WO2023160019A1 - Lock - Google Patents

Abstract

A lock, comprising a housing (1), a first bolt assembly (2), a second bolt assembly (3), and a linkage assembly (4), wherein the first bolt assembly (2) consists of a sliding frame (21), a flipping bolt (22) and a first spring (23); the second bolt assembly (3) consists of a sliding plate (31) and dead bolts (32); and the linkage assembly (4) consists of a first shifting block (41), a second shifting block (43) and a rotating wheel (44). When the rotating wheel (44) rotates, a first protruding block (441) or a second protruding block (442) thereon can abut against a side wall of the first shifting block (41), so that a flipping bolt limiting block (411) at one end of the first shifting block (41) is moved out of the sliding frame (21) to unlock the first bolt assembly (2); and the first protruding block (441) and the second protruding block (442) can also drive the second shifting block (43) to rotate, so that an end of the second shifting block is located in a recess (33), and the first protruding block (441) and the second protruding block (442) can also drive the dead bolt (32) to extend out of the housing (1) or retract into the housing (1), so as to achieve locking and unlocking.

Description

lock

This application requires that the application number is 2022101631443, the application date is February 22, 2022, and the Chinese patent application with the name of the invention and creation as "lock", the application number is 2022203630065, the application date is February 22, 2022, and the name of the invention and creation is " The Chinese patent application and application number of "door lock" is 2022203627880, and the application date is February 22, 2022. The priority and rights and interests of the Chinese patent application with the invention name "door lock", the entire content of which is incorporated in this application by reference middle.

technical field

The present disclosure relates to the field of security technologies, and in particular, to a lock.

Background technique

In order to take into account the convenience of use and high safety of the door lock, two sets of deadbolt components are usually set up. One set uses the oblique tongue and the other uses the square tongue. Extend out to the outside of the lock body. Correspondingly, when opening and closing the lock, the two groups of deadbolt assemblies need to be controlled simultaneously. For this reason, a relatively complicated interlocking structure needs to be arranged inside the lock body. Complex interlocking structures often lead to problems such as slow operation response, easy damage to parts, and difficult maintenance. In addition, in the smart lock, the switch lock is realized through the control circuit, but in order to avoid the situation that the lock cannot be unlocked due to circuit failure, the mechanical unlocking structure is still retained in the lock body. Since the structure of the mechanical unlocking requires simultaneous control of two sets of deadbolt assemblies, there is also the problem of complex structure.

Contents of the invention

An embodiment of the present disclosure is made to solve the above-mentioned technical problems, and its purpose is to provide a lock, which can control two groups of deadbolt assemblies in the lock through a linkage assembly with a simple structure.

In order to achieve the above purpose, an embodiment of the present disclosure provides a lock, including:

One side of the housing is provided with a through hole through which the lock tongue can protrude;

The first deadbolt assembly includes a sliding frame fixed in the housing with one end facing the through hole, a turning tongue arranged in the sliding frame and two ends respectively connected between the turning tongue and the sliding frame the first spring on

The second deadbolt assembly includes a slide plate slidably arranged in the housing and a square tongue fixed on the slide plate and facing the through hole, and a groove is provided on one side of the slide plate;

The linkage assembly includes rotating the first shifting block, the second shifting block and the rotating wheel arranged in the casing and the second spring arranged in the casing, wherein the second spring is directed toward the first A toggle block exerts an active force, so that the turning tongue limit block arranged at one end of the first toggle block penetrates into the sliding frame, and one end of the second toggle block is arranged in the groove , the side wall of the rotating wheel is provided with a first bump and a second bump located on both sides of the second toggle block; wherein

When the rotating wheel rotates, the first protrusion or the second protrusion can abut against the side wall of the first shifting block, so that the turning tongue limiting block moves out of the sliding frame, The first protruding block and the second protruding block can also drive the second toggle block to rotate so that its end is in the groove.

According to the above description and practice, it can be seen that the lockset of the present disclosure is provided with two groups of deadbolt components, and the flip tongue and the square tongue are respectively selected, and the two groups of deadbolt components can be simultaneously controlled by the linkage component to realize unlocking or closing, and The interlocking assembly only includes four components, its structure is relatively simple, it is not easy to produce faults during use, and the service life of the lock can be improved.

Description of drawings

The above-mentioned features and technical advantages of the present disclosure will become clearer and easier to understand by describing the embodiments thereof in conjunction with the following drawings.

Fig. 1a and Fig. 1b are structural schematic diagrams of the lock involved in an embodiment of the present disclosure under two viewing angles, showing the internal structure of the lock when the lock is completed.

Fig. 2 is a schematic diagram of the connection between the rotating wheel and the second shifting block and the sliding plate after being reset according to an embodiment of the present disclosure.

Fig. 3a and Fig. 3b are structural schematic diagrams of the lock involved in an embodiment of the present disclosure under two viewing angles, showing the internal structure of the lock when the lock is unlocked through the linkage assembly.

Fig. 4 is a schematic structural diagram of a second toggle block involved in an embodiment of the present disclosure.

Fig. 5 is a schematic structural diagram of a rotating wheel involved in an embodiment of the present disclosure.

Fig. 6 is a schematic structural diagram of the lock involved in an embodiment of the present disclosure, showing the internal structure of the lock when the lock is unlocked by a mechanical key.

Fig. 7 is a structural schematic diagram of a lock related to another embodiment of the present disclosure, showing the internal structure of the lock when the lock is unlocked by a mechanical key.

The reference signs in the figure are:

1. Shell 2. The first bolt assembly 3. The second bolt assembly

4. Linkage components 5. Driving device 6. Sensor switch

11. Through hole 12. Fixed shaft 21. Sliding frame

22. Flip tongue 23. First spring 24. Locating strip

31. Skateboard 32. Square Tongue 33. Groove

34. The first limit part 35. The second limit part 41. The first toggle block

42. Second spring 43. Second toggle block 44. Turning wheel

45. The third spring 71. Mechanical lock cylinder 72. The third toggle block

73. Shift plate 74. Fourth spring 411. Flip tongue limit block

412. First arm 413. Second arm 431. Fourth bump

441. The first bump 442. The second bump 443. The third bump

731. The first stop 732. The second stop 733. The third stop

734. Fifth bump.

Detailed ways

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete and will fully convey the concept of example embodiments. communicated to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus repeated descriptions thereof will be omitted. It should be noted that in the present disclosure, the terms "comprising", "configured with", and "disposed at" are used to express an open and inclusive meaning, and refer to the listed elements/components/etc. There may also be additional elements/components/etc.; the terms "first", "second", etc. are used only as labels, not as limitations on the number or order of their objects; the terms "center", "upper", "lower" , "Left", "Right", "Vertical", "Horizontal", "Inner", "Outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing this The disclosure and simplified description do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and operate in a particular orientation, and thus should not be construed as limiting the present disclosure.

Unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be interpreted in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or an internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present disclosure in specific situations.

In the present disclosure, expressions in the singular (eg, one (a, an)) are also intended to include the plural unless specifically stated otherwise. In addition, in the present disclosure, when "one embodiment", "some embodiments" or similar expressions are used, it may refer to the same one or some embodiments, or may refer to a different one or some embodiments. , unless otherwise specified.

Fig. 1a and Fig. 1b are structural schematic diagrams of the lock in this embodiment at two viewing angles, to show the internal structure of the lock when the lock is completed. Fig. 2 is a schematic diagram of the connection between the rotating wheel and the second shifting block and the slide plate after being reset in this embodiment. Fig. 3a and Fig. 3b are structural schematic diagrams of the lock in this embodiment at two viewing angles, to show the internal structure of the lock when unlocking is completed through the linkage assembly. Fig. 4 is a schematic structural diagram of the second toggle block in this embodiment. Fig. 5 is a structural schematic diagram of the rotating wheel in this embodiment.

Please refer to Fig. 1a to Fig. 5, the lockset in this embodiment includes: a housing 1 and a first deadbolt assembly 2, a second deadbolt assembly 3 and a linkage assembly 4 disposed therein, the user passes through the linkage assembly 4 The first deadbolt assembly 2 and the second deadbolt assembly 3 can be controlled simultaneously to realize unlocking and closing.

Specifically, the housing 1 is formed by fastening two half shells, and a cavity is formed in the middle to accommodate the first deadbolt assembly 2, the second deadbolt assembly 3 and the interlocking assembly 4. In the figure, it is a display door The internal structure of the lock only shows a half shell of the housing 1 . A plurality of through holes 11 through which the lock tongue can protrude are provided on the shell wall on one side of the shell 1 .

The first locking tongue assembly 2 includes a sliding frame 21 , a turning tongue 22 and a first spring 23 . The sliding frame 21 is a U-shaped frame fixed on the inner wall of the housing 1 , with its open end facing the through hole 11 , allowing the flip tongue 22 to flip inside and slide along the length of the sliding frame 21 . The first spring 23 is a compression spring, one end of which is connected to the turning tongue 22 , and the other end is connected to the inner wall of the bottom surface of the sliding frame 21 . The first spring 23 exerts a force on the turning tongue 22 toward the outside of the housing 1 , so that the turning tongue 22 passes through the through hole 11 and is outside the housing 1 . When the first bolt assembly 2 is applied to the door, during the door closing process, the inclined surface of the turning tongue 22 is squeezed by the door frame to move into the sliding frame 21, and at the same time, the first spring 23 is pressed to store force, so the first spring 23 after the door is closed 23. Pop the turning tongue 22 out of the housing 1; during the door opening process, the door frame squeezes the side of the turning tongue 22, so that the turning tongue 22 turns over in the sliding frame 21. Since its side is subjected to the force exerted by the door frame, the force There is a component force along the length of the first spring 23, so the turning tongue 22 can be shrunk into the housing 1, thereby unlocking and opening the door. In other words, the lock can be locked after the turning of the turning tongue 22 is restricted. In addition, in order to enhance the stability of the first spring 23, a positioning strip 24 is provided along the lengthwise direction in the sliding frame 21, and the positioning strip 24 passes through the slot provided on the bottom surface of the sliding frame 21 and straddles the sliding frame 21. Above, a positioning plate that can abut against the flip tongue 22 is provided at one end of the positioning strip 24 protruding into the sliding frame 21 , and the first spring 23 is connected to the positioning plate. In addition, the specific structure of the turning tongue 22 is a prior art, and is not an innovative point of the present disclosure, so it will not be repeated here.

The second deadbolt assembly 3 includes a slide plate 31 and a square tongue 32, as shown in Figure 1a and Figure 1b, the slide plate 31 is a plate body, slidingly arranged in the housing 1, and there are three square tongues 32, which are fixed on the slide plate 31 One end is opposite to the through hole 11. When the sliding plate 31 slides, it can drive the square tongue 32 to move in the through hole 11 , extend out of the housing 1 or shrink into the housing 1 . As shown in Figure 1b, a groove 33 is provided on the upper side of the slide plate 31, a first limiting portion 34 recessed to the left is provided on the left side wall of the groove 33, and a first limiting portion 34 is provided on the right side wall of the groove 33 A second limiting portion 35 recessed to the right is provided for connecting with the linkage assembly 4 so as to control the movement of the square tongue 32 . A bar hole is provided on the slide plate 31 along the sliding direction of the square tongue 32. At the same time, the housing 1 is provided with a fixed shaft 12 pierced in the bar hole, which can not only limit the sliding direction of the slide plate 31, but also limit the The sliding distance of the slide plate 31 , in other words, the length of the square tongue 32 protruding out of the housing 1 can be controlled by controlling the length of the hole.

The linkage assembly 4 includes a first toggle block 41 , a second spring 42 , a second toggle block 43 and a rotating wheel 44 . Wherein, the middle part of the first toggle block 41 is hinged on the housing 1, and one end close to the sliding frame 21 is provided with a turning tongue limiting block 411, and the side wall of the sliding frame 21 is provided with a turning tongue limiting block 411. pierced holes. As shown in Figure 1a, when the first toggle block 41 rotates clockwise, the flip tongue limit block 411 can penetrate into the sliding frame 21 to limit the flip of the flip tongue 22; when the first toggle block 41 rotates counterclockwise , the overturning tongue limiting block 411 moves out of the sliding frame 21, and the restriction on the overturning tongue 22 is released. The end of the first toggle block 41 away from the sliding frame 21 is provided with a first support arm 412 , which pushes the first toggle block 41 to rotate through the protrusion on the rotating wheel 44 .

In this embodiment, the second spring 42 is a torsion spring that is rotatably installed in the housing 1. The torsion arm at one end abuts on the housing 1, and the torsion arm at the other end abuts against the sliding movement of the first toggle block 41. One end of the frame 21 , and apply a force toward the sliding frame 21 to the first toggle block 41 . As shown in Figure 1a, when the lock is unlocked, the first toggle block 41 rotates counterclockwise, the overturning tongue limiting block 411 moves outside the sliding frame 21, and the limit on the overturning tongue 22 is released, and the overturning tongue 22 can be overturned at this time Then enter the sliding frame 21; after the unlocking is completed, the first spring 23 pushes the flipping tongue 22 to the outside of the housing 1, and the second spring 42 pushes the flipping tongue limit block 411 into the sliding frame 21 to continue to limit the flipping tongue 22 flip. In other embodiments, the second spring 42 can also be set as a compression/extension spring, and the position of the second spring 42 can be changed. It is only necessary to ensure that the second spring 42 applies a force to the first toggle block 41, and the It is enough to move the overturning tongue limiting block 411 into the sliding frame 21 .

One end of the second toggle piece 43 is hinged in the housing 1, and the other end is located in the groove 33 of the slide plate 31. Turning the second toggle piece 43 can make its end between the first stopper 34 and the second stopper. Bit section 35 switches. As shown in Figure 1b and Figure 3b, when the second toggle block 43 rotates counterclockwise, the end of the second toggle block 43 moves to the right, gradually approaching the right side wall of the groove 33, pushing the slide plate 31 to the right side movement, so that the square tongue 32 extends to the outside of the housing 1 to complete the lock. At this time, the end of the second toggle block 43 is in the second limiter 35; when the second toggle block 43 rotates clockwise , the end of the second toggle block 43 moves to the left, gradually approaching the left side wall of the groove 33, pushing the slide plate 31 to move to the left, so that the square tongue 32 is retracted to the inside of the housing 1, and the unlocking is completed. The ends of the two shifting blocks 43 are located in the first limiting portion 34 .

In this embodiment, the turning wheel 44 is hinged coaxially with one end of the second toggle block 43 in the housing 1, and the side of the turning wheel 44 is provided with first projections 441 and The second bump 442 . As shown in FIG. 1 a and FIG. 2 , the first protrusion 441 is disposed on the left side of the second shifting block 43 , and the second protrusion 442 is disposed on the right side of the second shifting block 43 . When the rotating wheel 44 rotates counterclockwise, the first protrusion 441 pushes the second toggle block 43 to rotate counterclockwise, and then the square tongue 32 is brought into the housing 1 to release the locking of the second deadbolt assembly 3, and the second protrusion 441 The block 442 abuts against the side of the first arm 412, which can drive the first toggle block 41 to rotate counterclockwise, so that the turning tongue limiting block 411 moves outside the sliding frame 21, and the restriction on the turning tongue 22 is released, thereby releasing The locking of the first deadbolt assembly 2; when the rotating wheel 44 rotates clockwise, the second protrusion 442 first leaves the first arm 412, and the first toggle block 41 rotates clockwise under the action of the second spring 42, thereby The turning tongue limiting block 411 is moved into the sliding frame 21 to limit the turning tongue 22, and then the first locking tongue assembly 2 is locked, and then the second protrusion 442 abuts against the side of the second toggle block 43, And push the second toggle block 43 to rotate clockwise, and then bring the square tongue 32 out of the housing 1, so that the second lock tongue assembly 3 is locked.

When the lock is in use, the movement mode of the two bolt assemblies can be controlled simultaneously by controlling the linkage assembly 4, so as to realize unlocking and closing. In this embodiment, a driving device 5 is also provided in the housing 1, the output end of which is a gear, and the outer circumference of the rotating wheel 44 is provided with teeth meshing with the gear, and the rotation can be controlled by the driving device 5 The rotation direction and angle of wheel 44, and then control the unlocking and closing of the lockset. In this embodiment, the driving device 5 is a structure of a motor plus a transmission, and the output end of the transmission is a gear, and of course other known driving structures can also be used. For example, in another embodiment, the rotation of the rotating wheel 44 can also be realized by the structure of a mechanical key and a lock core (that is, the driving device 5 is a mechanical key and a lock core, and the output end of the lock core is the above-mentioned gear at this time), The turning direction and angle of the turning wheel 44 are controlled by turning the key.

The above shows the structure, position and linkage relationship of the first bolt assembly 2, the second bolt assembly 3 and the linkage assembly 4 in the lockset in conjunction with the accompanying drawings. In other embodiments, the positions and detailed structures of the three are changed. Afterwards, the unlocking and closing of the control lockset can also be realized with the above-mentioned interlocking relationship, and the specific structure will not be described in detail.

In addition, in this embodiment, a controller for controlling the driving device 5 is also provided in the housing 1, such as a PLC (programmable logic controller). The unlocking program and the locking program are preset inside. Please refer to Fig. 1a and Fig. 2, when the unlocking program is triggered, the controller turns on the driving device 5 to drive the rotating wheel 44 to rotate counterclockwise, so that the turning tongue limit block 411 moves out of the sliding frame 21, and the second toggle block 43 The end of the handle moves to the first stopper 34, and drives the square tongue 32 to move to the housing 1 to complete the unlocking; when the lock-off procedure is triggered, the controller turns on the driving device 5 to drive the rotating wheel 44 to rotate clockwise, so that The second protruding block 442 leaves the first toggle block 41, and then the flipping tongue limiting block 411 moves into the sliding frame 21 to limit the flipping tongue 22, and the second protruding block 442 also pushes the second toggle block 43 The end portion moves to the second limit portion 35, and drives the square tongue 32 to move to the outside of the housing 1 to complete the lock.

Please refer to FIG. 2. In this embodiment, when the lock is completely closed, the first protrusion 441 is far away from the left side of the second toggle block 43. Therefore, when the lock is unlocked later, the first protrusion 441 needs to move a certain distance before It can abut against the second toggle block 43, and then drive the second toggle block 43 to rotate to realize unlocking. During this process, the rotating wheel 44 needs to idle for a certain period of time, which makes the unlocking time longer. Therefore, a third protrusion 443 is also provided on the side wall of the rotating wheel 44 , and an induction switch 6 is provided in the casing 1 to detect the position of the third protrusion 443 . The inductive switch 6 is arranged between the first bump 441 and the third bump 443, and a bidirectional switch, an infrared detector or a laser detector, etc. can be selected. In this embodiment, the inductive switch 6 is a bidirectional switch, which communicates with the controller. When the first bump 441 abuts on the second toggle block 43 , the third bump 443 abuts on the inductive switch 6 . A reset program is preset in the controller. After the lock is completed, the third protrusion 443 is far away from the induction switch 6. At this time, the reset program starts, and the controller controls the rotating wheel 44 to rotate counterclockwise through the driving device 5. When the third protrusion 443 When the block 443 abuts on the induction switch 6, the rotation of the rotating wheel 44 is stopped, and now the first projection 441 abuts on the second toggle block 43, and when the subsequent unlocking is performed, the driving device 5 can be started to drive the square. The tongue 32 rotates, reducing the unlocking time.

In addition, in this embodiment, an identity verification module and a location identification module connected to the controller are set. Among them, the identity verification module is used to verify the identity of the user, and triggers the above-mentioned unlocking program to unlock after the user's identity verification is passed; the position recognition module is used to monitor the position of the lock, and when the lock is in the locked position (such as the closed state), trigger The above-mentioned lockout procedure carries out lockout. The identity verification module can be realized by existing technologies such as password input module, fingerprint recognition module, face recognition module, etc., and the position recognition module can be realized by existing technologies such as geomagnetic sensor, accelerometer or gyroscope. For occasions that do not require identity verification, the identity verification module can also be canceled, such as doors in public areas, and users do not need to perform identity verification when unlocking the inner side of the door, which can directly trigger the unlocking process through switches and other devices. The location recognition module can also be changed to a switch or other device to trigger the unlocking procedure manually.

In addition, in this embodiment, a third spring 45 is also provided. Please refer to FIG. 1b and FIG. 3b. The third spring 45 is a torsion spring. At the end of the second toggle block 43 . A cylindrical connecting shaft is arranged at the end of the second toggle block 43 , and the other end of the third spring 45 is sleeved on the connecting shaft. The third spring 45 is in a compressed state, and the two torsion arms have a tendency to open to both sides. After the lock is closed, the end of the second toggle piece 43 is in the second limiter 35, and the third spring 45 can abut it on the second limiter 35, preventing the square tongue 32 from moving into the housing 1. Move; after unlocking, the end of the second toggle piece 43 is in the first limiter 34, and the third spring 45 can abut it on the first limiter 34, preventing the square tongue 32 from moving toward the housing 1. Move outside. Therefore, the lock can be in a stable locked state and unlocked state.

The above provides an intelligent lockset, which can control the unlocking and closing of the lock in an electric manner. In order to avoid the situation that the lock cannot be unlocked due to circuit failure, in this embodiment, a structure that can be unlocked by a mechanical key is also provided. Please refer to FIG. 3 a to FIG. 6 , at the end of the first toggle block 41 away from the flip tongue limit block 411 there is also an extended second arm 413 , and the second arm 413 extends to the lower side in the figure. A fourth bump 431 is disposed on a side of the second shifting block 43 . A mechanical lock cylinder 71 , a third toggle block 72 and a toggle plate 73 are also provided in the housing 1 . Wherein, the mechanical lock core 71 is fixed on the housing 1 and runs through the housing 1, and one end of the third toggle block 72 is rotated at the middle part of the mechanical lock core 71, and the third dial can be rotated by inserting a mechanical key into the mechanical lock core 71. The outer end of the movable block 72 and the third toggle block 72 extends toward the outer periphery of the mechanical lock cylinder 71 . As shown in Figure 6, the shifting plate 73 is slidably arranged in the housing 1, and a first block 731 that can cooperate with the third shifting block 72 is provided on the lower side of the shifting plate 73, and the first block 731 is located at the first position. On the rotation track of the outer end of the third toggle block 72, when the third toggle block 72 is rotated clockwise, the dial 73 can be pushed to slide to the right. A second block 732 is arranged on the upper side of the dial 73, and the second block 732 is arranged on the left side of the second arm 413. When the dial 73 slides to the right, it can drive the second arm 413 counterclockwise. Rotate, so that the flipping tongue limiting block 411 moves out of the sliding frame 21, and releases the restriction on the flipping tongue 22. A third block 733 is also provided on the upper side of the dial 73, and the third block 733 is arranged on the left side of the fourth protrusion 431. When the dial 73 slides to the right, the third block 733 abuts against the On the fourth protrusion 431, the second toggle block 43 can be driven to rotate counterclockwise, so that the slide plate 31 moves to the right, the square tongue 32 is retracted into the housing 1, and the locking of the second deadbolt assembly 3 is released, realizing unlock.

In this embodiment, one end of the third toggle piece 72 is rotated on the mechanical lock cylinder 71, and the third toggle piece 72 is turned by a mechanical key. Needless to say, other known structures can also be used to To realize this process, for example, a knob connected to the third toggle block 72 is directly provided on the casing to directly rotate the third toggle block 72 to realize unlocking.

After the structure is set in the housing 1, the second toggle block 43 can be pushed to rotate counterclockwise when the lock is unlocked by the mechanical key, and the process of resetting the above-mentioned rotating wheel 44 can make the second protrusion 442 away from the second toggle block 43, so the rotating wheel 44 will not rotate when the lock is unlocked by the mechanical key, and accordingly, the resistance of the unlocking process can be reduced.

In addition, a fourth spring 74 is also provided in the housing 1, as shown in Figure 6, in this embodiment, the fourth spring 74 is a compression spring, one end of which is connected to the housing 1, and the other end is connected to Right side of plate 73. After the unlocking is completed by the mechanical key, the fourth spring 74 is pressed and can apply a force toward the left to the dial 73, so that the dial 73 returns to the initial position, avoiding manual adjustment of the position of the dial 73.

In addition, two fifth protrusions 734 are provided on the side of the shifting plate 73, and at the same time, two sliding slots for accommodating the fifth protrusions 734 are provided on the housing 1, and the sliding slots are parallel to the moving direction of the square tongue 32. It is provided to ensure that the dial 73 slides stably in the housing 1 along the direction in which the square tongue 32 moves.

In another embodiment, another assembly form of dial 73 is provided. As shown in FIG. When the toggle block 72 is moved, the outer end of the third toggle block 72 abuts against the first block 731 and pushes the dial 73 to rotate clockwise; when the second block 732 abuts against the second arm 413, It can drive the second support arm 413 to rotate counterclockwise, so that the flipping tongue limiting block 411 moves out of the sliding frame 21, and releases the limit to the flipping tongue 22; Finally, it can drive the second toggle block 43 to rotate counterclockwise, so that the slide plate 31 moves to the right, the square tongue 32 is retracted into the housing 1, and the locking of the second deadbolt assembly 3 is released to realize unlocking. Correspondingly, in this embodiment, the fourth spring 74 is set as a torsion spring, one end of the torsion arm abuts on the housing 1, and the other end abuts on the dial 73, when the dial 73 rotates clockwise, The torsion spring can be compressed, and after the dial 73 loses the external force, the torsion spring can push the dial 73 to rotate counterclockwise, so that the dial 73 returns to the initial position, avoiding manual adjustment of the position of the dial 73. In addition, an arc-shaped bar hole is provided on the dial 73 , and is set on a fixed shaft in the housing 1 to ensure that the dial 73 can rotate stably in the housing 1 .

Compared with the sliding dial 73 , the rotating dial 73 only needs to rotate the third shifting block 72 for a small stroke during use to realize unlocking, which can improve the efficiency of unlocking.

According to some embodiments of the present disclosure, locks of the following items are also provided.

(1) A lockset, comprising:

One side of the housing is provided with a through hole through which the lock tongue can protrude;

The first deadbolt assembly includes a sliding frame fixed in the housing with one end facing the through hole, a turning tongue arranged in the sliding frame and two ends respectively connected between the turning tongue and the sliding frame the first spring on

The second deadbolt assembly includes a slide plate slidably arranged in the housing and a square tongue fixed on the slide plate and facing the through hole, and a groove is provided on one side of the slide plate;

The linkage assembly includes rotating the first shifting block, the second shifting block and the rotating wheel arranged in the casing and the second spring arranged in the casing, wherein the second spring is directed toward the first A toggle block exerts an active force, so that the turning tongue limit block arranged at one end of the first toggle block penetrates into the sliding frame, and one end of the second toggle block is arranged in the groove , the side wall of the rotating wheel is provided with a first bump and a second bump located on both sides of the second toggle block; wherein

When the rotating wheel rotates, the first protrusion or the second protrusion can abut against the side wall of the first shifting block, so that the turning tongue limiting block moves out of the sliding frame, The first protruding block and the second protruding block can also drive the second toggle block to rotate so that its end is in the groove.

(2) The lock as described in (1), wherein,

The housing is provided with a driving device whose output end is a gear;

The outer periphery of the rotating wheel is provided with teeth meshed with the gear.

(3) The lock as described in (2), wherein,

A controller for controlling the driving device is also provided in the housing, and an unlocking program and a locking program are preset; wherein

When the unlocking program is triggered, the controller turns on the driving device to drive the rotating wheel to rotate, so that the flip tongue limit block moves out of the sliding frame, and the end of the second toggle block Move to the side away from the square tongue, and drive the square tongue to move into the housing;

When the lock-off program is triggered, the controller turns on the driving device to drive the rotating wheel to rotate, so that the first bump or the second bump is far away from the first toggle block, so that the second The end of the toggle block moves to a side close to the square tongue, and drives the square tongue to move out of the housing;

During the process of unlocking and locking, the rotating direction of the rotating wheel is opposite.

(4) The lock as described in (3), wherein,

A third projection is also provided on the side wall of the rotating wheel;

An induction switch is also provided in the housing;

After the lock is completely locked, the controller turns on the driving device to drive the rotating wheel to rotate until the sensing switch senses the third protrusion.

(5) The lockset as described in (3), which also includes:

The identity verification module is connected with the controller and triggers the unlocking program after the user identity verification is passed.

(6) The lockset as described in (3), which also includes:

The position recognition module is connected with the controller and used for monitoring the position of the lock, and triggers the lock procedure when the lock is in the locked position.

(7) The lock as described in (1), wherein,

Inwardly recessed limiting parts are provided on the two side walls of the groove;

A third spring is arranged in the housing, one end of the third spring is hinged in the housing, the other end is hinged at the end of the second toggle block, and exerts force on the second toggle block. The active force makes it abut against the limiting part.

(8) The lock described in any one of (1)-(7), wherein,

The end of the first toggle block away from the flip tongue limit block is also provided with an extended second arm;

A fourth bump is provided on the side of the second toggle block;

The lock also includes: rotating a third toggle block arranged in the housing and sliding/rotating a dial disposed in the housing; The first stopper on the rotation track of the outer end, the second stopper on the side of the second arm and the third stopper on the side of the fourth projection; wherein

When the third shifting block rotates, it can drive the shifting plate to slide/rotate in the housing, and at the same time, the second block pushes the second arm to move to move the flip tongue limit block to the Outside the sliding frame, the third block pushes the end of the second toggle block to move to a side away from the square tongue and move the square tongue into the housing.

(9) The lockset as described in (8), which also includes:

The fourth spring has one end connected to the housing and the other end connected to the dial, and exerts a force on the dial towards the side of the square tongue.

(10) The lock as described in (8), wherein,

Two fifth protrusions are also provided on the side of the shifting plate, and two chutes for accommodating the fifth protrusions are provided on the housing, and the chutes are parallel to the moving direction of the square tongue .

According to some embodiments of the present disclosure, all or part of the following advantages can be achieved:

The lockset described in the present disclosure is provided with two groups of deadbolt components, which respectively select flipped tongues and square tongues. The two sets of deadbolt components can be simultaneously controlled to unlock or close the lock through the interlocking components, and the interlocking components only include four A component has a relatively simple structure and is not prone to failure during use, which can improve the service life of the lock.

It will be apparent to those skilled in the art that the present disclosure is not limited to the details of the above-described exemplary embodiments, but that the present disclosure can be embodied in other specific forms without departing from the spirit or essential characteristics of the present disclosure. Therefore, the embodiments should be considered exemplary and not restrictive in all points of view, and the scope of the present disclosure is defined by the appended claims rather than the foregoing description, and it is intended that the scope of the present disclosure be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in this disclosure. Any reference sign in a claim should not be construed as limiting the claim concerned.

Industrial applicability

The lock set of the present disclosure solves the problem that the traditional lock set cannot control the two groups of bolt components in the lock with a simple-structured linkage component, and is suitable for industrial applications.

Claims (10)

A lock, comprising: One side of the housing is provided with a through hole through which the lock tongue can protrude; The first deadbolt assembly includes a sliding frame fixed in the housing with one end facing the through hole, a turning tongue arranged in the sliding frame and two ends respectively connected between the turning tongue and the sliding frame the first spring on The second deadbolt assembly includes a slide plate slidably arranged in the housing and a square tongue fixed on the slide plate and facing the through hole, and a groove is provided on one side of the slide plate; The linkage assembly includes rotating the first shifting block, the second shifting block and the rotating wheel arranged in the housing and the second spring arranged in the housing, wherein the second spring is directed toward the first A toggle block exerts an active force, so that the turning tongue limit block arranged at one end of the first toggle block penetrates into the sliding frame, and one end of the second toggle block is arranged in the groove , the side wall of the rotating wheel is provided with a first bump and a second bump located on both sides of the second toggle block; wherein When the rotating wheel rotates, the first protrusion or the second protrusion can abut against the side wall of the first shifting block, so that the turning tongue limiting block moves out of the sliding frame, The first protruding block and the second protruding block can also drive the second toggle block to rotate so that its end is in the groove. The lock as claimed in claim 1, wherein, The housing is provided with a driving device whose output end is a gear; The outer periphery of the rotating wheel is provided with teeth meshed with the gear. The lock as claimed in claim 2, wherein, A controller for controlling the driving device is also provided in the housing, and an unlocking program and a locking program are preset; wherein When the unlocking program is triggered, the controller turns on the driving device to drive the rotating wheel to rotate, so that the flip tongue limit block moves out of the sliding frame, and the end of the second toggle block Move to the side away from the square tongue, and drive the square tongue to move into the housing; When the lock-off program is triggered, the controller turns on the driving device to drive the rotating wheel to rotate, so that the first bump or the second bump is far away from the first toggle block, so that the second The end of the toggle block moves to a side close to the square tongue, and drives the square tongue to move out of the housing; During the process of unlocking and locking, the rotating direction of the rotating wheel is opposite. The lock as claimed in claim 3, wherein, A third projection is also provided on the side wall of the rotating wheel; An induction switch is also provided in the housing; After the lock is completely locked, the controller turns on the driving device to drive the rotating wheel to rotate until the sensing switch senses the third protrusion. The lockset according to claim 3, further comprising: The identity verification module is connected with the controller and triggers the unlocking program after the user identity verification is passed. The lockset of claim 3, further comprising: The position recognition module is connected with the controller and used for monitoring the position of the lock, and triggers the lock procedure when the lock is in the locked position. The lock as claimed in claim 1, wherein, Inwardly recessed limiting parts are provided on the two side walls of the groove; A third spring is arranged in the housing, one end of the third spring is hinged in the housing, the other end is hinged at the end of the second toggle block, and exerts force on the second toggle block. The active force makes it abut against the limiting part. The lock according to any one of claims 1-7, wherein, The end of the first toggle block away from the flip tongue limit block is also provided with an extended second arm; A fourth bump is provided on the side of the second toggle block; The lock also includes: rotating a third toggle block arranged in the housing and sliding/rotating a dial disposed in the housing; The first stopper on the rotation track of the outer end, the second stopper on the side of the second arm and the third stopper on the side of the fourth projection; wherein When the third shifting block rotates, it can drive the shifting plate to slide/rotate in the housing, and at the same time, the second block pushes the second arm to move to move the flip tongue limit block to the Outside the sliding frame, the third block pushes the end of the second toggle block to move to a side away from the square tongue and move the square tongue into the housing. The lock as claimed in claim 8, further comprising: The fourth spring has one end connected to the housing and the other end connected to the dial, and exerts a force on the dial towards the side of the square tongue. The lock as claimed in claim 8, wherein, Two fifth protrusions are also provided on the side of the shifting plate, and two chutes for accommodating the fifth protrusions are provided on the housing, and the chutes are parallel to the moving direction of the square tongue .

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