CN110552552B - Integrated lock cylinder structure - Google Patents
Integrated lock cylinder structure Download PDFInfo
- Publication number
- CN110552552B CN110552552B CN201910939512.7A CN201910939512A CN110552552B CN 110552552 B CN110552552 B CN 110552552B CN 201910939512 A CN201910939512 A CN 201910939512A CN 110552552 B CN110552552 B CN 110552552B
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- Prior art keywords
- lock
- hole
- groove
- key
- locking
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Links
- 230000000670 limiting effect Effects 0.000 claims description 13
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000004308 accommodation Effects 0.000 description 3
- 230000013011 mating Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/14—Tumblers
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
- E05B17/2084—Means to prevent forced opening by attack, tampering or jimmying
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0017—Key profiles
- E05B19/0041—Key profiles characterized by the cross-section of the key blade in a plane perpendicular to the longitudinal axis of the key
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
- E05B29/0053—Cylinder locks and other locks with plate tumblers which are set by pushing the key in with increased picking resistance
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses an integrated lock cylinder structure, which comprises a lock shell, wherein a lock liner is rotatably arranged in the lock shell, a key hole for a key to be inserted is formed in the lock liner, the lock shell is divided into a front lock shell and a rear lock shell, an opening groove is formed between the front lock shell and the rear lock shell, a poking and dragging part is arranged in the opening groove, a first through hole is formed in the poking and dragging part, a second through hole and a third through hole are respectively and correspondingly formed in the front lock shell and the rear lock shell, the lock liner sequentially penetrates through the second through hole, the first through hole and the third through hole to enable the lock liner to rotate relative to the lock shell, a first containing groove communicated with the key hole is formed in the front face of the lock liner, a matching component matched with a tooth of the key is arranged in the second containing groove, and the key drives the poking and dragging part to rotate through a main lock pin to realize locking or unlocking.
Description
[ field of technology ]
The invention relates to a lockset, in particular to an integrated lock cylinder structure.
[ background Art ]
The structure of the existing lock core is divided into a front lock shell and a rear lock shell, lock liners are arranged in each lock shell, a correct key can be inserted into one lock liner to rotate the lock liner to be pulled in linkage for unlocking, and thus two lock liners are required to be locked, and a matched locking assembly is required to be arranged in each lock shell. This has the following drawbacks:
1. the front lock shell and the rear lock shell are provided with the lock liner and parts, so that more parts are required to be assembled for the lock cylinder structure, and the processing cost is increased; it also requires the assembly of mating locking assemblies within each lock housing, increasing the assembly time for workers and thus reducing the efficiency of assembly.
2. Only a single matched locking component locks the lock liner, so that the lock cylinder structure is easy to be opened by technology and has poor anti-theft performance.
[ invention ]
In order to solve the problems, the invention provides an integrated lock cylinder structure which has the advantages of simple structure, easy assembly and high safety coefficient.
In order to achieve the above purpose, the invention provides the following technical scheme:
the integrated lock cylinder structure comprises a lock shell, wherein a lock liner is rotatably arranged in the lock shell, a key hole for a key to be inserted is formed in the lock liner, the lock shell is divided into a front lock shell and a rear lock shell, an opening groove is formed between the front lock shell and the rear lock shell, a poking and dragging part is arranged in the opening groove, a first through hole is formed in the poking and dragging part, a second through hole and a third through hole are respectively arranged in the front lock shell and the rear lock shell in a one-to-one correspondence manner, the lock liner is matched with the first through hole, the second through hole and the third through hole, the lock liner sequentially penetrates through the second through hole, the first through hole and the third through hole to enable the lock liner to rotate relative to the lock shell, a first accommodating groove communicated with the key hole is formed in the front surface of the lock liner, a main lock assembly driving the poking and dragging part to be in the first accommodating groove is arranged on the lock liner, the side of the lock liner is respectively provided with a second containing groove communicated with the key hole and the first containing groove, a matching component matched with the tooth of the key is arranged in the second containing groove, the main locking pin component comprises a main locking pin and a first spring, the main locking pin is provided with a first clamping part, the downward side of the first clamping part is extended to be provided with a matching part, the inner wall of the second through hole is provided with a first bevel groove extending along the axis direction of the first clamping part, the inner wall of the third through hole is provided with a second bevel groove extending along the axis direction of the second bevel groove and aligned with the first bevel groove, when the lock is locked, one side of the first spring acts on the first clamping part to be clamped into the first bevel groove, the other side of the first spring acts on the first clamping part to be clamped into the second bevel groove, and when the lock is unlocked, the first clamping part is separated from the first bevel slot, and is completely retracted into the first accommodating slot after being separated from the second bevel slot, so that the matching part is matched with the matching component for unlocking.
As a preferred embodiment, further defined as: the upper part of the first clamping part is provided with a linkage part fixedly connected with the first clamping part, and the inner wall of the first through hole is provided with a notch groove for the linkage part to be embedded in so as to drive the pulling and dragging linkage when the lock liner rotates.
As a preferred embodiment, further defined as: limiting grooves along the depth direction of the two groove walls of the first accommodating groove are formed, the matching part transversely penetrates through the limiting pins, and two ends of each limiting pin are respectively clamped in the two limiting grooves in a one-to-one correspondence mode.
As a preferred embodiment, further defined as: the matching component comprises a plurality of blade groups, each blade group comprises a plurality of blades, the blades are provided with protruding blocks with parts extending into the first accommodating grooves, gaps are formed in two sides of each protruding block, when a key is inserted, teeth of the key drive the blades to transversely move so that the protruding blocks are longitudinally aligned to form a protruding strip and the two gaps are longitudinally aligned to form two yielding gap grooves in one-to-one correspondence, when the key drives the lock liner to rotate, the matching parts are matched with the protruding strips, the matching parts are matched with the yielding gap grooves, and the matching component further comprises a second spring, and after the key is pulled out, the second spring acts on the blades in each blade group to be mutually staggered.
As a preferred embodiment, further defined as: the number of the page assemblies is equal to that of the second accommodating grooves, each page assembly comprises three pages which are overlapped with each other, one end of the second spring acts on one outside page, and the other end acts on the other outside page.
As a preferred embodiment, further defined as: the lock comprises a lock body, a first containing groove, a second containing groove, a key hole, a second locking pin assembly and a third spring, wherein the first containing groove is arranged on the outer peripheral surface of the lock body, the second containing groove is communicated with the key hole, the third containing groove is arranged on the outer peripheral surface of the lock body, the second locking pin assembly is arranged in the third containing groove, the second locking pin assembly comprises a second locking pin and a third spring which drives the second locking pin to reset, and a clamping mechanism which is used for locking or unlocking the lock body relative to the rear lock shell is arranged between the second locking pin and the rear lock shell.
As a preferred embodiment, further defined as: the locking mechanism comprises a clamping protrusion arranged on the outer side of the auxiliary locking pin and an extending block arranged on the inner side of the auxiliary locking pin and extending into the key hole, a sliding groove which extends along the axis direction of the third through hole and is matched with the clamping protrusion is arranged on the inner wall of the third through hole, an arc-shaped groove which extends around the axis of the third through hole and is matched with the clamping protrusion is arranged on the inner wall of the third through hole, the sliding groove is staggered with the arc-shaped groove, when the locking mechanism is in a locking state, a part of the clamping protrusion is clamped into the sliding groove, when the key is inserted, the inserting end of the key is abutted against the extending block and drives the locking liner to rotate and unlock relative to the lock shell from the sliding groove to the intersection of the sliding groove and the arc-shaped groove, and after the key is pulled out in the locking state, the third spring drives the clamping protrusion to slide into the sliding groove from the intersection of the sliding groove and the arc-shaped groove to enable the locking liner to lock relative to the lock shell.
As a preferred embodiment, further defined as: the locking mechanism comprises a second locking part, a notch and an extending block, wherein the second locking part is arranged on the auxiliary locking pin and extends out of the third accommodating groove, the notch is arranged on the second locking part, the extending block is arranged on the inner side of the auxiliary locking pin and extends into the key hole, an arc-shaped protruding strip which extends around the axis direction of the third through hole and is matched with the notch is arranged on the inner wall of the third through hole, an abdication notch is arranged on the arc-shaped protruding strip, when a key is inserted, the front end of the key is abutted against the extending block and drives the notch to move to the abdication notch to enable the lock liner to rotate and unlock relative to the lock shell, and after the key is pulled out of the lock liner in a locking position, the third spring drives the auxiliary locking pin to reset, so that the second locking part is blocked at the abdication notch to lock relative to the lock shell.
The beneficial effects of the invention are:
1. the lock core is an integrated lock core structure formed by penetrating the front lock shell and the rear lock shell, the key drives the shifting and dragging rotation through controlling the main lock pin component by the matching component, so that the lock core is locked or unlocked, and the lock core is simple in structure, small in size, low in manufacturing cost, easy to assemble and high in safety coefficient.
2. When the lock liner is in a locking state, one side of the first clamping part is clamped into the first bevel slot, and the other side of the first clamping part is clamped into the second bevel slot.
[ description of the drawings ]
FIG. 1 is a schematic view of the structure created by the present invention;
FIG. 2 is one of the exploded views created by the present invention;
FIG. 3 is a second exploded view of the present invention;
FIG. 4 is a front view of the invention;
FIG. 5 is a cross-sectional view at A-A of FIG. 4;
FIG. 6 is a cross-sectional view at B-B of FIG. 4;
FIG. 7 is a side view of the present invention;
FIG. 8 is a cross-sectional view at C-C of FIG. 7;
FIG. 9 is a cross-sectional view at D-D of FIG. 7;
FIG. 10 is a schematic view of the inventive mating assembly;
FIG. 11 is a cross-sectional view of the inventive lock housing;
fig. 12 is a structural view of another embodiment of the engagement structure of the present invention.
Fig. 13 is an enlarged view at E created by the present invention.
[ detailed description ] of the invention
The invention is described in further detail below with reference to the attached drawings and detailed description:
as shown in fig. 1-13, the integrated lock cylinder structure comprises a lock shell 11, a lock liner 12 is rotatably arranged in the lock shell 11, a key hole 14 for inserting a key 13 is arranged on the lock liner 12, the lock shell 11 is divided into a front lock shell 111 and a rear lock shell 112, an opening groove 15 is arranged between the front lock shell 111 and the rear lock shell 112, a poking and dragging 16 is arranged in the opening groove 15, the poking and dragging 16 is provided with a first through hole 161, the front lock shell 111 and the rear lock shell 112 are respectively provided with a second through hole 113 and a third through hole 114 in a one-to-one correspondence, the lock liner 12 is matched with the first through hole 161, the second through hole 113 and the third through hole 114, the lock liner 12 sequentially penetrates through the second through hole 113, the first through hole 161 and the third through hole 114 to enable the lock liner 12 to rotate relative to the lock shell 11, the integrated lock cylinder structure is characterized in that a first containing groove 121 communicated with the key liner 14 is arranged on the front surface of the lock liner 12, the lock container 12 is provided with a main locking pin assembly 2 which drives the pulling and pulling 16 to be linked and is accommodated in the first accommodating groove 121, the side surface of the lock container 12 is respectively provided with a second accommodating groove 122 which is communicated with the key hole 14 and the first accommodating groove 121, the second accommodating groove 122 is internally provided with a matching assembly 3 which is matched with the tooth flower of the key 13, the main locking pin assembly 2 comprises a main locking pin 21 and a first spring 22, the main locking pin 21 is provided with a first clamping part 212, the downward side of the first clamping part 212 is provided with a matching part 213 in an extending way, the inner wall of the second through hole 113 is provided with a first bevel groove 115 which is extended along the axial direction of the first bevel groove 115, the inner wall of the third through hole 114 is provided with a second bevel groove 116 which is extended along the axial direction of the second bevel groove 116 and is aligned with the first bevel groove 115, when the locking is performed, one side of the first engaging portion 212 is engaged with the first bevel slot 115, the other side of the first engaging portion 212 is engaged with the second bevel slot 116, when the locking is performed, the first engaging portion 212 is disengaged from the first bevel slot 115, the first engaging portion 212 is disengaged from the second bevel slot 116 and is completely retracted into the first accommodating slot 121, the matching portion 213 is matched with the matching component 3 for unlocking, a linkage portion 211 fixedly connected with the first engaging portion 212 is arranged above the first engaging portion 212, and a notch slot 162 in which the linkage portion 211 is embedded is arranged on the inner wall of the first through hole 161, so that the pulling member 16 is driven when the locking liner 12 rotates. The lock core is an integrated lock core structure formed by penetrating the front lock shell and the rear lock shell, the first clamping part of the main locking pin moves downwards to be separated from the groove by utilizing the limiting action of the inclined surface of the first inclined groove and the inclined surface of the second inclined groove, and the first clamping part is taken in the first accommodating groove to enable the matching part of the main locking pin to be matched with the matching component, so that unlocking is completed.
Furthermore, when the lock liner is in a locking state, one side of the first clamping part is clamped into the first bevel slot, and the other side of the first clamping part is clamped into the second bevel slot, so that the lock liner is always locked relative to the lock shell in the locking state, so that the lock liner cannot idle, and the safety performance of the lock cylinder is further enhanced.
In the invention, the two groove walls of the first accommodating groove 121 are provided with the limiting grooves 125 along the depth direction thereof, the matching portion 213 is transversely penetrated with the limiting pins 124, and the two ends of the limiting pins 124 are respectively and correspondingly blocked in the two limiting grooves 125, which can prevent the illegal molecules from picking up the lock container.
In the invention, the matching component 3 comprises a plurality of sheet groups 31, each sheet group 31 comprises a plurality of sheets, each sheet is provided with a protruding block 312 which partially extends into the first accommodating groove 121, both sides of each protruding block 312 are provided with notches 313, when the key 13 is inserted, the teeth of the key 13 drive the sheets to transversely move so that the protruding blocks 312 are longitudinally aligned and arranged into a protruding strip 314, and the two notches 313 are longitudinally aligned and arranged into two yielding notch grooves 315 in a one-to-one correspondence manner, the protruding strip and the two yielding notch grooves form a strip-shaped protruding shape, the matching part is concave-concave shape, when the key 13 drives the lock cylinder 12 to rotate, the matching part 213 is matched with the protruding strip 314, and the yielding notch grooves 315 are matched in a concave-convex mode, and the matching component 3 also comprises a second spring 32, and after the key 13 is pulled out, the second spring 32 mutually staggers the sheets 31 in each group. The number of the leaf sets 31 is equal to the number of the second accommodating grooves 122, each leaf set 31 includes three overlapped leaves, and one end of the second spring 32 acts on one outer side of the leaf, and the other end acts on the other outer side of the leaf. In the invention, the safety performance of the lock core structure is further improved, and the key code quantity of the key is increased.
In the invention, the two sides of the first accommodation groove 121 on the outer peripheral surface of the lock cylinder 12 are provided with a third accommodation groove 123 communicated with the key hole 14, the third accommodation groove 123 is provided with a secondary locking pin assembly 4, the secondary locking pin assembly 4 comprises a secondary locking pin 41 and a third spring 42 driving the secondary locking pin 41 to reset, and a clamping mechanism for locking or unlocking the lock cylinder 12 relative to the rear lock cylinder 112 is arranged between the secondary locking pin 41 and the rear lock cylinder 112.
The engagement mechanism has two embodiments as follows:
embodiment one: the locking mechanism comprises a locking protrusion 411 disposed outside the auxiliary locking pin 41 and an extending block 412 disposed inside the auxiliary locking pin 41 and extending into the key hole 14, a sliding groove 1141 extending along the axial direction of the third through hole 114 and adapted to the locking protrusion 411 is disposed on the inner wall of the third through hole 114, an arc-shaped groove 1142 extending around the axial direction of the third through hole 114 and adapted to the locking protrusion 411 is disposed on the inner wall of the third through hole 114, the sliding groove 1141 is staggered with the arc-shaped groove 1142, when the key 13 is inserted, a part of the locking protrusion 411 is locked into the sliding groove 1141, when the key 13 is inserted, the insertion end of the key 13 abuts against the extending block 412 and drives the sliding groove 1141 to move to the intersection of the sliding groove 1141 and the arc-shaped groove 1142, so that the lock 12 rotates relative to the lock shell 11, and when the key 13 is in the locked state, the third spring 42 drives the sliding groove 1141 to slide into the sliding groove 1141 relative to the sliding groove 1141.
Embodiment two: the locking mechanism comprises a second locking portion 413 arranged on the auxiliary locking pin 41 and extending out of the third accommodating groove 123, a notch 414 arranged on the second locking portion 413, and an extending block 412 arranged on the inner side of the auxiliary locking pin 41 and extending into the key hole 14, an arc-shaped protruding strip 1143 extending around the axis direction of the third through hole 114 and matched with the notch 414 is arranged on the inner wall of the third through hole 114, a yielding notch 1144 is arranged on the arc-shaped protruding strip 1143, when the key 13 is inserted, the front end of the key 13 abuts against the extending block 412 and drives the notch 414 to move to the yielding notch 1144 to enable the lock cylinder 12 to rotate and unlock relative to the lock shell 11, and after the lock cylinder 12 is pulled out of the lock cylinder 12 in a locking position, the third spring 42 drives the auxiliary locking pin 41 to reset so that the second locking portion is blocked at the yielding notch 1144 to enable the lock cylinder 12 to lock relative to the lock cylinder 11.
Working principle: when the key is inserted into the key hole, the teeth on the key can drive each leaf of the leaf group to transversely move so that the notches on each leaf are mutually aligned and then the relief notch grooves and the raised blocks on each leaf are mutually aligned and then the raised strips are longitudinally arranged, so that simultaneously, the front end of the key inserted into the key hole is abutted and pushed to move the protruding blocks so as to drive the clamping protrusions on the auxiliary locking pins to move from the sliding grooves to the intersection of the sliding grooves and the arc grooves, at the moment, the key can be operated to drive the lock cylinder to rotate, and in the process of rotating the lock cylinder, the linkage part of the main locking pins is always linked with the poking and dragging, so that simultaneously, the first clamping part of the main locking pins is separated from the bevel notch grooves and then fully retracted into the first accommodating grooves and matched with the relief notch grooves or/and the raised strips, and simultaneously, the clamping protrusions can slide into the arc grooves from the intersection of the sliding grooves.
When the key drives the lock liner to rotate to a locking position, after the key is pulled out, the third spring action auxiliary locking pin resets to enable the clamping protrusion to slide back into the sliding groove from the intersection of the sliding groove and the arc-shaped groove, so that the first spring action matching part of the main locking pin is separated from the yielding notch groove or/and the protruding strip after being matched, one side of the first clamping part is clamped into the first bevel groove, the other side of the first clamping part is clamped into the second bevel groove, and at the same time, the second spring action is staggered in a resetting manner, so that the locking can be realized.
Claims (4)
1. The integrated lock cylinder structure comprises a lock shell (11), a lock liner (12) is rotationally arranged in the lock shell (11), a key hole (14) for a key (13) to be inserted is formed in the lock liner (12), the lock shell (11) is divided into a front lock shell (111) and a rear lock shell (112), an open groove (15) is formed between the front lock shell (111) and the rear lock shell (112), a poking and dragging (16) is arranged in the open groove (15), a first through hole (161) is formed in the poking and dragging (16), a second through hole (113) and a third through hole (114) are respectively and correspondingly formed in the front lock shell (111) and the rear lock shell (112), the lock liner (12) is matched with the first through hole (161), the second through hole (113) and the third through hole (114), the lock liner (12) sequentially penetrates through the second through hole (113), the first through hole (161) and the third through hole (114) to enable the lock liner (12) to be provided with a first through hole (12) to be in a linkage mode that the lock liner (12) is correspondingly provided with a first through hole (121) and a first through hole (12) to be in a linkage groove (121) which is arranged on the lock liner (12), a second accommodating groove (122) communicated with the key hole (14) and the first accommodating groove (121) is respectively arranged on the side surface of the lock liner (12), a matching component (3) matched with the tooth flower of the key (13) is arranged in the second accommodating groove (122), the main locking pin component (2) comprises a main locking pin (21) and a first spring (22), the main locking pin (21) is provided with a first clamping part (212), a matching part (213) is arranged on the downward side of the first clamping part (212) in an extending manner, a first inclined opening groove (115) extending along the axial direction of the first clamping part is arranged on the inner wall of the second through hole (113), a second inclined opening groove (116) extending along the axial direction of the second through hole (114) and aligned with the first inclined opening groove (115) is arranged on the inner wall of the third through hole (114), when the lock is locked, one side of the first spring (22) acts on the first clamping part (212) to be clamped into the first inclined opening groove (115), the other side of the first spring (22) acts on the first inclined opening groove (115), and when the first inclined opening (116) is unlocked, the first clamping part (212) is completely retracted into the first accommodating groove (121) after being separated from the clamping of the second bevel groove (116), so that the matching part (213) is matched and unlocked with the matching component (3);
a linkage part (211) fixedly connected with the first clamping part (212) is arranged above the first clamping part (212), and a notch groove (162) for embedding the linkage part (211) is arranged on the inner wall of the first through hole (161) so as to drive the poking and dragging (16) to be linked when the lock liner (12) rotates;
limiting grooves (125) along the depth direction of the two groove walls of the first accommodating groove (121) are formed in the two groove walls, limiting pins (124) transversely penetrate through the matching parts (213), and two ends of the limiting pins (124) are respectively clamped in the two limiting grooves (125) in a one-to-one correspondence mode;
the matching component (3) comprises a plurality of sheet groups (31), each sheet group (31) comprises a plurality of sheets, each sheet is provided with a protruding block (312) which partially stretches into the first accommodating groove (121), both sides of each protruding block (312) are provided with notches (313), when the key (13) is inserted, the teeth of the key (13) drive the sheets to transversely move so that the protruding blocks (312) are longitudinally aligned to form a protruding strip (314) and the two notches (313) are longitudinally aligned to form two yielding notch grooves (315) in a one-to-one correspondence, when the key (13) drives the lock cylinder (12) to rotate, the matching parts (213) are matched with the protruding strips (314), the matching parts (213) are matched with the yielding notch grooves (314), the matching component (3) also comprises a second spring (32), and when the key (13) is pulled out, the second spring (32) is used for mutually staggering the sheets (31) of each sheet group;
the two sides of the first accommodating groove (121) on the outer peripheral surface of the lock liner (12) are provided with third accommodating grooves (123) communicated with the key holes (14), the third accommodating grooves (123) are internally provided with auxiliary locking pin assemblies (4), the auxiliary locking pin assemblies (4) comprise auxiliary locking pins (41) and third springs (42) for driving the auxiliary locking pins (41) to reset, and a clamping mechanism for locking or unlocking the lock liner (12) relative to the rear lock casing (112) is arranged between the auxiliary locking pins (41) and the rear lock casing (112).
2. The integrated lock cylinder structure according to claim 1, wherein the number of the leaf groups (31) is equal to the number of the second accommodating grooves (122), each of the leaf groups (31) includes three overlapped leaves, and one end of the second spring (32) acts on one outer leaf, and the other end acts on the other outer leaf.
3. The integrated lock cylinder structure according to claim 1, characterized in that the engagement mechanism comprises a locking protrusion (411) arranged outside the auxiliary locking pin (41) and an extending block (412) arranged inside the auxiliary locking pin (41) and extending into the key hole (14), the inner wall of the third through hole (114) is provided with a sliding groove (1141) extending along the axial direction of the third through hole (114) and matched with the locking protrusion (411), the inner wall of the third through hole (114) is provided with an arc-shaped groove (1142) extending around the axial direction of the third through hole (114) and matched with the locking protrusion (411), the sliding groove (1141) is staggered with the arc-shaped groove (1142), a part of the locking protrusion (411) is blocked into the sliding groove (1141) when being inserted into the locking state, the inserting end of the sliding block (412) of the third through hole (13) is abutted against the extending block (412) and drives the locking protrusion (411) to move from the locking groove (1141) to the locking groove (1142) when the locking groove (1141) is unlocked relative to the locking groove (1142), the third spring (42) drives the clamping protrusion (411) to slide into the sliding groove (1141) from the intersection of the sliding groove (1141) and the arc-shaped groove (1142) so as to lock the lock cylinder (12) relative to the lock shell (11).
4. The integrated lock cylinder structure according to claim 1, characterized in that the locking mechanism comprises a second locking portion (413) arranged on the auxiliary locking pin (41) and extending out of the third accommodating groove (123), a notch (414) arranged on the second locking portion (413), and an extending block (412) arranged on the inner side of the auxiliary locking pin (41) and extending into the key hole (14), an arc-shaped raised strip (1143) extending around the axis direction of the third through hole (114) and matched with the notch (414) is arranged on the inner wall of the third through hole (114), a yielding notch (1144) is arranged on the arc-shaped raised strip (1143), when the key (13) is inserted, the front end of the key (13) is abutted against the extending block (412) and drives the notch (1144) to move to the yielding notch (1144) so that the lock liner (12) rotates relative to the shell (11), and when the lock liner (12) is locked and the locking pin (13) is locked and the yielding notch (1144) is reset to the second lock liner (41) when the lock liner (12) is locked and the locking pin (41) is locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910939512.7A CN110552552B (en) | 2019-09-30 | 2019-09-30 | Integrated lock cylinder structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910939512.7A CN110552552B (en) | 2019-09-30 | 2019-09-30 | Integrated lock cylinder structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110552552A CN110552552A (en) | 2019-12-10 |
| CN110552552B true CN110552552B (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910939512.7A Active CN110552552B (en) | 2019-09-30 | 2019-09-30 | Integrated lock cylinder structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110552552B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004190406A (en) * | 2002-12-13 | 2004-07-08 | Kanbishi:Kk | Cylinder lock for shutter door |
| 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 |
| CN108868337A (en) * | 2018-07-10 | 2018-11-23 | 中山市基信锁芯有限公司 | A kind of conbined public or double key keyhole lock core for preventing from unlocking by force by fractureing lock core |
| CN211622956U (en) * | 2019-09-30 | 2020-10-02 | 中山市基信锁芯有限公司 | Integrated lock core structure |
-
2019
- 2019-09-30 CN CN201910939512.7A patent/CN110552552B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004190406A (en) * | 2002-12-13 | 2004-07-08 | Kanbishi:Kk | Cylinder lock for shutter door |
| 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 |
| CN108868337A (en) * | 2018-07-10 | 2018-11-23 | 中山市基信锁芯有限公司 | A kind of conbined public or double key keyhole lock core for preventing from unlocking by force by fractureing lock core |
| CN211622956U (en) * | 2019-09-30 | 2020-10-02 | 中山市基信锁芯有限公司 | Integrated lock core structure |
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