CN201747141U - Linkage backward and forward unlocking type anti-theft lock - Google Patents
Linkage backward and forward unlocking type anti-theft lock Download PDFInfo
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- CN201747141U CN201747141U CN2010201252064U CN201020125206U CN201747141U CN 201747141 U CN201747141 U CN 201747141U CN 2010201252064 U CN2010201252064 U CN 2010201252064U CN 201020125206 U CN201020125206 U CN 201020125206U CN 201747141 U CN201747141 U CN 201747141U
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- shell fragment
- positive
- alveolus
- bounce
- maximum radial
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Abstract
A linkage backward and forward unlocking type anti-theft lock comprises a lock sleeve, a lock cylinder, a brake lever, a group of back spring plates, a front spring plate and a key, wherein brake teeth of the brake lever are meshed with the back spring plates and the front spring plate; at least one back reverse spring plate is arranged in the back spring plates; a thrust oblique plane of a spring plate tooth socket of the back reverse spring plate is opposite to that of a spring plate tooth socket of the other back forward spring plates; in the back spring plates, the maximum radial dimension of at least one back spring plate is smaller than the diameter of the lock cylinder; the maximum radial dimension of the front spring plate is equal to or smaller than the diameter of the lock cylinder; and the resetting direction of the back reverse spring plate is opposite to the back forward spring plates. After assembling, the minimum space of relative positions of spring plate key holes of each back spring plate is effectively reduced, the technical unlocking operational space is reduced, and the unlocking probability of technical judgment and probe judgment is effectively reduced by using different maximum radial dimensions of the different back forward spring plates, the back reverse spring plate and the front spring plate.
Description
Technical field
The utility model relates to a kind of tapered end, refers to the positive and negative unpacking formula of a kind of interlock anti-theft lock end especially.
Background technology
Coordinated type shell fragment anti-theft lock end comprises normotopia coordinated type and side position coordinated type, its principle is exactly that it comprises lock tube, lock core, brake bar, the first shell fragment, position, back shell fragment, its brake bar by the braking teeth respectively with the first shell fragment, the shell fragment alveolus engagement of position, back shell fragment, when key inserts, pushing inclined-plane by key, earlier a position shell fragment after a group is pressed on the rotation interface of lock core and lock tube, and then key is inserted in continuation forward, with last is that the first shell fragment is pressed on the rotation interface of lock core and lock tube, simultaneously, the process that the first shell fragment presses down has the inclined-plane engagement with braking teeth brake bar the shell fragment alveolus by the first shell fragment, promote brake bar along lock core shaft to, position shell fragment direction displacement backward, at this moment, the disengaging of the dog point of brake bar front end cooperates with lock tube, and the tapered end of this moment promptly is in the state of complete opening.Otherwise, when key withdraws from, at first make the first shell fragment recover latched position by back-moving spring, pass through the back pressure inclined-plane of key then, position, back shell fragment is pressed down by the inclined-plane of shell fragment alveolus, promote brake bar along lock core shaft to, to the displacement of the first shell fragment direction, at this moment, the recovery of the dog point of brake bar front end cooperates with lock tube, simultaneously, the first place braking teeth on the brake bar and the shell fragment alveolus engagement of the first shell fragment, and entering latched position, after key withdrawed from fully, position, back shell fragment recovered latched position by back-moving spring.
Though the theftproof performance of this tapered end is very high,, still may there be the drawback of technical unlocking in this lock;
1, the manipulation space of shell fragment keyhole is bigger.
Between the shell fragment of back position, between back position shell fragment and the first shell fragment, at lock-out state, the minimum spacing of relative position is bigger between each shell fragment keyhole, and this has retained bigger manipulation space to skilled unlocking.
2, the uniformity of the maximum radial dimension of shell fragment causes judging that the probability of unblanking is higher.
Unblank or pop one's head in judge to measure in technical judgement and join during spoon unblanks,, obviously be easy to the not judgement of isometrical shell fragment if judge for the shell fragment of identical maximum radial dimension.
The utility model content
The purpose of this utility model will provide the positive and negative unpacking formula of a kind of interlock anti-theft lock end exactly, the minimum spacing of dwindling relative position between each shell fragment keyhole, the manipulation space of minimizing skilled unlocking; Utilize different shell fragment maximum radial dimension, reduce the probability of unblanking that technical judgement and probe are judged.
By realizing that the technical scheme that the purpose of this utility model adopted is: the utility model is referred to the positive and negative unpacking formula of a kind of interlock anti-theft lock end, it comprises a lock tube, one lock core, one brake bar, one group of shell fragment, one key, this lock core includes the shell fragment slotted eye that one group of axially spaced-apart distributes, one side of shell fragment slotted eye is provided with the spring blind hole, this brake bar includes one group of back position braking teeth and the first braking teeth of distributing along its longitudinal separation, position shell fragment and a first shell fragment after this group of shell fragment includes one group, the back position braking teeth engagement of the shell fragment alveolus of position, back shell fragment and brake bar, the shell fragment alveolus of the first shell fragment and the engagement of the first place of brake bar braking teeth, the notch of the shell fragment alveolus of back position shell fragment towards with the notch of the first shell fragment towards opposite, the shell fragment alveolus of position, back shell fragment is by pushing inclined-plane and baseplane form right angle triangular shape.The position shell fragment is made up of positive shell fragment in position, back and position, back bounce-back sheet after described one group.After one group in the shell fragment of position, be provided with one at least after position bounce-back sheet.The pushing inclined-plane of the shell fragment alveolus of position, back bounce-back sheet is opposite with the pushing bevel direction of the shell fragment alveolus of other positive shell fragment in position, back.The positive shell fragment of described back position bounce-back sheet and position, back is positive and negative each other.In the shell fragment of position, the maximum radial dimension that has position shell fragment after at least is less than lock core diameter after one group.The maximum radial dimension of the first shell fragment is equal to or less than lock core diameter.The back-moving spring of described back position bounce-back sheet is opposite with the direction that resets of the back-moving spring of the positive shell fragment in position, back, the back-moving spring of described back position bounce-back sheet and back just shell fragment back-moving spring the axial direction of corresponding spring blind hole opposite.The shell fragment alveolus of the positive shell fragment of the back position braking teeth of brake bar and position, corresponding back and the shell fragment alveolus engagement of position, back bounce-back sheet.The shell fragment alveolus of the shell fragment alveolus of the first shell fragment, position, back bounce-back sheet is consistent with the degree of depth of the shell fragment alveolus of the positive shell fragment in position, back.The two ends up and down of the positive shell fragment of described back position bounce-back sheet or position, back are arc surface, and the maximum radial dimension of this two arc surface is equal to or less than lock core diameter.The two ends up and down of the positive shell fragment of described back position bounce-back sheet or position, back are the plane, the rectangle that these plane and two sides surrounded, and its diagonal angle maximum radial dimension is equal to or less than lock core diameter.Described the first shell fragment is arc surface in two ends up and down, and this two arc surfaces maximum radial dimension is equal to or less than lock core diameter.Described the first shell fragment is the plane in two ends up and down, the rectangle that these plane and two sides surrounded, and its diagonal angle maximum gauge is equal to or less than lock core diameter.After one group, in the shell fragment of position, have at least the maximum radial dimension of position shell fragment after different with the maximum radial dimension of other position, back shell fragment; Or after one group in the shell fragment of position, the maximum radial dimension of each back position shell fragment has nothing in common with each other; The maximum radial dimension of the first shell fragment is identical or different with the maximum radial dimension of a wherein back shell fragment of position shell fragment after a group.
By technique scheme, on the basis of coordinated type unpacking anti-theft lock end and side position coordinated type anti-theft lock end, will original one group after the positive shell fragment in position be designed to have at least one after the position sheet that rebounds.Has equal height, the high different shell fragment keyhole in its center, carrying out the positive shell fragment of position, back bounce-back sheet and position, back in conjunction with the key tooth flower height installs, the pushing inclined-plane of the shell fragment alveolus of position, back bounce-back sheet is anti-with the pushing inclined-plane one positive of the positive shell fragment alveolus in position, back, the positive shell fragment of back position bounce-back sheet and position, the back direction that resets is opposite, can effectively dwindle the minimum spacing of relative position between each position, back shell fragment shell fragment keyhole, reduce the manipulation space of skilled unlocking; Utilize the different maximum radial dimension of the different positive shell fragments in back position, position, back bounce-back sheet, the first shell fragment, effectively reduce the probability of unblanking that technical judgement and probe are judged.
Description of drawings
Fig. 1 is the semi-open view of the utility model embodiment 1.
Fig. 2 is the A-A sectional view of the utility model embodiment 1 Fig. 1.
Fig. 3 is the complete opening view of the utility model embodiment 1.
Fig. 4 is the vertical view of the lock core of the utility model embodiment 1.
Fig. 5 is the utility model embodiment 1 brake bar front view.
Fig. 6 is the utility model embodiment 1 brake bar vertical view.
Fig. 7 is the utility model embodiment 1 the first shell fragment sectional view.
Fig. 8 is the utility model embodiment 1 the first shell fragment front view.
Fig. 9 is the utility model embodiment 1 back position bounce-back sheet front view.
Figure 10 is the sectional view of the utility model embodiment 1 Fig. 9.
Figure 11 is the positive shell fragment front view in position, the utility model embodiment 1 back.
Figure 12 is the sectional view view of the utility model embodiment 1 Figure 11.
Figure 13 is the semi-open view of the utility model embodiment 2 side position formulas.
Figure 14 is Figure 13 B-B sectional view of the utility model embodiment 2.
Figure 15 is the first shell fragment front view of the utility model embodiment 2 side position formulas.
Figure 16 is the left view of the utility model embodiment 2 Figure 15.
Figure 17 is the positive shell fragment front view in back position of the utility model embodiment 2 side position formulas.
Figure 18 is the left view of the utility model embodiment 2 Figure 17.
Figure 19 is the back position bounce-back sheet front view of the utility model embodiment 2 side position formulas.
Figure 20 is the left view of the utility model embodiment 2 Figure 19.
Figure 21 is the brake bar front view of the utility model embodiment 2 side position formulas.
Figure 22 is the brake bar vertical view of the utility model embodiment 2 side position formulas.
：1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 2021 22 23 24 2528 29 30 3132 33 34 35。
The specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6.Among the utility model embodiment 1, comprise key 1, lock tube 13, lock core 2, brake bar 14, position, back bounce-back sheet 6, the positive shell fragment 5 in position, back, the first shell fragment 7, dividing plate 4.See Fig. 1 and Fig. 2, brake bar 14 and position, back bounce-back sheet 6, the positive shell fragment 5 in position, back, the first shell fragment 7, lock core 2.In the chute of brake bar as for the top of lock core.Two axial notches 3,12 about in the lock tube, it cooperates with the two ends of position, back bounce-back sheet 6, a back positive shell fragment 5, the first shell fragment 7.See Fig. 5, Fig. 6, brake bar 14 is provided with the back position bounce-back sheet braking teeth 10 with 6 engagements of position, back bounce-back sheet, with the positive shell fragment braking in the back position teeth 11 of positive shell fragment 5 engagements in position, back, with the first shell fragment braking teeth 9 of the first shell fragment engagement.The brake bar front end also is provided with the dog point 8 that cooperates with lock tube front end detent recess.The notch of the shell fragment alveolus of back position shell fragment towards with the notch of the first shell fragment towards opposite, the shell fragment alveolus of position, back shell fragment is by pushing inclined-plane and baseplane form right angle triangular shape.The position shell fragment is made up of positive shell fragment in position, back and position, back bounce-back sheet after described one group.After one group in the shell fragment of position, be provided with one at least after position bounce-back sheet.The pushing inclined-plane of the shell fragment alveolus of position, back bounce-back sheet is opposite with the pushing bevel direction of the shell fragment alveolus of other positive shell fragment in position, back.Behind position shell fragment keyhole after key 1 insertion, key tooth flower is symmetry up and down, the pushing inclined-plane of the key tooth flower by the below pushes the positive shell fragment in position, back downwards, make positive shell fragment 5 upper ends, position, back return to opening, the pushing inclined-plane of the tartar by key top will the upwards pushing of position, a back bounce-back sheet simultaneously, makes position, back bounce-back sheet 6 lower ends return to opening.See that Fig. 3 key continues to push ahead, pushing inclined-plane by the key front end makes the first shell fragment when returning to the enable possition, the pushing inclined-plane of the shell fragment alveolus by the first shell fragment 7 forces brake bar 14 displacement backward, make the dog point 8 of brake bar front end withdraw from the detent recess of lock tube, at this moment tapered end is in opening fully.See Fig. 4, the back-moving spring of described back position bounce-back sheet is opposite with the direction that resets of the back-moving spring of the positive shell fragment in position, back, the corresponding spring blind hole 19 of back-moving spring institute of described back position bounce-back sheet with after just shell fragment back-moving spring the axial direction of corresponding spring blind hole 18 opposite.
With reference to Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12.Among the utility model embodiment 1, what Fig. 7, Fig. 8 described is the structure of the first shell fragment, and its two ends are designed to arc surface 22.This two arc surfaces maximum radial dimension is equal to or less than lock core diameter.What Fig. 9, Figure 10 described is position, back bounce-back sheet 6, and the two ends up and down of position, back bounce-back sheet are plane 20, or positive shell fragment two ends, position, back are the plane, the rectangle that these plane and two sides surrounded, and its diagonal angle maximum radial dimension is equal to or less than lock core diameter.What Figure 11, Figure 12 described is the positive shell fragment 5 in position, back, two ends are arc surface, or position, back bounce-back sheet two ends are arc surface, this two arc surfaces maximum radial dimension is equal to or less than lock core diameter, in the shell fragment of position, the two arc surface maximum radial dimension that have position shell fragment after at least are less than lock core diameter after one group.After one group, in the shell fragment of position, have at least the maximum radial dimension of position shell fragment after different with the maximum radial dimension of other position, back shell fragment; Or after one group in the shell fragment of position, the maximum radial dimension of each back position shell fragment has nothing in common with each other; The first shell fragment maximum radial dimension is identical or different with the maximum radial dimension of a wherein back shell fragment of position shell fragment after a group.
With reference to Figure 13, Figure 14, Figure 21, Figure 22.This is the semi-open view of the side position formula of the utility model embodiment 2.Lock core vertical symmetry plane 34 is vertical with lock core horizontal symmetrical face 35.The accurate plane of symmetry of the brake bar 25 of side position formula and lock core horizontal symmetrical face 35 are the same plane of symmetry, or are parallel to lock core horizontal symmetrical face 35.The notch of the shell fragment alveolus of back position shell fragment towards with the notch of the first shell fragment towards opposite, the shell fragment alveolus of position, back shell fragment is by pushing inclined-plane and baseplane form right angle triangular shape.The position shell fragment is made up of positive shell fragment in position, back and position, back bounce-back sheet after described one group.After one group in the shell fragment of position, be provided with one at least after position bounce-back sheet.The pushing inclined-plane of the shell fragment alveolus of position, back bounce-back sheet is opposite with the pushing bevel direction of the shell fragment alveolus of other positive shell fragment in position, back.Behind position shell fragment keyhole after the key insertion, key tooth flower is symmetry up and down, the pushing inclined-plane of the key tooth flower by the below pushes the positive shell fragment in position, back downwards, make positive shell fragment upper end, position, back return to opening, the pushing inclined-plane of the tartar by key top will the upwards pushing of position, a back bounce-back sheet simultaneously, makes position, a back bounce-back sheet lower end return to opening.Key continues to push ahead, pushing inclined-plane by the key front end makes the first shell fragment when returning to the enable possition, the pushing inclined-plane of the shell fragment alveolus by the first shell fragment forces brake bar 25 displacement backward of side position formula, make the dog point of the brake bar front end of side position formula withdraw from the detent recess of lock tube, at this moment tapered end is in opening fully.Referring to Figure 21, Figure 22, the braking teeth 26 of the back position bounce-back sheet of the brake bar of side position formula and position, back bounce-back sheet middle part shell fragment alveolus mesh, the braking teeth 27 of the positive shell fragment in back position of the brake bar of side position formula and a back positive shell fragment middle part shell fragment alveolus engagement.The shell fragment alveolus engagement at the braking teeth of the first shell fragment of the brake bar of side position formula and the first shell fragment middle part.The back-moving spring of described back position bounce-back sheet is opposite with the direction that resets of the back-moving spring of the positive shell fragment in position, back, the corresponding spring blind hole 19 of back-moving spring institute of described back position bounce-back sheet with after just shell fragment back-moving spring the axial direction of corresponding spring blind hole 18 opposite.
With reference to Figure 15, Figure 16, Figure 17, Figure 18, Figure 19, Figure 20.
Among the utility model embodiment 2, the back position shell fragment of one group of side position formula includes the back position bounce-back sheet of side position formula and the positive shell fragment in back position of side position formula.What Figure 15, Figure 16 described is the structure of the first shell fragment 28 of side position formula, and its two ends are designed to arc surface.The shell fragment alveolus 29 of the first shell fragment of side position formula is the isoceles triangle shape.This two arc surfaces maximum radial dimension is equal to or less than lock core diameter.What Figure 17, Figure 18 described is the positive shell fragment 30 in back position of side position formula, and the two ends up and down of the positive shell fragment in back position of side position formula are arc surface, or the back position bounce-back sheet two ends of side position formula are arc surface, and this two arc surfaces maximum radial dimension is equal to or less than lock core diameter.What Figure 19, Figure 20 described is the back position bounce-back sheet 32 of side position formula, and two ends are the plane, or positive shell fragment two ends, position, back are the plane, the rectangle that these plane and two sides surrounded, and its diagonal angle maximum radial dimension is equal to or less than lock core diameter.In the shell fragment of the back position of one group of side position formula, the two arc surface maximum radial dimension that have position shell fragment after at least are less than lock core diameter.After one group, in the shell fragment of position, have at least the maximum radial dimension of position shell fragment after different with the maximum radial dimension of other position, back shell fragment; Or after one group in the shell fragment of position, the maximum radial dimension of each back position shell fragment has nothing in common with each other; The first shell fragment maximum radial dimension is identical or different with the maximum radial dimension of a wherein back shell fragment of position shell fragment after a group.The pushing inclined-plane 31 of the shell fragment alveolus of the positive shell fragment in back position of side position formula is opposite with pushing inclined-plane 33 directions of the shell fragment alveolus of the back position bounce-back sheet of side position formula.
Claims (9)
- One kind the interlock positive and negative unpacking formula anti-theft lock end, comprise a lock tube, one lock core, one brake bar, one group of shell fragment, one key, this lock core includes the shell fragment slotted eye that one group of axially spaced-apart distributes, one side of shell fragment slotted eye is provided with the spring blind hole, this brake bar includes one group of back position braking teeth and the first braking teeth of distributing along its longitudinal separation, position shell fragment and a first shell fragment after this group of shell fragment includes one group, the back position braking teeth engagement of the shell fragment alveolus of position, back shell fragment and brake bar, the shell fragment alveolus of the first shell fragment and the engagement of the first place of brake bar braking teeth, the notch of the shell fragment alveolus of back position shell fragment towards with the notch of the first shell fragment towards opposite, the shell fragment alveolus of position, back shell fragment is by pushing inclined-plane and baseplane form right angle triangular shape, it is characterized in that: the position shell fragment is made up of positive shell fragment in position, back and position, back bounce-back sheet after described one group, after one group the position shell fragment in, at least bounce-back sheet in position after being provided with, the pushing inclined-plane of the shell fragment alveolus of position, back bounce-back sheet is opposite with the pushing bevel direction of the shell fragment alveolus of other positive shell fragment in position, back; In the shell fragment of position, the maximum radial dimension that has position shell fragment after at least is less than lock core diameter after one group; The maximum radial dimension of the first shell fragment is equal to or less than lock core diameter; The back-moving spring of described back position bounce-back sheet is opposite with the direction that resets of the back-moving spring of the positive shell fragment in position, back.
- 2. the positive and negative unpacking formula of interlock as claimed in claim 1 anti-theft lock end is characterized in that: the back-moving spring of described back position bounce-back sheet and position, back just shell fragment back-moving spring the axial direction of corresponding spring blind hole opposite.
- 3. the positive and negative unpacking formula of interlock as claimed in claim 1 anti-theft lock end is characterized in that: the shell fragment alveolus of the positive shell fragment of the back position braking teeth of brake bar and position, corresponding back and the shell fragment alveolus engagement of position, back bounce-back sheet.
- 4. the positive and negative unpacking formula of interlock as claimed in claim 1 anti-theft lock end is characterized in that: the shell fragment alveolus of the shell fragment alveolus of the first shell fragment, position, back bounce-back sheet is consistent with the degree of depth of the shell fragment alveolus of the positive shell fragment in position, back.
- 5. the positive and negative unpacking formula of interlock as claimed in claim 1 anti-theft lock end is characterized in that: the two ends up and down of the positive shell fragment of described back position bounce-back sheet or position, back are arc surface, and the maximum radial dimension of this two arc surface is equal to or less than lock core diameter.
- 6. the positive and negative unpacking formula of interlock as claimed in claim 1 anti-theft lock end, it is characterized in that: the two ends up and down of the positive shell fragment of described back position bounce-back sheet or position, back are the plane, the rectangle that these plane and two sides surrounded, its diagonal angle maximum radial dimension is equal to or less than lock core diameter.
- 7. the positive and negative unpacking formula of interlock as claimed in claim 1 anti-theft lock end is characterized in that: described the first shell fragment is arc surface in two ends up and down, and this two arc surfaces maximum radial dimension is equal to or less than lock core diameter.
- 8. the positive and negative unpacking formula of interlock as claimed in claim 1 anti-theft lock end is characterized in that: described the first shell fragment is the plane in two ends up and down, the rectangle that these plane and two sides surrounded, and its diagonal angle maximum gauge is equal to or less than lock core diameter.
- 9. the positive and negative unpacking formula of interlock as claimed in claim 1 anti-theft lock end is characterized in that: in the shell fragment of position, have at least the maximum radial dimension of position shell fragment after different with the maximum radial dimension of other position, back shell fragment after one group; Or after one group in the shell fragment of position, the maximum radial dimension of each back position shell fragment has nothing in common with each other; The maximum radial dimension of the first shell fragment is identical or different with the maximum radial dimension of a wherein back shell fragment of position shell fragment after a group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201252064U CN201747141U (en) | 2010-03-08 | 2010-03-08 | Linkage backward and forward unlocking type anti-theft lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201252064U CN201747141U (en) | 2010-03-08 | 2010-03-08 | Linkage backward and forward unlocking type anti-theft lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201747141U true CN201747141U (en) | 2011-02-16 |
Family
ID=43581822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201252064U Expired - Fee Related CN201747141U (en) | 2010-03-08 | 2010-03-08 | Linkage backward and forward unlocking type anti-theft lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201747141U (en) |
-
2010
- 2010-03-08 CN CN2010201252064U patent/CN201747141U/en not_active Expired - Fee Related
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| DD01 | Delivery of document by public notice |
Addressee: Yu Jiquan Document name: Notification to Go Through Formalities of Registration |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |