lock gall 2
Hoodle component 6 is controlled, is provided on the inner wall of the lock gall hole 100 when the strip 51 exposes when the lock gall 2 is outer for institute
The second card slot 12 that the bared end of strip 51 enters is stated, after being inserted into correct key, the control hoodle component 6 controls the card
Item 51 completely into the strip slot 22 without expose outside the lock gall 2；When inserting error key or it is not inserted into key
When, the control hoodle component 6 controls the exposing of strip 51 makes the strip 51 and second card slot outside the lock gall 2
12 cooperations；
The position of the side hoodle hole 21 and strip slot 22 is lived apart two opposite sides of the lock gall 2.
The invention is after being inserted into correct key: 3121 aligned fit of side hoodle 41 and the first cone tank, side bullet
41, pearl are exposed outside lock gall 2, and side hoodle 41 does not cooperate with the first card slot 11 or card hole, the unlimited lockmaking gallbladder of side hoodle 41
The rotational motion of 2 opposite lock housings 1；Meanwhile hoodle component 6 and the cooperation of correct key are controlled so that strip 51 is completely into strip slot
Without exposing outside lock gall 2 in 22, strip 51 does not cooperate with the second card slot 12, the 51 opposite lock housing 1 of unlimited lockmaking gallbladder 2 of strip
Rotational motion.At this point, correctly key cooperates normally to unlock with front hoodle 31.
When the invention is not inserted into key: strip 51 while in the strip slot 22 and the second card slot 12, strip 51
And the latching of lock gall 2 is prevented it from rotating relative to lock housing 1 by flat pearl 32 together.
When there is criminal to attempt to instigate front hoodle 31 to unlock, strip 51 locks lock gall 2, and lock gall 2 is not able to rotate；
When criminal attempts to unlock by slightly rotating lock gall 2, secondary hoodle 312 plays the role of preventing that this technology is opened:
During instigateeing front hoodle 31 or side hoodle 41 secondary hoodle 312 effect under by the first taper on secondary hoodle 312
The inclined-plane of slot 3121 or the slot shoulder of slot two sides push the first card slot 11 or card hole to, and at this moment lock gall 2 is not able to rotate, as shown in Figure 10；
Side hoodle 41 is stuck between secondary hoodle 312 and the inner wall of lock gall hole 100 under the effect of secondary hoodle 312, as shown in figure 11,
At this moment front hoodle 31 can not continue to instigate, and lock gall 2 cannot be unlocked.
Strip 51 plays the role of anti-turn on by force here and opens, always when the invention does not have the insertion of correct key
The state for keeping blocking lock gall 2 plays the role of protecting side hoodle and secondary hoodle, reinforces intensity when lock gall 2 locks.It is described
Side hoodle hole 21 and strip slot 22 are lived apart two opposite sides of the lock gall 2, more preferable to the locking effect effect of lock gall 2.
Preferably: the control hoodle component 6 includes several controls arranged along the pivot center axial direction of the lock gall 2
Hoodle 61 processed offers control hoodle hole 23 on the lock gall 2, and the setting of control hoodle 61 is in the control hoodle hole 23
In, it is provided in the control hoodle hole 23 for the control hoodle 61 to be pushed up the control hoodle gone toward the direction outside lock gall 2
Spring 62, the control hoodle hole 23 are communicated with the strip slot 22, it is described control hoodle 61 towards the strip slot 22 one
Offer the second cone tank 611 on side, the control hoodle 61 is provided on the side of the strip slot 22 to be used for and key
The protruding pin 612 of snakelike tank cooperation on spoon, it is described after be inserted into correct key, after the protruding pin 612 cooperates with correct key
Several 61 vertical positions of control hoodle rearrange, the strip 51 under the action of strip spring 52 with all control hoodles 61
On the second cone tank 611 cooperation do not expose the strip 51 outside the lock gall 2；When inserting error key or it is not inserted into
When key, at least one described control hoodle 61 in the case where control hoodle spring 62 acts on second cone tank 611 thereon with it is described
Strip slot 22, which is staggered, cooperates the exposing of strip 51 outside the lock gall 2 with second card slot 12.
Preferably: on the lock gall 2, the two sides of strip slot 22 offer the mounting groove 24 being connected to the strip slot 22,
The mounting groove 24 is installed with installation sheet 25, and the strip spring 52 is arranged between the installation sheet 25 and the strip 51.
Preferably: the opening 251 for the strip spring 52 of stepping down is equipped in the middle part of the installation sheet 25, in the installation sheet 25
Positioning cams 252 for positioning the strip spring 52 are set in portion, the opening 251, and the mounting groove 24 includes using
In the holding tank 241 for accommodating the strip spring 52 and 241 two sides of holding tank installation sheet card in communication is set
Slot 242, the strip spring 52 are arranged in the holding tank 241 and are located in the opening 251 of the installation sheet 25.
Preferably: 51 both ends of strip are provided with the resigning breach 511 for the strip spring 52 of stepping down, the strip bullet
Spring 52 is located in the resigning breach 511.
Preferably: first cone tank 3121 is provided with two or more, when being inserted into correct key, only one
Upper surface and the lock gall of a first cone tank 3121 with main hoodle 311 described when 41 aligned fit of side hoodle
2 circumferential surface is concordant.As the first cone tank 3121 with coincidence that can correctly unlock only one, other first cone tanks 3121
It is false function trough, for obscuring the feel of criminal.
Preferably: being provided with annular recessing groove 321 on 32 middle part of flat pearl.
In order to preferably cooperate with the first cone tank 3121, the strip 51 is close to the side of 2 pivot center of lock gall in cone
Shape.
In order to preferably cooperate with the second cone tank 611, the side hoodle 41 is in close to one end of 2 pivot center of lock gall
Taper.
Claims (9)
1. a kind of structure-improved of Lock capable of preventing from being opened by master key core, it is characterised in that: include lock housing (1), lock gall (2), front hoodle
Component (3), side hoodle component (4) and side bullet pin assemblies (5) are provided with lock gall hole (100), institute in the lock housing (1)
Lock gall (2) is stated to be rotatably arranged in the lock gall hole (100), the front hoodle component (3), side hoodle component (4) and
Side bullet pin assemblies (5) are circumferentially fixed or circumferential free for controlling the relatively described lock housing (1) of the lock gall (2)；
The front hoodle component (3) is provided with several groups, front hoodle component (3) described in one group include front hoodle (31),
Flat pearl (32) and flat pearl (32) are provided with toward the front hoodle spring (33) of lock gall (2) direction press, on the lock housing (1)
Flat pearl hole (10), the flat pearl (32) and front hoodle spring (33) are arranged in the flat pearl hole (10), and the lock gall (2) exists
It is offered on circumferential surface positive hoodle hole (20), front hoodle (31) setting is in the positive hoodle hole (20), at least
The front hoodle (31) of one group of front hoodle component (3) is by main hoodle (311) and the secondary bullet being connected with main hoodle (311)
Pearl (312) composition, the upper surface of the main hoodle (311) is concordant with the circumferential surface of lock gall (2) after being inserted into correct key；
The side hoodle component (4) includes side hoodle (41) for cooperating with the secondary hoodle (312) and will be described
Side hoodle spring (42) of the side hoodle (41) toward lock gall (2) internal reset, the elasticity rate of the side hoodle spring (42)
The elastic force of front hoodle spring (33) is small, is provided with side hoodle hole (21) on the lock gall (2), and the side hoodle (41) sets
It sets in the side hoodle hole (21), is provided with the first cone tank (3121), the lock gall hole on the pair hoodle (312)
(100) it is provided on inner wall when the side hoodle (41) is exposed when the lock gall (2) is outer for the dew of side hoodle (41)
The first card slot (11) or card hole that outlet enters, the side hoodle (41) slides to the secondary hoodle after being inserted into correct key
(312) in the first cone tank (3121) and with the first cone tank (3121) aligned fit without expose the lock gall (2) outside；
The side bullet pin assemblies (5) include strip (51), and the axis along lock gall (2) pivot center is offered on the lock gall (2)
The strip slot (22) extended to direction, the strip (51) are arranged in the strip slot (22), the side bullet pin assemblies (5)
It further include being provided in the lock gall (2) for going the strip (51) strip spring (52) toward lock gall (2) internal direction top
Expose in the lock gall (2) for cooperate with key, the control strip (51) outside or completely into the strip slot (22)
In without exposing control hoodle component (6) in the lock gall (2) outside, be provided on the inner wall of the lock gall hole (100) and work as institute
It states strip (51) and exposes the second card slot (12) that the bared end when the lock gall (2) is outer for the strip (51) enters, when slotting
After entering correct key, the control hoodle component (6) control the strip (51) completely into the strip slot (22) without
Expose the lock gall (2) outside；When inserting error key or when being not inserted into key, the control hoodle component (6) controls institute
Stating strip (51) exposing cooperates the strip (51) and second card slot (12) outside the lock gall (2)；
Two opposite sides of the position of the side hoodle hole (21) and strip slot (22) the separation lock gall (2).
2. a kind of structure-improved of Lock capable of preventing from being opened by master key core according to claim 1, it is characterised in that: the control hoodle
Component (6) includes several control hoodles (61) arranged along the pivot center axial direction of the lock gall (2), the lock gall (2)
On offer control hoodle hole (23), the control hoodle (61) setting is in the control hoodle hole (23), the control bullet
It is provided in the hole of bead (23) for control hoodle (61) to be pushed up the control hoodle spring gone toward the direction of lock gall (2) outside
(62), the control hoodle hole (23) communicates with the strip slot (22), and the control hoodle (61) is towards the strip slot
(22) it is offered on side the second cone tank (611), control hoodle (61) is on the side of the strip slot (22)
Be provided with for the protruding pin (612) with snakelike tank cooperation on the key, after be inserted into correct key, in the protruding pin (612) and
After correct key cooperation, several control hoodle (61) vertical positions are rearranged, the strip (51) is in strip spring
(52) do not expose the strip (51) in institute with the second cone tank (611) cooperation on all controls hoodle (61) under the action of
State lock gall (2) outside；When inserting error key or when being not inserted into key, at least one described control hoodle (61) is in control hoodle
The second cone tank (611) and the strip slot (22) under spring (62) effect thereon are staggered and expose the strip (51) in institute
Lock gall (2) is stated to cooperate with second card slot (12) outside.
3. a kind of structure-improved of Lock capable of preventing from being opened by master key core according to claim 1, it is characterised in that: the lock gall (2)
Upper, strip slot (22) two sides offer the mounting groove (24) being connected to the strip slot (22), and the mounting groove (24) is fixed
Have installation sheet (25), the strip spring (52) is arranged between the installation sheet (25) and the strip (51).
4. a kind of structure-improved of Lock capable of preventing from being opened by master key core according to claim 3, it is characterised in that: the installation sheet
(25) middle part is equipped with the opening (251) for the strip spring (52) of stepping down, installation sheet (25) middle part, the opening (251)
The middle positioning cams (252) being arranged for positioning the strip spring (52), the mounting groove (24) includes for accommodating
State the holding tank (241) of strip spring (52) and the installation sheet card slot that setting is in communication in the holding tank (241) two sides
(242), the strip spring (52) is arranged in the holding tank (241) and is located at the opening (251) of the installation sheet (25)
In.
5. a kind of structure-improved of Lock capable of preventing from being opened by master key core according to claim 4, it is characterised in that: the strip (51)
Both ends are provided with the resigning breach (511) for the strip spring (52) of stepping down, and the strip spring (52) is located at described step down and lacks
In mouth (511).
6. a kind of structure-improved of Lock capable of preventing from being opened by master key core according to claim 1, it is characterised in that: first taper
Slot (3121) is provided with two or more, when being inserted into correct key, only one described first cone tank (3121) with
The upper surface of the main hoodle (311) is concordant with the circumferential surface of the lock gall (2) when side hoodle (41) aligned fit.
7. a kind of structure-improved of Lock capable of preventing from being opened by master key core according to claim 1, it is characterised in that: the flat pearl (32)
Annular recessing groove (321) are provided on middle part.
8. a kind of structure-improved of Lock capable of preventing from being opened by master key core according to claim 1, it is characterised in that: the strip (51)
Side close to lock gall (2) pivot center is tapered.
9. a kind of structure-improved of Lock capable of preventing from being opened by master key core according to claim 1, it is characterised in that: the side hoodle
(41) tapered close to one end of lock gall (2) pivot center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881904.3U CN208430887U (en) | 2018-06-07 | 2018-06-07 | A kind of structure-improved of Lock capable of preventing from being opened by master key core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881904.3U CN208430887U (en) | 2018-06-07 | 2018-06-07 | A kind of structure-improved of Lock capable of preventing from being opened by master key core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208430887U true CN208430887U (en) | 2019-01-25 |
Family
ID=65100837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820881904.3U Withdrawn - After Issue CN208430887U (en) | 2018-06-07 | 2018-06-07 | A kind of structure-improved of Lock capable of preventing from being opened by master key core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208430887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518134A (en) * | 2018-06-07 | 2018-09-11 | 中山市基信锁芯有限公司 | A kind of structure-improved of Lock capable of preventing from being opened by master key core |
-
2018
- 2018-06-07 CN CN201820881904.3U patent/CN208430887U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518134A (en) * | 2018-06-07 | 2018-09-11 | 中山市基信锁芯有限公司 | A kind of structure-improved of Lock capable of preventing from being opened by master key core |
| CN108518134B (en) * | 2018-06-07 | 2023-11-21 | 中山市基信锁芯有限公司 | Improved structure for preventing technical unlocking of lock cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190125 Effective date of abandoning: 20231121 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190125 Effective date of abandoning: 20231121 |