CN109723283B - Mechanical key unlocking mechanism - Google Patents
Mechanical key unlocking mechanism Download PDFInfo
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- CN109723283B CN109723283B CN201910061827.6A CN201910061827A CN109723283B CN 109723283 B CN109723283 B CN 109723283B CN 201910061827 A CN201910061827 A CN 201910061827A CN 109723283 B CN109723283 B CN 109723283B
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- plate
- square tongue
- tongue
- lock
- shifting
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- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 5
- 210000003813 thumb Anatomy 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- Lock And Its Accessories (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Abstract
The invention discloses a mechanical key unlocking mechanism which comprises a lockset shell, a square tongue, an inclined tongue and a lock cylinder, wherein one side of the square tongue facing the inside of the lockset shell is provided with a square tongue plate, the square tongue plate is provided with a square tongue poking plate meshed with an inner poking plate, the lockset shell is fixedly provided with a pin, and Fang Sheban and the square tongue poking plate are coaxially arranged through the pin; the square tongue plate is provided with a sliding groove transversely arranged along the lock shell, the pin is arranged in the sliding groove, and when the inner poking plate rotates, the square tongue poking plate is driven to rotate and drive the square tongue plate to transversely translate along the sliding groove to the inner side of the lock shell; the square tongue poking plate is also provided with a limiting pin, the square tongue plate is provided with a limiting groove which is matched with the limiting pin in a sliding way, and the limiting pin moves along the limiting groove when the square tongue plate transversely translates along the lockset shell. The invention has the beneficial effects that the pin and the limiting pin are arranged, and the sliding groove and the limiting groove are arranged on the square tongue plate, so that the mechanical key unlocking mechanism is simplified.
Description
Technical Field
The invention relates to the field of locks, in particular to a mechanical key unlocking mechanism.
Background
The lockset on the current market comprises an electronic lock and a mechanical lock, a mechanical key unlocking mechanism is usually arranged in the electronic lock and the mechanical lock, a user directly rotates a handle in a door to drive an inclined tongue and a square tongue to retract into a lockset shell to open the door, the user needs to insert the mechanical key outside the door to rotate a lock cylinder shifting wheel to drive the square tongue and the inclined tongue to retract from a lock groove into the lockset shell, so that the door is opened, but the mechanism parts for controlling the mechanical key to unlock are complex in arrangement, high in cost and troublesome in fault maintenance.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the mechanical key unlocking mechanism which is simple in structure and reliable in operation.
In order to solve the technical problems, the invention is realized by the following technical scheme: a mechanical key unlocking mechanism comprises a lock shell, a square tongue, an inclined tongue and a lock core, wherein a lock core shifting wheel is arranged in the lock core, a mechanical key is inserted into the lock core to rotate and link the lock core shifting wheel to rotate and drive the square tongue and the inclined tongue to retract the lock shell to unlock, a shifting fork component for linking the square tongue and the inclined tongue together is arranged between the square tongue and the inclined tongue, an inner shifting plate and an outer shifting plate are arranged on the shifting fork component, when a user opens the door in the inner direction, the inner shifting plate links the square tongue and the inclined tongue to retract the lock shell together, when the user opens the door in the outer direction, a square tongue plate is arranged on one side of the square tongue facing the inside of the lock shell, a square tongue shifting plate meshed with the inner shifting plate is arranged on the square tongue plate, a pin is fixedly arranged on the lock shell, and Fang Sheban and the square tongue shifting plate are coaxially arranged through the pin; the square tongue plate is provided with a sliding groove transversely arranged along the lock shell, the pin is arranged in the sliding groove, and when the inner poking plate rotates, the square tongue poking plate is driven to rotate and drive the square tongue plate to transversely translate along the sliding groove to the inner side of the lock shell; the square tongue poking plate is also provided with a limiting pin, the square tongue plate is provided with a limiting groove which is matched with the limiting pin in a sliding way, and the limiting pin moves along the limiting groove when the square tongue plate transversely translates along the lockset shell; the square tongue plate is also provided with a mechanical key shifting plate in linkage fit with the outer shifting plate, the mechanical key shifting plate is sleeved on the stud, and when the lock cylinder shifting wheel drives the mechanical key shifting plate to rotate, the outer shifting plate is linked to rotate and the inclined tongue is retracted; a reinforcing plate is further arranged between the Fang Sheban and the square tongue poking plate and fixedly connected with the square tongue poking plate, and the reinforcing plate is provided with a groove for inserting a lock cylinder poking wheel; the mechanical key shifting plate, the square tongue shifting plate and the reinforcing plate are coaxially arranged through the pins.
Through adopting above-mentioned technical scheme, set up with the fixed pin of casing and set up the spacer pin on the square tongue plate, set up sliding groove and spacing groove simultaneously on the square tongue plate, the user is when rotating the square tongue plate, the pin keeps motionless, square tongue plate atress is forced to the inboard translation of tool to lock casing, mechanical spoon plate and outer plate linkage cooperation of dialling, drive outer plate rotation when making mechanical spoon plate rotate, outer plate rotation drives the inclined tongue and withdraws, the user realizes opening the door after inclined tongue and square tongue all withdraw the tool to lock casing.
Further provided is that: the square tongue plate is provided with a boss which is propped against the mechanical spoon plate, the boss limits the rotation angle of the mechanical spoon plate along the anticlockwise direction, one end of the outer stirring plate, which is close to the mechanical spoon plate, is provided with a protruding part, and the other end of the mechanical spoon plate is propped against the protruding part when one end of the mechanical spoon plate is propped against the boss.
Through adopting above-mentioned technical scheme, the mechanical spoon dials the board and just can not continue anticlockwise rotation when the counter-clockwise rotation of mechanical spoon to the boss that offsets on the square tongue board, and the user anticlockwise rotates the mechanical spoon then the mechanical spoon can drive the mechanical spoon and dial the board and can only clockwise turn and support the outer board and rotate anticlockwise, drives the inclined tongue and withdraws the inside realization unblanking of tool to lock casing from the tool to lock casing outside when outer board anticlockwise rotation, has simplified spare part with the boss setting on the square tongue board.
Further provided is that: and a bending piece is arranged at one end of the mechanical key shifting plate, which is propped against the lock cylinder wheel.
By adopting the technical scheme, the bending piece is arranged to increase the contact area between the lock cylinder thumb wheel and the mechanical key, so that the two are linked more stably.
Drawings
FIG. 1 is an exploded view of the present embodiment;
FIG. 2 is a schematic diagram of the lock according to the present embodiment;
FIG. 3 is a schematic view of the inside of the door from the view of the inside of the door when retracted from the door outer unlocking tongue;
FIG. 4 is a schematic view of the exterior door side view when retracted from the exterior door unlocking tab;
FIG. 5 is a schematic view of the inside of the door from the view of the door when the door outer unlocking tongue and the tongue are retracted;
FIG. 6 is a schematic view of the inside of the door from the view of the door when retracted from the door outside unlocking tongue and the latch;
FIG. 7 is a schematic view of a tongue and a tongue plate in the present embodiment;
in the figure: 1. a lock housing; 2. a square tongue; 201. a square tongue plate; 202. a slip groove; 203. a limit groove; 204. a boss; 3. a beveled tongue; 4. a lock cylinder thumb wheel; 5. a fork assembly; 6. an inner shifting plate; 7. an outer dial plate; 701. a boss; 8. a square tongue poking plate; 801. a limiting pin; 9. a pin; 10. a mechanical key plate; 1001. bending the sheet; 11. a reinforcing plate; 1101. a groove.
Detailed Description
In order to make the technical scheme of the present invention more clear, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 7, the invention provides a mechanical key unlocking mechanism, which comprises a lock shell 1, a square tongue 2, a bevel tongue 3 and a lock core, wherein a lock core shifting wheel 4 is arranged in the lock core, a mechanical key is inserted into the lock core to rotate and link the lock core shifting wheel 4 to rotate and drive the square tongue 2 and the bevel tongue 3 to retract into the lock shell 1 for unlocking, a shifting fork component 5 for linking the square tongue 2 and the bevel tongue 3 together is arranged between the square tongue 2 and the bevel tongue 3, an inner shifting plate 6 and an outer shifting plate 7 are arranged on the shifting fork component 5, when a user opens the door in the direction, the inner shifting plate 6 links the square tongue 2 and the bevel tongue 3 to retract into the lock shell 1 together, when the user opens the door in the outer direction, a square tongue 2 is provided with a square tongue 201 towards one side inside the lock shell 1, a square tongue 8 meshed with the inner shifting plate 6 is arranged on the Fang Sheban, a pin 9 is fixedly arranged on the lock shell 1, and the square tongue 201 and the square tongue 8 are coaxially arranged through the pin 9; the Fang Sheban is provided with a sliding groove 202 transversely arranged along the lock shell 1, the pin 9 is arranged in the sliding groove 202, and when the inner poking plate 6 rotates, the square tongue poking plate 8 is driven to rotate and the square tongue plate 201 is driven to transversely translate along the sliding groove 202 to the inner side of the lock shell 1; the square tongue poking plate 8 is also provided with a limiting pin 801, the square tongue plate 201 is provided with a limiting groove 203 which is matched with the limiting pin 801 in a sliding way, and the limiting pin 801 moves along the limiting groove 203 when the square tongue plate 201 transversely translates along the lockset shell 1. The Fang Sheban is characterized in that a mechanical key shifting plate 10 in linkage fit with the outer shifting plate 7 is further arranged on the Fang Sheban, the mechanical key shifting plate 10 is sleeved on the pin 9, one end of the mechanical key is abutted to the outer shifting plate 7, and the other end of the mechanical key is abutted to the lock cylinder shifting wheel 4 when the lock cylinder shifting wheel 4 rotates. When the lock cylinder shifting wheel 4 drives the mechanical key shifting plate 10 to rotate, the linkage outer shifting plate 7 rotates and the inclined tongue 3 is retracted; a reinforcing plate 11 is further arranged between the Fang Sheban and the square tongue poking plate 8, the reinforcing plate 11 is fixedly connected with the square tongue poking plate 8, and the reinforcing plate 11 is provided with a groove 1101 for inserting the lock cylinder poking wheel 4; the mechanical key pulling plate 10, the square tongue pulling plate 8 and the reinforcing plate 11 are coaxially arranged through the pin 9. The outer poking plate 7 is provided with a protruding part 701 which is propped against the outer poking plate 10 at one end close to the mechanical spoon poking plate 10. The Fang Sheban is provided with a boss 204 which limits the counterclockwise rotation angle of the mechanical key blade 10. And a bending piece 1001 is arranged at one end of the mechanical key shifting plate 10, which abuts against the lock cylinder wheel.
Specifically, when the user rotates the handle to drive the shifting fork assembly 5 to rotate in the door, the shifting fork rotates to link the inclined tongue 3 to retract towards the inner side of the lock shell 1, and meanwhile, the shifting fork rotates to link the inner shifting plate 6 to rotate, and as the inner shifting plate 6 is meshed with the square tongue shifting plate 8, the inner shifting plate 6 rotates to drive the square tongue shifting plate 8 to rotate, the square tongue shifting plate 8 rotates to drive the square tongue plate 201 to translate towards the inner side of the lock shell 1, so that the inclined tongue 3 and the square tongue 2 retract into the lock shell 1, and the user opens the door.
When a user is out of a door, a mechanical key is inserted into the lock cylinder to unlock the lock cylinder, the lock cylinder shifting wheel 4 is inserted into the groove 1101 of the reinforcing plate 11, the user can drive the lock cylinder shifting wheel 4 to rotate when rotating the first circle of the mechanical key to drive the reinforcing plate 11 and the square tongue shifting plate 8 to rotate, due to the arrangement of the limiting pin 801, the limiting pin 801 and the pin 9 prop against the square tongue plate 201 when the square tongue shifting plate 8 rotates, so that the square tongue plate 201 is forced to translate towards the inner side of the lock shell 1 to drive the square tongue 2 to retract into the lock shell 1, then the user rotates the mechanical key to rotate the second circle, the lock cylinder shifting wheel 4 rotates to one side of the mechanical key shifting plate 10 to prop against the mechanical key shifting plate and drive the mechanical key shifting plate 10 to rotate clockwise, the mechanical key rotates clockwise to drive the outer shifting plate 7 to rotate anticlockwise, and the outer shifting plate 7 rotates anticlockwise to drive the inclined tongue 3 to retract towards the inner side of the lock shell 1, and the inclined tongue 3 and the square tongue 2 retract towards the inner side of the lock shell 1, so that the user realizes opening of the door from the outer direction of the door.
The above embodiments are merely illustrative of the present invention and not intended to be limiting, and it will be apparent to those skilled in the art that variations and modifications can be made without departing from the principles of the invention, which is defined in the appended claims.
Claims (1)
1. The utility model provides a mechanical key unlocking mechanism, including tool to lock casing, square tongue, oblique tongue and lock core, be equipped with the lock core thumb wheel in the lock core, the mechanical key inserts lock core rotation linkage lock core thumb wheel and rotates and drive square tongue and oblique tongue and withdraw the tool to lock casing and unblank, be equipped with the shift fork subassembly that is used for linking together both between square tongue and the oblique tongue, be equipped with interior plectrum and outer plectrum on the shift fork subassembly, when the user opens the door at the door in-direction, interior plectrum linkage square tongue and oblique tongue withdraw the tool to lock casing together, when the user opens the door at the door in-out direction, outer plectrum linkage square tongue and oblique tongue withdraw the tool to lock casing together, its characterized in that:
a square tongue plate is arranged on one side of the square tongue, which faces the inside of the lock shell, a square tongue shifting plate meshed with the inner shifting plate is arranged on the square tongue plate, a pin is fixedly arranged on the lock shell, and Fang Sheban and the square tongue shifting plate are coaxially arranged through the pin; the square tongue plate is provided with a sliding groove transversely arranged along the lock shell, the pin is arranged in the sliding groove, and when the inner poking plate rotates, the square tongue poking plate is driven to rotate and drive the square tongue plate to transversely translate along the sliding groove to the inner side of the lock shell; the square tongue poking plate is also provided with a limiting pin, the square tongue plate is provided with a limiting groove which is matched with the limiting pin in a sliding way, and the limiting pin moves along the limiting groove when the square tongue plate transversely translates along the lockset shell;
the square tongue plate is also provided with a mechanical key shifting plate in linkage fit with the outer shifting plate, the mechanical key shifting plate is sleeved on the stud, and when the lock cylinder shifting wheel drives the mechanical key shifting plate to rotate, the outer shifting plate is linked to rotate and the inclined tongue is retracted;
a reinforcing plate is further arranged between the Fang Sheban and the square tongue poking plate and fixedly connected with the square tongue poking plate, and the reinforcing plate is provided with a groove for inserting a lock cylinder poking wheel;
the mechanical key shifting plate, the square tongue shifting plate and the reinforcing plate are coaxially arranged through the pin;
the square tongue plate is provided with a boss which is propped against the mechanical spoon plate, the boss limits the rotation angle of the mechanical spoon plate along the anticlockwise direction, one end of the outer stirring plate, which is close to the mechanical spoon plate, is provided with a protruding part, and the other end of the mechanical spoon plate is propped against the protruding part when one end of the mechanical spoon plate is propped against the boss;
and a bending piece is arranged at one end of the mechanical key shifting plate, which is propped against the lock cylinder shifting wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910061827.6A CN109723283B (en) | 2019-01-23 | 2019-01-23 | Mechanical key unlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910061827.6A CN109723283B (en) | 2019-01-23 | 2019-01-23 | Mechanical key unlocking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109723283A CN109723283A (en) | 2019-05-07 |
| CN109723283B true CN109723283B (en) | 2024-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910061827.6A Active CN109723283B (en) | 2019-01-23 | 2019-01-23 | Mechanical key unlocking mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN109723283B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023160019A1 (en) * | 2022-02-22 | 2023-08-31 | 广东名门锁业有限公司 | Lock |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0312654A1 (en) * | 1987-10-22 | 1989-04-26 | D.R.I.M. Limited | Safety lock |
| WO1995028541A1 (en) * | 1994-04-14 | 1995-10-26 | Assa Ab | A lock mechanism |
| CN203821966U (en) * | 2014-01-28 | 2014-09-10 | 安朗杰安防技术（中国）有限公司 | Inserting core lock body |
| CN203879115U (en) * | 2014-05-15 | 2014-10-15 | 缪毕正 | Improved electronic anti-theft lock |
| CN209761023U (en) * | 2019-01-23 | 2019-12-10 | 浙江天宇安防科技有限公司 | Mechanical key unlocking mechanism |
-
2019
- 2019-01-23 CN CN201910061827.6A patent/CN109723283B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0312654A1 (en) * | 1987-10-22 | 1989-04-26 | D.R.I.M. Limited | Safety lock |
| WO1995028541A1 (en) * | 1994-04-14 | 1995-10-26 | Assa Ab | A lock mechanism |
| CN203821966U (en) * | 2014-01-28 | 2014-09-10 | 安朗杰安防技术（中国）有限公司 | Inserting core lock body |
| CN203879115U (en) * | 2014-05-15 | 2014-10-15 | 缪毕正 | Improved electronic anti-theft lock |
| CN209761023U (en) * | 2019-01-23 | 2019-12-10 | 浙江天宇安防科技有限公司 | Mechanical key unlocking mechanism |
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| Publication number | Publication date |
|---|---|
| CN109723283A (en) | 2019-05-07 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240204 Address after: 325000 Floors 1 to 4, Building 2, No. 26 Yage Road, Zeya Town, Ouhai District, Wenzhou City, Zhejiang Province Applicant after: Wenzhou Tianyu Hangchen Hardware Co.,Ltd. Country or region after: China Address before: 325000, No.2 Gaofeng Road, Gaoxiang Industrial Zone, Xinqiao, Ouhai District, Wenzhou City, Zhejiang Province Applicant before: ZHEJIANG TIANYU SECURITY TECHNOLOGY Co.,Ltd. Country or region before: China |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |