CN218479683U - Locking mechanism for electronic lock and electronic lock - Google Patents

Abstract

The utility model discloses a locking mechanism and electronic lock for electronic lock, including a locking piece that is used for unblock or locking, still include: a first conical gear and a second conical gear, the first conical gear and the second conical gear being in mesh; and the speed reducing unit is connected with the second conical gear, the speed reducing unit is provided with an initial end and a tail end, the initial end is connected with the second conical gear, and the tail end drives the locking piece to extend out or retract. In this application, set up first conical gear and the meshing of second conical gear, when the reverse thrust of motor transmitted to the second conical gear on, the second conical gear atress made first conical gear rotate, avoided first conical gear axial atress, and then avoided the motor axial atress that is used for driving first conical gear and leaded to the problem that the bearing damaged.

Description

Locking mechanism for electronic lock and electronic lock

Technical Field

The utility model relates to a tool to lock technical field especially relates to a locking mechanism and electronic lock for electronic lock.

Background

Electronic locks are unlocked and locked by movement of a locking member, which is typically driven by a magnet or motor.

However, the existing electronic lock has the following disadvantages: firstly, the electronic lock of the locking piece is driven by the magnet, the locking piece can be driven by external strong magnetism, the risk of unconventional unlocking exists, and the safety is low; secondly, the electronic lock of the locking piece is driven by the motor, and the locking piece has radial reverse thrust to the motor bearing, so that the motor bearing is easy to damage; third, motor direct drive locking piece, the motor needs great moment of torsion, leads to motor physical power great, and then leads to the volume of whole electronic lock great.

Disclosure of Invention

The above is not enough to prior art, the utility model aims to solve the technical problem that a locking mechanism and electronic lock for electronic lock is proposed for solve among the prior art electronic lock motor bearing atress damage scheduling problem.

The utility model provides a technical scheme that its technical problem adopted is a locking mechanism for electronic lock, including a locking piece that is used for unblock or locking, still include:

a first conical gear and a second conical gear, the first conical gear and the second conical gear being in mesh;

and the speed reducing unit is connected with the second conical gear, the speed reducing unit is provided with an initial end and a tail end, the initial end is connected with the second conical gear, and the tail end drives the locking piece to extend out or retract.

Further, the rotational axis of the first conical gear is parallel to the longitudinal direction or the width direction of the lock mechanism, and the rotational axis of the second conical gear is parallel to the height direction of the lock mechanism.

Furthermore, a first gear is coaxially and fixedly connected with the second conical gear;

the reduction unit comprises a plurality of reduction gears which are meshed in sequence, and the first gear is meshed with the reduction gear at the initial end.

Further, any one of the reduction gears comprises a second gear and a third gear which are coaxially arranged, and the number of teeth of the second gear is more than that of the teeth of the third gear.

Further, the speed reducing unit comprises a first speed reducing gear, a second speed reducing gear, a third speed reducing gear and an output gear which are meshed in sequence, the output gear drives the locking piece to extend or retract, and the transmission ratio of the speed reducing unit is between 1.

Further, the first reduction gear, the second reduction gear, and the third reduction gear are provided along a length direction of the lock mechanism, and the output gear and the second reduction gear are provided along a width direction of the lock mechanism.

Further, the first reduction gear, the second reduction gear, and the output gear are disposed along a length direction of the lock mechanism, and the third reduction gear and the second reduction gear are disposed along a width direction of the lock mechanism.

Further, the method also comprises the following steps:

the shell is provided with a sliding chute;

and the rack is slidably arranged in the chute and fixedly connected with the locking piece, and the rack is meshed with the output gear.

Further, the device also comprises a driving motor, and an output shaft of the driving motor is connected with the first conical gear.

Further, an electronic lock is also disclosed, and the electronic lock comprises the locking mechanism for the electronic lock.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

(1) The first conical gear is meshed with the second conical gear, when the reverse thrust of the motor is transmitted to the second conical gear, the second conical gear is stressed to enable the first conical gear to rotate, axial stress of the first conical gear is avoided, and therefore the problem that the bearing is damaged due to axial stress of the motor for driving the first conical gear is solved.

(2) The speed reduction unit is arranged, the torque of the motor is amplified, the motor driving locking piece can drive the motor to rotate through the smaller torque, the size of the motor is reduced while the cost is reduced, and the size of the whole electronic lock is reduced.

Drawings

FIG. 1 is a schematic structural view of a locking mechanism according to an embodiment;

FIG. 2 is another schematic structural view of the locking mechanism in the embodiment;

FIG. 3 is a schematic structural diagram of the locking mechanism of the embodiment with the housing removed;

FIG. 4 is a schematic structural view of a reduction gear in the embodiment;

in the figure:

100. a housing; 110. a chute;

200. a drive motor;

300. a first conical gear;

400. a second conical gear; 410. a first gear;

500. a deceleration unit; 501. a second gear; 502. a third gear; 510. a first reduction gear; 520. A second reduction gear; 530. a third reduction gear; 540. an output gear; 541. a key hole;

600. a rack;

700. a locking member.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Referring to fig. 1-4, the present invention discloses a locking mechanism for an electronic lock, including a locking member for unlocking or locking, further including:

a first conical gear 300 and a second conical gear 400, the first conical gear 300 and the second conical gear 400 being in mesh;

and a speed reduction unit 500 connected to the second conical gear 400, wherein the speed reduction unit 500 has an initial end connected to the second conical gear 400 and a distal end driving the latch member 700 to extend or retract.

Specifically, the first bevel gear 300 is driven to drive the second bevel gear 400 to rotate, and the locking member 700 is driven to move through the transmission of the speed reduction unit 500, so as to unlock or lock the electronic lock.

In this application, set up first conical gear 300 and second conical gear 400 meshing, when the reverse thrust of motor transmitted to second conical gear 400 on, second conical gear 400 atress made first conical gear 300 rotate, avoided first conical gear 300 axial atress, and then avoided the motor axial atress that is used for driving first conical gear 300 and leaded to the problem of bearing damage.

Meanwhile, the speed reducing unit 500 is arranged, so that the torque of the motor is amplified, the locking piece 700 can be driven by the motor with smaller torque, the size of the motor is reduced while the cost is reduced, and the size of the whole electronic lock is further reduced.

Further, the rotational axis of the first conical gear 300 is parallel to the longitudinal direction or the width direction of the lock mechanism, and the rotational axis of the second conical gear 400 is parallel to the height direction of the lock mechanism.

Specifically, the rotation axis of the first conical gear 300 is perpendicular to the height direction, and the rotation axis of the second conical gear 400 is parallel to the height direction, so that the motor for driving the first conical gear 300 can be transversely arranged in the housing 100, the structure is more compact, and the space utilization rate is improved.

Meanwhile, because the rotating shafts of the first two conical gears are vertical, when the second conical gear 400 is subjected to the reverse thrust of the locking piece 700, the acting force of the second conical gear 400 on the first conical gear 300 is offset by the rotation of the first conical gear 300, so that the problem that the bearing is damaged due to the axial stress of the motor is avoided.

Further, the second conical gear 400 is coaxially and fixedly connected with a first gear 410;

the reduction unit 500 includes a plurality of reduction gears which are engaged in sequence, the first gear 410 is engaged with the reduction gear at the initial end, and the transmission ratio of the reduction unit is between 1.

Further, any one of the reduction gears comprises a second gear 501 and a third gear 502 which are coaxially arranged, and the number of teeth of the second gear 501 is greater than that of the third gear 502.

Further, the reduction unit 500 includes a first reduction gear 510, a second reduction gear 520, a third reduction gear 530, and an output gear 540 engaged in sequence, and the output gear 540 drives the latch member 700 to extend or retract.

Specifically, the first gear 410 is driven to rotate by the second bevel gear 400, the first gear 410 sequentially drives the first reduction gear 510, the second reduction gear 520, the third reduction gear 530 and the output gear 540 to rotate, and the output gear 540 drives the locking member 700 to move.

Further, the first reduction gear 510, the second reduction gear 520, and the third reduction gear 530 are disposed along the length direction of the lock mechanism, and the output gear 540 and the second reduction gear 520 are disposed along the width direction of the lock mechanism.

As shown in fig. 1, the driving motors are arranged longitudinally, the three reduction gears are arranged transversely, and the output gear is arranged above the second reduction gear and on one side of the driving motor, so that the length and the width of the whole locking mechanism are closer, the structure is more compact and regular, and the cross section of the locking mechanism is approximately square.

Further, the first reduction gear 510, the second reduction gear 520, and the output gear 540 are disposed along the length direction of the lock mechanism, and the third reduction gear 530 and the second reduction gear 520 are disposed along the width direction of the lock mechanism.

As shown in fig. 2, the driving motor is arranged along the length direction, the first reduction gear, the second reduction gear and the output gear are arranged along the length direction of the locking mechanism, the third reduction gear is arranged at one side of the second reduction gear, so that the length of the locking mechanism is larger than the width of the locking mechanism, and the cross section of the locking mechanism is rectangular.

Further, the method also comprises the following steps:

the device comprises a shell 100, wherein a sliding groove 110 is formed in the shell 100;

a rack 600 slidably disposed in the sliding groove 110 and fixedly connected to the locking member 700, wherein the rack 600 is engaged with the output gear 540.

The output gear 540 rotates to drive the rack 600 to slide in the sliding slot 110, and simultaneously drives the locking member 700 to slide, so as to realize unlocking and locking.

Further, a key hole 541 is formed in the output gear 540.

The key hole 541 is arranged, a mechanical key can be inserted into the key hole 541 to directly drive the output gear 540 to rotate, the locking piece 700 is driven to move, and manual unlocking and locking are achieved.

Further, a driving motor 200 is also included, and an output shaft of the driving motor 200 is connected with the first conical gear 300.

Further, an electronic lock is also disclosed, and the electronic lock comprises the locking mechanism for the electronic lock.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions of the embodiments as "first," "second," "a," etc. in this disclosure are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of the indicated features is indicative. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims (10)

1. A locking mechanism for an electronic lock, comprising a locking member for unlocking or locking, characterized by further comprising:

a first conical gear and a second conical gear, the first conical gear and the second conical gear being in mesh;

and the speed reducing unit is connected with the second conical gear, the speed reducing unit is provided with an initial end and a tail end, the initial end is connected with the second conical gear, and the tail end drives the locking piece to extend out or retract.

2. A lock mechanism for an electronic lock as claimed in claim 1, wherein the rotational axis of the first conical gear is parallel to the length or width direction of the lock mechanism and the rotational axis of the second conical gear is parallel to the height direction of the lock mechanism.

3. The locking mechanism of claim 1, wherein the second bevel gear is coaxially fixed with the first gear;

the reduction unit comprises a plurality of reduction gears which are meshed in sequence, and the first gear is meshed with the reduction gear at the initial end.

4. The lock mechanism of claim 3, wherein any one of the reduction gears includes a second gear and a third gear which are coaxially disposed, and the number of teeth of the second gear is greater than that of the third gear.

5. A lock mechanism for an electronic lock according to claim 3, wherein the reduction unit includes a first reduction gear, a second reduction gear, a third reduction gear and an output gear which mesh in sequence, the output gear drives the lock member to extend or retract, and the transmission ratio of the reduction unit is between 1.

6. The lock mechanism of claim 5, wherein the first reduction gear, the second reduction gear, and the third reduction gear are disposed along a length direction of the lock mechanism, and the output gear and the second reduction gear are disposed along a width direction of the lock mechanism.

7. The lock mechanism of claim 5, wherein the first reduction gear, the second reduction gear, and the output gear are arranged in a length direction of the lock mechanism, and the third reduction gear and the second reduction gear are arranged in a width direction of the lock mechanism.

8. The locking mechanism for an electronic lock of claim 5, further comprising:

the shell is provided with a sliding chute;

and the rack is slidably arranged in the chute and fixedly connected with the locking piece, and the rack is meshed with the output gear.

9. A lock mechanism for an electronic lock as claimed in claim 1, further comprising a drive motor, the output shaft of the drive motor being connected to the first conical gear wheel.

10. An electronic lock comprising a locking mechanism for an electronic lock according to any one of claims 1 to 9.

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