CN115749461A

CN115749461A - Gravity self-locking electric mortise lock with signal feedback

Info

Publication number: CN115749461A
Application number: CN202211589630.8A
Authority: CN
Inventors: 吴子剑; 杨彪; 陈艳
Original assignee: Guangdong Haoxiang Machinery Manufacturing Co ltd
Current assignee: Guangdong Haoxiang Machinery Manufacturing Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-03-07

Abstract

The invention discloses a gravity self-locking electric mortise lock with signal feedback, which comprises a main lock body and an auxiliary lock body, wherein a lock bolt shaft and a lock bolt are movably arranged in a mounting seat, a lock core shaft is movably arranged in a shaft sleeve seat of the main lock body, a shifting plate is arranged on one side of the outer side of the lock core shaft, which corresponds to the lock bolt shaft, the front end of the lock core shaft extends out of the front side of the main lock body, a transmission gear is movably sleeved on the outer wall of the shaft sleeve seat, a driving part is arranged on the lower side of the transmission gear, a driving motor is arranged in the main lock body on one side of the transmission gear, a driving gear is arranged on an output shaft of the driving motor, the driving gear is meshed with the transmission gear, a microswitch is arranged in the main lock body, and a switch contact is arranged on the lock bolt or the lock bolt shaft, which corresponds to the microswitch. The invention has simple structure and can self-lock by utilizing gravity. The unlocking can be done electrically or mechanically. Convenient to use effectively avoids when meetting conflagration or outage, and electric control system can't work because of receiving the damage, prevents that the accident from taking place.

Description

Gravity self-locking electric mortise lock with signal feedback

Technical Field

The invention relates to the technical field of locks, in particular to a gravity self-locking electric mortise lock with signal feedback.

Background

The electric mortise lock is an electronic control lock, and the bolt is driven to extend or retract through the on-off of current so as to achieve the functions of locking or unlocking a door. Are widely used in various fields such as elevators, lifting devices, and the like.

At present, electric mortises on the market are often driven only by electricity, can meet the requirements of safety inspection, but cannot meet the requirements of fire safety. For example, the Chinese patent application with the publication number of CN 104929437A: an electronic deadbolt lock, which is driven by a hold-type solenoid only, has a large dependency on the circuit configuration, resulting in non-use after power failure. When a fire or power failure occurs, the electronic control system is easily damaged and cannot work, and the consequences are very serious.

Therefore, the lock with the bolt controlled to move in a mechanical and electronic mode is invented in the market, but the existing lock is relatively complex in structure and high in production cost.

Therefore, the existing electric lock is to be further improved.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides the gravity self-locking electric mortise lock which is simple in structure, can be self-locked by gravity, unlocked in an electric mode or a mechanical mode, can detect the stroke of a bolt and further control an electric driving mechanism to stop working and is provided with signal feedback.

In order to achieve the purpose, the invention adopts the following scheme: the utility model provides a gravity auto-lock's electric mortiser lock of electrified signal feedback which characterized in that: the lock comprises a main lock body arranged downwards and an auxiliary lock body arranged upwards, wherein a mounting base is arranged in the main lock body, a lock bolt shaft is movably arranged in the mounting base, a lock bolt hole is formed in the lower side of the main lock body, a lock bolt is connected to the lower end of the lock bolt shaft, a shaft sleeve base is arranged in the main lock body on one side of the lock bolt shaft, a lock core shaft is movably arranged in the shaft sleeve base, a shifting plate is arranged on one side, corresponding to the lock bolt shaft, of the outer side of the lock core shaft, the front end of the lock core shaft extends out of the front side of the main lock body, a transmission gear is movably sleeved on the outer wall of the shaft sleeve base, a driving portion capable of shifting the shifting plate is arranged on the lower side of the transmission gear, a driving motor is arranged in the main lock body on one side of the transmission gear, a driving gear is arranged on an output shaft of the driving motor, the driving gear is meshed with the transmission gear, a microswitch is arranged in the main lock body, and a switch contact is arranged on the lock bolt or the lock bolt shaft and the position corresponding to the microswitch.

As another improvement of the gravity self-locking electric mortise lock with signal feedback, the upper end of the lock core shaft is provided with a limiting sleeve, and the poking plate is arranged between the limiting sleeve and the mounting seat.

As another improvement of the gravity self-locking electric mortise lock with the signal feedback, the upper end of the lock core shaft is provided with a locking hole, the limiting sleeve is movably sleeved on the lock core shaft, and a locking bolt capable of preventing the limiting sleeve from being separated from the lock core shaft is arranged in the locking hole.

As another improvement of the gravity self-locking electric mortise lock with the signal feedback, the main lock body comprises a bottom plate and a lock box, connecting sheets are respectively arranged on the periphery of the bottom plate, inner screw holes are arranged on the connecting sheets, outer screw holes are arranged at the positions of the lock box corresponding to the inner screw holes, and the bottom plate and the lock box are mutually connected through connecting screws arranged in the inner screw holes and the outer screw holes.

As another improvement of the gravity self-locking electric mortise lock with the signal feedback, a front positioning clamping groove is arranged on the front end surface of the lock box, a rear positioning clamping groove is arranged at the corresponding position of the bottom plate and the front positioning clamping groove, the front end of the mounting seat is inserted in the front positioning clamping groove, and the rear end of the mounting seat is inserted in the rear positioning clamping groove.

As another improvement of the gravity self-locking electric mortise lock with the signal feedback, the number of the poking plates is two, and the two poking plates are clamped on the front side and the rear side of the lock bolt shaft.

As another improvement of the gravity self-locking electric mortise lock with the signal feedback, the front end of the lock core shaft is provided with a triangular lock head.

As another improvement of the gravity self-locking electric mortise lock with the signal feedback, an installation base is arranged in a lock box, the installation base, a shaft sleeve seat and a driving motor are respectively arranged on the installation base, a plurality of positioning installation columns are arranged in the lock box, positioning installation holes are formed in the installation base and the positions corresponding to the positioning installation columns, and the installation base is fixed on the positioning installation columns through installation screws arranged in the positioning installation holes.

As another improvement of the gravity self-locking electric mortise lock with the signal feedback, the mounting seat is provided with a limiting slot hole, and the driving motor and the limiting slot hole are correspondingly provided with a positioning lug which is inserted in the limiting slot hole.

As another improvement of the gravity self-locking electric mortise lock with the signal feedback, a cover plate is arranged between the front end surface of the driving gear and the inner end surface of the lock box, a limiting step is arranged on the cover plate, and a limiting convex block is arranged at the position of the driving gear corresponding to the limiting step.

In summary, compared with the prior art, the invention has the beneficial effects that: according to the invention, gravity self-locking can be realized by using the weight of the lock core shaft, the lock tongue and the switch contact, the lock tongue is not required to be driven by an additional elastic part to extend out of the main lock body, the structure is simple, and the production cost is effectively reduced. When unlocking is needed, the lock can be unlocked in an electric mode or in a mechanical mode. When the electric unlocking mode is adopted, the driving motor can be controlled to drive the driving gear to rotate, the driving part is enabled to stir the stirring plate to rotate, the lock core shaft is driven to move upwards, in the process that the lock tongue moves upwards, the microswitch is triggered through the switch contact, a feedback signal is given to the driving motor, and therefore the driving motor stops working. When the mechanical unlocking mode is adopted, the key is inserted into the triangular lock head on the upper part of the lock core shaft, and the lock core shaft is rotated, so that the poking plate can be driven to rotate. Convenient to use effectively avoids when meetting conflagration or outage, and electric control system can't work because of receiving the damage, prevents that the accident from taking place.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic view of the main lock body of the present invention.

Fig. 3 isbase:Sub>A schematic cross-sectional view taken along linebase:Sub>A-base:Sub>A in fig. 2.

Fig. 4 is a schematic cross-sectional view taken along line B-B in fig. 2.

Fig. 5 is a schematic view of the internal structure of the main lock body according to the present invention.

Fig. 6 is a second schematic view of the internal structure of the main lock body according to the present invention.

Fig. 7 is a third schematic view of the internal structure of the main lock body of the present invention.

In the figure: 1. a main lock body; 101. a base plate; 102. a lock case; 103. connecting sheets; 104. an inner screw hole; 105. an outer screw hole; 106. a front positioning clamping groove; 107. a clamping groove is positioned at the back; 2. a secondary lock body; 3. a mounting seat; 4. a latch shaft; 5. a lock tongue hole; 6. a latch bolt; 7. A shaft sleeve seat; 8. a lock core shaft; 81. a triangular lock head; 9. a poking plate; 10. a transmission gear; 11. a drive section; 12. a drive motor; 13. a drive gear; 14. a microswitch; 15. a switch contact; 16. a limiting sleeve; 17. a locking hole; 18. installing a base; 19. positioning the mounting post; 20. positioning the mounting hole; 21. limiting slotted holes; 22. positioning the bump; 23. a cover plate; 24. a limiting step; 25. and a limiting bump.

Detailed Description

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

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-7, a gravity-self-locking electric mortise lock with signal feedback includes a main lock body 1 disposed downward and an auxiliary lock body 2 disposed upward, a mounting seat 3 is disposed in the main lock body 1, a latch shaft 4 is movably disposed in the mounting seat 3, a latch hole 5 is disposed on a lower side of the main lock body 1, a latch 6 is connected to a lower end of the latch shaft 4, a sleeve seat 7 is disposed in the main lock body 1 on one side of the latch shaft 4, a latch shaft 8 is movably disposed in the sleeve seat 7, a toggle plate 9 is disposed on an outer side of the latch shaft 8 and a side corresponding to the latch shaft 4, a front end of the latch shaft 8 extends out of a front side of the main lock body 1, a transmission gear 10 is movably sleeved on an outer wall of the sleeve seat 7, a driving portion 11 capable of toggling the toggle plate 9 is disposed on a lower side of the transmission gear 10, a driving motor 12 is disposed in the main lock body 1 on one side of the transmission gear 10, a driving gear 13 is disposed on an output shaft of the driving motor 12, the driving gear 13 is engaged with the transmission gear 10, and a microswitch 14 is disposed in the main lock body 1, and a corresponding contact of the latch shaft 6 or a microswitch 15 is disposed on the latch shaft 4.

According to the invention, gravity self-locking can be realized by utilizing the weight of the lock core shaft, the lock tongue and the switch contact, the lock tongue is not required to be driven to extend out of the main lock body by an additional elastic component, the structure is simple, and the production cost is effectively reduced. When unlocking is needed, the lock can be unlocked in an electric mode or in a mechanical mode. When the electric unlocking mode is adopted, the driving motor can be controlled to drive the driving gear to rotate, the driving part is enabled to stir the stirring plate to rotate, the lock core shaft is driven to move upwards, in the process that the lock tongue moves upwards, the microswitch is triggered through the switch contact, a feedback signal is given to the driving motor, and therefore the driving motor stops working. When the mechanical unlocking mode is adopted, the key is inserted into the triangular lock head on the upper part of the lock core shaft, and the lock core shaft is rotated, so that the poking plate can be driven to rotate. Convenient to use effectively avoids when meetting conflagration or outage, and electric control system can't work because of receiving the damage, prevents that the accident from taking place.

According to the invention, the upper end of the lock core shaft 8 is provided with a limiting sleeve 16, and the poking plate 9 is arranged between the limiting sleeve 16 and the mounting base 3.

The shifting plate 9 can drive the lock core shaft 8 to drive the lock bolt 6 to move upwards by shifting the limiting sleeve 16, so that the lock core shaft is separated from the auxiliary lock body 2. In the invention, a lock tongue hole is arranged at the position of the auxiliary lock body 2 corresponding to the lock tongue 6.

According to the invention, the upper end of the lock core shaft 8 is provided with a locking hole 17, the limiting sleeve 16 is movably sleeved on the lock core shaft 8, and a locking bolt capable of preventing the limiting sleeve 16 from being separated from the lock core shaft 8 is arranged in the locking hole 17. According to the invention, the limiting sleeve 16 and the lock core shaft 8 are arranged in a split manner, so that the lock core shaft 8 is more convenient to install.

The main lock body 1 comprises a bottom plate 101 and a lock box 102, wherein connecting sheets 103 are respectively arranged on the periphery of the bottom plate 101, inner screw holes 104 are arranged on the connecting sheets 103, outer screw holes 105 are arranged at the positions of the lock box 102 corresponding to the inner screw holes 104, and the bottom plate 101 and the lock box 102 are mutually connected through connecting screws arranged in the inner screw holes 104 and the outer screw holes 105.

The connecting sheet 103 is integrally formed with the base plate 101, and is formed by punching a groove hole in the connecting sheet 103 and folding the portion serving as the connecting sheet from the groove hole. The bottom plate 101 and the lock case 102 are firmly connected by four connecting pieces 103.

In the invention, a front positioning clamping groove 106 is arranged on the front end surface of the lock box 102, a rear positioning clamping groove 107 is arranged at the corresponding position of the bottom plate 101 and the front positioning clamping groove 106, the front end of the mounting seat 3 is inserted in the front positioning clamping groove 106, and the rear end of the mounting seat 3 is inserted in the rear positioning clamping groove 107. In the invention, the mounting seat 3 is inserted into the front positioning clamping groove 106 and the rear positioning clamping groove 107, so that the assembly is more convenient.

The number of the poking plates 9 is two, and the two poking plates 9 are clamped on the front side and the rear side of the lock bolt shaft 4.

The front end of the lock core shaft 8 is provided with a triangular lock head 81. According to the invention, the triangular lock head 81 can be driven by the triangular key to rotate the lock core shaft 8, and the toggle plate is driven to drive the limiting sleeve 16 to drive the lock tongue shaft to move upwards, so that the lock tongue is driven to move upwards to unlock.

According to the invention, the lock box 102 is internally provided with the mounting base 18, the mounting base 3, the shaft sleeve seat 7 and the driving motor 12 are respectively mounted on the mounting base 18, the lock box 102 is internally provided with a plurality of positioning mounting columns 19, the mounting base 18 and the positioning mounting columns 19 are correspondingly provided with the positioning mounting holes 20, and the mounting base 18 is fixed on the positioning mounting columns 19 through mounting screws arranged in the positioning mounting holes 20.

According to the invention, the mounting base 3 is provided with a limiting slot 21, a positioning bump 22 is arranged at a position of the driving motor 12 corresponding to the limiting slot 21, and the positioning bump 22 is inserted in the limiting slot 21.

According to the invention, a cover plate 23 is arranged between the front end face of the driving gear 13 and the inner end face of the lock box 102, a limiting step 24 is arranged on the cover plate 23, and a limiting lug 25 is arranged at a position corresponding to the limiting step 24 on the driving gear 13.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a gravity auto-lock's electric mortiser lock of electrified signal feedback which characterized in that: including main lock body (1) that sets up downwards and vice lock body (2) that upwards set up, be equipped with mount pad (3) in main lock body (1) the activity is provided with spring bolt axle (4) in mount pad (3) be equipped with spring bolt hole (5) on main lock body (1) downside be connected with spring bolt (6) on spring bolt axle (4) lower extreme be equipped with axle sleeve seat (7) in main lock body (1) of spring bolt axle (4) one side the activity is equipped with lock core axle (8) on axle sleeve seat (7) the activity be equipped with on the outside of lock core axle (8) and the corresponding one side of spring bolt axle (4) dial board (9), lock core axle (8) front end stretches out main lock body (1) front side movable sleeve is equipped with drive gear (10) on axle sleeve seat (7) outer wall drive gear (10) downside be equipped with can stir drive division (11) of dial board (9) be equipped with driving motor (12) in the main lock body (1) of drive gear (10) one side drive motor (12) the output shaft (13) and drive gear (13) and corresponding on the corresponding switch (13) of spring bolt (13) are equipped with the corresponding on the lock body (14), drive gear (14) the position of lock bolt (6) or the corresponding on the corresponding one side, be equipped with the lock bolt (13) the lock body (6) is mutually, the jogged on the lock bolt (14), drive gear (14) is equipped with the micro-operated switch (14), the micro-operated switch (13) the lock bolt (6) the lock body (14) the micro-operated switch (13) on the lock body (1) of micro-switch There are switching contacts (15).

2. A gravity-latching electric mortice lock with signal feedback as claimed in claim 1 wherein: the upper end of the lock core shaft (8) is provided with a limiting sleeve (16), and the poking plate (9) is arranged between the limiting sleeve (16) and the mounting seat (3).

3. A gravity-self locking electric mortise lock with signal feedback according to claim 2, wherein: the locking device is characterized in that a locking hole (17) is formed in the upper end of the locking core shaft (8), the limiting sleeve (16) is movably sleeved on the locking core shaft (8), and a locking bolt capable of preventing the limiting sleeve (16) from being separated from the locking core shaft (8) is arranged in the locking hole (17).

4. A gravity-self locking electrical mortise lock with signal feedback as claimed in claim 1 wherein: the main lock body (1) comprises a bottom plate (101) and a lock box (102), connecting pieces (103) are arranged on the periphery of the bottom plate (101) respectively, inner screw holes (104) are formed in the connecting pieces (103), outer screw holes (105) are formed in the positions, corresponding to the inner screw holes (104), of the lock box (102), and the bottom plate (101) and the lock box (102) are connected with each other through connecting screws arranged in the inner screw holes (104) and the outer screw holes (105).

5. A gravity self-locking electric mortise lock with signal feedback according to claim 4, wherein: the front end face of the lock box (102) is provided with a front positioning clamping groove (106), the corresponding position of the bottom plate (101) and the front positioning clamping groove (106) is provided with a rear positioning clamping groove (107), the front end of the mounting seat (3) is inserted into the front positioning clamping groove (106), and the rear end of the mounting seat (3) is inserted into the rear positioning clamping groove (107).

6. A gravity-self locking electrical mortise lock with signal feedback as claimed in claim 1 wherein: the number of the poking plates (9) is two, and the two poking plates (9) are clamped on the front side and the rear side of the lock bolt shaft (4).

7. A gravity-latching electric mortice lock with signal feedback as claimed in claim 1 wherein: the front end of the lock core shaft (8) is provided with a triangular lock head (81).

8. A gravity self-locking electric mortise lock with signal feedback according to claim 4, wherein: be equipped with installation base (18) in lock box (102), install mount pad (3), axle sleeve seat (7), driving motor (12) respectively on installation base (18) be equipped with a plurality of location erection columns (19) in lock box (102) installation base (18) are equipped with location mounting hole (20) with the corresponding position of location erection column (19), installation base (18) are fixed on location erection column (19) through the mounting screw that sets up in location mounting hole (20).

9. A gravity-self locking electric mortise lock with signal feedback according to claim 8 wherein: a limiting slotted hole (21) is formed in the mounting seat (3), a positioning bump (22) is arranged at a position of the driving motor (12) corresponding to the limiting slotted hole (21), and the positioning bump (22) is inserted into the limiting slotted hole (21).

10. A gravity-locking electric mortise lock with signal feedback according to claim 4 further comprising: a cover plate (23) is arranged between the front end face of the driving gear (13) and the inner end face of the lock box (102), a limiting step (24) is arranged on the cover plate (23), and a limiting convex block (25) is arranged at the position, corresponding to the limiting step (24), of the driving gear (13).