CN210598496U

CN210598496U - Motor lock

Info

Publication number: CN210598496U
Application number: CN201921106898.5U
Authority: CN
Inventors: 江流力; 易俊达
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-05-22
Anticipated expiration: 2029-07-15

Abstract

A motor lock, its characterized in that: the bottom of the motor lock comprises a base, a face cover is arranged on the base, and a lock tongue is arranged between the base and the face cover at the top of the motor lock; 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 left side and the right side of the spring bolt groove and the middle of the base are provided with face cover mounting holes, the left side and the right side of the bottom of the base are respectively provided with two kidney holes, the left side in the middle of the bottom is provided with a motor groove, the right side in the middle of the bottom is provided with a slider groove, and the lowest end of the bottom is provided with a gear box groove.

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 motor lock is through utilizing direct current motor speed reduction positive and negative rotation to drive the slider and stretch out and draw back and control locking mechanism to avoided because vibrations and opened 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 just reversing to drive the slider and stretch out and draw back and control locking mechanism to avoided opening latch mechanism because vibrations. The product has simple design, low cost and convenient installation and use.

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 face cover is arranged on the base, and a lock tongue is arranged between the base and the face cover at the top of the motor lock; 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 left side and the right side of the spring bolt groove and the middle of the base are provided with face cover mounting holes, the left side and the right side of the bottom of the base are respectively provided with two kidney holes, the left side in the middle of the bottom is provided with a motor groove, the right side in the middle of the bottom is provided with a slider groove, and the lowest end of the bottom is provided with a gear box groove.

A spring bolt rotating shaft is arranged in the groove of the spring bolt rotating shaft, one end of the spring bolt rotating shaft is large, the other end of the spring bolt rotating shaft is small, the large end of the rotating shaft is in contact with the spherical convex point, and the small end of the rotating shaft penetrates through the face cover; 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 penetrates through the bolt waist hole, and a positioning spring is arranged on the side surface of the bolt rotating shaft; a direct current motor is arranged in a motor groove which is arranged on the left side of the middle of the bottom, the direct current motor is fixed in the motor groove, a second gap is formed between the motor groove and the gear box groove, a straight gear is arranged at the lower end of the direct current motor, and the straight gear is directly communicated with the gear box groove; two concentric shaft holes are formed in the middle of the gear box groove, a middle rotating shaft is arranged in the center of each concentric shaft hole, a duplicate gear is arranged outside each middle rotating shaft, big teeth of the duplicate gear are arranged on the upper portion of each middle rotating shaft and are meshed with the straight gear, and small teeth of the duplicate gear are arranged on the lower portion of each middle rotating shaft; a third gap is formed between the groove of the sliding block and the groove of the gear box, a big gear is arranged at the rightmost side of the groove of the gear box and is meshed with the small teeth of the duplicate gear, the big gear is fixed on a transmission shaft, the transmission shaft penetrates through the third gap, and a pin is arranged at the upper part of the transmission shaft; the slide block is arranged in the slide block groove, the slide block is divided into three sections of spaces, the lowest end of the slide block is a spring space section, the middle of the slide block is a transmission shaft movable space section, the uppermost end of the slide block is an emergency space section, the lower part of the slide block is provided with a linear groove, the middle of the slide block is provided with a circular hole I, the upper part of the slide block is provided with a stop pin fixing hole, and the stop pin fixing hole is communicated with the emergency space section; a first spring is arranged in the spring space section of the sliding block; the transmission shaft passes a word groove, the pin can be rotatory round spring one, the slider reciprocates simultaneously, the transmission shaft passes round hole one, emergent film space section inside is equipped with emergent piece, emergent piece one end is equipped with round hole two, emergent film area round hole that end inserts emergent film space section, slider upper portion is equipped with the backing pin, the backing pin upper end sets up to big-end, big-end it blocks the spring bolt rotation effect, the lower extreme is equipped with the back taper back-off, the back taper back-off inserts the backing pin fixed orifices, pass round hole two again, will meet an urgent need the piece and the backing pin is fixed on the slider.

The upper end of the face cover is provided with a turned-up tongue to ensure that the tongue does not swing; 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; two raised positioning pins are arranged in the middle of the base, two positioning holes are arranged in the middle of the face cover, three counter bores are arranged in the middle of the face cover and correspond to the mounting holes of the face cover on the base, the positioning pins penetrate through the positioning holes, and three counter screws penetrate through the counter bores to fix the face cover in the mounting holes of the face cover; a square hole is arranged in the middle of the face cover, and the emergency sheet penetrates through the square hole.

In normal use: after the direct current motor is electrified, the direct current motor rotates, and drives the sliding block to move downwards after the direct current motor is decelerated by the straight gear, the duplicate gear and the big gear, the motor lock is opened, and the direct current motor stops rotating for 4 seconds; then the direct current motor rotates reversely, the sliding block moves upwards, and the motor lock is restored to a locking state; when the motor lock impacts the lock tongue by external force, the spring is compressed, and the reverse buckle can be hung on the top of the base, so that impact force is dispersed; when the emergency unlocking is carried out, the emergency sheet is pressed by the locking sheet or external force, the spring is compressed, and the sliding block moves downwards to unlock the lock.

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 slider and stretch out and draw back and control locking mechanism to avoided because vibrations and opened latch mechanism. 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 a motor lock of the present invention;

FIG. 2 is a perspective view of a base of a motor lock of the present invention;

FIG. 3 is a perspective view of the motor lock torsional spring and the bolt rotating shaft of the present invention;

FIG. 4 is a perspective view of a latch bolt rotating shaft of the electric lock of the present invention;

fig. 5 is a perspective view of a bolt of the electric motor lock of the present invention;

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

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

FIG. 8 is a perspective view of the transmission shaft of the motor lock of the present invention;

FIG. 9 is a perspective view of the sliding block of the motor lock of the present invention;

fig. 10 is a perspective view of a sliding block of the motor lock of the present invention;

fig. 11 is a perspective view (reverse side) of a sliding block of the motor lock of the present invention;

fig. 12 is a perspective view of an emergency sheet of a motor lock of the present invention;

fig. 13 is a half sectional view of a sliding block component of the motor lock of the present invention;

fig. 14 is a perspective view of a motor lock cover 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: the bottom of the motor lock comprises a base 1, a face cover 2 is arranged on the base 1, and a bolt 3 is arranged between the base 1 and the face cover 2 at the top of the motor lock; 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 left side and the right side of the bolt groove 4 and the middle of the base 1 are provided with face cover mounting holes 8, the left side and the right side of the bottom of the base 1 are respectively provided with two kidney holes 9, the middle of the bottom is provided with a motor groove 10 on the left side, the middle of the bottom is provided with a slide block groove 11 on the right side, and the lowest end of the bottom is provided with a gear box groove 12.

Referring to fig. 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 and 13, a motor lock is characterized in that: a bolt rotating shaft 13 is arranged in the bolt rotating shaft groove 6, one end of the bolt rotating shaft 13 is large, the other end of the bolt rotating shaft is small, the large end 14 of the rotating shaft is in point contact with the spherical bulge 7, and the small end 15 of the rotating shaft penetrates through the surface cover 2; a spring positioning hole 16 is formed in the side surface of the bolt rotating shaft 13, which is close to the rotating shaft small head 15; a torsion spring 17 is arranged on the periphery of the bolt rotating shaft 13, a first gap 18 is arranged on the left side of the torsion spring groove 5, one end of the torsion spring 17 is clamped in the first gap 18, a bolt 3 is arranged on the torsion spring 17, the bolt 3 is half-moon-shaped, a waist hole 19 is arranged in the middle of the bolt, a small plane 20 is arranged at the right end of the waist hole 19, a small round hole 21 is arranged at the left end of the waist hole 19, an inverted buckle 22 is arranged at the upper left part of the bolt 3, a thickened stop bolt 23 is arranged at the lower left part of the bolt, and the other end of the torsion spring 17; the bolt rotating shaft 13 penetrates through a waist hole 19 of the bolt 3, and a positioning spring 24 is arranged on the side surface; a direct current motor 25 is arranged in the motor groove 10 which is on the left side in the middle of the bottom, the direct current motor 25 is fixed in the motor groove 10, a second gap 26 is arranged between the motor groove 10 and the gear box groove 12, a straight gear 27 is arranged at the lower end of the direct current motor 25, and the straight gear 27 is directly communicated with the gear box groove 12; two concentric shaft holes 28 are arranged in the middle of the gear box groove 12, a middle rotating shaft 29 is arranged in the center of the two concentric shaft holes 28, a duplicate gear 30 is arranged outside the middle rotating shaft 29, a big duplicate gear tooth 31 is arranged at the upper part and is meshed with the straight gear 27, and a small duplicate gear tooth 32 is arranged at the lower part; a third gap 33 is formed between the sliding block groove 11 and the gear box groove 12, a large gear 34 is arranged on the rightmost side of the gear box groove 12, the large gear 34 is meshed with the small teeth 32 of the duplicate gear, the large gear 34 is fixed on a transmission shaft 35, the transmission shaft 35 penetrates through the third gap 33, and a pin 36 is arranged at the upper part of the transmission shaft 35; a sliding block 37 is arranged in the sliding block groove 11, the sliding block 37 is divided into three sections of spaces, the lowest end of the sliding block 37 is a spring space section 38, the middle of the sliding block is a transmission shaft moving space section 39, the uppermost end of the sliding block is an emergency space section 40, the lower part of the sliding block 37 is provided with a linear groove 41, the middle of the sliding block is provided with a circular hole 42, a circular hole I43 is arranged between the spring space section 38 and the transmission shaft moving space section 39, the upper part of the sliding block 37 is provided with a stop pin fixing hole 44, and the stop; a first spring 45 is arranged in the spring space section 38 of the sliding block 37; transmission shaft 35 passes straight line groove 41, pin 36 can be rotatory 45 round spring, slider 37 reciprocates simultaneously, transmission shaft 35 passes round hole 43, emergent piece space section 40 is inside to be equipped with emergent piece 46, emergent piece 46 one end is equipped with round hole two 47, emergent piece 46 takes that end of round hole to insert emergent piece space section 40, slider 37 upper portion is equipped with backing pin 48, backing pin 48 upper end sets up to big head end 49, big head end 49 it blocks spring bolt 3 rotation effect, the lower extreme is equipped with back taper back-off 50, back taper back-off 50 inserts backing pin fixed orifices 44, pass round hole two 47 again, fix emergent piece 46 and backing pin 48 on slider 37.

Referring to fig. 14, a motor lock is characterized in that: the upper end of the surface cover 2 is provided with a turned tongue 51 to ensure that the bolt 3 does not swing; an inward-turned hole 52 is arranged at the upper end of the surface cover 2 in a downward direction, and the hole 52 is concentric with the groove 6 of the bolt rotating shaft and wraps the small head 15 of the rotating shaft; two raised positioning pins 53 are arranged in the middle of the base 1, two positioning holes 54 are arranged in the middle of the face cover 2, three counter bores 55 are arranged in the middle of the face cover 2 and correspond to the mounting holes 8 of the face cover on the base 1, the positioning pins 53 penetrate through the positioning holes 54, and three counter screws 56 penetrate through the counter bores 55 to fix the face cover 2 in the mounting holes 8 of the face cover; a square hole 57 is arranged at the lower part of the middle part of the face cover 2, and the emergency sheet 46 passes through the square hole 57.

Referring to fig. 9, in normal use: after the direct current motor 25 is electrified, the direct current motor 25 rotates, and drives the sliding block 37 to move downwards after the speed is reduced by the straight gear 27, the duplicate gear 30 and the large gear 34, the motor lock is opened, and the direct current motor 25 stops rotating for 4 seconds; then the direct current motor 25 rotates reversely, the sliding block 37 moves upwards, and the motor lock is restored to a locking state; when the motor lock impacts the bolt 3 by external force, the spring 24 is compressed, and the back-off 22 is hung on the top of the base 1, so that impact force is dispersed; when the emergency opening is carried out, the emergency piece 46 is pressed by a locking piece or external force, the first spring 45 is compressed, and the sliding block 37 moves downwards to lock and open.

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 face cover (2) is arranged on the base (1), and a bolt (3) is arranged between the base (1) and the face cover (2) at the top of the motor lock; 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 left side and the right side of the bolt groove (4) and the middle of the base (1) are provided with face cover mounting holes (8), the left side and the right side of the bottom of the base (1) are respectively provided with two kidney holes (9), the middle of the bottom is provided with a motor groove (10) on the left side, the middle of the bottom is provided with a slider groove (11) on the right side, and the lowest end of the bottom is provided with a gear box groove (12).

2. A motor lock according to claim 1, characterised in that: a bolt rotating shaft (13) is arranged in the bolt rotating shaft groove (6), one end of the bolt rotating shaft (13) is large, the other end of the bolt rotating shaft is small, the large head (14) of the rotating shaft is in point contact with the spherical bulge (7), and the small head (15) of the rotating shaft penetrates through the face cover (2); a spring positioning hole (16) is arranged on the side surface of the bolt rotating shaft (13) close to the rotating shaft small head (15); a torsion spring (17) is arranged on the periphery of the bolt rotating shaft (13), a first notch (18) is formed in the left side of the torsion spring groove (5), one end of the torsion spring (17) is clamped in the first notch (18), a bolt (3) is arranged on the torsion spring (17), the bolt (3) is half-moon-shaped, a waist hole (19) is formed in the middle of the bolt, a small plane (20) is arranged at the right end of the waist hole (19), a small round hole (21) is formed in the left end of the waist hole (19), an inverted buckle (22) is arranged at the upper left part of the bolt (3), a thickened blocking bolt (23) is arranged at the lower left part of the bolt, and the other end of the torsion spring (17) penetrates through the small; the bolt rotating shaft (13) penetrates through a bolt (3) waist hole (19), and a positioning spring (24) is arranged on the side surface; a direct current motor (25) is arranged in a motor groove (10) which is arranged on the left side of the middle of the bottom, the direct current motor (25) is fixed in the motor groove (10), a second gap (26) is arranged between the motor groove (10) and a gear box groove (12), a straight gear (27) is arranged at the lower end of the direct current motor (25), and the straight gear (27) is directly communicated with the gear box groove (12); two concentric shaft holes (28) are formed in the middle of the gear box groove (12), a middle rotating shaft (29) is arranged in the center of each concentric shaft hole (28), a duplicate gear (30) is arranged outside each middle rotating shaft (29), big duplex gear teeth (31) are arranged on the upper portion of each middle rotating shaft (29) and are meshed with the straight gear (27), and small duplex gear teeth (32) are arranged on the lower portion of each middle rotating shaft (29); a third gap (33) is formed between the sliding block groove (11) and the gear box groove (12), a large gear (34) is arranged on the rightmost side of the gear box groove (12), the large gear (34) is meshed with the duplicate gear small teeth (32), the large gear (34) is fixed on a transmission shaft (35), the transmission shaft (35) penetrates through the third gap (33), and a pin (36) is arranged at the upper part of the transmission shaft (35); a sliding block (37) is arranged in the sliding block groove (11), the sliding block (37) is divided into three sections of spaces, the lowest end of the sliding block is a spring space section (38), the middle of the sliding block is a transmission shaft movable space section (39), the uppermost end of the sliding block is an emergency space section (40), the lower portion of the sliding block (37) is provided with a linear groove (41), the middle of the sliding block is provided with a round hole (42), a round hole I (43) is arranged between the spring space section (38) and the transmission shaft movable space section (39), the upper portion of the sliding block (37) is provided with a stop pin fixing hole (44), and the stop pin fixing hole (; a first spring (45) is arranged in the spring space section (38) of the sliding block (37); transmission shaft (35) pass straight line groove (41), pin (36) can be rotatory round spring one (45), slider (37) reciprocates simultaneously, round hole one (43) is passed in transmission shaft (35), emergent piece space section (40) inside is equipped with emergent piece (46), emergent piece (46) one end is equipped with round hole two (47), emergent piece (46) take round hole that end to insert emergent piece space section (40), slider (37) upper portion is equipped with backing pin (48), backing pin (48) upper end sets up to big head end (49), big head end (49) it blocks spring bolt (3) rotation effect, the lower extreme is equipped with back taper back-off (50), back taper back-off (50) insert backing pin fixed orifices (44), pass round hole two (47) again, fix emergent piece (46) and backing pin (48) on slider (37).

3. A motor lock according to claim 1, characterised in that: the upper end of the face cover (2) is provided with a turned tongue (51) to ensure that the bolt (3) does not swing; an inward-turned hole (52) is arranged at the upper end of the face cover (2) in a downward direction, and the hole (52) is concentric with the groove (6) of the bolt rotating shaft and wraps the small head (15) of the rotating shaft; two raised positioning pins (53) are arranged in the middle of the base (1), two positioning holes (54) are arranged in the middle of the face cover (2), three counter bores (55) are arranged in the middle of the face cover (2) and correspond to the upper cover mounting holes (8) of the base (1), the positioning pins (53) penetrate through the positioning holes (54), and three counter screws (56) penetrate through the counter bores (55) to fix the face cover (2) in the face cover mounting holes (8); a square hole (57) is formed in the lower middle of the face cover (2), and the emergency sheet (46) penetrates through the square hole (57).

4. A motor lock according to claim 1, characterised in that: in normal use: after the power is switched on, the direct current motor (25) rotates, and drives the sliding block (37) to move downwards after the speed is reduced by the straight gear (27), the duplicate gear (30) and the large gear (34), the motor lock is opened, and the direct current motor (25) stops rotating for 4 seconds; then the direct current motor (25) rotates reversely, the sliding block (37) moves upwards, and the motor lock is restored to a locking state; when the motor lock impacts the bolt (3) by external force, the spring (24) is compressed, and the reverse buckle (22) is hung on the top of the base (1) to disperse the impact force; when the emergency unlocking is carried out, the emergency sheet (46) is pressed by a locking sheet or external force, the first spring (45) is compressed, and the sliding block (37) moves downwards to unlock the lock.