CN212614161U - Motor-driven electric control lock - Google Patents
Motor-driven electric control lock Download PDFInfo
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- CN212614161U CN212614161U CN202021025230.0U CN202021025230U CN212614161U CN 212614161 U CN212614161 U CN 212614161U CN 202021025230 U CN202021025230 U CN 202021025230U CN 212614161 U CN212614161 U CN 212614161U
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- lock
- microswitch
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- cam
- lock catch
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Abstract
The utility model relates to a motor drive's electric control lock belongs to the electric control lock field, adopts electromagnet control switch to lead to the problem that the performance is unstable, the consumption is big to current electric control lock, adopts technical scheme as follows: the utility model provides a motor drive's automatically controlled lock, is including the shell that is equipped with the breach and set up in the shell: the device comprises a motor, a microswitch, a cam, a maintaining rod, a power supply pressing block, a swinging rod and a lock catch; when the lock is closed, the lock nose is limited between the opening of the lock catch and the gap of the shell, the opening of the lock catch is staggered with the gap of the shell, the swing rod limits the lock catch, and the voltage block presses the microswitch; when the lock is unlocked, the motor drives the cam to rotate, the cam stirs the swing rod to swing, the swing rod is linked with the voltage supply block and the lock catch, the voltage supply block leaves the microswitch and the lock catch releases the lock nose, the cam props against the maintaining rod, the maintaining rod leaves the microswitch, and the microswitch is in a non-pressing state. The utility model discloses an electric control lock stable performance, safe and reliable.
Description
Technical Field
The utility model belongs to the electric control lock field, in particular to motor drive's electric control lock.
Background
Traditional electric control lock passes through the electro-magnet control switch lock, and its working process is controller control electro-magnet circular telegram, and then the electro-magnet pulling hasp for the lock nose breaks away from the spacing of hasp, but this kind of latch is at certain defect, and according to the characteristic of electro-magnet, the axial distance of moving iron core and deciding the iron core is less, and the electromagnetic force of its production just is big more, when unblanking, the electro-magnet only can provide very little pulling force, and the electro-magnet drives power uniformity relatively poor, and the consumption is big. Therefore, the electric control lock with the existing structure needs to be improved so as to overcome the problem of unstable performance of the electromagnet.
SUMMERY OF THE UTILITY MODEL
Adopt electromagnet control switch to lead to the unstable problem that just the consumption is big to current electric control lock, the utility model provides a motor drive's electric control lock removes the electro-magnet, adopts the motor to unblank, low power dissipation, stable performance, safe and reliable.
The utility model adopts the technical scheme as follows: the utility model provides a motor drive's automatically controlled lock, is including the shell that is equipped with the breach and set up in the shell: the device comprises a microswitch, a motor, a cam, a maintenance rod, a power supply pressing block, a swinging rod and a lock catch, wherein the microswitch can be electrically connected with a controller;
the maintaining rod and the oscillating bar are linked with the cam;
the power supply pressing block and the lock catch are positioned on two sides of the oscillating bar and are linked with the oscillating bar;
the maintaining rod and the voltage supply block are positioned on one side of the microswitch and linked with the microswitch;
the lock catch is provided with an opening for limiting the lock nose;
when the lock is closed, the lock nose drives the lock catch to swing under the pushing of external force, so that the lock nose is limited between the opening of the lock catch and the notch of the shell, the swing rod limits the swung lock catch and simultaneously links the voltage block to rotate, and the voltage block is enabled to press the microswitch;
when the lock is unlocked, the controller supplies power to the motor through the microswitch, the motor drives the cam to rotate, the cam is sequentially linked with the swing rod and the maintaining rod, the cam stirs the swing rod to swing, the swing rod is linked with the voltage supply block and the lock catch, the voltage supply block is separated from the microswitch, the opening of the lock catch releases the lock nose, the lock nose can be taken out from the notch of the shell, then the cam supports against the maintaining rod, the maintaining rod is separated from the microswitch, the microswitch is in a non-pressing state, the power supply of the motor is cut off, the motor is stopped, the cam stops rotating, and meanwhile the microswitch sends a rotation stop signal to the controller.
The lock can be closed by limiting the lock nose by a mechanical structure, the motor is not required to be electrified, and the voltage supply block presses the microswitch under the torsion action of the torsion spring so that the microswitch enters a pressing state; when the lock is unlocked, the motor is electrified to enable the cam to swing before driving the oscillating bar to enable the voltage block to leave the microswitch, then the cam abuts against the maintaining rod to enable the maintaining rod to leave the microswitch, at the moment, two pressing parts at the microswitch release the microswitch, the microswitch is in a non-pressing state, and a rotation stopping signal is sent to the controller while the power supply of the motor is cut off; the electric control lock of the utility model is driven by the motor without the electromagnet, and simultaneously adopts a linked mechanical structure and is matched with the micro switch, so that the whole electric control lock has stable performance, safety and reliability; the motor does not need to rotate positively and negatively in the whole process, and only rotates in a single direction, and the power of the motor is far less than that of the electromagnet, so that the requirement of low-power application is met, and the motor can be used for a long time even if a dry battery is used for supplying power.
Furthermore, the cam and the coaxial gear are coaxially arranged to realize synchronous rotation, a worm is arranged on an output shaft of the motor, and the worm is linked with the gear set to drive the coaxial gear to rotate. The structural design of the cam enables the motor to rotate in a single direction to realize unlocking, simplifies the complexity of the drive control circuit and reduces the manufacturing cost of the drive control circuit.
Furthermore, the maintaining rod and the oscillating rod are positioned on two sides of the cam, so that the cam drives the maintaining rod and the oscillating rod in sequence in the rotating process. After the cam pulls the swing rod to unlock, the voltage block leaves the microswitch, the maintaining rod props against the microswitch, when the cam props against the maintaining rod again, the maintaining rod also leaves the microswitch, the microswitch is in a non-pressing state, and the power supply of the motor is cut off. If only the swing rod is adopted to control the microswitch for the voltage block, the microswitch immediately enters a non-pressing state after the swing rod swings to unlock, the power supply of the motor is cut off, the cam stops rotating, the cam cannot return in place, the cam and the swing rod are deadly pushed when the lock is closed, the lock cannot be closed, and the reliability and the effectiveness of the electric control lock cannot be guaranteed.
Furthermore, the maintaining rod is provided with an arc section and a straightening section which are positioned at two sides of the rotating shaft of the maintaining rod, the arc section is linked with the cam, and the straightening section is linked with the microswitch.
Further, the pendulum rod include with for voltage piece complex extend the end, with the cam complex drive end of using and with the spacing end of hasp complex, still be equipped with one on the shell and let a mouthful, extend the end to it extends to let a mouthful to stretch out in from letting a mouthful the shell, as the stress end of forcing to unblank to can realize unblanking when guaranteeing that the motor is inefficacy.
Further, an arc-shaped edge is arranged between the driving end and the limiting end of the swing rod and used for yielding the lock catch. After the swing rod is shifted by the cam, the lock catch needs to be separated from the swing rod for limitation, the cambered surface is arranged to provide a moving space for swing of the swing rod, and interference between the swing rod and the cambered surface is avoided.
Furthermore, the shell is provided with a limiting stop nail for limiting the lock catch, and after the lock catch is separated from the swing rod, the limiting stop nail limits the lock catch, so that the lock catch stops swinging, and an opening of the lock catch is opposite to a gap of the shell.
Furthermore, the voltage supply block comprises a first end linked with the microswitch and a second end linked with the swing rod, and the first end and the second end are positioned on two sides of the rotating shaft of the voltage supply block.
Furthermore, a connecting socket is embedded in the shell and electrically connected with the motor through a microswitch so as to be electrically connected with an external controller.
The utility model discloses beneficial effect who has: the lock can be closed by the limitation of the mechanical structure of the lock nose, and the motor is not needed to be electrified for use; the electromagnet is removed, the motor is driven, meanwhile, the linked mechanical structure is adopted, and the microswitch is used in a matched mode to achieve unlocking, so that the whole electric control lock is stable in performance, safe and reliable, the use requirement of the motor is reduced, and the cost can be saved.
Drawings
FIG. 1 is a schematic diagram of an overall structure of an electrically controlled lock;
FIG. 2 is a schematic view of the structure within the housing when the lock is closed;
FIG. 3 is a schematic structural view of the cam before the rocker arm is opened and the holding rod is contacted;
FIG. 4 is a schematic view of the structure within the housing in the unlocked state;
FIG. 5 is a schematic view of a cam set;
FIG. 6 is a schematic structural diagram of a swing link;
FIG. 7 is a schematic view of the structure of the retaining rod;
in the figure: 1-a housing; 11-a notch; 12-a let bit port; 13-a connection socket; 2, a motor; 21-a worm; 22-primary gear; 23-a secondary gear; 3-a microswitch; 4-a cam; 41-coaxial gear; 5-a torsion spring; 6-a holding rod; 61-arc segment; 62-a straight section; 7-a voltage supply block; 8-oscillating bar; 81-extension end; 82-a drive end; 83-a limiting end; 84-a curved edge; 9-locking; 91-opening; 92-limit stop nails; 10-locking nose.
Detailed Description
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
The motor-driven electric control lock of the present embodiment, as shown in fig. 1 to 7, includes a housing 1 provided with a notch 11 and: the device comprises a motor 2 which can be in signal connection with a controller, a microswitch 3 which is used for sending a rotation stop signal to the controller, a cam 4 which is driven by the motor 2 to rotate, a maintaining rod 6 which is sleeved with a torsion spring 5 and can swing around a rotating shaft of the maintaining rod, a voltage supply block 7, a swing rod 8 and a lock catch 9;
the maintaining rod 6 and the oscillating bar 8 are linked with the cam 4;
the voltage supply block 7 and the lock catch 9 are positioned on two sides of the oscillating bar 8 and are linked with the oscillating bar 8;
the maintaining rod 6 and the voltage supply block 7 are positioned on one side of the microswitch 3 and are linked with the microswitch 3;
the lock catch 9 is provided with an opening 91 for limiting the lock nose 10;
when the lock is closed, the lock nose 10 drives the lock catch 9 to swing under the pushing of external force, so that the lock nose 10 is limited between the opening 91 of the lock catch 9 and the notch 11 of the shell 1, the swing rod 8 limits the swung lock catch 9, and the swing rod is linked with the power supply press block 7 to rotate at the same time, so that the power supply press block 7 presses the microswitch 3;
when the lock is unlocked, the controller supplies power to the motor 2 through the microswitch 3, the motor 2 drives the cam 4 to rotate, the cam 4 is sequentially linked with the swing rod 8 and the maintaining rod 6, the swing rod 8 is shifted by the cam 4 to swing, the swing rod 8 is linked with the voltage block 7 and the lock catch 9, the voltage block 7 is separated from the microswitch 3, the opening 91 of the lock catch 9 is released, the lock nose 10 can be taken out from the notch 11 of the shell 1, then the cam 4 abuts against the maintaining rod, the maintaining rod 6 is separated from the microswitch 3, the microswitch 3 is in a non-pressing state, the power supply of the motor 2 is cut off, the motor 2 is stopped, the cam 4 stops rotating, and meanwhile the microswitch 3 sends a rotation stopping signal to the controller.
The locking can be realized by limiting the lock nose 10 by a mechanical structure, the motor 2 does not need to be electrified, and the voltage supply block 7 presses the microswitch 3 under the torsion action of the torsion spring 5, so that the microswitch 3 enters a pressing state; when the lock is unlocked, the motor 2 is electrified to enable the cam 4 to swing before driving the swing rod 8, the voltage supply block 7 is separated from the microswitch 3, then the cam 4 is abutted against the maintaining rod 6 to enable the maintaining rod 6 to be separated from the microswitch 3, at the moment, two pressing parts at the microswitch 3 release the microswitch 3, the microswitch 3 is in a non-pressing state, and a state signal is sent to the controller while the power supply of the motor is cut off; the electric control lock of the utility model is driven by the motor without the electromagnet, adopts a linked mechanical structure and is matched with the microswitch 3, so that the whole electric control lock has stable performance, safety and reliability; the motor 2 does not need to rotate positively and negatively in the whole process, and only rotates in a single direction, and the power of the motor is far less than that of the electromagnet, so that the requirement of low-power application is met, and the motor can be used for a long time even if a dry battery is used for supplying power.
The cam 4 is coaxial with the coaxial gear 41 and is arranged to realize synchronous rotation, the worm 21 is arranged on the output shaft of the motor 2, the worm 21 is linked with the gear set to drive the coaxial gear 41 to rotate, in the embodiment, the cam set comprises a first-level gear linked with the worm and a second-level gear linked with the first-level gear, the first-level gear and the second-level gear are both provided with two layers of gears, the first-level gear of the first-level gear 22 is meshed with the worm 21, the second-level gear of the first-level gear 22 is meshed with the first-level gear of the second-level gear 23, and the second-level gear of the second-level gear 23 is meshed. The structural design of the cam 4 enables the motor 2 to rotate in one direction to realize unlocking, simplifies the complexity of the drive control circuit and reduces the manufacturing cost of the drive control circuit.
The maintaining rod 6 and the swing rod 8 are positioned at two sides of the cam 4, so that the cam 4 drives the maintaining rod 6 and the swing rod 8 in sequence in the rotating process. After the cam 4 toggles the swing rod 8 to unlock, the voltage supply block 7 leaves the microswitch 3, the maintaining rod 6 is propped against the microswitch 3 at the moment, when the cam 4 is propped against the maintaining rod 6 again, the maintaining rod 6 also leaves the microswitch 3, the microswitch 3 is in a non-pressing state at the moment, and the power supply of the motor 2 is cut off. If only the swing rod 8 and the power supply block 7 are adopted to control the microswitch 3, after the swing rod 8 swings, the microswitch 3 immediately enters a non-pressing state, the power supply of the motor 2 is cut off, and the cam 4 stops rotating, so that the return of the cam 4 is not in place, the cam 4 and the swing rod 8 are deadly pushed when the lock is closed, the lock cannot be closed, and the reliability and the effectiveness of the electric control lock cannot be ensured.
The maintaining rod 6 is provided with an arc section 61 and a straightening section 62 which are positioned at two sides of a rotating shaft of the maintaining rod, the arc section 61 is linked with the cam 4, and the straightening section 62 is linked with the microswitch 3.
The swing rod 8 comprises an extension end 81 matched with the voltage supply block 7, a driving end 82 matched with the cam 4 for use and a limiting end 83 matched with the lock catch 9, a yielding port 12 is further arranged on the shell 1, the extension end 81 extends towards the yielding port 12 and extends out of the shell 1 from the yielding port 12 to serve as a stressed end for forced unlocking, and unlocking can be achieved when the motor 2 fails.
An arc-shaped edge 84 is arranged between the driving end 82 and the limiting end 83 of the swing rod 8 and used for the yielding lock catch 9. After the swing rod 8 is shifted by the cam 4, the lock catch 9 is limited by being separated from the swing rod 8, and the arc surface is arranged to provide a moving space for the swing of the swing rod 8, so that the interference between the swing rod and the arc surface is avoided.
The shell 1 is provided with a limiting stop nail 92 for limiting the lock catch 9, and after the lock catch 9 is separated from the swing rod 8, the limiting stop nail 92 limits the lock catch 9, so that the lock catch 9 stops swinging, and an opening 91 of the lock catch 9 is opposite to the notch 11 of the shell 1.
The voltage supply block 7 comprises a first end and a second end, wherein the first end is linked with the microswitch 3, the second end is linked with the swing rod 8, and the first end and the second end are bent and are respectively positioned on two sides of a rotating shaft of the voltage supply block 7.
The shell 1 is embedded with a connecting socket 13, and the connecting socket 13 is electrically connected with the motor 2 through the microswitch 3 so as to be electrically connected with an external controller.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (9)
1. The utility model provides a motor drive's automatically controlled lock which characterized in that, including shell (1) that is equipped with breach (11) and setting in shell (1): the device comprises a microswitch (3) which can be electrically connected with a controller, a motor (2) which is connected with the microswitch (3), a cam (4) which is driven by the motor (2) to rotate, a maintenance rod (6) which is sleeved with a torsion spring (5) and can swing, a power supply pressing block (7), a swing rod (8) and a lock catch (9);
the maintaining rod (6) and the swing rod (8) are linked with the cam (4);
the power supply pressing block (7) and the lock catch (9) are positioned on two sides of the swing rod (8) and are linked with the swing rod (8);
the maintaining rod (6) and the voltage supply block (7) are positioned on one side of the microswitch (3) and linked with the microswitch (3);
the lock catch (9) is provided with an opening (91) for limiting the lock nose (10);
when the lock is closed, the lock nose (10) drives the lock catch (9) to swing under the pushing of external force, so that the lock nose (10) is limited between the opening (91) of the lock catch (9) and the notch (11) of the shell (1), the swing rod (8) limits the lock catch (9) after swinging, and the lock catch (9) is simultaneously linked with the voltage supply block (7) to rotate, so that the voltage supply block (7) presses the microswitch (3);
when the lock is unlocked, the controller supplies power to the motor (2) through the microswitch (3), the motor (2) drives the cam (4) to rotate, the cam (4) stirs the swing rod (8) to swing, the swing rod (8) is linked with the voltage supply block (7) and the lock catch (9), the voltage supply block (7) is separated from the microswitch (3), the opening (91) of the lock catch (9) releases the lock nose (10), the lock nose (10) can be taken out from the notch (11) of the shell (1), then the cam (4) continues to rotate to abut against the maintaining rod (6), the maintaining rod (6) is separated from the microswitch (3), the microswitch (3) is in a non-pressing state, the power supply of the motor (2) is cut off, the motor (2) is stopped, the cam (4) stops rotating, and meanwhile the microswitch (3) sends a rotation stopping signal to the controller.
2. The motor-driven electric control lock according to claim 1, characterized in that the cam (4) is coaxially arranged with the coaxial gear (41) to realize synchronous rotation, a worm (21) is arranged on the output shaft of the motor (2), and the worm (21) is linked with the gear set to drive the coaxial gear (41) to rotate.
3. An electric motor-driven lock according to claim 2, characterized in that the holding lever (6) and the oscillating lever (8) are located on both sides of the cam (4) so that the cam (4) drives the holding lever (6) and the oscillating lever (8) in sequence during rotation.
4. A motor-driven electrically controlled lock according to claim 3, characterised in that the holding lever (6) has an arc-shaped section (61) and a straightening section (62) on both sides of its axis of rotation, the arc-shaped section (61) being in linkage with the cam (4) and the straightening section (62) being in linkage with the microswitch (3).
5. The motor-driven electric control lock according to claim 3, characterized in that the swing link (8) comprises an extension end (81) matched with the voltage supply block (7), a driving end (82) matched with the cam (4) and a limiting end (83) matched with the lock catch (9), the housing (1) is further provided with a yielding port (12), and the extension end (81) extends towards the yielding port (12) and extends out of the housing (1) from the yielding port (12) to serve as a forced end for forced unlocking.
6. The motor-driven electric control lock according to claim 5, characterized in that an arc-shaped edge (84) is arranged between the driving end (82) and the limiting end (83) of the swing rod (8) and used for the yielding lock catch (9).
7. The motor-driven electric control lock according to claim 1, characterized in that the housing (1) is provided with a limit stop nail (92) for limiting the lock catch (9), and when the lock catch (9) is separated from the swing rod (8), the limit stop nail (92) limits the lock catch (9), so that the lock catch (9) stops swinging, and the opening (91) of the lock catch (9) is opposite to the notch (11) of the housing (1).
8. The motor-driven electric control lock according to claim 1, characterized in that the voltage-feeding block (7) comprises a first end linked with the microswitch (3) and a second end linked with the swing rod (8), the first end and the second end are respectively positioned at two sides of the rotating shaft of the voltage-feeding block (7).
9. Motor-driven electric control lock according to claim 1, characterized in that a connection socket (13) is embedded in the housing (1), said connection socket (13) being electrically connected to the motor (2) through the microswitch (3) for electrical connection to an external controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021025230.0U CN212614161U (en) | 2020-06-05 | 2020-06-05 | Motor-driven electric control lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021025230.0U CN212614161U (en) | 2020-06-05 | 2020-06-05 | Motor-driven electric control lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212614161U true CN212614161U (en) | 2021-02-26 |
Family
ID=74722866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021025230.0U Active CN212614161U (en) | 2020-06-05 | 2020-06-05 | Motor-driven electric control lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212614161U (en) |
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2020
- 2020-06-05 CN CN202021025230.0U patent/CN212614161U/en active Active
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