CN112343431A - Electric control lock - Google Patents
Electric control lock Download PDFInfo
- Publication number
- CN112343431A CN112343431A CN202011157535.1A CN202011157535A CN112343431A CN 112343431 A CN112343431 A CN 112343431A CN 202011157535 A CN202011157535 A CN 202011157535A CN 112343431 A CN112343431 A CN 112343431A
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- CN
- China
- Prior art keywords
- fan
- sector
- lock
- pulling
- gear
- Prior art date
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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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
-
- 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
- E05B15/10—Bolts of locks or night latches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/02—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
- E05B47/026—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means the bolt moving rectilinearly
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0084—Key or electric means; Emergency release
- E05B2047/0086—Emergency release, e.g. key or electromagnet
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses an electric control lock, which comprises a rear cover, a lock shell and a spring bolt assembly, wherein a driving motor is further installed in the lock shell, a speed reduction transmission assembly is further arranged between the driving motor and the spring bolt assembly, the speed reduction transmission assembly comprises a rotating shaft, a sector gear, a sector pulling device, a wave spring and a clamping ring, the rotating shaft is rotatably installed at the bottom side of the lock shell, the sector gear is sleeved on the rotating shaft in a circumferential rotating manner, the sector pulling device is coaxially clamped on the rotating shaft in a follow-up manner, and the wave spring is sleeved on the rotating shaft and is pressed and fixed by the clamping ring; a positioning convex part which is matched with the fan-shaped pulling lug and the fan-shaped gear simultaneously and prevents circumferential sliding between the fan-shaped pulling lug and the fan-shaped gear under the action of the elastic pretightening force of the wave spring is also arranged on the contact surface of the fan-shaped pulling lug and the fan-shaped gear; when the driving motor is damaged and clamped, the fan-shaped pulling device is driven by a key or a knob, the fan-shaped pulling device reversely compresses the wave spring, the fan-shaped gear is not linked under the elastic pretightening force of the positioning convex part and the wave spring, and the fan-shaped pulling device drives the lock tongue assembly to complete unlocking.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the lockset industry, in particular to an electric control lock.
[ background of the invention ]
The door lock is a lockset commonly used in the current home assembly, and has the advantages of firm lock body, convenient installation and good performance, but most door locks have complex process, high cost and single performance during production at the present stage.
For example, most of the current motor lock bodies (ox head lock bodies) use stepping motors, and adopt a 12V power supply to meet the power requirement for driving the lock tongue, but the wiring is troublesome; therefore, the existing industry changes the original 12V wiring power supply into battery power supply, however, the battery only has 6V to supply power for the stepping motor, and the power requirement for driving the lock tongue cannot be met, so the stepping motor is changed into the direct current speed reducing motor, the power requirement for driving the lock tongue can be met by using the direct current speed reducing motor, but a new problem is brought, namely when the direct current speed reducing motor speed reducing box is damaged, the motor is blocked, and the door lock cannot be opened by adopting any normal opening mode.
[ summary of the invention ]
In order to solve the technical difficulties, the invention provides the electric control lock which has a simple structure, prevents the motor from being locked and can be unlocked.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an electric control lock comprises a rear cover, a lock shell and a spring bolt assembly, wherein the spring bolt assembly is arranged in the lock shell and sealed by a rear cover sealing cover;
a driving motor for driving the bolt assembly to extend out of or retract into the shell is further installed in the lock shell, and a speed reduction transmission assembly for transmission connection between the driving motor and the bolt assembly is further arranged between the driving motor and the bolt assembly;
the speed reduction transmission assembly comprises a rotating shaft, a sector gear, a sector pulling device, a wave spring and a clamping ring, the rotating shaft is circumferentially and rotatably arranged at the bottom side of the lock shell, the sector gear is circumferentially and rotatably sleeved on the rotating shaft, the sector pulling device is tightly attached to the upper side of the sector gear and coaxially and randomly clamped on the rotating shaft, and the wave spring is sleeved on the rotating shaft and is tightly pressed and fixed by the clamping ring;
the wave spring pushes the fan-shaped pulling mop to be in elastic pre-tightening fit connection with the fan-shaped gear at the contact surface along the axial direction, and at least one positioning convex part which is matched with the fan-shaped gear and prevents the fan-shaped pulling mop and the fan-shaped gear from sliding in the circumferential direction under the action of the elastic pre-tightening force of the wave spring is further arranged at the contact surface of the fan-shaped pulling mop and the fan-shaped gear;
the driving motor is also connected with a driving gear for driving the sector gear on the speed reduction transmission assembly to rotate;
the lock tongue assembly comprises a lock tongue and a lock tongue plate, the lock tongue is arranged at the front end of the lock tongue plate, a guide post for the lock tongue plate to transversely slide is arranged in the lock shell, and a sliding groove matched with the guide post is formed in the corresponding lock tongue plate;
the lock tongue plate is provided with a shifting groove matched with the sector pulling and stirring, and the outer edge of one side of the corresponding sector pulling and pulling is provided with a shifting block matched with the shifting groove on the lock tongue plate in an outward extending manner;
the rear cover is also provided with a knob coaxially and synchronously connected with a rotating shaft of the speed reduction transmission assembly in the lock shell, the rotating knob drives the fan-shaped poking and pulling to synchronously rotate through the rotating shaft, the elastic pre-tightening force of the positioning convex part and the wave spring is overcome, and the fan-shaped poking and pulling poking lock tongue plate and the lock tongue are retracted into the lock shell under the condition of not linking the fan-shaped gear;
the driving motor rotates forward and backward to drive the sector gear and the sector pulling device on the speed reduction transmission assembly to rotate synchronously through the driving gear, and the sector pulling device pulls the lock tongue plate and the lock tongue to extend out of the lock shell to lock the door or retracts into the lock shell to open the door.
Furthermore, the fan-shaped pulling and dragging device is provided with a clamping hole which is matched with the rotating shaft to prevent circumferential rotation, and the corresponding rotating shaft is provided with a deviation clamping shaft which is symmetrical in deviation at two sides and used for positioning the central clamping hole of the fan-shaped pulling and dragging device.
Furthermore, at least one positioning steel ball which is matched with the fan-shaped pulling lug and the fan-shaped gear simultaneously and prevents the fan-shaped pulling lug and the fan-shaped gear from sliding in the circumferential direction under the action of the elastic pre-tightening force of the wave spring is also arranged on the contact surface of the positioning convex part, namely the fan-shaped pulling lug and the fan-shaped gear; the sector gear is provided with a blind hole for placing a positioning steel ball, and the corresponding sector pulling mop is provided with a conical groove which is matched with the positioning steel ball and is convenient for overcoming the elastic pretightening force of the wave spring and sliding out in the circumferential direction.
Furthermore, the location convex part is at least one protrusion in sector gear's contact surface department and prevents under wave spring elasticity pretightning force the fan-shaped group drag with take place the circumference gliding location arch between the sector gear, corresponding fan-shaped group drag set up with every location protruding cooperation, and be convenient for overcome the conical groove of wave spring elasticity pretightning force circumference roll-off.
Further, the driving motor is a direct current speed reduction motor.
Furthermore, a positioning plate and a positioning column which are used for installing and fixing the driving motor are arranged in the lock shell, the driving motor is installed and fixed through the positioning plate and the positioning column, and the lock tongue plate, the sector gear and the sector pulling rod are limited at the bottom side of the lock shell through the positioning plate which is sleeved on the rotating shaft; the driving gear in transmission connection with the driving motor is meshed with the sector gear.
The invention has the beneficial effects that:
because the rotating shaft on the speed reducing transmission assembly is rotatably arranged at the bottom side of the lock shell, the sector gear is sleeved on the rotating shaft in a circumferential rotating manner, the sector pulling mop is coaxially and randomly clamped on the rotating shaft, and the wave spring is sleeved on the rotating shaft and is tightly pressed and fixed on the upper side of the sector pulling mop by the retainer ring; and a positioning convex part which is matched with the fan-shaped pulling mop and prevents the fan-shaped pulling mop from sliding in the circumferential direction under the action of the elastic pretightening force of the wave spring is also arranged on the contact surface of the fan-shaped pulling mop and the fan-shaped gear.
Under the normal working condition of the driving motor, the driving motor drives the sector gear through the driving gear, the sector gear synchronously rotates with the sector pulling and poking through the positioning convex part pressed by the wave spring to drive the sector pulling and poking lock tongue component to extend out of or retract into the lock shell; when the driving motor damages the card and dies, use key or knob to drive fan-shaped group and drag, fan-shaped group drags reverse compression wave spring, because driving motor card is dead, then sector gear will unable the rotation, under the condition of not linking sector gear, because the location convex part drags the inside taper groove to slide at fan-shaped group, when torsion is greater than the produced frictional force of the relative taper groove of location convex part under the wave spring effect, overcome the elasticity pretightning force of location convex part and wave spring, under the inclined plane effect of taper groove, fan-shaped group drags reverse compression wave spring, fan-shaped group drags the taper groove of dragging and breaks away from the location steel ball, realize fan-shaped group and drag the rotation, direct drive spring bolt subassembly accomplishes the unblock.
[ description of the drawings ]
FIG. 1 is a schematic illustration of an explosive structure according to the present invention;
FIG. 2 is an enlarged schematic view of the explosion configuration of the speed reduction drive assembly of the present invention;
FIG. 3 is an enlarged schematic view of the front three-dimensional structure of the fan-shaped poking and dragging device of the present invention;
FIG. 4 is an enlarged schematic view of the reverse side of the fan-shaped poking and dragging device of the present invention;
FIG. 5 is an enlarged schematic view of the front perspective of the sector gear of the present invention;
figure 6 is an enlarged schematic front perspective view of another embodiment of a sector gear of the present invention.
[ detailed description ] embodiments
An electric control lock is shown in fig. 1 to 5, and comprises a rear cover 1, a lock shell 2 and a bolt assembly 3, wherein the bolt assembly 3 is installed in the lock shell 2 and sealed by the rear cover 1 in a covering manner, a driving motor 4 for driving the bolt assembly 3 to extend out of or retract into the shell is also installed in the lock shell 2, and the driving motor 4 is a direct current speed reducing motor; a speed reduction transmission assembly 5 for transmission connection between the driving motor 4 and the bolt assembly 3 is also arranged between the driving motor and the bolt assembly; the speed reduction transmission assembly 5 comprises a rotating shaft 50, a sector gear 51, a sector pulling mop 52, a wave spring 53 and a clamping ring 54, wherein the rotating shaft 50 is circumferentially and rotatably arranged at the bottom side of the lock shell 2, the sector gear 51 is sleeved on the rotating shaft 50 in a circumferential rotating manner, the sector pulling mop 52 is tightly attached to the upper side of the sector gear 51 and is coaxially and randomly clamped on the rotating shaft 50, and the wave spring 53 is sleeved on the rotating shaft 50 and is tightly pressed and fixed on the upper side of the sector pulling mop 52 by the clamping ring 54. The fan-shaped pulling tool 52 is provided therein with a locking hole 520 which is matched with the rotating shaft 50 to prevent circumferential rotation, and the corresponding rotating shaft 50 is provided with an offset locking shaft 500 which is symmetrically offset at two sides and used for positioning the locking hole at the center of the fan-shaped pulling tool 52.
As shown in fig. 2 to 5, the wave spring 53 axially pushes the sector pulling tool 52 to be elastically pre-tensioned and attached to the sector gear 51 at the contact surface, and three positioning steel balls 6 which are uniformly distributed in the circumferential direction, are simultaneously matched with the sector pulling tool 52 and the sector gear 51, and prevent the sector pulling tool 52 and the sector gear 51 from sliding in the circumferential direction under the elastic pre-tensioning force of the wave spring 53 are further arranged at the contact surface between the sector pulling tool 52 and the sector gear 51; a blind hole 510 for placing the positioning steel ball 6 is formed in the sector gear 51, and here, the blind hole 510 on the sector pulling tool 52 and the positioning steel ball 6 form a positioning convex part for preventing circumferential sliding between the sector pulling tool 52 and the sector gear 51; the corresponding fan-shaped pulling tool 52 is provided with a tapered groove 522 which is matched with the positioning steel ball 6 and is convenient to overcome the elastic pretightening force of the wave spring 53 and slide out in the circumferential direction. Of course, as shown in fig. 6, the positioning protrusions may also be three positioning protrusions 511 that are uniformly distributed in the circumferential direction, protrude from the contact surface of the sector gear 51 by stamping or die casting from the back of the sector gear 51, and prevent the sector drag 52 and the sector gear 51 from sliding in the circumferential direction under the elastic pre-tightening force of the wave spring 53, and the corresponding sector drag is provided with a tapered groove 522 that is matched with each positioning protrusion 511 and facilitates to slide out in the circumferential direction against the elastic pre-tightening force of the wave spring 53.
As shown in fig. 1 to 5, the driving motor 4 is further connected with a driving gear 7 for driving the sector gear 51 of the reduction transmission assembly 5 to rotate, the latch assembly 3 includes a latch bolt 30 and a latch bolt 31, the latch bolt 30 is installed at the front end of the latch bolt 31, a guide post 8 for the lateral sliding of the latch bolt 31 is installed in the lock case 2, and a corresponding slide slot 310 matched with the guide post 8 is formed in the latch bolt 31; the sector pulling tool 52 on the deceleration transmission assembly 5 pulls the lock tongue plate 31 and the lock tongue 30 to extend out of or retract into the lock case 2, a pulling groove 311 which is matched with the sector pulling tool 52 in a pulling manner is arranged on the lock tongue plate 31, and a pulling block 521 which is matched with the pulling groove on the lock tongue plate 31 is arranged on the outer edge of one side of the corresponding sector pulling tool 52 in an outward extending manner.
As shown in fig. 1 to 5, a positioning plate 9 and a positioning column 10 for mounting and fixing the driving motor 4 are further disposed in the lock case 2, the driving motor 4 is mounted and fixed through the positioning plate 9 and the positioning column 10, and the lock tongue plate 31, the sector gear 51 and the sector pulling rod 52 are limited at the bottom side of the lock case 2 through the positioning plate 9 sleeved on the rotating shaft 50.
In addition, as shown in fig. 1, the rear cover 1 is also provided with a knob 11 coaxially and synchronously connected with a rotating shaft 50 of the speed reduction transmission assembly 5 in the lock shell 2, and the knob 11 is provided with a rotating ruler capable of being inserted into a central groove of the rotating shaft 50; the rotary knob 11 drives the sector pulling lug 52 to synchronously rotate through the rotary shaft 50, overcomes the elastic pre-tightening force of the positioning steel ball 6 and the wave spring 53, and the sector pulling lug 52 pulls the lock tongue plate 31 and the lock tongue 30 to be retracted into the lock shell 2 under the condition of not linking the sector gear 51; the driving motor 4 rotates forward and backward to drive the sector gear 51 and the sector pulling lug 52 on the reduction transmission assembly 5 to rotate synchronously through the driving gear 7, and the sector pulling lug 52 pulls the lock tongue plate 31 and the lock tongue 30 to extend out of the lock shell 2 to lock the door or retract into the lock shell 2 to open the door.
Under the normal working condition of the driving motor 4, the driving motor 4 drives the sector gear 51 through the driving gear 7, and the sector gear 51 rotates synchronously with the sector pulling device 52 through the positioning steel balls 6 or the positioning protrusions 511 pressed by the wave spring 53, so as to drive the sector pulling device 52 to pull the bolt assembly 3 to extend out of or retract into the lock case 2.
When the driving motor 4 is damaged and clamped, the key or the knob 11 is used for driving the fan-shaped pulling device 52, the fan-shaped pulling device 52 reversely compresses the wave spring 53, the fan-shaped gear 51 cannot rotate due to the fact that the driving motor 4 is clamped, under the condition that the fan-shaped gear 51 is not linked, the positioning steel ball 6 or the positioning protrusion 511 slides in the inner side conical groove 522 of the fan-shaped pulling device 52, when the torsion is larger than the friction force generated by the positioning steel ball 6 or the positioning protrusion 511 relative to the conical groove 522 under the action of the wave spring 53, the elastic pre-tightening force of the positioning steel ball 6 or the positioning protrusion 511 and the wave spring 53 is overcome, under the action of the inclined plane of the conical groove 522, the fan-shaped pulling device 52 reversely compresses the wave spring 53, the conical groove 522 of the fan-shaped pulling device 52 is separated from the positioning steel ball 6 or the positioning protrusion 511, the fan.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, and all equivalent changes in shape, structure and principle of the invention should be covered by the protection scope of the present invention.
Claims (6)
1. An electric control lock comprises a rear cover, a lock shell and a spring bolt assembly, wherein the spring bolt assembly is arranged in the lock shell and sealed by a rear cover sealing cover; the method is characterized in that:
a driving motor for driving the bolt assembly to extend out of or retract into the shell is further installed in the lock shell, and a speed reduction transmission assembly for transmission connection between the driving motor and the bolt assembly is further arranged between the driving motor and the bolt assembly;
the speed reduction transmission assembly comprises a rotating shaft, a sector gear, a sector pulling device, a wave spring and a clamping ring, the rotating shaft is circumferentially and rotatably arranged at the bottom side of the lock shell, the sector gear is circumferentially and rotatably sleeved on the rotating shaft, the sector pulling device is tightly attached to the upper side of the sector gear and coaxially and randomly clamped on the rotating shaft, and the wave spring is sleeved on the rotating shaft and is tightly pressed and fixed by the clamping ring;
the wave spring pushes the fan-shaped pulling mop to be in elastic pre-tightening fit connection with the fan-shaped gear at the contact surface along the axial direction, and at least one positioning convex part which is matched with the fan-shaped gear and prevents the fan-shaped pulling mop and the fan-shaped gear from sliding in the circumferential direction under the action of the elastic pre-tightening force of the wave spring is further arranged at the contact surface of the fan-shaped pulling mop and the fan-shaped gear;
the driving motor is also connected with a driving gear for driving the sector gear on the speed reduction transmission assembly to rotate;
the lock tongue assembly comprises a lock tongue and a lock tongue plate, the lock tongue is arranged at the front end of the lock tongue plate, a guide post for the lock tongue plate to transversely slide is arranged in the lock shell, and a sliding groove matched with the guide post is formed in the corresponding lock tongue plate;
the lock tongue plate is provided with a shifting groove matched with the sector pulling and stirring, and the outer edge of one side of the corresponding sector pulling and pulling is provided with a shifting block matched with the shifting groove on the lock tongue plate in an outward extending manner;
the rear cover is also provided with a knob coaxially and synchronously connected with a rotating shaft of the speed reduction transmission assembly in the lock shell, the rotating knob drives the fan-shaped poking and pulling to synchronously rotate through the rotating shaft, the elastic pre-tightening force of the positioning convex part and the wave spring is overcome, and the fan-shaped poking and pulling poking lock tongue plate and the lock tongue are retracted into the lock shell under the condition of not linking the fan-shaped gear;
the driving motor rotates forward and backward to drive the sector gear and the sector pulling device on the speed reduction transmission assembly to rotate synchronously through the driving gear, and the sector pulling device pulls the lock tongue plate and the lock tongue to extend out of the lock shell to lock the door or retracts into the lock shell to open the door.
2. An electrically controlled lock according to claim 1, wherein the fan-shaped pulling device has a locking hole therein for engaging with the rotary shaft to prevent circumferential rotation, and the corresponding rotary shaft has an offset locking shaft for positioning the central locking hole of the fan-shaped pulling device and having two symmetrical offsets.
3. The electric control lock according to claim 1, wherein the positioning protrusion is formed by further providing at least one positioning steel ball which is matched with the sector pulling tool and the sector gear at the same time and prevents circumferential sliding between the sector pulling tool and the sector gear under the action of elastic pre-tightening force of a wave spring; the sector gear is provided with a blind hole for placing a positioning steel ball, and the corresponding sector pulling mop is provided with a conical groove which is matched with the positioning steel ball and is convenient for overcoming the elastic pretightening force of the wave spring and sliding out in the circumferential direction.
4. The electric control lock as claimed in claim 1, wherein the positioning protrusion is at least one positioning protrusion protruding from a contact surface of the sector gear and preventing circumferential sliding between the sector pulling tool and the sector gear under the action of elastic pre-tightening force of the wave spring, and the corresponding sector pulling tool is provided with a tapered groove which is engaged with each positioning protrusion and facilitates circumferential sliding out against the elastic pre-tightening force of the wave spring.
5. An electrically controlled lock according to claim 1, wherein the drive motor is a dc gear motor.
6. An electric control lock as claimed in claim 1, wherein the lock case is further provided therein with a positioning plate and a positioning post for mounting and fixing the driving motor, the driving motor is mounted and fixed through the positioning plate and the positioning post, and the tongue plate, the sector gear and the sector pulling plate are fixed to the bottom side of the lock case through the positioning plate sleeved on the rotating shaft; the driving gear in transmission connection with the driving motor is meshed with the sector gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011157535.1A CN112343431A (en) | 2020-10-26 | 2020-10-26 | Electric control lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011157535.1A CN112343431A (en) | 2020-10-26 | 2020-10-26 | Electric control lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112343431A true CN112343431A (en) | 2021-02-09 |
Family
ID=74358585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011157535.1A Pending CN112343431A (en) | 2020-10-26 | 2020-10-26 | Electric control lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112343431A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240076904A1 (en) * | 2022-09-06 | 2024-03-07 | Snap-On Incorporated | Locking Device |
-
2020
- 2020-10-26 CN CN202011157535.1A patent/CN112343431A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240076904A1 (en) * | 2022-09-06 | 2024-03-07 | Snap-On Incorporated | Locking Device |
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