CN220164052U - Cushion lock utilizing motor locked-rotor control action - Google Patents

Abstract

The utility model discloses a cushion lock utilizing a motor to lock and control actions, which comprises a lock body with a lock catch socket, a lock catch, a lock hook and an unlocking device, wherein the unlocking device comprises a rotary table which is rotatably arranged on the lock body, and a shifting block is fixedly connected to the top of the unlocking device; the motor, it opens through circuit board control and stops for drive the carousel and rotate, set up the locked rotor monitoring module on the circuit board, the shifting block rotates along with the carousel, stir the latch hook lower extreme butt after the hasp unblock with the unblock, in daily use, through adopting above-mentioned technical scheme, during the unblock, circuit board control motor starts, drive carousel and shifting block around carousel circumference rotation, at first stir the latch hook, the latch hook separates with the hasp, realize the unblock, later shifting block and latch hook lower extreme butt, locked rotor monitoring module detects the motor locked rotor, the circuit board just breaks off motor power.

Description

Cushion lock utilizing motor locked-rotor control action

Technical Field

The utility model relates to a cushion lock which utilizes a motor to lock a rotation to control actions.

Background

The battery car is a traffic tool commonly used in our daily life, and is particularly widely used in southeast areas of China. In order to facilitate the placement of articles by a user, the middle part of the vehicle body below the cushion of the battery car is inwards sunken to form a storage space for accommodating the articles, and the cushion of the battery car is a cover plate of the storage space. In order to prevent articles in the storage space from being stolen, a cushion of the storage battery car is provided with a lock ring, and a cushion lock is arranged on the car body. The cushion lock generally comprises a locking mechanism and an unlocking device in linkage fit with the locking mechanism, wherein the locking mechanism is used for locking with a locking ring so as to fix the cushion.

The utility model patent of China with the publication number of CN217760496U relates to a straight-through electric control lock structure, which comprises a locking port, a lock body, a lock catch, a lock hook and a driving device, wherein the driving device comprises a driving rotating shaft, a driving wheel, a driving bulge, an elastic push rod assembly and a limiting groove, torque is transmitted through the elastic push rod assembly, when the driving bulge cannot move, the elastic push rod assembly can be separated from the limiting groove, so that the situation that transmission is blocked and even blocked between the driving wheel and the driving device is avoided, and an overload protection effect is achieved on a motor part in the driving device, but the scheme has the following problems:

1. in order to simplify the control circuit and improve the complexity of the structure, the occupied space and the control of the production cost are still not ideal;

2. as can be seen from the attached drawings of the specification, the lock catch groove of the lock catch is of a U-shaped structure, when the lock catch acts, people can press and even directly fall down the cushion, the lock catch ring on the cushion can collide with one end of the lock catch groove, the lock catch groove can bear huge impact force and deform in the long term, looseness occurs between the lock catch and the lock catch groove, and the lock catch ring can shake in the lock catch groove to influence the fixing effect of the cushion.

Disclosure of Invention

The utility model aims to solve one of the technical problems existing in the prior art.

The utility model provides a cushion lock utilizing motor locked rotation control action, which comprises a lock body with a lock catch socket, a lock catch, a lock hook and an unlocking device, wherein the unlocking device comprises:

the rotary disc is rotatably arranged on the lock body, and the top of the rotary disc is fixedly connected with a shifting block;

the motor is controlled to start and stop through the circuit board and is used for driving the turntable to rotate;

the circuit board is provided with a locked rotor monitoring module, the shifting block rotates along with the rotary table, and the shifting block is abutted with the lower end of the lock hook after unlocking the lock catch.

The latch hook includes:

one end of the lock hook plate is hinged with the lock body through a pin shaft, and the other end of the lock hook plate extends to the upper part of the turntable;

the latch hook part is integrally formed and arranged at one side of the latch hook plate facing the latch;

the lock hook plate is far away from the pin shaft end and is intersected with the moving track of the shifting block.

The lock catch comprises:

the locking plate is hinged with the lock body through a pin shaft, and the top of the locking plate is provided with a locking groove;

the hook locking groove is arranged in the middle of the locking plate and is used for being clamped with the locking hook part;

the lower end of the locking plate is abutted with the shifting block when the locking groove is separated from the locking hook part.

Further comprises:

the first bending part is arranged on the lock body and is positioned between the lock hook plate and the lock catch plate;

the limiting groove is arranged at the lower part of the locking plate and is used for limiting the bending part in an abutting way;

the arc-shaped matching surface is arranged at the lower end of the latch hook plate;

the arc-shaped matching surface is tangent with the surface of the shifting block, but is intersected with the movement track of the shifting block.

Further comprises:

the second bending part is arranged on the lock hook plate;

bending III, which is arranged on the locking plate;

and two ends of the tension spring are respectively connected with the second bending part and the third bending part.

Further comprises:

the inhaul cable groove is arranged on the second bending part;

a fourth bending part which is arranged on the lock body and is provided with a mounting groove;

one end of the inhaul cable is connected with the zipper groove, and the other end of the inhaul cable penetrates out of the mounting groove.

Further comprises:

a microswitch mounted on the lock body;

the locking plate can abut against the contact of the micro switch when rotating around the corresponding pin shaft.

Further comprises:

the motor shell is arranged on the lock body and is internally provided with a compartment;

the cover plate is arranged at the opening of the motor casing;

the wire inlet sealing sleeve is provided with a wire inlet hole and is embedded on the side wall of the motor shell;

wherein, inlet wire seal cover is rubber or silica gel material, and motor, worm and gear train all set up in the motor casing inner chamber, and the circuit board is installed in the compartment.

Further comprises:

a ring groove which is arranged around the opening end face of the motor casing;

the convex edge is integrally formed on the surface of the cover plate and is used for being in plug-in fit with the annular groove.

Further comprises:

the round groove is arranged on the lock body;

a worm mounted on the motor output shaft;

the gear set is used for connecting the worm with the turntable in a transmission way;

wherein, the carousel rotatable mounting is in the circular slot, and its surface is not higher than the lock body surface.

The beneficial effects of the utility model are as follows:

1. through the arrangement of the turntable, the shifting block, the motor, the circuit board and the locked rotor monitoring module, the motor only needs one starting signal, and the rotation direction is constant, so that the shifting block is abutted with the lower end of the lock catch after shifting the lock catch for unlocking, the motor is locked and powered off, the structure is simple, the space occupation is small, and the production cost is low;

2. through the setting of lock hook plate, latch hook portion, hasp board, hasp groove and hook latch groove, the hasp groove bears the impact force of hasp ring, and the deformation of hasp groove can not influence hook latch groove and latch hook portion complex stability.

Drawings

Fig. 1 is a front view of a cushion lock (when locked) utilizing a motor lock rotation control action in an embodiment of the present utility model;

fig. 2 is a front view of a cushion lock (when unlocked) using a motor lock control action in an embodiment of the present utility model

FIG. 3 is a rear view of a cushion lock utilizing a motor lock control action in an embodiment of the present utility model;

fig. 4 is a schematic diagram of a cover plate structure according to an embodiment of the utility model.

Reference numerals

1-lock catch jack, 2-lock body, 3-lock catch, 301-lock catch plate, 302-hook lock groove, 303-lock catch groove, 4-lock hook, 401-lock hook plate, 402-lock hook part, 5-unlocking device, 501-rotary disc, 502-shifting block, 503-motor, 504-circuit board, 6-bending one, 7-limit groove, 8-arc matching surface, 9-bending two, 10-bending three, 11-tension spring, 12-cable groove, 13-bending four, 14-cable, 15-micro switch, 16-motor shell, 17-compartment, 18-cover plate, 19-inlet wire sealing sleeve, 20-inlet wire hole, 21-ring groove, 22-convex edge, 23-round groove, 24-worm and 25-gear set.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present utility model, fall within the scope of protection of the present utility model.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present utility model may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

The server provided by the embodiment of the utility model is described in detail below through specific embodiments and application scenes thereof with reference to the accompanying drawings.

Example 1:

as shown in fig. 1 to 3, the embodiment of the utility model provides a cushion lock using a motor to lock rotation to control actions, which comprises a lock body 2 with a lock catch socket 1, a lock catch 3, a lock hook 4 and an unlocking device 5, wherein the unlocking device 5 comprises a rotary disc 501 rotatably arranged on the lock body 2, and a shifting block 502 is fixedly connected at the top; the motor 503 is controlled to start and stop by the circuit board 504, and is used for driving the turntable 501 to rotate, the circuit board 504 is provided with a locked rotor monitoring module, the shifting block 502 rotates along with the turntable 501, and the shifting block 3 is abutted with the lower end of the lock hook 4 after unlocking.

Preferably, the dial 502 is oval, and is located on the outer side of the surface of the turntable 501, and is integrally formed with the turntable 501.

Further, the latch hook 4 includes a latch hook plate 401, one end of which is hinged with the lock body 2 through a pin shaft, and the other end of which extends above the turntable 501; the latch hook part 402 is integrally formed on one side of the latch hook plate 401 facing the latch 3, and the latch hook plate 401 is far away from the pin shaft end and intersects with the movement track of the shifting block 502.

Further, the lock catch 3 comprises a lock catch plate 301 hinged with the lock body 2 through a pin shaft, and a lock catch groove 303 is formed in the top of the lock catch plate; a hook locking groove 302 provided in the middle of the locking plate 301 for being engaged with the locking hook 402; wherein, the lower end of the latch plate is abutted with the shifting block 502 when the latch slot 302 is separated from the latch hook 402.

Further, the lock further comprises a bending part 6 which is arranged on the lock body 2 and is positioned between the lock hook plate 401 and the lock catch plate 301; the limiting groove 7 is arranged at the lower part of the locking plate 301 and is used for limiting the bending one 6 in an abutting way; and the arc-shaped matching surface 8 is arranged at the lower end of the lock hook plate 401, and the arc-shaped matching surface 8 is tangential with the surface of the shifting block 502 but intersects with the movement track of the shifting block 502.

Further, the second bending part 9 is arranged on the latch plate 401; a third bend 10 mounted on the latch plate 301; and two ends of the tension spring 11 are respectively connected with the second bending part 9 and the third bending part 10.

Further, the lock further comprises a round groove 23 which is arranged on the lock body 2; a worm 24 mounted on an output shaft of the motor 503; the gear set 25 is used for connecting the worm 24 and the rotary plate 501 in a transmission way, and the rotary plate 501 is rotatably arranged in the circular groove 23, and the surface of the rotary plate is not higher than the surface of the lock body 2.

In this embodiment of the present utility model, due to the above-mentioned structure being adopted, when unlocking, the circuit board 504 controls the motor 503 to be energized and started, the rotation direction of the motor 503 is constant, the power is transmitted to the turntable 501 through the worm 24 and the gear set 25, so that the turntable 501 and the shifting block 502 rotate in the circular groove 23, the shifting block 502 is firstly contacted with the side wall of the latch plate 301, so that the latch plate 301 swings around the circumferential direction of the own pin shaft in a direction away from the latch plate 301, the latch hook 402 is separated from the latch groove 302, the second bending 9 moves along with the latch hook plate 401, the latch plate 301 is pulled by the tension spring 11 and the third bending 10 to rotate around the circumferential direction of the own pin shaft, so that the limit groove 7 positioned on the latch plate 301 contacts and limits the first bending 6, at this time, the arc-shaped matching surface 8 positioned at the lower end of the latch plate 301 contacts with the movement track of the shifting block 502, the arc-shaped matching surface 8, the limit groove 7 and the first bending 6 are matched, the latch plate 301 cannot continue to rotate, the process continues for 1.3s, then the motor 503 is blocked for 0.2s, and the motor 503 is monitored to detect the motor rotation and stop the motor 503 is powered off;

the adopted motor 503 adopts a motor with the locked rotor current less than or equal to 400 milliamperes, the heat generated in the continuous locked rotor for 1.5s can not cause the burnout, and the locked rotor monitoring module intervenes every time of locked rotor for 0.2s, so that the motor 503 can perform unlocking actions for multiple times without burnout in the maximum locked rotor time, and the service life of the cushion lock is ensured;

when the seat cushion is locked, a person presses or falls down the seat cushion, so that an external locking ring stretches into the locking jack 1 and the locking groove 303, the locking groove 303 and the upper end of the locking plate 301 are pushed to move towards the upper end of the locking lock around the circumference of the corresponding pin shaft, at the moment, the arc-shaped matching surface 8 at the lower end of the locking plate swings towards a direction far away from the bending one 6, the seat cushion is separated from contact with the shifting block 502, the bending three 10 moves along with the locking plate 301, the locking hook plate 401 is pulled to swing around the circumference of the corresponding pin shaft through the tension spring 11 and the bending two 9 until the middle part of the locking hook plate 401 is abutted against the bending one 6 towards the side wall of the locking plate 301, and the locking hook part 402 is clamped with the locking hook 4 groove to realize locking;

it should be noted that, because the arc-shaped mating surface 8 is tangential to the surface of the dial block 502 and the arc-shaped mating surface 8 and the corresponding pin shaft of the locking plate 301 are concentric, the resistance force applied when the arc-shaped mating surface 8 and the dial block 502 relatively move during locking is small, the locking force is reduced, and the locking is cheap.

It should be noted that, since the dial 502 is oval and has a large width, its connection area with the turntable 501 is large, and the strength is high, so that it is not easy to damage.

Example 2:

as shown in fig. 1 to 4, in this embodiment, in addition to the structural features of the foregoing embodiment, a cable groove 12 is provided on the second bend 9; a fourth bending 13 which is arranged on the lock body 2 and is provided with a mounting groove; one end of the stay cable 14 is connected with the zipper groove, and the other end of the stay cable penetrates out of the mounting groove.

Further, the lock further comprises a micro switch 15, which is mounted on the lock body 2, and the locking plate 301 can abut against the contact of the micro switch 15 when rotating around the corresponding pin shaft.

Further, the lock further comprises a motor shell 16 which is arranged on the lock body 2 and is internally provided with a compartment 17; a cover plate 18 mounted at an opening of the motor case 16; the wire inlet sealing sleeve 19 is provided with a wire inlet hole 20, is inlaid on the side wall of the motor shell 16, the wire inlet sealing sleeve 19 is made of rubber or silica gel, the motor 503, the worm 24 and the gear set 25 are all arranged in the inner cavity of the motor shell 16, and the circuit board 504 is arranged in the compartment 17.

Further, it also includes the annular groove 21, it sets up around the open end surface of the motor casing 16; the convex edge 22 is integrally formed on the surface of the cover plate 18 and is used for being in plug-in fit with the annular groove 21.

In this embodiment of the present utility model, due to the above-mentioned structure, the cable 14 is set to replace the motor 503 by manpower to pull the latch plate 401 to rotate around its pin shaft, so that the latch hook 402 is separated from the latch hook 4 groove, and the latch plate 301 is driven to rotate around the corresponding pin shaft in the circumferential direction, so as to release the locked state;

when the latch plate 301 is located at the unlocking position, the latch plate is in contact with the contact of the micro switch 15, the micro switch 15 is electrically connected with the circuit board 504, the circuit board 504 is connected with the display interface of the vehicle, and at the moment, the cushion lock is displayed on the display interface of the vehicle and is not locked;

the motor 503, the worm 24, the gear set 25 and the circuit board 504 are all arranged in the motor casing 16, the cable passes through the wire inlet sealing sleeve 19 and enters the motor casing 16 to connect the circuit board 504 with the motor 503, and then the arrangement of the cover plate 18, the annular groove 21 and the convex edge 22 is matched to form a sealed space in the motor casing 16, so that dust or water is prevented from entering the sealed space, and the motor casing 16 and the cover plate 18 can be connected in an ultrasonic welding or glue bonding mode.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present utility model is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.

Claims (10)

1. The utility model provides an utilize cushion lock of motor lock rotor control action, includes lock body (2) with hasp socket (1), hasp (3), latch hook (4) and unlocking device (5), its characterized in that, unlocking device (5) include:

the rotary table (501) is rotatably arranged on the lock body (2), and the top of the rotary table is fixedly connected with a shifting block (502);

a motor (503) which controls start and stop through a circuit board (504) and is used for driving the turntable (501) to rotate;

the circuit board (504) is provided with a locked rotor monitoring module, the shifting block (502) rotates along with the rotary table (501), and the shifting lock catch (3) is unlocked and then is abutted with the lower end of the unlocked lock hook (4).

2. A cushion lock utilizing a motor lock rotation control action as defined in claim 1, wherein:

the shifting block (502) is elliptical and is positioned on the outer side of the surface of the rotary table (501) and is integrally formed with the rotary table (501).

3. A cushion lock with motor lock-up control action according to claim 1, characterized in that the locking hook (4) comprises:

one end of the lock hook plate (401) is hinged with the lock body (2) through a pin shaft, and the other end extends to the upper part of the turntable (501);

a latch hook part (402) integrally formed on one side of the latch hook plate (401) facing the latch (3);

the lock hook plate (401) is far away from the pin shaft end and is intersected with the movement track of the shifting block (502).

4. A cushion lock with motor lock-up control action according to claim 3, characterized in that the lock catch (3) comprises:

the locking plate (301) is hinged with the lock body (2) through a pin shaft, and the top of the locking plate is provided with a locking groove (303);

a hook locking groove (302) which is arranged in the middle of the locking plate (301) and is used for being clamped with the locking hook part (402);

wherein, the lower end of the locking plate is abutted with the shifting block (502) when the hook locking groove (302) is separated from the locking hook part (402).

5. A cushion lock utilizing a motor lock rotation control action as defined in claim 4, further comprising:

a first bending part (6) which is arranged on the lock body (2) and is positioned between the lock hook plate (401) and the lock catch plate (301);

the limiting groove (7) is arranged at the lower part of the locking plate (301) and is used for being in abutting limiting with the first bending part (6);

an arc-shaped matching surface (8) which is arranged at the lower end of the hook locking plate (401);

the arc-shaped matching surface (8) is tangential to the surface of the shifting block (502) but is intersected with the movement track of the shifting block (502).

6. A cushion lock utilizing a motor lock rotation control action as defined in claim 4, further comprising:

a second bending part (9) which is arranged on the hook locking plate (401);

a third bending part (10) which is mounted on the locking plate (301);

and two ends of the tension spring (11) are respectively connected with the second bending part (9) and the third bending part (10).

7. A cushion lock utilizing a motor lock rotation control action as defined in claim 6, further comprising:

a guy rope groove (12) which is arranged on the bending second (9);

a fourth bending (13) which is arranged on the lock body (2) and is provided with a mounting groove;

and one end of the inhaul cable (14) is connected with the zipper groove, and the other end of the inhaul cable penetrates out of the mounting groove.

8. A cushion lock utilizing a motor lock rotation control action as defined in claim 4, further comprising:

a microswitch (15) mounted on the lock body (2);

the locking plate (301) can abut against the contact of the micro switch (15) when rotating around the corresponding pin shaft.

9. A cushion lock utilizing a motor lock rotation control action as defined in claim 1, further comprising:

the motor shell (16) is arranged on the lock body (2), and a compartment (17) is arranged in the motor shell;

a cover plate (18) which is arranged at the opening of the motor casing (16);

the wire inlet sealing sleeve (19) is provided with a wire inlet hole (20) and is embedded on the side wall of the motor shell (16);

the wire inlet sealing sleeve (19) is made of rubber or silica gel, the motor (503), the worm (24) and the gear set (25) are all arranged in the inner cavity of the motor casing (16), and the circuit board (504) is arranged in the compartment (17).

10. A cushion lock utilizing a motor lock rotation control action as recited in claim 9, further comprising:

a ring groove (21) provided around an opening end face of the motor case (16);

the convex edge (22) is integrally formed on the surface of the cover plate (18) and is used for being in plug-in fit with the annular groove (21).