CN209761023U - Mechanical key unlocking mechanism - Google Patents
Mechanical key unlocking mechanism Download PDFInfo
- Publication number
- CN209761023U CN209761023U CN201920116253.3U CN201920116253U CN209761023U CN 209761023 U CN209761023 U CN 209761023U CN 201920116253 U CN201920116253 U CN 201920116253U CN 209761023 U CN209761023 U CN 209761023U
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- CN
- China
- Prior art keywords
- plate
- square tongue
- tongue
- shifting plate
- shifting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a mechanical key unlocking mechanism, which comprises a lock shell, a square tongue, an oblique tongue and a lock core, wherein one side of the square tongue facing the inside of the lock shell is provided with a square tongue plate, the square tongue plate is provided with a square tongue shifting plate meshed with an inner shifting plate, the lock shell is fixedly provided with a pin, and the square tongue plate and the square tongue shifting plate are coaxially arranged through the pin; the inner shifting plate drives the square tongue shifting plate to rotate and drives the square tongue plate to transversely translate towards the inner side of the lock shell along the sliding groove; the square tongue shifting plate is also provided with a limiting pin, a limiting groove matched with the limiting pin in a sliding mode is formed in the square tongue plate, and the limiting pin moves along the limiting groove when the square tongue plate transversely translates along the lock shell. The beneficial effects of the utility model are that set up pin and spacer pin to set up sliding groove and spacing groove on the square tongue board, retrencied mechanical spoon canceling release mechanical system.
Description
Technical Field
The utility model relates to a tool to lock field, in particular to mechanical key unlocking mechanism.
Background
the tool to lock on the existing market includes electronic lock and mechanical lock, and usually they are inside all to be equipped with mechanical key unlocking mechanism, and the user directly rotates the handle in the door and drives latch bolt and square bolt to withdraw in the tool to lock casing and open the door, and the user then need insert the mechanical key and rotate the lock core thumb wheel and drive square bolt and latch bolt and withdraw from the locked groove in the tool to lock casing outside the door to realize opening the door, but the mechanism spare part setting that the control mechanical key opened the lock is comparatively complicated, and the cost is higher, and the maintenance is troublesome to break down.
SUMMERY OF THE UTILITY MODEL
the to-be-solved technical problem of the utility model is to provide a mechanical key unlocking mechanism with simple structure and reliable operation.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme: a mechanical key unlocking mechanism comprises a lock shell, a square tongue, a skew tongue and a lock core, wherein a lock core poking wheel is arranged in the lock core, the mechanical key is inserted into the lock core to rotate and link the lock core poking wheel to rotate and drive the square tongue and the skew tongue to withdraw the lock shell to unlock, a shifting fork assembly for linking the square tongue and the skew tongue together is arranged between the square tongue and the skew tongue, an inner poking plate and an outer poking plate are arranged on the shifting fork assembly, when a user opens the door in the door inner direction, the inner poking plate links the square tongue and the skew tongue to withdraw the lock shell together, when the user opens the door in the door outer direction, the outer poking plate links the square tongue and the skew tongue to withdraw the lock shell together, a square tongue plate is arranged on one side of the square tongue facing the interior of the lock shell, the square tongue poking plate meshed with the inner poking plate is arranged on the lock shell; the inner shifting plate drives the square tongue shifting plate to rotate and drives the square tongue plate to transversely translate towards the inner side of the lock shell along the sliding groove; the square tongue shifting plate is also provided with a limiting pin, a limiting groove matched with the limiting pin in a sliding manner is formed in the square tongue plate, and the limiting pin moves along the limiting groove when the square tongue plate transversely translates along the lock shell; the square tongue plate is also provided with a mechanical spoon shifting plate which is in linkage fit with the outer shifting plate, the mechanical spoon shifting plate is sleeved on the pin, and the lock cylinder shifting plate is linked with the outer shifting plate to rotate and enable the oblique tongue to retract when driving the mechanical spoon shifting plate to rotate; a reinforcing plate is further arranged between the square tongue plate and the square tongue shifting plate and fixedly connected with the square tongue shifting plate, and the reinforcing plate is provided with a groove for inserting the lock cylinder shifting wheel; the mechanical spoon shifting plate, the square tongue shifting plate and the reinforcing plate are coaxially arranged through the pin.
Through adopting above-mentioned technical scheme, set up the pin fixed with the casing and set up the spacer pin on the board is dialled to the square tongue, offer sliding groove and spacing groove simultaneously on the square tongue board, the user is when rotating the square tongue and dialling the board, the pin keeps motionless, the square tongue board atress is forced to the inboard translation of tool to lock casing, the mechanical spoon is dialled the board and is dialled the board linkage cooperation outward, it drives when the board is dialled to the messenger mechanical spoon rotates and dial the board rotation outward, dial the board outward and rotate and drive the latch bolt and withdraw, the latch bolt and square tongue all withdraw the tool to lock casing after the user realize opening the door.
Further setting the following steps: the tongue plate is provided with a boss which abuts against the mechanical spoon shifting plate, the boss limits the angle of the mechanical spoon shifting plate rotating along the anticlockwise direction, one end, close to the mechanical spoon shifting plate, of the outer shifting plate is provided with a protruding portion, and the other end of the mechanical spoon shifting plate abuts against the protruding portion when the end of the mechanical spoon shifting plate abuts against the boss.
Through adopting above-mentioned technical scheme, the mechanical spoon dials the board and just can not continue anticlockwise rotation again when the mechanical spoon anticlockwise rotates to offset with the boss on the square tongue board, and user anticlockwise rotation mechanical spoon then the mechanical spoon can drive mechanical spoon and dial the board and can only clockwise rotate and will dial the board outward and support and carry out anticlockwise rotation, dials the board anticlockwise rotation time and drives the oblique tongue and withdraws the inside realization of tool to lock casing from the tool to lock casing outside and unblank, has simplified spare part with the boss setting on the square tongue board outside.
Further setting the following steps: and a bending piece is arranged at one end of the mechanical key shifting plate, which is abutted against the lock cylinder wheel.
By adopting the technical scheme, the bending piece is arranged to increase the contact area between the lock cylinder shifting wheel and the mechanical key, so that the lock cylinder shifting wheel and the mechanical key are linked more stably.
drawings
FIG. 1 is an exploded view of the present embodiment;
Fig. 2 is a schematic view of the lock according to the embodiment;
FIG. 3 is a schematic view at an inner side view of the door when the unlocking tongues are retracted from the outside of the door;
FIG. 4 is a schematic view from the outside of the door with the unlocking bolts retracted;
FIG. 5 is a schematic view of the inside of the door at a side view when the latch bolts and the latch bolts are retracted from the outside of the door;
FIG. 6 is a schematic view of the inside of the door at a side view when the latch bolts and the latch bolts are retracted from the outside of the door;
FIG. 7 is a schematic view of an embodiment of the tongue and tongue plate;
In the figure: 1. a lock housing; 2. a square tongue; 201. a square tongue plate; 202. a sliding groove; 203. a limiting groove; 204. a boss; 3. a latch bolt; 4. a lock cylinder dial wheel; 5. a fork assembly; 6. an inner shifting plate; 7. an outer dialing plate; 701. a boss portion; 8. a square tongue pulling plate; 801. a spacing pin; 9. a pin; 10. a mechanical spoon dialing board; 1001. bending the sheet; 11. a reinforcing plate; 1101. and (4) a groove.
Detailed Description
in order to make the technical solution of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 to 7, the present invention provides a mechanical key unlocking mechanism, which comprises a lock casing 1, a square tongue 2, a latch tongue 3 and a lock core, wherein a lock core dial wheel 4 is arranged in the lock core, the mechanical key is inserted into the lock core to rotate and link the lock core dial wheel 4 to rotate and drive the square tongue 2 and the latch tongue 3 to withdraw the lock casing 1 for unlocking, a shift fork assembly 5 for linking the square tongue 2 and the latch tongue 3 together is arranged between the square tongue 2 and the latch tongue 3, an inner dial plate 6 and an outer dial plate 7 are arranged on the shift fork assembly 5, when a user opens the door in the door inner direction, the inner dial plate 6 links the square tongue 2 and the latch tongue 3 to withdraw the lock casing 1 together, when the user opens the door in the door outer direction, the outer dial plate 7 links the square tongue 2 and the latch tongue 3 to withdraw the lock casing 1 together, a square tongue plate 201 is arranged on one side of the square tongue 2 facing the inside of the lock casing 1, a square, a pin 9 is fixedly arranged on the lockset shell 1, and the square tongue plate 201 and the square tongue poking plate 8 are coaxially arranged through the pin 9; the square tongue plate 201 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 the inner poking plate 6 drives the square tongue poking plate 8 to rotate and drives the square tongue plate 201 to transversely translate towards the inner side of the lock shell 1 along the sliding groove 202 when rotating; the square tongue shifting plate 8 is further provided with a limiting pin 801, the square tongue plate 201 is provided with a limiting groove 203 matched with the limiting pin 801 in a sliding mode, and the limiting pin 801 moves along the limiting groove 203 when the square tongue plate 201 transversely translates along the lock casing 1. The square tongue plate 201 is further provided with a mechanical spoon shifting plate 10 which is in linkage fit with the outer shifting plate 7, the mechanical spoon shifting plate 10 is sleeved on the pin 9, one end of the mechanical spoon is abutted against the outer shifting plate 7, and the other end of the mechanical spoon is abutted against 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 enables the latch bolt 3 to be retracted; a reinforcing plate 11 is further arranged between the square tongue plate 201 and the square tongue pulling plate 8, the reinforcing plate 11 is fixedly connected with the square tongue pulling plate 8, and the reinforcing plate 11 is provided with a groove 1101 for inserting the lock cylinder pulling wheel 4; the mechanical spoon shifting plate 10, the square tongue shifting plate 8 and the reinforcing plate 11 are coaxially arranged through the pin 9. One end of the outer dial plate 7 close to the mechanical spoon dial plate 10 is provided with a convex part 701 which is abutted against the outer dial plate. The square tongue plate 201 is provided with a boss 204 for limiting the anticlockwise rotation angle of the mechanical key shifting plate 10. And a bending piece 1001 is arranged at one end of the mechanical key shifting plate 10, which is abutted against the lock cylinder wheel.
Specifically, when the user was in the door interior direction, the user rotated the handle and drives shift fork subassembly 5 and rotate, and shift fork rotation linkage latch bolt 3 withdraws to tool to lock casing 1 inboard, and the board 6 rotation of dialling in the shift fork rotation linkage simultaneously dials the board 6 and rotates, because interior dial the board 6 with the square bolt dial 8 meshing, interior dial board 6 rotate and drive the square bolt dial board 8 and rotate, the square bolt dial board 8 rotate drive square bolt board 201 to 1 inboard translation of tool to lock casing, therefore inside latch bolt 3 and square bolt 2 all withdrawed tool to lock casing 1, the user opened the door.
When a user is outside a door, a mechanical key is firstly inserted into a lock cylinder to unlock the lock cylinder, a lock cylinder shifting wheel 4 is inserted into a groove 1101 of a reinforcing plate 11, the user can drive the lock cylinder shifting wheel 4 to rotate when rotating a first circle of the mechanical key so as to drive the reinforcing plate 11 and a square tongue shifting plate 8 to rotate, due to the arrangement of a limiting pin 801, when the square tongue shifting plate 8 rotates, the limiting pin 801 and a pin 9 abut against the square tongue plate 201, the square tongue plate 201 is stressed to translate towards the inner side of a lock shell 1 so as to drive a square tongue 2 to withdraw towards the inner side of the lock shell 1, then the user rotates the mechanical key for a second circle, the lock cylinder shifting wheel 4 rotates to one side of the mechanical key shifting plate 10 to abut against the mechanical key shifting plate and drive the mechanical key shifting plate 10 to rotate clockwise, the mechanical key rotates clockwise to drive an outer shifting plate 7 to rotate anticlockwise, the outer shifting plate 7 rotates anticlockwise to drive an oblique tongue 3 to withdraw towards the inner, the user realizes opening the door from the outside of the door.
The above embodiments are merely illustrative of the present invention, which is not intended to limit the present invention, and for those skilled in the art, a plurality of modifications and improvements can be made without departing from the principles of the present invention, which all fall within the protection scope of the present invention, therefore, the protection scope of the present invention should be determined by the appended claims.
Claims (3)
1. The utility model provides a mechanical key unlocking mechanism, including the tool to lock casing, the square tongue, oblique tongue and lock core, be equipped with the lock core thumb wheel in the lock core, the mechanical key inserts the lock core and rotates linkage lock core thumb wheel and rotate and drive square tongue and oblique tongue and withdraw the tool to lock casing and unblank, be equipped with between square tongue and the oblique tongue and be used for drawing the shift fork subassembly of both linkages together, it dials the board and dials the board outward to be equipped with in the shift fork subassembly, the user is when the door is opened to the direction in the door, the tool to lock casing is withdrawed together to interior board linkage square tongue and oblique tongue of dialling, the user is when the outside door direction is opened, dial board linkage square tongue outward and oblique tongue and withdraw the:
A square tongue plate is arranged on one side, facing the interior of the lock shell, of the square tongue, a square tongue poking plate meshed with the inner poking plate is arranged on the square tongue plate, a pin is fixedly arranged on the lock shell, and the square tongue plate and the square tongue poking plate are coaxially arranged through the pin; the inner shifting plate drives the square tongue shifting plate to rotate and drives the square tongue plate to transversely translate towards the inner side of the lock shell along the sliding groove; the square tongue shifting plate is also provided with a limiting pin, a limiting groove matched with the limiting pin in a sliding manner is formed in the square tongue plate, and the limiting pin moves along the limiting groove when the square tongue plate transversely translates along the lock shell;
The square tongue plate is also provided with a mechanical spoon shifting plate which is in linkage fit with the outer shifting plate, the mechanical spoon shifting plate is sleeved on the pin, and the lock cylinder shifting plate is linked with the outer shifting plate to rotate and enable the oblique tongue to retract when driving the mechanical spoon shifting plate to rotate;
A reinforcing plate is further arranged between the square tongue plate and the square tongue shifting plate and fixedly connected with the square tongue shifting plate, and the reinforcing plate is provided with a groove for inserting the lock cylinder shifting wheel;
The mechanical spoon shifting plate, the square tongue shifting plate and the reinforcing plate are coaxially arranged through the pin.
2. A mechanical key unlocking mechanism according to claim 1, wherein: the tongue plate is provided with a boss which abuts against the mechanical spoon shifting plate, the boss limits the angle of the mechanical spoon shifting plate rotating along the anticlockwise direction, one end, close to the mechanical spoon shifting plate, of the outer shifting plate is provided with a protruding portion, and the other end of the mechanical spoon shifting plate abuts against the protruding portion when the end of the mechanical spoon shifting plate abuts against the boss.
3. A mechanical key unlocking mechanism according to claim 1, wherein: and a bending piece is arranged at one end of the mechanical key shifting plate, which is abutted against the lock cylinder wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116253.3U CN209761023U (en) | 2019-01-23 | 2019-01-23 | Mechanical key unlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116253.3U CN209761023U (en) | 2019-01-23 | 2019-01-23 | Mechanical key unlocking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209761023U true CN209761023U (en) | 2019-12-10 |
Family
ID=68750063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920116253.3U Expired - Fee Related CN209761023U (en) | 2019-01-23 | 2019-01-23 | Mechanical key unlocking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209761023U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723283A (en) * | 2019-01-23 | 2019-05-07 | 浙江天宇安防科技有限公司 | A kind of machinery spoon unlocking mechanism |
| CN114215431A (en) * | 2021-11-19 | 2022-03-22 | 广州保仕盾智能科技有限公司 | Transmission mechanism of lock body |
-
2019
- 2019-01-23 CN CN201920116253.3U patent/CN209761023U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723283A (en) * | 2019-01-23 | 2019-05-07 | 浙江天宇安防科技有限公司 | A kind of machinery spoon unlocking mechanism |
| CN109723283B (en) * | 2019-01-23 | 2024-03-19 | 温州市天宇航晨五金有限公司 | Mechanical key unlocking mechanism |
| CN114215431A (en) * | 2021-11-19 | 2022-03-22 | 广州保仕盾智能科技有限公司 | Transmission mechanism of lock body |
| CN114215431B (en) * | 2021-11-19 | 2023-10-03 | 广州保仕盾智能科技有限公司 | Transmission mechanism of lock body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 Termination date: 20210123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |