CN218881864U - Locking device - Google Patents

Abstract

The utility model discloses a locking device, which is characterized in that the locking device comprises a lower cover; the upper cover is buckled with the lower cover; the linkage locking part is arranged on the lower cover, the upper cover and the linkage locking part are combined to form a lock catch main body which comprises a pressing system, a switch system, two jacking blocks and a lock tongue, the pressing system is connected with the switch system, the two jacking blocks are rotatably connected with the lower cover through a rotating shaft, one end of each jacking block is clamped with the pressing system, the other end of each jacking block is abutted against the switch system, and the lock tongue is arranged in the switch system; the fixed rotating seat is rotationally connected with the lower cover; the fixing buckle is movably clamped with the lock catch main body; when the push button is static, the top block is fixed, the foot part of the top block props against the switch mechanism so that the switch mechanism cannot move rightwards, and the lock tongue extends out of the switch mechanism to clamp the fixing buckle to form a locking state; the push button is pressed to drive the ejector block to rotate to be separated from the switch mechanism, the switch mechanism is pushed to move rightwards to drive the lock tongue to move to be separated from the fixed buckle, and the rotary lock catch main body is separated from the fixed buckle to form an unlocking state; the locking and unlocking process is simple, the operation is convenient, and the disassembly and the assembly are convenient.

Description

Locking device

Technical Field

The utility model belongs to the technical field of the hasp, more specifically, relate to a locking device.

Background

At present, a latch is a device for fastening two objects, mainly comprising a movable part and a fixed part, and the two objects are closed and opened by combining and separating the movable part and the fixed part, and is commonly used for windows, drawers, cabinets and other objects. People in daily life generally need to place some articles, dangerous knives, medicines and the like in a relatively safe position, such as a cabinet, a drawer and the like, and since children are curious about things of life, a locking device needs to be installed on the cabinet and the drawer to prevent children from opening the cabinet and the drawer without permission. However, the locking device in the prior art has a complex structure, a complex unlocking process and inconvenient disassembly and assembly.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a locking device, it is all comparatively simple to lock and the process of unblanking on it, convenient operation, and make things convenient for the dismouting.

According to the utility model discloses a first aspect provides a locking device, include:

a lower cover;

the upper cover is buckled with the lower cover;

the linkage locking part is arranged on the lower cover, the upper cover and the linkage locking part are combined to form a lock catch main body, the lock catch main body comprises a pressing system, a switching system, two ejector blocks and a lock tongue, the pressing system is connected with the switching system, a first spring is arranged between the pressing system and the switching system, the two ejector blocks are rotatably connected with the lower cover through a rotating shaft, one end of each ejector block is clamped with the pressing system, the other end of each ejector block is abutted to the switching system, and the lock tongue is arranged in the switching system;

the fixed rotating seat is rotationally connected with the lower cover;

the fixing buckle is movably clamped with the lock buckle main body and is positioned on the same straight line with the fixing rotary seat;

the spring bolt extends out of the switch system through the left elastic force of a second spring to clamp the fixing buckle to form a locking state;

the push block is driven to rotate to be separated from the switch mechanism by pressing the button, the switch mechanism is pushed to move rightwards, so that the lock tongue is driven to move rightwards to be separated from the fixing buckle, and the rotating lock catch main body is separated from the fixing buckle to form an unlocking state.

The utility model discloses a specific embodiment, fixed knot terminal surface center is equipped with spacing post, spacing capital portion is equipped with spacing separation blade, the lower cover be equipped with the first spacing draw-in groove of spacing post assorted, the upper cover be equipped with the spacing draw-in groove of spacing separation blade assorted second.

In a specific embodiment of the present invention, the lower cover forms a mounting groove for mounting the switch system, the mounting groove profile matches with the switch system profile, and the mounting groove is communicated with the first limiting slot.

The utility model discloses a specific embodiment, switching system one end is equipped with the holding tank, spring bolt slidable mounting in the holding tank, the spring bolt can stretch out first spacing draw-in groove with spacing post joint.

In a specific embodiment of the present invention, two sides of the tail of the lock tongue are provided with limiting protrusions, and the opening of the accommodating groove is provided with a limiting part matched with the limiting protrusions; the middle of the limiting bulge on each of the two sides is provided with a second spring guide post, the second spring is sleeved on the second spring guide post, and the free end of the second spring is respectively abutted against the spring bolt and the inner wall of the accommodating groove.

The utility model discloses a specific embodiment, fixed roating seat is equipped with rotatory arch, the lower cover be equipped with rotatory protruding assorted through-hole, the lower cover passes through rotatory arch and through-hole cooperate with fixed roating seat is connected, the lower cover can wind rotatory arch rotates, in order to drive the hasp main part rotates.

In a specific embodiment of the present invention, the switch mechanism is provided with a guiding groove, the press mechanism is provided with a guiding post matching with the guiding groove, and both ends are provided with a first spring guiding post on the same axis, the first spring ends are respectively sleeved with two first spring guiding posts, and respectively with the press mechanism and the switch mechanism, and the press mechanism and the switch mechanism can move relatively.

The utility model discloses a specific embodiment, kicking block upper portion is equipped with the guide pillar, be equipped with oblique position draw-in groove according to system both sides, the guide pillar joint in the oblique position draw-in groove, when pressing according to the system, the inside extrusion of oblique position draw-in groove the guide pillar drives the kicking block winds rotation axis rotates, so that the kicking block foot outwards lift up respectively with the switch system breaks away from.

In a specific embodiment of the present invention, the spring bolt is set to an inclined plane structure on one side, the inclined plane structure is matched with the limit post in contact so that the spring bolt compresses the second spring to move to the right.

In a specific embodiment of the present invention, the fixing rotary seat and the back of the fixing buckle are respectively provided with a double-faced adhesive tape, and the double-faced adhesive tape respectively fixes the fixing rotary seat and the fixing buckle on the attachment.

The utility model discloses a technical scheme has following advantage or one of beneficial effect at least among the above-mentioned technical scheme:

in the utility model, the fixed rotary seat and the fixed buckle which are positioned on the same straight line are arranged as fixed parts, the lock catch main body which is rotationally connected with the fixed rotary seat is arranged as a movable part, and the lock catch main body is rotated to be clamped or separated from the fixed buckle, so that the lock catch device is in a locked or unlocked state, the operation process is simple, and the operation is convenient; and the fixed rotating seat and the fixed buckle are connected and fixed on the attachment body through the double-sided paste, so that the detachment and installation of the fixed rotating seat and the fixed buckle are facilitated.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is an exploded view of a latch device according to an embodiment of the present invention;

fig. 2 is a sectional view showing a locked state of the locker assembly according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of an unlocked state of the latching mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural view of the latch device of an embodiment of the present invention rotated to open after being unlocked;

fig. 5 is a schematic structural diagram of an upper cover according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a lower cover according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a fixing buckle according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of meanings are one or more, a plurality of meanings are two or more, and the terms greater than, smaller than, exceeding, etc. are understood as excluding the number, and the terms greater than, lower than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the term "connected" should be interpreted broadly, e.g. as a fixed connection or a movable connection, as well as a detachable connection or a non-detachable connection, or as an integral connection; may be mechanically, electrically or otherwise in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.

The following disclosure provides many different embodiments or examples for implementing different aspects of the invention.

Referring to fig. 1 to 7, there is provided a locker assembly, comprising;

a lower cover 2;

the upper cover 1 is buckled with the lower cover 2;

the linkage locking part is arranged on the lower cover 2, the upper cover 1 and the linkage locking part are combined to form a lock catch main body, the lock catch main body comprises a pressing system 6, a switch system 5, two jacking blocks 7 and a lock tongue 9, the pressing system 6 is connected with the switch system 5, a first spring 11 is arranged between the pressing system 6 and the switch system 5, the two jacking blocks 7 are rotatably connected with the lower cover 2 through a rotating shaft 8, one end of each jacking block is connected with the pressing system 6 in a clamping mode, the other end of each jacking block is connected with the switch system 5 in a butting mode, and the lock tongue 9 is arranged in the switch system 5;

the fixed rotating seat 3 is rotationally connected with the lower cover 2;

the fixing buckle 4 is movably clamped with the lock catch main body, and is positioned on the same straight line with the fixing rotary seat 3;

wherein, the top block 7 is fixed when the pressing block 6 is in a static state, the foot part of the top block 7 props against the switch 5 so that the switch 5 cannot move rightwards, and the bolt 9 extends out of the switch 5 through the leftward elasticity of the second spring 12 to clamp the fixing buckle 4 so as to form a locking state;

the push button 6 is pressed to drive the ejector block 7 to rotate to be separated from the switch 5, the switch 5 is pushed to move rightwards, so that the lock tongue 9 is driven to move rightwards to be separated from the fixed buckle 4, the rotary lock catch main body is separated from the fixed buckle 4, and an unlocking state is formed.

In this embodiment, use the utility model discloses a during locking device, through with fixed 4 one ends of installing at the cabinet body of detaining, and fixed roating seat 3 then the mountable on the drawer side, the hasp main part rotates with fixed roating seat 3 to be connected, when the installation, can make the hasp main part and fixed 4 looks joints of detaining, so, when the pulling drawer, fixed 4 blocks the hasp main part of detaining, makes the drawer be in the locking state. When the drawer is unlocked, the pressing part 6 can be pressed by external force to drive the ejector block 7 to rotate to be separated from the switch part 5, the switch part 5 is pushed to move rightwards, the lock tongue 9 is driven to move rightwards to be separated from the fixing buckle 4, the rotating lock catch main body is separated from the fixing buckle 4, an unlocking state is formed, and therefore the drawer can be pulled.

A limiting column 401 is arranged in the center of the end face of the fixing buckle 4, a limiting baffle 402 is arranged at the top of the limiting column 401, a first limiting clamping groove 202 matched with the limiting column 401 is arranged on the lower cover 2, and a second limiting clamping groove 101 matched with the limiting baffle 402 is arranged on the upper cover 1; the inner plane of the lower cover 2 is provided with a raised barrier strip to form a mounting groove 201 for mounting the switch system 5, the contour of the mounting groove 201 is matched with the appearance of the switch system 5, the switch system 5 is placed in the mounting groove 201, wherein the mounting groove 201 is communicated with the first limiting clamping groove 202, one end of the switch system 5 is provided with a receiving groove 501, the lock tongue 9 is slidably mounted in the receiving groove 501, the lock tongue 9 can extend out of the first limiting clamping groove 202 to be clamped with the limiting column 401, the lock tongue 9 extends out of the first limiting clamping groove 202 and is positioned below the limiting blocking piece 402, and the limiting blocking piece 402 can prevent the lock tongue 9 from being damaged, so that a protection effect is achieved; limiting bulges 901 are arranged on two sides of the tail of the lock tongue 9, and a limiting part 503 matched with the limiting bulges 901 is arranged at the opening of the accommodating groove 501 so as to limit the lock tongue 9 and prevent the lock tongue 9 from falling off from the accommodating groove 501; a second spring guide post 902 is arranged in the middle of the limiting bulges 901 at the two sides, a second spring 12 is sleeved on the second spring guide post 902, the free end of the second spring 12 is respectively abutted with the locking bolt 9 and the inner wall of the accommodating groove 501, and the locking bolt 9 can rapidly complete the reset action under the elastic force action of the second spring 12; one end of the switch 5 is provided with a guide groove 502, one end of the press 6 is provided with a guide post 602 matched with the guide groove 502, two ends of the press 6 are respectively provided with a first spring guide post 111 positioned on the same axis, two ends of a first spring 11 are respectively sleeved on the two first spring guide posts 111 and are respectively abutted against the press 6 and the switch 5, and the press 6 and the switch 5 can move relatively; the upper cover 1 and the lower cover 2 are respectively provided with a first ejector block supporting column 103 and a second ejector block supporting column 205 which are positioned on the same axis, mounting holes matched with the rotating shaft 8 are formed in the centers of the first ejector block supporting column 103 and the second ejector block supporting column 205, the ejector block 7 is placed on the second ejector block supporting column 205, the rotating shaft 8 penetrates through the ejector block 7 and is matched with the mounting holes so as to rotatably connect the ejector block 7 with the lower cover 2, the upper portion of the ejector block 7 is provided with a guide pillar 701, oblique clamping grooves 601 are formed in two sides of the pressing mechanism 6, the guide pillar 701 is clamped in the oblique clamping grooves 601, the foot of the ejector block 7 is abutted to the switch mechanism 5, and when the pressing mechanism 6 is pressed, the oblique clamping grooves 601 inwards extrude the guide pillar 701 to drive the ejector block 7 to rotate around the rotating shaft 8 so that the foot of the ejector block 7 is respectively lifted outwards and separated from the switch mechanism 5; fixed roating seat 3 is equipped with rotary bulge 301, lower cover 2 be equipped with rotary bulge 301 assorted through-hole 203, lower cover 2 cooperatees in order to be connected with fixed roating seat 3 through rotary bulge 301 and through-hole 203, lower cover 2 can rotate around rotary bulge 301 to drive the hasp main part and rotate, make its joint or break away from fixed knot 4 through rotating the hasp main part, make locking device be in and lock or unblock state, operation process is simple, the operation of being convenient for.

Further, a push-pull protrusion 504 is arranged in the middle of the switch 5, a through hole is formed in the center of the push-pull protrusion 504, meanwhile, a clearance hole 105 is formed in the middle of the upper cover 1, the width of the clearance hole 105 is matched with that of the push-pull protrusion 504, the length of the clearance hole 105 is larger than that of the push-pull protrusion 504, when the upper cover 1 is buckled on the lower cover, the push-pull protrusion 504 penetrates through the clearance hole 105, the push-pull protrusion 504 can reciprocate in the clearance hole 105, when the push-pull protrusion 6 is pressed to drive the ejector block 7 to rotate and separate from the switch 5, the push-pull protrusion 504 is pushed rightwards to drive the switch 5 to move rightwards, and then the lock tongue 9 is driven to move rightwards to separate from the fixing buckle 4.

Further, lower cover 2 is equipped with two reference columns 206 that are located collinear, and upper cover 1 is equipped with two locating holes 104 with reference column 206 matched with, and when upper cover 1 lock and lower cover 2, reference column 206 penetrates locating hole 104 and fixes a position upper cover 1, prevents that upper cover 1 from taking place to rock or drop.

Further, the upper cover 1 and the lower cover 2 are respectively provided with a first avoiding groove 102 and a second avoiding groove 204, when the upper cover 1 and the lower cover 2 are buckled, the avoiding grooves 102 and the avoiding grooves 204 surround to form a through groove matched with the shape of the pressing system 6, and the pressing system 6 can reciprocate in the through groove.

Furthermore, the outer wall of the rotary protrusion 301 is provided with a clamping position, after the rotary protrusion 301 passes through the through hole 203, the clamping position is abutted to the outer edge of the through hole 203, and the lower cover 2 and the fixed rotary seat 3 can be prevented from being separated from each other by the arrangement.

Furthermore, the pin position of one end of the top block 7 is arranged in an L-shaped structure.

The utility model discloses an in one embodiment, establish to the inclined plane structure spring bolt 9 one side, move in order to make spring bolt 9 compress second spring 12 right after the inclined plane structure cooperates with spacing post 401 contact.

In this embodiment, the inclined plane structure is set on one side of the lock tongue 9, when the locking device needs to be locked, the counterclockwise rotating lock catch main body rotates around the rotating protrusion 301 of the fixed rotating seat 3 to the contact between the inclined plane structure of the lock tongue 9 and the limiting post 401, and then continues to rotate counterclockwise, the lock tongue 9 gradually moves rightward and compresses the second spring 12 under the acting force of the limiting post 401 on the inclined plane structure, when the lock catch main body rotates to the position integrally, the lock tongue 9 integrally crosses the limiting post 401, the lock tongue 9 moves leftward under the action of the left elastic force of the second spring 12 to complete the reset, the lock tongue 9 blocks the limiting post 401, and then the lock catch main body blocks the fixed lock catch 3, and at this time, the whole locking device is in the working state.

The utility model discloses an in the embodiment, fixed roating seat 3 and fixed 4 backs of detaining are equipped with two-sided subsides 13 respectively, and two-sided subsides 13 is fixed on depending on the body with fixed roating seat 3 and fixed 4 connection of detaining respectively.

In this embodiment, fixed roating seat 3 and the fixed back of detaining 4 all paste and have two-sided subsides 13, during the use, this two-sided 13 connection of subsides of accessible is fixed on depending on the body, it can be the cabinet door to depend on the body, drawer or the cabinet body, thereby realize this locking device's convenient installation and dismantlement, meanwhile, through the mode of pasting with two-sided subsides 13, the mode of having avoided through threaded connection will fix roating seat 3 and fixed 4 and the cabinet door of detaining, drawer or cabinet body coupling are fixed to the cabinet door, the damage that the face of drawer or the cabinet body led to the fact, and the mode that two-sided subsides 13 were pasted is applicable to multiple cabinet body material, the application is more extensive and nimble.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A locking device is characterized by comprising;

a lower cover (2);

the upper cover (1) is buckled with the lower cover (2);

the linkage locking part is installed on the lower cover (2), the upper cover (1) and the linkage locking part are combined to form a lock catch main body, the linkage locking part comprises a pressing system (6), a switch system (5), two ejector blocks (7) and a lock tongue (9), the pressing system (6) is connected with the switch system (5), a first spring (11) is arranged between the pressing system (6) and the switch system (5), the two ejector blocks (7) are rotationally connected with the lower cover (2) through a rotating shaft (8), one end of each ejector block is connected with the pressing system (6) in a clamped mode, the other end of each ejector block is connected with the switch system (5) in a abutted mode, and the lock tongue (9) is installed in the switch system (5);

the fixed rotating seat (3), the fixed rotating seat (3) is rotatably connected with the lower cover (2);

the fixing buckle (4) is movably clamped with the lock catch main body, and is positioned on the same straight line with the fixing rotary seat (3);

the pressing mechanism (6) is used for fixing the top block (7) in a static state, the foot of the top block (7) abuts against the switch mechanism (5) so that the switch mechanism cannot move rightwards, and the bolt (9) stretches out of the switch mechanism (5) through the leftward elastic force of the second spring (12) to clamp the fixing buckle (4) to form a locking state;

the pressing mechanism (6) is pressed to drive the ejector block (7) to rotate to be separated from the switch mechanism (5), the switch mechanism (5) is pushed to move rightwards, so that the lock tongue (9) is driven to move rightwards to be separated from the fixing buckle (4), the rotating lock catch main body is separated from the fixing buckle (4), and an unlocking state is formed.

2. A locking device as claimed in claim 1, wherein the fixing buckle (4) is provided with a limiting post (401) at the center of the end surface, a limiting stop piece (402) is provided at the top of the limiting post (401), the lower cover (2) is provided with a first limiting slot (202) matched with the limiting post (401), and the upper cover (1) is provided with a second limiting slot (101) matched with the limiting stop piece (402).

3. A latching apparatus as claimed in claim 2, wherein the lower cover (2) defines a mounting slot (201) for mounting the switch (5), the contour of the mounting slot (201) matches the contour of the switch (5), and the mounting slot (201) is connected to the first limit latch slot (202).

4. The locking device as claimed in claim 3, wherein a receiving groove (501) is formed at one end of the switch mechanism (5), the locking tongue (9) is slidably mounted in the receiving groove (501), and the locking tongue (9) can extend out of the first limiting clamping groove (202) to be clamped with the limiting post (401).

5. The locking device as claimed in claim 4, wherein the two sides of the tail of the locking bolt (9) are provided with limiting protrusions (901), and the opening of the accommodating groove (501) is provided with a limiting part (503) matched with the limiting protrusions (901); the middle of the limiting bulge (901) on the two sides is provided with a second spring guide post (902), the second spring guide post (902) is sleeved with a second spring (12), and the free end of the second spring (12) is respectively abutted against the inner walls of the locking bolt (9) and the accommodating groove (501).

6. The locking device as claimed in claim 1, wherein the fixed rotating base (3) is provided with a rotating protrusion (301), the lower cover (2) is provided with a through hole (203) matching with the rotating protrusion (301), the lower cover (2) is matched with the fixed rotating base (3) through the rotating protrusion (301) and the through hole (203), and the lower cover (2) can rotate around the rotating protrusion (301) to drive the locking body to rotate.

7. The locking device of claim 1, wherein a guide slot (502) is provided at one end of the switch (5), a guide post (602) matching with the guide slot (502) is provided at one end of the press (6), and first spring guide posts (111) located on the same axis are provided at both ends of the press (6), two ends of the first spring (11) are respectively sleeved on the two first spring guide posts (111) and respectively abut against the press (6) and the switch (5), and the press (6) and the switch (5) can move relatively.

8. The locking device of claim 1, wherein a guide post (701) is provided on the top of the top block (7), a slanted slot (601) is provided on both sides of the pressing member (6), the guide post (701) is locked in the slanted slot (601), when the pressing member (6) is pressed, the slanted slot (601) inwardly presses the guide post (701) to drive the top block (7) to rotate around the rotating shaft (8), so that the feet of the top block (7) are respectively lifted outwardly to disengage from the switch member (5).

9. A locker according to claim 2, wherein the locking tongue (9) is provided with a slope structure at one side, and the slope structure is contacted and matched with the limiting post (401) to enable the locking tongue (9) to compress the second spring (12) and move rightwards.

10. The locking device as claimed in claim 1, wherein the fixed rotating base (3) and the fixed buckle (4) are respectively provided with a double-sided tape (13) on the back, and the double-sided tapes (13) respectively connect and fix the fixed rotating base (3) and the fixed buckle (4) on an attachment body.

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