CN219605067U

CN219605067U - Electric mortise lock

Info

Publication number: CN219605067U
Application number: CN202222877733.6U
Authority: CN
Inventors: 林如锡; 吴子剑; 杨彪
Original assignee: GUANGDONG INSTITUTE OF SPECIAL EQUIPMENT INSPECTION AND RESEARCH ZHONGSHAN BRANCH; Guangdong Haoxiang Machinery Manufacturing Co ltd
Current assignee: GUANGDONG INSTITUTE OF SPECIAL EQUIPMENT INSPECTION AND RESEARCH ZHONGSHAN BRANCH; Guangdong Haoxiang Machinery Manufacturing Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-08-29
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses an electric mortise lock which comprises a lock box, wherein an installation seat is arranged in the lock box, a bolt post is movably arranged in the installation seat, a bolt hole is formed in one side of the lock box, a bolt is connected to the front end of the bolt post, a toggle mechanism is arranged in the lock box, an electric driving mechanism is arranged in the lock box, and a manual driving mechanism for toggling the bolt post to move through a key is also arranged in the lock box. The electric mortise lock has the advantages that the structure is simple, the installation is convenient, the main lock body of the electric mortise lock is arranged above when in use, the lock tongue faces downwards, the auxiliary lock body is arranged below, and the bolt column and the lock tongue can always keep drooping under the action of gravity. So that no return mechanism is needed. Cost is effectively saved, and assembling difficulty is reduced. The electronic control system can drive and control the movement of the lock tongue in an electric mode and a manual mode respectively, so that the situation that the electronic control system cannot work due to damage when a fire disaster or power failure occurs is effectively avoided, and accidents are prevented.

Description

Electric mortise lock

Technical Field

The utility model relates to the field of locks, in particular to an electric mortise lock.

Background

The electric mortise lock is one kind of electronically controlled lock, and the lock tongue is driven to extend or retract via the on-off of current to lock or open door. Are widely used in various fields such as elevators, lifting devices, etc.

The electric mortise lock on the market at present is only usually driven by electricity, can satisfy the requirement of safety inspection, but can not satisfy the fire prevention safety needs. The Chinese patent application with publication number CN 104929437A: an electronic locking latch, which is driven by a hold-type solenoid alone, has a great degree of dependence on the circuit configuration, resulting in unusable after power failure. In the event of fire or power failure, electronic control systems are extremely vulnerable to damage and fail to operate, with serious consequences.

Therefore, locks for controlling the movement of the lock tongue in a combined way by a mechanical mode and an electronic mode are invented in the market, but the existing locks are relatively complex in structure and high in production cost.

As such, the existing electric mortise lock needs to be further perfected.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide the electric mortise lock which has a simple structure and is convenient to install and can drive and control the movement of the lock tongue in an electric and manual mode.

In order to achieve the above purpose, the present utility model adopts the following scheme: the utility model provides an electric mortise lock, is including the main lock body and vice lock body, the main lock body is including the lock box, is equipped with the mount pad in the lock box the mount pad internalization is provided with the bolt post be equipped with the dead bolt hole on lock box one side be connected with the spring bolt on the bolt post front end be equipped with thereby can order about the bolt post to remove in the lock box and make the spring bolt stretch out or the striking mechanism of indentation in the dead bolt hole be equipped with in the lock box and can drive the electric drive mechanism of striking mechanism still be equipped with manual drive mechanism in the lock box. The utility model has simple structure and convenient installation, can drive and control the movement of the lock tongue in an electric mode and a manual mode respectively, and effectively avoids the situation that an electronic control system cannot work due to damage when a fire disaster or power failure occurs, thereby preventing accidents.

As another improvement of the electric mortise lock, the poking mechanism comprises a hinging shaft arranged in the lock box, a poking piece is hinged on the hinging shaft, a limiting sleeve is arranged on a bolt post in the lock box, a movable groove is arranged in the limiting sleeve, the upper end of the poking piece is movably arranged in the movable groove, and the lower end of the poking piece is mutually matched with the electric driving mechanism. The toggle piece is limited in the movable groove to move, so that the toggle piece cannot be separated from the limit sleeve no matter when the bolt post moves forwards and backwards, and the safety and reliability are realized.

As another improvement of the electric mortise lock, the electric driving mechanism comprises a push type circular tube electromagnet arranged in the lock box, and a push plate capable of pushing the lower end of the stirring piece is arranged at the output end of the push type circular tube electromagnet.

As another improvement of the electric mortise lock, a micro switch is arranged in the lock box, a switch contact is arranged at the rear part of the bolt post and corresponds to the micro switch, and the micro switch is in electromagnetic ferroelectric connection with the push-type circular tube.

As another improvement of the electric mortise lock, the manual driving mechanism comprises a transmission piece arranged on the stirring piece, a lock hole is arranged on the lock box, a lock cylinder is arranged at a position corresponding to the lock hole in the lock box, and the stirring piece capable of stirring the transmission piece is arranged on the lock cylinder.

As another improvement of the electric mortise lock, the manual driving mechanism comprises a lock hole arranged on one side of a lock box, a lock cylinder is arranged in the lock box and corresponds to the lock hole, a poking block is arranged on the lock cylinder, and a blocking block is arranged at the position, corresponding to the poking block, of the bolt post.

As another improvement of the electric mortise lock, the lock cylinder is a triangular lock cylinder.

As another improvement of the electric mortise lock, the auxiliary lock body comprises a fixed shell, and a positioning hole is arranged at the position of the fixed shell corresponding to the lock tongue.

As another improvement of the electric mortise lock, the limiting sleeve comprises a front sleeve ring and a rear sleeve ring which are arranged at intervals, a connecting sheet is arranged between the front sleeve ring and the rear sleeve ring, and the movable groove is arranged between the connecting sheet and the bolt post.

As another improvement of the electric mortise lock, a positioning ring groove is arranged at the front end of the bolt post, and the front lantern ring is propped against the positioning ring groove and is locked by a dead bolt screwed on the front end of the bolt post.

In summary, compared with the prior art, the utility model has the following beneficial effects: the electric mortise lock is provided with a lock box, a bolt column, a lock tongue, a stirring piece capable of rotating around a hinge shaft, a limit sleeve arranged on the bolt column, a push type circular tube electromagnet and a push plate, wherein the lock can be unlocked in an electric mode; in addition, through the cooperation of stirring the piece on the lock core and the blocking piece on the bolt post, can realize manual mode, simple structure, installation, convenient to use. The electronic control system can drive and control the movement of the lock tongue in an electric mode and a manual mode respectively, so that the situation that the electronic control system cannot work due to damage when a fire disaster or power failure occurs is effectively avoided, and accidents are prevented.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

FIG. 2 is a schematic cross-sectional view of the present utility model.

Fig. 3 is a schematic cross-sectional view of the main lock body in the locked state of the present utility model.

Fig. 4 is a schematic cross-sectional view of the main lock body of the present utility model in an opened state.

Fig. 5 is a schematic view of the second embodiment of the utility model with the bolt extended.

Fig. 6 is a schematic view showing the retraction of the locking bolt into the lock case by the electric driving mechanism in the second embodiment of the present utility model.

Fig. 7 is a schematic view of the second embodiment of the utility model in which the locking bolt is driven by a manual drive mechanism to retract into the lock case.

Fig. 8 is a schematic plan view of a second embodiment of the present utility model.

Fig. 9 is a schematic cross-sectional view at A-A of fig. 8.

Detailed Description

The above and further technical features and advantages of the present utility model are described in more detail below with reference to the accompanying drawings.

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

Example 1

As shown in fig. 1-3, an electric mortise lock comprises a main lock body 200 and an auxiliary lock body 300, wherein the main lock body 200 comprises a lock box 1, a mounting seat 2 is arranged in the lock box 1, a bolt post 3 is movably arranged in the mounting seat 2, a bolt hole 5 is arranged on one side of the lock box 1, a bolt 4 is connected to the front end of the bolt post 3, a toggle mechanism 6 capable of driving the bolt post 3 to move so as to enable the bolt 4 to extend or retract in the bolt hole 5 is arranged in the lock box 1, an electric driving mechanism 7 capable of driving the toggle mechanism 6 is arranged in the lock box 1, and a manual driving mechanism 8 is also arranged in the lock box 1.

When the toggle mechanism 6 receives an external force applied by the electric driving mechanism 7, the toggle mechanism 6 rotates and drives the latch bolt post 3 and the lock tongue 4 to move to the rear side of the lock box 1, and the lock box is in an unlocking state. A manual driving mechanism 8 which can move through the triangular key to toggle the bolt post 3 is also arranged in the lock box 1. The utility model can drive and control the movement of the lock tongue in an electric mode and a manual mode respectively, thereby effectively avoiding the situation that the electronic control system cannot work due to damage when a fire disaster or power failure occurs, and preventing accidents.

The toggle mechanism 6 comprises a hinge shaft 61 arranged in the lock box 1, a toggle piece 62 is hinged on the hinge shaft 61, a limit sleeve 63 is arranged on the bolt post 3 in the lock box 1, a movable groove 64 is arranged in the limit sleeve 63, the upper end of the toggle piece 62 is movably arranged in the movable groove 64, and the lower end of the toggle piece 62 is mutually matched with the electric driving mechanism 7. In one embodiment of the present utility model, the hinge shaft 61 is disposed in the lock case 1, and the moving plate 62 is limited to move in the moving groove 64, so that the moving plate 62 is not separated from the stop collar no matter when the latch post 3 moves back and forth, which is safe and reliable.

The electric driving mechanism 7 of the utility model comprises a push type circular tube electromagnet 71 arranged in the lock box 1, and a push plate 72 capable of pushing the lower end of the stirring sheet 62 is arranged at the output end of the push type circular tube electromagnet 71. In the utility model, a mounting seat can be arranged in the lock case 1, and the push-type circular tube electromagnet 71 can be arranged in the mounting seat.

The utility model is provided with a micro switch 9 in the lock box 1, a switch contact 10 is arranged at the rear part of the bolt post 3 and at the position corresponding to the micro switch 9, and the micro switch 9 is electrically connected with a push type circular tube electromagnet 71. When the latch bolt 3 moves to the rear side, the switch contact 10 arranged on the rear end of the latch bolt 3 touches the micro switch 9, and the micro switch 9 works to control the push type circular tube electromagnet 71 to stop pushing forwards.

The manual driving mechanism 8 of the utility model comprises a transmission piece 830 arranged on the stirring piece 62, a lock hole 81 is arranged on the lock box 1, a lock cylinder 82 is arranged in the lock box 1 at a position corresponding to the lock hole 81, and a stirring piece 840 capable of stirring the transmission piece 830 is arranged on the lock cylinder 82.

The lock cylinder 82 of the present utility model is a triangular lock cylinder. In the utility model, the triangular lock core can be driven by the triangular key to rotate the shifting piece 840 to drive the driving piece 830 to drive the shifting piece 62 to rotate, so that the lock tongue is driven to retreat.

The auxiliary lock body 300 of the present utility model includes a fixed shell 201, and a positioning hole 202 is provided at a position of the fixed shell 201 corresponding to the lock tongue 4.

The limiting sleeve 63 of the present utility model comprises a front collar 631 and a rear collar 632 which are arranged at intervals, a connecting sheet 633 is arranged between the front collar 631 and the rear collar 632, and the movable groove 64 is arranged between the connecting sheet 633 and the latch post 3. The limit sleeve 63 in the utility model is composed of the front sleeve ring 631, the rear sleeve ring 632 and the connecting sheet 633, and can rotate relative to the bolt post 3 in the assembling process, thereby facilitating the toggle piece to fall into the movable groove in the assembling process.

The front end of the bolt post 3 is provided with a positioning ring groove 31, and the front collar 631 is propped against the positioning ring groove 31 and is locked by a lock tongue 4 screwed on the front end of the bolt post 3.

In this embodiment, the main lock body 200 of the electric mortise lock is installed above, the lock tongue is downward, the auxiliary lock body 300 is installed below, and the latch bolt 3 and the lock tongue 4 can be automatically reset under the action of gravity in the use process. So that no return mechanism is needed. Cost is effectively saved, and assembling difficulty is reduced.

Example 2

Referring to fig. 4-8, an electric mortise lock comprises a main lock body 200 and an auxiliary lock body 300, wherein the main lock body 200 comprises a lock box 1, the lock box 1 is a square lock box, a mounting seat 2 is arranged in the lock box 1, as shown in fig. 2-5, the mounting seat 2 is arranged at the rear side of the upper part of the square lock box, a bolt post 3 is movably arranged in the mounting seat 2, a bolt hole 5 is arranged on one side of the lock box 1, a bolt 4 is connected to the front end of the bolt post 3, and as the bolt 4 cannot be separated from the bolt hole 5, the mounting seat 2 only needs one bolt post 3 to be mounted, and the electric mortise lock has a simple structure and is convenient to mount. A toggle mechanism 6 capable of driving the latch post 3 to move so as to enable the latch 4 to extend or retract in the latch hole 5 is arranged in the lock box 1, as shown in fig. 2-5, the toggle mechanism 6 is positioned in the lower part of the front side of the lock box 1, an electric driving mechanism 7 capable of driving the toggle mechanism 6 is arranged in the lock box 1, and when the toggle mechanism 6 is subjected to external force applied by the electric driving mechanism 7, the toggle mechanism 6 rotates and drives the latch post 3 and the latch 4 to move to the rear side of the lock box 1, and the lock is in an unlocking state. A manual driving mechanism 8 which can move by pulling the bolt post 3 through a key is also arranged in the lock box 1. The utility model can drive and control the movement of the lock tongue in an electric mode and a manual mode respectively, thereby effectively avoiding the situation that the electronic control system cannot work due to damage when a fire disaster or power failure occurs, and preventing accidents.

The toggle mechanism 6 comprises a hinge shaft 61 arranged in the lock box 1, a toggle piece 62 is hinged on the hinge shaft 61, a limit sleeve 63 is arranged on the bolt post 3 in the lock box 1, a movable groove 64 is arranged in the limit sleeve 63, the upper end of the toggle piece 62 is movably arranged in the movable groove 64, and the lower end of the toggle piece 62 is mutually matched with the electric driving mechanism 7. In one embodiment of the present utility model, the hinge shaft 61 is disposed on a fixed seat 100, the fixed seat 100 is fixed in the lock case 1 by means of screws or welding, and the moving plate 62 is limited to move in the moving slot 64, so that the moving plate 62 will not separate from the stop collar no matter when the latch post 3 moves back and forth, and the lock case is safe and reliable.

The electric driving mechanism 7 of the utility model comprises a push type circular tube electromagnet 71 arranged in the lock box 1, and a push plate 72 capable of pushing the lower end of the stirring sheet 62 is arranged at the output end of the push type circular tube electromagnet 71. As shown in fig. 2-5, the fixing base 100 is further provided with a positioning plate, a positioning slot is formed in the positioning plate, the front portion of the push-type circular tube electromagnet 71 is disposed in the positioning slot, and the outer wall of the push-type circular tube electromagnet 71 is pressed against the positioning plate, so that the push-type circular tube electromagnet 71 is more firmly installed. The push-type round tube electromagnet 71 of the present utility model is a commercially available product.

The utility model is provided with a micro switch 9 in the lock box 1, a switch contact 10 is arranged at the rear part of the bolt post 3 and at the position corresponding to the micro switch 9, and the micro switch 9 is electrically connected with a push type circular tube electromagnet 71. When the latch bolt 3 moves to the rear side, the switch contact 10 touches the micro switch 9, and the micro switch 9 works to control the push type circular tube electromagnet 71 to stop pushing forwards.

The manual driving mechanism 8 comprises a lock hole 81 arranged on one side of the lock box 1, a lock cylinder 82 is arranged in the lock box 1 and corresponds to the lock hole 81, a poking block 83 is arranged on the lock cylinder 82, and a blocking block 84 is arranged in the position, corresponding to the poking block 83, of the bolt post 3.

In the utility model, a positioning ring groove 31 is arranged at the front end of the bolt post 3, and the front collar 631 is propped against the positioning ring groove 31 and is locked by a lock tongue 4 screwed at the front end of the bolt post 3.

Example 3

The difference between this embodiment and embodiment 2 is that the present utility model further provides a reset mechanism 11 between the rear end of the latch post 3 and the inner wall of the lock case 1.

The first embodiment of the reset mechanism 11 of the utility model comprises a guide sleeve 111 arranged on the inner wall of the lock box 1, the rear end of the bolt post 3 is movably arranged in the guide sleeve 111, and a reset spring 112 is arranged in the guide sleeve 111. When the lock is installed, the reset spring 112 is firstly placed into the guide sleeve 111, then the bolt post 3 is inserted into the lock box 1 from the lock bolt hole, then the bolt post 3 is inserted into the guide sleeve 111 after penetrating through the installation seat, so that the bolt post 3 is compressed to the right side, then the guide sleeve 111 is placed into the front end of the bolt post 3 from the lock box 1, the limiting sleeve is rotated, the toggle piece falls into the movable groove, then the bolt post 3 is loosened, and the lock bolt 4 is connected and fixed with the front end of the bolt post 3 by rotating the bolt post 3. The utility model has simple structure and convenient installation.

In the second embodiment of the reset mechanism 11, the reset mechanism 11 comprises a limiting ring arranged on the outer wall of the rear end of the latch post 3, a yielding hole is arranged at a position corresponding to the rear end of the latch box 1 and the rear end of the latch post 3, and a reset spring is sleeved on the latch post 3 between the limiting ring and the inner wall of the latch box 1.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An electric mortise lock comprises a main lock body (200) and an auxiliary lock body (300), and is characterized in that the main lock body (200) comprises a lock box (1), an installation seat (2) is arranged in the lock box (1), a bolt column (3) is movably arranged in the installation seat (2), a bolt hole (5) is formed in one side of the lock box (1), a bolt (4) is connected to the front end of the bolt column (3), a toggle mechanism (6) capable of driving the bolt column (3) to move so as to enable the bolt (4) to stretch out or retract in the bolt hole (5) is arranged in the lock box (1), and an electric driving mechanism (7) capable of driving the toggle mechanism (6) is arranged in the lock box (1), and a manual driving mechanism (8) is also arranged in the lock box (1).

2. The electric mortise lock according to claim 1 characterized in that the toggle mechanism (6) comprises a hinge shaft (61) arranged in the lock box (1), a toggle piece (62) is hinged on the hinge shaft (61), a limit sleeve (63) is arranged on the bolt column (3) in the lock box (1), a movable groove (64) is arranged in the limit sleeve (63), the upper end of the toggle piece (62) is movably arranged in the movable groove (64), and the lower end of the toggle piece (62) is mutually matched with the electric driving mechanism (7).

3. An electric mortise lock according to claim 1 or 2 characterized in that the electric driving mechanism (7) comprises a push-type round tube electromagnet (71) arranged in the lock case (1), and a push plate (72) capable of pushing the lower end of the stirring piece (62) is arranged on the output end of the push-type round tube electromagnet (71).

4. An electric mortise lock according to claim 3 characterized in that a micro switch (9) is provided in the lock case (1), a switch contact (10) is provided at a position corresponding to the micro switch (9) at the rear of the latch post (3), and the micro switch (9) is electrically connected with a push type round tube electromagnet (71).

5. An electric mortise lock according to claim 2 characterized in that the manual driving mechanism (8) includes a driving plate (830) provided on the driving plate (62), a lock hole (81) is provided on the lock case (1), a lock cylinder (82) is provided inside the lock case (1) at a position corresponding to the lock hole (81), and a driving plate (840) capable of driving the driving plate (830) is provided on the lock cylinder (82).

6. An electric mortise lock according to claim 2 characterized in that the manual driving mechanism (8) comprises a lock hole (81) arranged on one side of the lock case (1), a lock cylinder (82) is arranged in the lock case (1) at a position corresponding to the lock hole (81), a toggle block (83) is arranged on the lock cylinder (82), and a blocking block (84) is arranged at a position corresponding to the toggle block (83) of the latch post (3).

7. An electric mortice lock according to claim 5 or 6 wherein the lock cylinder (82) is a triangular lock cylinder.

8. An electric mortise lock according to claim 1 characterized in that the auxiliary lock body (300) includes a fixing case (201), and a positioning hole (202) is provided at a position of the fixing case (201) corresponding to the locking bolt (4).

9. An electric mortise lock according to claim 2 characterized in that the limit collar (63) includes a front collar (631) and a rear collar (632) arranged at intervals, a connecting piece (633) is arranged between the front collar (631) and the rear collar (632), and the movable groove (64) is arranged between the connecting piece (633) and the plug pin (3).

10. An electric mortise lock according to claim 9 characterized in that a positioning ring groove (31) is provided at the front end of the plug pin post (3), and the front collar (631) is pressed against the positioning ring groove (31) and locked by a dead bolt (4) screwed to the front end of the plug pin post (3).