Simple flexible transmission device

Abstract

The utility model provides a simple flexible transmission device, which relates to the technical field of flexible transmission devices and comprises a U-shaped clamping plate, a front shell is fixedly mounted on one side of the outside of the U-shaped clamping plate, a rear shell is fixedly mounted on the other side of the outside of the U-shaped clamping plate, a mechanical lock cylinder is fixedly mounted on one side, far away from the U-shaped clamping plate, of the inner wall of the front shell, and a lock cylinder gear is mounted at the tail end of the mechanical lock cylinder. A front sector gear is arranged on one side of the lock cylinder gear, the lock cylinder gear is connected with the front sector gear in a meshed mode, a rear synchromesh gear is arranged in the rear shell, a rear sector gear is arranged at the position, symmetrical to the front sector gear, in the rear shell, and the rear sector gear is connected with the rear synchromesh gear in a meshed mode. Through the arrangement of the mechanical lock cylinder, a gate can be opened during power failure, the door lock can be unlocked in multiple modes of fingerprints, NFC, keys, passwords and remote unlocking, the inconvenience that the door lock cannot be opened due to the fact that the passwords are forgotten and the fingerprints are damaged is avoided, the structure of the mechanical lock cylinder is simplified, the spring bolt is controlled to move in a flexible transmission mode, and the production cost of the door lock is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of winding transmission devices, in particular to a simple winding transmission device. Background Art

[0002] As the name implies, a door lock is a device used to lock a door to prevent others from opening the door. There are many types of door locks, and the requirements for door locks are different in different occasions. Ordinary families generally use anti-theft door locks, which are highly secure and relatively cheap. Common existing door locks include password locks and fingerprint recognition locks. However, although these two types of door locks do not require keys, it is easy to forget the password, which is especially inconvenient for users with poor memory. Moreover, these two types of door locks need to rely on dry batteries for power supply. They are in full speed state when working, and have the disadvantages of high standby power consumption and short battery replacement cycle. Therefore, the power is too low to be fully opened or there is no power to open the door, which brings inconvenience to people. In addition, the existing mechanical door locks have a relatively complex structure and high production and manufacturing costs. Utility Model Content

[0003] The utility model aims to solve the shortcomings existing in the background technology and provide a simple winding transmission device. Through the setting of a mechanical lock core, the door can be opened when the power is off, and multiple ways of unlocking the door lock, such as fingerprint, NFC, key, password, and remote unlocking, are provided to avoid the inconvenience of being unable to open the door lock due to forgotten passwords or damaged fingerprints. The structure of the traditional mechanical lock core is simplified, and the lock tongue is controlled to be pushed out or retracted through a winding transmission method, thereby reducing the production cost of the door lock.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a simple winding transmission device, comprising: a U-shaped splint, a front shell is fixedly installed on one side of the outside of the U-shaped splint, and a rear shell is fixedly installed on the other side, a mechanical lock core is fixedly installed on the side of the inner wall of the front shell away from the U-shaped splint, a lock core gear is installed on the end of the mechanical lock core, a front fan gear is provided on one side of the lock core gear, and the lock core gear is meshingly connected with the front fan gear, a rear synchronous gear is provided inside the rear shell, and a rear fan gear is provided inside the rear shell at a position symmetrical to the front fan gear, and the rear fan gear is meshingly connected with the rear synchronous gear.

[0005] Furthermore, a movable groove is opened on one side of the outer side of the U-shaped clamping plate, and a U-shaped steel wire is rotatably connected inside the movable groove. Both ends of the U-shaped steel wire respectively penetrate the front shell and the rear shell, and both ends are respectively transmission-connected to the rear sector gear and the front sector gear.

[0006] Furthermore, a lever arm is fixedly mounted on the outside of the rear synchronous gear, a locking tongue matched with the lever arm is arranged inside the rear shell, a groove in the shape of an inverted Y-shaped structure is arranged at the bottom of the locking tongue, and one end of the locking tongue extends into the inside of the groove.

[0007] Furthermore, a manual knob is provided on one side of the outer portion of the rear shell, and a knob column is fixedly connected to the axis of one side of the inner wall of the manual knob, and the knob column passes through the rear shell and is fixedly connected to the lever arm.

[0008] Furthermore, symmetrically arranged square holes are respectively provided inside the lock core gear and the rear synchronous gear, and the two square holes can be connected by a linear transmission through a matching square rod.

[0009] Furthermore, the front shell is provided with an electric control module, and the rear shell is provided with a control board inside. The electric control module is electrically connected to the control board through a flexible flat cable that bypasses the U-shaped clamping plate.

[0010] Furthermore, a driving motor is provided inside the front shell, one end of the driving shaft of the driving motor is drivingly connected to a power gear, a driven gear is provided outside the knob column, and the power gear and the driven gear are meshingly connected.

[0011] Furthermore, the electric control module is respectively provided with a fingerprint module for fingerprint recognition unlocking, a password keyboard for password input unlocking, and an induction card reader for NFC card induction unlocking.

[0012] The utility model provides a simple winding transmission device, which has the following beneficial effects:

[0013] The advantage of the utility model is that the door can be opened when the power is off through the setting of the mechanical lock core, and multiple ways of unlocking the door lock, such as fingerprint, NFC, key, password, and remote unlocking, are provided, thus avoiding the inconvenience of being unable to open the door lock due to forgotten passwords or damaged fingerprints. The structure of the traditional mechanical lock core is simplified, and the lock tongue is controlled to be pushed out or retracted through a winding transmission method, thereby reducing the production cost of the door lock. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a sectional view of the overall structure of the utility model.

[0016] Figure 3 It is a schematic diagram of the winding transmission structure of the utility model.

[0017] Figure 4 This is a schematic diagram of the U-shaped steel wire structure of the utility model.

[0018] Figure 5 This is a schematic diagram of the manual knob structure of the utility model.

[0019] Figure 6 For the utility model Figure 2 Enlarged view of point A in the middle.

[0020] Figure 7 It is a schematic diagram of the linear transmission structure of the utility model.

[0021] Figure 1-7 Middle: 1. U-shaped splint; 11. front shell; 12. rear shell; 13. movable groove; 14. U-shaped steel wire; 2. mechanical lock core; 21. lock core gear; 22. front sector gear; 3. rear synchronization gear; 31. rear sector gear; 32. lever arm; 33. lock tongue; 34. manual knob; 35. knob column; 36. square hole; 4. electronic control module; 41. control board; 42. drive motor; 43. power gear; 44. driven gear; 45. fingerprint module; 46. password keyboard; 47. induction card reader. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0023] The embodiment of the present application provides a simple winding transmission device, which can realize opening the door when the power is off through the setting of a mechanical lock core, and provides multiple ways to unlock the door lock, such as fingerprint, NFC, key, password, and remote unlocking, to avoid the inconvenience of being unable to open the door lock due to forgotten passwords or damaged fingerprints. The structure of the traditional mechanical lock core is simplified, and the lock tongue is controlled to be pushed out or retracted through a winding transmission method, thereby reducing the production cost of the door lock.

[0024] The following is a detailed description of the simple winding transmission device. It should be noted that the description order of the following embodiments is not intended to limit the preferred order of the embodiments.

[0025] The present application is described in detail below with reference to the accompanying drawings and specific implementation methods.

[0026] Example 1

[0027] See also Figure 1-7In the embodiment, a simple winding transmission device is provided, comprising: a U-shaped clamping plate 1, a front shell 11 is fixedly installed on one side of the outside of the U-shaped clamping plate 1, and a rear shell 12 is fixedly installed on the other side, a mechanical lock core 2 is fixedly installed on the inner wall of the front shell 11 away from the U-shaped clamping plate 1, a lock core gear 21 is installed at the end of the mechanical lock core 2, a front sector gear 22 is provided on one side of the lock core gear 21, and the lock core gear 21 is meshed with the front sector gear 22, a rear synchronous gear 3 is provided inside the rear shell 12, a rear sector gear 31 is provided at a position symmetrical to the front sector gear 22 inside the rear shell 12, and the rear sector gear 31 is meshed with the rear synchronous gear 3, and a movable groove 13 is provided on one side of the outside of the U-shaped clamping plate 1 A U-shaped steel wire 14 is rotatably connected inside the movable groove 13. Both ends of the U-shaped steel wire 14 pass through the front shell 11 and the rear shell 12 respectively, and the two ends are respectively transmission-connected with the rear sector gear 31 and the front sector gear 22, and are flexible along the thickness direction. A lever arm 32 is fixedly installed outside the rear synchronous gear 3. A lock tongue 33 used in conjunction with the lever arm 32 is provided inside the rear shell 12. A groove in the shape of an inverted Y-shaped structure is provided at the bottom of the lock tongue 33. One end of the lock tongue 33 extends to the inside of the groove. A manual knob 34 is provided on one side of the outside of the rear shell 12. A knob column 35 is fixedly connected to the axis on one side of the inner wall of the manual knob. The knob column 35 passes through the rear shell 12 and is fixedly connected to the U-shaped steel wire 14 between the lever arm 32 for rotation.

[0028] When in use, the U-shaped clamping plate 1 is installed on the door, so that the front shell 11 faces the outside of the door and the rear shell 12 faces the room, and the key is inserted into the mechanical lock core 2, and then the key is turned in the unlocking direction, thereby driving the lock core gear 21 to rotate, and the lock core gear 21 rotates and meshes with the front sector gear 22, thereby driving the front sector gear 22 to rotate, so that the front sector gear 22 drives the U-shaped steel wire 14 to rotate, and the U-shaped steel wire 14 rotates with the movable groove 13 as the center of the circle, and the U-shaped steel wire 14 synchronously drives the rear sector gear 31 to rotate, and the rear sector gear 31 rotates and meshes with the rear synchronous gear 3, and when the rear synchronous gear 3 rotates, the lever arm 32 is rotated, and when the lever arm 32 rotates, the lock tongue 33 is withdrawn from the lock plate on the door frame and retracted to the rear The lock body 33 is locked and locked by the key. The lock body 33 is locked by the key. The lock body 33 is locked by the key. The lock body 33 is locked by the key.

[0029] Among them, symmetrically arranged square holes 36 are respectively opened on the inner sides of the lock core gear 21 and the rear synchronous gear 3. The two square holes 36 can be connected by a linear transmission through a matching square rod. When the winding transmission is not required, the U-shaped steel wire 14 of the front sector gear 22 and the rear sector gear 31 is removed, and the matching square rod is respectively inserted into the square holes 36 of the lock core gear 21 and the rear synchronous gear 3 for connection, so that linear transmission is performed through the square rod to control the ejection or retraction of the lock tongue 33.

[0030] Example 2

[0031] On the basis of Example 1, the front shell 11 is provided with an electric control module 4, and the rear shell 12 is provided with a control board 41. The electric control module 4 is electrically connected to the control board 41 through a soft cable bypassing the U-shaped clamping plate 1. A driving motor 42 is provided inside the front shell 11, and one end of the driving shaft of the driving motor 42 is drivingly connected to a power gear 43. A driven gear 44 is provided outside the knob column 35, and the power gear 43 and the driven gear 44 are meshingly connected. The electric control module 4 is respectively provided with a fingerprint module 45 for fingerprint recognition unlocking, a password keyboard 46 for password input unlocking, and an induction card reader 47 for NFC card induction unlocking.

[0032] The electric control module 4 can supply power to the drive motor 42 and the control panel 41, and can control the start and stop and the reverse rotation of the drive motor 42 through the electric control module 4. The fingerprint module 45 can recognize the fingerprint to unlock the door, the password keyboard 46 can input the correct seal to unlock the door, and the induction card reader 47 can be used to attach the matching card to unlock the door, so as to adapt to various situations to unlock the door. After the electric control module 4 detects the door opening signal, the drive motor 42 is started to drive the power gear 43 to rotate, and the power gear 43 rotates to engage with the driven gear 44, thereby driving the knob column 35 to rotate, so as to control the lock tongue 33 to retract and contact the door to lock. When the door is closed again, the drive motor 42 rotates in the opposite direction to drive the lock tongue 33 to push out and fix the door. The electric control module 4 also includes one or more of a remote control module or a Bluetooth module, and the door can be opened through the corresponding APP to improve the practical performance of the door lock.

[0033] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0034] The above is a detailed introduction to a simple winding transmission device provided in an embodiment of the present application. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the technical solution and its core idea of ​​the present application. Ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some of the technical features therein with equivalents; and these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present application.

Claims

1. A simple winding transmission device, characterized in that: include: A U-shaped clamp (1), a front shell (11) is fixedly mounted on one side of the outside of the U-shaped clamp (1), and a rear shell (12) is fixedly mounted on the other side, a mechanical lock core (2) is fixedly mounted on the inner wall of the front shell (11) away from the U-shaped clamp (1), a lock core gear (21) is mounted at the end of the mechanical lock core (2), a front sector gear (22) is provided on one side of the lock core gear (21), and the lock core gear (21) is meshingly connected with the front sector gear (22); A rear synchronous gear (3) is arranged inside the rear housing (12), and a rear sector gear (31) is arranged inside the rear housing (12) at a position symmetrical to the front sector gear (22), and the rear sector gear (31) is meshingly connected with the rear synchronous gear (3).

2. A simple winding transmission device according to claim 1, characterized in that: A movable groove (13) is provided on one side of the outside of the U-shaped clamping plate (1), and a U-shaped steel wire (14) is rotatably connected inside the movable groove (13). Two ends of the U-shaped steel wire (14) respectively penetrate the front shell (11) and the rear shell (12), and the two ends are respectively transmission-connected to the rear sector gear (31) and the front sector gear (22).

3. A simple winding transmission device according to claim 1, characterized in that: A lever arm (32) is fixedly mounted on the outside of the rear synchronous gear (3), a locking tongue (33) matched with the lever arm (32) is arranged inside the rear shell (12), a groove in the shape of an inverted Y-shaped structure is provided at the bottom of the locking tongue (33), and one end of the locking tongue (33) extends into the inside of the groove.

4. A simple winding transmission device according to claim 3, characterized in that: A manual knob (34) is provided on one side of the exterior of the rear shell (12), and a knob column (35) is fixedly connected to the axis of one side of the inner wall of the manual knob. The knob column (35) passes through the rear shell (12) and is fixedly connected to the lever arm (32).

5. A simple winding transmission device according to claim 1, characterized in that: The lock core gear (21) and the rear synchronous gear (3) are respectively provided with symmetrically arranged square holes (36) on their inner sides, and the two square holes (36) can be connected by a linear transmission via a matching square rod.

6. A simple winding transmission device according to claim 3, characterized in that: The front shell (11) is provided with an electric control module (4), and a control board (41) is provided inside the rear shell (12). The electric control module (4) is electrically connected to the control board (41) via a flexible flat cable that bypasses the U-shaped clamping plate (1).

7. A simple winding transmission device according to claim 4, characterized in that: A driving motor (42) is provided inside the front shell (11), one end of a driving shaft of the driving motor (42) is drivingly connected to a power gear (43), a driven gear (44) is provided outside the knob column (35), and the power gear (43) is meshingly connected to the driven gear (44).

8. A simple winding transmission device according to claim 6, characterized in that: The electric control module (4) is respectively provided with a fingerprint module (45) for fingerprint recognition unlocking, a password keyboard (46) for password input unlocking, and an induction card reader (47) for NFC card induction unlocking.

Images