CN211397002U

CN211397002U - Motor lock

Info

Publication number: CN211397002U
Application number: CN201922071733.5U
Authority: CN
Inventors: 易俊达
Original assignee: Jiang Liuli
Current assignee: Jiang Liuli
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-09-01
Anticipated expiration: 2029-11-26

Abstract

A motor lock, its characterized in that: the bottom of the motor lock comprises a base (1), a speed reducing motor (2) is arranged in the middle of the lower portion of the base (1), and a lock tongue (3) is arranged on the top of the motor lock and above the speed reducing motor (2).

Description

Motor lock

Technical Field

The utility model relates to a motor lock, which is a core part of a locking lock of a safe (box), a secret cabinet, a gun cabinet, a security door and the like.

Background

The electromagnet of present production, especially the electromagnet that some low side safe deposit boxes (casees), safe deposit boxes etc. used, the coil wire winding is few, and the spring line footpath is thin, only needs to shake the box gently, and electromagnetic core down walks, and the cabinet door is opened easily very fast. In addition, many electromagnets with shockproof and anti-drop sizes are arranged on the market at present, and still cannot play a shockproof role through tests, so that the safety of the safety box (box) is difficult to ensure. This year policeman department is organizing personnel to step up modification and perfect to the electronic lock standard, the utility model relates to a locking mechanism is controlled through utilizing direct current motor speed reduction positive and negative rotation to drive the carriage to the motor lock has been avoided because vibrations and open latch mechanism.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor lock is through utilizing direct current motor speed reduction positive and negative rotation to drive the carriage and control locking mechanism to avoided opening latch mechanism because vibrations. The utility model discloses for convenient installation, specially regard direct current motor and reduction gear box as an independent part (being gear motor) design, processing like this, simple to operate.

The technical scheme of the utility model is that: a motor lock, its characterized in that: the bottom of the motor lock comprises a base, a speed reducing motor is arranged in the middle of the lower portion of the base, and a lock tongue is arranged on the top of the motor lock and above the speed reducing motor.

A lock tongue groove is arranged in the middle of the top of the base, and the top of the lock tongue groove is provided with an opening; a torsion spring groove is arranged close to the right of the spring bolt groove, a spring bolt rotating shaft groove is arranged in the middle of the torsion spring groove, and a spherical protrusion is arranged in the middle of the spring bolt rotating shaft groove; the lower part of the spring bolt groove is provided with a gear motor groove, the left side and the right side of the bottom of the base are respectively provided with two kidney holes, and the kidney holes are used for installing and fixing the motor lock.

A spring bolt rotating shaft is arranged in the groove of the spring bolt rotating shaft of the electric lock, one end of the spring bolt rotating shaft is large, the other end of the spring bolt rotating shaft is small, namely a large end of the rotating shaft and a small end of the rotating shaft, and the large end of the rotating shaft is in contact with the spherical convex point; the side surface of the lock tongue rotating shaft, which is close to the small end of the rotating shaft, is provided with a spring positioning hole; the periphery of a spring bolt rotating shaft is provided with a torsion spring, the left side of a torsion spring groove is provided with a first gap, one end of the torsion spring is clamped in the first gap, a spring bolt is arranged on the torsion spring, the spring bolt is in a half-moon shape, a waist hole is arranged in the middle of the spring bolt, the right end of the waist hole is provided with a small plane, the left end of the waist hole is provided with a small round hole, the upper left part of the spring bolt is provided with a back-off, the lower left part of the spring bolt is provided with a thickened; the bolt rotating shaft passes through the bolt waist hole, and the side surface is provided with a positioning spring.

A gear motor is arranged in a gear motor groove in the middle of the bottom of the motor lock, a gear box is arranged in the middle of the motor at the tail part of the gear motor, a drive plate is arranged on the head of the gear motor, and a drive pin is arranged at the edge of the drive plate; fixing columns are arranged on the left side and the lower side of the upper edge of the motor groove, and tension spring fixing columns are arranged on the right side of the upper edge of the motor groove; a motor gland is arranged on the gear motor, the middle of the motor gland is arc-shaped and matched with the motor in shape, round holes are arranged at the upper side and the lower side of the motor gland and respectively correspond to the fixing columns, and screws penetrate through the motor gland to fix the gear motor; a sliding frame is arranged on the left side of the speed reducing motor, a stop pin is arranged at the uppermost end of the sliding frame, an emergency tongue is arranged inwards on the upper side of the sliding frame, a square hole is formed in the middle of the sliding frame, and a tension spring hole is formed in the lower portion of the sliding frame; a driving plate and a driving pin of the speed reducing motor penetrate through the square hole; a boss for limiting motor rotation is arranged at the leftmost end of the groove of the speed reducing motor, a tension spring is arranged between the tension spring fixing column and the tension spring hole, one end of the tension spring is fixed on the tension spring fixing column through a first screw, and the other end of the tension spring is hooked in the tension spring hole; a groove is formed between the spring bolt groove and the lower part of the spring bolt groove, and the stop pin at the uppermost end of the sliding frame can move up and down under the driving of the speed reducing motor.

The left and right sides and the middle of the upper end of the base are respectively provided with an installation screw hole, and the middle of the upper end of the base is provided with two protruding positioning pins; the innermost part of the base is provided with a face cover, and the uppermost part of the face cover is provided with a turning tongue to ensure that the lock tongue does not swing when rotating; the upper end of the face cover is provided with an inward-turned hole which is concentric with the groove of the bolt rotating shaft and wraps the small head of the rotating shaft; the middle of the face cover is provided with two positioning holes corresponding to two protruding positioning pins on the base, the left side, the right side and the lower side of the hole flanging are provided with three counter bores I corresponding to three mounting screw holes on the base, and the face cover is fixed on the base by the three counter bores I through the counter bores I; a first square hole is formed in the middle lower portion of the face cover, and an emergency tongue penetrates through the first square hole.

In normal use: after the power is switched on, the gear motor rotates, a drive plate shifting pin of the gear motor presses the lower edge of the square hole in the middle of the sliding frame, the tension spring is stretched, the gear motor stops rotating after the tension spring is in place, the motor lock is opened, the mechanism pushes the lock tongue to rotate anticlockwise, and the motor lock is opened; after the lock is unlocked for a few seconds, the speed reducing motor rotates reversely to be in place, and the motor lock is restored to a locking state under the action of the tension spring of the sliding frame; when the motor lock impacts the lock tongue by external force, the spring is compressed, and the reverse buckle is hung on the top of the base, so that the impact force is dispersed; when the emergency opening is carried out, the emergency tongue is pressed by the locking plate or external force, the tension spring is stretched, and the sliding frame moves downwards to lock and open.

The utility model has the advantages that: the utility model relates to a motor lock is through utilizing direct current motor speed reduction positive and negative rotation to drive the carriage and control locking mechanism to avoided opening the latch mechanism because vibrations. The utility model discloses for convenient installation, specially regard direct current motor and reduction gear box as an independent part (being gear motor) design, processing like this, simple to operate. The utility model discloses processing is simple and convenient, can prevent to shake and open, more has security and novelty.

Drawings

FIG. 1 is a front view of the appearance of a motor lock of the present invention;

fig. 2 is a front view (hidden surface cover) of an assembly of the motor lock of the present invention;

FIG. 3 is a perspective view of a base of a motor lock of the present invention;

FIG. 4 is a perspective view of the motor lock torsional spring and the bolt rotating shaft of the present invention;

FIG. 5 is a perspective view of a latch bolt rotating shaft of the electric lock of the present invention;

fig. 6 is a perspective view of a bolt of the electric motor lock of the present invention;

FIG. 7 is a perspective view of a gear motor structure of a motor lock of the present invention;

fig. 8 is a perspective view of a motor cover of the motor lock of the present invention;

fig. 9 is a perspective view of a sliding frame of a motor lock according to the present invention;

fig. 10 is a sectional view of a front view (hidden cover) a-a of the motor lock assembly of the present invention;

FIG. 11 is a perspective view of a cover of a lock face of a motor according to the present invention;

fig. 12 is a front view (hidden surface cover) of the motor lock assembly (unlocked state) of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Referring to fig. 1 and 2, a motor lock is characterized in that: this motor lock bottom includes base 1, and the lower part intermediate position of base 1 is equipped with gear motor 2, and this motor lock top is equipped with spring bolt 3 above gear motor 2.

Referring to fig. 3, a motor lock is characterized in that: a lock tongue groove 4 is formed in the middle of the top of the base 1, and the top of the lock tongue groove 4 is provided with an opening; a torsion spring groove 5 is arranged close to the right of the bolt groove 4, a bolt rotating shaft groove 6 is arranged in the middle of the torsion spring groove 5, and a spherical protrusion 7 is arranged in the middle of the bolt rotating shaft groove 6; the lower part of the lock tongue groove 4 is provided with a gear motor groove 8, the left side and the right side of the bottom of the base 1 are respectively provided with two kidney holes 9, and the kidney holes 9 are used for installing and fixing a motor lock.

Referring to fig. 4, 5, 6, a motor lock is characterized in that: a bolt rotating shaft 10 is arranged in the bolt rotating shaft groove 6 of the electric lock, one end of the bolt rotating shaft 10 is large, the other end is small, and a large head 11 of the rotating shaft is in point contact with the spherical bulge 7; a spring positioning hole 13 is formed in the side surface of the bolt rotating shaft 10, which is close to the small end 12 of the rotating shaft; a torsion spring 14 is arranged on the periphery of the bolt rotating shaft 10, a first gap 15 is arranged on the left side of the torsion spring groove 5, one end of the torsion spring 14 is clamped in the first gap 15, a bolt 3 is arranged on the torsion spring 14, the bolt 3 is half-moon-shaped, a waist hole 16 is arranged in the middle of the bolt, a small plane 17 is arranged at the right end of the waist hole 16, a small round hole 18 is arranged at the left end of the waist hole 16, an inverted buckle 19 is arranged at the upper left part of the bolt 3, a thickened stop bolt 20 is arranged at the lower left part, and the other end of the torsion spring 14 penetrates through the; the bolt rotating shaft 10 passes through the waist hole 16 of the bolt 3, and the side surface is provided with a positioning spring 21.

Referring to fig. 4, 7, 8, 9 and 10, the motor lock is characterized in that: a gear motor 2 is arranged in a gear motor groove 8 in the middle of the bottom of the motor lock, a gear box 23 is arranged in the middle of a motor 22 at the tail part of the gear motor 2, a drive plate 24 is arranged on the top, and a drive pin 25 is arranged at the edge of the drive plate 24; fixing columns 26 are arranged on the left side and the lower side of the upper edge of the motor groove 8, and tension spring fixing columns 27 are arranged on the right side of the upper edge; a motor gland 28 is arranged on the gear motor 2, the middle of the motor gland 28 is arc-shaped and matched with the motor 22 in shape, round holes 29 are formed in the upper side and the lower side, the round holes 29 respectively correspond to the fixing columns 26, and screws 30 penetrate through the motor gland 28 to fix the gear motor 2; a sliding frame 31 is arranged on the left side of the speed reducing motor 2, a stop pin 32 is arranged at the uppermost end of the sliding frame 31, an emergency tongue 33 is arranged on the upper portion and the inner portion of the sliding frame 31, a square hole 34 is arranged in the middle of the sliding frame 31, and a tension spring hole 35 is arranged at the lower portion of the sliding frame 31; the dial 24 and the dial pin 25 of the speed reducing motor 2 pass through the square hole 34; a boss 36 for limiting motor rotation is arranged at the leftmost end of the speed reducing motor groove 8, a tension spring 37 is arranged between the tension spring fixing column 27 and the tension spring hole 35, one end of the tension spring 37 is fixed on the tension spring fixing column 27 through a first screw 38, and the other end of the tension spring 37 is hooked in the tension spring hole 35; a groove 39 is arranged between the bolt groove 4 and the lower part of the bolt groove 4, and the stop pin 32 at the uppermost end of the sliding frame 31 can move up and down under the driving of the reducing motor 2.

Referring to fig. 2 and 11, the motor lock is characterized in that: the left, the right and the middle of the upper end of the base 1 are respectively provided with a mounting screw hole 40, and the middle is provided with two protruding positioning pins 41; the innermost part of the base 1 is provided with a surface cover 42, and the uppermost part of the surface cover 42 is provided with a turning tongue 43 to ensure that the lock tongue 3 does not swing when rotating; the upper end of the face cover 42 is provided with an inward-turned hole 44, and the hole 44 is concentric with the groove 6 of the bolt rotating shaft and wraps the small head 12 of the rotating shaft; two positioning holes 45 are formed in the middle of the face cover 42 and correspond to the two protruding positioning pins 41 on the base 1, three counter bores I46 are formed in the left side, the right side and the lower side of the flanging hole 44 and correspond to the three mounting screw holes 40 on the base 1, and the three counter bores I47 penetrate through the counter bores I46 to fix the face cover 42 on the base 1; a first square hole 48 is formed in the middle of the face cover 42 in the lower portion, and the emergency tongue 33 penetrates through the first square hole 48.

Referring to fig. 2 and 12, the motor lock is characterized in that: in normal use: after the power is switched on, the gear motor 2 rotates, the dial plate 24 and the poking pin 25 of the gear motor 2 press the lower edge of the square hole 34 in the middle of the sliding frame 31, the tension spring 37 is stretched, after the gear motor 2 stops rotating after being in place, the motor lock is opened, the mechanism pushes the bolt 3 to rotate anticlockwise, and the motor lock is opened; after the lock is unlocked for a few seconds, the speed reducing motor 2 rotates reversely to be in place, and the motor lock is restored to a locking state by the sliding frame 31 under the action of the tension spring 37. When the motor lock impacts the bolt 3 by external force, the spring 21 is compressed, and the reverse buckle 19 is hung on the top of the base 1, so that impact force is dispersed; when the emergency opening is carried out, the emergency tongue 33 is pressed by a locking plate or external force, the tension spring 37 is stretched, and the sliding frame 31 is unlocked by moving downwards.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A motor lock, its characterized in that: the bottom of the motor lock comprises a base (1), a speed reducing motor (2) is arranged in the middle of the lower portion of the base (1), and a lock tongue (3) is arranged on the top of the motor lock and above the speed reducing motor (2).

2. A motor lock according to claim 1, characterised in that: a bolt groove (4) is formed in the middle of the top of the base (1), and the top of the bolt groove (4) is open; a torsion spring groove (5) is arranged close to the right of the bolt groove (4), a bolt rotating shaft groove (6) is arranged in the middle of the torsion spring groove (5), and a spherical protrusion (7) is arranged in the middle of the bolt rotating shaft groove (6); the lower part of the bolt groove (4) is provided with a gear motor groove (8), the left side and the right side of the bottom of the base (1) are respectively provided with two kidney holes (9), and the kidney holes (9) are used for installing and fixing a motor lock.

3. A motor lock according to claim 1, characterised in that: a bolt rotating shaft (10) is arranged in the bolt rotating shaft groove (6) of the motor lock, one end of the bolt rotating shaft (10) is large, the other end is small, namely a rotating shaft large head (11) and a rotating shaft small head (12), and the rotating shaft large head (11) is in point contact with the spherical bulge (7); a spring positioning hole (13) is formed in the side surface, close to the small end (12) of the rotating shaft, of the bolt rotating shaft (10); a torsion spring (14) is arranged on the periphery of the bolt rotating shaft (10), a first notch (15) is formed in the left side of the torsion spring groove (5), one end of the torsion spring (14) is clamped in the first notch (15), a bolt (3) is arranged on the torsion spring (14), the bolt (3) is half-moon-shaped, a waist hole (16) is formed in the middle of the bolt, a small plane (17) is arranged at the right end of the waist hole (16), a small round hole (18) is formed in the left end of the waist hole (16), an inverted buckle (19) is arranged at the upper left part of the bolt (3), a thickened blocking bolt (20) is arranged at the lower left part of the bolt, and the other end of the torsion spring (14) penetrates through the small; the bolt rotating shaft (10) penetrates through a bolt (3) waist hole (16), and a positioning spring (21) is arranged on the side surface.

4. A motor lock according to claim 1, characterised in that: a gear motor (2) is arranged in a gear motor groove (8) in the middle of the bottom of the motor lock, a gear box (23) is arranged in the middle of a motor (22) at the tail part of the gear motor (2), a drive plate (24) is arranged on the top, and a drive pin (25) is arranged at the edge of the drive plate (24); fixing columns (26) are arranged on the left side and the right side of the upper edge of the motor groove (8), and tension spring fixing columns (27) are arranged on the right side of the upper edge; a motor gland (28) is arranged on the gear motor (2), the middle of the motor gland (28) is arc-shaped and matched with the motor (22), round holes (29) are formed in the upper side and the lower side of the motor gland, the round holes (29) respectively correspond to the fixing columns (26), and screws (30) penetrate through the motor gland (28) to fix the gear motor (2); a sliding frame (31) is arranged on the left side of the speed reducing motor (2), a stop pin (32) is arranged at the uppermost end of the sliding frame (31), an emergency tongue (33) is arranged on the upper side and the inner side of the sliding frame (31), a square hole (34) is arranged in the middle of the sliding frame (31), and a tension spring hole (35) is arranged at the lower part of the sliding frame (31); a dial (24) and a dial pin (25) of the reduction motor (2) penetrate through the square hole (34); a boss (36) for limiting the rotation of the motor is arranged at the leftmost end of the speed reducing motor groove (8), a tension spring (37) is arranged between the tension spring fixing column (27) and the tension spring hole (35), one end of the tension spring (37) is fixed on the tension spring fixing column (27) through a screw I (38), and the other end of the tension spring (37) is hooked in the tension spring hole (35); a groove (39) is arranged between the lock tongue groove (4) and the lower part of the lock tongue groove (4), and the stop pin (32) at the uppermost end of the sliding frame (31) can move up and down under the driving of the speed reducing motor (2).

5. A motor lock according to claim 1, characterised in that: the left, the right and the middle of the upper end of the base (1) are respectively provided with an installation screw hole (40), and the middle of the upper end is provided with two protruding positioning pins (41); the innermost part of the base (1) is provided with a surface cover (42), and the uppermost part of the surface cover (42) is provided with a turning tongue (43) to ensure that the lock tongue (3) does not swing when rotating; an inward-turned hole (44) is arranged at the upper end of the face cover (42) downwards, and the hole (44) is concentric with the groove (6) of the bolt rotating shaft and wraps the small head (12) of the rotating shaft; two positioning holes (45) are formed in the middle of the face cover (42) and correspond to two protruding positioning pins (41) on the base (1), three counter bores I (46) are formed in the left side, the right side and the lower side of the hole flanging (44) and correspond to three mounting screw holes (40) on the base (1), and the three counter bores I (47) penetrate through the counter bores I (46) to fix the face cover (42) on the base (1); a first square hole (48) is formed in the middle of the face cover (42) in the lower portion, and the emergency tongue (33) penetrates through the first square hole (48).

6. A motor lock according to claim 1, characterised in that: in normal use: after the power is switched on, the gear motor (2) rotates, a drive plate (24) and a drive pin (25) of the gear motor (2) press the lower edge of a square hole (34) in the middle of the sliding frame (31), a tension spring (37) is stretched, the gear motor (2) stops rotating after the gear motor is in place, the motor lock is opened, the mechanism pushes the bolt (3) to rotate anticlockwise, and the motor lock is opened; after the lock is unlocked for a few seconds, the speed reducing motor (2) rotates reversely to a position, and the motor lock is restored to a locking state under the action of the tension spring (37) of the sliding frame (31); when the motor lock impacts the bolt (3) by external force, the spring (21) is compressed, and the reverse buckle (19) is hung on the top of the base (1) to disperse the impact force; when the emergency opening is carried out, the emergency tongue (33) is pressed by a locking plate or external force, the tension spring (37) is stretched, and the sliding frame (31) moves downwards to lock and is opened.